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/* Copyright (c) 1992 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* rview.c - routines and variables for interactive view generation. |
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* |
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* 3/24/87 |
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* External symbols declared in rpaint.h |
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*/ |
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/* ==================================================================== |
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* The Radiance Software License, Version 1.0 |
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* |
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* Copyright (c) 1990 - 2002 The Regents of the University of California, |
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* through Lawrence Berkeley National Laboratory. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. The end-user documentation included with the redistribution, |
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* if any, must include the following acknowledgment: |
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* "This product includes Radiance software |
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* (http://radsite.lbl.gov/) |
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* developed by the Lawrence Berkeley National Laboratory |
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* (http://www.lbl.gov/)." |
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* Alternately, this acknowledgment may appear in the software itself, |
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* if and wherever such third-party acknowledgments normally appear. |
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* |
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* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
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* and "The Regents of the University of California" must |
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* not be used to endorse or promote products derived from this |
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* software without prior written permission. For written |
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* permission, please contact [email protected]. |
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* |
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* 5. Products derived from this software may not be called "Radiance", |
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* nor may "Radiance" appear in their name, without prior written |
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* permission of Lawrence Berkeley National Laboratory. |
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* |
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This software consists of voluntary contributions made by many |
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* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
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* information on Lawrence Berkeley National Laboratory, please see |
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* <http://www.lbl.gov/>. |
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*/ |
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#include "ray.h" |
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#include "rpaint.h" |
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#include <ctype.h> |
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VIEW ourview = STDVIEW; /* viewing parameters */ |
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int hresolu, vresolu; /* image resolution */ |
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CUBE thescene; /* our scene */ |
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OBJECT nsceneobjs; /* number of objects in our scene */ |
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int dimlist[MAXDIM]; /* sampling dimensions */ |
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int ndims = 0; /* number of sampling dimensions */ |
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int samplendx = 0; /* index for this sample */ |
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extern void ambnotify(); |
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void (*addobjnotify[])() = {ambnotify, NULL}; |
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|
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VIEW ourview = STDVIEW; /* viewing parameters */ |
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int hresolu, vresolu; /* image resolution */ |
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void (*trace)() = NULL; /* trace call */ |
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int do_irrad = 0; /* compute irradiance? */ |
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int psample = 8; /* pixel sample size */ |
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double maxdiff = .15; /* max. sample difference */ |
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int directvis = 1; /* sources visible? */ |
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double srcsizerat = 0.; /* maximum ratio source size/dist. */ |
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COLOR cextinction = BLKCOLOR; /* global extinction coefficient */ |
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COLOR salbedo = BLKCOLOR; /* global scattering albedo */ |
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double seccg = 0.; /* global scattering eccentricity */ |
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double ssampdist = 0.; /* scatter sampling distance */ |
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double specthresh = .3; /* specular sampling threshold */ |
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double specjitter = 1.; /* specular sampling jitter */ |
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int maxdepth = 4; /* maximum recursion depth */ |
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double minweight = 1e-2; /* minimum ray weight */ |
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char *ambfile = NULL; /* ambient file name */ |
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COLOR ambval = BLKCOLOR; /* ambient value */ |
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int ambvwt = 0; /* initial weight for ambient value */ |
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double ambacc = 0.2; /* ambient accuracy */ |
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int ambres = 8; /* ambient resolution */ |
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int ambdiv = 32; /* ambient divisions */ |
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int ambincl = -1; /* include == 1, exclude == 0 */ |
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int greyscale = 0; /* map colors to brightness? */ |
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char *devname = dev_default; /* output device name */ |
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char *dvcname = dev_default; /* output device name */ |
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struct driver *dev = NULL; /* driver functions */ |
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#define CTRL(c) ((c)-'@') |
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void |
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quit(code) /* quit program */ |
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int code; |
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{ |
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} |
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void |
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devopen(dname) /* open device driver */ |
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char *dname; |
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{ |
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} |
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void |
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devclose() /* close our device */ |
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{ |
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if (dev != NULL) |
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} |
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void |
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printdevices() /* print list of output devices */ |
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{ |
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register int i; |
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} |
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void |
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rview() /* do a view */ |
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{ |
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char buf[32]; |
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devopen(devname); /* open device */ |
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devopen(dvcname); /* open device */ |
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newimage(); /* start image (calls fillreserves) */ |
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for ( ; ; ) { /* quit in command() */ |
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} |
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void |
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fillreserves() /* fill memory reserves */ |
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{ |
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if (reserve_mem != NULL) |
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return; |
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reserve_mem = malloc(RESERVE_AMT); |
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reserve_mem = (char *)malloc(RESERVE_AMT); |
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} |
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void |
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freereserves() /* free memory reserves */ |
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{ |
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if (reserve_mem == NULL) |
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} |
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void |
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command(prompt) /* get/execute command */ |
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char *prompt; |
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{ |
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devclose(); |
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kill(0, SIGTSTP); |
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/* pc stops here */ |
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devopen(devname); |
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devopen(dvcname); |
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redraw(); |
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break; |
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#endif |
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} |
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void |
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rsample() /* sample the image */ |
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{ |
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int xsiz, ysiz, y; |
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return; |
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pl = (PNODE **)malloc(xsiz*sizeof(PNODE *)); |
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if (pl == NULL) { |
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free((char *)rl); |
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free((void *)rl); |
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return; |
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} |
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/* |
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} |
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} |
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escape: |
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free((char *)rl); |
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free((char *)pl); |
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free((void *)rl); |
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free((void *)pl); |
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} |
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