diff options
author | dos-reis <gdr@axiomatics.org> | 2007-08-14 05:14:52 +0000 |
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committer | dos-reis <gdr@axiomatics.org> | 2007-08-14 05:14:52 +0000 |
commit | ab8cc85adde879fb963c94d15675783f2cf4b183 (patch) | |
tree | c202482327f474583b750b2c45dedfc4e4312b1d /src/graph/view3D | |
download | open-axiom-ab8cc85adde879fb963c94d15675783f2cf4b183.tar.gz |
Initial population.
Diffstat (limited to 'src/graph/view3D')
40 files changed, 15886 insertions, 0 deletions
diff --git a/src/graph/view3D/ChangeLog b/src/graph/view3D/ChangeLog new file mode 100644 index 00000000..3d018ddf --- /dev/null +++ b/src/graph/view3D/ChangeLog @@ -0,0 +1,72 @@ +2007-07-29 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * Makefile.pamphlet: Propagate libtoolization changes. + * Makefile.in: Regenerate. + +2006-11-26 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * buttons3d.c.pamphlet: Include axiom-c-macros.h + * closeView3d.c.pamphlet: Likewise. + * component3d.c.pamphlet: Likewise. + * control3d.c.pamphlet: Likewise. + * illuminate3d.c.pamphlet: Likewise. + * lightbut3d.c.pamphlet: Likewise. + * lighting3d.c.pamphlet: Likewise. + * main3d.c.pamphlet: Likewise. + * mesh3d.c.pamphlet: Likewise. + * msort3d.c.pamphlet: Likewise. + * pot3d.c.pamphlet: Likewise. + * process3d.c.pamphlet: Likewise. + * project3d.c.pamphlet: Likewise. + * quit3d.c.pamphlet: Likewise. + * quitbut3d.c.pamphlet: Likewise. + * save3d.c.pamphlet: Likewise. + * savebut3d.c.pamphlet: Likewise. + * smoothShade3d.c.pamphlet: Likewise. + * spadAction3d.c.pamphlet: Likewise. + * stuff3d.c.pamphlet: Likewise. + * surface3d.c.pamphlet: Likewise. + * testcol.c.pamphlet: Likewise. + * transform3d.c.pamphlet: Likewise. + * viewport3d.c.pamphlet: Likewise. + * volume3d.c.pamphlet: Likewise. + * write3d.c.pamphlet: Likewise. + + * Makefile.pamphlet: Add support for OS that require extension for + executable binary files. + * Makefile.in: Regenerate. + +2006-11-24 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * Makefile.pamphlet: Use .$(OBJEXT) in lieu of plain .o. + (MIDINT, MIDOBJ, LIB, GDRAW, GDRAW_OBJS): Remove. + (Gfun_objects): Simplify. + (view3D_objects): Likewise. + (view3D_DEPENDENCIES): Remove explicit reference to libspad.a + (AXIOM_CFLAGS): New variable. + (%.$(OBJEXT)): Use it. + * Makefile.in: Regenerate. + +2006-10-08 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * Makefile.pamphlet: Remove references to ${MNT} throughout. + * Makefile.in: Regenerate. + +2006-09-18 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * Makefile.pamphlet: Simplify. + * Makefile.in: Regenerate. + +2006-09-11 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * Makefile.pamphlet: Use $(axiom_build_document) to tangle + pamphlets. Add support for out-of-source build. + * Makefile.in: Regenerate. + +2006-09-03 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * Makefile.in: New. + +2006-08-06 Gabriel Dos Reis <gdr@cs.tamu.edu> + + * Makefile.pamphlet: Remove explicit mention of X11 and Xpm. diff --git a/src/graph/view3D/Makefile.in b/src/graph/view3D/Makefile.in new file mode 100644 index 00000000..74739790 --- /dev/null +++ b/src/graph/view3D/Makefile.in @@ -0,0 +1,74 @@ + +IN= $(axiom_src_srcdir)/graph/view3D + +# local include files shared by graphics +LINC= $(axiom_src_srcdir)/graph/include + +# global include files shared by everyone +GINC= $(axiom_src_srcdir)/include + +# bitmaps for cursors +BIT= $(axiom_src_srcdir)/graph/include/purty + +build_libdir = $(abs_top_builddir)/src/lib + +bin_PROGRAMS = view3D$(EXEEXT) + +view3D_sources = buttons3d.c closeView3d.c component3d.c control3d.c \ + illuminate3d.c lightbut3d.c lighting3d.c main3d.c \ + mesh3d.c msort3d.c pot3d.c process3d.c project3d.c \ + quitbut3d.c quit3d.c save3d.c savebut3d.c smoothShade3d.c \ + spadAction3d.c stuff3d.c surface3d.c transform3d.c \ + viewport3d.c volume3d.c write3d.c + +view3D_SOURCES = $(addsuffix .pamphlet, $(view3D_sources)) + +view3D_objects = $(addprefix $(builddir)/, $(view3D_sources:.c=.lo)) + +Gfun_objects = ../Gdraws/Gfun.lo + + +view3D_LDADD = $(axiom_target_libdir)/libspad.la +view3D_DEPENDENCIES = $(Gfun_objects) + +pamphlets = Makefile.pamphlet $(view3D_SOURCES) + +subdir = src/graph/view3D/ + +AXIOM_CFLAGS = ${CCF} ${AXIOM_X11_CFLAGS} -I${LINC} -I${GINC} -I${IN} \ + $(axiom_includes) + +HEADERS = ${IN}/header.h ${IN}/globals.h \ + ${LINC}/component.h ${LINC}/view3D.h ${LINC}/tube.h \ + ${LINC}/actions.h ${LINC}/viewCommand.h \ + ${GINC}/view.h ${LINC}/G.h $(axiom_c_macros.h) + +.PHONY: all all-ax all-view3D +all: all-ax +all-ax all-view3D: stamp + @echo finished $(srcdir) + +stamp: $(axiom_target_libdir)/view3D$(EXEEXT) + @rm -f stamp + $(STAMP) stamp + +$(axiom_target_libdir)/view3D$(EXEEXT): $(view3D_objects) $(view3D_DEPENDENCIES) + $(LINK) -o $@ $(view3D_objects) $(Gfun_objects) \ + $(view3D_LDADD) $(AXIOM_X11_LDFLAGS) -lm + +.PRECIOUS: %.lo +.PRECIOUS: %.c + +%.lo: $(HEADERS) + +%.lo: %.c + $(COMPILE) -o $@ $(CFLAGS) $(AXIOM_CFLAGS) $< + +%.c: $(srcdir)/%.c.pamphlet + $(axiom_build_document) --tangle --output=$@ $< + +mostly-clean: + +clean-clean: mostlyclean-clean + +distclean-local: clean-local diff --git a/src/graph/view3D/Makefile.pamphlet b/src/graph/view3D/Makefile.pamphlet new file mode 100644 index 00000000..694219bb --- /dev/null +++ b/src/graph/view3D/Makefile.pamphlet @@ -0,0 +1,110 @@ +%% Oh Emacs, this is a -*- Makefile -*-, so give me tabs. +\documentclass{article} +\usepackage{axiom} + +\title{no title} +\author{The Axiom Team} + +\begin{document} +\maketitle + +\begin{abstract} +\end{abstract} +\eject + +\tableofcontents +\eject + + +\section{environment} +<<environment>>= + +IN= $(axiom_src_srcdir)/graph/view3D + +# local include files shared by graphics +LINC= $(axiom_src_srcdir)/graph/include + +# global include files shared by everyone +GINC= $(axiom_src_srcdir)/include + +# bitmaps for cursors +BIT= $(axiom_src_srcdir)/graph/include/purty + +build_libdir = $(abs_top_builddir)/src/lib + +bin_PROGRAMS = view3D$(EXEEXT) + +view3D_sources = buttons3d.c closeView3d.c component3d.c control3d.c \ + illuminate3d.c lightbut3d.c lighting3d.c main3d.c \ + mesh3d.c msort3d.c pot3d.c process3d.c project3d.c \ + quitbut3d.c quit3d.c save3d.c savebut3d.c smoothShade3d.c \ + spadAction3d.c stuff3d.c surface3d.c transform3d.c \ + viewport3d.c volume3d.c write3d.c + +view3D_SOURCES = $(addsuffix .pamphlet, $(view3D_sources)) + +view3D_objects = $(addprefix $(builddir)/, $(view3D_sources:.c=.lo)) + +Gfun_objects = ../Gdraws/Gfun.lo + + +view3D_LDADD = $(axiom_target_libdir)/libspad.la +view3D_DEPENDENCIES = $(Gfun_objects) + +pamphlets = Makefile.pamphlet $(view3D_SOURCES) +@ + +\section{view3D} +<<view3D>>= +$(axiom_target_libdir)/view3D$(EXEEXT): $(view3D_objects) $(view3D_DEPENDENCIES) + $(LINK) -o $@ $(view3D_objects) $(Gfun_objects) \ + $(view3D_LDADD) $(AXIOM_X11_LDFLAGS) -lm + +.PRECIOUS: %.lo +.PRECIOUS: %.c + +%.lo: $(HEADERS) + +%.lo: %.c + $(COMPILE) -o $@ $(CFLAGS) $(AXIOM_CFLAGS) $< + +%.c: $(srcdir)/%.c.pamphlet + $(axiom_build_document) --tangle --output=$@ $< +@ + +<<*>>= +<<environment>> + +subdir = src/graph/view3D/ + +AXIOM_CFLAGS = ${CCF} ${AXIOM_X11_CFLAGS} -I${LINC} -I${GINC} -I${IN} \ + $(axiom_includes) + +HEADERS = ${IN}/header.h ${IN}/globals.h \ + ${LINC}/component.h ${LINC}/view3D.h ${LINC}/tube.h \ + ${LINC}/actions.h ${LINC}/viewCommand.h \ + ${GINC}/view.h ${LINC}/G.h $(axiom_c_macros.h) + +.PHONY: all all-ax all-view3D +all: all-ax +all-ax all-view3D: stamp + @echo finished $(srcdir) + +stamp: $(axiom_target_libdir)/view3D$(EXEEXT) + @rm -f stamp + $(STAMP) stamp + +<<view3D>> + +mostly-clean: + +clean-clean: mostlyclean-clean + +distclean-local: clean-local +@ +\eject + +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/buttons3d.c.pamphlet b/src/graph/view3D/buttons3d.c.pamphlet new file mode 100644 index 00000000..9727e581 --- /dev/null +++ b/src/graph/view3D/buttons3d.c.pamphlet @@ -0,0 +1,450 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D buttons3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _BUTTONS3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include "header.h" +#include "cpanel.h" + +#include "all_3d.H1" +#define BH 31 /* button window height */ +#define PH 80 /* potentiometer window height */ +#define XEDGE 5 /* leftmost button starts here */ + +/***************************************************** + * int initButtons(buttons) * + * * + * Creates the fields for each button window in the * + * three dimensional control panel, and returns the * + * number of buttons created. * + * * + *****************************************************/ + +int +#ifdef _NO_PROTO +initButtons (buttons) + buttonStruct *buttons; +#else +initButtons (buttonStruct *buttons) +#endif +{ + + int PBY = 297; /* panel button Y coordinate at which buttons appear */ + int ii, num = 0; + + /* Rotate, Zoom, and Translate Potentiometer Buttons */ + + /* Title: "Rotate" */ + ii = rotate; + buttons[ii].buttonX = XEDGE; buttons[ii].buttonY = 85; + buttons[ii].buttonWidth = 110; buttons[ii].buttonHeight = PH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = yes; /* rotate is a potentiometer */ + buttons[ii].mask = potMASK; + buttons[ii].textColor = 139; /* line color of rotate dial */ + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Title: "Scale" */ + ii = zoom; + buttons[ii].buttonX = 121; buttons[ii].buttonY = 85; + buttons[ii].buttonWidth = 58; buttons[ii].buttonHeight = PH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = yes; /* zoom(scale) is a potentiometer */ + buttons[ii].mask = potMASK; + buttons[ii].textColor = 165; /* line color of scale arrow */ + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + + /* Title: "Translate" */ + ii = translate; + buttons[ii].buttonX = 185; buttons[ii].buttonY = 85; + buttons[ii].buttonWidth = 110; buttons[ii].buttonHeight = PH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = yes; /* translate is a potentiometer */ + buttons[ii].mask = potMASK; + buttons[ii].textColor = 21; /* line color of translate arrows */ + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* All the rest of the buttons are regular, toggle only buttons and + have the potentiometer variable set to "no". */ + + /* First Row of Buttons */ + /* The four rendering mode buttons: + wireframe, hiddenline solid, hiddenline shaded and smooth shaded **/ + + /* Wirefram mesh */ + ii = transparent; + buttons[ii].buttonX = XEDGE; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 45; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Wire"; + buttons[ii].textColor = modeColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Hidden surface mesh */ + ii = opaqueMesh; + buttons[ii].buttonX = 55; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 53; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Solid"; + buttons[ii].textColor = modeColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Lambertian polygon fill with phong illumination model */ + ii = render; + buttons[ii].buttonX = 113; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 53; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Shade"; + buttons[ii].textColor = modeColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Phong smooth shading and illumination */ + ii = smooth; + buttons[ii].buttonX = 171; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 59; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Smooth"; + buttons[ii].textColor = modeColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Reset View Position Button */ + ii = resetView; + buttons[ii].buttonX = 240; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 53; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Reset"; + buttons[ii].textColor = 149; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + + /* Second Row of Buttons */ + + /* update y displacement of buttons row */ + PBY=PBY+BH+3; + + /* Bounding Region On/Off */ + ii = region3D; + buttons[ii].buttonX = XEDGE; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 58; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Bounds"; + buttons[ii].textColor = 6; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Axes Turned On/Off */ + ii = axesOnOff; + buttons[ii].buttonX = 68; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 49; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Axes"; + buttons[ii].textColor = offColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Outline polygons with black lines in render mode */ + ii = outlineOnOff; + buttons[ii].buttonX = 122; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 70; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Outline"; + buttons[ii].textColor = offColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Display as if a 1-bit plane image */ + ii = bwColor; + buttons[ii].buttonX = 197; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 33; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "BW"; + buttons[ii].textColor = offColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Hide Control Panel */ + ii = hideControl; + buttons[ii].buttonX = 240; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 53; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Hide"; + buttons[ii].textColor = 149; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + + /* Third Row of Buttons */ + + /* update y displacement of buttons row */ + PBY=PBY+BH+3; + + /* Shows Lighting Control Panel */ + ii = lighting; + buttons[ii].buttonX = XEDGE; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 65; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Light"; + buttons[ii].textColor = 149; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Shows View Volume Control Panel */ + ii = viewVolume; + buttons[ii].buttonX = 75; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 100; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "View Volume"; + buttons[ii].textColor = 149; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Shows Save Panel */ + ii = saveit; + buttons[ii].buttonX = 180; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 50; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Save"; + buttons[ii].textColor = 149; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Exits from the viewport running */ + ii = closeAll; + buttons[ii].buttonX = 240; buttons[ii].buttonY = PBY; + buttons[ii].buttonWidth = 53; buttons[ii].buttonHeight = BH; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "Quit"; + buttons[ii].textColor = offColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Buttons to control potentiometers */ + /* These buttons appear above the potentiometer windows which they affect. */ + + /* Rotate potentiometer buttons */ + + /* Rotate about the origin indicated by the axes */ + /* Red is off, Green is on */ + ii = originr; + buttons[ii].buttonX = XEDGE; buttons[ii].buttonY = 55; + buttons[ii].buttonWidth = 53; buttons[ii].buttonHeight = 25; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "origin"; + buttons[ii].textColor = onColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Rotate about the objects center of volume */ + /* Red is off, Green is on */ + ii = objectr; + buttons[ii].buttonX = 62; buttons[ii].buttonY = 55; + buttons[ii].buttonWidth = 53; buttons[ii].buttonHeight = 25; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "object"; + buttons[ii].textColor = offColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Scale potentiometer buttons */ + + /* Scale along X axis: Red is off, Green is on */ + ii = zoomx; + buttons[ii].buttonX = 121; buttons[ii].buttonY = 55; + buttons[ii].buttonWidth = 17; buttons[ii].buttonHeight = 25; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "x"; + buttons[ii].textColor = onColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Scale along Y axis: Red is off, Green is on */ + ii = zoomy; + buttons[ii].buttonX = 141; buttons[ii].buttonY = 55; + buttons[ii].buttonWidth = 17; buttons[ii].buttonHeight = 25; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "y"; + buttons[ii].textColor = onColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Zoom along Z axis: Red is off, Green is on */ + ii = zoomz; + buttons[ii].buttonX = 161; buttons[ii].buttonY = 55; + buttons[ii].buttonWidth = 17; buttons[ii].buttonHeight = 25; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "z"; + buttons[ii].textColor = onColor; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Translate potentiometer buttons */ + + /* Indicates an orthographic projection of the xy-plane, + translation is in x and y coordinates */ + ii = xy; + buttons[ii].buttonX = 185; buttons[ii].buttonY = 55; + buttons[ii].buttonWidth= 34; buttons[ii].buttonHeight = 25; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "xy"; + buttons[ii].textColor = 35; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Indicates an orthographic projection of the xz-plane, + translation is in x and z coordinates */ + ii = xz; + buttons[ii].buttonX = 223; buttons[ii].buttonY = 55; + buttons[ii].buttonWidth= 34; buttons[ii].buttonHeight = 25; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "xz"; + buttons[ii].textColor = 35; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + /* Indicates an orthographic projection of the yz-plane, + translation is in y and z coordinates */ + ii = yz; + buttons[ii].buttonX = 261; buttons[ii].buttonY = 55; + buttons[ii].buttonWidth= 34; buttons[ii].buttonHeight = 25; + buttons[ii].buttonKey = ii; + buttons[ii].pot = no; + buttons[ii].mask = buttonMASK; + buttons[ii].text = "yz"; + buttons[ii].textColor = 35; + buttons[ii].xHalf = buttons[ii].buttonWidth/2; + buttons[ii].yHalf = buttons[ii].buttonHeight/2; + ++num; + + return(num); + +} /* initButtons() */ + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/closeView3d.c.pamphlet b/src/graph/view3D/closeView3d.c.pamphlet new file mode 100644 index 00000000..22ca3fbe --- /dev/null +++ b/src/graph/view3D/closeView3d.c.pamphlet @@ -0,0 +1,116 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D closeView3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _CLOSEVIEW3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <stdlib.h> +#include "header.h" + +#include "util.H1" +#include "Gfun.H1" +#include "all_3d.H1" + + + +/***************************************************** + * int closeViewport() * + * * + * This closes all of the windows created for the * + * control panel window and the viewport window of * + * the current graph being displayed. * + * It does not currently return a specified value. * + * * + *****************************************************/ + +void +#ifdef _NO_PROTO +closeViewport () +#else +closeViewport (void) +#endif +{ + int i; + + /* First, unlink viewport from global list of viewports */ + if (viewport->prevViewport) { /* if there is a viewport before it */ + (viewport->prevViewport)->nextViewport = viewport->nextViewport; + } else { /* this is the first viewport */ + viewport = viewport->nextViewport; + } + if (viewport->nextViewport) { /* if there is a viewport following it */ + (viewport->nextViewport)->prevViewport = viewport->prevViewport; + } + + /* Free up the control panel button windows */ + for (i=0; i<maxButtons3D; i++) { + XDeleteAssoc(dsply,table,(control->buttonQueue[i]).self); + } + + /* Free up the control panel window */ + XDestroyWindow(dsply,control->controlWindow); + free(control); + + /* Free up the viewport window */ + + XDestroyWindow(dsply,viewport->viewWindow); + XDestroyWindow(dsply,viewport->titleWindow); + free(viewport); + + XFlush(dsply); + +} /* closeViewport() */ + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/component3d.c.pamphlet b/src/graph/view3D/component3d.c.pamphlet new file mode 100644 index 00000000..3b22805d --- /dev/null +++ b/src/graph/view3D/component3d.c.pamphlet @@ -0,0 +1,908 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D component3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _COMPONENT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include "header.h" +#include "draw.h" + +#include "Gfun.H1" +#include "util.H1" +#include "XSpadFill.H1" + +#include "all_3d.H1" + +#define axisLength 1.0 /* use 100.0, if data is not to be normalized */ + +#define samePoint(a,b) ((refPt3D(viewData,a)->x == refPt3D(viewData,b)->x) &&\ + (refPt3D(viewData,a)->y == refPt3D(viewData,b)->y) &&\ + (refPt3D(viewData,a)->z == refPt3D(viewData,b)->z)) +#define MAX_POINT 1000.0 +#define MIN_POINT -1000.0 + + +void +#ifdef _NO_PROTO +scaleComponents () +#else +scaleComponents (void) +#endif +{ + + double xRange,yRange,zRange; + int i; + viewTriple *aPoint; + + /* Temporary range limits until the three dimensional clipping + package is fully functional */ + + if (viewData.xmin < MIN_POINT) viewData.xmin = MIN_POINT; + if (viewData.xmax > MAX_POINT) viewData.xmax = MAX_POINT; + if (viewData.ymin < MIN_POINT) viewData.ymin = MIN_POINT; + if (viewData.ymax > MAX_POINT) viewData.ymax = MAX_POINT; + if (viewData.zmin < MIN_POINT) viewData.zmin = MIN_POINT; + if (viewData.zmax > MAX_POINT) viewData.zmax = MAX_POINT; + + xRange = viewData.xmax - viewData.xmin; + yRange = viewData.ymax - viewData.ymin; + zRange = viewData.zmax - viewData.zmin; + + /* We scale down, normalize the data, if it is coming from AXIOM + (handled by viewman). If the data is coming from a file (handled by + viewAlone) then it should already been scaled down. + */ + + /* Find the coordinate axis with the larges range of data and scale + the others relative to it. + */ + /* compare x and y ranges */ + if (xRange > yRange) { + if (xRange > zRange) { + if (absolute(viewData.xmax) >= absolute(viewData.xmin)) + viewData.scaleToView = axisLength/(absolute(viewData.xmax)); + else + viewData.scaleToView = axisLength/(absolute(viewData.xmin)); + } else { + if (absolute(viewData.zmax) >= absolute(viewData.zmin)) + viewData.scaleToView = axisLength/(absolute(viewData.zmax)); + else + viewData.scaleToView = axisLength/(absolute(viewData.zmin)); + } + } else { + if (yRange > zRange) { + if (absolute(viewData.ymax) >= absolute(viewData.ymin)) + viewData.scaleToView = axisLength/(absolute(viewData.ymax)); + else + viewData.scaleToView = axisLength/(absolute(viewData.ymin)); + } else { + if (absolute(viewData.zmax) >= absolute(viewData.zmin)) + viewData.scaleToView = axisLength/(absolute(viewData.zmax)); + else + viewData.scaleToView = axisLength/(absolute(viewData.zmin)); + } + } + + /* We now normalize all the points in this program. The information + needed to link the normalized set of points back to the real object + space scale created in AXIOM is held in viewData.scaleToView. */ + viewData.xmin *= viewData.scaleToView; + viewData.xmax *= viewData.scaleToView; + viewData.ymin *= viewData.scaleToView; + viewData.ymax *= viewData.scaleToView; + viewData.zmin *= viewData.scaleToView; + viewData.zmax *= viewData.scaleToView; + viewData.clipXmin = viewData.xmin; + viewData.clipXmax = viewData.xmax; + viewData.clipYmin = viewData.ymin; + viewData.clipYmax = viewData.ymax; + viewData.clipZmin = viewData.zmin; + viewData.clipZmax = viewData.zmax; + + for (i=0, aPoint=viewData.points; i<viewData.numOfPoints; i++,aPoint++) { + aPoint->x *= viewData.scaleToView; + aPoint->y *= viewData.scaleToView; + aPoint->z *= viewData.scaleToView; + } + +} /* scaleComponents() */ + + +/* + void makeTriangle(a,b,c) + Given three indices to three points, a triangular polygon is created + and inserted into the polygon list of viewData. If two or more of the + points are coincidental, no polygon is created since that would be a + degenerate (collapsed) polygon. + */ + +void +#ifdef _NO_PROTO +makeTriangle (a, b, c) + int a,b,c; +#else +makeTriangle (int a, int b, int c) +#endif +{ + poly *aPoly; + + if (!(samePoint(a,b) || samePoint(b,c) || samePoint(c,a))) { + /* create triangle only if the three vertex points are distinct */ + aPoly = (poly *)saymem("component.c",1,sizeof(poly)); + aPoly->num = aPoly->sortNum = viewData.numPolygons++; + aPoly->split = aPoly->moved = no; + aPoly->numpts = 3; + aPoly->primitiveType = polygonComponent; + aPoly->indexPtr = (int *)saymem("component.c",3,sizeof(int)); + *(aPoly->indexPtr) = a; + *(aPoly->indexPtr + 1) = b; + *(aPoly->indexPtr + 2) = c; + aPoly->doNotStopDraw = yes; + aPoly->next = viewData.polygons; + viewData.polygons = aPoly; + } /* if all points are unique */ + +} /* makeTriangle() */ + + + + +/* + void triangulate() + + Only if there is more than one list do we triangulate; a single list + is used for either a space curve or simply a point. Actually, in that + case, we now make "flat" *polygons, flagged by the primitiveType field + (pointComponent, etc. in tube.h). We need to examine two lists at a time + (and if the structure is closed, the last and first as well). For every + three points in the two lists, alternating between one in one and two in + the other, we construct triangles. If one list is shorter, then its last + point becomes the vertex for the remaining pairs of points from the other + list. It turns out that any distribution of points in the two lists + (preserving cyclic order) will produce the same desired polygon. + */ + +void +#ifdef _NO_PROTO +triangulate () +#else +triangulate (void) +#endif +{ + + int u,l; + int uBound,lBound; + int i,j,k; + LLPoint *anLLPoint; + LPoint *list1,*list2; + poly *aPoly; + + anLLPoint = viewData.lllp.llp; + for (i=0; i<viewData.lllp.numOfComponents; i++,anLLPoint++) { + if (anLLPoint->numOfLists > 1) { + list2 = anLLPoint->lp; + for (j=1; j<anLLPoint->numOfLists; j++) { + list1 = list2; + list2 = list1 + 1; + u = l = 0; + uBound = u+1 < list1->numOfPoints; + lBound = l+1 < list2->numOfPoints; + while (uBound || lBound) { + if (uBound) { + makeTriangle(*(list1->indices + u + 1), + *(list1->indices + u), *(list2->indices + l)); + u++; + uBound = u+1 < list1->numOfPoints; + } + if (lBound) { + makeTriangle(*(list2->indices + l), + *(list2->indices + l + 1), *(list1->indices + u)); + l++; + lBound = l+1 < list2->numOfPoints; + } + } /* while (uBound || lBound) */ + } /* for j<anLLPoint->numOfLists */ + } /* if anLLPoint->numOfLists > 1 */ + else { + /* if anLLPoint->numOfLists <= 1...assume this means =1 */ + /* Flat polygons are to be drawn when hidden + surface algorithm is used.*/ + if (anLLPoint->numOfLists == 1) { + if (anLLPoint->lp->numOfPoints == 1) { + /* this graph is a single point */ + aPoly = (poly *)saymem("component.c",1,sizeof(poly)); + aPoly->num = aPoly->sortNum = viewData.numPolygons++; + aPoly->split = aPoly->moved = no; + aPoly->primitiveType = pointComponent; + aPoly->numpts = 1; + aPoly->indexPtr = (int *)saymem("component.c",1,intSize); + *(aPoly->indexPtr) = *(anLLPoint->lp->indices); + aPoly->doNotStopDraw = yes; + aPoly->next = viewData.polygons; + viewData.polygons = aPoly; + } else { + /* this graph is a curve */ + for (k=0; k<anLLPoint->lp->numOfPoints-1; k++) { + aPoly = (poly *)saymem("component.c",1,sizeof(poly)); + aPoly->num = aPoly->sortNum = viewData.numPolygons++; + aPoly->split = aPoly->moved = no; + aPoly->primitiveType = lineComponent; /* curveComponent */ + aPoly->numpts = 2; + aPoly->indexPtr = + (int *)saymem("component.c",2,sizeof(int)); + *(aPoly->indexPtr) = *(anLLPoint->lp->indices + k); + *(aPoly->indexPtr+1) = *(anLLPoint->lp->indices + k + 1); + aPoly->doNotStopDraw = yes; + aPoly->next = viewData.polygons; + viewData.polygons = aPoly; + } /* for k */ + if (anLLPoint->lp->prop.closed) { + aPoly = (poly *)saymem("component.c",1,sizeof(poly)); + aPoly->num = aPoly->sortNum = viewData.numPolygons++; + aPoly->split = aPoly->moved = no; + aPoly->primitiveType = lineComponent; /* curveComponent */ + aPoly->numpts = 2; + aPoly->indexPtr = + (int *)saymem("component.c",2,sizeof(int)); + *(aPoly->indexPtr) = *(anLLPoint->lp->indices + k); + *(aPoly->indexPtr+1) = *(anLLPoint->lp->indices); + aPoly->doNotStopDraw = yes; + aPoly->next = viewData.polygons; + viewData.polygons = aPoly; + } /* if list of points is closed */ + } /* else */ + } /* point, line, polygon, surface components are taken care of above */ + } /* else anLLPoint->numOfLists <= 1 */ + } /* for LLPoints in LLLPoints (i) */ + +} /* triangulate */ + + + +void +#ifdef _NO_PROTO +readComponentsFromViewman () +#else +readComponentsFromViewman (void) +#endif +{ + int i,j,k; + LLPoint *anLLPoint; + LPoint *anLPoint; + viewTriple *aPoint; + /* maxLength holds the max(llp,lp) figure regarding how large to + make the array of XPoints, i.e. quadMesh, for use in calling XDraw(). */ + int maxLength=0; + + int *anIndex; + + readViewman(&(viewData.numOfPoints),intSize); + aPoint = viewData.points = + (viewTriple *)saymem("component.c",viewData.numOfPoints, + sizeof(viewTriple)); + for (i=0; i<viewData.numOfPoints; i++, aPoint++) { + readViewman(&(aPoint->x),floatSize); + readViewman(&(aPoint->y),floatSize); + readViewman(&(aPoint->z),floatSize); + readViewman(&(aPoint->c),floatSize); +#ifdef NANQ_DEBUG + if (!(aPoint->z < 0) && !(aPoint->z > 0) && !(aPoint->z == 0)) + fprintf(stderr,"%g\n", aPoint->z); +#endif + } + + readViewman(&(viewData.lllp.numOfComponents),intSize); + anLLPoint = viewData.lllp.llp = + (LLPoint *)saymem("component.c, i",viewData.lllp.numOfComponents, + sizeof(LLPoint)); + for (i=0; i<viewData.lllp.numOfComponents; i++,anLLPoint++) { + readViewman(&(anLLPoint->prop.closed),intSize); + readViewman(&(anLLPoint->prop.solid),intSize); + readViewman(&(anLLPoint->numOfLists),intSize); + anLPoint = anLLPoint->lp = + (LPoint *)saymem("component.c, ii",anLLPoint->numOfLists, + sizeof(LPoint)); + for (j=0; j<anLLPoint->numOfLists; j++,anLPoint++) { + if (anLLPoint->numOfLists > maxLength) + maxLength = anLLPoint->numOfLists; + readViewman(&(anLPoint->prop.closed),intSize); + readViewman(&(anLPoint->prop.solid),intSize); + readViewman(&(anLPoint->numOfPoints),intSize); + anIndex = anLPoint->indices = + (int *)saymem("component.c, index",anLPoint->numOfPoints,intSize); + if (anLPoint->numOfPoints > maxLength) + maxLength = anLPoint->numOfPoints; + for (k=0; k<anLPoint->numOfPoints; k++,anIndex++) { + readViewman(anIndex,intSize); + /* AXIOM arrays are one based, C arrays are zero based */ + if (!viewAloned) (*anIndex)--; + } + } /* for LPoints in LLPoints (j) */ + } /* for LLPoints in LLLPoints (i) */ + + quadMesh = (XPoint *)saymem("component.c",maxLength+2,sizeof(XPoint)); + +} /* readComponentsFromViewman() */ + + + +/* + void calcNormData() * + Calculates the surface normals for the polygons that make up the tube. + Also finds the fourth coefficient to the plane equation: + Ax + By + Cz + D = 0 + A,B, and C are in the normal N[3] and D is the planeConst. + Figures out the color as well (from the average of the points) and + resets the moved flag + */ + +void +#ifdef _NO_PROTO +calcNormData () +#else +calcNormData (void) +#endif +{ + + poly *aPoly; + int *index; + + for (aPoly = viewData.polygons; aPoly != NIL(poly); aPoly = aPoly->next) { + index = aPoly->indexPtr; + switch (aPoly->primitiveType) { + case pointComponent: + case lineComponent: + aPoly->moved = 0; + aPoly->color = refPt3D(viewData,*index)->c; + break; + default: + /* + The following line takes 3 consecutive points and asks + for the normal vector defined by them. This assumes that + these do not contain co-linear points. For some reason, + co-linear points are allowed, this needs to be changed. + */ + getMeshNormal(refPt3D(viewData,*index)->x, + refPt3D(viewData,*index)->y, + refPt3D(viewData,*index)->z, + refPt3D(viewData,*(index+1))->x, + refPt3D(viewData,*(index+1))->y, + refPt3D(viewData,*(index+1))->z, + refPt3D(viewData,*(index+2))->x, + refPt3D(viewData,*(index+2))->y, + refPt3D(viewData,*(index+2))->z, 0.0, 1.0, aPoly->N); + + /* calculate the constant term, D, for the plane equation */ + aPoly->planeConst = + -(aPoly->N[0] * refPt3D(viewData,*index)->x + + aPoly->N[1] * refPt3D(viewData,*index)->y + + aPoly->N[2] * refPt3D(viewData,*index)->z); + aPoly->moved = 0; + aPoly->color = (refPt3D(viewData,*index)->c + + (refPt3D(viewData,*(index+1)))->c + + (refPt3D(viewData,*(index+2)))->c) / 3.0; + break; + } /* switch */ + } + +} /* calcNormData() */ + + + +/* + viewPoints *make3DComponents() + + Read in all the 3D data from the viewport manager and construct the + model of it. The model is based upon a list of lists of lists of points. + Each top level list makes a component in 3-space. The interpretation + really begins at the level below that, where the list of lists of + points is. For 3D explicit equations of two variables, the closed + boolean for this level is False and the closed boolean for each sublist + is False as well. For 3D parameterized curves of one variable, the + closed boolean for this level is defined by the user from AXIOM , + (which defaults to False) and the closed boolean for each sublist is True. + */ + +viewPoints * +#ifdef _NO_PROTO +make3DComponents () +#else +make3DComponents (void) +#endif +{ + viewPoints *graphData; + + readComponentsFromViewman(); + + /* The initial boundaries for the clipping region are set to those + of the boundaries of the data region. */ + viewData.clipXmin = viewData.xmin; viewData.clipXmax = viewData.xmax; + viewData.clipYmin = viewData.ymin; viewData.clipYmax = viewData.ymax; + viewData.clipZmin = viewData.zmin; viewData.clipZmax = viewData.zmax; + + /* normalize the data coordinates */ + if (viewData.scaleDown) scaleComponents(); + viewData.numPolygons = 0; + /* initially the list of polygons is empty */ + viewData.polygons = NIL(poly); + /* create the polygons; (sets viewData.polygons and viewData.numPolygons) */ + triangulate(); + /* calculate the plane equations for all the polygons */ + calcNormData(); + + graphData = makeViewport(); + + imageX = XCreateImage(/* display */ dsply, + /* visual */ DefaultVisual(dsply,scrn), + /* depth */ DefaultDepth(dsply,scrn), + /* format */ ZPixmap, + /* offset */ 0, + /* data */ NULL, + /* width */ vwInfo.width, + /* height */ 1, + /* bitmap_pad */ 32, + /* bytes_per_line */ 0); + imageX->data = NIL(char); + + /* windowing displaying */ + writeTitle(); + postMakeViewport(); + drawViewport(Xoption); + firstTime = yes; + XMapWindow(dsply, graphData->viewWindow); + XMapWindow(dsply, graphData->titleWindow); + XFlush(dsply); + + return(graphData); + +} /* make3DComponents */ + + + + + +void +#ifdef _NO_PROTO +draw3DComponents (dFlag) + int dFlag; +#else +draw3DComponents (int dFlag) +#endif +{ + + int i, j, k, hue, x1, y1, x2, y2; + LLPoint *anLLPoint; + LPoint *anLPoint; + int *anIndex; + int componentType; /* what the component is to be interpreted as */ + int clip_a,clip_i; /* for use in wire mesh mode clipping */ + XEvent peekEvent; + viewTriple *aLPt; + XPoint line[2]; + RGB col_rgb; + + calcEyePoint(); + while ((XPending(dsply) > 0) && (scanline > 0)) + XNextEvent(dsply,&peekEvent); + switch (viewData.style) { + + case transparent: + GSetLineAttributes(componentGC,0,LineSolid,CapButt,JoinMiter,dFlag); + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC, (float)foregroundColor, dFlag); + else + GSetForeground(componentGC, (float) meshOutline, dFlag); + } else { + GSetForeground(componentGC, psBlack, dFlag); + } + /* no need to check "keep drawing" for ps */ + if (dFlag == Xoption) drawMore = keepDrawingViewport(); + + /* + This is where we interpret the list of lists of lists of points struct. + We want to extract the following forms of data: + - individual points (drawn as filled points) + - lines (space curves) + - defined polygon primitives + - surfaces + the last one is the one that will replace the function of 2 variables, + tubes as well as 3D parameterized functions of 2 variables. + Since there could be many other ways of constructing L L L Pts - much + more than could be usefully interpreted - any other formats are + currently not allowed. When they are, this comment should be updated + appropriately. + + ************************************************************************ + + Traverse each component. + We decide here, before we begin traversing the + component what we want to interpret it as. + Here's the convention used to figure that out: + - points: #anLLPoint->numOfLists was 1 + #anLPoint->numOfPoints is 1 + - lines: #anLLPoint->numOfLists was 1 + #anLPoint->numOfPoints > 1 + - polygons: #anLLPoint->numOfLists was 2 + #anLPoint->numOfPoints is 1 + - surface: #anLLPoint->numOfLists was some m>1 + #anLPoint->numOfPoints all point lists are the same. + + */ + + anLLPoint = viewData.lllp.llp; + for (i=0; i<viewData.lllp.numOfComponents; i++,anLLPoint++) { + /* initially, component type is unknown */ + componentType = stillDontKnow; + if (anLLPoint->numOfLists == 1) { + if (anLLPoint->lp->numOfPoints == 1) componentType = pointComponent; + else componentType = lineComponent; + } else if (anLLPoint->numOfLists == 2) { + if ((anLLPoint->lp->numOfPoints == 1) && + ((anLLPoint->lp+1)->numOfPoints > 2)) + componentType = polygonComponent; + } + /* Check for corrupt data and NaN data is made in AXIOM . */ + if (componentType == stillDontKnow) + componentType = surfaceComponent; + + anLPoint = anLLPoint->lp; + + switch (componentType) { + + case pointComponent: + /* anLLPoint->numOfLists == anLLPoint->lp->numOfPoints == 1 here */ + aLPt = refPt3D(viewData,*(anLPoint->indices)); + project(aLPt,quadMesh,0); + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC, (float)foregroundColor, dFlag); + else { + hue = hueValue(aLPt->c); + GSetForeground(componentGC, (float)XSolidColor(hue,2), dFlag); + } + } else GSetForeground(componentGC, psBlack, dFlag); + GFillArc(componentGC,viewport->viewWindow,quadMesh->x,quadMesh->y, + viewData.pointSize,viewData.pointSize,0,360*64,dFlag); + break; + + case lineComponent: + /* anLLPoint->numOfLists == 1 here */ + anIndex = anLPoint->indices; + aLPt = refPt3D(viewData,*anIndex); + project(aLPt,quadMesh,0); + x1 = quadMesh[0].x; y1 = quadMesh[0].y; anIndex++; + for (k=1; k<anLPoint->numOfPoints; k++,anIndex++) { + aLPt = refPt3D(viewData,*anIndex); + project(aLPt,quadMesh,k); + x2 = quadMesh[k].x; y2 = quadMesh[k].y; + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC, (float)foregroundColor, dFlag); + else { + hue = hueValue(aLPt->c); + GSetForeground(componentGC, (float)XSolidColor(hue,2), dFlag); + } + if (!eqNANQ(x1) && !eqNANQ(y1) && !eqNANQ(x2) && !eqNANQ(y2)) + GDrawLine(componentGC,viewport->viewWindow,x1,y1,x2,y2,dFlag); + } else { + if (dFlag==PSoption && !mono && !viewport->monoOn) { + hue = getHue(aLPt->c); + col_rgb = hlsTOrgb((float)hue,0.5,0.8); + line[0].x = x1; line[0].y = y1; + line[1].x = x2; line[1].y = y2; + PSDrawColor(col_rgb.r,col_rgb.g,col_rgb.b,line,2); + } else { + if (foregroundColor == white) + GSetForeground(componentGC, 0.0, dFlag); + else + GSetForeground(componentGC, psBlack, dFlag); + if (!eqNANQ(x1) && !eqNANQ(y1) && !eqNANQ(x2) && !eqNANQ(y2)) + GDrawLine(componentGC,viewport->viewWindow,x1,y1,x2,y2,dFlag); + } + } + x1 = x2; y1 = y2; + } /* for points in LPoints (k) */ + if (anLPoint->prop.closed) { + project(refPt3D(viewData,*(anLPoint->indices)),quadMesh, + anLPoint->numOfPoints); + x2 = quadMesh[anLPoint->numOfPoints].x; + y2 = quadMesh[anLPoint->numOfPoints].y; + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC, (float)foregroundColor, dFlag); + else { + hue = hueValue(aLPt->c); + GSetForeground(componentGC, (float)XSolidColor(hue,2), dFlag); + } + if (!eqNANQ(x1) && !eqNANQ(y1) && !eqNANQ(x2) && !eqNANQ(y2)) + GDrawLine(componentGC,viewport->viewWindow,x1,y1,x2,y2,dFlag); + } + else { + if (dFlag==PSoption && !mono && !viewport->monoOn) { + hue = getHue(aLPt->c); + col_rgb = hlsTOrgb((float)hue,0.5,0.8); + line[0].x = x1; line[0].y = y1; + line[1].x = x2; line[1].y = y2; + PSDrawColor(col_rgb.r,col_rgb.g,col_rgb.b,line,2); + } + else { + if (foregroundColor == white) + GSetForeground(componentGC, 0.0, dFlag); + else + GSetForeground(componentGC, psBlack, dFlag); + if (!eqNANQ(x1) && !eqNANQ(y1) && !eqNANQ(x2) && !eqNANQ(y2)) + GDrawLine(componentGC,viewport->viewWindow,x1,y1,x2,y2,dFlag); + } + } + } + break; + + case polygonComponent: + /* first pt of polygon is a single list */ + project(refPt3D(viewData,*(anLPoint->indices)),quadMesh,0); + /* remaining points in the 2nd list (always of size 2 or greater) */ + x1 = quadMesh[0].x; y1 = quadMesh[0].y; + anLPoint = anLLPoint->lp + 1; + anIndex = anLPoint->indices; + for (k=1; k<=anLPoint->numOfPoints; k++,anIndex++) { + aLPt = refPt3D(viewData,*anIndex); + project(aLPt,quadMesh,k); + x2 = quadMesh[k].x; y2 = quadMesh[k].y; + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC, (float)foregroundColor, dFlag); + else { + hue = hueValue(aLPt->c); + GSetForeground(componentGC, (float)XSolidColor(hue,2), dFlag); + } + if (!eqNANQ(x1) && !eqNANQ(y1) && !eqNANQ(x2) && !eqNANQ(y2)) + GDrawLine(componentGC,viewport->viewWindow,x1,y1,x2,y2,dFlag); + } + else { + if (dFlag==PSoption && !mono && !viewport->monoOn) { + hue = getHue(aLPt->c); + col_rgb = hlsTOrgb((float)hue,0.5,0.8); + line[0].x = x1; line[0].y = y1; + line[1].x = x2; line[1].y = y2; + PSDrawColor(col_rgb.r,col_rgb.g,col_rgb.b,line,2); + } + else { + if (foregroundColor == white) + GSetForeground(componentGC, 0.0, dFlag); + else + GSetForeground(componentGC, psBlack, dFlag); + if (!eqNANQ(x1) && !eqNANQ(y1) && !eqNANQ(x2) && !eqNANQ(y2)) + GDrawLine(componentGC,viewport->viewWindow,x1,y1,x2,y2,dFlag); + } + } + x1 = x2; y1 = y2; + } /* for points in LPoints (k) */ + project(refPt3D(viewData,*(anLLPoint->lp->indices)),quadMesh,k); + x2 = quadMesh[k].x; y2 = quadMesh[k].y; + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC, (float)foregroundColor, dFlag); + else { + hue = hueValue(refPt3D(viewData,*anIndex)->c); + GSetForeground(componentGC, (float)XSolidColor(hue,2), dFlag); + } + if (!eqNANQ(x1) && !eqNANQ(y1) && !eqNANQ(x2) && !eqNANQ(y2)) + GDrawLine(componentGC,viewport->viewWindow,x1,y1,x2,y2,dFlag); + } else { + if (dFlag==PSoption && !mono && !viewport->monoOn) { + hue = getHue(refPt3D(viewData,*anIndex)->c); + col_rgb = hlsTOrgb((float)hue,0.5,0.8); + line[0].x = x1; line[0].y = y1; + line[1].x = x2; line[1].y = y2; + PSDrawColor(col_rgb.r,col_rgb.g,col_rgb.b,line,2); + } + else { + if (foregroundColor == white) + GSetForeground(componentGC, 0.0, dFlag); + else + GSetForeground(componentGC, psBlack, dFlag); + if (!eqNANQ(x1) && !eqNANQ(y1) && !eqNANQ(x2) && !eqNANQ(y2)) + GDrawLine(componentGC,viewport->viewWindow,x1,y1,x2,y2,dFlag); + } + } + /* close a polygon */ + break; + + case surfaceComponent: + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC, (float)foregroundColor, dFlag); + else + GSetForeground(componentGC, (float) meshOutline, dFlag); + } + else { + GSetForeground(componentGC, psBlack, dFlag); + } + + /* traverse down one direction first (all points + in a list at a time) */ + for (j=0; drawMore && j<anLLPoint->numOfLists; j++,anLPoint++) { + anIndex = anLPoint->indices; + clip_a = 0; + for (k=0, clip_i=0; + drawMore && k<anLPoint->numOfPoints; + k++, anIndex++, clip_i++) { + aLPt = refPt3D(viewData,*anIndex); + project(aLPt,quadMesh,k); + + if (behindClipPlane(aLPt->pz) || + (viewData.clipStuff && + outsideClippedBoundary(aLPt->x, aLPt->y, aLPt->z))) { + if (clip_i - clip_a > 1) { + GDrawLines(componentGC,viewport->viewWindow,(quadMesh+clip_a), + clip_i-clip_a, CoordModeOrigin, dFlag ); + } + clip_a = clip_i + 1; + } + + drawMore = keepDrawingViewport(); + } /* for points in LPoints (k) */ + if (drawMore) { + /* if drawMore is true, then the above loop terminated with + clip_i incremented properly */ + if (anLPoint->prop.closed) { + /* If closed, then do the first point again - no need to project + just copy over from the first one */ + aLPt = refPt3D(viewData,*(anLPoint->indices)); + project(aLPt,quadMesh, anLPoint->numOfPoints); + if (behindClipPlane(aLPt->pz) || + (viewData.clipStuff && + outsideClippedBoundary(aLPt->x, aLPt->y, aLPt->z))) { + if (clip_i - clip_a > 1) { + GDrawLines(componentGC, viewport->viewWindow, + (quadMesh+clip_a), clip_i-clip_a, + CoordModeOrigin, dFlag); + } + clip_a = clip_i + 1; + } + clip_i++; + } /* closed */ + if (clip_i - clip_a > 1) { + GDrawLines(componentGC, viewport->viewWindow, (quadMesh+clip_a), + clip_i-clip_a, CoordModeOrigin, dFlag); + } + } /* drawMore */ + } /* for LPoints in LLPoints (j) */ + + /* now traverse down the list in the other direction + (one point from each list at a time) */ + for (j=0; drawMore && j<anLLPoint->lp->numOfPoints; j++) { + clip_a = 0; + for (k=0, clip_i=0; + drawMore && k<anLLPoint->numOfLists; + k++, clip_i++) { + aLPt = refPt3D(viewData,*((anLLPoint->lp + k)->indices + j)); + project(aLPt, quadMesh,k); + + if (behindClipPlane(aLPt->pz) || + (viewData.clipStuff && + outsideClippedBoundary(aLPt->x, aLPt->y, aLPt->z))) { + if (clip_i - clip_a > 1) { + GDrawLines(componentGC,viewport->viewWindow,quadMesh+clip_a, + clip_i-clip_a, CoordModeOrigin, dFlag ); + } + clip_a = clip_i + 1; + } + drawMore = keepDrawingViewport(); + } /* for points in LPoints (k) */ + + if (drawMore) { + /* if drawMore is true, then the above loop terminated with + clip_i incremented properly */ + if (anLLPoint->prop.closed) { + /* if closed, do the first point again - no need to project + just copy over from the first one */ + aLPt = refPt3D(viewData,*((anLLPoint->lp + 0)->indices + j)); + project(aLPt, quadMesh, anLLPoint->numOfLists); + if (behindClipPlane(aLPt->pz) || + (viewData.clipStuff && + outsideClippedBoundary(aLPt->x, aLPt->y, aLPt->z))) { + if (clip_i - clip_a > 1) { + GDrawLines(componentGC, viewport->viewWindow, + quadMesh + clip_a, clip_i - clip_a, + CoordModeOrigin, dFlag); + } + clip_a = clip_i + 1; + } + clip_i++; + } /* closed */ + if (clip_i - clip_a > 1) { + GDrawLines(componentGC, viewport->viewWindow, quadMesh+clip_a, + clip_i-clip_a, CoordModeOrigin, dFlag); + } + } /* drawMore */ + } /* for a point in each LPoint (j) */ + break; + } /* switch componentType */ + } /* for LLPoints in LLLPoints (i) */ + break; + + case opaqueMesh: + if (dFlag==Xoption) { + GSetForeground(globGC, (float)opaqueForeground, dFlag); + GSetForeground(opaqueGC, (float)opaqueOutline, dFlag); + } + else { + GSetForeground(globGC, psBlack, dFlag); + GSetForeground(opaqueGC, psBlack, dFlag); + } + GSetLineAttributes(opaqueGC,0,LineSolid,CapButt,JoinRound,dFlag); + drawPolygons(dFlag); + break; + + case render: + if (viewData.outlineRenderOn) { + GSetLineAttributes(renderGC,0,LineSolid,CapButt,JoinRound,dFlag); + if (dFlag==Xoption) GSetForeground(renderGC,(float)black, dFlag); + else GSetForeground(renderGC,psBlack, dFlag ); + } + drawPolygons(dFlag); + break; + + case smooth: + drawPhong(dFlag); + break; + + } /* switch on style */ + +} /* draw3DComponents() */ + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/contour.h b/src/graph/view3D/contour.h new file mode 100755 index 00000000..d037c442 --- /dev/null +++ b/src/graph/view3D/contour.h @@ -0,0 +1,195 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + + /*********************************************************************** + contour.h + ***********************************************************************/ +#define segDEBUG + +/* #define contour -100*/ + +#define CONTOUR_float double +#define ACTIVE_poly_struct poly + +#define line_crosses_plane(z_min, z_max, z_val) \ + ((z_min < z_val) && (z_max >= z_val)) + +#ifdef oldie +typedef struct _active_poly_struct { + struct _active_poly_struct *next; + int num; + struct _poly *polygon; +} active_poly_struct; +#endif + +typedef struct _segment_struct { + struct _segment_struct *next; + struct _viewTriple *point1, *point2; +} segment_struct; + +typedef struct _segment_list_struct { + int num_segs; + segment_struct *segments; + int num, max_num; /* num=slice num, max_num=#slices for this contour */ +} segment_list_struct; + + /*=====================================================================* + Macro Definitions + *=====================================================================*/ +#define foreach_slice(index, slice, slice_list, max_slices) \ + for (index=0; \ + (index<max_slices) && (int)(slice=(slice_list+index)); \ + index++) +#define foreach_segment(seg, slice, fl) \ + for (seg=slice->segments; (fl) && (seg != NIL(segment_struct)); seg=seg->next) + +#define foreach_segment_old(idx, s, sl, max, fl) \ + for (idx=0; idx<max; idx++) \ + for (s=(sl+idx)->segments; (fl) && (s != NIL(segment_struct)); s=s->next) + + /*---------------------------------------------------------------------* + interface stuff + *---------------------------------------------------------------------*/ +#ifdef oldie +#define contourCursorForeground moColor(red1, light) +#define contourCursorBackground moColor(green0, normal) +#else +#define contourCursorForeground monoColor(68) +#define contourCursorBackground monoColor(197) +#endif + +#define contourMASK ExposureMask + +#define contourPlaneTextCOLOR 28 + + /*---------------------------------------------------* + title, dividing lines & stuff + *---------------------------------------------------*/ +#define contourTitleColor moColor(blue0, normal) +#define contourTitleA 190 +#define contourTitleB 217 + +#define dotSize 8 +#define dotExt 12 +#define dotColor moColor(red2, pastel) + + /*---------------------------------------------------* + Button Positions & Dimensions + *---------------------------------------------------*/ +#define contourPlaneXY_X 150 +#define contourPlaneXY_Y 250 +#define contourPlaneXZ_X 190 +#define contourPlaneXZ_Y 250 +#define contourPlaneYZ_X 230 +#define contourPlaneYZ_Y 250 +#define contourLittleButt_W 20 +#define contourLittleButt_H 20 + +#define contourFlatView_X 120 +#define contourFlatView_Y 290 +#define contourAppendSegs_X 120 +#define contourAppendSegs_Y 320 +#ifdef oldie +#define contourBigButt_W 170 +#define contourBigButt_H 20 +#else +#define contourBigButt_W 10 +#define contourBigButt_H 10 +#endif + /*---------------------------------------------------* + Line & button colors + *---------------------------------------------------*/ +#define abort_FG moColor(red1, pastel) +#define return_FG moColor(green2, pastel) +#define littleButt_FG moColor(yellow0, pastel) +#define bigButt_FG moColor(orange1, pastel) + + /*---------------------------------------------------* + longitude part + *---------------------------------------------------*/ +#define contourLongitude_X 10 +#define contourLongitude_Y 55 +#define contourLongitude_W 135 +#define contourLongitude_H 120 + +#define long_FG moColor(green1, normal) +#define long_corner_X 36 +#define long_corner_Y 72 +#define long_RADIUS 40 +#define long_W (long_RADIUS<<1) +#define long_H (long_RADIUS<<1) + +#define long_center_X (long_corner_X + long_RADIUS) +#define long_center_Y (long_corner_Y + long_RADIUS) + +#define long_str_X 15 +#define long_str_Y 48 + + /*---------------------------------------------------* + latitude part + *---------------------------------------------------*/ +#define contourLatitude_X 160 +#define contourLatitude_Y 55 +#define contourLatitude_W 135 +#define contourLatitude_H 120 + +#define lat_FG moColor(green1, normal) +#define lat_corner_X 130 +#define lat_corner_Y 85 +#define lat_RADIUS 60 +#define lat_W (lat_RADIUS<<1) +#define lat_H (lat_RADIUS<<1) +#define lat_quad_X (lat_corner_X + lat_RADIUS) +#define lat_quad_Y (lat_corner_Y + lat_RADIUS) + +#define lat_str_X 176 +#define lat_str_Y 48 + + /*---------------------------------------------------* + slice part + *---------------------------------------------------*/ +#define contourSliceNum_X 10 +#define contourSliceNum_Y 245 +#define contourSliceNum_W 90 +#define contourSliceNum_H 115 + +#define slice_FG moColor(red1, normal) + +#define slice_str_X 20 +#define slice_str_Y 240 +#define slicer_image_X 50 +#define slicer_image_Y 253 + +#define MAX_SLICES 100 + diff --git a/src/graph/view3D/contour3d.c.out b/src/graph/view3D/contour3d.c.out new file mode 100755 index 00000000..14e791e2 --- /dev/null +++ b/src/graph/view3D/contour3d.c.out @@ -0,0 +1,675 @@ + /*********************************************************************** + contour.c + + begun 19 September 1992, Jim Wen + ***********************************************************************/ + +#include "header.h" +#include "draw.h" + +#define segmentDEBUG_X + +#define contourDEBUG_X +#define use_min +#define realloc_bug_fixed_NOT + + /*=====================================================================* + Static variables + *=====================================================================*/ +int noo=0; +poly *contour_poly_list; +poly *active_list_first, *active_list_last, *active_list_current; +segment_list_struct *tmp_segment_list; + + /*=====================================================================* + macro definitions + *=====================================================================*/ +#define foreach_poly(p) for ((p)=contour_poly_list; p != NIL(poly); p=p->next) +#define foreach_active(p,f,l) if (f != NIL(poly)) for (p=f; p!=l; p=(p)->next) +#define in_range(x,a,b) ( ((x>=a) && (x<b)) || ((x<a) && (x>=b)) ) +#define poly_in_plane(p,z) ( (p->contour_min==z) && (p->contour_max==z) ) + + + + /*=====================================================================* + local function declarations + *=====================================================================*/ +int contour_compare(); +void add_segment(); +segment_struct *make_the_segment(); +viewTriple *mkpoint(); +CONTOUR_float get_t_from_pts(); +void make_active_list(); +int maintain_active_list(); +void contour_minMaxPolygons(); + + /*=====================================================================* + contour_compare() + + The compare function passed to msort. + *=====================================================================*/ +int contour_compare(p1,p2) + poly *p1, *p2; +{ + +#ifdef use_min + if (p1->contour_min < p2->contour_min) return(-1); + else if (p1->contour_min == p2->contour_min) return(0); + else return(1); +#else + if (p1->contour_max > p2->contour_max) return(-1); + else if (p1->contour_max == p2->contour_max) return(0); + else return(1); +#endif /* use_min */ +} /* contour_compare() */ + + /*=====================================================================* + do_contour_map() + *=====================================================================*/ +int do_contour_map() +{ + + poly *pp; + poly *ap; + CONTOUR_float z_now; + int got_more; + int *anIndex; + viewTriple *aPt, *daPt, *one_point; + int jj, segment_index; + int got_one_intersection; + int done; + segment_list_struct *sl; +#ifdef contour_object_rotate + float rotMat[4][4]; + float transformed_zmax, transformed_zmin; +#endif +#ifdef conDEBUG + segment_struct *seg; +#endif + + /*---------------------------------------------------* + the flag "did_contour" should be set to "no" whenever + the user modifies one of the parameters + *---------------------------------------------------*/ +#ifdef contourDEBUG_x + fprintf(stderr,"Contour is %s\n",(did_contour)?"yes":"no"); +#endif + if (did_contour) return 1; + did_contour = yes; + +#ifdef contour_object_rotate + /*---------------------------------------------------* + transform all the points for arbitrary plane + slicing. this includes all the viewTriples + being referenced as well as the boundaries + in viewData (to get contour_min, contour_max). + *---------------------------------------------------*/ +#ifdef oldie + rot_theta = 0; + rot_phi = pi/2; +#endif + + sinTheta = sin(-rot_theta); + cosTheta = cos(-rot_theta); + sinPhi = sin(rot_phi); + cosPhi = cos(rot_phi); + ROTATE1(rotMat); + + /*---------------------------------------------------* + transform all the points. + the zmin and zmax values need to be recalculated + now that the object has been transformed. note + that transforming the z extreme points will not + work correctly (i know, i've tried it). + *---------------------------------------------------*/ + { + int i,j,k; + LLPoint *anLLPoint; + LPoint *anLPoint; + int *anIndex; + viewTriple *daPoint; + float v_in[4], v_out[4]; + int first_time = yes; + + anLLPoint = viewData.lllp.llp; + for (i=0; i<viewData.lllp.numOfComponents; i++,anLLPoint++) { + anLPoint = anLLPoint->lp; + for (j=0; j<anLLPoint->numOfLists; j++,anLPoint++) { + anIndex = anLPoint->indices; + for (k=0; k<anLPoint->numOfPoints; k++,anIndex++) { + daPoint = refPt3D(viewData, *anIndex); + /*---------------------------------------------------* + inefficient code so that the vector package could + be used to see if things work; + should change viewTriple's <x,y,z> to an array(?) + *---------------------------------------------------*/ + v_in[0] = daPoint->x; v_in[1] = daPoint->y; + v_in[2] = daPoint->z; v_in[3] = 1.0; + vectorMatrix4(v_in, rotMat, v_out); + daPoint->contour_x = v_out[0]; + daPoint->contour_y = v_out[1]; + daPoint->contour_z = v_out[2]; + if (first_time) { + first_time = no; + transformed_zmin = transformed_zmax = v_out[2]; + } else { + if (v_out[2] < transformed_zmin) + transformed_zmin = v_out[2]; + else if (v_out[2] > transformed_zmax) + transformed_zmax = v_out[2]; + } + } /* for points in LPoints (k) */ + } /* for LPoints in LLPoints (j) */ + } /* for LLPoints in LLLPoints (i) */ + + } + +#endif + + + /*---------------------------------------------------* + set up the step size - it should be user adjustable + and include all the slices possible. + max_cuts is #slices seen + z_step is #slices made + cuts_used is #slices actually displayed + *---------------------------------------------------*/ + z_step = (transformed_zmax - transformed_zmin)/max_cuts; +#ifdef oldie + cuts_used = max_cuts; +#endif + + /*---------------------------------------------------* + calculate the bounds of the polygons - the + contour_minMaxPolygons routine looks at the + contour points rather than the object or + projected points + *---------------------------------------------------*/ + contour_poly_list = copyPolygons(viewData.polygons); + contour_minMaxPolygons(contour_poly_list); + + /*---------------------------------------------------* + sort the polygons by the zmax value + (or whatever transformed value, in general) + *---------------------------------------------------*/ + contour_poly_list = msort(contour_poly_list, 0, + viewData.numPolygons, contour_compare); + + /*---------------------------------------------------* + having figured out how many cuts we need (should + be a one time overhead so the following stuff + should be in the initialization routine), we + allocate an array of segment lists and initialize + them (this part can stay here). + *---------------------------------------------------*/ +#ifdef oldie + segment_list = saymem("contour.c: segment_list", + max_cuts, sizeof(segment_list_struct)); +#else + /*---------------------------------------------------* + if the append flag is set, then we want to add + the new segment stuff onto the end of the old + stuff (to build up a model of the surface). + tmp_segment_list is use to keep track of the + head of the new list while the routine goes + through its paces. + *---------------------------------------------------*/ + if (contour_append_lists_flag) { + noo = 0; +#ifdef segmentDEBUG + fprintf(stderr,"======= series %d ========\n",noo); + fprintf(stderr," ---> before: sl->num=%d [%x]\n", + segment_list->num, segment_list); +#endif + +#ifdef realloc_bug_fixed + realloc(segment_list, (cuts_used + max_cuts) * sizeof(segment_list_struct)); + tmp_segment_list = segment_list; + segment_list += cuts_used; /* shift to end of list */ + cuts_used += max_cuts; /* size of new list */ + +#ifdef segmentDEBUG + fprintf(stderr,"> %d cuts => seg at %x [old=%x]\n", + cuts_used, segment_list, tmp_segment_list); + fprintf(stderr," sl->num=%d, tsl->num=%d\n", + segment_list->num, tmp_segment_list->num); +#endif + +#else /* DONT_WORK */ + + /*---------------------------------------------------* + Because realloc doesn't seem to work properly, + we need to do this by hand + *---------------------------------------------------*/ + /*---------------------------------------------------* + allocate new space + *---------------------------------------------------*/ + tmp_segment_list = saymem("contour.c: segment_list, append", + cuts_used + max_cuts, + sizeof(segment_list_struct)); + + /*---------------------------------------------------* + copy over old data (1..cuts_used) + *---------------------------------------------------*/ + { + segment_list_struct *tsl; + + for (segment_index=0, sl=segment_list, tsl=tmp_segment_list; + segment_index<cuts_used; + segment_index++, sl++, tsl++) { + tsl->num = sl->num; + tsl->max_num = sl->max_num; + tsl->num_segs = sl->num_segs; + tsl->segments = sl->segments; + } + } + + /*---------------------------------------------------* + free the old stuff + *---------------------------------------------------*/ +/* free(segment_list); */ + + /*---------------------------------------------------* + now set segment_list to point to the point + where tmp_segment_list stops - there ought + to me max_cuts storage spaces left. + *---------------------------------------------------*/ + segment_list = tmp_segment_list + cuts_used; + + /*---------------------------------------------------* + update cuts_used to have everything for a possible + next iteration + *---------------------------------------------------*/ + cuts_used += max_cuts; + +#endif /* realloc_BUG */ + + + } else { + if (contour_allocated) { +/* free(segment_list); */ + } else { + contour_allocated = yes; + } + noo = 0; + segment_list = saymem("contour.c: segment_list", + max_cuts, sizeof(segment_list_struct)); + cuts_used = max_cuts; +#ifdef segmentDEBUG + fprintf(stderr,"======= series %d ========\n",noo); + fprintf(stderr,"%d cuts => seg at %x\n",cuts_used, segment_list); +#endif + } +#endif + + for (segment_index=0, sl=segment_list; + segment_index<max_cuts; + segment_index++, sl++) { + sl->num = ++noo; + sl->max_num = max_cuts; +#ifdef segmentDEBUG + fprintf(stderr,"Made segment list %d [%x]\n",noo,sl); +/* fprintf(stderr," ...(tsl->num=%d [%x]\n", + tmp_segment_list->num, tmp_segment_list); */ +#endif + sl->num_segs = 0; + sl->segments = NIL(segment_struct); + } + /*---------------------------------------------------* + create an "active_list" of polygons such that + this slice step intersects all and only those + polygons in the active list. + *---------------------------------------------------*/ + make_active_list(contour_poly_list, +#ifdef use_min + transformed_zmin, transformed_zmin+z_step, +#else + transformed_zmax, transformed_zmax-z_step, +#endif + &active_list_first, &active_list_last, &active_list_current); + + /*---------------------------------------------------* + iterate from zmax down to zmin with z_step increments + *---------------------------------------------------*/ + segment_index = 0; +#ifdef use_min + for (z_now=transformed_zmin; z_now<transformed_zmax; /* see below for incr*/) { +#else + for (z_now=transformed_zmax; z_now>transformed_zmin; /* see below for incr*/) { +#endif + /*---------------------------------------------------* + for each of the polygons on the active list, + intersect each of line equation for the sides + with the plane equation for the plane at z_now. + one of the following may occur: + no intersections: haha - can't happen coz active + one intersection : at the point, create point line + two intersections: create line connecting points + lies in the plane: create three segments + note that this is a fairly inefficient approach but + i'm just throwing this stuff together in an afternoon + to see how it looks + *---------------------------------------------------*/ + foreach_active(ap, active_list_first, active_list_last) { + + /*---------------------------------------------------* + do line-plane equation for each side of the + polygon + for now - just 3+ sided polygons (no degenerates) + *---------------------------------------------------*/ + + if (ap->numpts >= 3) { + if (poly_in_plane(ap, z_now)) { + /*---------------------------------------------------* + re-create all the segments of the polygon + *---------------------------------------------------*/ + daPt = refPt3D(viewData, *(ap->indexPtr + (ap->numpts - 1))); + for (jj=0, anIndex=ap->indexPtr; jj<ap->numpts; jj++, anIndex++) { + aPt = refPt3D(viewData, *anIndex); + add_segment(segment_list, segment_index, + make_the_segment(aPt, daPt)); + daPt = aPt; + } + } else { + /*---------------------------------------------------* + find the line that defines the intersection of + the polygon with the z-plane + *---------------------------------------------------*/ + got_one_intersection = no; + done = no; + daPt = refPt3D(viewData, *(ap->indexPtr + (ap->numpts - 1))); + for (jj=0, anIndex=ap->indexPtr; + !done && jj<ap->numpts; + jj++, anIndex++) { + aPt = refPt3D(viewData, *anIndex); + if (in_range(z_now, aPt->contour_z, daPt->contour_z)) { + if (got_one_intersection) { + add_segment(segment_list, segment_index, + make_the_segment(one_point, + mkpoint(aPt, daPt, z_now))); + done = yes; + } else { + one_point = mkpoint(aPt, daPt, z_now); + got_one_intersection = yes; + } + } + daPt = aPt; + } /* for */ + } /* else not lie in plane */ + + } + } /* foreach_active(ap) */ + + /*---------------------------------------------------* + maintain/update the active list, pruning off things + the fall off the top (beyond z_now - z_step) and +===> adding on things to the bottom that now fall into + the range [z_now ---> z_now-z_step]. + *---------------------------------------------------*/ + segment_index++; +#ifdef use_min + z_now += z_step; + got_more = maintain_active_list(&active_list_first, + &active_list_last, + &active_list_current, + z_now + z_step, + z_now); +#else + z_now -= z_step; + got_more = maintain_active_list(&active_list_first, + &active_list_last, + &active_list_current, + z_now, + z_now - z_step); +#endif + } /* for z_now from zmax to zmin */ + + /*---------------------------------------------------* + if the segment lists have been appended, reset + the global segment lists pointer to the top of + the lists + *---------------------------------------------------*/ + if (contour_append_lists_flag) { + segment_list = tmp_segment_list; +#ifdef segmentDEBUG +#ifdef oldie + fprintf(stderr," setting seg to old=%x\n", segment_list); + fprintf(stderr," num is %d\n",segment_list->num); +#endif + { + + for (segment_index=0, sl=segment_list; + segment_index<cuts_used; + segment_index++, sl++) { + fprintf(stderr," sl->num = %d\n",sl->num); + } + } + +#endif + } + +} /* do_contour_map() */ + + + /*=====================================================================* + make_active_list(da_list, z_min, z_max, af, al, ac) + *=====================================================================*/ +void make_active_list(da_list, z_min, z_max, af, al, ac) + poly *da_list; + CONTOUR_float z_min, z_max; + poly **af, **al, **ac; +{ + + poly *tmp_p; + + /*---------------------------------------------------* + the first active polygon is the first one in the + given, sorted list. note that if it doesn't fall +===> inside the z_max --> z_min range, af is set to NIL. + *---------------------------------------------------*/ +#ifdef use_min + if (da_list->contour_min > z_max) { +#else + if (da_list->contour_max < z_min) { +#endif + *af = NIL(poly); + return; + } else { + *af = da_list; + } + + /*---------------------------------------------------* + the current active polygon is set to "af" at this + point but it could be the case that it is set to + "al" if, for example, the current span of z-values + has no polygons - af is set to NIL, and the next + time we look we start at ac=af. + *---------------------------------------------------*/ + *ac = *af; + + /*---------------------------------------------------* + the last active polygon is the polygon right before +===> the first one whose zmax is too small to make the + list + *---------------------------------------------------*/ + *al = da_list; + tmp_p = da_list->next; + for (; tmp_p != NIL(poly); tmp_p = tmp_p->next) { +#ifdef use_min + if (tmp_p->contour_min > z_max) return; +#else + if (tmp_p->contour_max < z_min) return; +#endif + *al = tmp_p; + } + +} /* make_active_list() */ + + + /*=====================================================================* + maintain_active_list(af, al, ac, z_max, z_min) + *=====================================================================*/ +int maintain_active_list(af, al, ac, z_max, z_min) + poly **al, **af, **ac; + CONTOUR_float z_max, z_min; +{ + + poly *tmp_p; + + /*---------------------------------------------------* + first, get the lower boundary to be within range, + pruning elements from the head of the list + *---------------------------------------------------*/ + *af = *ac; +#ifdef use_min + while ((*af) && (*af)->contour_max < z_min) { +#else + while ((*af) && (*af)->contour_min > z_max) { +#endif + *af = (*af)->next; + } + + /*---------------------------------------------------* + check to see if the upper boundary is still in + range + *---------------------------------------------------*/ +#ifdef use_min + if ((*af) == NIL(poly) || ((*af)->contour_min > z_max)) { +#else + if ((*af) == NIL(poly) || ((*af)->contour_max < z_min)) { +#endif + /* --- nope, it wasn't --- */ + *ac = *af; + *af = NIL(poly); + return(0); + } + + /*---------------------------------------------------* + upper boundary is okay...see if we need to add to + the list on the lower bound side + *---------------------------------------------------*/ + tmp_p = (*al)->next; + for (; tmp_p != NIL(poly); tmp_p = tmp_p->next) { +#ifdef use_min + if (tmp_p->contour_min > z_max) return; +#else + if (tmp_p->contour_max < z_min) return; +#endif + *al = tmp_p; + } + + return(1); + +} /* maintain_active_list() */ + + + /*=====================================================================* + add_segment(seg_list, index, seg) + *=====================================================================*/ +void add_segment(seg_list, index, seg) + segment_list_struct *seg_list; + int index; + segment_struct *seg; +{ + + segment_list_struct *sl; + + sl = seg_list + index; + + seg->next = sl->segments; + sl->segments = seg; + sl->num_segs++; + +} /* add_segment() */ + + + /*=====================================================================* + make_the_segment(pt1, pt2) + *=====================================================================*/ +segment_struct *make_the_segment(pt1, pt2) + viewTriple *pt1, *pt2; +{ + segment_struct *seg; + + seg = (segment_struct *)saymem("contour.c: segment",1,sizeof(segment_struct)); + seg->point1 = pt1; + seg->point2 = pt2; + + return(seg); + +} /* make_the_segment() */ + + + /*=====================================================================* + viewTriple *mkpoint(vt1, vt2, z_val) + *=====================================================================*/ +viewTriple *mkpoint(vt1, vt2, z_val) + viewTriple *vt1, *vt2; + CONTOUR_float z_val; +{ + + viewTriple *vt; + CONTOUR_float t; + + vt = (viewTriple *)saymem("contour.c: viewTriple",1,sizeof(viewTriple)); + + t = get_t_from_pts(vt1->contour_z, vt2->contour_z, z_val); + +#ifdef waitaminute + vt->x = vt1->contour_x + (vt2->contour_x - vt1->contour_x) * t; + vt->y = vt1->contour_y + (vt2->contour_y - vt1->contour_y) * t; + vt->z = z_val; +#else + vt->x = vt1->x + (vt2->x - vt1->x) * t; + vt->y = vt1->y + (vt2->y - vt1->y) * t; + vt->z = vt1->z + (vt2->z - vt1->z) * t; +#endif + + vt->contour_x = vt1->contour_x + (vt2->contour_x - vt1->contour_x) * t; + vt->contour_y = vt1->contour_y + (vt2->contour_y - vt1->contour_y) * t; + vt->contour_z = z_val; + + return(vt); + +} /* mkpoint() */ + + + + /*=====================================================================* + get_t_from_pts(z_min, z_max, z_val) + *=====================================================================*/ +CONTOUR_float get_t_from_pts(z_min, z_max, z_val) + CONTOUR_float z_min, z_max, z_val; +{ + CONTOUR_float t; + + if (z_min == z_max) return 0; + + t = (z_val - z_min)/(z_max - z_min); + + return(t); +} /* get_t_from_pts() */ + + +void contour_minMaxPolygons(aPoly) + poly *aPoly; +{ + + int *anIndex; + int i; + + + for (; aPoly != NIL(poly); aPoly = aPoly->next) { + anIndex = aPoly->indexPtr; + aPoly->contour_min = aPoly->contour_max = + refPt3D(viewData,*anIndex)->contour_z; + for (i=1,anIndex++; i<aPoly->numpts; i++,anIndex++) { + if (refPt3D(viewData,*anIndex)->contour_z < aPoly->contour_min) + aPoly->contour_min = refPt3D(viewData,*anIndex)->contour_z; + else if (refPt3D(viewData,*anIndex)->contour_z > aPoly->contour_max) + aPoly->contour_max = refPt3D(viewData,*anIndex)->contour_z; + } + } + + +} /* contour_minMaxPolygons */ diff --git a/src/graph/view3D/contour_panel3d.c.out b/src/graph/view3D/contour_panel3d.c.out new file mode 100755 index 00000000..45709849 --- /dev/null +++ b/src/graph/view3D/contour_panel3d.c.out @@ -0,0 +1,760 @@ + /*********************************************************************** + contour_panel.c + + begun 25 November 1992, Jim Wen + ***********************************************************************/ + +#include "header.h" +#include "cpanel.h" +#include "draw.h" +#include "../include/purty/volume.bitmap" +#include "../include/purty/volume.mask" +#include "../include/purty/slicer.bitmap" + +#define use_fat + +#define gStuff_NOT + +#define contourWinDEBUG +#define drawDEBUG +#define contourDEBUG + +#define stickColor moColor(orange2, pastel) + + /*=====================================================================* + Static Variables + *=====================================================================*/ +XImage slicer_image_stuff, *slicer_image = &slicer_image_stuff; +int last_tip_long_x, last_tip_long_y; +int last_tip_lat_x, last_tip_lat_y; + + /*=====================================================================* + Local Functions + *=====================================================================*/ +int initContourButtons(); + + /*---------------------------------------------------------------------* + makeContourPanel() + *---------------------------------------------------------------------*/ +int makeContourPanel() +{ + + int i; + XSetWindowAttributes cwAttrib, controlAttrib; + XSizeHints sizehint; + Pixmap contourbits, contourmask, slicer_pixmap; + XColor foreColor, backColor; + + contourbits = XCreateBitmapFromData(dsply,rtWindow,volumeBitmap_bits, + volumeBitmap_width,volumeBitmap_height); + contourmask = XCreateBitmapFromData(dsply,rtWindow,volumeMask_bits, + volumeMask_width,volumeMask_height); + cwAttrib.background_pixel = backgroundColor; + cwAttrib.border_pixel = foregroundColor; + cwAttrib.event_mask = contourMASK; + cwAttrib.colormap = colorMap; + cwAttrib.override_redirect = overrideManager; + foreColor.pixel = contourCursorForeground; + XQueryColor(dsply,colorMap,&foreColor); + backColor.pixel = contourCursorBackground; + XQueryColor(dsply,colorMap,&backColor); + cwAttrib.cursor = XCreatePixmapCursor(dsply,contourbits,contourmask, + &foreColor,&backColor, + volumeBitmap_x_hot, + volumeBitmap_y_hot); + +#define slicer_pixmap_FG moColor(yellow1,normal) +#define slicer_pixmap_BG backgroundColor + slicer_pixmap = XCreatePixmapFromBitmapData(dsply, control->controlWindow, + slicer_bits, slicer_width, slicer_height, + slicer_pixmap_FG, slicer_pixmap_BG, + DefaultDepthOfScreen + (DefaultScreenOfDisplay(dsply))); + slicer_image = XGetImage(dsply, slicer_pixmap, 0, 0, slicer_width, slicer_height, + AllPlanes, ZPixmap); + + + contourWindow = XCreateWindow(dsply,control->controlWindow, + -3,-3,controlWidth,controlHeight,3, + CopyFromParent,InputOutput,CopyFromParent, + controlCreateMASK,&cwAttrib); + + sizehint.flags = USPosition | USSize; + sizehint.x = 0; + sizehint.y = 0; + sizehint.width = controlWidth; + sizehint.height = controlHeight; + /*** the None stands for icon pixmap ***/ + XSetNormalHints(dsply,contourWindow,&sizehint); + XSetStandardProperties(dsply,contourWindow,"Control Panel 3D", + "Contour Slicing",None,NULL,0,&sizehint); + + /*** volume frustrum window ***/ + + /*** do contour buttons ***/ + initContourButtons(control->buttonQueue); + for (i=contourButtonsStart; i<(contourButtonsEnd); i++) { + controlAttrib.event_mask = (control->buttonQueue[i]).mask; + (control->buttonQueue[i]).self = + XCreateWindow(dsply,contourWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight, + 0,0,InputOnly,CopyFromParent, + buttonCreateMASK,&controlAttrib); + XMakeAssoc(dsply,table,(control->buttonQueue[i]).self, + &((control->buttonQueue[i]).buttonKey)); + XMapWindow(dsply,(control->buttonQueue[i]).self); + } + +} /* makeContourPanel() */ + + +int initContourButtons(contourButtons) + +buttonStruct *contourButtons; +{ + + int ii, num = 0; + + ii = contourReturn; + contourButtons[ii].buttonX = 154; + contourButtons[ii].buttonY = 370; + contourButtons[ii].buttonWidth = 110; + contourButtons[ii].buttonHeight = 24; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = no; + contourButtons[ii].mask = buttonMASK; + contourButtons[ii].text = "Return"; + contourButtons[ii].textColor = return_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourXY; + contourButtons[ii].buttonX = contourPlaneXY_X; + contourButtons[ii].buttonY = contourPlaneXY_Y; + contourButtons[ii].buttonWidth = contourLittleButt_W; + contourButtons[ii].buttonHeight = contourLittleButt_H; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = no; + contourButtons[ii].mask = buttonMASK; + contourButtons[ii].text = "XY"; + contourButtons[ii].textColor = littleButt_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourXZ; + contourButtons[ii].buttonX = contourPlaneXZ_X; + contourButtons[ii].buttonY = contourPlaneXZ_Y; + contourButtons[ii].buttonWidth = contourLittleButt_W; + contourButtons[ii].buttonHeight = contourLittleButt_H; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = no; + contourButtons[ii].mask = buttonMASK; + contourButtons[ii].text = "XZ"; + contourButtons[ii].textColor = littleButt_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourYZ; + contourButtons[ii].buttonX = contourPlaneYZ_X; + contourButtons[ii].buttonY = contourPlaneYZ_Y; + contourButtons[ii].buttonWidth = contourLittleButt_W; + contourButtons[ii].buttonHeight = contourLittleButt_H; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = no; + contourButtons[ii].mask = buttonMASK; + contourButtons[ii].text = "YZ"; + contourButtons[ii].textColor = littleButt_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourFlatView; + contourButtons[ii].buttonX = contourFlatView_X; + contourButtons[ii].buttonY = contourFlatView_Y; + contourButtons[ii].buttonWidth = contourBigButt_W; + contourButtons[ii].buttonHeight = contourBigButt_H; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = no; + contourButtons[ii].mask = potMASK; + contourButtons[ii].text = "Flat View Upon Return"; + contourButtons[ii].textColor = bigButt_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourAppendSegs; + contourButtons[ii].buttonX = contourAppendSegs_X; + contourButtons[ii].buttonY = contourAppendSegs_Y; + contourButtons[ii].buttonWidth = contourBigButt_W; + contourButtons[ii].buttonHeight = contourBigButt_H; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = no; + contourButtons[ii].mask = potMASK; + contourButtons[ii].text = "Append Contours"; + contourButtons[ii].textColor = bigButt_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourLongitude; + contourButtons[ii].buttonX = contourLongitude_X; + contourButtons[ii].buttonY = contourLongitude_Y; + contourButtons[ii].buttonWidth = contourLongitude_W; + contourButtons[ii].buttonHeight = contourLongitude_H; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = yes; + contourButtons[ii].mask = potMASK; + contourButtons[ii].text = "XZ"; + contourButtons[ii].textColor = long_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourLatitude; + contourButtons[ii].buttonX = contourLatitude_X; + contourButtons[ii].buttonY = contourLatitude_Y; + contourButtons[ii].buttonWidth = contourLatitude_W; + contourButtons[ii].buttonHeight = contourLatitude_H; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = yes; + contourButtons[ii].mask = potMASK; + contourButtons[ii].text = "XZ"; + contourButtons[ii].textColor = lat_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourSliceNum; + contourButtons[ii].buttonX = contourSliceNum_X; + contourButtons[ii].buttonY = contourSliceNum_Y; + contourButtons[ii].buttonWidth = contourSliceNum_W; + contourButtons[ii].buttonHeight = contourSliceNum_H; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = yes; + contourButtons[ii].mask = potMASK; + contourButtons[ii].text = "XZ"; + contourButtons[ii].textColor = slice_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + ii = contourAbort; + contourButtons[ii].buttonX = 36; + contourButtons[ii].buttonY = 370; + contourButtons[ii].buttonWidth = 110; + contourButtons[ii].buttonHeight = 24; + contourButtons[ii].buttonKey = ii; + contourButtons[ii].pot = no; + contourButtons[ii].mask = buttonMASK; + contourButtons[ii].text = "Abort"; + contourButtons[ii].textColor = abort_FG; + contourButtons[ii].xHalf = contourButtons[ii].buttonWidth/2; + contourButtons[ii].yHalf = contourButtons[ii].buttonHeight/2; + ++num; + + + return(num); + +} /* initContourButtons() */ + + +void drawContourPanel() +{ + + int i,strlength; + + /*---------------------------------------------------* + Set the function to copy for first painting + *---------------------------------------------------*/ + XSetFunction(dsply, contourGC, GXcopy); + + /* Draw some lines for the contour panel, break up da space */ + GSetForeground(contourGC /* ZZZ */,(float)foregroundColor,X); + GSetLineAttributes(contourGC /* ZZZ */,3,LineSolid,CapButt,JoinMiter,X); + GDrawLine(contourGC /* ZZZ */, contourWindow, 0, potA, controlWidth, potA, X); + + + GSetLineAttributes(contourGC /* ZZZ */,2,LineSolid,CapButt,JoinMiter,X); + GDrawLine(contourGC /* ZZZ */, contourWindow, 0, contourTitleA, controlWidth, + contourTitleA, X); + GDrawLine(contourGC /* ZZZ */, contourWindow, 0, contourTitleB, controlWidth, + contourTitleB, X); + + writeControlTitle(contourWindow); + s = "Contour Slicing Panel"; + strlength = strlen(s); + GSetForeground(anotherGC,(float)contourTitleColor,X); + GDrawString(anotherGC,contourWindow, + centerX(anotherGC,s,strlength,controlWidth), + contourTitleA+18,s,strlength,X); + + for (i=contourButtonsStart; i<(contourButtonsEnd); i++) { + /*---------------------------------------------------* + NOTE: different from other control panels in that + the "monoColor" is defined in the button + and "moColor" is used there + *---------------------------------------------------*/ + GSetForeground(contourGC /* ZZZ */, +#ifdef oldie + (float)monoColor((control->buttonQueue[i]).textColor),X); +#else + (float)((control->buttonQueue[i]).textColor),X); +#endif + switch (i) { + + case contourFlatView: + case contourAppendSegs: + GSetForeground(contourGC, + (float)((control->buttonQueue[i]).textColor),X); + GDrawRectangle(contourGC,contourWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,X); + GDrawString(contourGC,contourWindow, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).buttonWidth + 4, + (control->buttonQueue[i]).buttonY + + centerY(contourGC,(control->buttonQueue[i]).buttonHeight), + (control->buttonQueue[i]).text, + strlen(control->buttonQueue[i].text),X); + if (i==contourFlatView && contour_flat_view_flag) + GDrawString(contourGC,contourWindow, + (control->buttonQueue[i]).buttonX + + centerX(contourGC,"x",1, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(contourGC,(control->buttonQueue[i]).buttonHeight), + "x",1,X); + else if (i==contourAppendSegs && contour_append_lists_flag) + GDrawString(contourGC,contourWindow, + (control->buttonQueue[i]).buttonX + + centerX(contourGC,"x",1, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(contourGC,(control->buttonQueue[i]).buttonHeight), + "x",1,X); + break; + + case contourLongitude: + GDrawRectangle(contourGC /* ZZZ */,contourWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,X); + draw_contour_longitude(); + break; + + case contourLatitude: +#ifdef oldie + GDrawRectangle(contourGC /* ZZZ */,contourWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,X); +#else + XDrawRectangle(dsply,contourWindow, contourGC /* ZZZ */, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight); +#endif + draw_contour_latitude(); + break; + + case contourSliceNum: + GDrawRectangle(contourGC /* ZZZ */,contourWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,X); + draw_contour_slicing(); + break; + + default: + GDrawRectangle(contourGC /* ZZZ */,contourWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,X); + s = (control->buttonQueue[i]).text; + strlength = strlen(s); + GSetForeground(contourGC /* ZZZ */, +#ifdef oldie + (float)monoColor((control->buttonQueue[i]).textColor),X); +#else + (float)((control->buttonQueue[i]).textColor),X); +#endif + GDrawString(trashGC /* ZZZ */,contourWindow, + (control->buttonQueue[i]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(processGC,(control->buttonQueue[i]).buttonHeight), + s,strlen(s),X); + break; + } /* switch on i */ + } /* for contour buttons */ + + /*---------------------------------------------------* + Set the function to XOR for updating + *---------------------------------------------------*/ + XSetFunction(dsply, contourGC, GXxor); + update_contour_longitude(); /* to get the xor stuff going */ + update_contour_latitude(); /* to get the xor stuff going */ + +} /* drawContourPanel() */ + + + /*---------------------------------------------------------------------* + draw_contour_longitude() + *---------------------------------------------------------------------*/ +void draw_contour_longitude() +{ + + int tip_x, tip_y; + char stringo[20]; + + + /*---------------------------------------------------* + print out the longitude in degrees + *---------------------------------------------------*/ + sprintf(stringo,"Longitude: %d",(int)(rot_theta * DEGREES)); + XClearArea(dsply, contourWindow, long_str_X, long_str_Y - 12, + long_W + 50, 18, False); + XDrawString(dsply, contourWindow, anotherGC, + long_str_X, long_str_Y, + stringo, strlen(stringo)); + + /*---------------------------------------------------* + draw the background artwork + *---------------------------------------------------*/ + XClearArea(dsply, contourWindow, + contourLongitude_X, contourLongitude_Y, + contourLongitude_W, contourLongitude_H, + False); +#ifdef use_fat + XSetForeground(dsply, contourGC /* ZZZ */, long_FG); + XDrawArc(dsply, contourWindow, contourGC /* ZZZ */, + long_corner_X, long_corner_Y, + long_W, long_H, + 0, 360*64); +#else + XSetForeground(dsply, contourGC, long_FG); + XSetForeground(dsply, trashGC, long_FG); + XDrawArc(dsply, contourWindow, trashGC /* ZZZ */, + long_corner_X, long_corner_Y, + long_W, long_H, + 0, 360*64); +#endif + + /*---------------------------------------------------* + some spokes to make it look purty + *---------------------------------------------------*/ + { + float a, xp, yp; + for (a=0; a<pi; a+=pi/8) { + xp = long_RADIUS*cos(a); + yp = long_RADIUS*sin(a); + XDrawLine(dsply, contourWindow, +#ifdef use_fat + contourGC, +#else + trashGC, +#endif + (int)(xp + long_center_X), (int)(yp + long_center_Y), + (int)(-xp + long_center_X), (int)(-yp + long_center_Y)); + } + } + + /*---------------------------------------------------* + calculate and draw the longitudal pointer + *---------------------------------------------------*/ + XSetFunction(dsply, contourGC, GXxor); + tip_x = (int)(cos(rot_theta) * (long_RADIUS + dotExt)) + long_center_X; + tip_y = (int)(-sin(rot_theta) * (long_RADIUS + dotExt)) + long_center_Y; + last_tip_long_x = tip_x; + last_tip_long_y = tip_y; + GSetForeground(contourGC,(float)stickColor,X); + GDrawLine(contourGC /* ZZZ */, contourWindow, + long_center_X, long_center_Y, + tip_x, tip_y, X); + GSetForeground(contourGC,(float)dotColor,X); + XFillArc(dsply, contourWindow, contourGC /* ZZZ */, + tip_x - (dotSize>>1), tip_y - (dotSize>>1), + dotSize, dotSize, + 0, 360*64); + XSetFunction(dsply, contourGC, GXcopy); + +} /* draw_contour_longitude() */ + + + /*---------------------------------------------------------------------* + draw_contour_latitude() + *---------------------------------------------------------------------*/ +void draw_contour_latitude() +{ + + int tip_x, tip_y; + char stringo[20]; + + /*---------------------------------------------------* + print out the latitude in degrees + *---------------------------------------------------*/ + sprintf(stringo,"Latitude: %d",(int)(rot_phi * DEGREES)); + XClearArea(dsply, contourWindow, lat_str_X, lat_str_Y - 12, + lat_W, 18, False); + XDrawString(dsply, contourWindow, anotherGC, + lat_str_X, lat_str_Y, + stringo, strlen(stringo)); + + /*---------------------------------------------------* + draw the background superduper work of art + *---------------------------------------------------*/ + XClearArea(dsply, contourWindow, + contourLatitude_X, contourLatitude_Y, + contourLatitude_W, contourLatitude_H, + False); + XSetForeground(dsply, contourGC /* ZZZ */, lat_FG); + XDrawArc(dsply, contourWindow, contourGC /* ZZZ */, + lat_corner_X, lat_corner_Y, + lat_W, lat_H, + 0, 90*64); + XDrawLine(dsply, contourWindow, contourGC, + lat_quad_X, lat_quad_Y, + lat_quad_X, lat_quad_Y - lat_RADIUS); + XDrawLine(dsply, contourWindow, contourGC, + lat_quad_X, lat_quad_Y, + lat_quad_X + lat_RADIUS, lat_quad_Y); + + /*---------------------------------------------------* + purty leettle tabs + *---------------------------------------------------*/ + { + float a, xp, yp; + for (a=0; a<pi_half; a+=pi/16) { + xp = cos(a); + yp = -sin(a); + XDrawLine(dsply, contourWindow, contourGC, + (int)((lat_RADIUS-3) * xp + lat_quad_X), + (int)((lat_RADIUS-3) * yp + lat_quad_Y), + (int)((lat_RADIUS+3) * xp + lat_quad_X), + (int)((lat_RADIUS+3) * yp + lat_quad_Y)); + } + } + + /*---------------------------------------------------* + calculate and draw the latitudal pointer + *---------------------------------------------------*/ + XSetFunction(dsply, contourGC, GXxor); + tip_x = (int)(sin(rot_phi) * (lat_RADIUS + dotExt)) + lat_quad_X; + tip_y = (int)(-cos(rot_phi) * (lat_RADIUS + dotExt)) + lat_quad_Y; + last_tip_lat_x = tip_x; + last_tip_lat_y = tip_y; + GSetForeground(contourGC,(float)stickColor,X); + GDrawLine(contourGC /* ZZZ */, contourWindow, + lat_quad_X, lat_quad_Y, + tip_x, tip_y, X); + XSetForeground(dsply, contourGC, dotColor); + XFillArc(dsply, contourWindow, contourGC /* ZZZ */, + tip_x - (dotSize>>1), tip_y - (dotSize>>1), + dotSize, dotSize, + 0, 360*64); + XSetFunction(dsply, contourGC, GXcopy); + +} /* draw_contour_latitude() */ + + + + /*---------------------------------------------------------------------* + draw_contour_slicing() + *---------------------------------------------------------------------*/ +void draw_contour_slicing() +{ + + int tip_y, cut_spacing; +#ifdef oldie + XDrawString(dsply, contourWindow, anotherGC, + slice_str_X, slice_str_Y, + "Slicer", 6); +#else + char stringo[20]; + + sprintf(stringo,"Cuts: %d",max_cuts); + XClearArea(dsply, contourWindow, + slice_str_X, + slice_str_Y - 12, + contourSliceNum_W, 16, False); + XDrawString(dsply, contourWindow, anotherGC, + slice_str_X, slice_str_Y, + stringo, strlen(stringo)); +#endif + + /*---------------------------------------------------* + put up the piece de resistance + *---------------------------------------------------*/ + XClearArea(dsply, contourWindow, + contourSliceNum_X, contourSliceNum_Y, + contourSliceNum_W, contourSliceNum_H, + False); + XPutImage(dsply, contourWindow, contourGC, + slicer_image, + 0, 0, + slicer_image_X, + slicer_image_Y, + slicer_width, slicer_height); + + /*---------------------------------------------------* + draw the number of slices + *---------------------------------------------------*/ +#define cuts_X (contourSliceNum_X + 15) +#define cuts_Y (contourSliceNum_Y + 15) +#define cuts_W 20 +#define cuts_H 85 + + XSetLineAttributes(dsply, trashGC, 1, LineSolid, CapButt, JoinMiter); + XClearArea(dsply, contourWindow, + cuts_X, cuts_Y, cuts_W, cuts_H, False); +#ifdef oldie + cut_spacing = ( -(max_cuts - 1) + MAX_SLICES ) * cuts_H / MAX_SLICES; +#else + { + float tmp; + tmp = (float)(-(max_cuts - 1) + MAX_SLICES) / MAX_SLICES; + cut_spacing = tmp*tmp * cuts_H; + if (cut_spacing < 1) cut_spacing = 1; + else if (cut_spacing > cuts_H) cut_spacing = cuts_H; + } +#endif + + XSetForeground(dsply, trashGC, moColor(violet0, pastel)); + for (tip_y=cuts_Y+cuts_H; tip_y>=cuts_Y; tip_y-=cut_spacing) { + XDrawLine(dsply, contourWindow, trashGC, + cuts_X, tip_y, + cuts_X + cuts_W, tip_y); + } + +#define slide_Y (contourSliceNum_Y + 30) +#define slide_H 55 + { + float where; + int here; + where = (float)max_cuts/MAX_SLICES; /* [0..1] */ + here = where * slide_H + slide_Y; + XSetForeground(dsply, contourGC, moColor(red1, normal)); + XDrawLine(dsply, contourWindow, contourGC, + cuts_X + 45, here, + cuts_X + 55, here); + } + +} /* draw_contour_slicing() */ + + + /*---------------------------------------------------------------------* + update_contour_longitude() + + To be called for all subsequent updates after the contour window has + been mapped and drawn. + *---------------------------------------------------------------------*/ +void update_contour_longitude() +{ + + int tip_x, tip_y; + char stringo[20]; + + /*---------------------------------------------------* + print out the longitude in degrees + *---------------------------------------------------*/ + sprintf(stringo,"Longitude: %d",(int)(rot_theta * DEGREES)); + XClearArea(dsply, contourWindow, long_str_X, long_str_Y - 12, + long_W + 50, 18, False); + XDrawString(dsply, contourWindow, anotherGC, + long_str_X, long_str_Y, + stringo, strlen(stringo)); + + + /*---------------------------------------------------* + calculate and draw the longitudal pointer + *---------------------------------------------------*/ + GSetForeground(contourGC,(float)stickColor,X); + GDrawLine(contourGC /* ZZZ */, contourWindow, + long_center_X, long_center_Y, + last_tip_long_x, last_tip_long_y, X); + GSetForeground(contourGC,(float)dotColor,X); + XFillArc(dsply, contourWindow, contourGC /* ZZZ */, + last_tip_long_x - (dotSize>>1), last_tip_long_y - (dotSize>>1), + dotSize, dotSize, + 0, 360*64); + tip_x = (int)(cos(rot_theta) * (long_RADIUS + dotExt)) + long_center_X; + tip_y = (int)(-sin(rot_theta) * (long_RADIUS + dotExt)) + long_center_Y; + last_tip_long_x = tip_x; + last_tip_long_y = tip_y; + GSetForeground(contourGC,(float)stickColor,X); + GDrawLine(contourGC /* ZZZ */, contourWindow, + long_center_X, long_center_Y, + tip_x, tip_y, X); + GSetForeground(contourGC,(float)dotColor,X); + XFillArc(dsply, contourWindow, contourGC /* ZZZ */, + tip_x - (dotSize>>1), tip_y - (dotSize>>1), + dotSize, dotSize, + 0, 360*64); + +} /* update_contour_longitude() */ + + + /*---------------------------------------------------------------------* + update_contour_latitude() + + To be called for all subsequent updates after the contour window has + been mapped and drawn. + *---------------------------------------------------------------------*/ +void update_contour_latitude() +{ + + int tip_x, tip_y; + char stringo[20]; + + /*---------------------------------------------------* + print out the latitude in degrees + *---------------------------------------------------*/ + sprintf(stringo,"Latitude: %d",(int)(rot_phi * DEGREES)); + XClearArea(dsply, contourWindow, lat_str_X, lat_str_Y - 12, + lat_W, 18, False); + XDrawString(dsply, contourWindow, anotherGC, + lat_str_X, lat_str_Y, + stringo, strlen(stringo)); + + /*---------------------------------------------------* + calculate and draw the latitudal pointer + *---------------------------------------------------*/ + GSetForeground(contourGC,(float)stickColor,X); + GDrawLine(contourGC /* ZZZ */, contourWindow, + lat_quad_X, lat_quad_Y, + last_tip_lat_x, last_tip_lat_y, X); + XSetForeground(dsply, contourGC, dotColor); + XFillArc(dsply, contourWindow, contourGC /* ZZZ */, + last_tip_lat_x - (dotSize>>1), + last_tip_lat_y - (dotSize>>1), + dotSize, dotSize, + 0, 360*64); + tip_x = (int)(sin(rot_phi) * (lat_RADIUS + dotExt)) + lat_quad_X; + tip_y = (int)(-cos(rot_phi) * (lat_RADIUS + dotExt)) + lat_quad_Y; + last_tip_lat_x = tip_x; + last_tip_lat_y = tip_y; + GSetForeground(contourGC,(float)stickColor,X); + GDrawLine(contourGC /* ZZZ */, contourWindow, + lat_quad_X, lat_quad_Y, + tip_x, tip_y, X); + XSetForeground(dsply, contourGC, dotColor); + XFillArc(dsply, contourWindow, contourGC /* ZZZ */, + tip_x - (dotSize>>1), tip_y - (dotSize>>1), + dotSize, dotSize, + 0, 360*64); + +} /* update_contour_latitude() */ diff --git a/src/graph/view3D/control3d.c.pamphlet b/src/graph/view3D/control3d.c.pamphlet new file mode 100644 index 00000000..66148cf6 --- /dev/null +++ b/src/graph/view3D/control3d.c.pamphlet @@ -0,0 +1,1076 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D control3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _CONTROL3D_C +#include "axiom-c-macros.h" +#include "useproto.h" +#include <string.h> +#include <stdio.h> +#include <unistd.h> +#include <stdlib.h> + +#include "mouse11.bitmap" +#include "mouse11.mask" + +#include "header.h" +#include "cpanel.h" + +#include "util.H1" +#include "XShade.H1" +#include "XSpadFill.H1" +#include "Gfun.H1" +#include "all_3d.H1" + +/* Defines the pixmap for the arrow displayed in the scale window */ +#define zoomArrowN 11 +static XPoint zoomArrow[zoomArrowN] = { + {29,14},{38,23},{33,23}, + {40,45},{53,45}, + {29,69}, + {5,45},{18,45}, + {25,23},{20,23},{29,14} }; + +/* Defines the pixmap for the arrows displayed in the translate window */ +#define translateArrowN 25 +static XPoint translateArrow[translateArrowN] = { + {55,2},{60,10},{58,10},{58,37}, + {85,37},{85,35},{93,40},{85,45},{85,43},{58,43}, + {58,70},{60,70},{55,78},{50,70},{52,70},{52,43}, + {25,43},{25,45},{17,40},{25,35},{25,37},{52,37}, + {52,10},{50,10},{55,2} }; + +static int rotateX, rotateY, rotateR; + +/* + void drawColorMap () + */ + +void +#ifdef _NO_PROTO +drawColorMap () +#else +drawColorMap (void) +#endif +{ + + controlPanelStruct *cp; + int i,shadeWidth; + + /* Draw the color map window */ + + cp = viewport->controlPanel; + + XClearArea(dsply,cp->controlWindow,5,colormapY,colormapW,colormapH,False); + + /* if window is grayscale, show the grayscale colormap */ + if (mono || (viewport->monoOn)) { + shadeWidth = 230/maxGreyShade; + for (i=0; i<maxGreyShade; i++) { + XChangeShade(dsply, i); + XShadeRectangle(dsply,cp->controlWindow, + colormapX + colorOffsetX + i*shadeWidth, + colormapY + colorOffsetY - 10, shadeWidth, 40); + } + } else { + GDrawString(globalGC2,cp->controlWindow,colorWidth, + colormapY + 13,"-",1,Xoption); + GDrawString(globalGC2,cp->controlWindow,30*colorWidth + 40, + colormapY + 13,"+",1,Xoption); + GDrawString(globalGC2,cp->controlWindow,colorWidth, + colormapY + 46,"-",1,Xoption); + GDrawString(globalGC2,cp->controlWindow,30*colorWidth + 40, + colormapY + 46,"+",1,Xoption); + for (i=0; i<totalHues; i++) { + GSetForeground(anotherGC, (float)XSolidColor(i,2), Xoption); + GDrawLine(anotherGC,cp->controlWindow, + colormapX + i*colorWidth + colorOffsetX, + colormapY + colorOffsetY, + colormapX + i*colorWidth + colorOffsetX, + colormapY + colorOffsetY + colorHeight,Xoption); + } + + if (viewport->hueTop > totalHues-1) viewport->hueTop = totalHues-1; + if (viewport->hueOffset > totalHues-1) viewport->hueOffset = totalHues-1; + + GSetForeground(globGC, (float)monoColor(7), Xoption); + /* Bottom (zmin) color indicator */ + GDrawLine(globGC,cp->controlWindow, + colormapX + viewport->hueOffset * colorWidth + colorOffsetX, + colormapY + colorOffsetY+colorHeight, + colormapX + viewport->hueOffset * colorWidth + colorOffsetX, + colormapY + colorOffsetY+colorHeight+colorPointer,Xoption); + + /* Top (zmax) color indicator */ + GDrawLine(globGC,cp->controlWindow, + colormapX + viewport->hueTop * colorWidth+colorOffsetX, + colormapY + colorOffsetY, + colormapX + viewport->hueTop * colorWidth+colorOffsetX, + colormapY + colorOffsetY-colorPointer,Xoption); + + /* Connect the bottom and top color indicator bars */ + GSetForeground(globGC, (float)monoColor(0), Xoption); + GDrawLine(globGC,cp->controlWindow, + colormapX + viewport->hueOffset * colorWidth + colorOffsetX, + colormapY + colorOffsetY+colorHeight, + colormapX + viewport->hueTop * colorWidth+colorOffsetX, + colormapY + colorOffsetY,Xoption); + } + XSync(dsply,0); + +} /* drawColorMap() */ + + +/******************************* + * void writeControlTitle(w) * + * * + * We need the window argument * + * here because there are * + * multiple control panels in * + * 3D. * + *******************************/ + +void +#ifdef _NO_PROTO +writeControlTitle (w) + Window w; +#else +writeControlTitle (Window w) +#endif +{ + int strlength; + + s = viewport->title; + strlength = strlen(s); + XClearArea(dsply,w,0,0,controlWidth,potA,False); + + GSetForeground(anotherGC,(float)controlTitleColor,Xoption); + GDrawString(anotherGC,w,centerX(anotherGC,s,strlength,controlWidth), + 15,s,strlength,Xoption); + +} /* writeControlTitle() */ + + +/************************************/ +/*** void clearControlMessage() ***/ +/************************************/ + +void +#ifdef _NO_PROTO +clearControlMessage () +#else +clearControlMessage (void) +#endif +{ + int strlength; + + strcpy(viewport->controlPanel->message," "); + strlength = strlen(viewport->controlPanel->message); + GDrawImageString(globalGC1,viewport->controlPanel->controlWindow, + centerX(globalGC1,viewport->controlPanel->message, + strlength,controlWidth), + controlMessageY + globalFont->max_bounds.ascent + 8, + viewport->controlPanel->message,strlength,Xoption); + +} + +/************************************/ +/*** void writeControlMessage() ***/ +/************************************/ + +void +#ifdef _NO_PROTO +writeControlMessage () +#else +writeControlMessage (void) +#endif +{ + + int strlength; + controlPanelStruct *cp; + + cp = viewport->controlPanel; + strlength = strlen(cp->message); + XClearArea(dsply,cp->controlWindow, + 0,controlMessageY+ globalFont->max_bounds.ascent + 8, + 0,controlMessageHeight,False); + GSetForeground(globalGC1, (float)controlMessageColor, Xoption); + GDrawImageString(globalGC1,cp->controlWindow, + centerX(globalGC1,cp->message,strlength,controlWidth), + controlMessageY + globalFont->max_bounds.ascent + 8, + cp->message,strlength,Xoption); + + XFlush(dsply); + +} + +/*********************************/ +/*** void drawControlPanel() ***/ +/*********************************/ + +void +#ifdef _NO_PROTO +drawControlPanel() +#else +drawControlPanel(void ) +#endif +{ + + int offShade=14; + controlPanelStruct *cp; + int i, strlength; + char *s; + + cp = viewport->controlPanel; + + GSetForeground(trashGC, (float)foregroundColor, Xoption); + + /* Draw border lines to separate the potentiometer, message, colormap and + button regions of the control panel. */ + GSetLineAttributes(trashGC, 2, LineSolid, CapButt, JoinMiter, Xoption); + + /* Draw a horizontal white line below the potentiometer area. */ + GDrawLine(trashGC, cp->controlWindow, 0, potB-1, controlWidth, potB-1, Xoption); + + /* Draw a horizontal white line above the rendering mode buttons. */ + GDrawLine(trashGC, cp->controlWindow, 0, butA, controlWidth, butA, Xoption); + + /* Draw a horizontal white line above the color mapping area. */ + GDrawLine(trashGC, cp->controlWindow, 0, cmapA, controlWidth, cmapA, Xoption); + + GSetLineAttributes(trashGC, 3, LineSolid, CapButt, JoinMiter, Xoption); + /* Draw a horizontal white line above the potentiometer area. */ + GDrawLine(trashGC, cp->controlWindow, 0, potA, controlWidth, potA, Xoption); + + /* Set the line width as 1 here because it is used below as well. */ + GSetLineAttributes(trashGC, 1, LineSolid, CapButt, JoinMiter, Xoption); + + /* Draw inner white lines around quit, hide panel, and reset buttons. */ + GDrawLine(trashGC, cp->controlWindow, closeL, butA, closeL, butA+110, Xoption); + + /* Write potentiometer titles on the control panel. */ + + writeControlTitle(cp->controlWindow); + GSetForeground(globGC, (float)controlPotHeaderColor, Xoption); + + s = "Rotate"; + GDrawString(globGC,cp->controlWindow,35,31+headerHeight,s,strlen(s),Xoption); + s = "Translate"; + GDrawString(globGC,cp->controlWindow,202,31+headerHeight,s,strlen(s),Xoption); + s = "Scale"; + GDrawString(globGC,cp->controlWindow,126,31+headerHeight,s,strlen(s),Xoption); + + GSetForeground(globGC, (float)controlColorColor, Xoption); + + /* Write labels on regular buttons, draw pixmaps on the potentiometers. */ + + GSetForeground(globalGC1, (float)monoColor(buttonColor), Xoption); + + for (i=controlButtonsStart3D; i<(controlButtonsEnd3D); i++) { + /* special cases depending on initial conditions */ + + /* check if axes are set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == axesOnOff) && + (viewport->axesOn)) { + (cp->buttonQueue[i]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1, (float)backgroundColor, Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[axesOnOff]).buttonX, + (control->buttonQueue[axesOnOff]).buttonY, + (control->buttonQueue[axesOnOff]).buttonWidth, + (control->buttonQueue[axesOnOff]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[axesOnOff]).buttonX, + (control->buttonQueue[axesOnOff]).buttonY, + (control->buttonQueue[axesOnOff]).buttonWidth, + (control->buttonQueue[axesOnOff]).buttonHeight,Xoption); + } + } else { + if (((cp->buttonQueue[i]).buttonKey == axesOnOff) && + (!viewport->axesOn)) { + (cp->buttonQueue[i]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,cp->controlWindow, + (cp->buttonQueue[i]).buttonX, + (cp->buttonQueue[i]).buttonY, + (cp->buttonQueue[i]).buttonWidth, + (cp->buttonQueue[i]).buttonHeight); + s = (control->buttonQueue[axesOnOff]).text; + strlength = strlen(s); + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[axesOnOff]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[axesOnOff]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[axesOnOff]).buttonWidth), + (control->buttonQueue[axesOnOff]).buttonY + + centerY(processGC, + (control->buttonQueue[axesOnOff]).buttonHeight), + s,strlength,Xoption); + } /* if mono */ + } + } /* if axes */ + + /* check if bounding region is set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == region3D) && + (viewport->regionOn)) { + (cp->buttonQueue[i]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1, (float)backgroundColor, Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[region3D]).buttonX, + (control->buttonQueue[region3D]).buttonY, + (control->buttonQueue[region3D]).buttonWidth, + (control->buttonQueue[region3D]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[region3D]).buttonX, + (control->buttonQueue[region3D]).buttonY, + (control->buttonQueue[region3D]).buttonWidth, + (control->buttonQueue[region3D]).buttonHeight,Xoption); + } + } else { + if (((cp->buttonQueue[i]).buttonKey == region3D) && + (!viewport->regionOn)) { + (cp->buttonQueue[i]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,cp->controlWindow, + (cp->buttonQueue[i]).buttonX, + (cp->buttonQueue[i]).buttonY, + (cp->buttonQueue[i]).buttonWidth, + (cp->buttonQueue[i]).buttonHeight); + s = (control->buttonQueue[region3D]).text; + strlength = strlen(s); + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[region3D]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[region3D]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[region3D]).buttonWidth), + (control->buttonQueue[region3D]).buttonY + + centerY(processGC, + (control->buttonQueue[region3D]).buttonHeight), + s,strlength,Xoption); + } /* if mono */ + } + } /* if bounding region */ + + /* check if black and white is set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == bwColor) && (mono)) { + (cp->buttonQueue[i]).text = " "; + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,cp->controlWindow, + (cp->buttonQueue[i]).buttonX, + (cp->buttonQueue[i]).buttonY, + (cp->buttonQueue[i]).buttonWidth, + (cp->buttonQueue[i]).buttonHeight); + } else { + if (((cp->buttonQueue[i]).buttonKey == bwColor) && viewport->monoOn) { + (cp->buttonQueue[i]).textColor = onColor; + s = (control->buttonQueue[bwColor]).text; + strlength = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[bwColor]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[bwColor]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[bwColor]).buttonWidth), + (control->buttonQueue[bwColor]).buttonY + + centerY(processGC, + (control->buttonQueue[bwColor]).buttonHeight), + s,strlength,Xoption); + } else { + if (((cp->buttonQueue[i]).buttonKey == bwColor) && (!viewport->monoOn)) { + (cp->buttonQueue[i]).textColor = offColor; + s = (control->buttonQueue[bwColor]).text; + strlength = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[bwColor]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[bwColor]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[bwColor]).buttonWidth), + (control->buttonQueue[bwColor]).buttonY + + centerY(processGC, + (control->buttonQueue[bwColor]).buttonHeight), + s,strlength,Xoption); + } + } + } /* if black and white */ + + /* check if object rotation is set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == objectr) && + (viewport->objectrOn)) { + (control->buttonQueue[objectr]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1, (float)backgroundColor, Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[objectr]).buttonX, + (control->buttonQueue[objectr]).buttonY, + (control->buttonQueue[objectr]).buttonWidth, + (control->buttonQueue[objectr]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[objectr]).buttonX, + (control->buttonQueue[objectr]).buttonY, + (control->buttonQueue[objectr]).buttonWidth, + (control->buttonQueue[objectr]).buttonHeight,Xoption); + } + } else { + if (((cp->buttonQueue[i]).buttonKey == objectr) && + (!viewport->objectrOn)) { + (control->buttonQueue[objectr]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[objectr]).buttonX, + (control->buttonQueue[objectr]).buttonY, + (control->buttonQueue[objectr]).buttonWidth, + (control->buttonQueue[objectr]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[objectr]).buttonX, + (control->buttonQueue[objectr]).buttonY, + (control->buttonQueue[objectr]).buttonWidth, + (control->buttonQueue[objectr]).buttonHeight,Xoption); + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[objectr]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[objectr]).buttonX + + centerX(processGC,(control->buttonQueue[objectr]).text, + strlen((control->buttonQueue[objectr]).text), + (control->buttonQueue[objectr]).buttonWidth), + (control->buttonQueue[objectr]).buttonY + + centerY(processGC, + (control->buttonQueue[objectr]).buttonHeight), + (control->buttonQueue[objectr]).text, + strlen((control->buttonQueue[objectr]).text),Xoption); + } + } /* else not object rotation */ + } /* if object rotation */ + + /* check if origin rotation is set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == originr) && + (viewport->originrOn)) { + (control->buttonQueue[originr]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1, (float)backgroundColor, Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[originr]).buttonX, + (control->buttonQueue[originr]).buttonY, + (control->buttonQueue[originr]).buttonWidth, + (control->buttonQueue[originr]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[originr]).buttonX, + (control->buttonQueue[originr]).buttonY, + (control->buttonQueue[originr]).buttonWidth, + (control->buttonQueue[originr]).buttonHeight,Xoption); + } + } else { + if (((cp->buttonQueue[i]).buttonKey == originr) && + (!viewport->originrOn)) { + (control->buttonQueue[originr]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[originr]).buttonX, + (control->buttonQueue[originr]).buttonY, + (control->buttonQueue[originr]).buttonWidth, + (control->buttonQueue[originr]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[originr]).buttonX, + (control->buttonQueue[originr]).buttonY, + (control->buttonQueue[originr]).buttonWidth, + (control->buttonQueue[originr]).buttonHeight,Xoption); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[originr]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[originr]).buttonX + + centerX(processGC,(control->buttonQueue[originr]).text, + strlen((control->buttonQueue[originr]).text), + (control->buttonQueue[originr]).buttonWidth), + (control->buttonQueue[originr]).buttonY + + centerY(processGC, + (control->buttonQueue[originr]).buttonHeight), + (control->buttonQueue[originr]).text, + strlen((control->buttonQueue[originr]).text),Xoption); + } + } /* else not origin rotation */ + } /* if origin rotation */ + + /* check if zoom X is set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == zoomx) && + (viewport->zoomXOn)) { + (control->buttonQueue[zoomx]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1, (float)backgroundColor, Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[zoomx]).buttonX, + (control->buttonQueue[zoomx]).buttonY, + (control->buttonQueue[zoomx]).buttonWidth, + (control->buttonQueue[zoomx]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[zoomx]).buttonX, + (control->buttonQueue[zoomx]).buttonY, + (control->buttonQueue[zoomx]).buttonWidth, + (control->buttonQueue[zoomx]).buttonHeight,Xoption); + } + } else { + if (((cp->buttonQueue[i]).buttonKey == zoomx) && + (!viewport->zoomXOn)) { + (control->buttonQueue[zoomx]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[zoomx]).buttonX, + (control->buttonQueue[zoomx]).buttonY, + (control->buttonQueue[zoomx]).buttonWidth, + (control->buttonQueue[zoomx]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[zoomx]).buttonX, + (control->buttonQueue[zoomx]).buttonY, + (control->buttonQueue[zoomx]).buttonWidth, + (control->buttonQueue[zoomx]).buttonHeight,Xoption); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[zoomx]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[zoomx]).buttonX + + centerX(processGC,(control->buttonQueue[zoomx]).text, + strlen((control->buttonQueue[zoomx]).text), + (control->buttonQueue[zoomx]).buttonWidth), + (control->buttonQueue[zoomx]).buttonY + + centerY(processGC, + (control->buttonQueue[zoomx]).buttonHeight), + (control->buttonQueue[zoomx]).text, + strlen((control->buttonQueue[zoomx]).text),Xoption); + } + } /* else not zoom X */ + } /* if zoom X */ + + /* check if zoom Y is set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == zoomy) && + (viewport->zoomYOn)) { + (control->buttonQueue[zoomy]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1, (float)backgroundColor, Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[zoomy]).buttonX, + (control->buttonQueue[zoomy]).buttonY, + (control->buttonQueue[zoomy]).buttonWidth, + (control->buttonQueue[zoomy]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[zoomy]).buttonX, + (control->buttonQueue[zoomy]).buttonY, + (control->buttonQueue[zoomy]).buttonWidth, + (control->buttonQueue[zoomy]).buttonHeight,Xoption); + } + } else { + if (((cp->buttonQueue[i]).buttonKey == zoomy) && + (!viewport->zoomYOn)) { + (control->buttonQueue[zoomy]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[zoomy]).buttonX, + (control->buttonQueue[zoomy]).buttonY, + (control->buttonQueue[zoomy]).buttonWidth, + (control->buttonQueue[zoomy]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[zoomy]).buttonX, + (control->buttonQueue[zoomy]).buttonY, + (control->buttonQueue[zoomy]).buttonWidth, + (control->buttonQueue[zoomy]).buttonHeight,Xoption); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[zoomy]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[zoomy]).buttonX + + centerX(processGC,(control->buttonQueue[zoomy]).text, + strlen((control->buttonQueue[zoomy]).text), + (control->buttonQueue[zoomy]).buttonWidth), + (control->buttonQueue[zoomy]).buttonY + + centerY(processGC, + (control->buttonQueue[zoomy]).buttonHeight), + (control->buttonQueue[zoomy]).text, + strlen((control->buttonQueue[zoomy]).text),Xoption); + } + } /* else not zoom Y */ + } /* if zoom Y */ + + /* check if zoom Z is set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == zoomz) && + (viewport->zoomZOn)) { + (control->buttonQueue[zoomz]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1, (float)backgroundColor, Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[zoomz]).buttonX, + (control->buttonQueue[zoomz]).buttonY, + (control->buttonQueue[zoomz]).buttonWidth, + (control->buttonQueue[zoomz]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[zoomz]).buttonX, + (control->buttonQueue[zoomz]).buttonY, + (control->buttonQueue[zoomz]).buttonWidth, + (control->buttonQueue[zoomz]).buttonHeight,Xoption); + } + } else { + if (((cp->buttonQueue[i]).buttonKey == zoomz) && + (!viewport->zoomZOn)) { + (control->buttonQueue[zoomz]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[zoomz]).buttonX, + (control->buttonQueue[zoomz]).buttonY, + (control->buttonQueue[zoomz]).buttonWidth, + (control->buttonQueue[zoomz]).buttonHeight); + GSetForeground(globalGC1, (float)foregroundColor, Xoption); + GDrawRectangle(globalGC1,control->controlWindow, + (control->buttonQueue[zoomz]).buttonX, + (control->buttonQueue[zoomz]).buttonY, + (control->buttonQueue[zoomz]).buttonWidth, + (control->buttonQueue[zoomz]).buttonHeight,Xoption); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[zoomz]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[zoomz]).buttonX + + centerX(processGC,(control->buttonQueue[zoomz]).text, + strlen((control->buttonQueue[zoomz]).text), + (control->buttonQueue[zoomz]).buttonWidth), + (control->buttonQueue[zoomz]).buttonY + + centerY(processGC, + (control->buttonQueue[zoomz]).buttonHeight), + (control->buttonQueue[zoomz]).text, + strlen((control->buttonQueue[zoomz]).text),Xoption); + } + } /* else not zoom Y */ + } /* if zoom Y */ + + /* check if outline is set on or off */ + + if (((cp->buttonQueue[i]).buttonKey == outlineOnOff) && + (viewData.outlineRenderOn)) { + (cp->buttonQueue[i]).textColor = onColor; + } else { + if (((cp->buttonQueue[i]).buttonKey == outlineOnOff) && + !(viewData.outlineRenderOn)) { + (cp->buttonQueue[i]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,cp->controlWindow, + (cp->buttonQueue[i]).buttonX, + (cp->buttonQueue[i]).buttonY, + (cp->buttonQueue[i]).buttonWidth, + (cp->buttonQueue[i]).buttonHeight); + s = (control->buttonQueue[outlineOnOff]).text; + strlength = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[outlineOnOff]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[outlineOnOff]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[outlineOnOff]).buttonWidth), + (control->buttonQueue[outlineOnOff]).buttonY + + centerY(processGC, + (control->buttonQueue[outlineOnOff]).buttonHeight), + s,strlength,Xoption); + } /* if mono */ + } /* outline off */ + } /* outline on */ + + /* Draw the button window border */ + + GDraw3DButtonOut(globalGC1,cp->controlWindow, + (cp->buttonQueue[i]).buttonX, (cp->buttonQueue[i]).buttonY, + (cp->buttonQueue[i]).buttonWidth, + (cp->buttonQueue[i]).buttonHeight,Xoption); + + GSetForeground(trashGC, + (float)monoColor((cp->buttonQueue[i]).textColor), Xoption); + switch (i) { + case rotate: + GDrawArc(trashGC, cp->controlWindow, + rotateX, rotateY, rotateR, rotateR, 0, 360*64, Xoption); + break; + + case zoom: + GDrawLines(trashGC, cp->controlWindow, zoomArrow, zoomArrowN, + CoordModeOrigin, Xoption); + break; + + case translate: + GDrawLines(trashGC, cp->controlWindow, translateArrow, + translateArrowN, CoordModeOrigin, Xoption); + break; + + default: + s = (cp->buttonQueue[i]).text; + strlength = strlen(s); + GDrawString(trashGC, cp->controlWindow, + (cp->buttonQueue[i]).buttonX + + centerX(processGC,s,strlength, + (cp->buttonQueue[i]).buttonWidth), + (cp->buttonQueue[i]).buttonY + + centerY(processGC, + (cp->buttonQueue[i]).buttonHeight),s,strlen(s),Xoption); + break; + }; + + if ((cp->buttonQueue[i]).pot) { + /* draw horizontal and vertical centerlines */ + + GDrawLine(globalGC1,cp->controlWindow, + (cp->buttonQueue[i]).buttonX + (cp->buttonQueue[i]).xHalf, + (cp->buttonQueue[i]).buttonY, + (cp->buttonQueue[i]).buttonX + (cp->buttonQueue[i]).xHalf, + (cp->buttonQueue[i]).buttonY + 2*(cp->buttonQueue[i]).yHalf,Xoption); + + GDrawLine(globalGC1,cp->controlWindow, + (cp->buttonQueue[i]).buttonX, + (cp->buttonQueue[i]).buttonY + (cp->buttonQueue[i]).yHalf, + (cp->buttonQueue[i]).buttonX + 2*(cp->buttonQueue[i]).xHalf, + (cp->buttonQueue[i]).buttonY + (cp->buttonQueue[i]).yHalf,Xoption); + } + } + + /* refresh the latest message */ + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + + /* Draw the color map window */ + cp = viewport->controlPanel; + drawColorMap(); + XFlush(dsply); + +} /* drawControlPanel() */ + + +/***************************** + * void getControlXY() * + * * + * Determines the x and y * + * coordinate where the * + * control panel is to be * + * placed, based upon where * + * the mouse button was * + * pressed within the graph * + * viewport window. * + *****************************/ + +controlXY +#ifdef _NO_PROTO +getControlXY (whereDoYouWantPanel) + int whereDoYouWantPanel; +#else +getControlXY (int whereDoYouWantPanel) +#endif +{ + + XWindowAttributes wAttrib; + controlXY cXY; + int viewX, viewY, viewW, viewH, tmp=1; + Window rootW, parentW, *childrenWs, tmpW; + unsigned int nChildren; + + tmpW = viewport->titleWindow; + while(tmp) { + XQueryTree(dsply,tmpW,&rootW,&parentW,&childrenWs,&nChildren); + XFree(childrenWs); + if (parentW == rtWindow) { + tmp = 0; + } else { + tmpW = parentW; + } + } + XGetWindowAttributes(dsply,tmpW,&wAttrib); + + viewX = wAttrib.x; + viewY = wAttrib.y; + viewW = wAttrib.width; + viewH = wAttrib.height; + + if (whereDoYouWantPanel) { + switch (whereDoYouWantPanel) { + case 1: /* right */ + cXY.putX = viewX + viewW; + cXY.putY = viewY; + break; + case 2: /* bottom */ + cXY.putX = viewX + (viewW - controlWidth)/2; /* center it */ + cXY.putY = viewY + viewH; + break; + case 3: /* left */ + cXY.putX = viewX - controlWidth - borderWidth; + cXY.putY = viewY; + break; + case 4: /* top */ + cXY.putX = viewX + (viewW - controlWidth)/2; /* center it */ + cXY.putY = viewY - controlHeight - borderHeight; + } + } else { + if ((physicalWidth - (viewX + viewW)) >= controlWidth) { + cXY.putX = viewX + viewW; + cXY.putY = viewY; + } else if ((physicalHeight - (viewY + viewH)) >= controlHeight) { + cXY.putX = viewX + (viewW - controlWidth)/2; /* center it */ + cXY.putY = viewY + viewH; + } else if (viewX >= controlWidth) { + cXY.putX = viewX - controlWidth - borderWidth; + cXY.putY = viewY; + } else if (viewY >= controlHeight) { + cXY.putX = viewX + (viewW - controlWidth)/2; /* center it */ + cXY.putY = viewY - controlHeight - borderHeight; + } else { /* put inside of viewport */ + cXY.putX = viewX + viewW - controlWidth; + cXY.putY = viewY + viewH - controlHeight; + } + } + if (cXY.putX < 0) cXY.putX = 0; + if (cXY.putY < 0) cXY.putY = 0; + return(cXY); + +} + + + +/************************************************/ +/*** controlPanelStruct *makeControlPanel() ***/ +/************************************************/ + +controlPanelStruct * +#ifdef _NO_PROTO +makeControlPanel () +#else +makeControlPanel (void) +#endif +{ + + Window cw; + int i, num; + controlPanelStruct *control; + buttonStruct *buttons; + controlXY cXY; + XSetWindowAttributes cwAttrib, controlAttrib; + XSizeHints sizehint; + Pixmap mousebits, mousemask; + XColor foreColor, backColor; + + if (!(control = (controlPanelStruct *)saymem("control.c",1, + sizeof(controlPanelStruct)))) { + fprintf(stderr,"Ran out of memory trying to create control panel.\n"); + exitWithAck(RootWindow(dsply,scrn),Window,-1); + } + + cXY = getControlXY(0); + + mousebits = XCreateBitmapFromData(dsply,rtWindow, mouseBitmap_bits, + mouseBitmap_width, mouseBitmap_height); + mousemask = XCreateBitmapFromData(dsply,rtWindow, mouseMask_bits, + mouseMask_width, mouseMask_height); + cwAttrib.background_pixel = backgroundColor; + cwAttrib.border_pixel = foregroundColor; + cwAttrib.event_mask = controlMASK; + cwAttrib.colormap = colorMap; + cwAttrib.override_redirect = overrideManager; + foreColor.pixel = controlCursorForeground; + XQueryColor(dsply,colorMap,&foreColor); + backColor.pixel = controlCursorBackground; + XQueryColor(dsply,colorMap,&backColor); + cwAttrib.cursor = XCreatePixmapCursor(dsply,mousebits, + mousemask, &foreColor,&backColor, + mouseBitmap_x_hot,mouseBitmap_y_hot); + cw = XCreateWindow(dsply,rtWindow, + cXY.putX,cXY.putY,controlWidth,controlHeight,3, + CopyFromParent,InputOutput,CopyFromParent, + controlCreateMASK,&cwAttrib); + + sizehint.flags = PPosition | PSize; + sizehint.x = cXY.putX; + sizehint.y = cXY.putY; + sizehint.width = controlWidth; + sizehint.height = controlHeight; + /*** the None stands for icon pixmap ***/ + XSetNormalHints(dsply,cw,&sizehint); + XSetStandardProperties(dsply,cw,"3D Control Panel","3D Control Panel", + None,NULL,0,&sizehint); + + /* Define and assign a mouse cursor */ + control->controlWindow = cw; + + num = initButtons(control->buttonQueue); + buttons = control->buttonQueue; + for (i=controlButtonsStart3D; i<(controlButtonsEnd3D); i++) { + controlAttrib.event_mask = (control->buttonQueue[i]).mask; + (control->buttonQueue[i]).self = XCreateWindow(dsply,cw, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight, + 0,0,InputOnly,CopyFromParent, + buttonCreateMASK,&controlAttrib); + XMakeAssoc(dsply,table,(control->buttonQueue[i]).self, + &((control->buttonQueue[i]).buttonKey)); + /* use buttonKey and not i because buttonKey has a permanent address */ + + XMapWindow(dsply,(control->buttonQueue[i]).self); + + } /* for each button */ + + + /* Set up the potentiometer pixmaps. */ + for (i=0; i<zoomArrowN; i++) { + zoomArrow[i].x += buttons[zoom].buttonX; + zoomArrow[i].y += buttons[zoom].buttonY; + } + for (i=0; i<translateArrowN; i++) { + translateArrow[i].x += buttons[translate].buttonX; + translateArrow[i].y += buttons[translate].buttonY; + } + + rotateX = control->buttonQueue[rotate].buttonX+17; + rotateY = control->buttonQueue[rotate].buttonY+2; + rotateR = control->buttonQueue[rotate].buttonHeight-4; + + strcpy(control->message," "); + + /* Create the color mapping window */ + controlAttrib.event_mask = colorMASK; + control->colormapWindow = XCreateWindow(dsply,cw, colorWidth,colormapY, + colormapW,colormapH,0, 0,InputOnly, + CopyFromParent, colormapCreateMASK, + &controlAttrib); + XMapWindow(dsply,control->colormapWindow); + viewport->justMadeControl = yes; + + return(control); + +} /* makeControlPanel() */ + + + + +/****************************************** + * void putControlPanelSomewhere() * + * This routine puts up the control panel * + * associated with the viewport passed * + * in. It first tries to put it to the * + * right of the viewport. If there isn't * + * enough room, it tries the bottom and * + * so on going clockwise. If the viewport * + * is too big and there is no room to put * + * the control panel outside of it, the * + * control panel is placed on the bottom * + * right hand corner of the viewport. * + *****************************************/ + +void +#ifdef _NO_PROTO +putControlPanelSomewhere (whereDoesPanelGo) + int whereDoesPanelGo; +#else +putControlPanelSomewhere (int whereDoesPanelGo) +#endif +{ + controlPanelStruct *control; + controlXY whereControl; + + control = viewport->controlPanel; + whereControl = getControlXY(whereDoesPanelGo); + + viewport->haveControl = yes; + + XRaiseWindow(dsply,control->controlWindow); + XMoveWindow(dsply, control->controlWindow, + whereControl.putX, whereControl.putY); + + drawControlPanel(); + XSync(dsply,0); + if (viewport->justMadeControl) { + XMapWindow(dsply,control->controlWindow); + viewport->justMadeControl = no; + } + XMapWindow(dsply,control->controlWindow); + XFlush(dsply); + +} + + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/cpanel.h b/src/graph/view3D/cpanel.h new file mode 100755 index 00000000..37da0202 --- /dev/null +++ b/src/graph/view3D/cpanel.h @@ -0,0 +1,103 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + +/* +to be included in control.c for drawing the colormap and +process.c for getting the mouse input + */ + +#define controlMASK (ButtonPressMask + ButtonReleaseMask + ExposureMask) +#define potMASK (ButtonPressMask + ButtonReleaseMask + ButtonMotionMask + LeaveWindowMask) +#define buttonMASK (ButtonPressMask + ButtonReleaseMask + ButtonMotionMask + LeaveWindowMask) +#define colorMASK (ButtonPressMask + ButtonReleaseMask + ButtonMotionMask + LeaveWindowMask) + + +#define mouseWait 50 + /* make mouse grab for stationary mouse on a potentiometer slower */ + +#define controlCreateMASK CWBackPixel | CWBorderPixel | CWEventMask |CWCursor |CWColormap | CWOverrideRedirect +#define buttonCreateMASK CWEventMask +#define messageCreateMASK 0 +#define colormapCreateMASK CWEventMask + +#define controlWidth 300 +#define controlHeight 400 +#define quitWidth 63 +#define quitHeight 107 +#define saveWidth 63 +#define saveHeight 107 +#define borderWidth 22 +#define borderHeight 45 + + +#define controlCursorForeground monoColor(4) +#define controlCursorBackground monoColor(54) +#define controlTitleColor monoColor(36) +#define controlPotHeaderColor monoColor(52) +#define controlColorColor monoColor(13) +#define controlColorSignColor monoColor(22) + +#define headerHeight headerFont->max_bounds.ascent +#define controlMessageHeight globalFont->max_bounds.ascent +globalFont->max_bounds.descent+4 + +#define potA 25 /* y coordinate of line dividing + potentiometers from stuff above it */ +#define potB 173 /* y coordinate of line dividing + potentiometers from title */ + +#define cmapA 233 /* y coordinate of line dividing + colormap from stuff above it */ + +#define butA ((cp->buttonQueue[render]).buttonY - 5) + +#define closeL ((cp->buttonQueue[closeAll]).buttonX - 5) +#define closeA ((cp->buttonQueue[closeAll]).buttonY - 5) + +#define controlMessageY 181 +#define controlMessageColor monoColor(68) + +#define offColor 13 +#define onColor 98 +#define modeColor 44 + +#define colormapX 21 +#define colormapY 240 +#define colormapW 290 +#define colormapH 48 +#define colorWidth 8 +#define colorHeight 8 +#define colorOffset 3 +#define colorOffsetX 24 +#define colorOffsetY 16 +#define colorPointer 16 diff --git a/src/graph/view3D/draw.h b/src/graph/view3D/draw.h new file mode 100755 index 00000000..1239f2a9 --- /dev/null +++ b/src/graph/view3D/draw.h @@ -0,0 +1,73 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +#define meshOutline monoColor(140) +#define opaqueOutline monoColor(85) +#define opaqueForeground backgroundColor + + +#define clipOffset 500 + +/* recalculation occurs if any of these situations have occured */ + +#define recalc (rotated || zoomed || translated || !finishedList || \ + firstTime || switchedPerspective || changedEyeDistance) + + +/*** projection macros if matrices are not used ***/ +#define projPersp(z) (viewData.eyeDistance / (z+viewData.eyeDistance)) + +#define proj2PX(x,y) -(x*cosTheta + y*sinTheta) +#define proj2PY(x,y,z) -(y*cosTheta*cosPhi - x*sinTheta*cosPhi + z*sinPhi) + +/*** For clipping points ***/ + +#define behindClipPlane(pz) lessThan(pz,viewData.clipPlane) + +#define outsideClippedBoundary(x,y,z) (lessThan(x,viewData.clipXmin) || \ + greaterThan(x,viewData.clipXmax) || \ + lessThan(y,viewData.clipYmin) || \ + greaterThan(y,viewData.clipYmax) || \ + lessThan(z,viewData.clipZmin) || \ + greaterThan(z,viewData.clipZmax) || \ + isNaNPoint(x,y,z)) +#include <limits.h> + +#define NotPoint (SHRT_MAX) +#define eqNANQ(x) (x == NotPoint) + + + +/* Tests for NaN clipping should be added in here. */ + + diff --git a/src/graph/view3D/eventnames.h b/src/graph/view3D/eventnames.h new file mode 100755 index 00000000..ecfcab31 --- /dev/null +++ b/src/graph/view3D/eventnames.h @@ -0,0 +1,70 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +static char *event_name[] = { + "", /* 0 */ + "", /* 1 */ + "KeyPress", /* 2 */ + "KeyRelease", /* 3 */ + "ButtonPress", /* 4 */ + "ButtonRelease", /* 5 */ + "MotionNotify", /* 6 */ + "EnterNotify", /* 7 */ + "LeaveNotify", /* 8 */ + "FocusIn", /* 9 */ + "FocusOut", /* 10 */ + "KeymapNotify", /* 11 */ + "Expose", /* 12 */ + "GraphicsExpose", /* 13 */ + "NoExpose", /* 14 */ + "VisibilityNotify", /* 15 */ + "CreateNotify", /* 16 */ + "DestroyNotify", /* 17 */ + "UnmapNotify", /* 18 */ + "MapNotify", /* 19 */ + "MapRequest", /* 20 */ + "ReparentNotify", /* 21 */ + "ConfigureNotify", /* 22 */ + "ConfigureRequest", /* 23 */ + "GravityNotify", /* 24 */ + "ResizeRequest", /* 25 */ + "CirculateNotify", /* 26 */ + "CirculateRequest", /* 27 */ + "PropertyNotify", /* 28 */ + "SelectionClear", /* 29 */ + "SelectionRequest", /* 30 */ + "SelectionNotify", /* 31 */ + "ColormapNotify", /* 32 */ + "ClientMessage", /* 33 */ + "MappingNotify" /* 34 */ + }; diff --git a/src/graph/view3D/globals.h b/src/graph/view3D/globals.h new file mode 100755 index 00000000..a779690f --- /dev/null +++ b/src/graph/view3D/globals.h @@ -0,0 +1,163 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +extern int scrn; +extern Display *dsply; +extern XFontStruct *globalFont, *buttonFont, *headerFont, + *titleFont, *graphFont, + *lightingFont, *volumeFont, *quitFont, *saveFont, + *serverFont; +extern XrmDatabase rDB; + +extern char scaleReport[5], deltaXReport[5], deltaYReport[5]; +extern unsigned long *spadColors; +extern int followMouse, gotToggle, viewportKeyNum; +extern Window rtWindow, quitWindow, saveWindow; +extern GC globalGC1, globalGC2, anotherGC, globGC, trashGC, + componentGC, opaqueGC, renderGC, + controlMessageGC, lightingGC, volumeGC, quitGC, + saveGC, graphGC; +extern XSizeHints viewSizeHints; +extern HashTable *table; +extern Colormap colorMap; +extern int Socket, ack; + +extern GC processGC; +extern viewPoints *viewport; +extern controlPanelStruct *control; +extern XGCValues gcVals; +extern char *s; +extern int someInt; + +extern unsigned long foregroundColor, backgroundColor; +extern int mono, totalColors, + totalHues, totalSolidShades, totalSolid, + totalDitheredAndSolids,totalShades; + +extern int drawMore; +extern int spadMode,spadDraw; +extern int spadSignalReceived; +extern int inNextEvent; +extern jmp_buf jumpFlag; + +extern char errorStr[80]; + +extern view3DStruct viewData; + +extern Window lightingWindow, lightingAxes; +extern float lightPointer[3], tempLightPointer[3]; +extern float lightIntensity, tempLightIntensity; +extern float backLightIntensity; + +extern char filename[256]; + + + /** stuff from draw viewport routines */ +extern float sinTheta, sinPhi, cosTheta, cosPhi, + viewScale, viewScaleX, viewScaleY, viewScaleZ, reScale; +extern int xCenter, yCenter; +extern XWindowAttributes vwInfo; +extern XWindowAttributes graphWindowAttrib; +extern XPoint *quadMesh; +extern int *xPts; +extern XImage *imageX; + +extern float eyePoint[3]; + +extern XPoint polygonMesh[20]; + +extern int saveFlag; +extern int firstTime, noTrans, startup; +extern int redrawView; +extern int finishedList, redoSmooth, redoColor, zoomed, + rotated, switchedPerspective, changedEyeDistance, + translated, changedIntensity, movingLight, writeImage, + pixelSetFlag, redoDither, multiColorFlag; +extern poly *quickList; + +extern int viewAloned; + +extern viewTriple corners[8], clipCorners[8]; +extern boxSideStruct box[6], clipBox[6]; +extern int axesXY[3][4]; +extern float axesZ[3][2]; + +extern viewTriple *splitPoints; +extern int resMax; + +extern Window volumeWindow; +extern int frustrumVertex; +extern int doingPanel; +extern int doingVolume; +extern int screenX; +extern float xClipMinN, xClipMaxN, + yClipMinN, yClipMaxN, + zClipMinN, zClipMaxN, + clipValue; + +extern float pzMin, pzMax; + +extern int maxGreyShade; + +extern char propertyName[]; +extern char propertyBuffer[]; + +extern float transform[4][4], transform1[4][4], + R[4][4], R1[4][4], S[4][4], T[4][4], I[4][4]; +extern float vxmax,vxmin,vymax,vymin, + wxmax,wxmin,wymax,wymin,wzmax,wzmin; + +extern polyList *scanList[ARRAY_HEIGHT]; +extern int scanline, polyCount; +extern float xleft, xright; + +extern colorBuffer cBuffer[ARRAY_WIDTH]; +extern float zBuffer[ARRAY_WIDTH]; + +extern float zC, dzdx; +extern float intersectColor[2], dcolor; +extern triple dpt, dnorm; + +extern float Cspec, Cdiff, Camb, coeff, lum, saturation; + +extern Pixmap viewmap; +extern int viewmap_valid; +extern int smoothHue; +extern int smoothConst; +extern int smoothError; + +extern char *PSfilename; /* output file name in user directory */ +extern char *envAXIOM; /* used for ps file paths */ + +extern Atom wm_delete_window; + diff --git a/src/graph/view3D/header.h b/src/graph/view3D/header.h new file mode 100755 index 00000000..ca76c7d7 --- /dev/null +++ b/src/graph/view3D/header.h @@ -0,0 +1,386 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +#define view3D + + +#include <X11/Xlib.h> +#include <X11/Xresource.h> +#include <X11/Xutil.h> +#include <setjmp.h> + +#include "hash.h" + +#include "view.h" + + +#include "view3D.h" +#include "actions.h" +#include "viewCommand.h" +#include "XDefs.h" +#include "override.h" +#include "G.h" /* Gdraw functions header file */ + +#define swap(a,b) {a^=b; b^=a; a^=b;} + + /**********************************/ + /*** axes stuff ***/ + /**********************************/ + +#define viewportCreateMASK CWBackPixel | CWBorderPixel | CWEventMask | CWCursor | CWColormap +#define viewportTitleCreateMASK CWBackPixel | CWBorderPixel | CWCursor | CWColormap | CWEventMask | CWOverrideRedirect +#define carefullySetFont(gc,font) if (font != serverFont) XSetFont(dsply,gc,font->fid) + +#define viewportMASK (KeyPressMask + ButtonPressMask + ExposureMask) +#define titleMASK (ExposureMask) + +#define lineWidth 1 +#define lineHeight 1 + +#define titleColor monoColor(36) +#define titleHeight 24 +#define appendixHeight 0 + +#define viewWidth 400 +#define viewHeight 400 +#define viewYmax vwInfo.height +#define viewYmin vwInfo.y +#define viewXmax vwInfo.width +#define viewXmin vwInfo.x + +#define GC9991 ((GC)9991) + + +/* For smooth shading buffers. Should be screen resolution size, + and one for each of screen width and height may be needed, or + it can be changed dynamically if desired. */ + +#ifdef RIOSplatform +#define ARRAY_WIDTH 1280 + 1 /* DisplayWidth(dsply,scrn) */ +#define ARRAY_HEIGHT 1024 + 1 /* DisplayHeight(dsply,scrn) */ +#else +#define ARRAY_WIDTH 1300 /* DisplayWidth(dsply,scrn) */ +#define ARRAY_HEIGHT 1100 /* DisplayHeight(dsply,scrn) */ +#endif + +#define viewBorderWidth 0 /* make sure ps.h (postscript header) is the same */ + +#define initDeltaX 0.0 +#define initDeltaY 0.0 +#define initTheta pi_half/2.0 +#define initPhi -pi_half/2.0 + +#define maxDeltaX 1500.0 +#define maxDeltaY 1500.0 +#define minScale 0.01 +#define maxScale 1000.0 + +#define rotateFactor 0.2 +#define scaleFactor 0.2 +#define translateFactor 8 + +#define viewCursorForeground monoColor(166) +#define viewCursorBackground monoColor(5) + +#define axesColor 52 +#define buttonColor 120 +#define labelColor 12 + + /**********************************/ + /*** graph stuff ***/ + /**********************************/ + +#define graphBarLeft 76 +#define graphBarTop 180 +#define graphBarWidth graphFont->max_bounds.width + 5 +#define graphBarHeight graphFont->max_bounds.ascent + graphFont->max_bounds.descent +#define graphBarDefaultColor monoColor(85) +#define graphBarShowingColor monoColor(45) +#define graphBarHiddenColor monoColor(146) +#define graphBarSelectColor monoColor(45) +#define graphBarNotSelectColor monoColor(145) + + /******************************/ + /*** colors ***/ + /******************************/ + +#define totalHuesConst 27 + +#define hueEnd 360 +#define hueStep (hueEnd/totalHuesConst) + +#define black BlackPixel(dsply,scrn) +#define white WhitePixel(dsply,scrn) +#define numPlanes 1 +#define numColors 10 +#define startColor 0 +#define endColor (startColor+numColors) +#define maxColors (DisplayCells(dsply,scrn)-1) +#define maxPlanes (DefaultVisual((dpy),(scr))->bits_per_rgb) + +#define colorStep ((maxColors+1)/numColors) + + /**********************************/ + /*** Screen and Window Sizes */ + /**********************************/ + +#define physicalWidth DisplayWidth(dsply,scrn) +#define physicalHeight DisplayHeight(dsply,scrn) +#define deep DisplayPlanes(dsply,scrn) + +#define basicScreen 19 + +#define yes 1 +#define no 0 + +#define pi_half 1.57079632 +#define pi 3.14159265 +#define three_pi_halves 4.71238898 +#define two_pi 6.28318530 +#define pi_sq 9.86960440 + +#define degrees_in_two_pi 57 +#define d2Pi 57 + +#define nbuckets 128 + + +#define anywhere 0 + +#ifdef DEBUG +#include "eventnames.h" +#endif + +#define intSize sizeof(int) +#define floatSize sizeof(float) + +/* Types so far are X, PS */ +#define drawViewport(type) { drawPreViewport(type); drawTheViewport(type); } +#define spadDrawViewport() spadMode++; drawTheViewport(X); spadMode--; + + + /********************************/ + /*** lighting panel ***/ + /********************************/ + +/* These are the lighting panel buttons, they start at 101 + (numbers less than 101 are reserved for control panel buttons */ + +/* From ../include/actions.h */ + +#define lightingButtonsStart controlButtonsEnd3D + +#define lightMove (lightingButtonsStart) +#define lightMoveXY (lightingButtonsStart+1) +#define lightMoveZ (lightingButtonsStart+2) +#define lightAbort (lightingButtonsStart+3) +#define lightReturn (lightingButtonsStart+4) +#define lightTranslucent (lightingButtonsStart+5) + +#define maxlightingButtons 6 +#define lightingButtonsEnd (lightingButtonsStart + maxlightingButtons) + + /***********************************/ + /*** view volume panel ***/ + /***********************************/ + +/* These are the volume panel buttons, they start at 200 + (numbers less than 101 are reserved for control panel buttons */ + +#define volumeButtonsStart lightingButtonsEnd + +#define volumeReturn (volumeButtonsStart) +#define frustrumBut (volumeButtonsStart+1) +#define clipXBut (volumeButtonsStart+2) +#define clipYBut (volumeButtonsStart+3) +#define clipZBut (volumeButtonsStart+4) +#define perspectiveBut (volumeButtonsStart+5) +#define clipRegionBut (volumeButtonsStart+6) +#define clipSurfaceBut (volumeButtonsStart+7) +#define volumeAbort (volumeButtonsStart+8) + +#define maxVolumeButtons 9 +#define volumeButtonsEnd (volumeButtonsStart + maxVolumeButtons) + + /**** quit panel ****/ + +#define quitButtonsStart volumeButtonsEnd + +#define quitAbort (quitButtonsStart) +#define quitReturn (quitButtonsStart+1) +#define maxQuitButtons 2 +#define quitButtonsEnd (quitButtonsStart + maxQuitButtons) + + /**** save panel ****/ + +#define saveButtonsStart quitButtonsEnd + +#define saveExit (saveButtonsStart) +#define pixmap (saveButtonsStart+1) +#define ps (saveButtonsStart+2) +#define maxSaveButtons 3 +#define saveButtonsEnd (saveButtonsStart + maxSaveButtons) + + /******************************************/ + /*** buttons to be allocated ***/ + /******************************************/ + +#define maxButtons3D saveButtonsEnd + + + /************************ Type Declarations *************************/ + + /**********************************/ + /*** control stuff ***/ + /**********************************/ + +typedef struct _buttonStruct { + int buttonKey, pot, mask; + short buttonX, buttonY, buttonWidth, buttonHeight, xHalf, yHalf; + Window self; + char *text; + int textColor,textHue,textShade; +} buttonStruct; + +typedef struct _controlPanelStruct { + Window controlWindow, messageWindow, colormapWindow; + char message[40]; + buttonStruct buttonQueue[maxButtons3D]; +} controlPanelStruct; + +typedef struct _mouseCoord { + float x, y; +} mouseCoord; + + + /**********************************/ + /*** mesh stuff ***/ + /**********************************/ + +typedef struct _meshStruct { + float N0[4], N1[4]; /* the fourth element is Zmin */ +} meshStruct; + +typedef struct _points3D { + float xmin, xmax, + ymin, ymax, + xstep, ystep, + zmin, zmax, + scaleToView; + float *zPoints; + int xnum, ynum, + nextRow, + style; + meshStruct *normData; /* list of normals */ +} points3D; + + + +typedef struct _colorBuffer { + int indx; + char axes; +} colorBuffer; + + + /**********************************/ + /*** axes stuff ***/ + /**********************************/ + +typedef struct _point { + float x, y, z; + int flag; +} point; + + + /**** one of the (many) sloppy things that need to be + cleaned up is the viewPoints structure. a lot of + stuff in it is used solely for the function of + two variables stuff. they should be moved to + the fun2Var substructure. ****/ + +typedef struct _viewPoints { + int viewportKey; + char title[80]; + Window viewWindow, titleWindow; + float deltaX, deltaY, + scale, scaleX, scaleY, scaleZ, + theta, phi, + deltaX0, deltaY0, /* initial values */ + scale0, transX, transY, transZ, thetaObj, phiObj, + theta0, phi0, theta1, phi1, axestheta, axesphi; + float deltaZ, deltaZ0; + controlPanelStruct *controlPanel; + int axesOn, regionOn, monoOn; + int zoomXOn, zoomYOn, zoomZOn; + int originrOn, objectrOn; + int xyOn, xzOn, yzOn; + int originFlag; + int justMadeControl, haveControl, + closing, allowDraw, needNorm; + points3D meshData; + float lightVector[3], translucency; + int hueOffset, numberOfHues, hueTop, diagonals; + struct _viewPoints *prevViewport, *nextViewport; +} viewPoints; + + +typedef struct _controlXY { + int putX, putY; +} controlXY; + + + + /************************** Bitmap Files ***************************/ +#if 0 +#include "../include/purty/mouse11.bitmap" +#include "../include/purty/mouse11.mask" +#include "../include/purty/spadBitmap.bitmap" +#include "../include/purty/spadMask.mask" +#include "../include/purty/light11.bitmap" +#include "../include/purty/light11.mask" +#endif + + + /******* useful definitions *******/ + +#define CONTROLpanel 1 +#define LIGHTpanel 2 +#define VOLUMEpanel 3 +#define CONTOURpanel 4 +#define QUITpanel 5 +#define SAVEpanel 6 + +#define machine0 0.0002 + +#include "globals.h" + diff --git a/src/graph/view3D/illuminate3d.c.pamphlet b/src/graph/view3D/illuminate3d.c.pamphlet new file mode 100644 index 00000000..686ded74 --- /dev/null +++ b/src/graph/view3D/illuminate3d.c.pamphlet @@ -0,0 +1,237 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D illuminate3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _ILLUMINATE3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + + +#include <math.h> + +#include "header.h" +#include "draw.h" + +#include "all_3d.H1" + +/*********************** + * void phong(pt,N) * + * * + * a general routine * + * for determining the * + * intensity values at * + * a particular point * + * using the Phong * + * illumination model * + * with Phong shading * + ***********************/ + +float +#ifdef _NO_PROTO +phong(pt,N) + triple pt; + float N[3]; +#else +phong(triple pt,float N[3]) +#endif +{ + float dotLN, dotHN, H[3], E[3], P[3], NM[3], L[3]; + float color, diffuse, specular; + + diffuse = 0.0; specular = 0.0; + + /* renormalize average normal vector for the point */ + normalizeVector(N); + /* temporary norm, in case the sign is switched */ + NM[0] = N[0]; NM[1] = N[1]; NM[2] = N[2]; + + P[0] = pt.x; P[1] = pt.y; P[2] = pt.z; + normalizeVector(P); + + /* vector from infinite light source */ + L[0] = viewport->lightVector[0]; + L[1] = viewport->lightVector[1]; + L[2] = viewport->lightVector[2]; + normalizeVector(L); + + /* vector from point to observers eye */ + normalizeVector(eyePoint); + E[0] = 8.0*eyePoint[0] - P[0]; + E[1] = 8.0*eyePoint[1] - P[1]; + E[2] = 8.0*eyePoint[2] - P[2]; + normalizeVector(E); + + /* light returned even if normal faces away from light source */ + dotLN = L[0]*NM[0] + L[1]*NM[1] + L[2]*NM[2]; + if (dotLN < 0.0) dotLN = -dotLN; + diffuse = dotLN*lightIntensity; + /* calculate specular highlight if surface faces light source */ + if (dotLN > 0.0) { + H[0] = E[0] + L[0]; + H[1] = E[1] + L[1]; + H[2] = E[2] + L[2]; + normalizeVector(H); + dotHN = NM[0]*H[0]+NM[1]*H[1]+NM[2]*H[2]; + if (dotHN < 0.0) dotHN = -dotHN; + specular = pow((double)dotHN,coeff)*lightIntensity; + } + + /* return intensity value from 0.0 to 1.0 */ + color = Camb + diffuse*Cdiff + specular*Cspec; + + if (color > 1.0) color = 1.0; + if (color < 0.0) color = 0.0; + + return(color); +} + +int +#ifdef _NO_PROTO +hueValue(val) + float val; +#else +hueValue(float val) +#endif +{ + int hue; + + hue = floor(absolute(val) * viewport->numberOfHues) + viewport->hueOffset; + if (hue > 26) hue = 26; + + return hue; +} + +int +#ifdef _NO_PROTO +getHue(val) + float val; +#else +getHue(float val) +#endif +{ + int hue; + + hue = hueValue(val); + if (hue < 11) + hue *= 6; + else + if (hue > 10 && hue < 16) + hue = hue*20 - 140; + else + hue = hue*12 - 12; + + return hue; +} + +/**** Conversion functions for different color models ****/ + +float +#ifdef _NO_PROTO +Value(n1, n2, hue) + float n1, n2, hue; +#else +Value(float n1, float n2, float hue) +#endif +{ + float v; + + if (hue > 360.0) hue -= 360.0; + if (hue < 0.0) hue += 360.0; + if (hue < 60.0) { + v = n1 + (n2-n1)*hue/60.0; + } else { + if (hue < 180.0) { + v = n2; + } else { + if (hue < 240.0) { + v = n1 + (n2-n1)*(240.0-hue)/60.0; + } else { + v = n1; + } + } + } + return(v); +} + + +RGB +#ifdef _NO_PROTO +hlsTOrgb(h,l,s) + float h, l, s; +#else +hlsTOrgb(float h,float l,float s) +#endif +{ + RGB rgb; + float m1, m2; + + if (l <= 0.5) { + m2 = l*(1.0+s); + } + else { + m2 = l+s-l*s; + } + m1 = 2.0*l-m2; + rgb.r = Value(m1,m2,h+120.0); + rgb.g = Value(m1,m2,h); + rgb.b = Value(m1,m2,h-120.0); + + return(rgb); +} + + + + + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/lightbut3d.c.pamphlet b/src/graph/view3D/lightbut3d.c.pamphlet new file mode 100644 index 00000000..4543927a --- /dev/null +++ b/src/graph/view3D/lightbut3d.c.pamphlet @@ -0,0 +1,173 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D lightbut3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _LIGHTBUT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include "header.h" +#include "cpanel.h" + +#include "all_3d.H1" +/***************************************************** + * int initLightButtons (lightButtons) * + * * + * Creates the fields for each button window in the * + * three dimensional lighting subpanel, and returns * + * the number of buttons created. * + * * + *****************************************************/ + +int +#ifdef _NO_PROTO +initLightButtons (lightButtons) + buttonStruct *lightButtons; +#else +initLightButtons (buttonStruct *lightButtons) +#endif +{ + int ii; + int num = 0; + + /* Not functional -- can be used to allow light window as a potentiometer */ + ii = lightMove; + lightButtons[ii].buttonX = 63; + lightButtons[ii].buttonY = 30; + lightButtons[ii].buttonWidth = 171; + lightButtons[ii].buttonHeight = 171; + lightButtons[ii].buttonKey = ii; + lightButtons[ii].pot = yes; /* a potentiometer */ + lightButtons[ii].mask = potMASK; + lightButtons[ii].textColor = 163; + lightButtons[ii].xHalf = lightButtons[ii].buttonWidth/2; + lightButtons[ii].yHalf = lightButtons[ii].buttonHeight/2; + ++num; + + /* Change x and y coordinate of light source */ + ii = lightMoveXY; + lightButtons[ii].buttonX = 20; + lightButtons[ii].buttonY = 247; + lightButtons[ii].buttonWidth = 110; + lightButtons[ii].buttonHeight = 110; + lightButtons[ii].buttonKey = ii; + lightButtons[ii].pot = yes; /* a potentiometer */ + lightButtons[ii].mask = potMASK; + lightButtons[ii].textColor = 133; + lightButtons[ii].xHalf = lightButtons[ii].buttonWidth/2; + lightButtons[ii].yHalf = lightButtons[ii].buttonHeight/2; + ++num; + + /* Change z coordinate of light source */ + ii = lightMoveZ; + lightButtons[ii].buttonX = 149; + lightButtons[ii].buttonY = 247; + lightButtons[ii].buttonWidth = 58; + lightButtons[ii].buttonHeight = 110; + lightButtons[ii].buttonKey = ii; + lightButtons[ii].pot = yes; /* a potentiometer */ + lightButtons[ii].mask = potMASK; + lightButtons[ii].textColor = 165; + lightButtons[ii].xHalf = lightButtons[ii].buttonWidth/2; + lightButtons[ii].yHalf = lightButtons[ii].buttonHeight/2; + ++num; + + /* Change intensity of light source */ + ii = lightTranslucent; + lightButtons[ii].buttonX = 250; + lightButtons[ii].buttonY = 247; + lightButtons[ii].buttonWidth = 34; + lightButtons[ii].buttonHeight = 110; + lightButtons[ii].buttonKey = ii; + lightButtons[ii].pot = yes; /* a potentiometer */ + lightButtons[ii].mask = potMASK; + lightButtons[ii].textColor = 37; + lightButtons[ii].xHalf = lightButtons[ii].buttonWidth/2; + lightButtons[ii].yHalf = lightButtons[ii].buttonHeight/2; + ++num; + + /* Leave lighting window without updating changes made. */ + ii = lightAbort; + lightButtons[ii].buttonX = 36; + lightButtons[ii].buttonY = 370; + lightButtons[ii].buttonWidth = 110; + lightButtons[ii].buttonHeight = 24; + lightButtons[ii].buttonKey = ii; + lightButtons[ii].pot = no; + lightButtons[ii].mask = buttonMASK; + lightButtons[ii].text = "Abort"; + lightButtons[ii].textColor = 52; + lightButtons[ii].xHalf = lightButtons[ii].buttonWidth/2; + lightButtons[ii].yHalf = lightButtons[ii].buttonHeight/2; + ++num; + + /* Leave lighting window and update changes made. */ + ii = lightReturn; + lightButtons[ii].buttonX = 154; + lightButtons[ii].buttonY = 370; + lightButtons[ii].buttonWidth = 110; + lightButtons[ii].buttonHeight = 24; + lightButtons[ii].buttonKey = ii; + lightButtons[ii].pot = no; + lightButtons[ii].mask = buttonMASK; + lightButtons[ii].text = "Return"; + lightButtons[ii].textColor = 28; + lightButtons[ii].xHalf = lightButtons[ii].buttonWidth/2; + lightButtons[ii].yHalf = lightButtons[ii].buttonHeight/2; + ++num; + + return(num); +} + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/lighting3d.c.pamphlet b/src/graph/view3D/lighting3d.c.pamphlet new file mode 100644 index 00000000..0719c4b3 --- /dev/null +++ b/src/graph/view3D/lighting3d.c.pamphlet @@ -0,0 +1,628 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D lighting3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _LIGHTING3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <math.h> +#include <string.h> + +#include "light11.bitmap" +#include "light11.mask" + + +#include "header.h" +#include "static.h" +#include "draw.h" +#include "cpanel.h" +#include "volume.h" + +#include "Gfun.H1" +#include "XSpadFill.H1" +#include "all_3d.H1" + +#define lightMASK ExposureMask +#define lightCursorForeground lightingTitleColor +#define lightCursorBackground foregroundColor + +#define lightFontHeight (lightingFont->max_bounds.ascent+lightingFont->max_bounds.descent) + +#define lightingAxesColor monoColor(52) +#define lightingLabelColor monoColor(12) +#define lightingBoxColor monoColor(138) +#define lightingLightColor monoColor(7) +#define lightingTitleColor monoColor(69) +#define lightingButtonColor monoColor(140) +#define lightingTransColor monoColor(140) +#define lightingTransArrowColor monoColor(100) +#define lightingTransLabelColor monoColor(207) + +#define lightingAxesSize 175 +#define lightingAxesX 61 +#define lightingAxesY 28 + +#define lightAxesScale 110 /* the extent of the axes in object space */ +#define lightScale 0.63 /* projected scale factor */ + +#define arrowHead (control->buttonQueue[lightTranslucent].buttonX + 5) +static viewTriple point0 = {0,0,0}; + + +/*************************** + * int makeLightingPanel() * + ***************************/ + +int +#ifdef _NO_PROTO +makeLightingPanel() +#else +makeLightingPanel(void) +#endif +{ + + int i; + XSetWindowAttributes cwAttrib, controlAttrib; + XSizeHints sizehint; + Pixmap lightbits,lightmask; + XColor foreColor, backColor; + + lightbits = XCreateBitmapFromData(dsply,rtWindow, lightBitmap_bits, + lightBitmap_width,lightBitmap_height); + lightmask = XCreateBitmapFromData(dsply,rtWindow, lightMask_bits, + lightMask_width,lightMask_height); + cwAttrib.background_pixel = backgroundColor; + cwAttrib.border_pixel = foregroundColor; + cwAttrib.event_mask = lightMASK; + cwAttrib.colormap = colorMap; + cwAttrib.override_redirect = overrideManager; + foreColor.pixel = lightCursorForeground; + XQueryColor(dsply,colorMap,&foreColor); + backColor.pixel = lightCursorBackground; + XQueryColor(dsply,colorMap,&backColor); + cwAttrib.cursor = XCreatePixmapCursor(dsply,lightbits,lightmask, + &foreColor,&backColor, + lightBitmap_x_hot,lightBitmap_y_hot); + lightingWindow = XCreateWindow(dsply,control->controlWindow, + -3,-3,controlWidth,controlHeight,3, + CopyFromParent,InputOutput,CopyFromParent, + controlCreateMASK,&cwAttrib); + + sizehint.flags = USPosition | USSize; + sizehint.x = 0; + sizehint.y = 0; + sizehint.width = controlWidth; + sizehint.height = controlHeight; + /*** the None stands for icon pixmap. ***/ + XSetNormalHints(dsply,lightingWindow,&sizehint); + XSetStandardProperties(dsply,lightingWindow,"Lighting Panel 3D", + "Lighting Panel",None,NULL,0,&sizehint); + + /*** lighting axes window ***/ + cwAttrib.event_mask = 0; + lightingAxes = XCreateWindow(dsply,lightingWindow, + lightingAxesX,lightingAxesY, + lightingAxesSize,lightingAxesSize, + 0,CopyFromParent,InputOutput,CopyFromParent, + controlCreateMASK,&cwAttrib); + + sizehint.flags = USPosition | USSize; + sizehint.x = lightingAxesX; + sizehint.y = lightingAxesY; + sizehint.width = lightingAxesSize; + sizehint.height = lightingAxesSize; + /*** the None stands for icon pixmap ***/ + XSetNormalHints(dsply,lightingAxes,&sizehint); + XSetStandardProperties(dsply,lightingAxes,"Lighting Axes","Lighting Axes", + None,NULL,0,&sizehint); + XMapWindow(dsply,lightingAxes); + + /*** draw lighting buttons ***/ + initLightButtons(control->buttonQueue); +/* + controlAttrib.event_mask = (control->buttonQueue[lightingButtonsStart]).mask; + (control->buttonQueue[lightingButtonsStart]).self = + XCreateWindow(dsply, lightingWindow, + (control->buttonQueue[lightingButtonsStart]).buttonX, + (control->buttonQueue[lightingButtonsStart]).buttonY, + (control->buttonQueue[lightingButtonsStart]).buttonWidth, + (control->buttonQueue[lightingButtonsStart]).buttonHeight, + 0,0,InputOnly,CopyFromParent, + buttonCreateMASK,&controlAttrib); + XMakeAssoc(dsply,table,(control->buttonQueue[lightingButtonsStart]).self, + &((control->buttonQueue[lightingButtonsStart]).buttonKey)); + XMapWindow(dsply,(control->buttonQueue[lightingButtonsStart]).self); +*/ + for (i=(lightingButtonsStart + 1); i<(lightingButtonsEnd); i++) { + controlAttrib.event_mask = (control->buttonQueue[i]).mask; + (control->buttonQueue[i]).self = + XCreateWindow(dsply,lightingWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight, + 0,0,InputOnly,CopyFromParent, + buttonCreateMASK,&controlAttrib); + XMakeAssoc(dsply,table,(control->buttonQueue[i]).self, + &((control->buttonQueue[i]).buttonKey)); + XMapWindow(dsply,(control->buttonQueue[i]).self); + } + + /* assign global direction variables for light projections */ + sinTheta = sin(-viewport->theta); + cosTheta = cos(-viewport->theta); + sinPhi = sin(viewport->phi); + cosPhi = cos(viewport->phi); + + return(0); + +} /* makeLightingPanel() */ + +/*************************** + * void drawLightingAxes() * + ***************************/ + +void +#ifdef _NO_PROTO +drawLightingAxes() +#else +drawLightingAxes(void) +#endif +{ + + XWindowAttributes laInfo; + int i,xCenter,yCenter; + float Px0,Py0; + int vPx0,vPy0,vPx1,vPy1; + viewTriple pointX,pointY,pointXY,pointXYZ; + + XGetWindowAttributes(dsply,lightingAxes,&laInfo); + XClearWindow(dsply,lightingAxes); + xCenter = laInfo.width / 2; + yCenter = laInfo.height / 2; + + sinTheta = sin(-viewport->theta); + cosTheta = cos(-viewport->theta); + sinPhi = sin(viewport->phi); + cosPhi = cos(viewport->phi); + + GSetForeground(lightingGC,(float)monoColor(buttonColor),Xoption); + for (i=0; i < 3; i++) { + Px0 = proj2PX(axes[i][0],axes[i][1]); + Py0 = proj2PY(axes[i][0],axes[i][1],axes[i][2]); + vPx0 = Px0 * lightScale + xCenter; + vPy0 = laInfo.height - (Py0 * lightScale + yCenter); + Px0 = proj2PX(axes[i][3],axes[i][4]); + Py0 = proj2PY(axes[i][3],axes[i][4],axes[i][5]); + vPx1 = Px0 * lightScale + xCenter; + vPy1 = laInfo.height - (Py0 * lightScale + yCenter); + GDrawLine(lightingGC,lightingAxes,vPx0,vPy0,vPx1,vPy1,Xoption); + } + + GSetForeground(lightingGC,(float)lightingLabelColor,Xoption); + for (i=0; i < basicScreen; i++) { + Px0 = proj2PX(labels[i][0],labels[i][1]); + Py0 = proj2PY(labels[i][0],labels[i][1],labels[i][2]); + vPx0 = Px0 * lightScale + xCenter; + vPy0 = laInfo.height - (Py0 * lightScale + yCenter); + Px0 = proj2PX(labels[i][3],labels[i][4]); + Py0 = proj2PY(labels[i][3],labels[i][4],labels[i][5]); + vPx1 = Px0 * lightScale + xCenter; + vPy1 = laInfo.height - (Py0 * lightScale + yCenter); + GDrawLine(lightingGC,lightingAxes,vPx0,vPy0,vPx1,vPy1,Xoption); + } + + GSetForeground(lightingGC,(float)lightingBoxColor,Xoption); + pointX.x = tempLightPointer[0] * lightAxesScale; + pointX.y = 0; + pointX.z = 0; + + pointY.x = 0; + pointY.y = tempLightPointer[1] * lightAxesScale; + pointY.z = 0; + + pointXY.x = tempLightPointer[0] * lightAxesScale; + pointXY.y = tempLightPointer[1] * lightAxesScale; + pointXY.z = 0; + + pointXYZ.x = tempLightPointer[0] * lightAxesScale; + pointXYZ.y = tempLightPointer[1] * lightAxesScale; + pointXYZ.z = tempLightPointer[2] * lightAxesScale; + + Px0 = proj2PX(pointXY.x,pointXY.y); + Py0 = proj2PY(pointXY.x,pointXY.y,pointXY.z); + vPx0 = Px0 * lightScale + xCenter; + vPy0 = laInfo.height - (Py0 * lightScale + yCenter); + + Px0 = proj2PX(pointX.x,pointX.y); + Py0 = proj2PY(pointX.x,pointX.y,pointX.z); + vPx1 = Px0 * lightScale + xCenter; + vPy1 = laInfo.height - (Py0 * lightScale + yCenter); + GDrawLine(lightingGC,lightingAxes,vPx0,vPy0,vPx1,vPy1,Xoption); + + Px0 = proj2PX(pointY.x,pointY.y); + Py0 = proj2PY(pointY.x,pointY.y,pointY.z); + vPx1 = Px0 * lightScale + xCenter; + vPy1 = laInfo.height - (Py0 * lightScale + yCenter); + GDrawLine(lightingGC,lightingAxes,vPx0,vPy0,vPx1,vPy1,Xoption); + + Px0 = proj2PX(pointXYZ.x,pointXYZ.y); + Py0 = proj2PY(pointXYZ.x,pointXYZ.y,pointXYZ.z); + vPx1 = Px0 * lightScale + xCenter; + vPy1 = laInfo.height - (Py0 * lightScale + yCenter); + GDrawLine(lightingGC,lightingAxes,vPx0,vPy0,vPx1,vPy1,Xoption); + + GSetForeground(lightingGC,(float)lightingLightColor,Xoption); + Px0 = proj2PX(point0.x,point0.y); + Py0 = proj2PY(point0.x,point0.y,point0.z); + vPx0 = Px0 * lightScale + xCenter; + vPy0 = laInfo.height - (Py0 * lightScale + yCenter); + GDrawLine(lightingGC,lightingAxes,vPx0,vPy0,vPx1,vPy1,Xoption); + +} /* drawLightingAxes */ + + +/****************************** + * void drawLightTransArrow() * + ******************************/ + +void +#ifdef _NO_PROTO +drawLightTransArrow() +#else +drawLightTransArrow(void) +#endif +{ + + int i; + float f; + + /*** Draw the intensity potentiometer window. ***/ + XClearArea(dsply,lightingWindow, + (control->buttonQueue[lightTranslucent]).buttonX, + (control->buttonQueue[lightTranslucent]).buttonY-5, + (control->buttonQueue[lightTranslucent]).buttonWidth, + (control->buttonQueue[lightTranslucent]).buttonHeight+10, + False); + GDrawLine(controlMessageGC,lightingWindow, + (control->buttonQueue[lightTranslucent]).buttonX, + (control->buttonQueue[lightTranslucent]).buttonY, + (control->buttonQueue[lightTranslucent]).buttonX, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).buttonHeight,Xoption); + GDrawLine(controlMessageGC,lightingWindow, + (control->buttonQueue[lightTranslucent]).buttonX + 1, + (control->buttonQueue[lightTranslucent]).buttonY, + (control->buttonQueue[lightTranslucent]).buttonX + + (control->buttonQueue[lightTranslucent]).buttonWidth * 3/10, + (control->buttonQueue[lightTranslucent]).buttonY,Xoption); + GDrawLine(controlMessageGC,lightingWindow, + (control->buttonQueue[lightTranslucent]).buttonX + 1, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).yHalf/2, + (control->buttonQueue[lightTranslucent]).buttonX + + (control->buttonQueue[lightTranslucent]).buttonWidth * 2/10, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).yHalf/2,Xoption); + GDrawLine(controlMessageGC,lightingWindow, + (control->buttonQueue[lightTranslucent]).buttonX + 1, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).yHalf, + (control->buttonQueue[lightTranslucent]).buttonX + + (control->buttonQueue[lightTranslucent]).buttonWidth * 3/10, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).yHalf,Xoption); + GDrawLine(controlMessageGC,lightingWindow, + (control->buttonQueue[lightTranslucent]).buttonX + 1, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).buttonHeight*3/4, + (control->buttonQueue[lightTranslucent]).buttonX + + (control->buttonQueue[lightTranslucent]).buttonWidth * 2/10, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).buttonHeight*3/4,Xoption); + GDrawLine(controlMessageGC,lightingWindow, + (control->buttonQueue[lightTranslucent]).buttonX + 1, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).buttonHeight, + (control->buttonQueue[lightTranslucent]).buttonX + + (control->buttonQueue[lightTranslucent]).buttonWidth * 3/10, + (control->buttonQueue[lightTranslucent]).buttonY + + (control->buttonQueue[lightTranslucent]).buttonHeight,Xoption); + + /*** Draw the intensity selection arrow ***/ + GSetForeground(lightingGC,(float)lightingTransArrowColor,Xoption); + + f = (control->buttonQueue[lightTranslucent].buttonY + + control->buttonQueue[lightTranslucent].buttonHeight) - + (tempLightIntensity * + control->buttonQueue[lightTranslucent].buttonHeight); + i = f; + GDrawLine(lightingGC, lightingWindow, arrowHead + 10, i, + arrowHead + 22, i + 2, Xoption); + GDrawLine(lightingGC, lightingWindow, arrowHead + 22, i + 2, + arrowHead + 22, i - 2, Xoption); + GDrawLine(lightingGC, lightingWindow, arrowHead + 22, i - 2, + arrowHead + 10, i, Xoption); + +} /* drawLightTransArrow() */ + + + + + +/**************************** + * void drawLightingPanel() * + ****************************/ + +void +#ifdef _NO_PROTO +drawLightingPanel() +#else +drawLightingPanel(void) +#endif +{ + + char *s; + int i,strlength; + + /* Draw border lines to separate the lighting window, potentiometers, + and button regions of the lightng subpanel. */ + GSetForeground(trashGC,(float)foregroundColor,Xoption); + GSetLineAttributes(trashGC,3,LineSolid,CapButt,JoinMiter,Xoption); + GDrawLine(trashGC, lightingWindow, 0, potA, controlWidth, potA, Xoption); + + GSetLineAttributes(trashGC,2,LineSolid,CapButt,JoinMiter,Xoption); + GDrawLine(trashGC, lightingWindow, 0, lightB, controlWidth, lightB, Xoption); + GDrawLine(trashGC, lightingWindow, 0, lightPotA, controlWidth, + lightPotA, Xoption); + GDrawLine(trashGC, lightingWindow, 0, lightPotB, controlWidth, + lightPotB, Xoption); + GDrawLine(trashGC, lightingWindow, lightTransL, lightPotA, + lightTransL, lightPotB, Xoption); + + writeControlTitle(lightingWindow); + s = "Lighting Control Panel"; + strlength = strlen(s); + GSetForeground(anotherGC,(float)lightingTitleColor,Xoption); + GDrawString(anotherGC, lightingWindow, + centerX(anotherGC, s, strlength, controlWidth), + lightB+18, s, strlength, Xoption); + + for (i=lightingButtonsStart; i<(lightingButtonsEnd); i++) { + switch (i) { + case lightMove: + GSetForeground(lightingGC,(float)lightingButtonColor,Xoption); + GDraw3DButtonOut(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,Xoption); + GSetForeground(lightingGC,(float)monoColor(buttonColor),Xoption); + GDrawLine(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).xHalf, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).xHalf, + (control->buttonQueue[i]).buttonY + + 2*(control->buttonQueue[i]).yHalf,Xoption); + GDrawLine(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY + + (control->buttonQueue[i]).yHalf, + (control->buttonQueue[i]).buttonX + + 2*(control->buttonQueue[i]).xHalf, + (control->buttonQueue[i]).buttonY + + (control->buttonQueue[i]).yHalf,Xoption); + break; + case lightMoveXY: + GSetForeground(lightingGC,(float)lightingButtonColor,Xoption); + GDraw3DButtonOut(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,Xoption); + GSetForeground(lightingGC,(float)monoColor(buttonColor),Xoption); + GDrawLine(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).xHalf, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).xHalf, + (control->buttonQueue[i]).buttonY + + 2*(control->buttonQueue[i]).yHalf,Xoption); + GDrawLine(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY + + (control->buttonQueue[i]).yHalf, + (control->buttonQueue[i]).buttonX + + 2*(control->buttonQueue[i]).xHalf, + (control->buttonQueue[i]).buttonY + + (control->buttonQueue[i]).yHalf,Xoption); + break; + case lightMoveZ: + GSetForeground(lightingGC,(float)lightingButtonColor,Xoption); + GDraw3DButtonOut(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,Xoption); + GSetForeground(lightingGC,(float)monoColor(buttonColor),Xoption); + GDrawLine(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).xHalf, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).xHalf, + (control->buttonQueue[i]).buttonY + + 2*(control->buttonQueue[i]).yHalf,Xoption); + GDrawLine(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).xHalf - + (control->buttonQueue[i]).xHalf/2, + (control->buttonQueue[i]).buttonY + + (control->buttonQueue[i]).yHalf, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).xHalf + + (control->buttonQueue[i]).xHalf/2, + (control->buttonQueue[i]).buttonY + + (control->buttonQueue[i]).yHalf,Xoption); + break; + case lightTranslucent: + drawLightTransArrow(); + break; + default: + GDraw3DButtonOut(lightingGC,lightingWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,Xoption); + s = (control->buttonQueue[i]).text; + strlength = strlen(s); + GSetForeground(trashGC, + (float)monoColor((control->buttonQueue[i]).textColor),Xoption); + GDrawString(trashGC, lightingWindow, + (control->buttonQueue[i]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(processGC,(control->buttonQueue[i]).buttonHeight), + s,strlen(s),Xoption); + } /* switch */ + } /* for i in control->buttonQueue */ + + GSetForeground(lightingGC,(float)monoColor(labelColor),Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightMoveXY].buttonX + + control->buttonQueue[lightMoveXY].buttonWidth + 3, + control->buttonQueue[lightMoveXY].buttonY + + control->buttonQueue[lightMoveXY].yHalf, + "x",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightMoveXY].buttonX + + control->buttonQueue[lightMoveXY].xHalf - 2, + control->buttonQueue[lightMoveXY].buttonY - 4, + "y",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightMoveZ].buttonX + + control->buttonQueue[lightMoveZ].xHalf - 2, + control->buttonQueue[lightMoveZ].buttonY - 4, + "z",1,Xoption); + + /** Draw the title for the intensity potentiometer. */ + GSetForeground(lightingGC,(float)lightingTransColor,Xoption); + + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY, + "I",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY + + lightFontHeight, + "n",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY + + lightFontHeight*2, + "t",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY + + lightFontHeight*3, + "e",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY + + lightFontHeight*4, + "n",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY + + lightFontHeight*5, + "s",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY + + lightFontHeight*6, + "i",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY + + lightFontHeight*7, + "t",1,Xoption); + GDrawString(lightingGC,lightingWindow, + control->buttonQueue[lightTranslucent].buttonX + + control->buttonQueue[lightTranslucent].buttonWidth + 3, + control->buttonQueue[lightTranslucent].buttonY + + lightFontHeight*8, + "y",1,Xoption); + drawLightingAxes(); + drawLightTransArrow(); + +} /* drawLightingPanel */ + + + + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/main3d.c.pamphlet b/src/graph/view3D/main3d.c.pamphlet new file mode 100644 index 00000000..d8e2ba9b --- /dev/null +++ b/src/graph/view3D/main3d.c.pamphlet @@ -0,0 +1,670 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D main3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _MAIN3D_C +#include "axiom-c-macros.h" +#include "useproto.h" +#include <string.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <signal.h> + +#include "header.h" +#include "cpanel.h" +#include "process.h" +#include "bsdsignal.h" + +#include "bsdsignal.H1" +#include "util.H1" +#include "Gfun.H1" +#include "XSpadFill.H1" +#include "XShade.H1" +#include "all_3d.H1" + + /**********************/ + /** global variables **/ + /**********************/ + +unsigned long * spadColors; +Display *dsply; +int scrn; +XFontStruct *globalFont, *buttonFont, *headerFont, *titleFont, *graphFont, + *lightingFont, *volumeFont, *quitFont, *saveFont,*serverFont; +char scaleReport[5]; +char deltaXReport[5], deltaYReport[5]; +int followMouse=no, + viewportKeyNum=0; +Window rtWindow; +GC globalGC1, globalGC2, anotherGC, globGC, trashGC, + controlMessageGC, lightingGC, volumeGC, quitGC, + saveGC, graphGC, componentGC, opaqueGC, renderGC; +XSizeHints viewSizeHints; +HashTable *table; +Colormap colorMap; +int Socket=1, ack=1; + +GC processGC; +viewPoints *viewport; +controlPanelStruct *control; +XGCValues gcVals; +char *s; +int someInt; + +/* check /usr/include/X11 for current implementation of + pixels (e.g. BlackPixel()) */ +unsigned long foregroundColor, backgroundColor; + + /** totalShades is initially set to totalShadesConst. + If X cannot allocate 8 shades for each hue, total- + Shades is decremented. there is currently only a check for + this value to be positive. --> something to add: change over + to monochrome if totalShades=0. just modify the spadcolors.c + file. spadcolors.c has been modified so that it returns the + value for totalShades. since the return value had previously + been unused, a modification in this way ensures continued + support of other routines calling this function (e.g. + hypertex stuff). **/ + +int mono, totalColors, totalSolid, totalDithered, totalHues, + totalSolidShades, totalDitheredAndSolids,totalShades; + +int drawMore; + +int spadMode=no, /* yes if receiving AXIOM command and + calling drawViewport */ + spadDraw=no; /* yes if drawing viewport for + an AXIOM command */ +int spadSignalReceived=0; /* yes if current state is a result of + a signal from AXIOM */ +int inNextEvent=no; /* true just before a call to + XNextEvent */ +jmp_buf jumpFlag; + +char errorStr[80]; + +view3DStruct viewData; + +Window quitWindow, saveWindow; + + /** variables below assume only one viewport per process **/ + +Window lightingWindow, lightingAxes; +float lightPointer[3], tempLightPointer[3]; + +int axesXY[3][4]; +float axesZ[3][2]; + +float lightIntensity=1.0, tempLightIntensity; +float backLightIntensity = 1.0; + + /** used for writing viewport info out to a file **/ +char filename[256]; + + + /** used for draw viewport routines */ +float sinTheta, sinPhi, cosTheta, cosPhi, viewScale, + viewScaleX, viewScaleY, viewScaleZ, reScale; +int xCenter, yCenter; + +XWindowAttributes vwInfo; +XWindowAttributes graphWindowAttrib; + +XPoint *quadMesh; +XImage *imageX; +int *xPts; /* pointer to projected points (x followed by y) */ +float transform[4][4], transform1[4][4], + R[4][4], R1[4][4], S[4][4], T[4][4], I[4][4]; +float A[4][4], B[4][4], D[4], E[4][4], F[4], array[4][4]; + + +int scanline, polyCount; +polyList *scanList[ARRAY_HEIGHT]; +float xleft = (float)0 ,xright = (float)ARRAY_WIDTH; + +colorBuffer cBuffer[ARRAY_WIDTH]; +float zBuffer[ARRAY_WIDTH]; + +float zC, dzdx, lum, point_norm[3]; +float intersectColor[2], dcolor; +triple dpt, dnorm; + + /** eyePoint **/ +float eyePoint[3]; + + /** tube stuff **/ +XPoint polygonMesh[20]; + + /* bypass the hidden surface algorithm if no rotations, etc */ +int saveFlag=no; +int firstTime=yes, noTrans = yes, startup = yes; +int redrawView = no; /* set to yes when returning from + subpanels */ +int redoColor = no, pixelSetFlag = no, redoDither = no; +int redoSmooth = no, multiColorFlag = no; + +/* In order to set recalc to true (see draw.h) */ +int finishedList=no, zoomed=yes, translated = yes, + changedIntensity, movingLight = no, writeImage = no, + rotated=yes, switchedPerspective, changedEyeDistance, + gotToggle = no; +poly *quickList; + + /** if not connected to AXIOM **/ +int viewAloned; + + /** for drawing the box **/ +viewTriple corners[8], clipCorners[8]; +boxSideStruct box[6], clipBox[6]; + + /** for freeing up points created frrom split polygons **/ +viewTriple *splitPoints; +int resMax=0; /* number of points in the split point resevoir */ + + /** view volume stuff **/ +Window volumeWindow; +int frustrumVertex; +int doingPanel=CONTROLpanel; /* rewrite titles in proper panel */ +int doingVolume; + +int screenX; /* global floating point indicating mouse position + on frustrum screen */ +float xClipMinN, xClipMaxN, /* normalized values for + clip volume */ + yClipMinN, yClipMaxN, + zClipMinN, zClipMaxN, + clipValue; /* mouse input */ +float pzMin, pzMax; /* for a given (theta,phi): calculated in + drawViewport(), used in drawFrustrum() */ + + /** B/W shades **/ +int maxGreyShade=0; + /** events from the viewport manager **/ +char propertyName[14]; +char propertyBuffer[256]; + + /* global ps variables */ +int psInit=no; /* need to call globaInitPs() each run */ +GCptr GChead=NULL; /* ptr to head of ps GC linked list */ +char *PSfilename; /* output file name used in user directory */ +char *envAXIOM; /* used for ps file paths */ + + /** Resource database **/ +XrmDatabase rDB; + + /** variables used for smooth shading **/ +int smoothError = no; +Pixmap viewmap; +int viewmap_valid = 0; +float Cspec = 0.30; +float Cdiff = 0.4; +float Camb = 0.3; +float coeff = 35.0; +float saturation = 0.8; +int smoothHue; +int smoothConst = 50; + + + +int +#ifdef _NO_PROTO +the_handler(display,event) + Display *display; + XErrorEvent *event; +#else +the_handler(Display *display,XErrorEvent *event) +#endif +{ + char buffer[512]; + XGetErrorText(display,event->error_code,buffer,511); + fprintf(stderr,"%s\n",buffer); + return(0); +} + +int +#ifdef _NO_PROTO +main() +#else +main(void) +#endif +{ + + XGCValues controlGCVals; + int i, code; + + char property[256]; + char *prop = &property[0]; + char *str_type[20]; + XrmValue value; + + + /**** Global inits ****/ + splitPoints = NIL(viewTriple); + + /**** Set up display ****/ + if ((dsply = XOpenDisplay(getenv("DISPLAY"))) == NULL) + {fprintf(stderr,"Could not open display.\n");exit (-1);} + scrn = DefaultScreen(dsply); + rtWindow = RootWindow(dsply,scrn); + XSetErrorHandler(the_handler); + /* XSynchronize(dsply,False); */ + + /**** link Xwindows to viewports - X10 feature ****/ + table = XCreateAssocTable(nbuckets); + + /**** Create AXIOM color map ****/ + totalShades = 0; + totalColors = XInitSpadFill(dsply,scrn,&colorMap, + &totalHues,&totalSolidShades, + &totalDitheredAndSolids,&totalShades); + if (totalColors < 0) { + fprintf(stderr,"ERROR: Could not allocate all the necessary colors.\n"); + exitWithAck(RootWindow(dsply,scrn),Window,-1); + } + + + mergeDatabases(); + + /*** Determine whether monochrome or color is used ***/ + if (XrmGetResource(rDB,"Axiom.3D.monochrome","",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop, "off"); + } + + + mono = ((totalSolid == 2) || (strcmp(prop,"on") == 0)); + if (mono) maxGreyShade=XInitShades(dsply,scrn) ; + + if (XrmGetResource(rDB,"Axiom.3D.inverse","",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop, "off"); + } + + if (mono) { + if (strcmp(prop,"on") == 0) { /* 0 if equal - inverse video */ + foregroundColor = white; + backgroundColor = black; + } else { /* off - no inverse video */ + foregroundColor = black; + backgroundColor = white; + } + } else { /* inverse of inverse in color (for some strange reason) */ + if (strcmp(prop,"on") == 0) { /* 0 if equal - inverse video */ + foregroundColor = white; + backgroundColor = black; + } else { /* off - no inverse video */ + foregroundColor = black; + backgroundColor = white; + } + } + + /* read default file name for postScript output */ + if (XrmGetResource(rDB,"Axiom.3D.postscriptFile","",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop, "axiom3D.ps"); + } + PSfilename = (char *)malloc(strlen(prop)+1); + strcpy(PSfilename,prop); + + XSync(dsply,0); + + /**** Open global fonts ****/ + serverFont = XQueryFont(dsply,XGContextFromGC(DefaultGC(dsply,scrn))); + + if (XrmGetResource(rDB,"Axiom.3D.messageFont","Axiom.3D.Font",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop,messageFontDefault); + } + if ((globalFont = XLoadQueryFont(dsply, prop)) == NULL) { + fprintf(stderr, "Warning: could not get the %s font for messageFont\n",prop); + globalFont = serverFont; + } + + if (XrmGetResource(rDB,"Axiom.3D.buttonFont","Axiom.3D.Font",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop,buttonFontDefault); + } + if ((buttonFont = XLoadQueryFont(dsply, prop)) == NULL) { + fprintf(stderr, "Warning: could not get the %s font for buttonFont\n",prop); + buttonFont = serverFont; + } + + if (XrmGetResource(rDB,"Axiom.3D.headerFont","Axiom.3D.Font",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop,headerFontDefault); + } + if ((headerFont = XLoadQueryFont(dsply, prop)) == NULL) { + fprintf(stderr, "Warning: could not get the %s font for headerFont\n",prop); + headerFont = serverFont; + } + + if (XrmGetResource(rDB,"Axiom.3D.titleFont","Axiom.3D.Font",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop,titleFontDefault); + } + if ((titleFont = XLoadQueryFont(dsply, prop)) == NULL) { + fprintf(stderr, "Warning: could not get the %s font for titleFont\n",prop); + titleFont = serverFont; + } + + if (XrmGetResource(rDB,"Axiom.3D.lightingFont","Axiom.3D.Font",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop,lightingFontDefault); + } + if ((lightingFont = XLoadQueryFont(dsply, prop)) == NULL) { + fprintf(stderr, "Warning: could not get the %s font for lightingFont\n",prop); + lightingFont = serverFont; + } + + if (XrmGetResource(rDB,"Axiom.3D.volumeFont","Axiom.3D.Font",str_type,&value) == True){ + (void) strncpy(prop,value.addr,(int)value.size); + } + else { + (void) strcpy(prop,volumeFontDefault); + } + if ((volumeFont = XLoadQueryFont(dsply, prop)) == NULL) { + fprintf(stderr, "Warning: could not get the %s font for volumeFont\n",prop); + volumeFont = serverFont; + + } + /**** Create widely used Graphic Contexts ****/ + + + PSGlobalInit(); + /* must initiate before using any G/PS functions */ + /* need character name: used as postscript GC variable */ + /* need to create ps GCs for all GCs used by drawing in viewWindow */ + + /* globalGC1 */ + controlGCVals.foreground = monoColor(axesColor); + controlGCVals.background = backgroundColor; + globalGC1 = XCreateGC(dsply,rtWindow,GCForeground | + GCBackground ,&controlGCVals); + carefullySetFont(globalGC1,globalFont); + PSCreateContext(globalGC1, "globalGC1", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* controlMessageGC */ + controlGCVals.foreground = controlMessageColor; + controlGCVals.background = backgroundColor; + controlMessageGC = XCreateGC(dsply,rtWindow,GCForeground | + GCBackground ,&controlGCVals); + carefullySetFont(controlMessageGC,globalFont); + + /* globalGC2 */ + controlGCVals.foreground = monoColor(labelColor); + globalGC2 = XCreateGC(dsply,rtWindow,GCForeground,&controlGCVals); + carefullySetFont(globalGC2,buttonFont); + PSCreateContext(globalGC2, "globalGC2", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* trashGC */ + controlGCVals.function = GXcopy; + trashGC = XCreateGC(dsply,rtWindow,0 ,&controlGCVals); + carefullySetFont(trashGC,buttonFont); + PSCreateContext(trashGC, "trashGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* componentGC */ + componentGC = XCreateGC(dsply,rtWindow,0 ,&controlGCVals); + carefullySetFont(componentGC,buttonFont); + PSCreateContext(componentGC, "componentGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* opaqueGC */ + opaqueGC = XCreateGC(dsply,rtWindow,0 ,&controlGCVals); + carefullySetFont(opaqueGC,buttonFont); + PSCreateContext(opaqueGC, "opaqueGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* renderGC */ + renderGC = XCreateGC(dsply,rtWindow,0,&controlGCVals); + carefullySetFont(renderGC,buttonFont); + PSCreateContext(renderGC, "renderGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* globGC */ + globGC = XCreateGC(dsply,rtWindow,0,&controlGCVals); + carefullySetFont(globGC,headerFont); + PSCreateContext(globGC, "globGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* anotherGC */ + controlGCVals.line_width = colorWidth; + anotherGC = XCreateGC(dsply,rtWindow,GCBackground | GCLineWidth | + GCFunction ,&controlGCVals); + carefullySetFont(anotherGC,titleFont); + PSCreateContext(anotherGC, "anotherGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* also create one for rendering (grayscale only for now) */ + /* assign arbitrary number to renderGC as 9991 - see header.h */ + PSCreateContext(GC9991, "renderGC", psNormalWidth, psButtCap, + psRoundJoin, psWhite, psBlack ); + + + /* processGC */ + gcVals.background = backgroundColor; + processGC = XCreateGC(dsply,rtWindow,GCBackground | + GCFillStyle,&gcVals); + carefullySetFont(processGC,buttonFont); + + /* lightingGC */ + controlGCVals.foreground = monoColor(axesColor); + controlGCVals.background = backgroundColor; + lightingGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(lightingGC,lightingFont); + + + /* volumeGC */ + volumeGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(volumeGC,volumeFont); + + /* quitGC */ + quitGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(quitGC,buttonFont); + + /* saveGC */ + saveGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(saveGC,buttonFont); + + + /* graphGC */ + graphGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(graphGC,buttonFont); + + /**** Get Data from the Viewport Manager ****/ + + i = 123; /* Used in viewman, what is this for? */ + code = check(write(Socket,&i,intSize)); + + /* Check if I am getting stuff from AXIOM or, if I am viewAlone. */ + readViewman(&viewAloned,intSize); + readViewman(&viewData,sizeof(view3DStruct)); + readViewman(&i,intSize); + + if (!(viewData.title = (char *)saymem("main.c",i,sizeof(char)))) { + fprintf(stderr,"VIEW3D: Fatal Error>> Ran out of memory trying to receive\ + the title.\n"); + exitWithAck(RootWindow(dsply,scrn),Window,-1); + } + readViewman(viewData.title,i); + + readViewman(&(viewData.lightVec[0]),floatSize); + readViewman(&(viewData.lightVec[1]),floatSize); + readViewman(&(viewData.lightVec[2]),floatSize); + + viewData.scaleDown = yes; + + switch (viewData.typeOf3D) { + + /* Currently, the view3DType information doesn't get sent from + AXIOM - all surfaces are alike regardless of how they + were created. We may revert back to receiving this information + in case we want to take advantage of certain properties of + certain surfaces (e.g. z=f(x,y)). */ + + case view3DType: + case viewTubeType: + viewport = make3DComponents(); + viewData.box = no; + viewData.pointSize = 3; + break; + }; /* switch typeOf3D */ + + + /************************************************* + ** Do some temporary assignments that would ** + ** later be coded in the makeViewport routines ** + ** when the corresponding code has been put ** + ** into the viewAlone, viewman and spad files. ** + *************************************************/ + + viewData.distortX = viewData.distortY = viewData.distortZ = 1; + viewData.clipPlane = clipPlaneMin; + viewData.clipStuff = yes; + + xClipMinN = yClipMinN = zClipMinN = 0.0; + xClipMaxN = yClipMaxN = zClipMaxN = 1.0; + + control = viewport->controlPanel; + + bsdSignal(SIGTERM,goodbye,DontRestartSystemCalls); + bsdSignal(SIGSEGV,goodbye,DontRestartSystemCalls); + + /** send acknowledgement to viewport manager**/ + i = 345; + + sprintf(errorStr,"sending window info to viewport manager"); + check(write(Socket,&(viewport->viewWindow),sizeof(Window))); + + viewmap = XCreatePixmap(dsply,viewport->viewWindow, + vwInfo.width,vwInfo.height, + DisplayPlanes(dsply,scrn)); + viewmap_valid = 1; + + processEvents(); + + goodbye(-1); + return(0); /* control never gets here but compiler complains */ +} /* main() */ + + + +void +#ifdef _NO_PROTO +mergeDatabases() +#else +mergeDatabases(void) +#endif +{ + XrmDatabase homeDB,serverDB,applicationDB; + char filenamebuf[1024]; + char *filename = &filenamebuf[0]; + char *classname = "Axiom"; + char name[255]; + + (void) XrmInitialize(); + (void) strcpy(name, "/usr/lib/X11/app-defaults/"); + (void) strcat(name, classname); + applicationDB = XrmGetFileDatabase(name); + (void) XrmMergeDatabases(applicationDB, &rDB); + + if (XResourceManagerString(dsply) != NULL){ + serverDB = XrmGetStringDatabase(XResourceManagerString(dsply)); + } + else { + (void) strcpy(filename,getenv("HOME")); + (void) strcat(filename,"/.Xdefaults"); + serverDB = XrmGetFileDatabase(filename); + } + XrmMergeDatabases(serverDB,&rDB); + if ( getenv ("XENVIRONMENT") == NULL) { + int len; + (void) strcpy(filename,getenv("HOME")); + (void) strcat(filename,"/.Xdefaults-"); + len = strlen(filename); + + (void) gethostname(filename+len,1024-len); + + } + else { + (void) strcpy (filename,getenv ("XENVIRONMENT")); + } + homeDB = XrmGetFileDatabase(filename); + XrmMergeDatabases(homeDB,&rDB); +} + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/mesh3d.c.pamphlet b/src/graph/view3D/mesh3d.c.pamphlet new file mode 100644 index 00000000..be07bfe7 --- /dev/null +++ b/src/graph/view3D/mesh3d.c.pamphlet @@ -0,0 +1,156 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D mesh3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _MESH3D_C +#include "axiom-c-macros.h" +#include "useproto.h" +#include <math.h> + +#include "header.h" +#include "all_3d.H1" + +/*************************************************************************** + *** void getMeshNormal(x0,y0,z0,x1,y1,z1,x2,y2,z2,zMin,zRange,Normal); *** + ***************************************************************************/ + +void +#ifdef _NO_PROTO +getMeshNormal(x0,y0,z0,x1,y1,z1,x2,y2,z2,zMin,zRange,Normal) + float x0,y0,z0,x1,y1,z1,x2,y2,z2,zMin,zRange,Normal[3]; +#else +getMeshNormal(float x0,float y0,float z0,float x1,float y1,float z1, + float x2,float y2,float z2,float zMin,float zRange,float Normal[3]) +#endif +{ + float Ax,Ay,Az,Bx,By,Bz, + UnitFactor; + + Ax = x0-x1; Ay = y0-y1; Az = z0-z1; + Bx = x2-x1; By = y2-y1; Bz = z2-z1; + + /* compute cross product */ + + Normal[0] = (Ay*Bz - Az*By); + Normal[1] = (Az*Bx - Ax*Bz); + Normal[2] = (Ax*By - Ay*Bx); + + /* normalize normal vector */ + + UnitFactor = sqrt(Normal[0]*Normal[0] + + Normal[1]*Normal[1] + + Normal[2]*Normal[2]); + if (UnitFactor > 0.0) { + Normal[0] /= UnitFactor; + Normal[1] /= UnitFactor; + Normal[2] /= UnitFactor; + } else { + Normal[0] = 0.0; + Normal[1] = 0.0; + Normal[2] = 0.0; + } + +} /* getMeshNormal() */ + + +/*********************************** + **** void normalizeVector(v) **** + ***********************************/ + +void +#ifdef _NO_PROTO +normalizeVector(v) + float *v; +#else +normalizeVector(float *v) +#endif +{ + /* v should be a triple (ignoring the rest of the array if necessary) */ + + float UnitFactor; + + UnitFactor = sqrt(v[0]*v[0] + v[1]*v[1] + v[2]*v[2]); + if (UnitFactor != 0.0) { + v[0] /= UnitFactor; + v[1] /= UnitFactor; + v[2] /= UnitFactor; + } else { + v[0] = v[1] = v[2] = 0.0; + } + +} /* normalizeVector() */ + + +/************************************ + **** void dotProduct(a,b,size) **** + ************************************/ + +float +#ifdef _NO_PROTO +dotProduct(a,b,size) + float *a,*b; + int size; +#else +dotProduct(float * a,float *b,int size) +#endif +{ + int i; + float f=0; + + for (i=0; i<size; i++) + f += (a[i]*b[i]); + return(f); + +} /* dotProduct() */ + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/msort3d.c.pamphlet b/src/graph/view3D/msort3d.c.pamphlet new file mode 100644 index 00000000..51f01f02 --- /dev/null +++ b/src/graph/view3D/msort3d.c.pamphlet @@ -0,0 +1,199 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D msort3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _MSORT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +/***************************************************** + * Mergesort routine * + * * + * This file depends on the file msort.h. There, a * + * data type called linkElement is defined. It is * + * used here and is the main structure being sorted * + * here. You can sort any linked structure, under * + * any name - so long as it has a next field (see * + * below). The define statement, below, renames * + * linkElement to linkThing. All you need to do * + * is change the define statement to rename * + * your structure to linkThing. The first argument * + * you pass to the sort routine is a pointer to * + * the unsorted list. The function returns with * + * that same pointer pointing to a sorted list. * + * * + * Usage: * + * linkElement *msort(p,min,max,compare) * + * linkElement *L; * + * int min,max; * + * int (*compare)(); * + * * + * e.g. * + * msort(L,0,N,compare); * + * * + * where * + * L is the list of things to be sorted, * + * it is expected to be a linked list * + * where the following element is pointed * + * to by a field called "next" * + * 0 is the index of the first element * + * (since this routine is called recursively, * + * this field is kept for clarity; it will * + * always be zero at top level) * + * N the number of elements in the list * + * minus one * + * compare(X,Y) is a comparison function that * + * returns a -1 if X is less than Y * + * 0 if X is the same as Y * + * and 1 if X is greater than Y * + * * + *****************************************************/ + + +#include "header.h" + +#include "all_3d.H1" + + +#define linkThing poly + + + +/********************** + * merge(p,q,compare) * + **********************/ + +linkThing * +#ifdef _NO_PROTO +merge(p,q,compare) + linkThing *p,*q; + int (*compare)(); +#else +merge(linkThing *p, linkThing *q,int (*compare)(linkThing *, linkThing *)) +#endif +{ + linkThing *returnVal,*current,*pN,*qN; + + /* return if only one item - take out when insert sort implemented */ + if (!p) return(q); else if (!q) return(p); + + /* set up the head of the list (first element) */ + if (compare(p,q) <= 0) { + returnVal = current = p; + pN = p->next; + qN = q; + } else { + returnVal = current = q; + pN = p; + qN = q->next; + } + + /* merge the two lists */ + while ((pN != NULL) && (qN != NULL)) { + if (compare(pN,qN) <= 0) { /* pN <= qN */ + current->next = pN; + current = pN; + pN = pN->next; + } else { + current->next = qN; + current = qN; + qN = qN->next; + } + } + + /* tag on the tail end */ + if (pN == NULL) current->next = qN; + else current->next = pN; + + return(returnVal); + +} /* merge() */ + + + +/********************************* + * msort: the top level function * + *********************************/ + +linkThing * +#ifdef _NO_PROTO +msort(p,min,max,compare) + linkThing *p; + int min,max; + int (*compare)(); +#else +msort(linkThing *p,int min,int max,int (*compare)(linkThing *, linkThing *)) +#endif +{ + int mid; + int i; + linkThing *q,*temp,*xxx; + + if (min == max) return p; + else { + mid = (min + max - 1)/2; + /* e.g. [min,max] = [1,6] => mid=3 => q points to 4th */ + for (i=min,q=p; i<mid; i++,q=q->next); + temp = q->next; + q->next = 0; + xxx = merge(msort(p,min,mid,compare), + msort(temp,mid+1,max,compare), compare); + + return(xxx); + } + +} /* msort() */ + + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/pot3d.c.pamphlet b/src/graph/view3D/pot3d.c.pamphlet new file mode 100644 index 00000000..cbf88752 --- /dev/null +++ b/src/graph/view3D/pot3d.c.pamphlet @@ -0,0 +1,118 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D pot3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _POT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include "header.h" +#include "all_3d.H1" + +/****************************/ +/*** void getPotValue() ***/ +/****************************/ + +mouseCoord +#ifdef _NO_PROTO +getPotValue(eX,eY,xH,yH) + short eX,eY,xH,yH; +#else +getPotValue(short eX,short eY,short xH,short yH) +#endif +{ + + mouseCoord whereMouse; + float x,y; + + x = (float)eX/xH - 1; + y = -((float)eY/yH -1); + + /* make non-linear potentiometer */ + whereMouse.x = x*x*x; + whereMouse.y = y*y*y; + if (whereMouse.x > 1.0) whereMouse.x = 1.0; + if (whereMouse.y > 1.0) whereMouse.y = 1.0; + if (whereMouse.x < -1.0) whereMouse.x = -1.0; + if (whereMouse.y < -1.0) whereMouse.y = -1.0; + + return(whereMouse); + +} /* getPotValue() */ + + + +/**********************************/ +/*** void getLinearPotValue() ***/ +/**********************************/ + +mouseCoord +#ifdef _NO_PROTO +getLinearPotValue(eX,eY,xH,yH) + short eX,eY,xH,yH; +#else +getLinearPotValue(short eX,short eY,short xH,short yH) +#endif +{ + + mouseCoord whereMouse; + + whereMouse.x = (float)eX/xH - 1; + whereMouse.y = -((float)eY/yH -1); + + return(whereMouse); + +} /* getLinearPotValue() */ + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/process.h b/src/graph/view3D/process.h new file mode 100755 index 00000000..82f80c79 --- /dev/null +++ b/src/graph/view3D/process.h @@ -0,0 +1,40 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +#define maxEyeDistance 2000.0 +#define minEyeDistance 200.0 +#define eyeIncrement 25.0 + +#define clipPlaneMin (-250.0) +#define clipPlaneMax 250.0 +#define clipPlaneIncrement 10.0 diff --git a/src/graph/view3D/process3d.c.pamphlet b/src/graph/view3D/process3d.c.pamphlet new file mode 100644 index 00000000..3fdc608f --- /dev/null +++ b/src/graph/view3D/process3d.c.pamphlet @@ -0,0 +1,1625 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D process3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _PROCESS3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <string.h> +#include <stdlib.h> +#include <unistd.h> +#include <stdio.h> +#include <sys/types.h> +#include <sys/time.h> + + +#include "header.h" +#include "cpanel.h" +#include "volume.h" +#include "mode.h" +#include "process.h" +#include "draw.h" +#include "com.h" + + +#include "util.H1" +#include "Gfun.H1" +#include "pixmap.H1" +#include "XShade.H1" +#include "XSpadFill.H1" +#include "all_3d.H1" + +#define inside(A,B) (((XButtonEvent *)event)->x >= A && \ + ((XButtonEvent *)event)->x <= B) + + +void +#ifdef _NO_PROTO +buttonAction (bKey) +int bKey; +#else +buttonAction (int bKey) +#endif +{ + + char *s1, *s2; + int strL, strL1, strL2, offShade=14; + + /* Button colors which are offColor, RED, are turned off, and those which + are onColor, GREEN, indicate the mode is in effect. */ + + switch (bKey) { + + case hideControl: + if (viewport->haveControl) { + viewport->haveControl = no; + XUnmapWindow(dsply,control->controlWindow); + } + break; + + case region3D: + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + if (viewport->regionOn) { + viewport->regionOn = no; + (control->buttonQueue[region3D]).textColor = offColor; + viewData.box = 0; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[region3D]).buttonX, + (control->buttonQueue[region3D]).buttonY, + (control->buttonQueue[region3D]).buttonWidth, + (control->buttonQueue[region3D]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[region3D]).buttonX, + (control->buttonQueue[region3D]).buttonY, + (control->buttonQueue[region3D]).buttonWidth, + (control->buttonQueue[region3D]).buttonHeight,Xoption); + } + } else { /* inverted color for region off */ + viewport->regionOn = yes; + viewData.box = 1; + (control->buttonQueue[region3D]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[region3D]).buttonX, + (control->buttonQueue[region3D]).buttonY, + (control->buttonQueue[region3D]).buttonWidth, + (control->buttonQueue[region3D]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[region3D]).buttonX, + (control->buttonQueue[region3D]).buttonY, + (control->buttonQueue[region3D]).buttonWidth, + (control->buttonQueue[region3D]).buttonHeight,Xoption); + } + } + + s = (control->buttonQueue[region3D]).text; + strL = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[region3D]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[region3D]).buttonX + + centerX(processGC,s,strL, + (control->buttonQueue[region3D]).buttonWidth), + (control->buttonQueue[region3D]).buttonY + + centerY(processGC, + (control->buttonQueue[region3D]).buttonHeight), + s,strL,Xoption); + redoSmooth = yes; + drawViewport(Xoption); + break; + + + + case bwColor: + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + if (!mono) { + if (viewport->monoOn) { + viewport->monoOn = no; + if (viewport->hueTop == viewport->hueOffset) redoColor = yes; + else redoDither = yes; + (control->buttonQueue[bwColor]).textColor = offColor; + (control->buttonQueue[bwColor]).text = "BW"; + } else { + viewport->monoOn = yes; + maxGreyShade = XInitShades(dsply,scrn); + if (viewport->hueTop == viewport->hueOffset) redoColor = yes; + else redoDither = yes; + (control->buttonQueue[bwColor]).textColor = onColor; + (control->buttonQueue[bwColor]).text = "BW"; + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[bwColor]).buttonX, + (control->buttonQueue[bwColor]).buttonY, + (control->buttonQueue[bwColor]).buttonWidth, + (control->buttonQueue[bwColor]).buttonHeight); + GSetForeground(globalGC1,(float)monoColor(buttonColor),Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[bwColor]).buttonX, + (control->buttonQueue[bwColor]).buttonY, + (control->buttonQueue[bwColor]).buttonWidth, + (control->buttonQueue[bwColor]).buttonHeight,Xoption); + } + + s = (control->buttonQueue[bwColor]).text; + strL = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[bwColor]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[bwColor]).buttonX + + centerX(processGC,s,strL, + (control->buttonQueue[bwColor]).buttonWidth), + (control->buttonQueue[bwColor]).buttonY + + centerY(processGC, + (control->buttonQueue[bwColor]).buttonHeight), + s,strL,Xoption); + drawColorMap(); + redoSmooth = yes; + writeTitle(); + drawViewport(Xoption); + } + break; + + + + case outlineOnOff: + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + if (viewData.outlineRenderOn) { + viewData.outlineRenderOn = 0; + (control->buttonQueue[outlineOnOff]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[outlineOnOff]).buttonX, + (control->buttonQueue[outlineOnOff]).buttonY, + (control->buttonQueue[outlineOnOff]).buttonWidth, + (control->buttonQueue[outlineOnOff]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[outlineOnOff]).buttonX, + (control->buttonQueue[outlineOnOff]).buttonY, + (control->buttonQueue[outlineOnOff]).buttonWidth, + (control->buttonQueue[outlineOnOff]).buttonHeight,Xoption); + } + } else { + viewData.outlineRenderOn = 1; + (control->buttonQueue[outlineOnOff]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[outlineOnOff]).buttonX, + (control->buttonQueue[outlineOnOff]).buttonY, + (control->buttonQueue[outlineOnOff]).buttonWidth, + (control->buttonQueue[outlineOnOff]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[outlineOnOff]).buttonX, + (control->buttonQueue[outlineOnOff]).buttonY, + (control->buttonQueue[outlineOnOff]).buttonWidth, + (control->buttonQueue[outlineOnOff]).buttonHeight,Xoption); + } + } + s = (control->buttonQueue[outlineOnOff]).text; + strL = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[outlineOnOff]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[outlineOnOff]).buttonX + + centerX(processGC,s,strL, + (control->buttonQueue[outlineOnOff]).buttonWidth), + (control->buttonQueue[outlineOnOff]).buttonY + + centerY(processGC, + (control->buttonQueue[outlineOnOff]).buttonHeight), + s,strL,Xoption); + if (viewData.style == render) { + drawViewport(Xoption); + } + break; + + + case lighting: + if (saveFlag) { + doingPanel = CONTROLpanel; + XUnmapWindow(dsply,saveWindow); + } + doingPanel = LIGHTpanel; + tempLightPointer[0] = viewport->lightVector[0]; + tempLightPointer[1] = viewport->lightVector[1]; + tempLightPointer[2] = viewport->lightVector[2]; + tempLightIntensity = lightIntensity; + XMapWindow(dsply,lightingWindow); + break; + + + case viewVolume: + if (saveFlag) { + doingPanel = CONTROLpanel; + XUnmapWindow(dsply,saveWindow); + } + doingPanel = VOLUMEpanel; + XMapWindow(dsply,volumeWindow); + redrawView = yes; + drawViewport(Xoption); /* draw it with doingVolume set to yes */ + break; + + + case volumeReturn: + doingPanel = CONTROLpanel; + redoSmooth = yes; + redrawView = yes; + XUnmapWindow(dsply,volumeWindow); + break; + + + case volumeAbort: + doingPanel = CONTROLpanel; + redrawView = yes; + XUnmapWindow(dsply,volumeWindow); + break; + + + case lightReturn: + doingPanel = CONTROLpanel; + viewport->lightVector[0] = lightPointer[0] = tempLightPointer[0]; + viewport->lightVector[1] = lightPointer[1] = tempLightPointer[1]; + viewport->lightVector[2] = lightPointer[2] = tempLightPointer[2]; + lightIntensity = tempLightIntensity; + normalizeVector(viewport->lightVector); + redrawView = ((viewData.style == render) || (viewData.style == smooth)); + if (movingLight || changedIntensity) redoSmooth = yes; + XUnmapWindow(dsply,lightingWindow); + break; + + + case lightAbort: + movingLight = no; changedIntensity = no; + doingPanel = CONTROLpanel; + XUnmapWindow(dsply,lightingWindow); + break; + + + case resetView: + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + viewport->axesOn = yes; + viewport->regionOn = no; viewData.box = 0; + viewData.outlineRenderOn = 0; + viewport->monoOn = no; + viewport->zoomXOn = viewport->zoomYOn = viewport->zoomZOn = yes; + viewport->originrOn = yes; viewport->objectrOn = no; + viewport->originFlag = no; + viewport->xyOn = viewport->xzOn = viewport->yzOn = no; + viewport->lightVector[0] = -0.5; + viewport->lightVector[1] = 0.5; + viewport->lightVector[2] = 0.5; + viewport->translucency = viewData.translucency; + viewport->deltaX = viewport->deltaX0; + viewport->deltaY = viewport->deltaY0; + viewport->deltaY = viewport->deltaZ0; + viewport->scale = viewport->scale0; + viewport->scaleX = viewport->scaleY = viewport->scaleZ = 1.0; + if (!equal(viewport->theta,viewport->theta0) || !equal(viewport->phi,viewport->phi0)) + rotated = yes; + viewport->theta = viewport->axestheta = viewport->theta0 = viewData.theta; + viewport->phi = viewport->axesphi = viewport->phi0 = viewData.phi; + viewport->thetaObj = 0.0; + viewport->phiObj = 0.0; + redoSmooth = yes; + drawViewport(Xoption); + if (viewport->haveControl) drawControlPanel(); + writeTitle(); + break; + + + case axesOnOff: + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + if (viewport->axesOn) { + viewport->axesOn = no; + (control->buttonQueue[axesOnOff]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[axesOnOff]).buttonX, + (control->buttonQueue[axesOnOff]).buttonY, + (control->buttonQueue[axesOnOff]).buttonWidth, + (control->buttonQueue[axesOnOff]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[axesOnOff]).buttonX, + (control->buttonQueue[axesOnOff]).buttonY, + (control->buttonQueue[axesOnOff]).buttonWidth, + (control->buttonQueue[axesOnOff]).buttonHeight,Xoption); + } + } else { /* draw invert-color button */ + viewport->axesOn = yes; + (control->buttonQueue[axesOnOff]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[axesOnOff]).buttonX, + (control->buttonQueue[axesOnOff]).buttonY, + (control->buttonQueue[axesOnOff]).buttonWidth, + (control->buttonQueue[axesOnOff]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[axesOnOff]).buttonX, + (control->buttonQueue[axesOnOff]).buttonY, + (control->buttonQueue[axesOnOff]).buttonWidth, + (control->buttonQueue[axesOnOff]).buttonHeight,Xoption); + } + } + + s = (control->buttonQueue[axesOnOff]).text; + strL = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[axesOnOff]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[axesOnOff]).buttonX + + centerX(processGC,s,strL, + (control->buttonQueue[axesOnOff]).buttonWidth), + (control->buttonQueue[axesOnOff]).buttonY + + centerY(processGC, + (control->buttonQueue[axesOnOff]).buttonHeight), + s,strL,Xoption); + if (viewData.style == smooth) { + if (multiColorFlag) redoDither = yes; + else redoColor = yes; + } + drawViewport(Xoption); + break; + + + case zoomx: + if (viewport->zoomXOn) { + viewport->zoomXOn = no; + (control->buttonQueue[zoomx]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[zoomx]).buttonX, + (control->buttonQueue[zoomx]).buttonY, + (control->buttonQueue[zoomx]).buttonWidth, + (control->buttonQueue[zoomx]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[zoomx]).buttonX, + (control->buttonQueue[zoomx]).buttonY, + (control->buttonQueue[zoomx]).buttonWidth, + (control->buttonQueue[zoomx]).buttonHeight,Xoption); + } + } else { + viewport->zoomXOn = yes; + (control->buttonQueue[zoomx]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[zoomx]).buttonX, + (control->buttonQueue[zoomx]).buttonY, + (control->buttonQueue[zoomx]).buttonWidth, + (control->buttonQueue[zoomx]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[zoomx]).buttonX, + (control->buttonQueue[zoomx]).buttonY, + (control->buttonQueue[zoomx]).buttonWidth, + (control->buttonQueue[zoomx]).buttonHeight,Xoption); + } + } + + s = (control->buttonQueue[zoomx]).text; + strL = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[zoomx]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[zoomx]).buttonX + + centerX(processGC,s,strL, + (control->buttonQueue[zoomx]).buttonWidth), + (control->buttonQueue[zoomx]).buttonY + + centerY(processGC, + (control->buttonQueue[zoomx]).buttonHeight), + s,strL,Xoption); + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + break; + + + case zoomy: + if (viewport->zoomYOn) { + viewport->zoomYOn = no; + (control->buttonQueue[zoomy]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[zoomy]).buttonX, + (control->buttonQueue[zoomy]).buttonY, + (control->buttonQueue[zoomy]).buttonWidth, + (control->buttonQueue[zoomy]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[zoomy]).buttonX, + (control->buttonQueue[zoomy]).buttonY, + (control->buttonQueue[zoomy]).buttonWidth, + (control->buttonQueue[zoomy]).buttonHeight,Xoption); + } + } else { + viewport->zoomYOn = yes; + (control->buttonQueue[zoomy]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[zoomy]).buttonX, + (control->buttonQueue[zoomy]).buttonY, + (control->buttonQueue[zoomy]).buttonWidth, + (control->buttonQueue[zoomy]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[zoomy]).buttonX, + (control->buttonQueue[zoomy]).buttonY, + (control->buttonQueue[zoomy]).buttonWidth, + (control->buttonQueue[zoomy]).buttonHeight,Xoption); + } + } + + s = (control->buttonQueue[zoomy]).text; + strL = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[zoomy]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[zoomy]).buttonX + + centerX(processGC,s,strL, + (control->buttonQueue[zoomy]).buttonWidth), + (control->buttonQueue[zoomy]).buttonY + + centerY(processGC, + (control->buttonQueue[zoomy]).buttonHeight), + s,strL,Xoption); + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + break; + + + case zoomz: + if (viewport->zoomZOn) { + viewport->zoomZOn = no; + (control->buttonQueue[zoomz]).textColor = offColor; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[zoomz]).buttonX, + (control->buttonQueue[zoomz]).buttonY, + (control->buttonQueue[zoomz]).buttonWidth, + (control->buttonQueue[zoomz]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[zoomz]).buttonX, + (control->buttonQueue[zoomz]).buttonY, + (control->buttonQueue[zoomz]).buttonWidth, + (control->buttonQueue[zoomz]).buttonHeight,Xoption); + } + } else { + viewport->zoomZOn = yes; + (control->buttonQueue[zoomz]).textColor = onColor; + if (mono) { + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[zoomz]).buttonX, + (control->buttonQueue[zoomz]).buttonY, + (control->buttonQueue[zoomz]).buttonWidth, + (control->buttonQueue[zoomz]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[zoomz]).buttonX, + (control->buttonQueue[zoomz]).buttonY, + (control->buttonQueue[zoomz]).buttonWidth, + (control->buttonQueue[zoomz]).buttonHeight,Xoption); + } + } + + s = (control->buttonQueue[zoomz]).text; + strL = strlen(s); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[zoomz]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[zoomz]).buttonX + + centerX(processGC,s,strL, + (control->buttonQueue[zoomz]).buttonWidth), + (control->buttonQueue[zoomz]).buttonY + + centerY(processGC, + (control->buttonQueue[zoomz]).buttonHeight), + s,strL,Xoption); + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + break; + + + case originr: + viewport->originrOn = yes; + (control->buttonQueue[originr]).textColor = onColor; + viewport->objectrOn = no; + (control->buttonQueue[objectr]).textColor = offColor; + viewport->originFlag = yes; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[objectr]).buttonX, + (control->buttonQueue[objectr]).buttonY, + (control->buttonQueue[objectr]).buttonWidth, + (control->buttonQueue[objectr]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[objectr]).buttonX, + (control->buttonQueue[objectr]).buttonY, + (control->buttonQueue[objectr]).buttonWidth, + (control->buttonQueue[objectr]).buttonHeight,Xoption); + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[originr]).buttonX, + (control->buttonQueue[originr]).buttonY, + (control->buttonQueue[originr]).buttonWidth, + (control->buttonQueue[originr]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[originr]).buttonX, + (control->buttonQueue[originr]).buttonY, + (control->buttonQueue[originr]).buttonWidth, + (control->buttonQueue[originr]).buttonHeight,Xoption); + } + s1 = (control->buttonQueue[objectr]).text; + strL1 = strlen(s1); + s2 = (control->buttonQueue[originr]).text; + strL2 = strlen(s2); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[objectr]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[objectr]).buttonX + + centerX(processGC,s1,strL1, + (control->buttonQueue[objectr]).buttonWidth), + (control->buttonQueue[objectr]).buttonY + + centerY(processGC, + (control->buttonQueue[objectr]).buttonHeight), + s1,strL1,Xoption); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[originr]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[originr]).buttonX + + centerX(processGC,s2,strL2, + (control->buttonQueue[originr]).buttonWidth), + (control->buttonQueue[originr]).buttonY + + centerY(processGC, + (control->buttonQueue[originr]).buttonHeight), + s2,strL2,Xoption); + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + break; + + + + case objectr: + viewport->objectrOn = yes; + (control->buttonQueue[objectr]).textColor = onColor; + viewport->originrOn = no; + (control->buttonQueue[originr]).textColor = offColor; + + viewport->originFlag = no; + if (mono) { + XChangeShade(dsply,offShade); + XShadeRectangle(dsply,control->controlWindow, + (control->buttonQueue[originr]).buttonX, + (control->buttonQueue[originr]).buttonY, + (control->buttonQueue[originr]).buttonWidth, + (control->buttonQueue[originr]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[originr]).buttonX, + (control->buttonQueue[originr]).buttonY, + (control->buttonQueue[originr]).buttonWidth, + (control->buttonQueue[originr]).buttonHeight,Xoption); + GSetForeground(globalGC1,(float)backgroundColor,Xoption); + XFillRectangle(dsply, control->controlWindow, globalGC1, + (control->buttonQueue[objectr]).buttonX, + (control->buttonQueue[objectr]).buttonY, + (control->buttonQueue[objectr]).buttonWidth, + (control->buttonQueue[objectr]).buttonHeight); + GSetForeground(globalGC1,(float)foregroundColor,Xoption); + GDrawRectangle(globalGC1, control->controlWindow, + (control->buttonQueue[objectr]).buttonX, + (control->buttonQueue[objectr]).buttonY, + (control->buttonQueue[objectr]).buttonWidth, + (control->buttonQueue[objectr]).buttonHeight,Xoption); + } + s1 = (control->buttonQueue[objectr]).text; + strL1 = strlen(s1); + s2 = (control->buttonQueue[originr]).text; + strL2 = strlen(s2); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[objectr]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[objectr]).buttonX + + centerX(processGC,s1,strL1, + (control->buttonQueue[objectr]).buttonWidth), + (control->buttonQueue[objectr]).buttonY + + centerY(processGC, + (control->buttonQueue[objectr]).buttonHeight), + s1,strL1,Xoption); + + GSetForeground(processGC, + (float)monoColor((control->buttonQueue[originr]).textColor),Xoption); + GDrawImageString(processGC,control->controlWindow, + (control->buttonQueue[originr]).buttonX + + centerX(processGC,s2,strL2, + (control->buttonQueue[originr]).buttonWidth), + (control->buttonQueue[originr]).buttonY + + centerY(processGC, + (control->buttonQueue[originr]).buttonHeight), + s2,strL2,Xoption); + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + break; + + + + case ps: + strcpy(control->message," Creating postscript file ... "); + writeControlMessage(); + if (PSInit(viewport->viewWindow, viewport->titleWindow) == psError) { + strcpy(control->message," Aborted: PSInit error. "); + writeControlMessage(); + return; /* make new tmpnam for new file */ + } + + redoSmooth = yes; + drawViewport(PSoption); /* draw picture in PS; create ps script file */ + + if (PSCreateFile(viewBorderWidth, viewport->viewWindow, + viewport->titleWindow, viewport->title) == psError) { + strcpy(control->message," Aborted: PSCreateFile error. "); + writeControlMessage(); + return; + } + + clearControlMessage(); + strcpy(control->message,PSfilename); + strcat(control->message," in working dir "); + writeControlMessage(); + break; + + + + case pixmap: + strcpy(control->message," Creating axiom3D.xpm now ... "); + writeControlMessage(); + XGetWindowAttributes(dsply,viewport->viewWindow,&vwInfo); + write_pixmap_file(dsply,scrn,"axiom3D.xpm", + viewport->titleWindow,0,0,vwInfo.width, + vwInfo.height+titleHeight); + clearControlMessage(); + strcpy(control->message," axiom3D.xpm in working dir "); + writeControlMessage(); + break; + + + + case transparent: + case opaqueMesh: + case render: + case smooth: + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + viewData.style = bKey; + drawViewport(Xoption); /* draw picture in viewWindow with X routines */ + break; + + + case closeAll: + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + doingPanel = QUITpanel; + viewport->closing = yes; + XMapWindow(dsply,quitWindow); + break; + + + case quitReturn: + XUnmapWindow(dsply,quitWindow); + break; + + + case quitAbort: + doingPanel = CONTROLpanel; + XUnmapWindow(dsply,quitWindow); + break; + + + case saveit: + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + saveFlag = yes; + doingPanel = SAVEpanel; + XMapWindow(dsply,saveWindow); + break; + + + case saveExit: + saveFlag = no; + doingPanel = CONTROLpanel; + XUnmapWindow(dsply,saveWindow); + break; + + + case xy: + viewport->theta = pi; + viewport->phi = 0.0; + viewport->axestheta = pi; + viewport->axesphi = 0.0; + rotated = yes; + viewport->yzOn = viewport->xzOn = no; + viewport->xyOn = yes; + drawViewport(Xoption); + break; + + + case xz: + viewport->theta = pi; + viewport->phi = -pi_half; + viewport->axestheta = pi; + viewport->axesphi = -pi_half; + rotated = yes; + viewport->yzOn = viewport->xyOn = no; + viewport->xzOn = yes; + drawViewport(Xoption); + break; + + + case yz: + viewport->theta = pi_half; + viewport->phi = -pi_half; + viewport->axestheta = pi_half; + viewport->axesphi = -pi_half; + rotated = yes; + viewport->xzOn = viewport->xyOn = no; + viewport->yzOn = yes; + drawViewport(Xoption); + break; + + + default: + fprintf(stderr,"Received a non-functioning button request: %d \n",bKey); + break; + } /* switch (action) */ + +} /* processEvents() */ + + + +/************************** X Event Processing *****************************/ +void +#ifdef _NO_PROTO +processEvents() +#else +processEvents(void) +#endif +{ + + XEvent *event, tempEvent; + Window whichWindow; + buttonStruct *controlButton; + mouseCoord mouseXY, linearMouseXY; + int someInt, mouseW4, mouseH4; + int toggleReady =yes; + int checkButton = no; + int first_time = yes; + int changingColor = yes; + int gotEvent = 0, exposeView = no; + int tempTW, tempTH, tempVW, tempVH; + int buttonTablePtr; + float f1, f2; + int px, py, lx, ly; + unsigned int lbuttons; + Window dummy; + int Xcon,externalControl,len; + fd_set rd; + + externalControl = 0; + Xcon = ConnectionNumber(dsply); + + /** assign lightPointer for light panel **/ + lightPointer[0] = tempLightPointer[0] = viewport->lightVector[0]; + lightPointer[1] = tempLightPointer[1] = viewport->lightVector[1]; + lightPointer[2] = tempLightPointer[2] = viewport->lightVector[2]; + + if (!(event = (XEvent *)saymem("process.c",1,sizeof(XEvent)))) { + fprintf(stderr,"Ran out of memory initializing event processing.\n"); + exitWithAck(RootWindow(dsply,scrn),Window,-1); + } + + controlButton = 0; + + while(1) { + + /* Store old viewport window size attributes for resizing comparison. */ + XGetWindowAttributes(dsply,viewport->titleWindow,&graphWindowAttrib); + tempTW = graphWindowAttrib.width; + tempTH = graphWindowAttrib.height; + XGetWindowAttributes(dsply,viewport->viewWindow,&graphWindowAttrib); + tempVW = graphWindowAttrib.width; + tempVH = graphWindowAttrib.height; + + /* Get the next X event. The check for pending events is so that + a held down mouse button is interpreted as an event + even if nothing is pending. */ + + len=0; + while(len<=0) { + FD_ZERO(&rd); + if (externalControl==0) FD_SET(0, &rd); + FD_SET(Xcon,&rd); + + if (XEventsQueued(dsply, QueuedAlready)) { + len=1; + break; + } + if (!followMouse) + len=select(FD_SETSIZE,(void *)&rd,0,0,0); + else + len=1; + } + + if (FD_ISSET(Xcon,&rd)|| + XEventsQueued(dsply, QueuedAfterFlush) || + followMouse) { + + if (followMouse) { + if (XPending(dsply)) + XNextEvent(dsply,event); + gotEvent++; + } else { + XNextEvent(dsply,event); + gotEvent++; + } + + if (gotToggle || !followMouse) + checkButton = no; + + if (gotEvent) { + whichWindow = ((XButtonEvent *)event)->window; + first_time = no; + + switch(((XEvent *)event)->type) { + case ClientMessage: + if (event->xclient.data.l[0] == wm_delete_window) { + goodbye(-1); + } + else { + fprintf(stderr,"Unknown Client Message ...\n"); + } + break; + case Expose: + if (whichWindow == viewport->titleWindow) { + exposeView = yes; + followMouse = no; + XSync(dsply,0); + /* get rid of redundant exposure events */ + XCheckWindowEvent(dsply,viewport->titleWindow, + ExposureMask,&tempEvent); + writeTitle(); + XGetWindowAttributes(dsply,viewport->titleWindow, + &graphWindowAttrib); + if ((graphWindowAttrib.width!=tempTW) || + ((graphWindowAttrib.height)!=tempTH)) { + XResizeWindow(dsply,viewport->viewWindow, + graphWindowAttrib.width, graphWindowAttrib.height); + redoSmooth = yes; /* recompute smooth image pixmap if resized */ + } + } else if (whichWindow == viewport->viewWindow) { + exposeView = yes; + followMouse = no; + XSync(dsply,0); + XCheckWindowEvent(dsply,viewport->viewWindow,ExposureMask, + &tempEvent); + XGetWindowAttributes(dsply,viewport->viewWindow,&graphWindowAttrib); + if ((graphWindowAttrib.width!=tempVW) || + ((graphWindowAttrib.height)!=tempVH)) { + XResizeWindow(dsply,viewport->viewWindow,graphWindowAttrib.width, + graphWindowAttrib.height); + redoSmooth = yes; /* recompute smooth image pixmap if resized */ + } + drawViewport(Xoption); + XMapWindow(dsply,whichWindow); + } else if (whichWindow == lightingWindow) { + XGetWindowAttributes(dsply,control->controlWindow, + &graphWindowAttrib); + /* do not allow resizing of control panel */ + if ((graphWindowAttrib.width!=controlWidth) || + (graphWindowAttrib.height!=controlHeight)) { + XResizeWindow(dsply,control->controlWindow,controlWidth, + controlHeight); + } + drawLightingPanel(); + } else if (whichWindow == volumeWindow) { + XGetWindowAttributes(dsply,control->controlWindow, + &graphWindowAttrib); + /* do not allow resizing of control panel */ + if ((graphWindowAttrib.width!=controlWidth) || + (graphWindowAttrib.height!=controlHeight)) { + XResizeWindow(dsply,control->controlWindow,controlWidth, + controlHeight); + } + drawVolumePanel(); + if (redrawView) { + redrawView = no; + drawViewport(Xoption); + } + } else if (whichWindow == quitWindow) { + XGetWindowAttributes(dsply,control->controlWindow, + &graphWindowAttrib); + /* do not allow resizing of control panel */ + if ((graphWindowAttrib.width!=controlWidth) || + (graphWindowAttrib.height!=controlHeight)) { + XResizeWindow(dsply,control->controlWindow,controlWidth, + controlHeight); + } + drawQuitPanel(); + } else if (whichWindow == saveWindow) { + XGetWindowAttributes(dsply,control->controlWindow, + &graphWindowAttrib); + /* do not allow resizing of control panel */ + if ((graphWindowAttrib.width!=controlWidth) || + (graphWindowAttrib.height!=controlHeight)) { + XResizeWindow(dsply,control->controlWindow,controlWidth, + controlHeight); + } + drawSavePanel(); + } else if (whichWindow == control->controlWindow) { + XGetWindowAttributes(dsply,control->controlWindow, + &graphWindowAttrib); + /* do not allow resizing of control panel */ + if ((graphWindowAttrib.width != controlWidth) || + (graphWindowAttrib.height != controlHeight)) { + XResizeWindow(dsply,control->controlWindow, + controlWidth,controlHeight); + } + if (viewport->haveControl) drawControlPanel(); + followMouse = no; + if (redrawView || exposeView) { + redrawView = no; + drawViewport(Xoption); + } + exposeView = no; + } else { + fprintf(stderr,"Not a valid window.\n"); + } + + XFlush(dsply); + while(XCheckTypedWindowEvent(dsply, whichWindow, Expose, &tempEvent)); + break; + + + case MotionNotify: + exposeView = no; + if (followMouse) { + if (whichWindow == control->colormapWindow) { + while (XCheckMaskEvent(dsply,ButtonMotionMask,event)); + first_time = checkButton = followMouse = changingColor = yes; + gotToggle = no; + } else if (whichWindow != control->controlWindow) { + if (controlButton->pot) { + while (XCheckMaskEvent(dsply,ButtonMotionMask,event)); + mouseXY = getPotValue(((XButtonEvent *)event)->x, + ((XButtonEvent *)event)->y, + controlButton->xHalf, + controlButton->yHalf); + linearMouseXY = getLinearPotValue(((XButtonEvent *)event)->x, + ((XButtonEvent *)event)->y, + controlButton->xHalf, + controlButton->yHalf); + first_time = checkButton = followMouse = yes; + gotToggle = no; + } + } + } + break; + + case ButtonRelease: + exposeView = followMouse = no; + toggleReady = yes; gotToggle = yes; + break; + + case LeaveNotify: + XQueryPointer(dsply,rtWindow,&dummy,&dummy,&px,&py,&lx,&ly,&lbuttons); + if ( (controlButton) && + ((whichWindow == control->colormapWindow) || + (controlButton->pot)) && + (lbuttons & Button1Mask || + lbuttons & Button2Mask || + lbuttons & Button3Mask)) { + followMouse = yes; + if (whichWindow == control->colormapWindow) + changingColor = yes; + } + else { + followMouse = no; + changingColor = no; + } + toggleReady = yes; + checkButton = exposeView = no; + break; + + case ButtonPress: + exposeView = no; changingColor = no; + if (whichWindow == viewport->viewWindow) { + /* find out where the mouse button is pressed on the viewport, + this determines where to put the control panel */ + XGetWindowAttributes(dsply,whichWindow,&graphWindowAttrib); + mouseW4 = graphWindowAttrib.width/4; + if (((XButtonEvent *)event)->x > (graphWindowAttrib.width-mouseW4)) + someInt = 1; + else { + mouseH4 = graphWindowAttrib.height/4; + if (((XButtonEvent *)event)->y > + (graphWindowAttrib.height - mouseH4)) someInt = 2; + else if (((XButtonEvent *)event)->x < mouseW4) someInt = 3; + else if (((XButtonEvent *)event)->y < mouseH4) someInt = 4; + else someInt = 0; + } + if (viewport->haveControl) { + XUnmapWindow(dsply,control->controlWindow); + } + putControlPanelSomewhere(someInt); + writeControlMessage(); + XSync(dsply,0); + } else if (whichWindow == control->colormapWindow) { + gotToggle = no; + first_time = checkButton = followMouse = changingColor = yes; + } else if (whichWindow != control->controlWindow) { + /* mouse clicked on one of the buttons */ + if (!controlButton || (controlButton->self != whichWindow)) { + buttonTablePtr = *((int *)XLookUpAssoc(dsply,table,whichWindow)); + /** lighting buttons have indices greater than 100 **/ + /** all buttons share the same array now **/ + controlButton = &(control->buttonQueue[buttonTablePtr]); + } + if (controlButton->pot) { + /* figure out [x,y] for this button in the range [-1..1,-1..1] */ + mouseXY = getPotValue(((XButtonEvent *)event)->x, + ((XButtonEvent *)event)->y, + controlButton->xHalf,controlButton->yHalf); + linearMouseXY = getLinearPotValue(((XButtonEvent *)event)->x, + ((XButtonEvent *)event)->y, + controlButton->xHalf, + controlButton->yHalf); + followMouse = yes; + gotToggle = no; + } else { + followMouse = no; + gotToggle = yes; /* auto-repeat of toggle buttons not allowed */ + if (toggleReady) toggleReady = no; + } + checkButton = yes; + first_time = yes; + } + break; + + default: + toggleReady = gotToggle = yes; + exposeView = changingColor = checkButton = followMouse = no; + break; + + } /* switch */ + gotEvent--; + } /* if gotEvent */ + + /* Allow a pressed mouse button on a potentiometer to poll repeatedly. */ + if (followMouse && !first_time && (followMouse++ > mouseWait)) { + /* reset for next timing loop */ + followMouse = yes; + checkButton = yes; + } + if (checkButton) { + if (viewport->closing && (controlButton->buttonKey == quitReturn)) { + goodbye(-1); + } else if (changingColor) { + viewport->closing = no; + /* moving top color map pointer */ + if (((XButtonEvent *)event)->y < colorOffsetY) { + if (((XButtonEvent *)event)->x < (colorOffset+colorWidth)) { + /* decreasing top hue number */ + if (viewport->hueTop > 0) viewport->hueTop--; + } else if (((XButtonEvent *)event)->x >= + (colorOffsetX + totalHues*colorWidth + colorWidth)) { + if (viewport->hueTop < totalHues) viewport->hueTop++; + } else { + viewport->hueTop = + (((XButtonEvent *)event)->x - + colorOffsetX + colorWidth/2 - 13) / colorWidth; + } + } else if (((XButtonEvent *)event)->y > + (colorOffsetY + colorHeight)) { + /* moving bottom color map pointer */ + if (((XButtonEvent *)event)->x < (colorOffset+colorWidth)) { + /* decreasing offset number */ + if (viewport->hueOffset > 0) viewport->hueOffset--; + } else if (((XButtonEvent *)event)->x >= + (colorOffsetX + totalHues*colorWidth + colorWidth)) { + if (viewport->hueOffset < totalHues) viewport->hueOffset++; + } else { + viewport->hueOffset = + (((XButtonEvent *)event)->x - + colorOffsetX + colorWidth/2 - 13) / colorWidth; + } + } + /* color map pointer does not wrap around */ + if (viewport->hueOffset < 0) viewport->hueOffset = 0; + if (viewport->hueTop < 0) viewport->hueTop = 0; + if (viewport->hueOffset >= totalHues) + viewport->hueOffset = totalHues-1; + if (viewport->hueTop >= totalHues) viewport->hueTop = totalHues-1; + viewport->numberOfHues = viewport->hueTop - viewport->hueOffset; + if ((viewport->hueTop == viewport->hueOffset) && !viewport->monoOn) { + redoColor = yes; + redoDither = no; + } else { + redoColor = no; + redoDither = yes; + } + /* update color map changes on control panel */ + drawColorMap(); + } else { + viewport->closing = no; + clearControlMessage(); + /* reset all the things that might affect a recalculation for + redrawing removing hidden surfaces */ + + /* determine what type of button has been pressed */ + switch(controlButton->buttonKey) { + + /*** Potentiometers ***/ + case rotate: + if (!((viewport->originrOn) && (viewport->objectrOn))) { + /* update the amount of rotation around the object center + of volume */ + if (viewport->objectrOn) { + viewport->thetaObj += mouseXY.x * rotateFactor; + viewport->phiObj -= mouseXY.y * rotateFactor; + while (viewport->thetaObj >= two_pi) { + viewport->thetaObj -= two_pi; + } + while (viewport->thetaObj < 0.0) { + viewport->thetaObj += two_pi; + } + while (viewport->phiObj > pi) { + viewport->phiObj -= two_pi; + } + while (viewport->phiObj <= -pi) { + viewport->phiObj += two_pi; + } + } + /* update amount of rotation around the world space origin */ + if (viewport->originrOn) { + viewport->theta += mouseXY.x * rotateFactor; + viewport->phi -= mouseXY.y * rotateFactor; + while (viewport->theta >= two_pi) { + viewport->theta -= two_pi; + } + while (viewport->theta < 0.0) { + viewport->theta += two_pi; + } + while (viewport->phi > pi) { + viewport->phi -= two_pi; + } + while (viewport->phi <= -pi) { + viewport->phi += two_pi; + } + viewport->axestheta += mouseXY.x * rotateFactor; + viewport->axesphi -= mouseXY.y * rotateFactor; + while (viewport->axestheta >= two_pi) { + viewport->axestheta -= two_pi; + } + while (viewport->axestheta < 0.0) { + viewport->axestheta += two_pi; + } + while (viewport->axesphi > pi) { + viewport->axesphi -= two_pi; + } + while (viewport->axesphi <= -pi) { + viewport->axesphi += two_pi; + } + } + rotated = yes; + viewport->yzOn = viewport->xzOn = viewport->xyOn = no; + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + drawViewport(Xoption); + } + break; + + case zoom: + /* if uniform scaling */ + if ((viewport->zoomXOn) && + (viewport->zoomYOn) && + (viewport->zoomZOn)) { + viewport->scale *= 1 - mouseXY.y * scaleFactor; + } else { /* else scale axes independently */ + if (viewport->zoomXOn) viewport->scaleX *= (1 - mouseXY.y); + if (viewport->zoomYOn) viewport->scaleY *= (1 - mouseXY.y); + if (viewport->zoomZOn) viewport->scaleZ *= (1 - mouseXY.y); + } + if (viewport->scale > maxScale) viewport->scale = maxScale; + else if (viewport->scale < minScale) viewport->scale = minScale; + if (viewport->scaleX > maxScale) viewport->scaleX = maxScale; + else if (viewport->scaleX < minScale) viewport->scaleX = minScale; + if (viewport->scaleY > maxScale) viewport->scaleY = maxScale; + else if (viewport->scaleY < minScale) viewport->scaleY = minScale; + if (viewport->scaleZ > maxScale) viewport->scaleZ = maxScale; + else if (viewport->scaleZ < minScale) viewport->scaleZ = minScale; + zoomed = yes; + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + if ((viewport->zoomXOn) || + (viewport->zoomYOn) || + (viewport->zoomZOn)) + drawViewport(Xoption); + break; + + case translate: + viewport->deltaX += mouseXY.x * translateFactor; + viewport->deltaY += mouseXY.y * translateFactor; + if (viewport->deltaX > maxDeltaX) viewport->deltaX = maxDeltaX; + else if (viewport->deltaX < -maxDeltaX) viewport->deltaX = -maxDeltaX; + + if (viewport->deltaY > maxDeltaY) viewport->deltaY = maxDeltaY; + else if (viewport->deltaY < -maxDeltaY) viewport->deltaY = -maxDeltaY; + translated = yes; + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + drawViewport(Xoption); + break; + + /*** Lighting panel ***/ + case lightMoveXY: + tempLightPointer[0] = linearMouseXY.x; + tempLightPointer[1] = linearMouseXY.y; + if (tempLightPointer[0] > 1) tempLightPointer[0] = 1; + else if (tempLightPointer[0] < -1) tempLightPointer[0] = -1; + if (tempLightPointer[1] > 1) tempLightPointer[1] = 1; + else if (tempLightPointer[1] < -1) tempLightPointer[1] = -1; + movingLight = yes; + drawLightingAxes(); + break; + + case lightMoveZ: + tempLightPointer[2] = linearMouseXY.y; + /* linearMouse => no checking necessary */ + if (tempLightPointer[2] > 1) tempLightPointer[2] = 1; + else if (tempLightPointer[2] < -1) tempLightPointer[2] = -1; + movingLight = yes; + drawLightingAxes(); + break; + + /* changes the light intensity */ + case lightTranslucent: + tempLightIntensity = (linearMouseXY.y+1)/2; + if (tempLightIntensity > 1) tempLightIntensity = 1; + else if (tempLightIntensity < 0) tempLightIntensity = 0; + changedIntensity = yes; + drawLightTransArrow(); + break; + + /*** volume panel ***/ + case frustrumBut: + screenX = ((XButtonEvent *)event)->x; + if inside(eyeMinX,eyeMaxX) { + /* object coordinate */ + f2 = mouseXY.x * (maxEyeDistance - minEyeDistance) + + minEyeDistance; + if (f2 != viewData.eyeDistance) { + doingVolume = 2; /* flag for using screenX */ + changedEyeDistance = yes; + viewData.eyeDistance = f2; + drawFrustrum(); + drawViewport(Xoption); + } + } + else if inside(hitherMinX,hitherMaxX) { + f1 = ((float)hitherMaxX - ((XButtonEvent *)event)->x) / + (hitherMaxX - hitherMinX); + /* object coordinate */ + f2 = f1 * (clipPlaneMax - clipPlaneMin) + clipPlaneMin; + if (f2 != viewData.clipPlane) { + doingVolume = 3; /* flag for using screenX */ + viewData.clipPlane = f2; + drawFrustrum(); + drawViewport(Xoption); + } + } + else { + doingVolume = 1; /* check out doingVolume */ + doingPanel = VOLUMEpanel; + } + break; + + case clipXBut: /* this is a horizontal button */ + clipValue = linearMouseXY.x * 0.5 + 0.5; /* normalize to 0..1 */ + if (lessThan(clipValue,0.0)) clipValue = 0.0; + if (greaterThan(clipValue,1.0)) clipValue = 1.0; + if (lessThan(linearMouseXY.y,0.0)) { + if (!equal(xClipMinN,clipValue)) { + if (greaterThan(xClipMaxN-clipValue,minDistXY)) + xClipMinN = clipValue; + else + xClipMinN = xClipMaxN - minDistXY; + viewData.clipXmin = xClipMinN * + (viewData.xmax - viewData.xmin) + + viewData.xmin; + drawClipXBut(); + drawClipVolume(); + if (viewData.clipbox) + drawViewport(Xoption); + } + } else { + if (!equal(xClipMaxN,clipValue)) { + if (greaterThan(clipValue-xClipMinN,minDistXY)) + xClipMaxN = clipValue; + else + xClipMaxN = xClipMinN + minDistXY; + viewData.clipXmax = xClipMaxN * + (viewData.xmax - viewData.xmin) + + viewData.xmin; + drawClipXBut(); + drawClipVolume(); + if (viewData.clipbox) + drawViewport(Xoption); + } + } + break; + + case clipYBut: /* this is a vertical button */ + /* normalize to 0..1, bottom up */ + clipValue = 1 - (linearMouseXY.y * 0.5 + 0.5); + if (lessThan(clipValue,0.0)) clipValue = 0.0; + if (greaterThan(clipValue,1.0)) clipValue = 1.0; + if (lessThan(linearMouseXY.x,0.0)) { + if (!equal(yClipMinN,clipValue)) { + if (greaterThan(yClipMaxN-clipValue,minDistXY)) + yClipMinN = clipValue; + else + yClipMinN = yClipMaxN - minDistXY; + viewData.clipYmin = yClipMinN * + (viewData.ymax - viewData.ymin) + + viewData.ymin; + drawClipYBut(); + drawClipVolume(); + if (viewData.clipbox) + drawViewport(Xoption); + } + } else { + if (!equal(yClipMaxN,clipValue)) { + if (greaterThan(clipValue-yClipMinN,minDistXY)) + yClipMaxN = clipValue; + else + yClipMaxN = yClipMinN + minDistXY; + viewData.clipYmax = yClipMaxN * + (viewData.ymax - viewData.ymin) + + viewData.ymin; + drawClipYBut(); + drawClipVolume(); + if (viewData.clipbox) + drawViewport(Xoption); + } + } + break; + + case clipZBut: /* this is a diagonally aligned button! */ + /* f1 is the distance from the center of the button along + the diagonal line with a slope of -1. If f1 is negative, + the direction is downward from the center, if f1 is + positive, the direction is upward from the center. + Note that there ought to be a constant factor, namely + cos(45), multiplied by f1 for the correct normalized value; + however, we exploit this by foreshortening the length of the + diagonal by that same factor (so instead of normalizing the + numbers to, the line we normalize the line to the numbers) + since we need to shorten the line at some point anyway + (both to match the length of the diagonal side of the box + and to allow more area for mouse input. */ + + /* cos(45), etc => 0.4 */ + f1 = (linearMouseXY.x - linearMouseXY.y) * 0.4 + 0.5; + if (lessThan(f1,0.0)) f1 = 0.0; + if (greaterThan(f1,1.0)) f1 = 1.0; + /* note that x<y => moving upward */ + if (lessThan(-linearMouseXY.x,linearMouseXY.y)) { + if (!equal(zClipMaxN,f1)) { + if (greaterThan(f1-zClipMinN,minDistZ)) + zClipMaxN = f1; + else + zClipMaxN = zClipMinN + minDistZ; + viewData.clipZmax = zClipMaxN * + (viewData.zmax - viewData.zmin) + + viewData.zmin; + drawClipZBut(); + drawClipVolume(); + if (viewData.clipbox) + drawViewport(Xoption); + } + } else { + if (!equal(zClipMinN,f1)) { + if (greaterThan(zClipMaxN-f1,minDistZ)) + zClipMinN = f1; + else + zClipMinN = zClipMaxN - minDistZ; + viewData.clipZmin = zClipMinN * + (viewData.zmax - viewData.zmin) + + viewData.zmin; + drawClipZBut(); + drawClipVolume(); + if (viewData.clipbox) + drawViewport(Xoption); + } + } /* if lessThan(x,y) */ + break; + + case perspectiveBut: + if ((viewData.perspective = !viewData.perspective)) { + switchedPerspective = yes; + GSetForeground(volumeGC, + (float)monoColor((control->buttonQueue[perspectiveBut]).textColor),Xoption); + GDrawString(volumeGC,volumeWindow, + controlButton->buttonX + + centerX(volumeGC,"x",1,controlButton->buttonWidth), + controlButton->buttonY + + centerY(volumeGC,controlButton->buttonHeight), + "x",1,Xoption); + } + else + XClearArea(dsply,volumeWindow, + controlButton->buttonX+1, + controlButton->buttonY+1, + controlButton->buttonHeight-2, + controlButton->buttonWidth-2, + False); + drawViewport(Xoption); + break; + + case clipRegionBut: + if ((viewData.clipbox = !viewData.clipbox)) { + GSetForeground(volumeGC, + (float)monoColor((control->buttonQueue[clipRegionBut]).textColor),Xoption); + GDrawString(volumeGC,volumeWindow, + controlButton->buttonX + + centerX(volumeGC,"x",1,controlButton->buttonWidth), + controlButton->buttonY + + centerY(volumeGC,controlButton->buttonHeight), + "x",1,Xoption); + } + else + XClearArea(dsply,volumeWindow, + controlButton->buttonX+1, + controlButton->buttonY+1, + controlButton->buttonWidth-2, + controlButton->buttonHeight-2, + False); + + drawViewport(Xoption); + break; + + case clipSurfaceBut: + if ((viewData.clipStuff = !viewData.clipStuff)) { + GSetForeground(volumeGC, + (float)monoColor((control->buttonQueue[clipSurfaceBut]).textColor),Xoption); + GDrawString(volumeGC,volumeWindow, + controlButton->buttonX + + centerX(volumeGC,"x",1,controlButton->buttonWidth), + controlButton->buttonY + + centerY(volumeGC,controlButton->buttonHeight), + "x",1,Xoption); + } + else + XClearArea(dsply,volumeWindow, + controlButton->buttonX+1, + controlButton->buttonY+1, + controlButton->buttonWidth-2, + controlButton->buttonHeight-2, + False); + break; + + default: + buttonAction(controlButton->buttonKey); + } /* switch on buttonKey */ + + } /* else - not closing */ + } /* if checkButton */ + } /* if FD_ISSET(Xcon,.. */ + else if FD_ISSET(0,&rd) { + externalControl = spadAction(); + if (spadDraw && (externalControl==0)) drawViewport(Xoption); + } + } /* for (until closed) */ +} /* processEvents() */ + + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/project3d.c.pamphlet b/src/graph/view3D/project3d.c.pamphlet new file mode 100644 index 00000000..2ff174b2 --- /dev/null +++ b/src/graph/view3D/project3d.c.pamphlet @@ -0,0 +1,446 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D project3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _PROJECT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" +#include <string.h> + +#include "header.h" +#include "draw.h" +#include "mode.h" /* for #define components */ + +#include "all_3d.H1" + +/******************************************* + * void project(aViewTriple,someXpoints,i) * + * * + * orthogonal projection for a point * + * setting the ith Xpoint as well * + *******************************************/ + +void +#ifdef _NO_PROTO +project(aViewTriple,someXpoints,i) +viewTriple *aViewTriple; +XPoint *someXpoints; +int i; +#else +project(viewTriple * aViewTriple,XPoint *someXpoints,int i) +#endif +{ + float Vtmp[4], V[4], V1[4]; + + V[0] = aViewTriple->x; V[1] = aViewTriple->y; + V[2] = aViewTriple->z; V[3] = 1.0; + + if (isNaNPoint(V[0], V[1], V[2])) { + (someXpoints+i)->x = aViewTriple->px = NotPoint; + (someXpoints+i)->y = aViewTriple->py = NotPoint; + return; + } + + V[0] -= viewport->transX; V[1] -= viewport->transY; + V[2] -= viewport->transZ; + vectorMatrix4(V,R1,Vtmp); + + matrixMultiply4x4(S,R,transform); + vectorMatrix4(Vtmp,transform,V1); + + aViewTriple->wx = V1[0]; aViewTriple->wy = V1[1]; + aViewTriple->wz = V1[2]; + + V1[0] *= reScale; V1[1] *= reScale; V1[2] *= reScale; + + aViewTriple->pz = V1[2]; + if (viewData.perspective) { + V1[0] *= projPersp(aViewTriple->pz); + V1[1] *= projPersp(aViewTriple->pz); + } + + matrixMultiply4x4(I,T,transform); + vectorMatrix4(V1,transform,V); + V[0] = V[0]*viewScale + xCenter; + V[1] = vwInfo.height - (V[1]*viewScale + yCenter); + + (someXpoints+i)->x = aViewTriple->px = V[0]; + (someXpoints+i)->y = aViewTriple->py = V[1]; +} + + +/*************************************************** + * void projectAPoint(aViewTriple) * + * * + * orthogonal projection for a point. sort of * + * like the above, but no Xpoint assignment * + ***************************************************/ + +void +#ifdef _NO_PROTO +projectAPoint(aViewTriple) + viewTriple *aViewTriple; +#else +projectAPoint(viewTriple *aViewTriple) +#endif +{ + float Vtmp[4], V[4], V1[4]; + + V[0] = aViewTriple->x; V[1] = aViewTriple->y; + V[2] = aViewTriple->z; V[3] = 1.0; + + if (isNaNPoint(V[0], V[1], V[2])) { + aViewTriple->px = NotPoint; + aViewTriple->py = NotPoint; + return; + } + + V[0] -= viewport->transX; V[1] -= viewport->transY; + V[2] -= viewport->transZ; + vectorMatrix4(V,R1,Vtmp); + + matrixMultiply4x4(S,R,transform); + vectorMatrix4(Vtmp,transform,V1); + + aViewTriple->wx = V1[0]; aViewTriple->wy = V1[1]; + aViewTriple->wz = V1[2]; + + V1[0] *= reScale; V1[1] *= reScale; V1[2] *= reScale; + + aViewTriple->pz = V1[2]; + if (viewData.perspective) { + V1[0] *= projPersp(aViewTriple->pz); + V1[1] *= projPersp(aViewTriple->pz); + } + + matrixMultiply4x4(I,T,transform); + vectorMatrix4(V1,transform,V); + V[0] = V[0]*viewScale + xCenter; + V[1] = vwInfo.height - (V[1]*viewScale + yCenter); + + aViewTriple->px = V[0]; + aViewTriple->py = V[1]; +} + + +/*************************** + * void projectAllPoints() * + ***************************/ + +void +#ifdef _NO_PROTO +projectAllPoints() +#else +projectAllPoints(void) +#endif +{ + + int i,j,k; + LLPoint *anLLPoint; + LPoint *anLPoint; + int *anIndex; + + anLLPoint = viewData.lllp.llp; + for (i=0; i<viewData.lllp.numOfComponents; i++,anLLPoint++) { + anLPoint = anLLPoint->lp; + for (j=0; j<anLLPoint->numOfLists; j++,anLPoint++) { + anIndex = anLPoint->indices; + for (k=0; k<anLPoint->numOfPoints; k++,anIndex++) { + projectAPoint(refPt3D(viewData,*anIndex)); + } /* for points in LPoints (k) */ + } /* for LPoints in LLPoints (j) */ + } /* for LLPoints in LLLPoints (i) */ + +} /* projectAllPoints() */ + + +/******************************* + * void projectAllPolys(pList) * + * * + * orthogonal projection of * + * all the polygons in a given * + * list in one go. pz holds * + * the projected depth info * + * for hidden surface removal. * + * Polygons totally outside of * + * the window dimensions after * + * projection are discarded * + * from the list. * + *******************************/ + +void +#ifdef _NO_PROTO +projectAllPolys (pList) + poly *pList; +#else +projectAllPolys (poly *pList) +#endif +{ + + int i,clipped,clippedPz; + float x0=0.0; + float y0=0.0; + float xA=0.0; + float yA=0.0; + float xB=0.0; + float yB=0.0; + int *anIndex; + viewTriple *aPt; + + strcpy(control->message," Projecting Polygons "); + writeControlMessage(); + + projectAllPoints(); + for (;pList != NIL(poly);pList=pList->next) { + /* totalClip==yes => partialClip==yes (of course) */ + pList->totalClipPz = yes; /* start with 1, AND all points with Pz<0 */ + pList->partialClipPz = no; /* start with 0, OR any points with Pz<0 */ + pList->totalClip = yes; /* same idea, only wrt clip volume */ + pList->partialClip = no; + for (i=0,anIndex=pList->indexPtr; i<pList->numpts; i++,anIndex++) { + aPt = refPt3D(viewData,*anIndex); + clipped = outsideClippedBoundary(aPt->x, aPt->y, aPt->z); + pList->totalClip = pList->totalClip && clipped; + pList->partialClip = pList->partialClip || clipped; + clippedPz = behindClipPlane(aPt->pz); + pList->totalClipPz = pList->totalClipPz && clippedPz; + pList->partialClipPz = pList->partialClipPz || clippedPz; + + /* stuff for figuring out normalFacingOut, after the loop */ + if (!i) { + x0 = aPt->px; y0 = aPt->py; + } else if (i==1) { + xA = x0 - aPt->px; yA = y0 - aPt->py; + x0 = aPt->px; y0 = aPt->py; + } else if (i==2) { + xB = aPt->px - x0; yB = aPt->py - y0; + } + } /* for i */ + /* store face facing info */ + /* For now, we shall give faces facing the user a factor of -1, + and faces facing away from the user a factor of +1. this is + to mimic the eye vector (pointing away from the user) dotted + into the surface normal. + This routine is being done because the surface normal in object + space does not transform over to image space linearly and so + has to be recalculated. but the triple product is zero in the + X and Y directions so we just take the Z component, of which, + we just examine the sign. */ + if ((x0 = xA*yB - yA*xB) > machine0) pList->normalFacingOut = 1; + else if (x0 < machine0) pList->normalFacingOut = -1; + else pList->normalFacingOut = 0; + + } + strcpy(control->message,viewport->title); + writeControlMessage(); + +} /* projectAllPolys */ + + + +/******************************* + * void projectAPoly(p) * + * * + * orthogonal projection of * + * all a polygon. pz holds * + * the projected depth info * + * for hidden surface removal * + *******************************/ + + +void +#ifdef _NO_PROTO +projectAPoly (p) + poly *p; +#else +projectAPoly (poly *p) +#endif +{ + + int i,clipped,clippedPz; + float Vtmp[4],V[4],V1[4]; + float x0=0.0; + float y0=0.0; + float xA=0.0; + float yA=0.0; + float xB=0.0; + float yB=0.0; + + int *anIndex; + viewTriple *aPt; + +/* totalClip==yes => partialClip==yes */ + p->totalClipPz = yes; /* start with 1, AND all points with Pz<0 */ + p->partialClipPz = no; /* start with 0, OR any points with Pz<0 */ + p->totalClip = yes; /* same idea, only with respect to clip volume */ + p->partialClip = no; + for (i=0,anIndex=p->indexPtr; i<p->numpts; i++,anIndex++) { + aPt = refPt3D(viewData,*anIndex); + V[0] = aPt->x; V[1] = aPt->y; V[2] = aPt->z; V[3] = 1.0; + + V[0] -= viewport->transX; V[1] -= viewport->transY; + V[2] -= viewport->transZ; + vectorMatrix4(V,R1,Vtmp); + + matrixMultiply4x4(S,R,transform); + vectorMatrix4(Vtmp,transform,V1); + + aPt->wx = V1[0]; aPt->wy = V1[1]; aPt->wz = V1[2]; + + V1[0] *= reScale; V1[1] *= reScale; V1[2] *= reScale; + + aPt->pz = V1[2]; + if (viewData.perspective) { + V1[0] *= projPersp(V1[2]); + V1[1] *= projPersp(V1[2]); + } + + matrixMultiply4x4(I,T,transform); + vectorMatrix4(V1,transform,V); + V[0] = V[0]*viewScale + xCenter; + V[1] = vwInfo.height - (V[1]*viewScale + yCenter); + + aPt->px = V[0]; aPt->py = V[1]; + + clipped = outsideClippedBoundary(aPt->x, aPt->y, aPt->z); + p->totalClip = p->totalClip && clipped; + p->partialClip = p->partialClip || clipped; + clippedPz = behindClipPlane(aPt->pz); + p->totalClipPz = p->totalClipPz && clippedPz; + p->partialClipPz = p->partialClipPz || clippedPz; + + /* stuff for figuring out normalFacingOut, after the loop */ + if (!i) { + x0 = aPt->px; y0 = aPt->py; + } else if (i==1) { + xA = x0 - aPt->px; yA = y0 - aPt->py; + x0 = aPt->px; y0 = aPt->py; + } else if (i==2) { + xB = aPt->px - x0; yB = aPt->py - y0; + } + } + + if ((x0 = xA*yB - yA*xB) > machine0) p->normalFacingOut = 1; + else if (x0 < machine0) p->normalFacingOut = -1; + else p->normalFacingOut = 0; + +} /* projectAPoly */ + + + +/********************************** + * void projectStuff(x,y,z,px,py) * + * * + * sort of like the project stuff * + * in tube.c but used exclusively * + * for the functions of two * + * variables. probably will need * + * to be changed later to be more * + * general (i.e. have everybody * + * use the viewTriple point * + * structure). * + **********************************/ + +void +#ifdef _NO_PROTO +projectStuff(x,y,z,px,py,Pz) + float x,y,z; + int *px,*py; + float *Pz; +#else +projectStuff(float x,float y,float z,int *px,int *py,float *Pz) +#endif +{ + float tempx,tempy,tempz,temps,V[4],V1[4],stuffScale=100.0; + + tempx = viewport->scaleX; + tempy = viewport->scaleY; + tempz = viewport->scaleZ; + temps = viewScale; + + if (viewport->scaleX > 5.0) viewport->scaleX = 5.0; + if (viewport->scaleY > 5.0) viewport->scaleY = 5.0; + if (viewport->scaleZ > 3.0) viewport->scaleZ = 3.0; + if (viewScale > 5.0) viewScale = 5.0; + + V[0] = x; V[1] = y; + V[2] = z; V[3] = 1.0; + + V[0] -= viewport->transX*stuffScale; + V[1] -= viewport->transY*stuffScale; + V[2] -= viewport->transZ*stuffScale; + + matrixMultiply4x4(S,R,transform); + vectorMatrix4(V,transform,V1); + *Pz = V1[2]; + + if (viewData.perspective) { + V1[0] *= projPersp(V1[2]); + V1[1] *= projPersp(V1[2]); + } + + matrixMultiply4x4(I,T,transform); + vectorMatrix4(V1,transform,V); + + V[0] = V[0]*viewScale + xCenter; + V[1] = vwInfo.height - (V[1]*viewScale + yCenter); + + *px = V[0]; + *py = V[1]; + + viewport->scaleX = tempx; + viewport->scaleY = tempy; + viewport->scaleZ = tempz; + viewScale = temps; +} +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/quit3d.c.pamphlet b/src/graph/view3D/quit3d.c.pamphlet new file mode 100644 index 00000000..ffc1c726 --- /dev/null +++ b/src/graph/view3D/quit3d.c.pamphlet @@ -0,0 +1,193 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D quit3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _QUIT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <string.h> +#include "header.h" +#include "cpanel.h" +#include "volume.h" +#include "../include/purty/volume.bitmap" +#include "../include/purty/volume.mask" + +#include "util.H1" +#include "Gfun.H1" +#include "XSpadFill.H1" +#include "all_3d.H1" + +#define quitMASK ExposureMask +#define quitCursorForeground monoColor(55) +#define quitCursorBackground monoColor(197) +#define quitTitleColor monoColor(69) +#define quitButtonColor monoColor(195) +#define quitFontHeight (quitFont->max_bounds.ascent+quitFont->max_bounds.descent) + + +/*************************** + * int makeQuitPanel() * + ***************************/ + +int +#ifdef _NO_PROTO +makeQuitPanel() +#else +makeQuitPanel(void) +#endif +{ + + int i; + XSetWindowAttributes quitter,QuitterAttrib; + XSizeHints sizeh; + Pixmap quitbits, quitmask; + XColor quitterColor,qColor; + + quitbits = XCreateBitmapFromData(dsply,rtWindow, volumeBitmap_bits, + volumeBitmap_width,volumeBitmap_height); + quitmask = XCreateBitmapFromData(dsply,rtWindow,volumeMask_bits, + volumeMask_width,volumeMask_height); + quitter.background_pixel = backgroundColor; + quitter.border_pixel = foregroundColor; + quitter.event_mask = quitMASK; + quitter.colormap = colorMap; + quitter.override_redirect = overrideManager; + quitterColor.pixel = quitCursorForeground; + XQueryColor(dsply,colorMap,&quitterColor); + qColor.pixel = quitCursorBackground; + XQueryColor(dsply,colorMap,&qColor); + quitter.cursor = XCreatePixmapCursor(dsply,quitbits,quitmask, + &quitterColor,&qColor, + volumeBitmap_x_hot,volumeBitmap_y_hot); + quitWindow = XCreateWindow(dsply,control->controlWindow, + controlWidth-quitWidth-2,controlHeight-quitHeight-2, + quitWidth-2,quitHeight-2,2, + CopyFromParent,InputOutput,CopyFromParent, + controlCreateMASK,&quitter); + + sizeh.flags = USPosition | USSize; + sizeh.x = 0; + sizeh.y = 0; + sizeh.width = quitWidth-2; + sizeh.height = quitHeight-2; + + XSetNormalHints(dsply,quitWindow,&sizeh); + XSetStandardProperties(dsply,quitWindow,"Quit Panel","Quit Panel", + None,NULL,0,&sizeh); + + /*** do quit buttons ***/ + initQuitButtons(control->buttonQueue); + for (i=quitButtonsStart; i<(quitButtonsEnd); i++) { + QuitterAttrib.event_mask = (control->buttonQueue[i]).mask; + (control->buttonQueue[i]).self = + XCreateWindow(dsply,quitWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight, + 0,0,InputOnly,CopyFromParent, + buttonCreateMASK,&QuitterAttrib); + XMakeAssoc(dsply,table,(control->buttonQueue[i]).self, + &((control->buttonQueue[i]).buttonKey)); + XMapWindow(dsply,(control->buttonQueue[i]).self); + } + + return(0); + +} /* makeQuitPanel() */ + + +/**************************** + * void drawQuitPanel() * + ****************************/ + +void +#ifdef _NO_PROTO +drawQuitPanel() +#else +drawQuitPanel(void) +#endif +{ + + char *s; + int i,strlength; + + s = "Really?"; + strlength = strlen(s); + GSetForeground(anotherGC,(float)quitTitleColor,Xoption); + GDrawString(anotherGC,quitWindow, + centerX(anotherGC,s,strlength,quitWidth),centerY(anotherGC,39),s,strlength,Xoption); + + GSetForeground(anotherGC,(float)quitButtonColor,Xoption); + for (i=quitButtonsStart; i<(quitButtonsEnd); i++) { + GDraw3DButtonOut(quitGC,quitWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,Xoption); + s = (control->buttonQueue[i]).text; + strlength = strlen(s); + GSetForeground(trashGC, + (float)monoColor((control->buttonQueue[i]).textColor),Xoption); + GDrawString(trashGC,quitWindow, + (control->buttonQueue[i]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(processGC,(control->buttonQueue[i]).buttonHeight), + s,strlen(s),Xoption); + } /* for i in control->buttonQueue */ + +} /* drawQuitPanel */ +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/quitbut3d.c.pamphlet b/src/graph/view3D/quitbut3d.c.pamphlet new file mode 100644 index 00000000..49957982 --- /dev/null +++ b/src/graph/view3D/quitbut3d.c.pamphlet @@ -0,0 +1,109 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D quitbut3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _QUITBUT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include "header.h" +#include "cpanel.h" + +#include "all_3d.H1" + + + +int +#ifdef _NO_PROTO +initQuitButtons (quitButtons) +buttonStruct *quitButtons; +#else +initQuitButtons (buttonStruct *quitButtons) +#endif +{ + int ii; + int num = 0; + + ii = quitAbort; + quitButtons[ii].buttonX = 5; + quitButtons[ii].buttonY = 41; + quitButtons[ii].buttonWidth = 53; + quitButtons[ii].buttonHeight = 25; + quitButtons[ii].buttonKey = ii; + quitButtons[ii].pot = no; + quitButtons[ii].mask = buttonMASK; + quitButtons[ii].text = "No"; + quitButtons[ii].textColor = 6; + quitButtons[ii].xHalf = quitButtons[ii].buttonWidth/2; + quitButtons[ii].yHalf = quitButtons[ii].buttonHeight/2; + ++num; + + ii = quitReturn; + quitButtons[ii].buttonX = 5; + quitButtons[ii].buttonY = 75; + quitButtons[ii].buttonWidth = 53; + quitButtons[ii].buttonHeight = 25; + quitButtons[ii].buttonKey = ii; + quitButtons[ii].pot = no; + quitButtons[ii].mask = buttonMASK; + quitButtons[ii].text = "Yes"; + quitButtons[ii].textColor = onColor; + quitButtons[ii].xHalf = quitButtons[ii].buttonWidth/2; + quitButtons[ii].yHalf = quitButtons[ii].buttonHeight/2; + ++num; + + return(num); +} + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/save3d.c.pamphlet b/src/graph/view3D/save3d.c.pamphlet new file mode 100644 index 00000000..8386b418 --- /dev/null +++ b/src/graph/view3D/save3d.c.pamphlet @@ -0,0 +1,188 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D save3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _SAVE3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <stdio.h> +#include <string.h> +#include "header.h" +#include "cpanel.h" +#include "volume.h" +#include "../include/purty/volume.bitmap" +#include "../include/purty/volume.mask" + +#include "Gfun.H1" +#include "XSpadFill.H1" +#include "all_3d.H1" + +#define saveMASK ExposureMask +#define saveCursorForeground monoColor(55) +#define saveCursorBackground monoColor(197) +#define saveTitleColor monoColor(70) +#define saveButtonColor monoColor(195) +#define saveFontHeight (saveFont->max_bounds.ascent+saveFont->max_bounds.descent) + + +/*************************** + * int makeSavePanel() * + ***************************/ + +int +#ifdef _NO_PROTO +makeSavePanel() +#else +makeSavePanel(void) +#endif +{ + + int i; + XSetWindowAttributes saver,SaverAttrib; + XSizeHints sizeh; + Pixmap savebits, savemask; + XColor saveColor,sColor; + + savebits = XCreateBitmapFromData(dsply,rtWindow, volumeBitmap_bits, + volumeBitmap_width,volumeBitmap_height); + savemask = XCreateBitmapFromData(dsply,rtWindow,volumeMask_bits, + volumeMask_width,volumeMask_height); + saver.background_pixel = backgroundColor; + saver.border_pixel = foregroundColor; + saver.event_mask = saveMASK; + saver.colormap = colorMap; + saver.override_redirect = overrideManager; + saveColor.pixel = saveCursorForeground; + XQueryColor(dsply,colorMap,&saveColor); + sColor.pixel = saveCursorBackground; + XQueryColor(dsply,colorMap,&sColor); + saver.cursor = XCreatePixmapCursor(dsply,savebits,savemask, + &saveColor,&sColor, + volumeBitmap_x_hot,volumeBitmap_y_hot); + + saveWindow = XCreateWindow(dsply,control->controlWindow, + controlWidth-saveWidth-2, controlHeight-saveHeight-2, + saveWidth-2,saveHeight-2,2, + CopyFromParent,InputOutput,CopyFromParent, + controlCreateMASK,&saver); + + sizeh.flags = USPosition | USSize; + sizeh.x = 0; + sizeh.y = 0; + sizeh.width = saveWidth-2; + sizeh.height = saveHeight-2; + + XSetNormalHints(dsply,saveWindow,&sizeh); + XSetStandardProperties(dsply,saveWindow,"Save Panel","Save Panel", + None,NULL,0,&sizeh); + + /*** Create save buttons ***/ + initSaveButtons(control->buttonQueue); + for (i=saveButtonsStart; i<(saveButtonsEnd); i++) { + SaverAttrib.event_mask = (control->buttonQueue[i]).mask; + (control->buttonQueue[i]).self = + XCreateWindow(dsply,saveWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight, + 0,0,InputOnly,CopyFromParent, + buttonCreateMASK,&SaverAttrib); + XMakeAssoc(dsply,table,(control->buttonQueue[i]).self, + &((control->buttonQueue[i]).buttonKey)); + XMapWindow(dsply,(control->buttonQueue[i]).self); + } + + return(0); + +} /* makeSavePanel() */ + + +/**************************** + * void drawSavePanel() * + ****************************/ + +void +#ifdef _NO_PROTO +drawSavePanel() +#else +drawSavePanel(void) +#endif +{ + + char *s; + int i,strlength; + + GSetForeground(saveGC,(float)saveButtonColor,Xoption); + for (i=saveButtonsStart; i<(saveButtonsEnd); i++) { + GDraw3DButtonOut(saveGC,saveWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,Xoption); + s = (control->buttonQueue[i]).text; + strlength = strlen(s); + GSetForeground(trashGC, + (float)monoColor((control->buttonQueue[i]).textColor),Xoption); + GDrawString(trashGC,saveWindow, + (control->buttonQueue[i]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(processGC,(control->buttonQueue[i]).buttonHeight), + s,strlen(s),Xoption); + } /* for i in control->buttonQueue */ + +} /* drawSavePanel */ +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/savebut3d.c.pamphlet b/src/graph/view3D/savebut3d.c.pamphlet new file mode 100644 index 00000000..82382e5f --- /dev/null +++ b/src/graph/view3D/savebut3d.c.pamphlet @@ -0,0 +1,119 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D savebut3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _SAVEBUT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include "header.h" +#include "cpanel.h" + +#include "all_3d.H1" +int +#ifdef _NO_PROTO +initSaveButtons (saveButtons) + buttonStruct *saveButtons; +#else +initSaveButtons (buttonStruct *saveButtons) +#endif +{ + int ii; + int num = 0; + + ii = saveExit; + saveButtons[ii].buttonX = 5; + saveButtons[ii].buttonY = 7; + saveButtons[ii].buttonWidth = 53; + saveButtons[ii].buttonHeight = 25; + saveButtons[ii].buttonKey = ii; + saveButtons[ii].pot = no; + saveButtons[ii].mask = buttonMASK; + saveButtons[ii].text = "Cancel"; + saveButtons[ii].textColor = 6; + saveButtons[ii].xHalf = saveButtons[ii].buttonWidth/2; + saveButtons[ii].yHalf = saveButtons[ii].buttonHeight/2; + ++num; + + ii = pixmap; + saveButtons[ii].buttonX = 5; + saveButtons[ii].buttonY = 41; + saveButtons[ii].buttonWidth = 53; + saveButtons[ii].buttonHeight = 25; + saveButtons[ii].buttonKey = ii; + saveButtons[ii].pot = no; + saveButtons[ii].mask = buttonMASK; + saveButtons[ii].text = "Pixmap"; + saveButtons[ii].textColor = 28; + saveButtons[ii].xHalf = saveButtons[ii].buttonWidth/2; + saveButtons[ii].yHalf = saveButtons[ii].buttonHeight/2; + ++num; + + ii = ps; + saveButtons[ii].buttonX = 5; + saveButtons[ii].buttonY = 75; + saveButtons[ii].buttonWidth = 53; + saveButtons[ii].buttonHeight = 25; + saveButtons[ii].buttonKey = ii; + saveButtons[ii].pot = no; + saveButtons[ii].mask = buttonMASK; + saveButtons[ii].text = "PS"; + saveButtons[ii].textColor = 149; + saveButtons[ii].xHalf = saveButtons[ii].buttonWidth/2; + saveButtons[ii].yHalf = saveButtons[ii].buttonHeight/2; + + return(num); +} + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/smoothShade3d.c.pamphlet b/src/graph/view3D/smoothShade3d.c.pamphlet new file mode 100644 index 00000000..03a99c4f --- /dev/null +++ b/src/graph/view3D/smoothShade3d.c.pamphlet @@ -0,0 +1,1143 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D smoothShade3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _SMOOTHSHADE_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <string.h> +#include <math.h> +#include <stdlib.h> + +#include "header.h" +#include "draw.h" +#include "volume.h" +#include "mode.h" /* for #define components */ + +#include "spadcolors.H1" +#include "Gfun.H1" +#include "util.H1" +#include "XSpadFill.H1" +#include "all_3d.H1" + +#define SAFE_VALUE 892347 + + + + + + +char +#ifdef _NO_PROTO +get_cBuffer_axes(ix) + int ix; +#else +get_cBuffer_axes(int ix) +#endif +{ + if( ix >=0 && ix <ARRAY_WIDTH) return (cBuffer[ix].axes); + return ('0'); +} + +void +#ifdef _NO_PROTO +put_cBuffer_axes(ix,val) + int ix; + char val; +#else +put_cBuffer_axes(int ix,char val) +#endif +{ + if( ix >=0 && ix <ARRAY_WIDTH) cBuffer[ix].axes = val; +} + +int +#ifdef _NO_PROTO +get_cBuffer_indx(ix) + int ix; +#else +get_cBuffer_indx(int ix) +#endif +{ + if( ix >=0 && ix <ARRAY_WIDTH) return (cBuffer[ix].indx); + return (-1); +} + +void +#ifdef _NO_PROTO +put_cBuffer_indx(ix,val) + int ix; + int val; +#else +put_cBuffer_indx(int ix,int val) +#endif +{ + if( ix >=0 && ix <ARRAY_WIDTH) cBuffer[ix].indx = val; +} + +void +#ifdef _NO_PROTO +put_zBuffer(ix,val) + int ix; + float val; +#else +put_zBuffer(int ix,float val) +#endif +{ + if (ix >=0 && ix <ARRAY_WIDTH) zBuffer[ix] = val; +} + +float +#ifdef _NO_PROTO +get_zBuffer(ix) + int ix; +#else +get_zBuffer(int ix) +#endif +{ + return (zBuffer[ix]); +} + +void +#ifdef _NO_PROTO +put_imageX(ix,val) + int ix; + char val; +#else +put_imageX(int ix,char val) +#endif +{ + if (ix <=0 && ix <vwInfo.width) imageX->data[ix] = val; +} + + + + +/*************************** + * void drawPhongSpan() * + * * + * This routine sets the * + * buffer values for each * + * span of pixels which * + * intersect the current * + * scanline. * + ***************************/ +void +#ifdef _NO_PROTO +drawPhongSpan(pt,N,dFlag) + triple pt; + float N[3]; + int dFlag; +#else +drawPhongSpan(triple pt,float N[3],int dFlag) +#endif +{ + int xpixel,hue,shade; + float colorindx, col; + triple hs; + + + /* negative values of xleft and xright have been pushed to machine0 */ + + xpixel = (int)xleft; + + + while (xpixel <= (int)xright) { + /* if z is closer to viewer than value in zBuffer continue */ + if ( (zC < get_zBuffer(xpixel)) ) { + /* get the intensity for current point */ + col = phong(pt,N); + put_cBuffer_axes(xpixel,'0'); + put_zBuffer(xpixel,zC); + /* if mono (bw dsply) do black and white semi-random dithering */ + if (mono || (dFlag == PSoption) || viewport->monoOn) { + if (get_random() < 100.0*exp((double)-1.3*(pi_sq*(col-.2)*(col-.2)))) { + put_cBuffer_indx(xpixel,black); + } else { + put_cBuffer_indx(xpixel,white); + } + } else { + /* glossy shading for one hue else dithered for many hues */ + if (viewport->hueOffset == viewport->hueTop && !smoothError) { + colorindx = (float)(smoothConst+1) * col; + if (colorindx > (smoothConst+1)) colorindx = smoothConst+1; + put_cBuffer_indx(xpixel,XPixelColor((int)colorindx-1)); + } else { /* probabalistic multi-hued dithering */ + hs = norm_dist(); + hue = (int)(intersectColor[0]+hs.x/20.0); + /* cannot dither out of color map range */ + if (viewport->hueOffset < viewport->hueTop) { + if (hue < viewport->hueOffset) + hue = viewport->hueOffset; + else { + if (hue > viewport->hueTop) + hue = viewport->hueTop; + } + } else { + if (hue < viewport->hueTop) + hue = viewport->hueTop; + else { + if (hue > viewport->hueOffset) + hue = viewport->hueOffset; + } + } + col += hs.y/6.0; /* perturb intensity */ + if (col > 1.0) put_cBuffer_indx(xpixel,white); + else { + if (col < 0.0) put_cBuffer_indx(xpixel,black); + else { + shade = (int)(col * 4.0); + put_cBuffer_indx(xpixel,XSolidColor(hue,shade)); + } + } + } + } + } /* zC < zBuffer */ + zC += dzdx; + if (viewport->hueOffset != viewport->hueTop || smoothError || + viewport->monoOn) + intersectColor[0] += dcolor; + N[0] += dnorm.x; N[1] += dnorm.y; N[2] += dnorm.z; + pt.x += dpt.x; pt.y += dpt.y; pt.z += dpt.z; + xpixel++; + } /* while each pixel */ + +} + + +/*************************** + * void scanPhong() * + * * + * This routine takes all * + * polygons that intersect * + * with the current scan- * + * line and calculates the * + * intersecting x and z * + * points as well as the * + * color at each point. * + * Interpolation is done * + * according to Phong. * + ***************************/ + +void +#ifdef _NO_PROTO +scanPhong(dFlag) + int dFlag; +#else +scanPhong(int dFlag) +#endif +{ + viewTriple *p1, *p2; + polyList *polygon; + poly *p; + int i,num,xtemp,numttt; + int *anIndex, *start, *end; + float x1,x2,y1,y2,z2,zright,wx1,wx2,wy1,wy2,wz1,wz2; + float intersectionx[2], intersectionz[2]; + float c1,c2,colortemp,ztemp,dY,diffy,diffx,n1[3],n2[3],NV[3]; + triple ntemp, intersectPt[2], ptemp, pt, intersectN[2]; + + /* polygon list intersecting the current scanline, will be modified to + edge list structure */ + polygon = scanList[scanline]; + while (polygon != NIL(polyList) && polygon->polyIndx != NIL(poly) ) { + /* for each polygon in the list */ + p = polygon->polyIndx; + /* don't include clipped polygons */ + if ( ! ( p->partialClipPz || + p->totalClipPz || + (viewData.clipStuff && (p->partialClip || p->totalClip ) ) ) ) { + num = 0; /* 0 & 1, for the 2 edges of polygon that intersect scanline */ + numttt =0; + + if ((scanline >= (int)p->pymin) && (scanline <= (int)p->pymax)) { + /* which edges of the polygon intersect the scanline */ + for (i=0, anIndex=p->indexPtr; i<p->numpts; i++) { + start = anIndex + i; + p1 = refPt3D(viewData,*(start)); + x1 = p1->px; y1 = p1->py; zC = p1->pz; c1 = p1->sc; +/* if (x1 < machine0){ x1 = machine0; } */ + wx1 = p1->wx; wy1 = p1->wy; wz1 = p1->wz; + n1[0] = p1->norm[0]; n1[1] = p1->norm[1]; n1[2] = p1->norm[2]; + end = (i != (p->numpts - 1)) ? anIndex + (i + 1) : anIndex; + p2 = refPt3D(viewData,*(end)); + x2 = p2->px; y2 = p2->py; z2 = p2->pz; c2 = p2->sc; +/* if (x2 < machine0){ x2 = machine0; } */ + wx2 = p2->wx; wy2 = p2->wy; wz2 = p2->wz; + n2[0] = p2->norm[0]; n2[1] = p2->norm[1]; n2[2] = p2->norm[2]; + /* find beginning and end for intersecting edge */ + if ((scanline < y1 && scanline >= y2) || + (scanline >= y1 && scanline < y2)) { + dY = (float)scanline - y1; + diffy = y2 - y1; + if (absolute(diffy) < 0.01) diffy = 1.0; + intersectionx[num] = x1 + ((x2-x1)/diffy) * dY; + intersectionz[num] = zC + ((z2-zC)/diffy) * dY; + if (viewport->hueOffset != viewport->hueTop || smoothError || + viewport->monoOn) + intersectColor[num] = c1 + ((c2 - c1)/diffy) * dY; + intersectN[num].x = n1[0] + ((n2[0] - n1[0])/diffy)*dY; + intersectN[num].y = n1[1] + ((n2[1] - n1[1])/diffy)*dY; + intersectN[num].z = n1[2] + ((n2[2] - n1[2])/diffy)*dY; + intersectPt[num].x = wx1 + ((wx2 - wx1)/diffy)*dY; + intersectPt[num].y = wy1 + ((wy2 - wy1)/diffy)*dY; + intersectPt[num].z = wz1 + ((wz2 - wz1)/diffy)*dY; + num = 1-num; + numttt++; + } /* if edge intersects scanline */ + } /* for each edge */ + if (numttt>=2) { /* if numttt 0 or 1 something has gone wrong */ + xleft = intersectionx[0]; xright = intersectionx[1]; + zC = intersectionz[0]; zright = intersectionz[1]; + /* edges are drawn from left to right, so switch if necessary */ + if (xright < xleft) { + xtemp = xright; xright = xleft; xleft = xtemp; + ztemp = zright; zright = zC; zC = ztemp; + if (viewport->hueOffset != viewport->hueTop || smoothError || + viewport->monoOn) { + colortemp = intersectColor[1]; + intersectColor[1] = intersectColor[0]; + intersectColor[0] = colortemp; + } + ntemp = intersectN[1]; intersectN[1] = intersectN[0]; + intersectN[0] = ntemp; + ptemp = intersectPt[1]; + intersectPt[1] = intersectPt[0]; + intersectPt[0] = ptemp; + } + diffx = xright - xleft; + if (absolute(diffx) > .01) { + if (viewport->hueOffset != viewport->hueTop || smoothError || + viewport->monoOn) + dcolor = (intersectColor[1] - intersectColor[0]) / diffx; + dnorm.x = (intersectN[1].x - intersectN[0].x) / diffx; + dnorm.y = (intersectN[1].y - intersectN[0].y) / diffx; + dnorm.z = (intersectN[1].z - intersectN[0].z) / diffx; + dpt.x = (intersectPt[1].x - intersectPt[0].x) / diffx; + dpt.y = (intersectPt[1].y - intersectPt[0].y) / diffx; + dpt.z = (intersectPt[1].z - intersectPt[0].z) / diffx; + dzdx = (zright - zC) / diffx; + } else { + if (viewport->hueOffset != viewport->hueTop || smoothError || + viewport->monoOn) + dcolor = intersectColor[1]; + dnorm.x = 0.0; dnorm.y = 0.0; dnorm.z = 0.0; + dpt.x = 0.0; dpt.y = 0.0; dpt.z = 0.0; + dzdx = 0.0; + } + NV[0] = intersectN[0].x; + NV[1] = intersectN[0].y; + NV[2] = intersectN[0].z; + pt.x = intersectPt[0].x; + pt.y = intersectPt[0].y; + pt.z = intersectPt[0].z; + drawPhongSpan(pt,NV,dFlag); + } /* numttt guard */ + } /* if scanline intersect */ + } /* clipped */ + polygon = polygon->next; + } /* while still polygons */ + +} + +/******************************************** + * boxTObuffer() writes the projection of * + * the x,y bounding box to the z-buffer. * + ********************************************/ + +void +#ifdef _NO_PROTO +boxTObuffer() +#else +boxTObuffer(void) +#endif +{ + int xpix,i,j,k,count,decision; + int xA,xB,yA,yB; + float x,xend,y,yend,diffy,dX,dY,dXY,intersectionx; + + for (i=0;i<6;i++) { + if (box[i].inside) { + for (j=0; j<3; j++) { + quadMesh[j].x = box[i].pointsPtr[j]->px; + quadMesh[j].y = box[i].pointsPtr[j]->py; + } + + intersectionx = 0.0; + for (k=0; k<2; k++) { + xA = quadMesh[k].x; yA = quadMesh[k].y; + xB = quadMesh[k+1].x; yB = quadMesh[k+1].y; + +/* + if (xA > graphWindowAttrib.width+1) xA = graphWindowAttrib.width+1; + if (xB > graphWindowAttrib.width+1) xB = graphWindowAttrib.width+1; + if (yA > graphWindowAttrib.height) yA = graphWindowAttrib.height; + if (yB > graphWindowAttrib.height) yB = graphWindowAttrib.height; + if (xA < 0) xA = 0; if (xB < 0) xB = 0; + if (yA < 0) yA = 0; if (yB < 0) yB = 0; +*/ + x = xA; xend = xB; y = yA; yend = yB; + diffy = (float)scanline - y; + dX = xend - x; dY = yend - y; + if (absolute(dY) > machine0) { + dXY = dX/dY; + } else { + dXY = dX; + } + + if (dXY < 0.0) dXY = -dXY; + + if ((scanline == (int)y) && (absolute(dY) <= 1.0)) { + if (x <= xend) { + for (xpix = (int)x; xpix <= (int)xend; xpix++) { + put_cBuffer_axes(xpix,'b'); + } + } else { + for (xpix = (int)x; xpix >= (int)xend; xpix--) { + put_cBuffer_axes(xpix,'b'); + } + } + } else { + if (xend < x) + decision = (scanline < y && scanline >= yend) || + (scanline > y && scanline <= yend); + else + decision = (scanline <= y && scanline > yend) || + (scanline >= y && scanline < yend); + if (decision) { + intersectionx = x + dX/dY * diffy; + for (count = (int)intersectionx; + count <= (int)intersectionx + (int)dXY; count++) { + put_cBuffer_axes(count,'b'); + } + } + } + } + + } + } + +} + +/******************************************** + * clipboxTObuffer() writes the projection * + * of the x,y,z clipping region box to the * + * z-buffer. * + ********************************************/ + +void +#ifdef _NO_PROTO +clipboxTObuffer() +#else +clipboxTObuffer(void) +#endif +{ + int xpix,i,j,k,count,decision; + int xA,xB,yA,yB; + float x,xend,y,yend,diffy,dX,dY,dXY,intersectionx; + + for (i=0;i<6;i++) { + if (clipBox[i].inside) { + for (j=0; j<3; j++) { + quadMesh[j].x = clipBox[i].pointsPtr[j]->px; + quadMesh[j].y = clipBox[i].pointsPtr[j]->py; + } + + intersectionx = 0.0; + for (k=0; k<2; k++) { + xA = quadMesh[k].x; yA = quadMesh[k].y; + xB = quadMesh[k+1].x; yB = quadMesh[k+1].y; +/* + + if (xA > graphWindowAttrib.width+1) xA = graphWindowAttrib.width+1; + if (xB > graphWindowAttrib.width+1) xB = graphWindowAttrib.width+1; + if (yA > graphWindowAttrib.height) yA = graphWindowAttrib.height; + if (yB > graphWindowAttrib.height) yB = graphWindowAttrib.height; + if (xA < 0) xA = 0; if (xB < 0) xB = 0; + if (yA < 0) yA = 0; if (yB < 0) yB = 0; +*/ + x = xA; xend = xB; y = yA; yend = yB; + diffy = (float)scanline - y; + dX = xend - x; dY = yend - y; + if (absolute(dY) > machine0) { + dXY = dX/dY; + } else { + dXY = dX; + } + if (dXY < 0.0) dXY = -dXY; + + if ((scanline == (int)y) && (absolute(dY) <= 1.0)) { + if (x <= xend) { + for (xpix = (int)x; xpix <= (int)xend; xpix++) { + put_cBuffer_axes(xpix,'c'); + } + } else { + for (xpix = (int)x; xpix >= (int)xend; xpix--) { + put_cBuffer_axes(xpix,'c'); + } + } + } else { + if (xend < x) + decision = (scanline < y && scanline >= yend) || + (scanline > y && scanline <= yend); + else + decision = (scanline <= y && scanline > yend) || + (scanline >= y && scanline < yend); + if (decision) { + intersectionx = x + dX/dY * diffy; + for (count = (int)intersectionx; + count <= (int)intersectionx + (int)dXY; count++) { + put_cBuffer_axes(count,'c'); + } + } + } + } + + } + } + +} + + + +/******************************************** + * axesTObuffer() writes the projection of * + * the x,y,z axes to the z-buffer. * + ********************************************/ + +void +#ifdef _NO_PROTO +axesTObuffer() +#else +axesTObuffer(void) +#endif +{ + int xpix,i,count,decision; + int xA,xB,yA,yB; + float x,xend,y,yend,diffy,dX,dY,dXY,intersectionx; + float zA,zB,z,zend; + float dZ,dZX,dZY,intersectionz; + + intersectionz = 0.0; intersectionx = 0.0; + for (i=0; i<3; i++) { + xA = axesXY[i][0]; yA = axesXY[i][1]; zA = axesZ[i][0]; + xB = axesXY[i][2]; yB = axesXY[i][3]; zB = axesZ[i][1]; +/* + if (xA > graphWindowAttrib.width+1) xA = graphWindowAttrib.width+1; + if (xB > graphWindowAttrib.width+1) xB = graphWindowAttrib.width+1; + if (yA > graphWindowAttrib.height) yA = graphWindowAttrib.height; + if (yB > graphWindowAttrib.height) yB = graphWindowAttrib.height; + if (xA < 0) xA = 0; if (xB < 0) xB = 0; + if (yA < 0) yA = 0; if (yB < 0) yB = 0; +*/ + x = xA; xend = xB; y = yA; yend = yB; z = zA; zend = zB; + diffy = (float)scanline - y; + dX = xend - x; dY = yend - y; dZ = zend - z; + dZY = dZ/dY; + dXY = dX/dY; + if (dXY < 0.0) dXY = -dXY; + dZX = dZ/dX; + + if ((scanline == (int)y) && (absolute(dY) <= 1.0)) { + if (x <= xend) { + for (xpix = (int)x; xpix <= (int)xend; xpix++) { + put_cBuffer_axes(xpix,'a'); + put_zBuffer(xpix,z + dZY * diffy); + } /* for x */ + } else { + for (xpix = (int)x; xpix >= (int)xend; xpix--) { + put_cBuffer_axes(xpix,'a'); + put_zBuffer(xpix,z + dZY * diffy); + } /* for x */ + } + } else { + if (xend < x) + decision = (scanline < y && scanline >= yend) || + (scanline > y && scanline <= yend); + else + decision = (scanline <= y && scanline > yend) || + (scanline >= y && scanline < yend); + if (decision) { + intersectionx = x + dX/dY * diffy; + intersectionz = z + dZY * diffy; + for (count = (int)intersectionx; + count <= (int)intersectionx + (int)dXY; count++) { + put_cBuffer_axes(count,'a'); + put_zBuffer(count,intersectionz); + intersectionz += dZX; + } + } /* if edge intersects scanline */ + } + } /* for each axes */ + +} + +/******************************************** + * scanLines() scanline z-buffer algorithm * + * initialize z-buffer and color buffer for * + * all scanlines. * + ********************************************/ + +void +#ifdef _NO_PROTO +scanLines(dFlag) + int dFlag; +#else +scanLines(int dFlag) +#endif +{ + unsigned long pixColor; + int i; + char tempA; + + if (dFlag == Xoption) { + if (viewmap_valid) { + XFreePixmap(dsply,viewmap); + viewmap_valid=0; + } + viewmap = XCreatePixmap(/* display */ dsply, + /* drawable */ viewport->viewWindow, + /* width */ vwInfo.width, + /* height */ vwInfo.height, + /* depth */ DefaultDepth(dsply,scrn)); + viewmap_valid =1; + GSetForeground(trashGC,(float)backgroundColor,dFlag); + XFillRectangle(dsply,viewmap,trashGC,0,0,vwInfo.width,vwInfo.height); + XFillRectangle(dsply,viewport->viewWindow,trashGC,0,0, + vwInfo.width,vwInfo.height); + } else { + GSetForeground(GC9991, + 1.0-(float)((int)(psShadeMax-0.3*psShadeMax)-1)*psShadeMul,dFlag); + quadMesh[0].x = 0; quadMesh[0].y = 0; + quadMesh[1].x = graphWindowAttrib.width+2; + quadMesh[1].y = 0; + quadMesh[2].x = graphWindowAttrib.width+2; + quadMesh[2].y = graphWindowAttrib.height; + quadMesh[3].x = 0; + quadMesh[3].y = graphWindowAttrib.height; + quadMesh[4].x = 0; quadMesh[4].y = 0; + PSFillPolygon(GC9991, quadMesh, 5); + } + + if (graphWindowAttrib.height >= physicalHeight) + graphWindowAttrib.height = physicalHeight - 1; + if (graphWindowAttrib.width >= physicalWidth) + graphWindowAttrib.width = physicalWidth - 1; + if (dFlag == Xoption) + strcpy(control->message," Display Scanlines "); + else + strcpy(control->message," Writing Output "); + writeControlMessage(); + + scanline = graphWindowAttrib.height-1; + + imageX = XCreateImage(/* display */ dsply, + /* visual */ DefaultVisual(dsply,scrn), + /* depth */ DefaultDepth(dsply,scrn), + /* format */ ZPixmap, + /* offset */ 0, + /* data */ 0, + /* width */ vwInfo.width, + /* height */ 1, + /* bitmap_pad */ 32, + /* bytes_per_line */ 0); + imageX->data = (char *)malloc(imageX->bytes_per_line); + + + while (scanline >= 0 && keepDrawingViewport()) { + /* initialize buffer values for scanline */ + pixColor = backgroundColor; + for (i=0; i < (int)graphWindowAttrib.width; i++) { + put_zBuffer(i,10000.0); + put_cBuffer_indx(i,-1); + put_cBuffer_axes(i,'0'); + if (mono || viewport->monoOn) + if ((scanline % 2) == 0) + if ((i % 2) == 0) { + if (i>=0 && i<vwInfo.width) XPutPixel(imageX,i,0,backgroundColor); + } + else { + if (i>=0 && i<vwInfo.width) XPutPixel(imageX,i,0,foregroundColor); + } + else + if ((i % 2) == 0) { + if (i>=0 && i<vwInfo.width) XPutPixel(imageX,i,0,foregroundColor); + } + else { + if (i>=0 && i<vwInfo.width) XPutPixel(imageX,i,0,backgroundColor); + } + else { + if (i>=0 && i<vwInfo.width) XPutPixel(imageX,i,0,backgroundColor); + } + } + + /* writes the axes info to the buffers */ + if (viewData.box) boxTObuffer(); + if (viewData.clipbox) clipboxTObuffer(); + if (viewport->axesOn) axesTObuffer(); + + /* fill buffers for current scanline */ + scanPhong(dFlag); + + for (i=0; i < (int)graphWindowAttrib.width; i++) { + /* include bounding region info */ + if (viewData.box) { + if (get_cBuffer_axes(i) == 'b') { + if (dFlag==Xoption) { + if (mono || (viewport->monoOn)) pixColor = foregroundColor; + else pixColor = boxInline; + if (i >=0 && i<vwInfo.width) XPutPixel(imageX,i,0,pixColor); + } else { + GSetForeground(GC9991, psBlack, dFlag ); + GDrawPoint(viewport->viewWindow, GC9991, i,scanline,dFlag); + } + } + } + /* include clipping box info */ + if (viewData.clipbox) { + if (get_cBuffer_axes(i)== 'c') { + if (dFlag==Xoption) { + if (mono || (viewport->monoOn)) pixColor = foregroundColor; + else pixColor = clipBoxInline; + if (i >=0 && i<vwInfo.width) XPutPixel(imageX,i,0,pixColor); + } else { + GSetForeground(GC9991, psBlack, dFlag ); + GDrawPoint(viewport->viewWindow, GC9991, i,scanline,dFlag); + } + } + } + /* include axes info */ + if (viewport->axesOn) { + if (get_cBuffer_axes(i) == 'a') { + if (dFlag == Xoption) { + if (mono || (viewport->monoOn)) pixColor = foregroundColor; + else pixColor = monoColor(axesColor); + if (i >=0 && i<vwInfo.width) XPutPixel(imageX,i,0,pixColor); + } else { + GSetForeground(GC9991,psBlack,dFlag); + GDrawPoint(viewport->viewWindow, GC9991, i,scanline,dFlag); + } + } /* if buffer slot is an axes point */ + tempA = get_cBuffer_axes(i); + } else tempA = '0'; /* else axes not on */ + + if (get_cBuffer_indx(i) >= 0 && (tempA == '0')) { + if (dFlag == Xoption) { + GSetForeground(trashGC,(float)get_cBuffer_indx(i),dFlag); + pixColor = get_cBuffer_indx(i); + if (i >=0 && i<vwInfo.width) XPutPixel(imageX,i,0,pixColor); + } + else { + GSetForeground(GC9991,(float)get_cBuffer_indx(i),dFlag); + GDrawPoint(viewport->viewWindow, GC9991, i,scanline,dFlag); + } + } + } /* for each pixel in scanline */ + + if (dFlag == Xoption) { + XPutImage(dsply,viewport->viewWindow,trashGC,imageX,0,0,0, + scanline,vwInfo.width,1); + XPutImage(dsply,viewmap,trashGC,imageX,0,0,0, + scanline,vwInfo.width,1); + } + + scanline--; + + } /* while each scanline */ + XDestroyImage(imageX); + +} + +/************************************* + * void freePolyList(); * + * * + * frees up the global scanList l-l * + *************************************/ + +void +#ifdef _NO_PROTO +freePolyList () +#else +freePolyList (void) +#endif +{ + polyList *P, *nextP; + int i; + + for (i = 0; (i < ARRAY_HEIGHT); i++) { + P = scanList[i]; + while((P != NIL(polyList))) { + nextP = P->next; + free(P); + P = nextP; + } + } + +} /* freePolyList() */ + + +/******************************************** + * showAxesLabels() writes the axes labels * + * onto the viewmap of a graph. * + ********************************************/ + +void +#ifdef _NO_PROTO +showAxesLabels(dFlag) + int dFlag; +#else +showAxesLabels(int dFlag) +#endif +{ + int xcoord2,ycoord2; + + if (dFlag == Xoption) + if (mono || (viewport->monoOn)) + GSetForeground(globGC,(float)foregroundColor,dFlag); + else + GSetForeground(globGC,(float)monoColor(labelColor),dFlag); + else GSetForeground(GC9991,psBlack,dFlag); + + /* axes label for X */ + if ((int)axesZ[0][0] >= (int)axesZ[0][2]) { + if (axesXY[0][2] < axesXY[0][0]) xcoord2 = axesXY[0][2]-5; + else xcoord2 = axesXY[0][2] + 5; + if (axesXY[0][3] < axesXY[0][1]) ycoord2 = axesXY[0][3]-5; + else ycoord2 = axesXY[0][3] + 5; + if (!viewport->yzOn) { + if (dFlag == Xoption) + GDrawString(globGC,viewmap,xcoord2,ycoord2,"X",1,dFlag); + else + GDrawString(GC9991,viewport->viewWindow,xcoord2,ycoord2,"X",1,dFlag); + } + } + + /* axes label for Y */ + if ((int)axesZ[1][0] >= (int)axesZ[1][1]) { + if (axesXY[1][2] < axesXY[1][0]) xcoord2 = axesXY[1][2]-5; + else xcoord2 = axesXY[1][2] + 5; + if (axesXY[1][3] < axesXY[1][1]) ycoord2 = axesXY[1][3]-5; + else ycoord2 = axesXY[1][3] + 5; + if (!viewport->xzOn) { + if (dFlag == Xoption) + GDrawString(globGC,viewmap,xcoord2,ycoord2,"Y",1,dFlag); + else + GDrawString(GC9991,viewport->viewWindow,xcoord2,ycoord2,"Y",1,dFlag); + } + } + + /* axes label for Z */ + if ((int)axesZ[2][0] >= (int)axesZ[2][1]) { + if (axesXY[2][2] < axesXY[2][0]) xcoord2 = axesXY[2][2]-5; + else xcoord2 = axesXY[2][2] + 5; + if (axesXY[2][3] < axesXY[2][1]) ycoord2 = axesXY[2][3]-5; + else ycoord2 = axesXY[2][3] + 5; + if (!viewport->xyOn) { + if (dFlag == Xoption) + GDrawString(globGC,viewmap,xcoord2,ycoord2,"Z",1,dFlag); + else + GDrawString(GC9991,viewport->viewWindow,xcoord2,ycoord2,"Z",1,dFlag); + } + } +} + + + +/******************************************** + * changeColorMap() modifies the color map * + * for moving in and out of smooth shading. * + ********************************************/ + +void +#ifdef _NO_PROTO +changeColorMap() +#else +changeColorMap(void) +#endif +{ + int okay, i, hue, *index; + poly *cp; + viewTriple *pt; + + strcpy(control->message," Make New Color Map "); + writeControlMessage(); + if ((viewport->hueOffset == viewport->hueTop) && + !mono && !viewport->monoOn) { + + /* colormap is not an even distribution across spectrum */ + /* see spadcolors.c code to understand why this is done */ + + if (viewport->hueTop < 11) smoothHue = viewport->hueTop * 6; + else + if (viewport->hueTop > 10 && viewport->hueTop < 16) { + smoothHue = viewport->hueTop*20 - 140; + } + else { + smoothHue = viewport->hueTop*12 - 12; + } + + if (redoColor) { + /* reallocate colormap for new hue */ + redoColor = no; + if (pixelSetFlag) { + FreePixels(dsply,colorMap,smoothConst+1); + } + okay = makeNewColorMap(dsply,colorMap,smoothHue); + if (okay) { + pixelSetFlag = yes; + smoothError = no; } + else { + pixelSetFlag = no; + smoothError = yes; } + } /* if redoColor */ + } else { + redoDither = no; + if (pixelSetFlag && !mono) { + FreePixels(dsply,colorMap,smoothConst); + pixelSetFlag = no; + redoColor = no; + multiColorFlag = yes; + } + if (!mono && !viewport->monoOn) { + cp = quickList; + while (cp != NIL(poly) && keepDrawingViewport()) { + for (i = 0, index = cp->indexPtr; + i < cp->numpts; i++, index++) { + pt = refPt3D(viewData,*(index)); + /* get hue for each point if multi-dithering is used */ + if (absolute(cp->color) > 1.0) + hue = floor(absolute(cp->color)); + else + hue = floor(absolute(cp->color) * viewport->numberOfHues) + + viewport->hueOffset; + pt->sc = (float)hue; + } /* for each point in polygon */ + cp = cp->next; + } + } /* multi-color dither */ + } /* else hueOffset != hueTop */ +} + + +/*********************** + * void drawPhong() * + * * + * A general routine * + * for displaying a * + * list of polygons * + * using a simple * + * scanline z-buffer * + * algorithm with * + * phong shading. * + ***********************/ + +void +#ifdef _NO_PROTO +drawPhong(dFlag) + int dFlag; +#else +drawPhong(int dFlag) +#endif +{ + + poly *p, *head; + polyList *s; + int i,j,hue; + int *anIndex, redo; + viewTriple *aPoint, *polyPt; + + redo = (recalc || redoSmooth); + if (redo || redoColor || redoDither) { + rotated = no; zoomed = no; translated = no; + switchedPerspective = no; changedEyeDistance = no; + redoSmooth = no; movingLight = no; + + /* If only a color change don't recalculate polygon info. */ + if (!redo) { + /* glossy shading if a single hue is indicated */ + changeColorMap(); + scanLines(dFlag); + /* if axes are on then show axes labels */ + if (viewport->axesOn) showAxesLabels(dFlag); + + /* show pixmap of image */ + XCopyArea(dsply,viewmap,viewport->viewWindow,trashGC,0,0, + vwInfo.width,vwInfo.height,0,0); + } else { + if (keepDrawingViewport()) { + if (!firstTime && !(scanline > 0)) { + strcpy(control->message," Freeing Polygons "); + writeControlMessage(); + freeListOfPolygons(quickList); + freePointResevoir(); + } + if (keepDrawingViewport()) { + strcpy(control->message," Collecting Polygons "); + writeControlMessage(); + quickList = copyPolygons(viewData.polygons); + + if (keepDrawingViewport()) { + strcpy(control->message," Projecting Polygons "); + writeControlMessage(); + projectAllPolys(quickList); + if (keepDrawingViewport()) { + strcpy(control->message, + " Setting Polygon Extremes "); + writeControlMessage(); + minMaxPolygons(quickList); + if (keepDrawingViewport()) { + strcpy(control->message, + " Sorting Polygons "); + writeControlMessage(); + quickList = msort(quickList,0,viewData.numPolygons, + polyCompare); + calcEyePoint(); + head = p = quickList; + + /* glossy shading if a single hue is indicated */ + changeColorMap(); + + for (i=0, aPoint=viewData.points; + i<viewData.numOfPoints; i++,aPoint++) { + aPoint->norm[0]= 0.0; + aPoint->norm[1]= 0.0; + aPoint->norm[2]= 0.0; + } + freePolyList(); + for (i = 0; i < ARRAY_HEIGHT; i++) + scanList[i] = NIL(polyList); + /* for each polygon */ + /* calculate average normal for each vertex */ + strcpy(control->message, + " Build Polygon Lists "); + writeControlMessage(); + p = head; + while ((p != NIL(poly)) && keepDrawingViewport()) { + + for (j = 0, anIndex = p->indexPtr; + j < p->numpts; j++, anIndex++) { + polyPt = refPt3D(viewData,*(anIndex)); + polyPt->norm[0] += p->N[0]; + polyPt->norm[1] += p->N[1]; + polyPt->norm[2] += p->N[2]; + normalizeVector(polyPt->norm); + /* get hue for each point if multi-dithering is used */ + if ((viewport->hueOffset != viewport->hueTop || + smoothError) && !mono) { + if (absolute(p->color) > 1.0) { + hue = floor(absolute(p->color)); + } else { + hue = floor(absolute(p->color) * + viewport->numberOfHues) + + viewport->hueOffset; + } + polyPt->sc = (float)hue; + } /* multi-color dither */ + } /* for each point in polygon */ + + if ( ! ( p->partialClipPz || + p->totalClipPz || + (viewData.clipStuff && (p->partialClip || p->totalClip ) ) ) ) { + /* put polygon in each scanline list it intersects */ + for (i=(int)p->pymin; i<= (int)p->pymax; i++) { + if ( (i>=0) && (i<ARRAY_HEIGHT ) ){ + s = (polyList *)saymem("smoothShade.c",1,sizeof(polyList)); + s->polyIndx = p; + s->next = scanList[i]; + scanList[i] = s; + } + } /* put polygon in each scanline it intersects */ + } /* if polygon not clipped */ + p = p->next; + } /* while still polygons */ + + scanLines(dFlag); + + /* if axes are on then show axes labels */ + if (viewport->axesOn) showAxesLabels(dFlag); + + /* show pixmap of image */ + XCopyArea(dsply,viewmap,viewport->viewWindow,trashGC,0,0, + vwInfo.width,vwInfo.height,0,0); + /* freePolyList(scanList); */ + + } /* keepDrawingViewport() after setting extreme values */ + } /* keepDrawingViewport() after projecting all polygons */ + } /* keepDrawingViewport() after collecting polygons */ + } /* keepDrawingViewport() after freeing polygons */ + } /* keepDrawingViewport() after recalc */ + finishedList = !(scanline>0); + if (firstTime) firstTime = no; + } /* not only a color change */ + + } else { /* else just redisplay current pixmap of image */ + XCopyArea(dsply,viewmap,viewport->viewWindow,trashGC,0,0, + vwInfo.width,vwInfo.height,0,0); + } + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + +} /* drawPhong */ + + + + + + + + + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/spadAction3d.c.pamphlet b/src/graph/view3D/spadAction3d.c.pamphlet new file mode 100644 index 00000000..da8d1916 --- /dev/null +++ b/src/graph/view3D/spadAction3d.c.pamphlet @@ -0,0 +1,431 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D spadAction3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _SPADACTION3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <unistd.h> +#include <stdio.h> +#include <string.h> + +#include "header.h" +#include "process.h" +#include "draw.h" + +#include "util.H1" +#include "all_3d.H1" + +int +#ifdef _NO_PROTO +readViewman (info,size) + void *info; + int size; +#else +readViewman (void *info,int size) +#endif +{ + int m = 0; + + sprintf(errorStr,"%s","read from viewport manager\n"); + m = check(read( 0, info, size)); + + return(m); + +} +void +#ifdef _NO_PROTO +scalePoint (p) + viewTriple *p; +#else +scalePoint (viewTriple *p) +#endif +{ + + p->x *= viewData.scaleToView; + p->y *= viewData.scaleToView; + p->z *= viewData.scaleToView; + + if (viewData.cmin != viewData.cmax) + p->c = (p->c - viewData.cmin)/(viewData.cmax-viewData.cmin); + if (p->c > 1.0) p->c = 1.0; + else if (p->c < 0) p->c = 0.0; + +} /* scalePoint */ + + +/******************** + * int spadAction() * + ********************/ + +int +#ifdef _NO_PROTO +spadAction () +#else +spadAction (void) +#endif +{ + int code, viewCommand; + float f1, f2, f3; + int i1, i2, i3; + + + if (viewAloned==yes) { + close(0); + return(-1); + } + readViewman(&viewCommand, intSize); + + switch (viewCommand) { + + case rotate: + readViewman(&f1, floatSize); + readViewman(&f2, floatSize); + viewport->theta = f1; + viewport->phi = f2; + while (viewport->theta >= two_pi) viewport->theta -= two_pi; + while (viewport->theta < 0.0) viewport->theta += two_pi; + while (viewport->phi > pi) viewport->phi -= two_pi; + while (viewport->phi <= -pi) viewport->phi += two_pi; + viewport->axestheta = viewport->theta; + viewport->axesphi = viewport->phi; + spadDraw=yes; + rotated=yes; + viewport->yzOn = viewport->xzOn = viewport->xyOn = no; + + break; + + case zoom: + readViewman(&f1, floatSize); + viewport->scale = f1; + if (viewport->scale > maxScale) viewport->scale = maxScale; + else if (viewport->scale < minScale) viewport->scale = minScale; + + spadDraw=yes; + zoomed = yes; + break; + + case zoomx: + readViewman(&f1, floatSize); + readViewman(&f2, floatSize); + readViewman(&f3, floatSize); + viewport->scaleX = f1; viewport->scaleY = f2; viewport->scaleZ = f3; + if ((viewport->scaleX == 1.0) && + (viewport->scaleY == 1.0) && + (viewport->scaleZ == 1.0)) { + viewport->zoomXOn = viewport->zoomYOn = viewport->zoomZOn = yes; + } else { + if (viewport->scaleX == 1.0) viewport->zoomXOn = no; + else { + if (viewport->scaleX > maxScale) viewport->scaleX = maxScale; + else if (viewport->scaleX < minScale) viewport->scaleX = minScale; + } + if (viewport->scaleY == 1.0) viewport->zoomYOn = no; + else { + if (viewport->scaleY > maxScale) viewport->scaleY = maxScale; + else if (viewport->scaleY < minScale) viewport->scaleY = minScale; + } + if (viewport->scaleZ == 1.0) viewport->zoomZOn = no; + else { + if (viewport->scaleZ > maxScale) viewport->scaleZ = maxScale; + else if (viewport->scaleZ < minScale) viewport->scaleZ = minScale; + } + } + + spadDraw=yes; + zoomed = yes; + break; + + case translate: + readViewman(&(viewport->deltaX),floatSize); + readViewman(&(viewport->deltaY),floatSize); + if (viewport->deltaX > maxDeltaX) viewport->deltaX = maxDeltaX; + else if (viewport->deltaX < -maxDeltaX) viewport->deltaX = -maxDeltaX; + if (viewport->deltaY > maxDeltaY) viewport->deltaY = maxDeltaY; + else if (viewport->deltaY < -maxDeltaY) viewport->deltaY = -maxDeltaY; + spadDraw=yes; + translated = yes; + break; + + case modifyPOINT: + readViewman(&i1,intSize); + i1--; + readViewman(&(refPt3D(viewData,i1)->x),floatSize); + readViewman(&(refPt3D(viewData,i1)->y),floatSize); + readViewman(&(refPt3D(viewData,i1)->z),floatSize); + readViewman(&(refPt3D(viewData,i1)->c),floatSize); + scalePoint(refPt3D(viewData,i1)); + spadDraw=yes; + break; + + case hideControl: + readViewman(&i1,intSize); + if (i1) { /* show control panel */ + if (viewport->haveControl) + XUnmapWindow(dsply,control->controlWindow); + putControlPanelSomewhere(someInt); + } else { /* turn off control panel */ + if (viewport->haveControl) { + viewport->haveControl = no; + XUnmapWindow(dsply,control->controlWindow); + } + } + break; + + case axesOnOff: + readViewman(&i1,intSize); + viewport->axesOn = i1; + spadDraw=yes; + if (viewData.style == smooth) { + if (multiColorFlag) redoDither = yes; + else redoColor = yes; + } + if (viewport->haveControl) drawControlPanel(); + break; + +/* Non-uniform scaling is not in AXIOM yet. */ +/* Neither is object or origin rotation. */ + + case perspectiveOnOff: + readViewman(&i1,intSize); + viewData.perspective = i1; + switchedPerspective = yes; + spadDraw=yes; + break; + + case region3D: + readViewman(&i1,intSize); + viewport->regionOn = i1; + viewData.box = i1; + spadDraw=yes; + if (viewport->haveControl) drawControlPanel(); + redoSmooth = yes; + break; + + case clipRegionOnOff: + readViewman(&i1,intSize); + viewData.clipbox = i1; + spadDraw=yes; + break; + + case clipSurfaceOnOff: + readViewman(&i1,intSize); + viewData.clipStuff = i1; + spadDraw=yes; + break; + + case eyeDistanceData: + readViewman(&f1,floatSize); + viewData.eyeDistance = f1; + if (viewData.eyeDistance > maxEyeDistance) + viewData.eyeDistance = maxEyeDistance; + else if (viewData.eyeDistance < minEyeDistance) + viewData.eyeDistance = minEyeDistance; + spadDraw=yes; + changedEyeDistance = yes; + break; + + case hitherPlaneData: + readViewman(&f1,floatSize); + viewData.clipPlane = f1; + spadDraw=yes; + changedEyeDistance = yes; + break; + + case colorDef: + readViewman(&(viewport->hueOffset),intSize); + readViewman(&(viewport->numberOfHues),intSize); + /* spadcolors is indexed by 0 */ + viewport->hueOffset --; + viewport->numberOfHues --; + viewport->hueTop = viewport->numberOfHues; + if (viewport->hueOffset < 0) viewport->hueOffset = 0; + if (viewport->hueTop < 0) viewport->hueTop = 0; + if (viewport->hueOffset >= totalHues) + viewport->hueOffset = totalHues-1; + if (viewport->hueTop >= totalHues) viewport->hueTop = totalHues-1; + viewport->numberOfHues = viewport->hueTop - viewport->hueOffset; + if ((viewport->hueTop == viewport->hueOffset) && (!viewport->monoOn)) + redoColor = yes; + else { + redoColor = no; + redoDither = yes; + } + if (viewport->haveControl) drawColorMap(); + break; + + case closeAll: + code = check(write(Socket,&ack,intSize)); + goodbye(-1); + + + case moveViewport: + readViewman(&i1,intSize); + readViewman(&i2,intSize); + XMoveWindow(dsply,viewport->titleWindow,i1,i2); + XSync(dsply,0); + break; + + case resizeViewport: + readViewman(&i1,intSize); + readViewman(&i2,intSize); + XResizeWindow(dsply,viewport->titleWindow,i1,i2+titleHeight); + XResizeWindow(dsply,viewport->viewWindow,i1,i2); + spadDraw=yes; + redoSmooth =yes; + break; + + case transparent: + case opaqueMesh: + case render: + case smooth: + viewData.style = viewCommand; + spadDraw=yes; + redoSmooth =yes; + break; + + case lightDef: + readViewman(&(viewport->lightVector[0]),floatSize); + readViewman(&(viewport->lightVector[1]),floatSize); + readViewman(&(viewport->lightVector[2]),floatSize); + normalizeVector(viewport->lightVector); + movingLight = yes; + drawLightingAxes(); + XSync(dsply,0); + break; + + case translucenceDef: + readViewman(&backLightIntensity,floatSize); + tempLightIntensity = backLightIntensity; + lightIntensity = tempLightIntensity; + changedIntensity = yes; + drawLightTransArrow(); + XSync(dsply,0); + break; + + case changeTitle: + readViewman(&i1,intSize); + readViewman(viewport->title,i1); + viewport->title[i1] = '\0'; + writeTitle(); + switch (doingPanel) { + case CONTROLpanel: + case CONTOURpanel: + writeControlTitle(control->controlWindow); + break; + case VOLUMEpanel: + writeControlTitle(volumeWindow); + break; + case LIGHTpanel: + writeControlTitle(lightingWindow); + break; + } /* switch */ + XFlush(dsply); + break; + + case writeView: + readViewman(&i1,intSize); + readViewman(filename,i1); + filename[i1] = '\0'; + sprintf(errorStr,"writing of viewport data"); + i3 = 0; + readViewman(&i2,intSize); + while (i2) { + i3 = i3 | (1<<i2); + readViewman(&i2,intSize); + } + if (writeViewport(i3) < 0) + fprintf(stderr," Nothing was written\n"); + break; + + case diagOnOff: + readViewman(&i1,intSize); + if (viewData.outlineRenderOn) { + viewport->diagonals = i1; + spadDraw=yes; + } else { + strcpy(control->message," Use this option with Outline "); + writeControlMessage(); + } + break; + + case outlineOnOff: + readViewman(&i1,intSize); + if (viewData.style == render) { + viewData.outlineRenderOn = i1; + spadDraw=yes; + if (viewport->haveControl) drawControlPanel(); + } else { + strcpy(control->message," Use this option in Shaded mode "); + writeControlMessage(); + } + break; + + case spadPressedAButton: + readViewman(&i1,intSize); + buttonAction(i1); + break; + default: + return(-1); + } /* switch */ + + + ack++; + code = check(write(Socket,&ack,intSize)); + return(0); + +} + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/static.h b/src/graph/view3D/static.h new file mode 100755 index 00000000..5f8b52d5 --- /dev/null +++ b/src/graph/view3D/static.h @@ -0,0 +1,61 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + /* This is a description of script character labels for the + x, y, and z axes */ + +static float axes[3][6] = {{-117,0,0,117,0,0}, /* x axis */ + {0,-117,0,0,117,0}, /* y axis */ + {0,0,-117,0,0,117}}; /* z axis */ + +/* text labels are currently used */ +static float labels[basicScreen][7] = { + {105,0,4,106,0,3,labelColor}, /* script x label - 4 segments */ + {106,0,3,112,0,10,labelColor}, + {112,0,10,114,0,9,labelColor}, + {106,0,10,113,0,3,labelColor}, + {0,106,9,0,107,10,labelColor}, /* script y label - 7 segments */ + {0,107,10,0,107,6,labelColor}, + {0,107,6,0,113,5,labelColor}, + {0,113,10,0,113,-3,labelColor}, + {0,113,-3,0,111,-5,labelColor}, + {0,111,-5,0,110,-1,labelColor}, + {0,110,-1,0,114,3,labelColor}, + {0,5,114,0,6,115,labelColor}, /* script z label - 8 segments */ + {0,6,115,0,11,116,labelColor}, + {0,11,116,0,12,113,labelColor}, + {0,12,113,0,10,111,labelColor}, + {0,10,111,0,11,110,labelColor}, + {0,11,110,0,11,103,labelColor}, + {0,11,103,0,9,102,labelColor}, + {0,9,102,0,9,105,labelColor}}; diff --git a/src/graph/view3D/stuff3d.c.pamphlet b/src/graph/view3D/stuff3d.c.pamphlet new file mode 100644 index 00000000..f9ae2ff6 --- /dev/null +++ b/src/graph/view3D/stuff3d.c.pamphlet @@ -0,0 +1,201 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D stuff3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _STUFF3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include "header.h" + +#include <stdlib.h> +#include <unistd.h> +#include <math.h> + + + +#include "Gfun.H1" +#include "spadcolors.H1" +#include "util.H1" + +#include "all_3d.H1" +/***************************** + *** traverse(n) *** + *** returns the nth point *** + *** in a point resevoir *** + *****************************/ + +viewTriple * +#ifdef _NO_PROTO +traverse (n) + int n; +#else +traverse (int n) +#endif +{ + + int i; + viewTriple *v; + + v = splitPoints; + for (i=0; i<n; i++) v = v->next; + return(v); + +} /* traverse */ + + +/**************************/ +/*** float absolute(x) ***/ +/**************************/ + +float +#ifdef _NO_PROTO +absolute (x) + float x; +#else +absolute (float x) +#endif +{ + + if (x<0.0) return(-x); + else return(x); + +} + + + + +/****************************/ +/*** float get_random(x) ***/ +/****************************/ + +float +#ifdef _NO_PROTO +get_random() +#else +get_random(void) +#endif +{ + + float x; + + x = (float)(rand() % 100); + return(x); + +} + + + + +/****************************/ +/*** float norm_dist() ***/ +/****************************/ + +triple +#ifdef _NO_PROTO +norm_dist() +#else +norm_dist(void) +#endif +{ + + float u1, u2, v1, v2, ss, rad; + triple pert; + + ss = 2.0; + while (ss >= 1.0) { + u1 = get_random()/100.0; + u2 = get_random()/100.0; + v1 = 2.0*u1 - 1.0; v2 = 2.0*u2 - 1.0; + ss = v1*v1 + v2*v2; + } + if (ss == 0.0) ss += .1; + rad = -2.0*log(ss)/ss; + pert.x = v1 * sqrt(rad); + pert.y = v2 * sqrt(rad); + + return(pert); +} + + + +/************************/ +/*** void goodbye() ***/ +/************************/ + +void +#ifdef _NO_PROTO +goodbye(sig) +int sig; +#else +goodbye(int sig) +#endif +{ + + int Command; + + PSClose(); /* free PS file and data structure space */ + + if (pixelSetFlag) FreePixels(dsply,colorMap,smoothConst); + if (!viewAloned) { + Command = viewportClosing; + check(write(Socket,&Command,intSize)); + } + + XCloseDisplay(dsply); + exit(0); +} /* goodbye */ + + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/surface3d.c.pamphlet b/src/graph/view3D/surface3d.c.pamphlet new file mode 100644 index 00000000..cb2bacc4 --- /dev/null +++ b/src/graph/view3D/surface3d.c.pamphlet @@ -0,0 +1,870 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D surface3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _SURFACE3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <string.h> +#include <math.h> +#include <stdlib.h> + +#include "header.h" +#include "draw.h" +#include "mode.h" /* for #define components */ +#include "com.h" + +#include "XSpadFill.H1" +#include "XShade.H1" +#include "util.H1" +#include "Gfun.H1" +#include "all_3d.H1" + + + /**** useful defines ****/ + +#define precisionFactor 1024 + +/* depthChecker turns on the extensive depth checking mechanisms + for the depth sort algorithm. Without it, the hidden surface + removal is just a sort by z which works remarkably well, but, + is insufficient and, at times, may end up being incorrect */ +#define depthChecker + + +pointInfo ptIA, ptIB, ptIC; /* global to this file */ + +/************************************ + * void drawLineComponent(p,dFlag) * + ************************************/ + +void +#ifdef _NO_PROTO +drawLineComponent (p, dFlag) + poly *p; + int dFlag; +#else +drawLineComponent (poly * p, int dFlag) +#endif +{ + int i, hue; + int *anIndex; + RGB col_rgb; + + /* If the polygon is clipped against the hither plane (clipPz) then + it is not drawn...or...if the clipStuff is set to true, and + the polygon is clipped against the user defined clip volume, it + is also not drawn. */ + if (!((p->partialClipPz) || (viewData.clipStuff && (p->partialClip)))) { + /* This routine will eventually only be skipped if + p->totalClip is true and another routine would + handle the partialClip. this routine would handle + only those polygons without any clipped points */ + for (i=0, anIndex=p->indexPtr; i<p->numpts; i++,anIndex++) { + quadMesh[i].x = refPt3D(viewData,*anIndex)->px; + quadMesh[i].y = refPt3D(viewData,*anIndex)->py; + } + + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(opaqueGC, (float)foregroundColor, dFlag); + else { + hue = hueValue(p->color); + GSetForeground(opaqueGC, (float)XSolidColor(hue,2), dFlag); + } + } else + GSetForeground(opaqueGC, psBlack, dFlag); + + if (dFlag==PSoption && !mono && !viewport->monoOn) { + hue = getHue(p->color); + col_rgb = hlsTOrgb((float)hue,0.5,0.8); + PSDrawColor(col_rgb.r,col_rgb.g,col_rgb.b,quadMesh,p->numpts); + } else { + GDrawLines(opaqueGC, viewport->viewWindow, quadMesh, p->numpts, + CoordModeOrigin, dFlag); + } + if (dFlag == Xoption) + XMapWindow(dsply, viewport->viewWindow); + } +} + + + +/************************************************** + * void drawOpaquePolygon(p,aGC,anotherGC) * + **************************************************/ + +void +#ifdef _NO_PROTO +drawOpaquePolygon (p,aGC,anotherGC,dFlag) + poly *p; + GC aGC,anotherGC; + int dFlag; +#else +drawOpaquePolygon (poly *p,GC aGC,GC anotherGC,int dFlag) +#endif +{ + + int *anIndex, i, hue, isNaN = 0; + RGB col_rgb; + + if (mono || viewport->monoOn) { + GSetForeground(anotherGC, (float)foregroundColor, dFlag); + } else { + hue = hueValue(p->color); + GSetForeground(anotherGC, (float)XSolidColor(hue,2), dFlag); + } + + /* If the polygon is clipped against the hither plane (clipPz) then + it is not drawn, or if the clipStuff is set to true, and + the polygon is clipped against the user defined clip volume, it + is also not drawn. */ + + if (!((p->partialClipPz) || (viewData.clipStuff && (p->partialClip)))) { + + /* This routine should eventually only be skipped if + p->totalClip is true and another routine would + handle the partialClip. This routine would handle + only those polygons without any clipped points. */ + + for (i=0, anIndex=p->indexPtr; i<p->numpts; i++,anIndex++) { + quadMesh[i].x = refPt3D(viewData,*anIndex)->px; + quadMesh[i].y = refPt3D(viewData,*anIndex)->py; + if (eqNANQ(quadMesh[i].x) || eqNANQ(quadMesh[i].y)) isNaN = 1; + } + + quadMesh[i].x =refPt3D(viewData,*(p->indexPtr))->px; + quadMesh[i].y =refPt3D(viewData,*(p->indexPtr))->py; + if (eqNANQ(quadMesh[i].x) || eqNANQ(quadMesh[i].y)) isNaN = 1; + + if (dFlag==PSoption && !mono && !viewport->monoOn && !isNaN) { + GSetForeground(GC9991, (float)backgroundColor, PSoption); + PSFillPolygon(GC9991, quadMesh, p->numpts+1); + hue = getHue(p->color); + col_rgb = hlsTOrgb((float)hue,0.5,0.8); + if (viewport->diagonals) + PSDrawColor(col_rgb.r,col_rgb.g,col_rgb.b,quadMesh,p->numpts+1); + else + PSDrawColor(col_rgb.r,col_rgb.g,col_rgb.b,quadMesh,p->numpts); + } else { + if (mono || viewport->monoOn) { + GSetForeground(anotherGC, (float)foregroundColor, dFlag); + } else { + hue = hueValue(p->color); + GSetForeground(anotherGC, (float)XSolidColor(hue,2), dFlag); + } + GSetForeground(aGC,(float)backgroundColor,dFlag); + if (!isNaN) { + XFillPolygon(dsply, viewport->viewWindow, aGC, quadMesh, p->numpts, + Convex,CoordModeOrigin); + if (viewport->diagonals) + GDrawLines(anotherGC,viewport->viewWindow,quadMesh,p->numpts+1, + CoordModeOrigin, dFlag); + else + GDrawLines(anotherGC,viewport->viewWindow,quadMesh,p->numpts, + CoordModeOrigin, dFlag); + } + } + if (dFlag == Xoption) XMapWindow(dsply,viewport->viewWindow); + } /* if not totally clipped */ +} + + + +/************************************* + * poly *copyPolygons(polygonList) * + * * + * copies the given list of polygons * + * into a newly allocated list * + *************************************/ + +poly * +#ifdef _NO_PROTO +copyPolygons (polygonList) + poly *polygonList; +#else +copyPolygons (poly *polygonList) +#endif +{ + + int i; + poly *aPoly,*retval,*prev; + + prev = retval = aPoly = (poly *)saymem("surface.c",1,sizeof(poly)); + aPoly->indexPtr = (int *)saymem("surface.c", + polygonList->numpts,sizeof(int)); + aPoly->num = polygonList->num; + aPoly->sortNum = polygonList->sortNum; + aPoly->split = polygonList->split; + aPoly->numpts = polygonList->numpts; + for (i=0; i<aPoly->numpts; i++) + *((aPoly->indexPtr) + i) = *((polygonList->indexPtr) + i); + aPoly->N[0] = polygonList->N[0]; + aPoly->N[1] = polygonList->N[1]; + aPoly->N[2] = polygonList->N[2]; + aPoly->planeConst = polygonList->planeConst; + aPoly->color = polygonList->color; + aPoly->moved = no; + aPoly->pxmin = polygonList->pxmin; + aPoly->pxmax = polygonList->pxmax; + aPoly->pymin = polygonList->pymin; + aPoly->pymax = polygonList->pymax; + aPoly->pzmin = polygonList->pzmin; + aPoly->pzmax = polygonList->pzmax; + aPoly->xmin = polygonList->xmin; + aPoly->xmax = polygonList->xmax; + aPoly->ymin = polygonList->ymin; + aPoly->ymax = polygonList->ymax; + aPoly->zmin = polygonList->zmin; + aPoly->zmax = polygonList->zmax; + aPoly->normalFacingOut = polygonList->normalFacingOut; + aPoly->primitiveType = polygonList->primitiveType; + for (polygonList = polygonList->next; + polygonList != NIL(poly); + polygonList = polygonList->next) { + prev->next = aPoly = (poly *)saymem("surface.c",1,sizeof(poly)); + aPoly->indexPtr = (int *)saymem("surface.c", + polygonList->numpts,sizeof(int)); + aPoly->num = polygonList->num; + aPoly->sortNum = polygonList->sortNum; + aPoly->numpts = polygonList->numpts; + aPoly->split = polygonList->split; + for (i=0; i<aPoly->numpts; i++) + *((aPoly->indexPtr) + i) = *((polygonList->indexPtr) + i); + aPoly->N[0] = polygonList->N[0]; + aPoly->N[1] = polygonList->N[1]; + aPoly->N[2] = polygonList->N[2]; + aPoly->planeConst = polygonList->planeConst; + aPoly->color = polygonList->color; + aPoly->moved = no; + aPoly->pxmin = polygonList->pxmin; + aPoly->pxmax = polygonList->pxmax; + aPoly->pymin = polygonList->pymin; + aPoly->pymax = polygonList->pymax; + aPoly->pzmin = polygonList->pzmin; + aPoly->pzmax = polygonList->pzmax; + aPoly->xmin = polygonList->xmin; + aPoly->xmax = polygonList->xmax; + aPoly->ymin = polygonList->ymin; + aPoly->ymax = polygonList->ymax; + aPoly->zmin = polygonList->zmin; + aPoly->zmax = polygonList->zmax; + aPoly->normalFacingOut = polygonList->normalFacingOut; + aPoly->primitiveType = polygonList->primitiveType; + prev = aPoly; + } + aPoly->next = 0; + return(retval); +} + + +/****************************** + * void minMaxPolygons(aPoly) * + * * + * sets up the xmin, * + * etc, for each polygon * + * for sorting and * + * extent checking. * + ******************************/ + +void +#ifdef _NO_PROTO +minMaxPolygons (aPoly) + poly *aPoly; +#else +minMaxPolygons (poly *aPoly) +#endif +{ + + int *anIndex; + int i; + + for (; aPoly != NIL(poly); aPoly = aPoly->next) { + anIndex = aPoly->indexPtr; + aPoly->pxmin = aPoly->pxmax = refPt3D(viewData,*anIndex)->px; + aPoly->pymin = aPoly->pymax = refPt3D(viewData,*anIndex)->py; + aPoly->pzmin = aPoly->pzmax = refPt3D(viewData,*anIndex)->pz; + aPoly->xmin = aPoly->xmax = refPt3D(viewData,*anIndex)->x; + aPoly->ymin = aPoly->ymax = refPt3D(viewData,*anIndex)->y; + aPoly->zmin = aPoly->zmax = refPt3D(viewData,*anIndex)->z; + for (i=1,anIndex++; i<aPoly->numpts; i++,anIndex++) { + if (refPt3D(viewData,*anIndex)->px < aPoly->pxmin) + aPoly->pxmin = refPt3D(viewData,*anIndex)->px; + else if (refPt3D(viewData,*anIndex)->px > aPoly->pxmax) + aPoly->pxmax = refPt3D(viewData,*anIndex)->px; + if (refPt3D(viewData,*anIndex)->py < aPoly->pymin) + aPoly->pymin = refPt3D(viewData,*anIndex)->py; + else if (refPt3D(viewData,*anIndex)->py > aPoly->pymax) + aPoly->pymax = refPt3D(viewData,*anIndex)->py; + if (refPt3D(viewData,*anIndex)->pz < aPoly->pzmin) + aPoly->pzmin = refPt3D(viewData,*anIndex)->pz; + else if (refPt3D(viewData,*anIndex)->pz > aPoly->pzmax) + aPoly->pzmax = refPt3D(viewData,*anIndex)->pz; + + if (refPt3D(viewData,*anIndex)->x < aPoly->xmin) + aPoly->xmin = refPt3D(viewData,*anIndex)->x; + else if (refPt3D(viewData,*anIndex)->x > aPoly->xmax) + aPoly->xmax = refPt3D(viewData,*anIndex)->x; + if (refPt3D(viewData,*anIndex)->y < aPoly->ymin) + aPoly->ymin = refPt3D(viewData,*anIndex)->y; + else if (refPt3D(viewData,*anIndex)->y > aPoly->ymax) + aPoly->ymax = refPt3D(viewData,*anIndex)->y; + if (refPt3D(viewData,*anIndex)->z < aPoly->zmin) + aPoly->zmin = refPt3D(viewData,*anIndex)->z; + else if (refPt3D(viewData,*anIndex)->z > aPoly->zmax) + aPoly->zmax = refPt3D(viewData,*anIndex)->z; + } + } +} /* minMaxPolygons */ + + + +/*********************************** + * int polyCompare (p1,p2) * + * * + * returns -1 if p1 < p2 * + * 0 if p1 = p2 * + * 1 if p1 > p2 * + * note that this is the reverse * + * of what the msort requested. * + * this is so that the list will * + * be sorted from max to min. * + ***********************************/ + +int +#ifdef _NO_PROTO +polyCompare (p1,p2) + poly *p1,*p2; +#else +polyCompare (poly *p1,poly *p2) +#endif +{ + + if (p1->pzmax > p2->pzmax) return(-1); + else if (p1->pzmax < p2->pzmax) return(1); + else return(0); +} + +/*********************** + * void calcEyePoint() * + * * + * sets the global * + * variable eyePoint[] * + * to where the viewer * + * is pointed towards * + ***********************/ + +void +#ifdef _NO_PROTO +calcEyePoint () +#else +calcEyePoint (void) +#endif +{ + + eyePoint[0] = sinPhi * (sinTheta); + eyePoint[1] = sinPhi * (-cosTheta); + eyePoint[2] = cosPhi; + +} + + + +/* + void drawPolygons() + A general routine for displaying a list of polygons + with the proper hidden surfaces removed. Assumes the + list of polygons is in viewData.polygons. Needs a + routine to split intersecting polygons in object space. * + */ + + +/************************************** + * void drawRenderedPolygon(p,dFlag) * + * * + * calculate the color for the * + * polygon p and draw it * + **************************************/ + +void +#ifdef _NO_PROTO +drawRenderedPolygon (p,dFlag) + poly *p; + int dFlag; +#else +drawRenderedPolygon (poly *p,int dFlag) +#endif +{ + + int i,hue,shade, isNaN = 0; + float whichSide,H[3],P[3],LN,HN,diff,spec,tempLight,lumens,E[3],N[3]; + int *anIndex, *indx; + RGB col_rgb; + + if (!((p->partialClipPz) || (viewData.clipStuff && (p->partialClip)))) { + /* This routine should eventually only be skipped if + p->totalClip is true and another routine would + handle the partialClip. This routine would handle + only those polygons without any clipped points. */ + + for (i=0, anIndex=p->indexPtr; i<p->numpts; i++,anIndex++) { + quadMesh[i].x = refPt3D(viewData,*anIndex)->px; + quadMesh[i].y = refPt3D(viewData,*anIndex)->py; + if (eqNANQ(quadMesh[i].x) || eqNANQ(quadMesh[i].y)) isNaN = 1; + } + quadMesh[i].x = refPt3D(viewData,*(p->indexPtr))->px; + quadMesh[i].y = refPt3D(viewData,*(p->indexPtr))->py; + if (eqNANQ(quadMesh[i].x) || eqNANQ(quadMesh[i].y)) isNaN = 1; + + if (!isNaN) { + /* calculate polygon illumination */ + indx = p->indexPtr; + P[0] = (refPt3D(viewData,*(indx))->wx + + refPt3D(viewData,*(indx+1))->wx + + refPt3D(viewData,*(indx+2))->wx); + P[1] = (refPt3D(viewData,*(indx))->wy + + refPt3D(viewData,*(indx+1))->wy + + refPt3D(viewData,*(indx+2))->wy); + P[2] = (refPt3D(viewData,*(indx))->wz + + refPt3D(viewData,*(indx+1))->wz + + refPt3D(viewData,*(indx+2))->wz); + normalizeVector(P); + + N[0] = p->N[0]; N[1] = p->N[1]; N[2] = p->N[2]; + normalizeVector(eyePoint); + E[0] = 4.0*eyePoint[0] - P[0]; + E[1] = 4.0*eyePoint[1] - P[1]; + E[2] = 4.0*eyePoint[2] - P[2]; + normalizeVector(E); + diff = 0.0; spec = 0.0; + LN = N[0]*viewport->lightVector[0] + + N[1]*viewport->lightVector[1] + + N[2]*viewport->lightVector[2]; + if (LN < 0.0) LN = -LN; + diff = LN*Cdiff; + + if (LN > 0.0) { + H[0] = E[0] + viewport->lightVector[0]; + H[1] = E[1] + viewport->lightVector[1]; + H[2] = E[2] + viewport->lightVector[2]; + normalizeVector(H); + HN = dotProduct(N,H,3); + if (HN < 0.0) HN = -HN; + spec = pow((double)absolute(HN),coeff); + if (spec > 1.0) spec = 1.0; + } + + lumens = ((Camb + 0.15) + diff + spec*Cspec); + if (lumens > 1.0) lumens = 1.0; + if (lumens < 0.0) lumens = 0.0; + if (dFlag==PSoption && !mono && !viewport->monoOn) { + hue = getHue(p->color); + col_rgb = hlsTOrgb((float)hue,lumens,0.8); + /* NTSC color to grey = .299 red + .587 green + .114 blue */ + maxGreyShade = (int) psShadeMax; + whichSide = (.299*col_rgb.r + .587*col_rgb.g + .114*col_rgb.b) * + (maxGreyShade-1); + } + else { + if (mono || viewport->monoOn) { + hue = getHue(p->color); + col_rgb = hlsTOrgb((float)hue,lumens,0.8); + whichSide = (.299*col_rgb.r + .587*col_rgb.g + .114*col_rgb.b) * + (maxGreyShade-1); + } else + whichSide = lumens*(totalShades-1); + } + + tempLight = lightIntensity; + if (lightIntensity < Camb) lightIntensity = Camb; + + shade = floor(lightIntensity * absolute(whichSide)); + lightIntensity = tempLight; + + if (shade < totalShades) { + /* shade < totalShades is (temporarily) necessary here + because, currently, parameterizations for things like + the sphere would produce triangular shaped polygons + close to the poles which get triangularized leaving a + triangle with coincidental points. the normal for this + would be undefined (since coincidental points would create + a zero vector) and the shade would be large, hence, + the conditional. */ + + if (mono || viewport->monoOn) { + if (dFlag == Xoption) { + XChangeShade(dsply,maxGreyShade-shade-1); + XShadePolygon(dsply,viewport->viewWindow,quadMesh,p->numpts+1, + Convex,CoordModeOrigin); + } + else if (dFlag == PSoption) { /* renderGC has number 9991 + (see main.c, header.h) */ + GSetForeground(GC9991, + 1.0-(float)(maxGreyShade-shade-1)*psShadeMul,PSoption); + PSFillPolygon(GC9991, quadMesh, p->numpts+1); + } + } else { /* not mono */ + if (dFlag == Xoption) { + hue = hueValue(p->color); + XSpadFillPolygon(dsply, viewport->viewWindow, quadMesh, + p->numpts+1, Convex,CoordModeOrigin, hue, shade); + } + else if (dFlag == PSoption) /* draws it out in monochrome */ + PSColorPolygon(col_rgb.r,col_rgb.g,col_rgb.b,quadMesh,p->numpts+1); + } /* if mono-else */ + + if (viewData.outlineRenderOn) { + if (viewport->diagonals) { + if (dFlag == PSoption) { + GSetForeground(renderGC,psBlack, dFlag); + GDrawLines(renderGC,viewport->viewWindow,quadMesh,p->numpts+1, + CoordModeOrigin,dFlag); + } else + GDrawLines(renderGC,viewport->viewWindow,quadMesh,p->numpts+1, + CoordModeOrigin,dFlag); + } else { + if (dFlag == PSoption) { + GSetForeground(renderGC,psBlack,PSoption); + GDrawLines(renderGC,viewport->viewWindow,quadMesh,p->numpts, + CoordModeOrigin,PSoption); + } else + GDrawLines(renderGC,viewport->viewWindow,quadMesh,p->numpts, + CoordModeOrigin,dFlag); + } + } + } + } /* if not NaN */ + if (dFlag == Xoption) XMapWindow(dsply,viewport->viewWindow); + } /* if not clipped */ + +} /* drawRenderedPolygon */ + + +void +#ifdef _NO_PROTO +freePointResevoir() +#else +freePointResevoir(void) +#endif +{ + + viewTriple *v; + + while (splitPoints != NIL(viewTriple)) { + v = splitPoints; + splitPoints = splitPoints->next; + free(v); + } + +} /* freePointResevoir */ + +/*********************************** + * void freeListOfPolygons(pList); * + * * + * frees up a list of polygons. * + ***********************************/ + +void +#ifdef _NO_PROTO +freeListOfPolygons (pList) +poly *pList; +#else +freeListOfPolygons (poly *pList) +#endif +{ + + poly *nextP; + + for (; pList != NIL(poly); pList=nextP) { + nextP=pList->next; + free(pList->indexPtr); + free(pList); + } +} /* freeListOfPolygons() */ + + + +void +#ifdef _NO_PROTO +drawPolygons(dFlag) + int dFlag; +#else +drawPolygons(int dFlag) +#endif +{ + + poly *p,*head; + poly *tempQuick=NULL; + int quickFirst=yes; + + if (recalc) { + + /* To get around multiple X Expose events the server tends + to send upon startup, leave negation of firstTime to the end. */ + rotated = no; + zoomed = no; + translated = no; + switchedPerspective = no; + changedEyeDistance = no; + redoSmooth = yes; + + if (keepDrawingViewport()) { + if (!firstTime) { + strcpy(control->message," Creating Polygons "); + writeControlMessage(); + freeListOfPolygons(quickList); + freePointResevoir(); + } + strcpy(control->message," Collecting Polygons "); + writeControlMessage(); + quickList = copyPolygons(viewData.polygons); + + if (keepDrawingViewport()) { + /* to get normal facing outside info */ + strcpy(control->message," Projecting Polygons "); + writeControlMessage(); + projectAllPolys(quickList); + if (keepDrawingViewport()) { + strcpy(control->message," Setting Extreme Values "); + writeControlMessage(); + minMaxPolygons(quickList); + if (keepDrawingViewport()) { + strcpy(control->message," Sorting Polygons "); + writeControlMessage(); + quickList = msort(quickList,0,viewData.numPolygons,polyCompare); + if (keepDrawingViewport()) { + calcEyePoint(); + head = p = quickList; + + clearControlMessage(); + strcpy(control->message,viewport->title); + writeControlMessage(); + + if (viewData.scaleDown) { + if (keepDrawingViewport()) { + for (p=quickList; + keepDrawingViewport() && (p != NIL(poly)); + p=p->next) { + switch (p->primitiveType) { + case pointComponent: + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC, + (float)foregroundColor, dFlag); + else + GSetForeground(componentGC, + (float)meshOutline, dFlag); + } else { + GSetForeground(componentGC, psBlack, dFlag); + GFillArc(componentGC, viewport->viewWindow, + (int)refPt3D(viewData,*(p->indexPtr))->px, + (int)refPt3D(viewData,*(p->indexPtr))->py, + viewData.pointSize,viewData.pointSize,0, + 360*64, dFlag); + } + break; + case lineComponent: + drawLineComponent(p,dFlag); + break; + default: + if (viewData.style == opaqueMesh) { + GSetForeground(globGC,(float)backgroundColor,dFlag); + drawOpaquePolygon(p,globGC,opaqueGC,dFlag); + } else { + drawRenderedPolygon(p,dFlag); + } + } /* switch */ + } + } + } + + if (!quickFirst) { + /* append the rest of the polygons onto the list */ + tempQuick->next = head; + /* but do not continue the drawing... */ + if (head != NIL(poly)) head->doNotStopDraw = no; + } /* if !quickFirst */ + finishedList = (p==NIL(poly)); + } /* for various */ + } /* steps */ + } /* of */ + } /* keepDrawingViewport() */ + } /* *** */ + /* May want to have a flag somewhere to stop the drawing yet + continue the freeing */ + if (firstTime) firstTime = no; + } else { /* if recalc else if not recalc just draw stuff in list */ + if (keepDrawingViewport()) { + for (p=quickList; + keepDrawingViewport() && p != NIL(poly) && + (viewData.scaleDown || p->doNotStopDraw); p=p->next) { + projectAPoly(p); + switch (p->primitiveType) { + case pointComponent: + if (dFlag==Xoption) { + if (mono || viewport->monoOn) + GSetForeground(componentGC,(float)foregroundColor, dFlag); + else + GSetForeground(componentGC,(float)meshOutline, dFlag); + } else + GSetForeground(componentGC,psBlack, dFlag); + GFillArc(componentGC, viewport->viewWindow, + (int)refPt3D(viewData,*(p->indexPtr))->px, + (int)refPt3D(viewData,*(p->indexPtr))->py, + viewData.pointSize,viewData.pointSize,0,360*64,dFlag); + break; + case lineComponent: + drawLineComponent(p,dFlag); + break; + default: + if (viewData.style == opaqueMesh) { + GSetForeground(globGC,(float)backgroundColor,dFlag); + drawOpaquePolygon(p,globGC,opaqueGC,dFlag); + } else + drawRenderedPolygon(p,dFlag); + } /* switch */ + } + } + } +} /* drawPolygons */ + + + + + + + +/************************** + * int lessThan(x,y) * + * int greaterThan(x,y) * + * int equal(x,y) * + * * + * Compares two floating * + * point numbers for * + * precision of up to one * + * place in a thousand. * + * returns * + * 1 if true * + * o otherwise * + **************************/ + +int +#ifdef _NO_PROTO +lessThan (x,y) + float x,y; +#else +lessThan (float x,float y) +#endif +{ + int xI,yI; + + xI = x*precisionFactor; + yI = y*precisionFactor; + return(xI<yI); +} + +int +#ifdef _NO_PROTO +greaterThan (x,y) + float x,y; +#else +greaterThan (float x,float y) +#endif +{ + int xI,yI; + + xI = x*precisionFactor; + yI = y*precisionFactor; + return(xI>yI); +} + +int +#ifdef _NO_PROTO +isNaN (v) + float v; +#else +isNaN (float v) +#endif +{ + return (v != v); +} + + +int +#ifdef _NO_PROTO +isNaNPoint (x,y,z) + float x,y,z; +#else +isNaNPoint (float x,float y,float z) +#endif +{ + return (isNaN(x) || isNaN(y) || isNaN(z)); +} + +int +#ifdef _NO_PROTO +equal (x,y) + float x,y; +#else +equal (float x,float y) +#endif +{ + int xI,yI; + + xI = x*precisionFactor; + yI = y*precisionFactor; + return(xI==yI); +} + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/testcol.c.pamphlet b/src/graph/view3D/testcol.c.pamphlet new file mode 100644 index 00000000..64e8ab4b --- /dev/null +++ b/src/graph/view3D/testcol.c.pamphlet @@ -0,0 +1,623 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D testcol.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _MAIN3D_C +#include "axiom-c-macros.h" +#include "useproto.h" +#include <string.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <signal.h> +#include <math.h> + +#include "header.h" +#include "cpanel.h" +#include "process.h" +#include "bsdsignal.h" + +#include "bsdsignal.H1" +#include "util.H1" +#include "Gfun.H1" +#include "XSpadFill.H1" +#include "XShade.H1" +#include "all_3d.H1" + +#include "spadBitmap.bitmap" +#include "spadMask.mask" + +viewPoints *viewport; +GCptr GChead=NULL; /* ptr to head of ps GC linked list */ +char *PSfilename; /* output file name used in user directory */ +int psInit=no; /* need to call globaInitPs() each run */ +char *envAXIOM; /* used for ps file paths */ +int maxGreyShade=0; +GC globalGC1, globalGC2, anotherGC, globGC, trashGC, + controlMessageGC, lightingGC, volumeGC, quitGC, processGC, + saveGC, graphGC, componentGC, opaqueGC, renderGC; +unsigned long foregroundColor, backgroundColor; +int Socket=1, ack=1; +Colormap colorMap; +viewTriple *splitPoints; +Display *dsply; +int scrn; +Window rtWindow; +HashTable *table; +int mono, totalColors, totalSolid, totalDithered, totalHues, + totalSolidShades, totalDitheredAndSolids,totalShades; +XFontStruct *globalFont, *buttonFont, *headerFont, *titleFont, *graphFont, + *lightingFont, *volumeFont, *quitFont, *saveFont,*serverFont; +XGCValues gcVals; +unsigned long * spadColors; +float transform[4][4], transform1[4][4], + R[4][4], R1[4][4], S[4][4], T[4][4], I[4][4]; +float A[4][4], B[4][4], D[4], E[4][4], F[4], array[4][4]; + +int followMouse=no, + viewportKeyNum=0; + /**********************/ + /** global variables **/ + /**********************/ + +char scaleReport[5]; +char deltaXReport[5], deltaYReport[5]; +XSizeHints viewSizeHints; + +GC processGC; +viewPoints *viewport; +controlPanelStruct *control; +char *s; +int someInt; + +/* check /usr/include/X11 for current implementation of + pixels (e.g. BlackPixel()) */ + + /** totalShades is initially set to totalShadesConst. + If X cannot allocate 8 shades for each hue, total- + Shades is decremented. there is currently only a check for + this value to be positive. --> something to add: change over + to monochrome if totalShades=0. just modify the spadcolors.c + file. spadcolors.c has been modified so that it returns the + value for totalShades. since the return value had previously + been unused, a modification in this way ensures continued + support of other routines calling this function (e.g. + hypertex stuff). **/ + + +int drawMore; + +int spadMode=no, /* yes if receiving AXIOM command and + calling drawViewport */ + spadDraw=no; /* yes if drawing viewport for + an AXIOM command */ +int spadSignalReceived=0; /* yes if current state is a result of + a signal from AXIOM */ +int inNextEvent=no; /* true just before a call to + XNextEvent */ +jmp_buf jumpFlag; + +char errorStr[80]; + +view3DStruct viewData; + +Window quitWindow, saveWindow; + + /** variables below assume only one viewport per process **/ + +Window lightingWindow, lightingAxes; +float lightPointer[3], tempLightPointer[3]; + +int axesXY[3][4]; +float axesZ[3][2]; + +float lightIntensity=1.0, tempLightIntensity; +float backLightIntensity = 1.0; + + /** used for writing viewport info out to a file **/ +char filename[256]; + + + /** used for draw viewport routines */ +float sinTheta, sinPhi, cosTheta, cosPhi, viewScale, + viewScaleX, viewScaleY, viewScaleZ, reScale; +int xCenter, yCenter; + +XWindowAttributes vwInfo; +XWindowAttributes graphWindowAttrib; + +XPoint *quadMesh; +XImage *imageX; +int *xPts; /* pointer to projected points (x followed by y) */ +float transform[4][4], transform1[4][4], + R[4][4], R1[4][4], S[4][4], T[4][4], I[4][4]; +float A[4][4], B[4][4], D[4], E[4][4], F[4], array[4][4]; + + +int scanline, polyCount; +polyList *scanList[ARRAY_HEIGHT]; +float xleft = (float)0 ,xright = (float)ARRAY_WIDTH; + +colorBuffer cBuffer[ARRAY_WIDTH]; +float zBuffer[ARRAY_WIDTH]; + +float zC, dzdx, lum, point_norm[3]; +float intersectColor[2], dcolor; +triple dpt, dnorm; + + /** eyePoint **/ +float eyePoint[3]; + + /** tube stuff **/ +XPoint polygonMesh[20]; + + /* bypass the hidden surface algorithm if no rotations, etc */ +int saveFlag=no; +int firstTime=yes, noTrans = yes, startup = yes; +int redrawView = no; /* set to yes when returning from + subpanels */ +int redoColor = no, pixelSetFlag = no, redoDither = no; +int redoSmooth = no, multiColorFlag = no; + +/* In order to set recalc to true (see draw.h) */ +int finishedList=no, zoomed=yes, translated = yes, + changedIntensity, movingLight = no, writeImage = no, + rotated=yes, switchedPerspective, changedEyeDistance, + gotToggle = no; +poly *quickList; + + /** if not connected to AXIOM **/ +int viewAloned; + + /** for drawing the box **/ +viewTriple corners[8], clipCorners[8]; +boxSideStruct box[6], clipBox[6]; + + /** for freeing up points created frrom split polygons **/ +int resMax=0; /* number of points in the split point resevoir */ + + /** view volume stuff **/ +Window volumeWindow; +int frustrumVertex; +int doingPanel=CONTROLpanel; /* rewrite titles in proper panel */ +int doingVolume; + +int screenX; /* global floating point indicating mouse position + on frustrum screen */ +float xClipMinN, xClipMaxN, /* normalized values for + clip volume */ + yClipMinN, yClipMaxN, + zClipMinN, zClipMaxN, + clipValue; /* mouse input */ +float pzMin, pzMax; /* for a given (theta,phi): calculated in + drawViewport(), used in drawFrustrum() */ + + /** B/W shades **/ + /** events from the viewport manager **/ +char propertyName[14]; +char propertyBuffer[256]; + + /* global ps variables */ + + /** Resource database **/ +XrmDatabase rDB; + + /** variables used for smooth shading **/ +int smoothError = no; +Pixmap viewmap; +float Cspec = 0.30; +float Cdiff = 0.4; +float Camb = 0.3; +float coeff = 35.0; +float saturation = 0.8; +int smoothHue; +int smoothConst = 50; + + + + +void +#ifdef _NO_PROTO +main() +#else +main(void) +#endif +{ + + XGCValues controlGCVals; + int i, code; + + char property[256]; + char *prop = &property[0]; + char *str_type[20]; + XrmValue value; + + Atom wm_delete_window; + XColor foreColor, backColor; + XSizeHints titleSizeHints; + Window viewTitleWindow, viewGraphWindow; + XSetWindowAttributes viewAttrib; + Pixmap spadbits,spadmask; + + /**** Global inits ****/ + splitPoints = NIL(viewTriple); + + /**** Set up display ****/ + if ((dsply = XOpenDisplay(getenv("DISPLAY"))) == NULL) + {fprintf(stderr,"Could not open display.\n");exit (-1);} + scrn = DefaultScreen(dsply); + rtWindow = RootWindow(dsply,scrn); + + /**** link Xwindows to viewports - X10 feature ****/ + table = XCreateAssocTable(nbuckets); + + /**** Create AXIOM color map ****/ + totalShades = 0; + totalColors = XInitSpadFill(dsply,scrn,&colorMap, + &totalHues,&totalSolidShades, + &totalDitheredAndSolids,&totalShades); + if (totalColors < 0) { + fprintf(stderr,"ERROR: Could not allocate all the necessary colors.\n"); + exitWithAck(RootWindow(dsply,scrn),Window,-1); + } + + + + PSGlobalInit(); + /* must initiate before using any G/PS functions */ + /* need character name: used as postscript GC variable */ + /* need to create ps GCs for all GCs used by drawing in viewWindow */ + + /* globalGC1 */ + controlGCVals.foreground = monoColor(axesColor); + controlGCVals.background = backgroundColor; + globalGC1 = XCreateGC(dsply,rtWindow,GCForeground | + GCBackground ,&controlGCVals); + carefullySetFont(globalGC1,globalFont); + PSCreateContext(globalGC1, "globalGC1", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* controlMessageGC */ + controlGCVals.foreground = controlMessageColor; + controlGCVals.background = backgroundColor; + controlMessageGC = XCreateGC(dsply,rtWindow,GCForeground | + GCBackground ,&controlGCVals); + carefullySetFont(controlMessageGC,globalFont); + + /* globalGC2 */ + controlGCVals.foreground = monoColor(labelColor); + globalGC2 = XCreateGC(dsply,rtWindow,GCForeground,&controlGCVals); + carefullySetFont(globalGC2,buttonFont); + PSCreateContext(globalGC2, "globalGC2", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* trashGC */ + controlGCVals.function = GXcopy; + trashGC = XCreateGC(dsply,rtWindow,0 ,&controlGCVals); + carefullySetFont(trashGC,buttonFont); + PSCreateContext(trashGC, "trashGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* componentGC */ + componentGC = XCreateGC(dsply,rtWindow,0 ,&controlGCVals); + carefullySetFont(componentGC,buttonFont); + PSCreateContext(componentGC, "componentGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* opaqueGC */ + opaqueGC = XCreateGC(dsply,rtWindow,0 ,&controlGCVals); + carefullySetFont(opaqueGC,buttonFont); + PSCreateContext(opaqueGC, "opaqueGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* renderGC */ + renderGC = XCreateGC(dsply,rtWindow,0,&controlGCVals); + carefullySetFont(renderGC,buttonFont); + PSCreateContext(renderGC, "renderGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* globGC */ + globGC = XCreateGC(dsply,rtWindow,0,&controlGCVals); + carefullySetFont(globGC,headerFont); + PSCreateContext(globGC, "globGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* anotherGC */ + controlGCVals.line_width = colorWidth; + anotherGC = XCreateGC(dsply,rtWindow,GCBackground | GCLineWidth | + GCFunction ,&controlGCVals); + carefullySetFont(anotherGC,titleFont); + PSCreateContext(anotherGC, "anotherGC", psNormalWidth, psButtCap, + psMiterJoin, psWhite, psBlack); + + /* also create one for rendering (grayscale only for now) */ + /* assign arbitrary number to renderGC as 9991 - see header.h */ + PSCreateContext(GC9991, "renderGC", psNormalWidth, psButtCap, + psRoundJoin, psWhite, psBlack ); + + + /* processGC */ + gcVals.background = backgroundColor; + processGC = XCreateGC(dsply,rtWindow,GCBackground | + GCFillStyle,&gcVals); + carefullySetFont(processGC,buttonFont); + + /* lightingGC */ + controlGCVals.foreground = monoColor(axesColor); + controlGCVals.background = backgroundColor; + lightingGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(lightingGC,lightingFont); + + + /* volumeGC */ + volumeGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(volumeGC,volumeFont); + + /* quitGC */ + quitGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(quitGC,buttonFont); + + /* saveGC */ + saveGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(saveGC,buttonFont); + + + /* graphGC */ + graphGC = XCreateGC(dsply,rtWindow,GCForeground | GCBackground + ,&controlGCVals); + carefullySetFont(graphGC,buttonFont); + if (!(viewport = (viewPoints *)saymem("viewport3D.c", + 1,sizeof(viewPoints)))) { + fprintf(stderr,"Ran out of memory trying to create a viewport.\n"); + exitWithAck(RootWindow(dsply,scrn),Window,-1); + } + /* Definition of the 4x4 identity matrix. */ + I[0][0] = 1.0; I[0][1] = 0.0; I[0][2] = 0.0; I[0][3] = 0.0; + I[1][0] = 0.0; I[1][1] = 1.0; I[1][2] = 0.0; I[1][3] = 0.0; + I[2][0] = 0.0; I[2][1] = 0.0; I[2][2] = 1.0; I[2][3] = 0.0; + I[3][0] = 0.0; I[3][1] = 0.0; I[3][2] = 0.0; I[3][3] = 1.0; + + viewport->viewportKey = viewportKeyNum++; + viewport->nextViewport = 0; + viewport->prevViewport = 0; + viewport->deltaX = viewport->deltaX0 = viewData.deltaX; + viewport->deltaY = viewport->deltaY0 = viewData.deltaY; + viewport->deltaZ = viewport->deltaZ0 = viewData.deltaZ; + viewport->scale = viewport->scale0 = viewData.scale; + viewport->scaleX = viewData.scaleX; + viewport->scaleY = viewData.scaleY; + viewport->scaleZ = viewData.scaleZ; + viewport->transX = (viewData.xmax + viewData.xmin)/2.0; + viewport->transY = (viewData.ymax + viewData.ymin)/2.0; + viewport->transZ = (viewData.zmax + viewData.zmin)/2.0; + + viewport->theta = viewport->axestheta = viewport->theta0 = viewData.theta; + viewport->phi = viewport->axesphi = viewport->phi0 = viewData.phi; + viewport->thetaObj = 0.0; + viewport->phiObj = 0.0; + + viewData.title = "untitled"; + strcpy(viewport->title,viewData.title); + + viewport->axesOn = yes; + viewport->regionOn = no; + viewport->monoOn = no; + viewport->zoomXOn = yes; + viewport->zoomYOn = yes; + viewport->zoomZOn = yes; + + viewport->originrOn = yes; + viewport->objectrOn = no; + viewport->originFlag = no; + + viewport->xyOn = no; + viewport->xzOn = no; + viewport->yzOn = no; + + viewport->closing = no; + viewport->allowDraw = yes; /*if no, just draw axes the first time */ + viewport->needNorm = yes; + + viewport->lightVector[0] = -0.5; + viewport->lightVector[1] = 0.5; + viewport->lightVector[2] = 0.5; + viewport->translucency = viewData.translucency; + + viewport->hueOffset = viewData.hueOff; + viewport->numberOfHues = viewData.numOfHues; + viewport->hueTop = viewData.hueOff + viewData.numOfHues; + if (viewport->hueTop > totalHues-1) viewport->hueTop = totalHues-1; + viewport->diagonals = viewData.diagonals; + + /* make theta in [0..2pi) and phi in (-pi..pi] */ + while (viewport->theta >= two_pi) { + viewport->theta -= two_pi; + } + while (viewport->theta < 0.0) { + viewport->theta += two_pi; + } + while (viewport->phi > pi) { + viewport->phi -= two_pi; + } + while (viewport->phi <= -pi) { + viewport->phi += two_pi; + } + + while (viewport->axestheta >= two_pi) { + viewport->axestheta -= two_pi; + } + while (viewport->axestheta < 0.0) { + viewport->axestheta += two_pi; + } + while (viewport->axesphi > pi) { + viewport->axesphi -= two_pi; + } + while (viewport->axesphi <= -pi) { + viewport->axesphi += two_pi; + } + + /* Initialize the rotation matrix about the origin. */ + sinTheta = sin(-viewport->theta); + cosTheta = cos(-viewport->theta); + sinPhi = sin(viewport->phi); + cosPhi = cos(viewport->phi); + ROTATE(R); /* angles theta and phi are global */ + + /* Initialize the rotation matrix about the object's center of volume. */ + sinTheta = sin(-viewport->thetaObj); + cosTheta = cos(-viewport->thetaObj); + sinPhi = sin(viewport->phiObj); + cosPhi = cos(viewport->phiObj); + ROTATE1(R1); /* angles theta and phi are global */ + + + /* Initialize the non-uniform scaling matrix. */ + SCALE(viewport->scaleX,viewport->scaleY,viewport->scaleZ,S); + /* Initialize the translation matrix. */ + TRANSLATE(-viewport->deltaX,-viewport->deltaY,0.0,T); + /**** make the windows for the viewport ****/ + spadbits = XCreateBitmapFromData(dsply,rtWindow, + spadBitmap_bits, + spadBitmap_width,spadBitmap_height); + spadmask = XCreateBitmapFromData(dsply,rtWindow, + spadMask_bits, + spadMask_width,spadMask_height); + viewAttrib.background_pixel = backgroundColor; + viewAttrib.border_pixel = foregroundColor; + + viewAttrib.override_redirect = overrideManager; + + viewAttrib.colormap = colorMap; + foreColor.pixel = foregroundColor; + backColor.pixel = backgroundColor; +/* + foreColor.pixel = viewCursorForeground; + backColor.pixel = viewCursorBackground; +*/ + XQueryColor(dsply,colorMap,&foreColor); + XQueryColor(dsply,colorMap,&backColor); + viewAttrib.cursor = XCreatePixmapCursor(dsply,spadbits,spadmask, + &foreColor,&backColor,spadBitmap_x_hot,spadBitmap_y_hot); + viewAttrib.event_mask = titleMASK; + if (viewData.vW) { + titleSizeHints.flags = PPosition | PSize; + titleSizeHints.x = viewData.vX; + titleSizeHints.y = viewData.vY; + titleSizeHints.width = viewData.vW; + titleSizeHints.height = viewData.vH; + } else { /* ain't gonna allow this for now... */ + titleSizeHints.flags = PSize; + titleSizeHints.width = viewWidth; + titleSizeHints.height = viewHeight; + } + + viewTitleWindow = XCreateWindow(dsply,rtWindow,viewData.vX,viewData.vY, + viewData.vW,viewData.vH,viewBorderWidth+3, + CopyFromParent,InputOutput,CopyFromParent, + viewportTitleCreateMASK,&viewAttrib); + + wm_delete_window = XInternAtom(dsply, "WM_DELETE_WINDOW", False); + (void) XSetWMProtocols(dsply, viewTitleWindow, &wm_delete_window, 1); + + XSetNormalHints(dsply,viewTitleWindow,&titleSizeHints); + if (strlen(viewport->title) < 30) + XSetStandardProperties(dsply,viewTitleWindow,"AXIOM 3D",viewport->title, + None,NULL,0,&titleSizeHints); + else + XSetStandardProperties(dsply,viewTitleWindow,"AXIOM 3D","3D AXIOM Graph", + None,NULL,0,&titleSizeHints); + viewport->titleWindow = viewTitleWindow; + + viewAttrib.event_mask = viewportMASK; + viewSizeHints.flags = PPosition | PSize; + viewSizeHints.x = -(viewBorderWidth+3); + viewSizeHints.y = titleHeight; + viewSizeHints.width = titleSizeHints.width; + viewSizeHints.height = titleSizeHints.height-(titleHeight+appendixHeight); + viewGraphWindow = XCreateWindow(dsply,viewTitleWindow, + viewSizeHints.x,viewSizeHints.y, + viewSizeHints.width,viewSizeHints.height, + viewBorderWidth+3, + CopyFromParent,InputOutput,CopyFromParent, + viewportCreateMASK,&viewAttrib); + XSetNormalHints(dsply,viewGraphWindow,&viewSizeHints); + XSetStandardProperties(dsply,viewGraphWindow,"","",None,NULL,0, + &viewSizeHints); + viewport->viewWindow = viewGraphWindow; + graphWindowAttrib.width = viewSizeHints.width; + graphWindowAttrib.height = viewSizeHints.height; + + if (viewport->hueOffset != viewport->hueTop) { + multiColorFlag = yes; + redoColor = no; + } else { + if (viewport->hueTop < 11) + smoothHue = viewport->hueTop*6; + else { + if (viewport->hueTop > 10 && viewport->hueTop < 16) + smoothHue = viewport->hueTop*20 - 140; + else smoothHue = viewport->hueTop*12 - 12; + } + redoColor = yes; + } + + +} /* main() */ + + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/transform3d.c.pamphlet b/src/graph/view3D/transform3d.c.pamphlet new file mode 100644 index 00000000..77da7555 --- /dev/null +++ b/src/graph/view3D/transform3d.c.pamphlet @@ -0,0 +1,179 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D transform3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _TRANSFORM3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + + +#include "header.h" + +#include "all_3d.H1" + +void +#ifdef _NO_PROTO +matrixMultiply4x4(xxA,xxB,array) + float xxA[4][4], xxB[4][4], array[4][4]; +#else +matrixMultiply4x4(float xxA[4][4],float xxB[4][4],float array[4][4]) +#endif +{ + array[0][0] = xxA[0][0]*xxB[0][0] + xxA[0][1]*xxB[1][0] + + xxA[0][2]*xxB[2][0] + xxA[0][3]*xxB[3][0]; + array[1][0] = xxA[1][0]*xxB[0][0] + xxA[1][1]*xxB[1][0] + + xxA[1][2]*xxB[2][0] + xxA[1][3]*xxB[3][0]; + array[2][0] = xxA[2][0]*xxB[0][0] + xxA[2][1]*xxB[1][0] + + xxA[2][2]*xxB[2][0] + xxA[2][3]*xxB[3][0]; + array[3][0] = xxA[3][0]*xxB[0][0] + xxA[3][1]*xxB[1][0] + + xxA[3][2]*xxB[2][0] + xxA[3][3]*xxB[3][0]; + array[0][1] = xxA[0][0]*xxB[0][1] + xxA[0][1]*xxB[1][1] + + xxA[0][2]*xxB[2][1] + xxA[0][3]*xxB[3][1]; + array[1][1] = xxA[1][0]*xxB[0][1] + xxA[1][1]*xxB[1][1] + + xxA[1][2]*xxB[2][1] + xxA[1][3]*xxB[3][1]; + array[2][1] = xxA[2][0]*xxB[0][1] + xxA[2][1]*xxB[1][1] + + xxA[2][2]*xxB[2][1] + xxA[2][3]*xxB[3][1]; + array[3][1] = xxA[3][0]*xxB[0][1] + xxA[3][1]*xxB[1][1] + + xxA[3][2]*xxB[2][1] + xxA[3][3]*xxB[3][1]; + array[0][2] = xxA[0][0]*xxB[0][2] + xxA[0][1]*xxB[1][2] + + xxA[0][2]*xxB[2][2] + xxA[0][3]*xxB[3][2]; + array[1][2] = xxA[1][0]*xxB[0][2] + xxA[1][1]*xxB[1][2] + + xxA[1][2]*xxB[2][2] + xxA[1][3]*xxB[3][2]; + array[2][2] = xxA[2][0]*xxB[0][2] + xxA[2][1]*xxB[1][2] + + xxA[2][2]*xxB[2][2] + xxA[2][3]*xxB[3][2]; + array[3][2] = xxA[3][0]*xxB[0][2] + xxA[3][1]*xxB[1][2] + + xxA[3][2]*xxB[2][2] + xxA[3][3]*xxB[3][2]; + array[0][3] = xxA[0][0]*xxB[0][3] + xxA[0][1]*xxB[1][3] + + xxA[0][2]*xxB[2][3] + xxA[0][3]*xxB[3][3]; + array[1][3] = xxA[1][0]*xxB[0][3] + xxA[1][1]*xxB[1][3] + + xxA[1][2]*xxB[2][3] + xxA[1][3]*xxB[3][3]; + array[2][3] = xxA[2][0]*xxB[0][3] + xxA[2][1]*xxB[1][3] + + xxA[2][2]*xxB[2][3] + xxA[2][3]*xxB[3][3]; + array[3][3] = xxA[3][0]*xxB[0][3] + xxA[3][1]*xxB[1][3] + + xxA[3][2]*xxB[2][3] + xxA[3][3]*xxB[3][3]; +} + + +void +#ifdef _NO_PROTO +vectorMatrix4(xxD,xxE,xxF) + float xxD[4], xxE[4][4], xxF[4]; +#else +vectorMatrix4(float xxD[4],float xxE[4][4],float xxF[4]) +#endif +{ + xxF[0]= xxD[0]*xxE[0][0] + xxD[1]*xxE[1][0] + xxD[2]*xxE[2][0] + xxD[3]*xxE[3][0]; + xxF[1]= xxD[0]*xxE[0][1] + xxD[1]*xxE[1][1] + xxD[2]*xxE[2][1] + xxD[3]*xxE[3][1]; + xxF[2]= xxD[0]*xxE[0][2] + xxD[1]*xxE[1][2] + xxD[2]*xxE[2][2] + xxD[3]*xxE[3][2]; + xxF[3]= xxD[0]*xxE[0][3] + xxD[1]*xxE[1][3] + xxD[2]*xxE[2][3] + xxD[3]*xxE[3][3]; +} + + +void +#ifdef _NO_PROTO +ROTATE(xxR) + float xxR[4][4]; +#else +ROTATE(float xxR[4][4]) +#endif +{ + xxR[0][0]= -(cosTheta); xxR[0][1]= -(-sinTheta*cosPhi); xxR[0][2]= -(sinTheta*sinPhi); xxR[0][3]= 0.0; + xxR[1][0]= -(sinTheta); xxR[1][1]= -(cosTheta*cosPhi); xxR[1][2]= -(-cosTheta*sinPhi); xxR[1][3]= 0.0; + xxR[2][0]= 0.0; xxR[2][1]= -(sinPhi); xxR[2][2]= -(cosPhi); xxR[2][3]= 0.0; + xxR[3][0]= 0.0; xxR[3][1]= 0.0; xxR[3][2]= 0.0; xxR[3][3]= -(1.0); +} + +void +#ifdef _NO_PROTO +ROTATE1(xxR) + float xxR[4][4]; +#else +ROTATE1(float xxR[4][4]) +#endif +{ + xxR[0][0]= (cosTheta); xxR[0][1]= (-sinTheta*cosPhi); xxR[0][2]= (sinTheta*sinPhi); xxR[0][3]= 0.0; + xxR[1][0]= (sinTheta); xxR[1][1]= (cosTheta*cosPhi); xxR[1][2]= (-cosTheta*sinPhi); xxR[1][3]= 0.0; + xxR[2][0]= 0.0; xxR[2][1]= (sinPhi); xxR[2][2]= (cosPhi); xxR[2][3]= 0.0; + xxR[3][0]= 0.0; xxR[3][1]= 0.0; xxR[3][2]= 0.0; xxR[3][3]= (1.0); +} + + +void +#ifdef _NO_PROTO +SCALE(x,y,z,xxS) + float x, y, z, xxS[4][4]; +#else +SCALE(float x,float y,float z,float xxS[4][4]) +#endif +{ + xxS[0][0] = x; xxS[0][1] = 0.0; xxS[0][2] = 0.0; xxS[0][3] = 0.0; + xxS[1][0] = 0.0; xxS[1][1] = y; xxS[1][2] = 0.0; xxS[1][3] = 0.0; + xxS[2][0] = 0.0; xxS[2][1] = 0.0; xxS[2][2] = z; xxS[2][3] = 0.0; + xxS[3][0] = 0.0; xxS[3][1] = 0.0; xxS[3][2] = 0.0; xxS[3][3] = 1.0; +} + + +void +#ifdef _NO_PROTO +TRANSLATE(x,y,z,xxT) + float x, y, z, xxT[4][4]; +#else +TRANSLATE(float x,float y,float z,float xxT[4][4]) +#endif +{ + xxT[0][0] = 1.0; xxT[0][1] = 0.0; xxT[0][2] = 0.0; xxT[0][3] = 0.0; + xxT[1][0] = 0.0; xxT[1][1] = 1.0; xxT[1][2] = 0.0; xxT[1][3] = 0.0; + xxT[2][0] = 0.0; xxT[2][1] = 0.0; xxT[2][2] = -1.0; xxT[2][3] = 0.0; + xxT[3][0] = x; xxT[3][1] = y; xxT[3][2] = z; xxT[3][3] = 1.0; +} +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/viewport3d.c.pamphlet b/src/graph/view3D/viewport3d.c.pamphlet new file mode 100644 index 00000000..cb69dd3c --- /dev/null +++ b/src/graph/view3D/viewport3d.c.pamphlet @@ -0,0 +1,941 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D viewport3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _VIEWPORT3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <math.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <stdlib.h> + +#include "spadBitmap.bitmap" +#include "spadMask.mask" + +#include "header.h" + /*** definition for the axes and labels - this is the minimun that will be + drawn on the window - thus allowing the user some idea of the + orientation of the coordinate axes when rotating, etc. The + drawing of the mesh is aborted when an appropriate X event occurs. + The mesh should be scaled to the range of [-100..100] in all + directions. axisRange defines the range...change the stuff below + if that has changed. ***/ +#include "static.h" +#include "draw.h" +#include "volume.h" +#include "mode.h" + +#include "util.H1" +#include "Gfun.H1" +#include "XSpadFill.H1" +#include "all_3d.H1" + +#define axesOffset 5 + +Atom wm_delete_window; + + +/*************************** + *** void writeTitle() *** + ***************************/ + +void +#ifdef _NO_PROTO +writeTitle () +#else +writeTitle (void) +#endif +{ + + int strlength; + XWindowAttributes twInfo; + + XGetWindowAttributes(dsply, viewport->titleWindow, &twInfo); + if (mono || viewport->monoOn) + GSetForeground(anotherGC, (float)foregroundColor, Xoption); + else + GSetForeground(anotherGC, (float)titleColor, Xoption); + XClearWindow(dsply, viewport->titleWindow); + + strlength = strlen(viewport->title); + GDrawImageString(anotherGC, viewport->titleWindow, + centerX(anotherGC, viewport->title, strlength, + twInfo.width), 15, + viewport->title, strlength, Xoption); + +} + + +/**************************** + * void drawPreViewport() * + * * + * draws the axes and boxes * + * before the actual stuff. * + * all incoming signals * + * should be block and no * + * check for pending X * + * events are made. * + * * + ****************************/ + +void +#ifdef _NO_PROTO +drawPreViewport (dFlag) + int dFlag; /* display flag: PS, X, etc. */ +#else +drawPreViewport (int dFlag) +#endif +{ + + int i, j, vPx0, vPy0, vPx1, vPy1; + /* for drawing the box */ + float vPz, absTransX, absTransY; + XPoint blackbox[3], line[2]; + RGB axes_rgb, clipbox_rgb, boundbox_rgb; + + axes_rgb.r = 0.8; axes_rgb.g = 0.6; axes_rgb.b = 0.2; + clipbox_rgb.r = 0.4; clipbox_rgb.g = 0.5; clipbox_rgb.b = 0.9; + boundbox_rgb.r = 0.4; boundbox_rgb.g = 0.7; boundbox_rgb.b = 0.9; + + XGetWindowAttributes(dsply, viewport->viewWindow, &vwInfo); + graphWindowAttrib = vwInfo; + + /* Calculate various factors for use in projection */ + /* Scale so that plot the scaling between the axes remains constant + and fits within the smaller of the two dimensions. */ + + xCenter = vwInfo.width / 2; + yCenter = vwInfo.height / 2; + + if (vwInfo.height <= vwInfo.width) { + viewScale = viewport->scale * vwInfo.height / viewHeight; + } + else { + viewScale = viewport->scale * vwInfo.width / viewWidth; + } + + /* Draw the projected image */ + /** draw the axes without heeding to X interrupts, first **/ + + if (dFlag == Xoption) /* do this for X option only */ + XClearWindow(dsply, viewport->viewWindow); + + sinTheta = sin(-viewport->axestheta); + cosTheta = cos(-viewport->axestheta); + sinPhi = sin(viewport->axesphi); + cosPhi = cos(viewport->axesphi); + + /* Create transformation matrices */ + ROTATE(R); /* angles theta and phi are global */ + SCALE(viewport->scaleX,viewport->scaleY,viewport->scaleZ,S); + TRANSLATE(-viewport->deltaX,-viewport->deltaY,0.0,T); + + /**** Pre Draw Routine ****/ + + if ((dFlag == PSoption) && (foregroundColor == white)) { + GSetForeground(globGC,(float)backgroundColor,dFlag); + blackbox[0].x = vwInfo.width; blackbox[0].y = vwInfo.height; + blackbox[1].x = 0; blackbox[1].y = 0; + blackbox[2].x = 0; blackbox[2].y = vwInfo.height; + if (viewport->monoOn || mono) { + PSFillPolygon(globGC, blackbox, 3); + } else { + PSColorPolygon(0.0,0.0,0.0,blackbox,4); + } + blackbox[0].x = vwInfo.width; blackbox[0].y = 0; + blackbox[1].x = 0; blackbox[1].y = 0; + blackbox[2].x = vwInfo.width; blackbox[2].y = vwInfo.height; + if (viewport->monoOn || mono) { + PSFillPolygon(globGC, blackbox, 3); + } else { + PSColorPolygon(0.0,0.0,0.0,blackbox,4); + } + } + + /* axes */ + + for (i=0; i < 3; i++) { + projectStuff(axes[i][0],axes[i][1],axes[i][2],&vPx0,&vPy0,&vPz); + axesXY[i][0] = vPx0; axesXY[i][1] = vPy0; axesZ[i][0] = vPz; + projectStuff(axes[i][3],axes[i][4],axes[i][5],&vPx1,&vPy1,&vPz); + axesXY[i][2] = vPx1; axesXY[i][3] = vPy1; axesZ[i][1] = vPz; + if (viewport->axesOn) { + if (viewport->monoOn || mono) { + GSetForeground(globalGC1,(float)foregroundColor,dFlag); + GSetForeground(globGC,(float)foregroundColor,dFlag); + GDrawLine(globalGC1,viewport->viewWindow,vPx0,vPy0,vPx1,vPy1,dFlag); + } else { + if (dFlag == PSoption) { + GSetForeground(globGC,(float)foregroundColor,dFlag); + line[0].x = vPx0; line[0].y = vPy0; + line[1].x = vPx1; line[1].y = vPy1; + PSDrawColor(axes_rgb.r,axes_rgb.g,axes_rgb.b,line,2); + } else { + GSetForeground(globalGC1,(float)monoColor(axesColor),dFlag); + GSetForeground(globGC,(float)monoColor(labelColor),dFlag); + GDrawLine(globalGC1,viewport->viewWindow,vPx0,vPy0,vPx1,vPy1,dFlag); + } + } + if (i == 0) { + if (axesXY[0][2] < axesXY[0][0]) vPx1 -= axesOffset; + else vPx1 += axesOffset; + if (axesXY[0][3] < axesXY[0][1]) vPy1 -= axesOffset; + else vPy1 += axesOffset; + if (!viewport->yzOn) + GDrawString(globGC,viewport->viewWindow,vPx1,vPy1,"X",1,dFlag); + } else { + if (i == 1) { + if (axesXY[1][2] < axesXY[1][0]) vPx1 -= axesOffset; + else vPx1 += axesOffset; + if (axesXY[1][3] < axesXY[1][1]) vPy1 -= axesOffset; + else vPy1 += axesOffset; + if (!viewport->xzOn) + GDrawString(globGC,viewport->viewWindow,vPx1,vPy1,"Y",1,dFlag); + } else { + if (axesXY[2][2] < axesXY[2][0]) vPx1 -= axesOffset; + else vPx1 += axesOffset; + if (axesXY[2][3] < axesXY[2][1]) vPy1 -= axesOffset; + else vPy1 += axesOffset; + if (!viewport->xyOn) + GDrawString(globGC,viewport->viewWindow,vPx1,vPy1,"Z",1,dFlag); + } + } + GSetForeground(globalGC1,(float)monoColor(buttonColor),dFlag); + GSetForeground(globGC,(float)monoColor(buttonColor),dFlag); + } /* if viewport->axesOn */ + } + + viewport->transX = (viewData.xmax + viewData.xmin)/2.0; + viewport->transY = (viewData.ymax + viewData.ymin)/2.0; + viewport->transZ = (viewData.zmax + viewData.zmin)/2.0; + + absTransX = absolute(viewport->transX); + absTransY = absolute(viewport->transY); + if ((absTransX > 0.5) || (absTransY > 0.5)) { + if (absTransX > absTransY) + reScale = 50.0 * absTransX / viewData.scaleToView; + else + reScale = 50.0 * absTransY / viewData.scaleToView; + if (reScale < 100.0) reScale = 100.0; + } else { + reScale = 100.0; + } + + sinTheta = sin(-viewport->thetaObj); + cosTheta = cos(-viewport->thetaObj); + sinPhi = sin(viewport->phiObj); + cosPhi = cos(viewport->phiObj); + ROTATE1(R1); + + if (viewport->originFlag) viewport->originFlag = no; + sinTheta = sin(-viewport->axestheta); + cosTheta = cos(-viewport->axestheta); + sinPhi = sin(viewport->axesphi); + cosPhi = cos(viewport->axesphi); + ROTATE(R); + + /* region box */ + if (viewData.clipbox) { + clipCorners[0].x = viewData.clipXmin; + clipCorners[0].y = viewData.clipYmin; + clipCorners[0].z = viewData.clipZmin; + clipCorners[1].x = viewData.clipXmax; + clipCorners[1].y = viewData.clipYmin; + clipCorners[1].z = viewData.clipZmin; + clipCorners[2].x = viewData.clipXmax; + clipCorners[2].y = viewData.clipYmin; + clipCorners[2].z = viewData.clipZmax; + clipCorners[3].x = viewData.clipXmin; + clipCorners[3].y = viewData.clipYmin; + clipCorners[3].z = viewData.clipZmax; + clipCorners[4].x = viewData.clipXmin; + clipCorners[4].y = viewData.clipYmax; + clipCorners[4].z = viewData.clipZmin; + clipCorners[5].x = viewData.clipXmax; + clipCorners[5].y = viewData.clipYmax; + clipCorners[5].z = viewData.clipZmin; + clipCorners[6].x = viewData.clipXmax; + clipCorners[6].y = viewData.clipYmax; + clipCorners[6].z = viewData.clipZmax; + clipCorners[7].x = viewData.clipXmin; + clipCorners[7].y = viewData.clipYmax; + clipCorners[7].z = viewData.clipZmax; + + GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,dFlag); + + /* project the 8 corners of the box */ + for (i=0;i<8;i++) projectAPoint(&(clipCorners[i])); + + for (i=0;i<6;i++) { + clipBox[i].inside = ((clipBox[i].pointsPtr[2]->px - + clipBox[i].pointsPtr[1]->px) * + (clipBox[i].pointsPtr[1]->py - + clipBox[i].pointsPtr[0]->py) - + (clipBox[i].pointsPtr[2]->py - + clipBox[i].pointsPtr[1]->py) * + (clipBox[i].pointsPtr[1]->px - + clipBox[i].pointsPtr[0]->px)) < 0; + if (clipBox[i].inside) { + for (j=0; j<3; j++) { + quadMesh[j].x = clipBox[i].pointsPtr[j]->px; + quadMesh[j].y = clipBox[i].pointsPtr[j]->py; + } + if (viewport->monoOn || mono) { + GSetForeground(trashGC,(float)foregroundColor,dFlag); + GDrawLines(trashGC, viewport->viewWindow, quadMesh, 3, + CoordModeOrigin, dFlag); + } else { + if (dFlag == PSoption) { + GSetForeground(trashGC,(float)clipBoxInline, dFlag); + line[0].x = quadMesh[0].x; line[0].y = quadMesh[0].y; + line[1].x = quadMesh[1].x; line[1].y = quadMesh[1].y; + PSDrawColor(clipbox_rgb.r,clipbox_rgb.g,clipbox_rgb.b,line,2); + line[0].x = quadMesh[1].x; line[0].y = quadMesh[1].y; + line[1].x = quadMesh[2].x; line[1].y = quadMesh[2].y; + PSDrawColor(clipbox_rgb.r,clipbox_rgb.g,clipbox_rgb.b,line,2); + } else { + GSetForeground(trashGC,(float)clipBoxInline, dFlag); + GDrawLines(trashGC, viewport->viewWindow, quadMesh, 3, + CoordModeOrigin, dFlag); + } + } + } + } + } /* if viewData.clipbox */ + + /* VOLUME panel stuff */ + if ((doingPanel == VOLUMEpanel) || viewData.box) { + + GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,dFlag); + + for (i=0;i<8;i++) { + /* project the 8 corners of the box */ + projectAPoint(&(corners[i])); + if (i) { + if (corners[i].pz > pzMax) pzMax = corners[i].pz; + else if (corners[i].pz < pzMin) pzMin = corners[i].pz; + } else + pzMax = pzMin = corners[i].pz; + } + + for (i=0;i<6;i++) { + /* Process the 6 sides of the boxes. + Here, we calculate, for each side (defined by two segments) + whether it is facing towards or away from the viewer. if + facing, away, we draw them first. later we draw the ones + facing the viewer. (this is a sort of backface removal + scheme. */ + /* We define the normal vector for the box as vA X vB where + vA=p2-p0 and vB=p1-p0. All we really care about, though, + is what sign the normal is (whether it is towards or away + from the viewer - so we just take the triple product of + it against the eye vector, which is, conveniently enough, + simply [0 0 1]. Hence, only the Z component of the + cross product is calculated. (Actually, we are using the + projected normal - that's how we are able to use the + trick of just taking the Z component. */ + box[i].inside = ((box[i].pointsPtr[2]->px - + box[i].pointsPtr[0]->px) * /* Ax * */ + (box[i].pointsPtr[1]->py - + box[i].pointsPtr[0]->py) - /* By - */ + (box[i].pointsPtr[2]->py - + box[i].pointsPtr[0]->py) * /* Ay * */ + (box[i].pointsPtr[1]->px - + box[i].pointsPtr[0]->px)) /* Bx */ + < 0; + if (box[i].inside) { + for (j=0; j<3; j++) { + quadMesh[j].x = box[i].pointsPtr[j]->px; + quadMesh[j].y = box[i].pointsPtr[j]->py; + } + if (viewport->monoOn || mono) { + GSetForeground(trashGC,(float)foregroundColor,dFlag); + GDrawLines(trashGC, viewport->viewWindow, quadMesh, 3, + CoordModeOrigin, dFlag); + } else { + if (dFlag == PSoption) { + GSetForeground(trashGC,(float)boxInline, dFlag ); + line[0].x = quadMesh[0].x; line[0].y = quadMesh[0].y; + line[1].x = quadMesh[1].x; line[1].y = quadMesh[1].y; + PSDrawColor(boundbox_rgb.r,boundbox_rgb.g,boundbox_rgb.b,line,2); + line[0].x = quadMesh[1].x; line[0].y = quadMesh[1].y; + line[1].x = quadMesh[2].x; line[1].y = quadMesh[2].y; + PSDrawColor(boundbox_rgb.r,boundbox_rgb.g,boundbox_rgb.b,line,2); + } else { + GSetForeground(trashGC,(float)boxInline, dFlag ); + GDrawLines(trashGC, viewport->viewWindow, quadMesh, 3, + CoordModeOrigin, dFlag); + } + } + } + } + } /* if viewData.box */ + + /* Write out view data */ + if (dFlag == Xoption) { /* do this only for X option */ + writeControlMessage(); + XFlush(dsply); + } +} + + +/********************************/ +/*** void drawTheViewport() ***/ +/********************************/ + +void +#ifdef _NO_PROTO +drawTheViewport (dFlag) + int dFlag; /* display flag: PS, X,... */ +#else +drawTheViewport (int dFlag) +#endif +{ + + int i,j; + XPoint line[2]; + RGB clipbox_rgb, boundbox_rgb; + + clipbox_rgb.r = 0.4; clipbox_rgb.g = 0.5; clipbox_rgb.b = 0.9; + boundbox_rgb.r = 0.4; boundbox_rgb.g = 0.7; boundbox_rgb.b = 0.9; + + /**** Draw Routine ****/ + + if (viewport->allowDraw && (doingPanel != VOLUMEpanel)) { + /* Do not draw the mesh stuff if we're in the process of changing + the viewing volume; we just want to see the volume */ + + /* drawMore allows the drawing to continue if no relevant XEvent occurs */ + drawMore = yes; + drawMore = keepDrawingViewport(); + draw3DComponents(dFlag); + + } /*if viewport->allowDraw */ + + /**** Post Draw Routine ****/ + if (viewData.clipbox) { /* draw the front 3 lines of region box */ + GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,dFlag); + for (i=0; i<6; i++) { + if (!(clipBox[i].inside)) { + for (j=0; j<4; j++) { + quadMesh[j].x = clipBox[i].pointsPtr[j]->px; + quadMesh[j].y = clipBox[i].pointsPtr[j]->py; + } + if (viewport->monoOn || mono) { + GSetForeground(trashGC,(float)foregroundColor,dFlag); + GDrawLines(trashGC, viewport->viewWindow, quadMesh, 3, + CoordModeOrigin, dFlag); + } else { + if (dFlag == PSoption) { + GSetForeground(trashGC,(float)boxInline, dFlag ); + line[0].x = quadMesh[0].x; line[0].y = quadMesh[0].y; + line[1].x = quadMesh[1].x; line[1].y = quadMesh[1].y; + PSDrawColor(clipbox_rgb.r,clipbox_rgb.g,clipbox_rgb.b,line,2); + line[0].x = quadMesh[1].x; line[0].y = quadMesh[1].y; + line[1].x = quadMesh[2].x; line[1].y = quadMesh[2].y; + PSDrawColor(clipbox_rgb.r,clipbox_rgb.g,clipbox_rgb.b,line,2); + } else { + GSetForeground(trashGC,(float)boxInline, dFlag ); + GDrawLines(trashGC, viewport->viewWindow, quadMesh, 3, + CoordModeOrigin, dFlag); + } + } + } + } + } + + if ((doingPanel==VOLUMEpanel) || viewData.box) { + GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,dFlag); + for (i=0; i<6; i++) { + if (!(box[i].inside)) { + for (j=0; j<4; j++) { + quadMesh[j].x = box[i].pointsPtr[j]->px; + quadMesh[j].y = box[i].pointsPtr[j]->py; + } + if (viewport->monoOn || mono) { + GSetForeground(trashGC,(float)foregroundColor,dFlag); + GDrawLines(trashGC, viewport->viewWindow, quadMesh, 3, + CoordModeOrigin, dFlag); + } else { + if (dFlag == PSoption) { + GSetForeground(trashGC,(float)boxInline, dFlag ); + line[0].x = quadMesh[0].x; line[0].y = quadMesh[0].y; + line[1].x = quadMesh[1].x; line[1].y = quadMesh[1].y; + PSDrawColor(boundbox_rgb.r,boundbox_rgb.g,boundbox_rgb.b,line,2); + line[0].x = quadMesh[1].x; line[0].y = quadMesh[1].y; + line[1].x = quadMesh[2].x; line[1].y = quadMesh[2].y; + PSDrawColor(boundbox_rgb.r,boundbox_rgb.g,boundbox_rgb.b,line,2); + } else { + GSetForeground(trashGC,(float)boxInline, dFlag ); + GDrawLines(trashGC, viewport->viewWindow, quadMesh, 3, + CoordModeOrigin, dFlag); + } + } + } + } + } + + if (dFlag == Xoption) /* do this for X option only */ + XFlush(dsply); + + if (smoothError) { + strcpy(control->message,"Cannot alloc more smooth shades."); + writeControlMessage(); + smoothError = no; + } + +} /* drawTheViewport */ + +/************************************ + *** viewPoints *makeViewport() *** + ************************************/ + +viewPoints * +#ifdef _NO_PROTO +makeViewport () +#else +makeViewport (void) +#endif +{ + + Pixmap spadbits,spadmask; + XSetWindowAttributes viewAttrib; + XSizeHints titleSizeHints; + Window viewTitleWindow, viewGraphWindow; + XColor foreColor, backColor; + + /**** create a viewport ****/ + + if (!(viewport = (viewPoints *)saymem("viewport3D.c", + 1,sizeof(viewPoints)))) { + fprintf(stderr,"Ran out of memory trying to create a viewport.\n"); + exitWithAck(RootWindow(dsply,scrn),Window,-1); + } + /* Definition of the 4x4 identity matrix. */ + I[0][0] = 1.0; I[0][1] = 0.0; I[0][2] = 0.0; I[0][3] = 0.0; + I[1][0] = 0.0; I[1][1] = 1.0; I[1][2] = 0.0; I[1][3] = 0.0; + I[2][0] = 0.0; I[2][1] = 0.0; I[2][2] = 1.0; I[2][3] = 0.0; + I[3][0] = 0.0; I[3][1] = 0.0; I[3][2] = 0.0; I[3][3] = 1.0; + + viewport->viewportKey = viewportKeyNum++; + viewport->nextViewport = 0; + viewport->prevViewport = 0; + viewport->deltaX = viewport->deltaX0 = viewData.deltaX; + viewport->deltaY = viewport->deltaY0 = viewData.deltaY; + viewport->deltaZ = viewport->deltaZ0 = viewData.deltaZ; + viewport->scale = viewport->scale0 = viewData.scale; + viewport->scaleX = viewData.scaleX; + viewport->scaleY = viewData.scaleY; + viewport->scaleZ = viewData.scaleZ; + viewport->transX = (viewData.xmax + viewData.xmin)/2.0; + viewport->transY = (viewData.ymax + viewData.ymin)/2.0; + viewport->transZ = (viewData.zmax + viewData.zmin)/2.0; + + viewport->theta = viewport->axestheta = viewport->theta0 = viewData.theta; + viewport->phi = viewport->axesphi = viewport->phi0 = viewData.phi; + viewport->thetaObj = 0.0; + viewport->phiObj = 0.0; + + strcpy(viewport->title,viewData.title); + + viewport->axesOn = yes; + viewport->regionOn = no; + viewport->monoOn = no; + viewport->zoomXOn = yes; + viewport->zoomYOn = yes; + viewport->zoomZOn = yes; + + viewport->originrOn = yes; + viewport->objectrOn = no; + viewport->originFlag = no; + + viewport->xyOn = no; + viewport->xzOn = no; + viewport->yzOn = no; + + viewport->closing = no; + viewport->allowDraw = yes; /*if no, just draw axes the first time */ + viewport->needNorm = yes; + + viewport->lightVector[0] = -0.5; + viewport->lightVector[1] = 0.5; + viewport->lightVector[2] = 0.5; + viewport->translucency = viewData.translucency; + + viewport->hueOffset = viewData.hueOff; + viewport->numberOfHues = viewData.numOfHues; + viewport->hueTop = viewData.hueOff + viewData.numOfHues; + if (viewport->hueTop > totalHues-1) viewport->hueTop = totalHues-1; + viewport->diagonals = viewData.diagonals; + + /* make theta in [0..2pi) and phi in (-pi..pi] */ + while (viewport->theta >= two_pi) { + viewport->theta -= two_pi; + } + while (viewport->theta < 0.0) { + viewport->theta += two_pi; + } + while (viewport->phi > pi) { + viewport->phi -= two_pi; + } + while (viewport->phi <= -pi) { + viewport->phi += two_pi; + } + + while (viewport->axestheta >= two_pi) { + viewport->axestheta -= two_pi; + } + while (viewport->axestheta < 0.0) { + viewport->axestheta += two_pi; + } + while (viewport->axesphi > pi) { + viewport->axesphi -= two_pi; + } + while (viewport->axesphi <= -pi) { + viewport->axesphi += two_pi; + } + + /* Initialize the rotation matrix about the origin. */ + sinTheta = sin(-viewport->theta); + cosTheta = cos(-viewport->theta); + sinPhi = sin(viewport->phi); + cosPhi = cos(viewport->phi); + ROTATE(R); /* angles theta and phi are global */ + + /* Initialize the rotation matrix about the object's center of volume. */ + sinTheta = sin(-viewport->thetaObj); + cosTheta = cos(-viewport->thetaObj); + sinPhi = sin(viewport->phiObj); + cosPhi = cos(viewport->phiObj); + ROTATE1(R1); /* angles theta and phi are global */ + + + /* Initialize the non-uniform scaling matrix. */ + SCALE(viewport->scaleX,viewport->scaleY,viewport->scaleZ,S); + /* Initialize the translation matrix. */ + TRANSLATE(-viewport->deltaX,-viewport->deltaY,0.0,T); + /**** make the windows for the viewport ****/ + spadbits = XCreateBitmapFromData(dsply,rtWindow, + spadBitmap_bits, + spadBitmap_width,spadBitmap_height); + spadmask = XCreateBitmapFromData(dsply,rtWindow, + spadMask_bits, + spadMask_width,spadMask_height); + viewAttrib.background_pixel = backgroundColor; + viewAttrib.border_pixel = foregroundColor; + + viewAttrib.override_redirect = overrideManager; + + viewAttrib.colormap = colorMap; + foreColor.pixel = foregroundColor; + backColor.pixel = backgroundColor; +/* + foreColor.pixel = viewCursorForeground; + backColor.pixel = viewCursorBackground; +*/ + XQueryColor(dsply,colorMap,&foreColor); + XQueryColor(dsply,colorMap,&backColor); + viewAttrib.cursor = XCreatePixmapCursor(dsply,spadbits,spadmask, + &foreColor,&backColor,spadBitmap_x_hot,spadBitmap_y_hot); + viewAttrib.event_mask = titleMASK; + if (viewData.vW) { + titleSizeHints.flags = PPosition | PSize; + titleSizeHints.x = viewData.vX; + titleSizeHints.y = viewData.vY; + titleSizeHints.width = viewData.vW; + titleSizeHints.height = viewData.vH; + } else { /* ain't gonna allow this for now... */ + titleSizeHints.flags = PSize; + titleSizeHints.width = viewWidth; + titleSizeHints.height = viewHeight; + } + + viewTitleWindow = XCreateWindow(dsply /* display */, + rtWindow, /* parent */ + viewData.vX, /* x */ + viewData.vY, /* y */ + viewData.vW, /* width */ + viewData.vH, /* height */ + /* viewBorderWidth+3*/ 0, /* border width */ + CopyFromParent, /* depth */ + InputOutput, /* class */ + CopyFromParent, /* visual */ + viewportTitleCreateMASK,/* valuemask */ + &viewAttrib /* attributes */); + + wm_delete_window = XInternAtom(dsply, "WM_DELETE_WINDOW", False); + (void) XSetWMProtocols(dsply, viewTitleWindow, &wm_delete_window, 1); + + XSetNormalHints(dsply,viewTitleWindow,&titleSizeHints); + if (strlen(viewport->title) < 30) + XSetStandardProperties(dsply,viewTitleWindow,"AXIOM 3D",viewport->title, + None,NULL,0,&titleSizeHints); + else + XSetStandardProperties(dsply,viewTitleWindow,"AXIOM 3D","3D AXIOM Graph", + None,NULL,0,&titleSizeHints); + viewport->titleWindow = viewTitleWindow; + + viewAttrib.event_mask = viewportMASK; + viewSizeHints.flags = PPosition | PSize; + viewSizeHints.x = -(viewBorderWidth+3); + viewSizeHints.x = 0; /* lose this */ + viewSizeHints.y = titleHeight; + viewSizeHints.width = titleSizeHints.width; + viewSizeHints.height = titleSizeHints.height-(titleHeight+appendixHeight); + + viewGraphWindow = XCreateWindow(dsply, /* display */ + viewTitleWindow, /* parent */ + viewSizeHints.x, /* x */ + viewSizeHints.y, /* y */ + viewSizeHints.width, /* width */ + viewSizeHints.height, /* height */ + /* viewBorderWidth+3*/0, /* border width */ + CopyFromParent, /* depth */ + InputOutput, /* class */ + CopyFromParent, /* visual */ + viewportCreateMASK, /* valuemask */ + &viewAttrib /* attributes */); + XSetNormalHints(dsply,viewGraphWindow,&viewSizeHints); + XSetStandardProperties(dsply,viewGraphWindow,"","",None,NULL,0, + &viewSizeHints); + viewport->viewWindow = viewGraphWindow; + graphWindowAttrib.width = viewSizeHints.width; + graphWindowAttrib.height = viewSizeHints.height; + + if (viewport->hueOffset != viewport->hueTop) { + multiColorFlag = yes; + redoColor = no; + } else { + if (viewport->hueTop < 11) + smoothHue = viewport->hueTop*6; + else { + if (viewport->hueTop > 10 && viewport->hueTop < 16) + smoothHue = viewport->hueTop*20 - 140; + else smoothHue = viewport->hueTop*12 - 12; + } + redoColor = yes; + } + + /**** Make the control panel for the viewport. ****/ + + XSync(dsply,0); + + control = viewport->controlPanel = makeControlPanel(); + makeLightingPanel(); + makeVolumePanel(); + makeSavePanel(); + makeQuitPanel(); + + if ((viewport->haveControl = viewData.showCP)) + putControlPanelSomewhere(anywhere); + + firstTime = yes; + return(viewport); + +} /* makeViewport() */ + + +/***************************** + * void postMakeViewport() * + * * + * post processing when * + * creating a viewport. * + * 1) assign min,max values * + * for the box volume * + *****************************/ + +void +#ifdef _NO_PROTO +postMakeViewport () +#else +postMakeViewport (void) +#endif +{ + + corners[0].x = viewData.xmin; corners[0].y = viewData.ymin; + corners[0].z = viewData.zmin; + corners[1].x = viewData.xmax; corners[1].y = viewData.ymin; + corners[1].z = viewData.zmin; + corners[2].x = viewData.xmax; corners[2].y = viewData.ymin; + corners[2].z = viewData.zmax; + corners[3].x = viewData.xmin; corners[3].y = viewData.ymin; + corners[3].z = viewData.zmax; + corners[4].x = viewData.xmin; corners[4].y = viewData.ymax; + corners[4].z = viewData.zmin; + corners[5].x = viewData.xmax; corners[5].y = viewData.ymax; + corners[5].z = viewData.zmin; + corners[6].x = viewData.xmax; corners[6].y = viewData.ymax; + corners[6].z = viewData.zmax; + corners[7].x = viewData.xmin; corners[7].y = viewData.ymax; + corners[7].z = viewData.zmax; + + box[2].pointsPtr[0] = &(corners[0]); + box[2].pointsPtr[1] = &(corners[1]); + box[2].pointsPtr[2] = &(corners[2]); + box[2].pointsPtr[3] = &(corners[3]); + + box[3].pointsPtr[0] = &(corners[1]); + box[3].pointsPtr[1] = &(corners[5]); + box[3].pointsPtr[2] = &(corners[6]); + box[3].pointsPtr[3] = &(corners[2]); + + box[0].pointsPtr[0] = &(corners[4]); + box[0].pointsPtr[1] = &(corners[7]); + box[0].pointsPtr[2] = &(corners[6]); + box[0].pointsPtr[3] = &(corners[5]); + + box[1].pointsPtr[0] = &(corners[0]); + box[1].pointsPtr[1] = &(corners[3]); + box[1].pointsPtr[2] = &(corners[7]); + box[1].pointsPtr[3] = &(corners[4]); + + box[5].pointsPtr[0] = &(corners[3]); + box[5].pointsPtr[1] = &(corners[2]); + box[5].pointsPtr[2] = &(corners[6]); + box[5].pointsPtr[3] = &(corners[7]); + + box[4].pointsPtr[0] = &(corners[0]); + box[4].pointsPtr[1] = &(corners[4]); + box[4].pointsPtr[2] = &(corners[5]); + box[4].pointsPtr[3] = &(corners[1]); + + /* clip box */ + + clipBox[0].pointsPtr[0] = &(clipCorners[0]); + clipBox[0].pointsPtr[1] = &(clipCorners[1]); + clipBox[0].pointsPtr[2] = &(clipCorners[2]); + clipBox[0].pointsPtr[3] = &(clipCorners[3]); + + clipBox[1].pointsPtr[0] = &(clipCorners[1]); + clipBox[1].pointsPtr[1] = &(clipCorners[5]); + clipBox[1].pointsPtr[2] = &(clipCorners[6]); + clipBox[1].pointsPtr[3] = &(clipCorners[2]); + + clipBox[2].pointsPtr[0] = &(clipCorners[4]); + clipBox[2].pointsPtr[1] = &(clipCorners[7]); + clipBox[2].pointsPtr[2] = &(clipCorners[6]); + clipBox[2].pointsPtr[3] = &(clipCorners[5]); + + clipBox[3].pointsPtr[0] = &(clipCorners[0]); + clipBox[3].pointsPtr[1] = &(clipCorners[3]); + clipBox[3].pointsPtr[2] = &(clipCorners[7]); + clipBox[3].pointsPtr[3] = &(clipCorners[4]); + + clipBox[4].pointsPtr[0] = &(clipCorners[3]); + clipBox[4].pointsPtr[1] = &(clipCorners[2]); + clipBox[4].pointsPtr[2] = &(clipCorners[6]); + clipBox[4].pointsPtr[3] = &(clipCorners[7]); + + clipBox[5].pointsPtr[0] = &(clipCorners[0]); + clipBox[5].pointsPtr[1] = &(clipCorners[4]); + clipBox[5].pointsPtr[2] = &(clipCorners[5]); + clipBox[5].pointsPtr[3] = &(clipCorners[1]); + + +} + + +/***************************************** + *** int keepDrawingViewport() *** + *****************************************/ + + + + +int +#ifdef _NO_PROTO +keepDrawingViewport() +#else +keepDrawingViewport(void) +#endif +{ + + XEvent peekEvent; + int retVal; + + if (XPending(dsply)) { + XPeekEvent(dsply,&peekEvent); + if (((peekEvent.type == Expose) && + ((peekEvent.xany).window == viewport->viewWindow)) || + ((peekEvent.type == Expose) && + ((peekEvent.xany).window == viewport->titleWindow)) || + ((peekEvent.type == Expose) && + ((peekEvent.xany).window == control->controlWindow))) { + retVal = firstTime; + } else if ((peekEvent.xbutton.type == ButtonRelease) || + ((peekEvent.type == LeaveNotify) && !(followMouse)) || + ((peekEvent.type == MotionNotify) && !(followMouse)) || + (peekEvent.type == ResizeRequest)) { + XNextEvent(dsply,&peekEvent); + followMouse = no; + retVal = yes; + } else if ((peekEvent.xany).window == (control->buttonQueue[hideControl]).self) { + viewport->haveControl = no; + XUnmapWindow(dsply,control->controlWindow); + retVal = yes; + } else { + retVal = no; + } + } else { + retVal = !followMouse; + } + + if (writeImage) retVal = yes; + drawMore = no; + return(retVal); + +} +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/volume.h b/src/graph/view3D/volume.h new file mode 100755 index 00000000..35d60c42 --- /dev/null +++ b/src/graph/view3D/volume.h @@ -0,0 +1,169 @@ +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +/*#define rightLeft*/ +#define leftRight +#define newStuff + + /******* Define's ********/ + /*** box colors ***/ +#define boxInline monoColor(140) +#define boxOutline monoColor(140) +#define clipBoxInline monoColor(148) +#define clipBoxOutline monoColor(148) + +#define lightB 205 +#define lightPotA (control->buttonQueue[lightMoveZ].buttonY - 15) +#define lightPotB (control->buttonQueue[lightMoveZ].buttonY +\ + control->buttonQueue[lightMoveZ].buttonHeight + 7) +#define lightTransL (control->buttonQueue[lightTranslucent].buttonX - 20) + +#define volumeTitleColor monoColor(77) +#define volumeTitleA 190 +#define volumeTitleB 217 + +#define volumeMASK ExposureMask + +#define frustrumColor monoColor(147) +#define frustrumX 30 +#define frustrumY 20 +#define frustrumLength 100 +#define frustrumMidY 70 /* frustrumY + frustrumLength/2 */ +#define frustrumBotY (frustrumY + frustrumLength) +#ifdef newStuff +#define frustrumMin (control->buttonQueue[frustrumBut].xHalf) +#define frustrumMax (frustrumMin + \ + (control->buttonQueue[frustrumBut].xHalf)) +#endif + +#define hitherColor monoColor(68) /* clipping plane */ +#define hitherMinX (frustrumX + 5) +#define hitherMaxX (frustrumMin - 30) +#define hitherWinX (hitherMinX - 5) +#define hitherWinY (frustrumBotY + 10) +#define hitherWidth (hitherMaxX - hitherMinX + 10) +#define hitherHeight 20 +#define hitherBarY (hitherWinY + 10) /* hitherWinY + hitherHeight/2 */ + +#ifdef newStuff +#define eyeColor monoColor(131) +#define eyeMinX frustrumMin +#define eyeMaxX frustrumMax +#define eyeWinX (eyeMinX - 5) +#define eyeWinY hitherWinY +#define eyeWidth (eyeMaxX - eyeMinX + 10) +#define eyeHeight hitherHeight +#define eyeBarY hitherBarY +#endif + +#define volumeButtonColor monoColor(157) + +#define frustrumWindowX 30 +#define frustrumWindowY 28 +#define frustrumWindowWidth (controlWidth - 60) +#define frustrumWindowHeight (frustrumBotY + 40) + +/**** clip volume ****/ +#define lengthFace 80 +#ifdef rightLeft +#define backFaceX 190 +#endif +#ifdef leftRight +#define backFaceX 33 +#endif +#define backFaceY 255 +#define deltaFace 25 +#define zLength 35.355 /* sqrt(2*deltaFace^2) */ +#ifdef rightLeft +#define frontFaceX (backFaceX - deltaFace) +#endif +#ifdef leftRight +#define frontFaceX (backFaceX + deltaFace) +#endif +#define frontFaceY (backFaceY + deltaFace) + + +#define majorAxis lengthFace /* size of the potentiometers */ +#define minorAxis 20 +#define midAxis 40 + +#define clipXButX backFaceX +#define clipXButY (backFaceY-30) + +#ifdef rightLeft +#define clipYButX (frontFaceX - minorAxis - 10) +#endif +#ifdef leftRight +#define clipYButX (frontFaceX + lengthFace + 10) +#endif +#define clipYButY frontFaceY + +#ifdef rightLeft +#define clipZButX clipYButX /* align left side */ +#endif +#ifdef leftRight +#define clipZButX (clipYButX+minorAxis-midAxis) /* align right side */ +#endif +#define clipZButY clipXButY + +#define zFactor 0.6 /* ratio of clipZBut box & actual input area */ +#define minDistXY 0.1 /* min distance between normalized clip faces */ +#define minDistZ 0.06 /* 2/3 of XY */ + + +#ifdef rightLeft +#define AA (clipZButX + midAxis) +#define BB clipZButY +#define CC backFaceX +#define DD backFaceY +#define EE frontFaceX +#define FF frontFaceY +#define clipZButTopEndX ((AA+BB+CC-DD)/2) +#define clipZButTopEndY ((AA+BB-CC+DD)/2) +#define clipZButBotEndX ((AA+BB+EE-FF)/2) +#define clipZButBotEndY ((AA+BB-EE+FF)/2) +#endif + +#ifdef leftRight +#define AA clipZButX +#define BB clipZButY +#define CC (backFaceX + majorAxis) +#define DD backFaceY +#define EE (frontFaceX + majorAxis) +#define FF frontFaceY + +#define clipZButTopEndX ((AA-BB+CC+DD)/2) +#define clipZButTopEndY ((BB-AA+CC+DD)/2) +#define clipZButBotEndX ((AA-BB+EE+FF)/2) +#define clipZButBotEndY ((BB-AA+EE+FF)/2) +#endif diff --git a/src/graph/view3D/volume3d.c.pamphlet b/src/graph/view3D/volume3d.c.pamphlet new file mode 100644 index 00000000..aef688cb --- /dev/null +++ b/src/graph/view3D/volume3d.c.pamphlet @@ -0,0 +1,900 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D volume3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _VOLUME3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <math.h> +#include <string.h> + +#include "header.h" +#include "cpanel.h" +#include "process.h" +#include "volume.h" +#include "../include/purty/volume.bitmap" +#include "../include/purty/volume.mask" + + + +#include "XSpadFill.H1" +#include "Gfun.H1" +#include "all_3d.H1" + +#define eyeDistMessX (frusX(eyeWinX+27)) +#define eyeDistMessY (frusY(eyeWinY-5)) +#define hitherMessX (frusX(hitherWinX+15)) +#define hitherMessY (frusY(hitherWinY)) + +#define clipXMessX (control->buttonQueue[clipXBut].buttonX + \ + control->buttonQueue[clipXBut].xHalf) +#define clipXMessY (control->buttonQueue[clipXBut].buttonY + 2) +#define clipYMessX (control->buttonQueue[clipYBut].buttonX + \ + control->buttonQueue[clipYBut].buttonWidth-2) +#define clipYMessY (control->buttonQueue[clipYBut].buttonY + \ + control->buttonQueue[clipYBut].yHalf) +#define clipZMessX (control->buttonQueue[clipZBut].buttonX + \ + control->buttonQueue[clipZBut].xHalf+4) +#define clipZMessY (control->buttonQueue[clipZBut].buttonY + \ + control->buttonQueue[clipZBut].yHalf-4) + +#define volumeCursorForeground monoColor(68) +#define volumeCursorBackground monoColor(197) + +#define hitherBoxColor monoColor(141) +#define hitherBoxTop (frustrumMidY - 10) +#define hitherBoxHeight 20 + +#define clipButtonColor 144 +#define toggleColor 42 +#define arcColor 75 + +#define arcSize 6 +#define tinyArc 5 +#define blank 4 +#define toggleX 190 +#define toggleY 280 + +#define oldWay + +#define frusX(x) (control->buttonQueue[frustrumBut].buttonX + x) +#define frusY(y) (control->buttonQueue[frustrumBut].buttonY + y) + +#define clipMessX 7 +#define clipMessY (control->buttonQueue[clipXBut].buttonY + 15) + /* someotherFont holds title font (see main.c) */ +#define clipMessDy (globalFont->max_bounds.ascent/2 + \ + globalFont->max_bounds.descent) +static char *clipMess = "Clip Volume"; + +#define eyeMess1Dy clipMessDy +#define eyeMess1X 7 +#define eyeMess1Y (frustrumY + 40 + 3*eyeMess1Dy) +static char *eyeMess1 = "Eye"; + +#define eyeMess2X (globalFont->max_bounds.width + 14) +#define eyeMess2Y (frustrumY + 40) +#define eyeMess2Dy eyeMess1Dy +static char *eyeMess2 = "Reference"; + + + /* global stuff */ +int flatClipBoxX[8], flatClipBoxY[8]; + + + + +/******************* volume buttons **********************/ + +int +#ifdef _NO_PROTO +initVolumeButtons (volumeButtons) + buttonStruct *volumeButtons; +#else +initVolumeButtons (buttonStruct *volumeButtons) +#endif +{ + int ii, num = 0; + + ii = volumeReturn; + volumeButtons[ii].buttonX = 154; + volumeButtons[ii].buttonY = 370; + volumeButtons[ii].buttonWidth = 110; + volumeButtons[ii].buttonHeight = 24; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = no; + volumeButtons[ii].mask = buttonMASK; + volumeButtons[ii].text = "Return"; + volumeButtons[ii].textColor = 52; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + ii = volumeAbort; + volumeButtons[ii].buttonX = 36; + volumeButtons[ii].buttonY = 370; + volumeButtons[ii].buttonWidth = 110; + volumeButtons[ii].buttonHeight = 24; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = no; + volumeButtons[ii].mask = buttonMASK; + volumeButtons[ii].text = "Abort"; + volumeButtons[ii].textColor = 28; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + ii = frustrumBut; + volumeButtons[ii].buttonX = frustrumWindowX; + volumeButtons[ii].buttonY = frustrumWindowY; + volumeButtons[ii].buttonWidth = frustrumWindowWidth; + volumeButtons[ii].buttonHeight = frustrumWindowHeight; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = yes; + volumeButtons[ii].mask = potMASK; + volumeButtons[ii].text = "Frustrum Window"; + volumeButtons[ii].textColor = frustrumColor; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + ii = perspectiveBut; + volumeButtons[ii].buttonX = toggleX; + volumeButtons[ii].buttonY = toggleY; + volumeButtons[ii].buttonWidth = 10; + volumeButtons[ii].buttonHeight = 10; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = no; + volumeButtons[ii].mask = potMASK; + volumeButtons[ii].text = "Perspective"; + volumeButtons[ii].textColor = arcColor; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + ii = clipRegionBut; + volumeButtons[ii].buttonX = toggleX; + volumeButtons[ii].buttonY = toggleY+20; + volumeButtons[ii].buttonWidth = 10; + volumeButtons[ii].buttonHeight = 10; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = no; + volumeButtons[ii].mask = potMASK; + volumeButtons[ii].text = "Show Region"; + volumeButtons[ii].textColor = arcColor; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + ii = clipSurfaceBut; + volumeButtons[ii].buttonX = toggleX; + volumeButtons[ii].buttonY = toggleY+40; + volumeButtons[ii].buttonWidth = 10; + volumeButtons[ii].buttonHeight = 10; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = no; + volumeButtons[ii].mask = potMASK; + volumeButtons[ii].text = "Clipping On"; + volumeButtons[ii].textColor = arcColor; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + ii = clipXBut; + volumeButtons[ii].buttonX = clipXButX; + volumeButtons[ii].buttonY = clipXButY; + volumeButtons[ii].buttonWidth = majorAxis; + volumeButtons[ii].buttonHeight = minorAxis; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = yes; + volumeButtons[ii].mask = potMASK; + volumeButtons[ii].text = "Clip X"; + volumeButtons[ii].textColor = clipButtonColor; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + ii = clipYBut; + volumeButtons[ii].buttonX = clipYButX; + volumeButtons[ii].buttonY = clipYButY; + volumeButtons[ii].buttonWidth = minorAxis; + volumeButtons[ii].buttonHeight = majorAxis; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = yes; + volumeButtons[ii].mask = potMASK; + volumeButtons[ii].text = "Clip Y"; + volumeButtons[ii].textColor = clipButtonColor; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + ii = clipZBut; + volumeButtons[ii].buttonX = clipZButX; + volumeButtons[ii].buttonY = clipZButY; + volumeButtons[ii].buttonWidth = midAxis; + volumeButtons[ii].buttonHeight = midAxis; + volumeButtons[ii].buttonKey = ii; + volumeButtons[ii].pot = yes; + volumeButtons[ii].mask = potMASK; + volumeButtons[ii].text = "Clip Z"; + volumeButtons[ii].textColor = clipButtonColor; + volumeButtons[ii].xHalf = volumeButtons[ii].buttonWidth/2; + volumeButtons[ii].yHalf = volumeButtons[ii].buttonHeight/2; + ++num; + + return(num); +} + + +/************************* + * int makeVolumePanel() * + *************************/ + +void +#ifdef _NO_PROTO +makeVolumePanel () +#else +makeVolumePanel (void) +#endif +{ + + int i; + XSetWindowAttributes cwAttrib, controlAttrib; + XSizeHints sizehint; + Pixmap volumebits, volumemask; + XColor foreColor, backColor; + + volumebits = XCreateBitmapFromData(dsply,rtWindow,volumeBitmap_bits, + volumeBitmap_width,volumeBitmap_height); + volumemask = XCreateBitmapFromData(dsply,rtWindow,volumeMask_bits, + volumeMask_width,volumeMask_height); + cwAttrib.background_pixel = backgroundColor; + cwAttrib.border_pixel = foregroundColor; + cwAttrib.event_mask = volumeMASK; + cwAttrib.colormap = colorMap; + cwAttrib.override_redirect = overrideManager; + foreColor.pixel = volumeCursorForeground; + XQueryColor(dsply,colorMap,&foreColor); + backColor.pixel = volumeCursorBackground; + XQueryColor(dsply,colorMap,&backColor); + cwAttrib.cursor = XCreatePixmapCursor(dsply,volumebits,volumemask, + &foreColor,&backColor, + volumeBitmap_x_hot, + volumeBitmap_y_hot); + volumeWindow = XCreateWindow(dsply,control->controlWindow, + -3,-3,controlWidth,controlHeight,3, + CopyFromParent,InputOutput,CopyFromParent, + controlCreateMASK,&cwAttrib); + + sizehint.flags = USPosition | USSize; + sizehint.x = 0; + sizehint.y = 0; + sizehint.width = controlWidth; + sizehint.height = controlHeight; + /*** the None stands for icon pixmap ***/ + XSetNormalHints(dsply,volumeWindow,&sizehint); + XSetStandardProperties(dsply,volumeWindow,"Volume Panel 3D", + "View Volume",None,NULL,0,&sizehint); + + /*** volume frustrum window ***/ + + /*** do volume buttons ***/ + initVolumeButtons(control->buttonQueue); + for (i=volumeButtonsStart; i<(volumeButtonsEnd); i++) { + controlAttrib.event_mask = (control->buttonQueue[i]).mask; + (control->buttonQueue[i]).self = + XCreateWindow(dsply,volumeWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight, + 0,0,InputOnly,CopyFromParent, + buttonCreateMASK,&controlAttrib); + XMakeAssoc(dsply,table,(control->buttonQueue[i]).self, + &((control->buttonQueue[i]).buttonKey)); + XMapWindow(dsply,(control->buttonQueue[i]).self); + } + +} /* makeVolumePanel() */ + + +void +#ifdef _NO_PROTO +drawClipXBut () +#else +drawClipXBut (void) +#endif +{ + + XClearArea(dsply,volumeWindow,clipXButX,clipXButY, + majorAxis+blank,minorAxis+blank,False); + GSetForeground(trashGC,(float)monoColor(toggleColor),Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipXBut]).buttonX, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf, + (control->buttonQueue[clipXBut]).buttonX + + (control->buttonQueue[clipXBut]).buttonWidth, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf,Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipXBut]).buttonX-3, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf-3, + (control->buttonQueue[clipXBut]).buttonX, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf,Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipXBut]).buttonX-3, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf+3, + (control->buttonQueue[clipXBut]).buttonX, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf,Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipXBut]).buttonX + + (control->buttonQueue[clipXBut]).buttonWidth+3, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf-3, + (control->buttonQueue[clipXBut]).buttonX + + (control->buttonQueue[clipXBut]).buttonWidth, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf,Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipXBut]).buttonX + + (control->buttonQueue[clipXBut]).buttonWidth+3, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf+3, + (control->buttonQueue[clipXBut]).buttonX + + (control->buttonQueue[clipXBut]).buttonWidth, + (control->buttonQueue[clipXBut]).buttonY + + (control->buttonQueue[clipXBut]).yHalf,Xoption); + + GSetForeground(trashGC,(float)monoColor(arcColor),Xoption); + GFillArc(trashGC,volumeWindow, + (int)(xClipMinN * (majorAxis-tinyArc) + clipXButX), /* x value */ + (int)(clipXButY + minorAxis/2 + 1), /* y value */ + arcSize,arcSize,0,360*64,Xoption); /* 64 units per degree */ + GFillArc(trashGC,volumeWindow, + (int)(xClipMaxN * (majorAxis-tinyArc) + clipXButX), /* x value */ + (int)(clipXButY + minorAxis/2 - 7), /* y value */ + arcSize,arcSize,0,360*64,Xoption); /* 64 units per degree */ + + GSetForeground(volumeGC,(float)monoColor(toggleColor),Xoption); + GDrawString(volumeGC,volumeWindow,clipXMessX,clipXMessY,"X",1,Xoption); + +} + +void +#ifdef _NO_PROTO +drawClipYBut () +#else +drawClipYBut (void) +#endif +{ + + XClearArea(dsply,volumeWindow,clipYButX,clipYButY, + minorAxis+blank,majorAxis+blank,False); + GSetForeground(trashGC,(float)monoColor(toggleColor),Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf, + (control->buttonQueue[clipYBut]).buttonY, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf, + (control->buttonQueue[clipYBut]).buttonY + + (control->buttonQueue[clipYBut]).buttonHeight,Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf-3, + (control->buttonQueue[clipYBut]).buttonY-3, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf, + (control->buttonQueue[clipYBut]).buttonY,Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf+3, + (control->buttonQueue[clipYBut]).buttonY-3, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf, + (control->buttonQueue[clipYBut]).buttonY,Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf-3, + (control->buttonQueue[clipYBut]).buttonY + + (control->buttonQueue[clipYBut]).buttonHeight+3, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf, + (control->buttonQueue[clipYBut]).buttonY + + (control->buttonQueue[clipYBut]).buttonHeight,Xoption); + GDrawLine(trashGC,volumeWindow, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf+3, + (control->buttonQueue[clipYBut]).buttonY + + (control->buttonQueue[clipYBut]).buttonHeight+3, + (control->buttonQueue[clipYBut]).buttonX + + (control->buttonQueue[clipYBut]).xHalf, + (control->buttonQueue[clipYBut]).buttonY + + (control->buttonQueue[clipYBut]).buttonHeight,Xoption); + + GSetForeground(trashGC,(float)monoColor(arcColor),Xoption); + + /* note: minimum buttons closer to the box */ + GFillArc(trashGC,volumeWindow, + (int)(clipYButX + minorAxis/2 - 8), + (int)(yClipMinN * (majorAxis-tinyArc) + clipYButY), + arcSize,arcSize,90*64,360*64,Xoption); /* 64 units per degree */ + GFillArc(trashGC,volumeWindow, + (int)(clipYButX + minorAxis/2 + 3), + (int)(yClipMaxN * (majorAxis-tinyArc) + clipYButY), + arcSize,arcSize,90*64,360*64,Xoption); /* 64 units per degree */ + + GSetForeground(volumeGC,(float)monoColor(toggleColor),Xoption); + GDrawString(volumeGC,volumeWindow,clipYMessX,clipYMessY,"Y",1,Xoption); + +} + + +void +#ifdef _NO_PROTO +drawClipZBut () +#else +drawClipZBut (void) +#endif +{ + + XClearArea(dsply,volumeWindow,clipZButX,clipZButY, + midAxis+blank,midAxis+blank,False); + GSetForeground(trashGC,(float)monoColor(toggleColor),Xoption); + GDrawLine(trashGC,volumeWindow,clipZButTopEndX,clipZButTopEndY, + clipZButBotEndX,clipZButBotEndY,Xoption); + GDrawLine(trashGC,volumeWindow,clipZButTopEndX-4,clipZButTopEndY, + clipZButTopEndX,clipZButTopEndY,Xoption); + + GDrawLine(trashGC,volumeWindow,clipZButTopEndX,clipZButTopEndY-4, + clipZButTopEndX,clipZButTopEndY,Xoption); + + GDrawLine(trashGC,volumeWindow,clipZButBotEndX+4,clipZButBotEndY, + clipZButBotEndX,clipZButBotEndY,Xoption); + + GDrawLine(trashGC,volumeWindow,clipZButBotEndX,clipZButBotEndY+4, + clipZButBotEndX,clipZButBotEndY,Xoption); + + + GSetForeground(trashGC,(float)monoColor(arcColor),Xoption); + GFillArc(trashGC,volumeWindow, + (int)(zClipMinN * midAxis * zFactor + clipZButTopEndX - 3), + (int)(zClipMinN * midAxis * zFactor + clipZButTopEndY + 3), + arcSize,arcSize,45*64,360*64,Xoption); /* 64 units per degree */ + GFillArc(trashGC,volumeWindow, + (int)(zClipMaxN * midAxis * zFactor + clipZButTopEndX + 3), + (int)(zClipMaxN * midAxis * zFactor + clipZButTopEndY - 5), + arcSize,arcSize,45*64,360*64,Xoption); /* 64 units per degree */ + + GSetForeground(volumeGC,(float)monoColor(toggleColor),Xoption); + GDrawString(volumeGC,volumeWindow,clipZMessX,clipZMessY,"Z",1,Xoption); + +} + + +void +#ifdef _NO_PROTO +drawClipVolume () +#else +drawClipVolume (void) +#endif +{ + + float xminL,xmaxL,yminL,ymaxL,zminL,zmaxL; + + XClearArea(dsply,volumeWindow,backFaceX-1,backFaceY, + lengthFace+deltaFace+2,lengthFace+deltaFace+1,False); + + GSetForeground(trashGC,(float)boxInline,Xoption); /*boxOutline=133*/ + GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,Xoption); + + /* define corners of volume, clockwise, back to front */ + xminL = xClipMinN*lengthFace; + xmaxL = xClipMaxN*lengthFace; + yminL = yClipMinN*lengthFace; + ymaxL = yClipMaxN*lengthFace; + zminL = zClipMinN*zLength; + zmaxL = (1-zClipMaxN)*zLength; /* percentage upwards from bottom */ + + flatClipBoxX[0] = backFaceX + xminL + zminL; + flatClipBoxY[0] = backFaceY + yminL + zminL; + flatClipBoxX[1] = backFaceX + xmaxL + zminL; + flatClipBoxY[1] = flatClipBoxY[0]; + flatClipBoxX[2] = flatClipBoxX[1]; + flatClipBoxY[2] = backFaceY + ymaxL + zminL; + flatClipBoxX[3] = flatClipBoxX[0]; + flatClipBoxY[3] = flatClipBoxY[2]; + flatClipBoxX[4] = frontFaceX + xminL - zmaxL; + flatClipBoxY[4] = frontFaceY + yminL - zmaxL; + flatClipBoxX[5] = frontFaceX + xmaxL - zmaxL; + flatClipBoxY[5] = flatClipBoxY[4]; + flatClipBoxX[6] = flatClipBoxX[5]; + flatClipBoxY[6] = frontFaceY + ymaxL - zmaxL; + flatClipBoxX[7] = flatClipBoxX[4]; + flatClipBoxY[7] = flatClipBoxY[6]; + + /* now draw the volume */ + GDrawRectangle(trashGC,volumeWindow, + flatClipBoxX[0],flatClipBoxY[0], + flatClipBoxX[2]-flatClipBoxX[0], + flatClipBoxY[2]-flatClipBoxY[0],Xoption); + GDrawLine(trashGC,volumeWindow, + flatClipBoxX[0],flatClipBoxY[0],flatClipBoxX[4],flatClipBoxY[4],Xoption); + GDrawLine(trashGC,volumeWindow, + flatClipBoxX[1],flatClipBoxY[1],flatClipBoxX[5],flatClipBoxY[5],Xoption); + GDrawLine(trashGC,volumeWindow, + flatClipBoxX[2],flatClipBoxY[2],flatClipBoxX[6],flatClipBoxY[6],Xoption); + GDrawLine(trashGC,volumeWindow, + flatClipBoxX[3],flatClipBoxY[3],flatClipBoxX[7],flatClipBoxY[7],Xoption); + GSetForeground(trashGC,(float)boxOutline,Xoption); + GDrawRectangle(trashGC,volumeWindow, + flatClipBoxX[4],flatClipBoxY[4], + flatClipBoxX[6]-flatClipBoxX[4], + flatClipBoxY[6]-flatClipBoxY[4],Xoption); + /* make sure volumeGC is set properly before calling these functions */ + +} /* drawClipVolume() */ + + +void +#ifdef _NO_PROTO +drawHitherControl () +#else +drawHitherControl (void) +#endif +{ + + float xx,b,slope; + int hitherTop, hitherBot; + + float b0x,b1x; + + /* draw box indicating minimum and maximum distance of projection */ + GSetForeground(trashGC,(float)hitherBoxColor,Xoption); + b0x = (pzMin - clipPlaneMin)/(clipPlaneMax-clipPlaneMin); + b0x = hitherMaxX - b0x*(hitherMaxX - hitherMinX); /* screen x */ + b1x = (pzMax - clipPlaneMin)/(clipPlaneMax-clipPlaneMin); + b1x = hitherMaxX - b1x*(hitherMaxX - hitherMinX); /* screen x */ + GDraw3DButtonOut(trashGC,volumeWindow, + (int)(b0x),frusY(hitherBoxTop), + (int)fabs(b1x-b0x),hitherBoxHeight,Xoption); + + /* draw the hither plane */ + GSetForeground(trashGC,(float)hitherColor,Xoption); + + /* percentage x */ + xx = ((viewData.clipPlane-clipPlaneMin)/(clipPlaneMax-clipPlaneMin)); + xx = hitherMaxX - xx*(hitherMaxX - hitherMinX); /* screen x */ + slope = ((float)frustrumY - frustrumMidY)/(frustrumX - frustrumVertex); + b = ((float)frustrumX*frustrumMidY - frustrumVertex*frustrumY) / + (frustrumX - frustrumVertex); + hitherTop = slope * xx + b + 0.5; + slope = (float)(frustrumBotY - frustrumMidY)/(frustrumX - frustrumVertex); + b = ((float)frustrumX*frustrumMidY - frustrumVertex*frustrumBotY) / + (frustrumX - frustrumVertex); + hitherBot = slope * xx + b + 0.5; + GDrawLine(trashGC,volumeWindow, frusX((int)xx),frusY(hitherTop), + frusX((int)xx),frusY(hitherBot),Xoption); + + /* draw hither control box and bar */ + GDraw3DButtonOut(trashGC,volumeWindow, + frusX(hitherWinX),frusY(hitherWinY+5), + hitherWidth,hitherHeight,Xoption); + GDrawLine(trashGC,volumeWindow, + frusX(hitherMinX),frusY(hitherBarY+5), + frusX(hitherMaxX),frusY(hitherBarY+5),Xoption); + /* draw hither plane I/O pointer arrow */ + + GDrawLine(trashGC,volumeWindow, + frusX((int)xx),frusY(hitherBarY+2), + frusX((int)xx),frusY(hitherBarY+8),Xoption); + + /* print string label */ + GSetForeground(volumeGC,(float)hitherColor,Xoption); + GDrawString(volumeGC,volumeWindow,hitherMessX,hitherMessY,"Hither",6,Xoption); + +} + +void +#ifdef _NO_PROTO +drawEyeControl () +#else +drawEyeControl (void) +#endif +{ + + float here; + int there; + + GSetForeground(trashGC,(float)eyeColor,Xoption); + + /* draw the eyeDistance box & slide bar */ + GDraw3DButtonOut(trashGC,volumeWindow, + frusX(eyeWinX),frusY(eyeWinY+5),eyeWidth,eyeHeight,Xoption); + GDrawLine(trashGC,volumeWindow, + frusX(eyeMinX),frusY(eyeBarY+5),frusX(eyeMaxX),frusY(eyeBarY+5),Xoption); + here = (viewData.eyeDistance - minEyeDistance) / + (maxEyeDistance - minEyeDistance); + here = pow((double)here,0.333333); + there = here * (eyeMaxX - eyeMinX) + eyeMinX; /* screen x */ + GDrawLine(trashGC,volumeWindow, + frusX(there),frusY(eyeBarY+2),frusX(there),frusY(eyeBarY+8),Xoption); + + /* draw the eye */ + GSetLineAttributes(trashGC,2,LineSolid,CapButt,JoinMiter,Xoption); + GSetForeground(trashGC,(float)monoColor(52),Xoption); + GDrawLine(trashGC,volumeWindow, + frusX(there),frusY(frustrumMidY-5), + frusX(there+8),frusY(frustrumMidY),Xoption); + GDrawLine(trashGC,volumeWindow, + frusX(there+2),frusY(frustrumMidY+4), + frusX(there+8),frusY(frustrumMidY-1),Xoption); + GSetForeground(trashGC,(float)frustrumColor,Xoption); + GDrawLine(trashGC,volumeWindow, + frusX(there+4),frusY(frustrumMidY-3), + frusX(there+2),frusY(frustrumMidY),Xoption); + GDrawLine(trashGC,volumeWindow, + frusX(there+4),frusY(frustrumMidY+2), + frusX(there+3),frusY(frustrumMidY),Xoption); + GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,Xoption); + + /* draw string label */ + GSetForeground(volumeGC,(float)eyeColor,Xoption); + GDrawString(volumeGC,volumeWindow,eyeDistMessX,eyeDistMessY, + "Eye Distance",strlen("eye distance"),Xoption); + +} + + +/************************** + * void drawFrustrum() * + **************************/ + +void +#ifdef _NO_PROTO +drawFrustrum () +#else +drawFrustrum (void) +#endif +{ + + float normalizedEyeDistance; + + XClearArea(dsply,volumeWindow, + control->buttonQueue[frustrumBut].buttonX, + control->buttonQueue[frustrumBut].buttonY, + control->buttonQueue[frustrumBut].buttonWidth+9, + control->buttonQueue[frustrumBut].buttonHeight,False); + GSetForeground(trashGC,(float)frustrumColor,Xoption); + normalizedEyeDistance = (viewData.eyeDistance - minEyeDistance) / + (maxEyeDistance - minEyeDistance); + normalizedEyeDistance = pow((double)normalizedEyeDistance,0.333333333); + frustrumVertex = normalizedEyeDistance * (frustrumMax - frustrumMin) + + frustrumMin - 4; + GDrawLine(trashGC,volumeWindow, + frusX(frustrumX),frusY(frustrumY), + frusX(frustrumX),frusY(frustrumY+frustrumLength),Xoption); + GDrawLine(trashGC,volumeWindow, + frusX(frustrumX),frusY(frustrumY), + frusX(frustrumVertex),frusY(frustrumMidY),Xoption); + GDrawLine(trashGC,volumeWindow, + frusX(frustrumX),frusY(frustrumBotY), + frusX(frustrumVertex),frusY(frustrumMidY),Xoption); + + /* draw controls */ + drawHitherControl(); + drawEyeControl(); + +} /* drawFrustrum() */ + + + +/************************** + * void drawVolumePanel() * + **************************/ + +void +#ifdef _NO_PROTO +drawVolumePanel () +#else +drawVolumePanel (void) +#endif +{ + + int i,strlength; + + + /* Draw some lines for volume panel. */ + GSetForeground(trashGC,(float)foregroundColor,Xoption); + GSetLineAttributes(trashGC,3,LineSolid,CapButt,JoinMiter,Xoption); + GDrawLine(trashGC, volumeWindow, 0, potA, controlWidth, potA, Xoption); + + GSetLineAttributes(trashGC,2,LineSolid,CapButt,JoinMiter,Xoption); + GDrawLine(trashGC, volumeWindow, 0, volumeTitleA, controlWidth, + volumeTitleA, Xoption); + GDrawLine(trashGC, volumeWindow, 0, volumeTitleB, controlWidth, + volumeTitleB, Xoption); + + writeControlTitle(volumeWindow); + s = "Viewing Volume Panel"; + strlength = strlen(s); + GSetForeground(anotherGC,(float)volumeTitleColor,Xoption); + GDrawString(anotherGC,volumeWindow, + centerX(anotherGC,s,strlength,controlWidth), + volumeTitleA+18,s,strlength,Xoption); + + GSetForeground(anotherGC,(float)monoColor(toggleColor),Xoption); + GDrawString(anotherGC,volumeWindow, + control->buttonQueue[perspectiveBut].buttonX + 4, + control->buttonQueue[perspectiveBut].buttonY - 17, + "Settings", 8, Xoption); + + GSetForeground(trashGC,(float)monoColor(toggleColor),Xoption); + GDraw3DButtonOut(trashGC,volumeWindow, + control->buttonQueue[perspectiveBut].buttonX - 7, + control->buttonQueue[perspectiveBut].buttonY - 36, + 100,100,Xoption); + + + for (i=0; i<strlen(clipMess); i++) + GDrawString(trashGC,volumeWindow,clipMessX,clipMessY + i*clipMessDy, + &(clipMess[i]),1,Xoption); + for (i=0; i<strlen(eyeMess1); i++) + GDrawString(trashGC,volumeWindow,eyeMess1X,eyeMess1Y + i*eyeMess1Dy, + &(eyeMess1[i]),1,Xoption); + for (i=0; i<strlen(eyeMess2); i++) + GDrawString(trashGC,volumeWindow,eyeMess2X,eyeMess2Y + i*eyeMess2Dy, + &(eyeMess2[i]),1,Xoption); + + GSetLineAttributes(trashGC,0,LineSolid,CapButt,JoinMiter,Xoption); + GSetForeground(trashGC,(float)volumeButtonColor,Xoption); + for (i=volumeButtonsStart; i<(volumeButtonsEnd); i++) { + GSetForeground(trashGC, + (float)monoColor((control->buttonQueue[i]).textColor),Xoption); + switch (i) { + case perspectiveBut: + case clipRegionBut: + case clipSurfaceBut: + GSetForeground(volumeGC,(float)monoColor(toggleColor),Xoption); + GDraw3DButtonOut(volumeGC,volumeWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,Xoption); + GSetForeground(volumeGC, + (float)monoColor((control->buttonQueue[i]).textColor),Xoption); + GDrawString(volumeGC,volumeWindow, + (control->buttonQueue[i]).buttonX + + (control->buttonQueue[i]).buttonWidth + 4, + (control->buttonQueue[i]).buttonY + + centerY(volumeGC,(control->buttonQueue[i]).buttonHeight), + (control->buttonQueue[i]).text, + strlen(control->buttonQueue[i].text),Xoption); + if (i==perspectiveBut && viewData.perspective) + GDrawString(volumeGC,volumeWindow, + (control->buttonQueue[i]).buttonX + + centerX(volumeGC,"x",1, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(volumeGC,(control->buttonQueue[i]).buttonHeight), + "x",1,Xoption); + else if (i==clipRegionBut && viewData.clipbox) + GDrawString(volumeGC,volumeWindow, + (control->buttonQueue[i]).buttonX + + centerX(volumeGC,"x",1, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(volumeGC,(control->buttonQueue[i]).buttonHeight), + "x",1,Xoption); + else if (i==clipSurfaceBut && viewData.clipStuff) + GDrawString(volumeGC,volumeWindow, + (control->buttonQueue[i]).buttonX + + centerX(volumeGC,"x",1, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(volumeGC,(control->buttonQueue[i]).buttonHeight), + "x",1,Xoption); + + break; + + case clipXBut: + drawClipXBut(); + break; + + case clipYBut: + drawClipYBut(); + break; + + case clipZBut: + drawClipZBut(); + break; + + case frustrumBut: + break; + + default: + GDraw3DButtonOut(trashGC,volumeWindow, + (control->buttonQueue[i]).buttonX, + (control->buttonQueue[i]).buttonY, + (control->buttonQueue[i]).buttonWidth, + (control->buttonQueue[i]).buttonHeight,Xoption); + s = (control->buttonQueue[i]).text; + strlength = strlen(s); + GSetForeground(trashGC, + (float)monoColor((control->buttonQueue[i]).textColor),Xoption); + GDrawString(trashGC,volumeWindow, + (control->buttonQueue[i]).buttonX + + centerX(processGC,s,strlength, + (control->buttonQueue[i]).buttonWidth), + (control->buttonQueue[i]).buttonY + + centerY(processGC,(control->buttonQueue[i]).buttonHeight), + s,strlen(s),Xoption); + } /* switch */ + } /* for i in volumeButtons */ + + drawFrustrum(); + drawClipVolume(); /*** put in header ***/ + drawClipXBut(); + drawClipYBut(); + drawClipZBut(); + +} /* drawVolumePanel() */ + + +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} diff --git a/src/graph/view3D/write3d.c.pamphlet b/src/graph/view3D/write3d.c.pamphlet new file mode 100644 index 00000000..d332473d --- /dev/null +++ b/src/graph/view3D/write3d.c.pamphlet @@ -0,0 +1,236 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/graph/view3D write3d.c} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\section{License} +<<license>>= +/* +Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of The Numerical ALgorithms Group Ltd. nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER +OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +@ +<<*>>= +<<license>> + +#define _WRITE3D_C +#include "axiom-c-macros.h" +#include "useproto.h" + +#include <stdio.h> +#include <stdlib.h> + +#include "header.h" +#include "write.h" +#include "mode.h" + + +#include "pixmap.H1" +#include "XShade.H1" +#include "Gfun.H1" + +#include "all_3d.H1" + + /* upper limit as to how many kinds of files could be written (numBits-1) */ +#define numBits (8*sizeof(int)) +#define StellarColors 9 + +int +#ifdef _NO_PROTO +writeViewport (thingsToWrite) + int thingsToWrite; +#else +writeViewport (int thingsToWrite) +#endif +{ + + int i, j, k, ii, code, *anIndex; + LLPoint *anLLPoint; + LPoint *anLPoint; + viewTriple *aPt; + XWindowAttributes vwInfo; + FILE *viewDataFile; + char viewDirName[80], viewDataFilename[80], + viewBitmapFilename[80], viewPixmapFilename[80], + command[80]; + + XGetWindowAttributes(dsply,viewport->titleWindow,&vwInfo); + sprintf(viewDirName,"%s%s",filename,".VIEW"); + sprintf(command,"%s%s%s","rm -r ",viewDirName," > /dev/null 2>&1"); + code = system(command); + sprintf(command,"%s%s%s","mkdir ",viewDirName," > /dev/null 2>&1"); + system(command); + if (0) { + fprintf(stderr," Error: Cannot create %s\n",viewDirName); + return(-1); + } else { + + /*** Create the data file ***/ + sprintf(viewDataFilename,"%s%s",viewDirName,"/data"); + if ((viewDataFile = fopen(viewDataFilename,"w")) == NULL) { + fprintf(stderr," Error: Cannot create %s\n",viewDataFilename); + perror("fopen"); + return(-1); + } else { + /*** write out the view3DStruct stuff ***/ + fprintf(viewDataFile,"%d\n",viewData.typeOf3D); + fprintf(viewDataFile,"%g %g %g %g %g %g\n", + viewData.xmin,viewData.xmax,viewData.ymin,viewData.ymax, + viewData.zmin,viewData.zmax); + fprintf(viewDataFile,"%s\n",viewport->title); + fprintf(viewDataFile,"%g %g %g %g %g %g %g %g\n",viewport->deltaX, + viewport->deltaY,viewport->scale, + viewport->scaleX,viewport->scaleY,viewport->scaleZ, + viewport->theta,viewport->phi); + fprintf(viewDataFile,"%d %d %d %d\n",vwInfo.x,vwInfo.y,vwInfo.width, + vwInfo.height); + fprintf(viewDataFile,"%d %d %d %d %d %d %d\n",viewport->haveControl, + viewData.style, viewport->axesOn, + viewport->hueOffset,viewport->numberOfHues, + viewport->diagonals, viewData.outlineRenderOn); + fprintf(viewDataFile,"%g %g %g %g\n",viewport->lightVector[0], + viewport->lightVector[1], viewport->lightVector[2], + viewport->translucency); + fprintf(viewDataFile,"%d %g\n",viewData.perspective, + viewData.eyeDistance); + + /* write out the generalized 3D components */ + fprintf(viewDataFile,"%d\n",viewData.numOfPoints); + for (i=0; i<viewData.numOfPoints; i++) { + aPt = refPt3D(viewData,i); + fprintf(viewDataFile,"%g %g %g %g\n",aPt->x, aPt->y, aPt->z, aPt->c); + } + fprintf(viewDataFile,"%d\n",viewData.lllp.numOfComponents); + anLLPoint = viewData.lllp.llp; + for (i=0; i<viewData.lllp.numOfComponents; i++,anLLPoint++) { + fprintf(viewDataFile,"%d %d\n",anLLPoint->prop.closed, + anLLPoint->prop.solid); + fprintf(viewDataFile,"%d\n",anLLPoint->numOfLists); + anLPoint = anLLPoint->lp; + for (j=0; j<anLLPoint->numOfLists; j++,anLPoint++) { + fprintf(viewDataFile,"%d %d\n",anLPoint->prop.closed, + anLPoint->prop.solid); + fprintf(viewDataFile,"%d\n",anLPoint->numOfPoints); + anIndex = anLPoint->indices; + for (k=0; k<anLPoint->numOfPoints; k++,anIndex++) { + fprintf(viewDataFile,"%d\n",*anIndex); + } /* for points in LPoints (k) */ + } /* for LPoints in LLPoints (j) */ + } /* for LLPoints in LLLPoints (i) */ + fclose(viewDataFile); + } /* else was able to open file under the given filename */ + + /* write out special files */ + for (ii=1; ii<numBits; ii++) { /* write.h is one-based */ + if (thingsToWrite & (1<<ii)) { + switch (ii) { + case Bitmap: + /*** Create the pixmap (bitmaps need leaf name) ***/ + sprintf(viewBitmapFilename,"%s%s%s",viewDirName,"/","image.bm"); + XGetWindowAttributes(dsply,viewport->viewWindow,&vwInfo); + code = XWriteBitmapFile(dsply,viewBitmapFilename, + viewport->titleWindow,vwInfo.width, + vwInfo.height+vwInfo.border_width+20,-1,-1); + break; + + case Pixmap: + /*** Create the pixmap (bitmaps need leaf name) ***/ + sprintf(viewPixmapFilename,"%s%s%s",viewDirName,"/","image.xpm"); + XGetWindowAttributes(dsply,viewport->viewWindow,&vwInfo); + write_pixmap_file(dsply,scrn,viewPixmapFilename, + viewport->titleWindow,0,0,vwInfo.width, + vwInfo.height+titleHeight); + break; + + case Image: + /*** Create the image (bitmaps need leaf name) ***/ + writeImage = yes; + sprintf(viewPixmapFilename,"%s%s%s",viewDirName,"/","image.xpm"); + XResizeWindow(dsply,viewport->titleWindow,300,300+titleHeight); + XResizeWindow(dsply,viewport->viewWindow,300,300); + viewport->hueTop = totalHues-1; viewport->hueOffset = 0; + viewport->numberOfHues = viewport->hueTop - viewport->hueOffset; + firstTime = 1; + if (viewData.style == transparent) { + viewData.style = render; + viewData.outlineRenderOn = 1; + } else { + if (viewData.style == render) viewData.outlineRenderOn = 1; + } + drawViewport(Xoption); + writeTitle(); + XGetWindowAttributes(dsply,viewport->viewWindow,&vwInfo); + write_pixmap_file(dsply,scrn,viewPixmapFilename, + viewport->titleWindow,0,0,vwInfo.width, + vwInfo.height+titleHeight); + viewport->monoOn = 1; + maxGreyShade = XInitShades(dsply,scrn); + firstTime = 1; + drawViewport(Xoption); + writeTitle(); + sprintf(viewBitmapFilename,"%s%s%s",viewDirName,"/","image.bm"); + code = XWriteBitmapFile(dsply,viewBitmapFilename, + viewport->titleWindow,vwInfo.width, + vwInfo.height+vwInfo.border_width+20,-1,-1); + + writeImage = no; + break; + + case Postscript: + /*** Create postscript output for viewport (in axiom3D.ps) ***/ + sprintf(PSfilename,"%s%s",viewDirName,"/axiom3D.ps"); + if (PSInit(viewport->viewWindow,viewport->titleWindow) == psError) + return(-1); + drawViewport(PSoption); /* write new script file in /tmp */ + if (PSCreateFile(viewBorderWidth,viewport->viewWindow, + viewport->titleWindow, viewport->title) == psError) + return(-1); /* concat script & proc into axiom3D.ps */ + break; + } /* switch on ii */ + } /* if thingsToWrite >> ii */ + } /* for ii */ + + return(0); + } /* else create directory okay */ + +} +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} |