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root/radiance/ray/src/util/rad.c
Revision: 2.68
Committed: Thu Jul 3 22:41:45 2003 UTC (20 years, 9 months ago) by schorsch
Content type: text/plain
Branch: MAIN
Changes since 2.67: +7 -1 lines
Log Message:
Reduced compile problems on Windows.

File Contents

# User Rev Content
1 greg 2.1 #ifndef lint
2 schorsch 2.68 static const char RCSid[] = "$Id: rad.c,v 2.67 2003/07/03 18:03:58 greg Exp $";
3 greg 2.1 #endif
4     /*
5     * Executive program for oconv, rpict and pfilt
6     */
7    
8     #include "standard.h"
9 schorsch 2.64
10     #include <ctype.h>
11    
12     #include "platform.h"
13 gregl 2.55 #include "view.h"
14 greg 2.1 #include "paths.h"
15 greg 2.48 #include "vars.h"
16 greg 2.1
17 gwlarson 2.56 /* variables (alphabetical by name) */
18     #define AMBFILE 0 /* ambient file name */
19     #define DETAIL 1 /* level of scene detail */
20     #define EXPOSURE 2 /* picture exposure setting */
21 gwlarson 2.57 #define EYESEP 3 /* interocular distance */
22     #define ILLUM 4 /* mkillum input files */
23     #define INDIRECT 5 /* indirection in lighting */
24     #define MATERIAL 6 /* material files */
25     #define MKILLUM 7 /* mkillum options */
26     #define OBJECT 8 /* object files */
27     #define OCONV 9 /* oconv options */
28     #define OCTREE 10 /* octree file name */
29     #define OPTFILE 11 /* rendering options file */
30     #define PENUMBRAS 12 /* shadow penumbras are desired */
31     #define PFILT 13 /* pfilt options */
32     #define PICTURE 14 /* picture file root name */
33     #define QUALITY 15 /* desired rendering quality */
34     #define RAWFILE 16 /* raw picture file root name */
35     #define RENDER 17 /* rendering options */
36     #define REPORT 18 /* report frequency and errfile */
37     #define RESOLUTION 19 /* maximum picture resolution */
38     #define SCENE 20 /* scene files */
39     #define UP 21 /* view up (X, Y or Z) */
40     #define VARIABILITY 22 /* level of light variability */
41     #define VIEWS 23 /* view(s) for picture(s) */
42     #define ZFILE 24 /* distance file root name */
43     #define ZONE 25 /* simulation zone */
44 greg 2.1 /* total number of variables */
45 gwlarson 2.57 int NVARS = 26;
46 greg 2.1
47 greg 2.48 VARIABLE vv[] = { /* variable-value pairs */
48 gwlarson 2.56 {"AMBFILE", 3, 0, NULL, onevalue},
49     {"DETAIL", 3, 0, NULL, qualvalue},
50     {"EXPOSURE", 3, 0, NULL, fltvalue},
51 gwlarson 2.57 {"EYESEP", 3, 0, NULL, fltvalue},
52 gwlarson 2.56 {"illum", 3, 0, NULL, catvalues},
53     {"INDIRECT", 3, 0, NULL, intvalue},
54 greg 2.1 {"materials", 3, 0, NULL, catvalues},
55 greg 2.26 {"mkillum", 3, 0, NULL, catvalues},
56 gwlarson 2.56 {"objects", 3, 0, NULL, catvalues},
57 greg 2.1 {"oconv", 3, 0, NULL, catvalues},
58 gwlarson 2.56 {"OCTREE", 3, 0, NULL, onevalue},
59     {"OPTFILE", 3, 0, NULL, onevalue},
60     {"PENUMBRAS", 3, 0, NULL, boolvalue},
61 greg 2.1 {"pfilt", 2, 0, NULL, catvalues},
62 gwlarson 2.56 {"PICTURE", 3, 0, NULL, onevalue},
63 greg 2.30 {"QUALITY", 3, 0, NULL, qualvalue},
64 gwlarson 2.56 {"RAWFILE", 3, 0, NULL, onevalue},
65     {"render", 3, 0, NULL, catvalues},
66     {"REPORT", 3, 0, NULL, onevalue},
67 greg 2.1 {"RESOLUTION", 3, 0, NULL, onevalue},
68 gwlarson 2.56 {"scene", 3, 0, NULL, catvalues},
69 greg 2.1 {"UP", 2, 0, NULL, onevalue},
70 greg 2.30 {"VARIABILITY", 3, 0, NULL, qualvalue},
71 gwlarson 2.56 {"view", 2, 0, NULL, NULL},
72 greg 2.45 {"ZFILE", 2, 0, NULL, onevalue},
73 gwlarson 2.56 {"ZONE", 2, 0, NULL, onevalue},
74 greg 2.1 };
75    
76 greg 2.6 /* overture calculation file */
77 schorsch 2.65 #ifdef NULL_DEVICE
78     char overfile[] = NULL_DEVICE;
79     #else
80 greg 2.45 char overfile[] = "overture.unf";
81 greg 2.6 #endif
82    
83 greg 2.61 extern time_t time();
84 greg 2.1
85 greg 2.35 time_t scenedate; /* date of latest scene or object file */
86     time_t octreedate; /* date of octree */
87     time_t matdate; /* date of latest material file */
88     time_t illumdate; /* date of last illum file */
89 greg 2.1
90 greg 2.26 char *oct0name; /* name of pre-mkillum octree */
91 greg 2.35 time_t oct0date; /* date of pre-mkillum octree */
92 greg 2.26 char *oct1name; /* name of post-mkillum octree */
93 greg 2.35 time_t oct1date; /* date of post-mkillum octree (>= matdate) */
94 greg 2.26
95 greg 2.37 int nowarn = 0; /* no warnings */
96 greg 2.1 int explicate = 0; /* explicate variables */
97     int silent = 0; /* do work silently */
98 greg 2.41 int touchonly = 0; /* touch files only */
99 greg 2.66 int nprocs = 1; /* maximum executing processes */
100 greg 2.21 int sayview = 0; /* print view out */
101 greg 2.1 char *rvdevice = NULL; /* rview output device */
102     char *viewselect = NULL; /* specific view only */
103    
104     int overture = 0; /* overture calculation needed */
105    
106 greg 2.66 int children_running = 0; /* set negative in children */
107    
108 greg 2.1 char *progname; /* global argv[0] */
109 greg 2.22 char *rifname; /* global rad input file name */
110 greg 2.1
111 schorsch 2.65 char radname[PATH_MAX]; /* root Radiance file name */
112 greg 2.1
113 greg 2.67 #define inchild() (children_running < 0)
114    
115 greg 2.1
116     main(argc, argv)
117     int argc;
118     char *argv[];
119     {
120     char ropts[512];
121 greg 2.38 char popts[64];
122 greg 2.1 int i;
123    
124     progname = argv[0];
125     /* get options */
126     for (i = 1; i < argc && argv[i][0] == '-'; i++)
127     switch (argv[i][1]) {
128     case 's':
129     silent++;
130     break;
131     case 'n':
132 greg 2.66 nprocs = 0;
133     break;
134     case 'N':
135     nprocs = atoi(argv[++i]);
136     if (nprocs < 0)
137     nprocs = 0;
138 greg 2.1 break;
139 greg 2.41 case 't':
140     touchonly++;
141     break;
142 greg 2.1 case 'e':
143     explicate++;
144     break;
145     case 'o':
146     rvdevice = argv[++i];
147     break;
148 greg 2.20 case 'V':
149 greg 2.21 sayview++;
150     break;
151 greg 2.1 case 'v':
152     viewselect = argv[++i];
153     break;
154 greg 2.37 case 'w':
155     nowarn++;
156     break;
157 greg 2.1 default:
158     goto userr;
159     }
160     if (i >= argc)
161     goto userr;
162 greg 2.22 rifname = argv[i];
163 greg 2.67 /* check command-line options */
164     if (nprocs > 1 & viewselect != NULL)
165     nprocs = 1;
166 greg 2.1 /* assign Radiance root file name */
167 greg 2.22 rootname(radname, rifname);
168 greg 2.1 /* load variable values */
169 greg 2.48 loadvars(rifname);
170 greg 2.1 /* get any additional assignments */
171     for (i++; i < argc; i++)
172 greg 2.53 if (setvariable(argv[i], matchvar) < 0) {
173     fprintf(stderr, "%s: unknown variable: %s\n",
174     progname, argv[i]);
175     quit(1);
176     }
177 greg 2.1 /* check assignments */
178     checkvalues();
179     /* check files and dates */
180     checkfiles();
181     /* set default values as necessary */
182     setdefaults();
183     /* print all values if requested */
184     if (explicate)
185 greg 2.48 printvars(stdout);
186 greg 2.26 /* build octree (and run mkillum) */
187 greg 2.7 oconv();
188     /* check date on ambient file */
189     checkambfile();
190 greg 2.1 /* run simulation */
191 greg 2.38 renderopts(ropts, popts);
192 greg 2.1 xferopts(ropts);
193     if (rvdevice != NULL)
194 greg 2.38 rview(ropts, popts);
195 greg 2.1 else
196 greg 2.38 rpict(ropts, popts);
197 greg 2.53 quit(0);
198 greg 2.1 userr:
199     fprintf(stderr,
200 greg 2.66 "Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
201 greg 2.1 progname);
202 greg 2.53 quit(1);
203 greg 2.1 }
204    
205    
206     rootname(rn, fn) /* remove tail from end of fn */
207     register char *rn, *fn;
208     {
209     char *tp, *dp;
210    
211     for (tp = NULL, dp = rn; *rn = *fn++; rn++)
212     if (ISDIRSEP(*rn))
213     dp = rn;
214     else if (*rn == '.')
215     tp = rn;
216     if (tp != NULL && tp > dp)
217     *tp = '\0';
218     }
219    
220    
221 greg 2.35 time_t
222 greg 2.1 checklast(fnames) /* check files and find most recent */
223     register char *fnames;
224     {
225 schorsch 2.65 char thisfile[PATH_MAX];
226 greg 2.35 time_t thisdate, lastdate = 0;
227 greg 2.1
228 greg 2.26 if (fnames == NULL)
229     return(0);
230 schorsch 2.65 while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
231 gwlarson 2.60 if (thisfile[0] == '!' ||
232     (thisfile[0] == '\\' && thisfile[1] == '!'))
233     continue;
234 greg 2.26 if (!(thisdate = fdate(thisfile)))
235 greg 2.3 syserr(thisfile);
236 greg 2.1 if (thisdate > lastdate)
237     lastdate = thisdate;
238     }
239     return(lastdate);
240     }
241    
242    
243 greg 2.26 char *
244     newfname(orig, pred) /* create modified file name */
245     char *orig;
246     int pred;
247     {
248     register char *cp;
249     register int n;
250     int suffix;
251    
252 greg 2.27 n = 0; cp = orig; suffix = -1; /* suffix position, length */
253     while (*cp) {
254     if (*cp == '.') suffix = n;
255     else if (ISDIRSEP(*cp)) suffix = -1;
256     cp++; n++;
257     }
258     if (suffix == -1) suffix = n;
259 greg 2.26 if ((cp = bmalloc(n+2)) == NULL)
260     syserr(progname);
261     strncpy(cp, orig, suffix);
262     cp[suffix] = pred; /* root name + pred + suffix */
263     strcpy(cp+suffix+1, orig+suffix);
264     return(cp);
265     }
266    
267    
268 greg 2.1 checkfiles() /* check for existence and modified times */
269     {
270 greg 2.35 time_t objdate;
271 greg 2.1
272 greg 2.2 if (!vdef(OCTREE)) {
273 greg 2.26 if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
274 greg 2.3 syserr(progname);
275 greg 2.26 sprintf(vval(OCTREE), "%s.oct", radname);
276 greg 2.2 vdef(OCTREE)++;
277 greg 2.61 } else if (vval(OCTREE)[0] == '!') {
278     fprintf(stderr, "%s: illegal '%s' specification\n",
279     progname, vnam(OCTREE));
280     quit(1);
281 greg 2.2 }
282     octreedate = fdate(vval(OCTREE));
283 greg 2.26 if (vdef(ILLUM)) { /* illum requires secondary octrees */
284     oct0name = newfname(vval(OCTREE), '0');
285     oct1name = newfname(vval(OCTREE), '1');
286     oct0date = fdate(oct0name);
287     oct1date = fdate(oct1name);
288     } else
289     oct0name = oct1name = vval(OCTREE);
290     if ((scenedate = checklast(vval(SCENE))) &&
291     (objdate = checklast(vval(OBJECT))) > scenedate)
292     scenedate = objdate;
293     illumdate = checklast(vval(ILLUM));
294     if (!octreedate & !scenedate & !illumdate) {
295     fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
296     vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
297 greg 2.53 quit(1);
298 greg 2.1 }
299 greg 2.26 matdate = checklast(vval(MATERIAL));
300 greg 2.1 }
301    
302    
303 greg 2.2 getoctcube(org, sizp) /* get octree bounding cube */
304     double org[3], *sizp;
305 greg 2.1 {
306 greg 2.2 extern FILE *popen();
307     static double oorg[3], osiz = 0.;
308 greg 2.26 double min[3], max[3];
309 greg 2.46 char buf[1024];
310 greg 2.1 FILE *fp;
311 greg 2.26 register int i;
312 greg 2.1
313 greg 2.26 if (osiz <= FTINY)
314 greg 2.66 if (!nprocs && fdate(oct1name) <
315 greg 2.26 (scenedate>illumdate?scenedate:illumdate)) {
316     /* run getbbox */
317     sprintf(buf, "getbbox -w -h %s",
318     vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
319     if ((fp = popen(buf, "r")) == NULL)
320     syserr("getbbox");
321     if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
322     &min[0], &max[0], &min[1], &max[1],
323     &min[2], &max[2]) != 6) {
324     fprintf(stderr,
325     "%s: error reading bounding box from getbbox\n",
326     progname);
327 greg 2.53 quit(1);
328 greg 2.26 }
329     for (i = 0; i < 3; i++)
330     if (max[i] - min[i] > osiz)
331     osiz = max[i] - min[i];
332     for (i = 0; i < 3; i++)
333     oorg[i] = (max[i]+min[i]-osiz)*.5;
334     pclose(fp);
335     } else { /* from octree */
336     oconv(); /* does nothing if done already */
337     sprintf(buf, "getinfo -d < %s", oct1name);
338     if ((fp = popen(buf, "r")) == NULL)
339     syserr("getinfo");
340     if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
341     &oorg[2], &osiz) != 4) {
342     fprintf(stderr,
343 greg 2.2 "%s: error reading bounding cube from getinfo\n",
344 greg 2.26 progname);
345 greg 2.53 quit(1);
346 greg 2.26 }
347     pclose(fp);
348 greg 2.2 }
349     org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
350     }
351    
352    
353     setdefaults() /* set default values for unassigned var's */
354     {
355 gwlarson 2.58 double org[3], lim[3], size;
356 greg 2.2 char buf[128];
357    
358 greg 2.1 if (!vdef(ZONE)) {
359 greg 2.2 getoctcube(org, &size);
360     sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
361     org[1], org[1]+size, org[2], org[2]+size);
362 greg 2.1 vval(ZONE) = savqstr(buf);
363     vdef(ZONE)++;
364 gwlarson 2.58 }
365     if (!vdef(EYESEP)) {
366     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
367     &org[0], &lim[0], &org[1], &lim[1],
368     &org[2], &lim[2]) != 6)
369     badvalue(ZONE);
370     sprintf(buf, "%f",
371     0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
372     vval(EYESEP) = savqstr(buf);
373     vdef(EYESEP)++;
374 greg 2.1 }
375     if (!vdef(INDIRECT)) {
376     vval(INDIRECT) = "0";
377     vdef(INDIRECT)++;
378     }
379     if (!vdef(QUALITY)) {
380     vval(QUALITY) = "L";
381     vdef(QUALITY)++;
382     }
383     if (!vdef(RESOLUTION)) {
384     vval(RESOLUTION) = "512";
385     vdef(RESOLUTION)++;
386     }
387     if (!vdef(PICTURE)) {
388     vval(PICTURE) = radname;
389     vdef(PICTURE)++;
390     }
391 gregl 2.55 if (!vdef(VIEWS)) {
392     vval(VIEWS) = "X";
393     vdef(VIEWS)++;
394 greg 2.1 }
395     if (!vdef(DETAIL)) {
396     vval(DETAIL) = "M";
397     vdef(DETAIL)++;
398     }
399     if (!vdef(PENUMBRAS)) {
400     vval(PENUMBRAS) = "F";
401     vdef(PENUMBRAS)++;
402     }
403     if (!vdef(VARIABILITY)) {
404     vval(VARIABILITY) = "L";
405     vdef(VARIABILITY)++;
406     }
407     }
408    
409    
410 greg 2.26 oconv() /* run oconv and mkillum if necessary */
411 greg 2.1 {
412 greg 2.26 static char illumtmp[] = "ilXXXXXX";
413 schorsch 2.65 char combuf[PATH_MAX], ocopts[64], mkopts[64];
414 greg 2.1
415 greg 2.26 oconvopts(ocopts); /* get options */
416     if (octreedate < scenedate) { /* check date on original octree */
417 greg 2.41 if (touchonly && octreedate)
418     touch(vval(OCTREE));
419     else { /* build command */
420     if (vdef(MATERIAL))
421     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
422     vval(MATERIAL), vval(SCENE),
423     vval(OCTREE));
424     else
425     sprintf(combuf, "oconv%s %s > %s", ocopts,
426     vval(SCENE), vval(OCTREE));
427    
428     if (runcom(combuf)) { /* run it */
429     fprintf(stderr,
430 greg 2.26 "%s: error generating octree\n\t%s removed\n",
431 greg 2.41 progname, vval(OCTREE));
432     unlink(vval(OCTREE));
433 greg 2.53 quit(1);
434 greg 2.41 }
435 greg 2.26 }
436 greg 2.35 octreedate = time((time_t *)NULL);
437 greg 2.40 if (octreedate < scenedate) /* in case clock is off */
438     octreedate = scenedate;
439 greg 2.26 }
440     if (oct1name == vval(OCTREE)) /* no mkillum? */
441     oct1date = octreedate > matdate ? octreedate : matdate;
442     if (oct1date >= octreedate & oct1date >= matdate
443     & oct1date >= illumdate) /* all done */
444 greg 2.1 return;
445 greg 2.26 /* make octree0 */
446     if (oct0date < scenedate | oct0date < illumdate) {
447 greg 2.41 if (touchonly && oct0date)
448     touch(oct0name);
449     else { /* build command */
450     if (octreedate)
451     sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
452     vval(OCTREE), vval(ILLUM), oct0name);
453     else if (vdef(MATERIAL))
454     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
455     vval(MATERIAL), vval(ILLUM), oct0name);
456     else
457     sprintf(combuf, "oconv%s %s > %s", ocopts,
458     vval(ILLUM), oct0name);
459     if (runcom(combuf)) { /* run it */
460     fprintf(stderr,
461     "%s: error generating octree\n\t%s removed\n",
462     progname, oct0name);
463     unlink(oct0name);
464 greg 2.53 quit(1);
465 greg 2.41 }
466     }
467     oct0date = time((time_t *)NULL);
468     if (oct0date < octreedate) /* in case clock is off */
469     oct0date = octreedate;
470     if (oct0date < illumdate) /* ditto */
471     oct0date = illumdate;
472     }
473     if (touchonly && oct1date)
474     touch(oct1name);
475     else {
476     mkillumopts(mkopts); /* build mkillum command */
477     mktemp(illumtmp);
478     sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
479     oct0name, vval(ILLUM), illumtmp);
480     if (runcom(combuf)) { /* run it */
481     fprintf(stderr, "%s: error running mkillum\n",
482     progname);
483     unlink(illumtmp);
484 greg 2.53 quit(1);
485 greg 2.41 }
486     /* make octree1 (frozen) */
487 greg 2.26 if (octreedate)
488 greg 2.41 sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
489     vval(OCTREE), illumtmp, oct1name);
490 greg 2.26 else if (vdef(MATERIAL))
491 greg 2.41 sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
492     vval(MATERIAL), illumtmp, oct1name);
493 greg 2.26 else
494 greg 2.41 sprintf(combuf, "oconv%s -f %s > %s", ocopts,
495     illumtmp, oct1name);
496 greg 2.26 if (runcom(combuf)) { /* run it */
497     fprintf(stderr,
498     "%s: error generating octree\n\t%s removed\n",
499 greg 2.41 progname, oct1name);
500     unlink(oct1name);
501 greg 2.46 unlink(illumtmp);
502 greg 2.53 quit(1);
503 greg 2.26 }
504 greg 2.41 rmfile(illumtmp);
505 greg 2.26 }
506 greg 2.35 oct1date = time((time_t *)NULL);
507 greg 2.40 if (oct1date < oct0date) /* in case clock is off */
508     oct1date = oct0date;
509 greg 2.1 }
510    
511    
512     char *
513     addarg(op, arg) /* add argument and advance pointer */
514     register char *op, *arg;
515     {
516     *op = ' ';
517     while (*++op = *arg++)
518     ;
519     return(op);
520     }
521    
522    
523     oconvopts(oo) /* get oconv options */
524 greg 2.2 register char *oo;
525 greg 2.1 {
526 greg 2.2 /* BEWARE: This may be called via setdefaults(), so no assumptions */
527    
528 greg 2.1 *oo = '\0';
529     if (vdef(OCONV))
530     addarg(oo, vval(OCONV));
531     }
532    
533    
534 greg 2.26 mkillumopts(mo) /* get mkillum options */
535     register char *mo;
536     {
537     /* BEWARE: This may be called via setdefaults(), so no assumptions */
538    
539     *mo = '\0';
540     if (vdef(MKILLUM))
541     addarg(mo, vval(MKILLUM));
542     }
543    
544    
545 greg 2.7 checkambfile() /* check date on ambient file */
546     {
547 greg 2.35 time_t afdate;
548 greg 2.7
549 greg 2.11 if (!vdef(AMBFILE))
550     return;
551 greg 2.26 if (!(afdate = fdate(vval(AMBFILE))))
552 greg 2.11 return;
553 greg 2.26 if (oct1date > afdate)
554 greg 2.41 if (touchonly)
555     touch(vval(AMBFILE));
556     else
557     rmfile(vval(AMBFILE));
558 greg 2.7 }
559    
560    
561 greg 2.2 double
562     ambval() /* compute ambient value */
563 greg 2.1 {
564 greg 2.3 if (vdef(EXPOSURE)) {
565 greg 2.2 if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
566 greg 2.50 return(.5/pow(2.,vflt(EXPOSURE)));
567     return(.5/vflt(EXPOSURE));
568 greg 2.3 }
569 greg 2.2 if (vlet(ZONE) == 'E')
570     return(10.);
571 greg 2.3 if (vlet(ZONE) == 'I')
572 greg 2.2 return(.01);
573 greg 2.3 badvalue(ZONE);
574 greg 2.30 }
575    
576    
577 greg 2.38 renderopts(op, po) /* set rendering options */
578     char *op, *po;
579 greg 2.30 {
580     switch(vscale(QUALITY)) {
581     case LOW:
582 greg 2.38 lowqopts(op, po);
583 greg 2.30 break;
584     case MEDIUM:
585 greg 2.38 medqopts(op, po);
586 greg 2.30 break;
587     case HIGH:
588 greg 2.38 hiqopts(op, po);
589 greg 2.30 break;
590     }
591 greg 2.2 }
592 greg 2.1
593 greg 2.2
594 greg 2.38 lowqopts(op, po) /* low quality rendering options */
595 greg 2.2 register char *op;
596 greg 2.38 char *po;
597 greg 2.2 {
598     double d, org[3], siz[3];
599    
600 greg 2.1 *op = '\0';
601 greg 2.38 *po = '\0';
602 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
603 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
604     badvalue(ZONE);
605 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
606 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
607     badvalue(ZONE);
608 greg 2.2 getoctcube(org, &d);
609     d *= 3./(siz[0]+siz[1]+siz[2]);
610     switch (vscale(DETAIL)) {
611     case LOW:
612 greg 2.38 po = addarg(po, "-ps 16");
613     op = addarg(op, "-dp 64");
614 greg 2.2 sprintf(op, " -ar %d", (int)(4*d));
615     op += strlen(op);
616     break;
617     case MEDIUM:
618 greg 2.38 po = addarg(po, "-ps 8");
619     op = addarg(op, "-dp 128");
620 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
621     op += strlen(op);
622     break;
623     case HIGH:
624 greg 2.38 po = addarg(po, "-ps 4");
625     op = addarg(op, "-dp 256");
626 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
627     op += strlen(op);
628     break;
629     }
630 greg 2.38 po = addarg(po, "-pt .16");
631 greg 2.2 if (vbool(PENUMBRAS))
632     op = addarg(op, "-ds .4");
633 greg 2.4 else
634     op = addarg(op, "-ds 0");
635 greg 2.17 op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
636 greg 2.2 if (vdef(AMBFILE)) {
637     sprintf(op, " -af %s", vval(AMBFILE));
638     op += strlen(op);
639     } else
640     overture = 0;
641     switch (vscale(VARIABILITY)) {
642     case LOW:
643 gregl 2.54 op = addarg(op, "-aa .4 -ad 64");
644 greg 2.2 break;
645     case MEDIUM:
646 gregl 2.54 op = addarg(op, "-aa .3 -ad 128");
647 greg 2.2 break;
648     case HIGH:
649 greg 2.16 op = addarg(op, "-aa .25 -ad 256");
650 greg 2.2 break;
651     }
652     op = addarg(op, "-as 0");
653     d = ambval();
654     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
655     op += strlen(op);
656 greg 2.4 op = addarg(op, "-lr 3 -lw .02");
657 greg 2.1 if (vdef(RENDER))
658     op = addarg(op, vval(RENDER));
659     }
660    
661    
662 greg 2.38 medqopts(op, po) /* medium quality rendering options */
663 greg 2.2 register char *op;
664 greg 2.38 char *po;
665 greg 2.1 {
666 greg 2.47 double d, org[3], siz[3], asz;
667 greg 2.1
668     *op = '\0';
669 greg 2.38 *po = '\0';
670 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
671 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
672     badvalue(ZONE);
673 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
674 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
675     badvalue(ZONE);
676 greg 2.2 getoctcube(org, &d);
677 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
678     d /= asz;
679 greg 2.2 switch (vscale(DETAIL)) {
680     case LOW:
681 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
682 greg 2.23 op = addarg(op, "-dp 256");
683 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
684     op += strlen(op);
685 greg 2.47 sprintf(op, " -ms %.2g", asz/20.);
686     op += strlen(op);
687 greg 2.2 break;
688     case MEDIUM:
689 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
690 greg 2.23 op = addarg(op, "-dp 512");
691 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
692     op += strlen(op);
693 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
694     op += strlen(op);
695 greg 2.2 break;
696     case HIGH:
697 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
698 greg 2.23 op = addarg(op, "-dp 1024");
699 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
700     op += strlen(op);
701 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
702     op += strlen(op);
703 greg 2.2 break;
704     }
705 greg 2.38 po = addarg(po, "-pt .08");
706 greg 2.4 if (vbool(PENUMBRAS))
707 greg 2.28 op = addarg(op, "-ds .2 -dj .5");
708 greg 2.4 else
709 greg 2.2 op = addarg(op, "-ds .3");
710 greg 2.17 op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
711 greg 2.5 if (overture = vint(INDIRECT)) {
712     sprintf(op, " -ab %d", overture);
713     op += strlen(op);
714     }
715 greg 2.2 if (vdef(AMBFILE)) {
716     sprintf(op, " -af %s", vval(AMBFILE));
717     op += strlen(op);
718     } else
719     overture = 0;
720     switch (vscale(VARIABILITY)) {
721     case LOW:
722 gregl 2.54 op = addarg(op, "-aa .25 -ad 196 -as 0");
723 greg 2.2 break;
724     case MEDIUM:
725 gregl 2.54 op = addarg(op, "-aa .2 -ad 400 -as 64");
726 greg 2.2 break;
727     case HIGH:
728 greg 2.16 op = addarg(op, "-aa .15 -ad 768 -as 196");
729 greg 2.2 break;
730     }
731     d = ambval();
732     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
733     op += strlen(op);
734 greg 2.4 op = addarg(op, "-lr 6 -lw .002");
735 greg 2.1 if (vdef(RENDER))
736     op = addarg(op, vval(RENDER));
737     }
738    
739    
740 greg 2.38 hiqopts(op, po) /* high quality rendering options */
741 greg 2.2 register char *op;
742 greg 2.38 char *po;
743 greg 2.1 {
744 greg 2.47 double d, org[3], siz[3], asz;
745 greg 2.1
746     *op = '\0';
747 greg 2.38 *po = '\0';
748 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
749 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
750     badvalue(ZONE);
751 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
752 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
753     badvalue(ZONE);
754 greg 2.2 getoctcube(org, &d);
755 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
756     d /= asz;
757 greg 2.2 switch (vscale(DETAIL)) {
758     case LOW:
759 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
760 greg 2.23 op = addarg(op, "-dp 1024");
761 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
762     op += strlen(op);
763 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
764     op += strlen(op);
765 greg 2.2 break;
766     case MEDIUM:
767 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
768 greg 2.23 op = addarg(op, "-dp 2048");
769 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
770     op += strlen(op);
771 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
772     op += strlen(op);
773 greg 2.2 break;
774     case HIGH:
775 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
776 greg 2.23 op = addarg(op, "-dp 4096");
777 greg 2.2 sprintf(op, " -ar %d", (int)(64*d));
778 greg 2.47 op += strlen(op);
779     sprintf(op, " -ms %.2g", asz/160.);
780 greg 2.2 op += strlen(op);
781     break;
782     }
783 greg 2.38 po = addarg(po, "-pt .04");
784 greg 2.4 if (vbool(PENUMBRAS))
785 greg 2.42 op = addarg(op, "-ds .1 -dj .65");
786 greg 2.4 else
787 greg 2.2 op = addarg(op, "-ds .2");
788 greg 2.17 op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
789 greg 2.2 sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
790     op += strlen(op);
791     if (vdef(AMBFILE)) {
792     sprintf(op, " -af %s", vval(AMBFILE));
793     op += strlen(op);
794     } else
795     overture = 0;
796     switch (vscale(VARIABILITY)) {
797     case LOW:
798 gregl 2.54 op = addarg(op, "-aa .15 -ad 256 -as 0");
799 greg 2.2 break;
800     case MEDIUM:
801 gregl 2.54 op = addarg(op, "-aa .125 -ad 512 -as 256");
802 greg 2.2 break;
803     case HIGH:
804 greg 2.16 op = addarg(op, "-aa .08 -ad 1024 -as 512");
805 greg 2.2 break;
806     }
807     d = ambval();
808     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
809     op += strlen(op);
810 greg 2.4 op = addarg(op, "-lr 12 -lw .0005");
811 greg 2.1 if (vdef(RENDER))
812     op = addarg(op, vval(RENDER));
813     }
814    
815    
816     xferopts(ro) /* transfer options if indicated */
817     char *ro;
818     {
819     int fd, n;
820 greg 2.10 register char *cp;
821 greg 2.1
822     n = strlen(ro);
823     if (n < 2)
824     return;
825     if (vdef(OPTFILE)) {
826 greg 2.10 for (cp = ro; cp[1]; cp++)
827 greg 2.49 if (isspace(cp[1]) && (cp[2] == '@' ||
828     (cp[2] == '-' && isalpha(cp[3]))))
829 greg 2.10 *cp = '\n';
830     else
831     *cp = cp[1];
832     *cp = '\n';
833     fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
834     if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
835 greg 2.3 syserr(vval(OPTFILE));
836 greg 2.15 sprintf(ro, " @%s", vval(OPTFILE));
837 greg 2.1 }
838 schorsch 2.63 #ifdef _WIN32
839 greg 2.1 else if (n > 50) {
840 greg 2.8 setenv("ROPT", ro+1);
841 greg 2.1 strcpy(ro, " $ROPT");
842     }
843     #endif
844     }
845    
846    
847     pfiltopts(po) /* get pfilt options */
848     register char *po;
849     {
850     *po = '\0';
851     if (vdef(EXPOSURE)) {
852     po = addarg(po, "-1 -e");
853     po = addarg(po, vval(EXPOSURE));
854     }
855 greg 2.12 switch (vscale(QUALITY)) {
856     case MEDIUM:
857 greg 2.61 po = addarg(po, "-r .6");
858 greg 2.12 break;
859     case HIGH:
860 greg 2.14 po = addarg(po, "-m .25");
861 greg 2.12 break;
862     }
863 greg 2.1 if (vdef(PFILT))
864     po = addarg(po, vval(PFILT));
865     }
866    
867    
868     matchword(s1, s2) /* match white-delimited words */
869     register char *s1, *s2;
870     {
871     while (isspace(*s1)) s1++;
872     while (isspace(*s2)) s2++;
873     while (*s1 && !isspace(*s1))
874     if (*s1++ != *s2++)
875     return(0);
876     return(!*s2 || isspace(*s2));
877     }
878    
879    
880     char *
881     specview(vs) /* get proper view spec from vs */
882     register char *vs;
883     {
884 greg 2.3 static char vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
885     "-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
886 greg 2.1 static char viewopts[128];
887     register char *cp;
888 greg 2.3 int xpos, ypos, zpos, viewtype, upax;
889     register int i;
890 greg 2.1 double cent[3], dim[3], mult, d;
891    
892 greg 2.9 if (vs == NULL || *vs == '-')
893 greg 2.1 return(vs);
894 greg 2.3 upax = 0; /* get the up vector */
895     if (vdef(UP)) {
896     if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
897     upax = 1-'X'+UPPER(vval(UP)[1]);
898     else
899     upax = 1-'X'+vlet(UP);
900     if (upax < 1 | upax > 3)
901     badvalue(UP);
902     if (vval(UP)[0] == '-')
903     upax = -upax;
904     }
905 greg 2.1 /* check standard view names */
906     xpos = ypos = zpos = 0;
907     if (*vs == 'X') {
908     xpos = 1; vs++;
909     } else if (*vs == 'x') {
910     xpos = -1; vs++;
911     }
912     if (*vs == 'Y') {
913     ypos = 1; vs++;
914     } else if (*vs == 'y') {
915     ypos = -1; vs++;
916     }
917     if (*vs == 'Z') {
918     zpos = 1; vs++;
919     } else if (*vs == 'z') {
920     zpos = -1; vs++;
921     }
922 greg 2.3 viewtype = 'v';
923 greg 2.44 if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h' | *vs == 'c')
924 greg 2.1 viewtype = *vs++;
925     cp = viewopts;
926 greg 2.3 if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) { /* got one! */
927 greg 2.1 *cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
928     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
929     &cent[0], &dim[0], &cent[1], &dim[1],
930 greg 2.3 &cent[2], &dim[2]) != 6)
931     badvalue(ZONE);
932     for (i = 0; i < 3; i++) {
933     dim[i] -= cent[i];
934 greg 2.39 if (dim[i] <= FTINY)
935     badvalue(ZONE);
936 greg 2.3 cent[i] += .5*dim[i];
937 greg 2.1 }
938 greg 2.3 mult = vlet(ZONE)=='E' ? 2. : .45 ;
939 greg 2.1 sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
940     cent[0]+xpos*mult*dim[0],
941     cent[1]+ypos*mult*dim[1],
942     cent[2]+zpos*mult*dim[2],
943     -xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
944     cp += strlen(cp);
945 greg 2.3 /* redirect up axis if necessary */
946     switch (upax) {
947     case 3: /* plus or minus Z axis */
948     case -3:
949     case 0:
950     if (!(xpos|ypos))
951     upax = 2;
952 greg 2.1 break;
953 greg 2.3 case 2: /* plus or minus Y axis */
954     case -2:
955     if (!(xpos|zpos))
956     upax = 1;
957     break;
958     case 1: /* plus or minus X axis */
959     case -1:
960     if (!(ypos|zpos))
961     upax = 3;
962     break;
963 greg 2.1 }
964 greg 2.3 cp = addarg(cp, vup[upax+3]);
965 greg 2.1 switch (viewtype) {
966     case 'v':
967     cp = addarg(cp, "-vh 45 -vv 45");
968     break;
969     case 'l':
970     d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
971     sprintf(cp, " -vh %.2g -vv %.2g", d, d);
972     cp += strlen(cp);
973     break;
974     case 'a':
975     case 'h':
976     cp = addarg(cp, "-vh 180 -vv 180");
977 greg 2.44 break;
978     case 'c':
979     cp = addarg(cp, "-vh 180 -vv 90");
980 greg 2.1 break;
981     }
982 greg 2.3 } else {
983 greg 2.4 while (!isspace(*vs)) /* else skip id */
984     if (!*vs++)
985     return(NULL);
986 greg 2.3 if (upax) { /* specify up vector */
987     strcpy(cp, vup[upax+3]);
988     cp += strlen(cp);
989     }
990     }
991 greg 2.26 if (cp == viewopts) /* append any additional options */
992     vs++; /* skip prefixed space if unneeded */
993     strcpy(cp, vs);
994 schorsch 2.63 #ifdef _WIN32
995 greg 2.8 if (strlen(viewopts) > 40) {
996     setenv("VIEW", viewopts);
997     return("$VIEW");
998     }
999     #endif
1000 greg 2.1 return(viewopts);
1001     }
1002    
1003    
1004     char *
1005     getview(n, vn) /* get view n, or NULL if none */
1006     int n;
1007 greg 2.8 char *vn; /* returned view name */
1008 greg 2.1 {
1009 greg 2.19 register char *mv;
1010 greg 2.1
1011 greg 2.8 if (viewselect != NULL) { /* command-line selected */
1012 greg 2.1 if (n) /* only do one */
1013     return(NULL);
1014     if (viewselect[0] == '-') { /* already specified */
1015     if (vn != NULL) *vn = '\0';
1016     return(viewselect);
1017     }
1018     if (vn != NULL) {
1019     for (mv = viewselect; *mv && !isspace(*mv);
1020     *vn++ = *mv++)
1021     ;
1022     *vn = '\0';
1023     }
1024 greg 2.19 /* view number? */
1025 greg 2.20 if (isint(viewselect))
1026 gregl 2.55 return(specview(nvalue(VIEWS, atoi(viewselect)-1)));
1027 greg 2.1 /* check list */
1028 gregl 2.55 while ((mv = nvalue(VIEWS, n++)) != NULL)
1029 greg 2.1 if (matchword(viewselect, mv))
1030     return(specview(mv));
1031     return(specview(viewselect)); /* standard view? */
1032     }
1033 gregl 2.55 mv = nvalue(VIEWS, n); /* use view n */
1034 greg 2.8 if (vn != NULL & mv != NULL) {
1035 greg 2.19 register char *mv2 = mv;
1036     if (*mv2 != '-')
1037     while (*mv2 && !isspace(*mv2))
1038     *vn++ = *mv2++;
1039 greg 2.1 *vn = '\0';
1040     }
1041 greg 2.8 return(specview(mv));
1042 greg 2.20 }
1043    
1044    
1045 greg 2.67 int
1046     myprintview(vopts, fp) /* print out selected view */
1047 greg 2.21 register char *vopts;
1048 greg 2.67 FILE *fp;
1049 greg 2.20 {
1050 gregl 2.55 VIEW vwr;
1051     char buf[128];
1052 greg 2.21 register char *cp;
1053 gregl 2.55 again:
1054 greg 2.20 if (vopts == NULL)
1055     return(-1);
1056 schorsch 2.63 #ifdef _WIN32
1057 gregl 2.55 if (vopts[0] == '$') {
1058     vopts = getenv(vopts+1);
1059     goto again;
1060     }
1061 greg 2.24 #endif
1062 gregl 2.55 copystruct(&vwr, &stdview);
1063 gwlarson 2.59 sscanview(&vwr, cp=vopts); /* set initial options */
1064 gregl 2.55 while ((cp = strstr(cp, "-vf ")) != NULL &&
1065 gwlarson 2.59 *atos(buf, sizeof(buf), cp += 4)) {
1066     viewfile(buf, &vwr, NULL); /* load -vf file */
1067     sscanview(&vwr, cp); /* reset tail */
1068     }
1069 greg 2.67 fputs(VIEWSTR, fp);
1070     fprintview(&vwr, fp); /* print full spec. */
1071     fputc('\n', fp);
1072 greg 2.20 return(0);
1073 greg 2.1 }
1074    
1075    
1076 greg 2.38 rview(opts, po) /* run rview with first view */
1077     char *opts, *po;
1078 greg 2.1 {
1079 greg 2.21 char *vw;
1080 schorsch 2.65 char combuf[PATH_MAX];
1081 greg 2.1 /* build command */
1082 greg 2.41 if (touchonly || (vw = getview(0, NULL)) == NULL)
1083 greg 2.21 return;
1084     if (sayview)
1085 greg 2.67 myprintview(vw, stdout);
1086 greg 2.38 sprintf(combuf, "rview %s%s%s -R %s ", vw, po, opts, rifname);
1087 greg 2.1 if (rvdevice != NULL)
1088     sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1089 greg 2.29 if (vdef(EXPOSURE))
1090     sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1091 greg 2.26 strcat(combuf, oct1name);
1092 greg 2.4 if (runcom(combuf)) { /* run it */
1093 greg 2.1 fprintf(stderr, "%s: error running rview\n", progname);
1094 greg 2.53 quit(1);
1095 greg 2.1 }
1096     }
1097    
1098    
1099 greg 2.38 rpict(opts, po) /* run rpict and pfilt for each view */
1100     char *opts, *po;
1101 greg 2.1 {
1102 schorsch 2.65 char combuf[PATH_MAX];
1103     char rawfile[PATH_MAX], picfile[PATH_MAX];
1104     char zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1105 greg 2.67 char rppopt[128], *pfile = NULL;
1106 greg 2.3 char pfopts[128];
1107 greg 2.1 char vs[32], *vw;
1108     int vn, mult;
1109 greg 2.67 FILE *fp;
1110 greg 2.41 time_t rfdt, pfdt;
1111 greg 2.1 /* get pfilt options */
1112     pfiltopts(pfopts);
1113     /* get resolution, reporting */
1114 greg 2.31 switch (vscale(QUALITY)) {
1115     case LOW:
1116     mult = 1;
1117     break;
1118     case MEDIUM:
1119     mult = 2;
1120     break;
1121     case HIGH:
1122     mult = 3;
1123     break;
1124     }
1125 greg 2.1 {
1126     int xres, yres;
1127     double aspect;
1128     int n;
1129     n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1130     if (n == 3)
1131     sprintf(res, "-x %d -y %d -pa %.3f",
1132     mult*xres, mult*yres, aspect);
1133     else if (n) {
1134     if (n == 1) yres = xres;
1135     sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1136 greg 2.3 } else
1137     badvalue(RESOLUTION);
1138 greg 2.1 }
1139     rep[0] = '\0';
1140     if (vdef(REPORT)) {
1141     double minutes;
1142     int n;
1143     n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1144     if (n == 2)
1145     sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1146     else if (n == 1)
1147     sprintf(rep, " -t %d", (int)(minutes*60));
1148 greg 2.3 else
1149     badvalue(REPORT);
1150 greg 2.1 }
1151 greg 2.67 /* set up parallel rendering */
1152     if (nprocs > 1 & !vdef(ZFILE)) {
1153     strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1154     pfile = rppopt+9;
1155     if (mktemp(pfile) == NULL)
1156     pfile = NULL;
1157     }
1158 greg 2.66 vn = 0; /* do each view */
1159 greg 2.1 while ((vw = getview(vn++, vs)) != NULL) {
1160 greg 2.21 if (sayview)
1161 greg 2.67 myprintview(vw, stdout);
1162 greg 2.1 if (!vs[0])
1163     sprintf(vs, "%d", vn);
1164     sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1165 greg 2.45 if (vdef(ZFILE))
1166     sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1167     else
1168     zopt[0] = '\0';
1169 greg 2.1 /* check date on picture */
1170 greg 2.41 pfdt = fdate(picfile);
1171     if (pfdt >= oct1date)
1172 greg 2.1 continue;
1173 greg 2.41 /* get raw file name */
1174 greg 2.45 sprintf(rawfile, "%s_%s.unf",
1175     vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1176 greg 2.41 rfdt = fdate(rawfile);
1177     if (touchonly) { /* update times only */
1178     if (rfdt) {
1179     if (rfdt < oct1date)
1180     touch(rawfile);
1181     } else if (pfdt && pfdt < oct1date)
1182     touch(picfile);
1183     continue;
1184     }
1185 greg 2.67 if (next_process()) { /* parallel running? */
1186     if (pfile != NULL)
1187     sleep(20);
1188 greg 2.66 continue;
1189 greg 2.67 }
1190 greg 2.66 /* XXX Remember to call finish_process() */
1191 greg 2.1 /* build rpict command */
1192 greg 2.67 if (rfdt >= oct1date) { /* recover */
1193 greg 2.45 sprintf(combuf, "rpict%s%s%s%s -ro %s %s",
1194     rep, po, opts, zopt, rawfile, oct1name);
1195 greg 2.67 if (runcom(combuf)) /* run rpict */
1196     goto rperror;
1197     } else {
1198 greg 2.1 if (overture) { /* run overture calculation */
1199     sprintf(combuf,
1200     "rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1201     rep, vw, opts,
1202 greg 2.26 oct1name, overfile);
1203 greg 2.4 if (runcom(combuf)) {
1204 greg 2.1 fprintf(stderr,
1205 greg 2.6 "%s: error in overture for view %s\n",
1206     progname, vs);
1207 greg 2.53 quit(1);
1208 greg 2.1 }
1209 schorsch 2.65 #ifndef NULL_DEVICE
1210 greg 2.6 rmfile(overfile);
1211     #endif
1212 greg 2.1 }
1213 greg 2.45 sprintf(combuf, "rpict%s %s %s%s%s%s %s > %s",
1214 greg 2.67 rep, vw, res, po, opts,
1215     zopt, oct1name, rawfile);
1216     if (pfile != NULL && inchild()) {
1217     /* rpict persistent mode */
1218     if (!silent)
1219     printf("\t%s\n", combuf);
1220     sprintf(combuf, "rpict%s %s %s%s%s %s > %s",
1221     rep, rppopt, res, po, opts,
1222     oct1name, rawfile);
1223     fflush(stdout);
1224     fp = popen(combuf, "w");
1225     if (fp == NULL)
1226     goto rperror;
1227     myprintview(vw, fp);
1228     if (pclose(fp))
1229     goto rperror;
1230     } else { /* rpict normal mode */
1231     if (runcom(combuf))
1232     goto rperror;
1233     }
1234 greg 2.1 }
1235 greg 2.45 if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1236 greg 2.1 /* build pfilt command */
1237 greg 2.45 if (mult > 1)
1238     sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1239 greg 2.1 pfopts, mult, mult, rawfile, picfile);
1240 greg 2.45 else
1241     sprintf(combuf, "pfilt%s %s > %s", pfopts,
1242     rawfile, picfile);
1243 greg 2.67 if (runcom(combuf)) { /* run pfilt */
1244 greg 2.45 fprintf(stderr,
1245     "%s: error filtering view %s\n\t%s removed\n",
1246     progname, vs, picfile);
1247     unlink(picfile);
1248 greg 2.53 quit(1);
1249 greg 2.45 }
1250 greg 2.1 }
1251 greg 2.43 /* remove/rename raw file */
1252 greg 2.45 if (vdef(RAWFILE)) {
1253     sprintf(combuf, "%s_%s.pic", vval(RAWFILE), vs);
1254 greg 2.43 mvfile(rawfile, combuf);
1255     } else
1256     rmfile(rawfile);
1257 greg 2.66 finish_process(); /* leave if child */
1258 greg 2.4 }
1259 greg 2.66 wait_process(1); /* wait for children to finish */
1260 greg 2.67 if (pfile != NULL) { /* clean up rpict persistent mode */
1261     int pid;
1262     fp = fopen(pfile, "r");
1263     if (fp != NULL) {
1264     if (fscanf(fp, "%*s %d", &pid) != 1 ||
1265     kill(pid, 1) == -1)
1266     unlink(pfile);
1267     fclose(fp);
1268     }
1269     }
1270     return;
1271     rperror:
1272     fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1273     quit(1);
1274 greg 2.41 }
1275    
1276    
1277     touch(fn) /* update a file */
1278     char *fn;
1279     {
1280     if (!silent)
1281     printf("\ttouch %s\n", fn);
1282 greg 2.66 if (!nprocs)
1283 greg 2.41 return(0);
1284     #ifdef notused
1285     if (access(fn, F_OK) == -1) /* create it */
1286     if (close(open(fn, O_WRONLY|O_CREAT, 0666)) == -1)
1287     return(-1);
1288     #endif
1289     return(setfdate(fn, time((time_t *)NULL)));
1290 greg 2.4 }
1291    
1292    
1293     runcom(cs) /* run command */
1294     char *cs;
1295     {
1296     if (!silent) /* echo it */
1297     printf("\t%s\n", cs);
1298 greg 2.66 if (!nprocs)
1299 greg 2.4 return(0);
1300     fflush(stdout); /* flush output and pass to shell */
1301     return(system(cs));
1302     }
1303    
1304    
1305     rmfile(fn) /* remove a file */
1306     char *fn;
1307     {
1308     if (!silent)
1309 schorsch 2.63 #ifdef _WIN32
1310 greg 2.4 printf("\tdel %s\n", fn);
1311 greg 2.1 #else
1312 greg 2.4 printf("\trm -f %s\n", fn);
1313 greg 2.1 #endif
1314 greg 2.66 if (!nprocs)
1315 greg 2.4 return(0);
1316     return(unlink(fn));
1317 greg 2.43 }
1318    
1319    
1320     mvfile(fold, fnew) /* move a file */
1321     char *fold, *fnew;
1322     {
1323     if (!silent)
1324 schorsch 2.63 #ifdef _WIN32
1325 greg 2.43 printf("\trename %s %s\n", fold, fnew);
1326     #else
1327     printf("\tmv %s %s\n", fold, fnew);
1328     #endif
1329 greg 2.66 if (!nprocs)
1330 greg 2.43 return(0);
1331     return(rename(fold, fnew));
1332 greg 2.3 }
1333 greg 2.8
1334 greg 2.66
1335     #ifdef RHAS_FORK_EXEC
1336     int
1337     next_process() /* fork the next process (max. nprocs) */
1338     {
1339     int child_pid;
1340    
1341     if (nprocs <= 1)
1342     return(0); /* it's us or no one */
1343 greg 2.67 if (inchild()) {
1344 greg 2.66 fprintf(stderr, "%s: internal error 1 in spawn_process()\n",
1345     progname);
1346     quit(1);
1347     }
1348     if (children_running >= nprocs)
1349     wait_process(0); /* wait for someone to finish */
1350     fflush(stdout);
1351     child_pid = fork(); /* split process */
1352     if (child_pid == 0) { /* we're the child */
1353     children_running = -1;
1354     return(0);
1355     }
1356     if (child_pid > 0) { /* we're the parent */
1357     ++children_running;
1358     return(1);
1359     }
1360     fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1361     return(0);
1362     }
1363    
1364     wait_process(all) /* wait for process(es) to finish */
1365     int all;
1366     {
1367     int ourstatus = 0;
1368     int pid, status;
1369    
1370     if (all)
1371     all = children_running;
1372     else if (children_running > 0)
1373     all = 1;
1374     while (all-- > 0) {
1375     pid = wait(&status);
1376     if (pid < 0)
1377     syserr(progname);
1378     status = status>>8 & 0xff;
1379     --children_running;
1380     if (status != 0) { /* child's problem is our problem */
1381     if (ourstatus == 0 & children_running > 0)
1382     fprintf(stderr, "%s: waiting for remaining processes\n",
1383     progname);
1384     ourstatus = status;
1385     all = children_running;
1386     }
1387     }
1388     if (ourstatus != 0)
1389     quit(ourstatus); /* bad status from child */
1390     }
1391     #else /* ! RHAS_FORK_EXEC */
1392     int
1393     next_process()
1394     {
1395     return(0); /* cannot start new process */
1396     }
1397     wait_process(all)
1398     int all;
1399     {
1400     (void)all; /* no one to wait for */
1401 schorsch 2.68 }
1402     int
1403     kill(pid, sig) /* win|unix_process.c should also wait and kill */
1404     int pid, sig;
1405     {
1406     return 0;
1407 greg 2.66 }
1408     #endif /* ! RHAS_FORK_EXEC */
1409    
1410     finish_process() /* exit a child process */
1411     {
1412 greg 2.67 if (!inchild())
1413 greg 2.66 return; /* in parent -- noop */
1414     exit(0);
1415     }
1416 greg 2.8
1417 schorsch 2.63 #ifdef _WIN32
1418 greg 2.8 setenv(vname, value) /* set an environment variable */
1419     char *vname, *value;
1420     {
1421     register char *evp;
1422    
1423     evp = bmalloc(strlen(vname)+strlen(value)+2);
1424     if (evp == NULL)
1425     syserr(progname);
1426     sprintf(evp, "%s=%s", vname, value);
1427     if (putenv(evp) != 0) {
1428     fprintf(stderr, "%s: out of environment space\n", progname);
1429 greg 2.53 quit(1);
1430 greg 2.8 }
1431     if (!silent)
1432     printf("set %s\n", evp);
1433     }
1434     #endif
1435 greg 2.3
1436    
1437     badvalue(vc) /* report bad variable value and exit */
1438     int vc;
1439     {
1440     fprintf(stderr, "%s: bad value for variable '%s'\n",
1441     progname, vnam(vc));
1442 greg 2.53 quit(1);
1443 greg 2.3 }
1444    
1445    
1446     syserr(s) /* report a system error and exit */
1447     char *s;
1448     {
1449     perror(s);
1450 greg 2.53 quit(1);
1451     }
1452    
1453    
1454 greg 2.61 void
1455 greg 2.53 quit(ec) /* exit program */
1456     int ec;
1457     {
1458     exit(ec);
1459 greg 2.1 }