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Comparing ray/src/rt/rpict.c (file contents):
Revision 2.52 by greg, Sat Feb 22 02:07:29 2003 UTC vs.
Revision 2.68 by greg, Sun Mar 28 16:31:14 2004 UTC

# Line 1 | Line 1
1   #ifndef lint
2 < static const char       RCSid[] = "$Id$";
2 > static const char RCSid[] = "$Id";
3   #endif
4   /*
5   *  rpict.c - routines and variables for picture generation.
6   */
7  
8 < /* ====================================================================
9 < * The Radiance Software License, Version 1.0
10 < *
11 < * Copyright (c) 1990 - 2002 The Regents of the University of California,
12 < * through Lawrence Berkeley National Laboratory.   All rights reserved.
13 < *
14 < * Redistribution and use in source and binary forms, with or without
15 < * modification, are permitted provided that the following conditions
16 < * are met:
17 < *
18 < * 1. Redistributions of source code must retain the above copyright
19 < *         notice, this list of conditions and the following disclaimer.
20 < *
21 < * 2. Redistributions in binary form must reproduce the above copyright
22 < *       notice, this list of conditions and the following disclaimer in
23 < *       the documentation and/or other materials provided with the
24 < *       distribution.
25 < *
26 < * 3. The end-user documentation included with the redistribution,
27 < *           if any, must include the following acknowledgment:
28 < *             "This product includes Radiance software
29 < *                 (http://radsite.lbl.gov/)
30 < *                 developed by the Lawrence Berkeley National Laboratory
31 < *               (http://www.lbl.gov/)."
32 < *       Alternately, this acknowledgment may appear in the software itself,
33 < *       if and wherever such third-party acknowledgments normally appear.
34 < *
35 < * 4. The names "Radiance," "Lawrence Berkeley National Laboratory"
36 < *       and "The Regents of the University of California" must
37 < *       not be used to endorse or promote products derived from this
38 < *       software without prior written permission. For written
39 < *       permission, please contact [email protected].
40 < *
41 < * 5. Products derived from this software may not be called "Radiance",
42 < *       nor may "Radiance" appear in their name, without prior written
43 < *       permission of Lawrence Berkeley National Laboratory.
44 < *
45 < * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
46 < * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
47 < * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
48 < * DISCLAIMED.   IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR
49 < * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
50 < * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
51 < * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
52 < * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
53 < * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
54 < * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
55 < * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
56 < * SUCH DAMAGE.
57 < * ====================================================================
58 < *
59 < * This software consists of voluntary contributions made by many
60 < * individuals on behalf of Lawrence Berkeley National Laboratory.   For more
61 < * information on Lawrence Berkeley National Laboratory, please see
62 < * <http://www.lbl.gov/>.
63 < */
8 > #include "copyright.h"
9  
10 + #include  "platform.h"
11   #include  "ray.h"
12 + #include  "paths.h"
13  
14   #include  <sys/types.h>
15  
16 < #ifndef NIX
16 > #ifndef NON_POSIX
17   #ifdef BSD
18   #include  <sys/time.h>
19   #include  <sys/resource.h>
# Line 76 | Line 23 | static const char      RCSid[] = "$Id$";
23   #endif
24   #endif
25  
26 < extern time_t   time();
80 <
26 > #include  <time.h>
27   #include  <signal.h>
28  
29   #include  "view.h"
84 –
30   #include  "random.h"
86 –
31   #include  "paths.h"
32 + #include  "rtmisc.h" /* myhostname() */
33  
34 +
35   #define  RFTEMPLATE     "rfXXXXXX"
36  
37   #ifndef SIGCONT
38 + #ifdef SIGIO     /* XXX can we live without this? */
39   #define SIGCONT         SIGIO
40   #endif
41 + #endif
42  
43   CUBE  thescene;                         /* our scene */
44   OBJECT  nsceneobjs;                     /* number of objects in our scene */
# Line 135 | Line 83 | double specjitter = 1.;                /* specular sampling jitter *
83  
84   int  backvis = 1;                       /* back face visibility */
85  
86 < int  maxdepth = 6;                      /* maximum recursion depth */
87 < double  minweight = 5e-3;               /* minimum ray weight */
86 > int  maxdepth = 7;                      /* maximum recursion depth */
87 > double  minweight = 4e-3;               /* minimum ray weight */
88  
89   char  *ambfile = NULL;                  /* ambient file name */
90   COLOR  ambval = BLKCOLOR;               /* ambient value */
91   int  ambvwt = 0;                        /* initial weight for ambient value */
92   double  ambacc = 0.2;                   /* ambient accuracy */
93 < int  ambres = 32;                       /* ambient resolution */
94 < int  ambdiv = 128;                      /* ambient divisions */
95 < int  ambssamp = 0;                      /* ambient super-samples */
93 > int  ambres = 64;                       /* ambient resolution */
94 > int  ambdiv = 512;                      /* ambient divisions */
95 > int  ambssamp = 128;                    /* ambient super-samples */
96   int  ambounce = 0;                      /* ambient bounces */
97   char  *amblist[128];                    /* ambient include/exclude list */
98   int  ambincl = -1;                      /* include == 1, exclude == 0 */
# Line 163 | Line 111 | int  hres, vres;                       /* resolution for this frame */
111  
112   static VIEW     lastview;               /* the previous view input */
113  
114 < extern char  *mktemp();
114 > extern char  *mktemp();  /* XXX should be in stdlib.h or unistd.h */
115  
116   void  report();
117  
118   double  pixvalue();
119  
120 < #ifdef NIX
173 < #define  file_exists(f) (access(f,F_OK)==0)
174 < #else
120 > #ifdef RHAS_STAT
121   #include  <sys/types.h>
122   #include  <sys/stat.h>
123   int
# Line 182 | Line 128 | char  *fname;
128          if (stat(fname, &sbuf) < 0) return(0);
129          return((sbuf.st_mode & S_IFREG) != 0);
130   }
131 + #else
132 + #define  file_exists(f) (access(f,F_OK)==0)
133   #endif
134  
135  
# Line 191 | Line 139 | int  code;
139   {
140          if (code)                       /* report status */
141                  report();
142 < #ifndef NIX
142 > #ifndef NON_POSIX
143          headclean();                    /* delete header file */
144          pfclean();                      /* clean up persist files */
145   #endif
# Line 199 | Line 147 | int  code;
147   }
148  
149  
150 < #ifndef NIX
150 > #ifndef NON_POSIX
151   void
152   report()                /* report progress */
153   {
206 –        extern char  *myhostname();
154          double  u, s;
155   #ifdef BSD
156          struct rusage  rubuf;
# Line 236 | Line 183 | report()               /* report progress */
183                          nrays, pctdone, u/3600., s/3600.,
184                          (tlastrept-tstart)/3600., myhostname());
185          eputs(errmsg);
186 < #ifndef BSD
186 > #ifdef SIGCONT
187          signal(SIGCONT, report);
188   #endif
189   }
# Line 268 | Line 215 | char  *pout, *zout, *prvr;
215   * sequenced file naming.
216   */
217   {
271 –        extern char  *rindex(), *strncpy(), *strcat(), *strcpy();
218          char  fbuf[128], fbuf2[128];
219          int  npicts;
220          register char  *cp;
# Line 298 | Line 244 | char  *pout, *zout, *prvr;
244                  setview(&ourview);
245                  prvr = fbuf;                    /* mark for renaming */
246          }
247 <        if (pout != NULL & prvr != NULL) {
247 >        if ((pout != NULL) & (prvr != NULL)) {
248                  sprintf(fbuf, pout, seq);
249                  if (!strcmp(prvr, fbuf)) {      /* rename */
250                          strcpy(fbuf2, fbuf);
# Line 308 | Line 254 | char  *pout, *zout, *prvr;
254                                  cp--;
255                          strcpy(cp, RFTEMPLATE);
256                          prvr = mktemp(fbuf2);
257 <                        if (rename(fbuf, prvr) < 0)
257 >                        if (rename(fbuf, prvr) < 0) {
258                                  if (errno == ENOENT) {  /* ghost file */
259                                          sprintf(errmsg,
260                                                  "new output file \"%s\"",
# Line 321 | Line 267 | char  *pout, *zout, *prvr;
267                                                  fbuf, prvr);
268                                          error(SYSTEM, errmsg);
269                                  }
270 +                        }
271                  }
272          }
273          npicts = 0;                     /* render sequence */
# Line 345 | Line 292 | char  *pout, *zout, *prvr;
292                                          "cannot open output file \"%s\"", fbuf);
293                                  error(SYSTEM, errmsg);
294                          }
295 < #ifdef MSDOS
349 <                        setmode(fileno(stdout), O_BINARY);
350 < #endif
295 >                        SET_FILE_BINARY(stdout);
296                          dupheader();
297                  }
298                  hres = hresolu; vres = vresolu; pa = pixaspect;
299 <                if (prvr != NULL)
300 <                        if (viewfile(prvr, &ourview, &rs) <= 0
356 <                                        || rs.rt != PIXSTANDARD) {
299 >                if (prvr != NULL) {
300 >                        if (viewfile(prvr, &ourview, &rs) <= 0) {
301                                  sprintf(errmsg,
302                          "cannot recover view parameters from \"%s\"", prvr);
303                                  error(WARNING, errmsg);
# Line 362 | Line 306 | char  *pout, *zout, *prvr;
306                                  hres = scanlen(&rs);
307                                  vres = numscans(&rs);
308                          }
309 +                }
310                  if ((cp = setview(&ourview)) != NULL)
311                          error(USER, cp);
312                  normaspect(viewaspect(&ourview), &pa, &hres, &vres);
# Line 379 | Line 324 | char  *pout, *zout, *prvr;
324                  putchar('\n');
325                  if (pa < .99 || pa > 1.01)
326                          fputaspect(pa, stdout);
327 +                fputnow(stdout);
328                  fputformat(COLRFMT, stdout);
329                  putchar('\n');
330                  if (zout != NULL)
# Line 400 | Line 346 | FILE  *fp;
346   {
347          char  linebuf[256];
348  
349 <        copystruct(&lastview, &ourview);
349 >        lastview = ourview;
350          while (fgets(linebuf, sizeof(linebuf), fp) != NULL)
351                  if (isview(linebuf) && sscanview(&ourview, linebuf) > 0)
352                          return(0);
# Line 449 | Line 395 | char  *zfile, *oldfile;
395                          sprintf(errmsg, "cannot open z-file \"%s\"", zfile);
396                          error(SYSTEM, errmsg);
397                  }
398 < #ifdef MSDOS
453 <                setmode(zfd, O_BINARY);
454 < #endif
398 >                SET_FD_BINARY(zfd);
399                  for (i = 0; i <= psample; i++) {
400                          zbar[i] = (float *)malloc(hres*sizeof(float));
401                          if (zbar[i] == NULL)
# Line 469 | Line 413 | char  *zfile, *oldfile;
413          if (i >= vres)
414                  goto alldone;
415          if (zfd != -1 && i > 0 &&
416 <                        lseek(zfd, (off_t)i*hres*sizeof(float), 0) < 0)
416 >                        lseek(zfd, (off_t)i*hres*sizeof(float), SEEK_SET) < 0)
417                  error(SYSTEM, "z-file seek error in render");
418          pctdone = 100.0*i/vres;
419          if (ralrm > 0)                  /* report init stats */
420                  report();
421 < #ifndef  BSD
421 > #ifdef SIGCONT
422          else
479 – #endif
423          signal(SIGCONT, report);
424 + #endif
425          ypos = vres-1 - i;                      /* initialize sampling */
426          if (directvis)
427                  init_drawsources(psample);
# Line 503 | Line 447 | char  *zfile, *oldfile;
447                  if (directvis)                          /* add bitty sources */
448                          drawsources(scanbar, zbar, 0, hres, ypos, ystep);
449                                                          /* write it out */
450 < #ifndef  BSD
450 > #ifdef SIGCONT
451                  signal(SIGCONT, SIG_IGN);       /* don't interrupt writes */
452   #endif
453                  for (i = ystep; i > 0; i--) {
# Line 520 | Line 464 | char  *zfile, *oldfile;
464                  pctdone = 100.0*(vres-1-ypos)/vres;
465                  if (ralrm > 0 && time((time_t *)NULL) >= tlastrept+ralrm)
466                          report();
467 < #ifndef  BSD
467 > #ifdef SIGCONT
468                  else
469                          signal(SIGCONT, report);
470   #endif
471          }
472                                                  /* clean up */
473 + #ifdef SIGCONT
474          signal(SIGCONT, SIG_IGN);
475 + #endif
476          if (zfd != -1 && write(zfd, (char *)zbar[0], hres*sizeof(float))
477                                  < hres*sizeof(float))
478                  goto writerr;
# Line 547 | Line 493 | alldone:
493          pctdone = 100.0;
494          if (ralrm > 0)
495                  report();
496 + #ifdef SIGCONT
497          signal(SIGCONT, SIG_DFL);
498 + #endif
499          return;
500   writerr:
501          error(SYSTEM, "write error in render");
# Line 733 | Line 681 | char  *oldfile;
681                  error(WARNING, errmsg);
682                  goto gotzip;
683          }
684 < #ifdef MSDOS
737 <        setmode(fileno(fp), O_BINARY);
738 < #endif
684 >        SET_FILE_BINARY(fp);
685                                  /* discard header */
686          getheader(fp, NULL, NULL);
687                                  /* get picture size */

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