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root/radiance/ray/src/util/rad.c
Revision: 2.65
Committed: Mon Jun 30 14:59:13 2003 UTC (20 years, 9 months ago) by schorsch
Content type: text/plain
Branch: MAIN
Changes since 2.64: +13 -14 lines
Log Message:
Replaced most outdated BSD function calls with their posix equivalents, and cleaned up a few other platform dependencies.

File Contents

# User Rev Content
1 greg 2.1 #ifndef lint
2 schorsch 2.65 static const char RCSid[] = "$Id: rad.c,v 2.64 2003/06/26 00:58:11 schorsch 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 2.1 int noaction = 0; /* don't do anything */
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     char *progname; /* global argv[0] */
107 greg 2.22 char *rifname; /* global rad input file name */
108 greg 2.1
109 schorsch 2.65 char radname[PATH_MAX]; /* root Radiance file name */
110 greg 2.1
111    
112     main(argc, argv)
113     int argc;
114     char *argv[];
115     {
116     char ropts[512];
117 greg 2.38 char popts[64];
118 greg 2.1 int i;
119    
120     progname = argv[0];
121     /* get options */
122     for (i = 1; i < argc && argv[i][0] == '-'; i++)
123     switch (argv[i][1]) {
124     case 's':
125     silent++;
126     break;
127     case 'n':
128     noaction++;
129     break;
130 greg 2.41 case 't':
131     touchonly++;
132     break;
133 greg 2.1 case 'e':
134     explicate++;
135     break;
136     case 'o':
137     rvdevice = argv[++i];
138     break;
139 greg 2.20 case 'V':
140 greg 2.21 sayview++;
141     break;
142 greg 2.1 case 'v':
143     viewselect = argv[++i];
144     break;
145 greg 2.37 case 'w':
146     nowarn++;
147     break;
148 greg 2.1 default:
149     goto userr;
150     }
151     if (i >= argc)
152     goto userr;
153 greg 2.22 rifname = argv[i];
154 greg 2.1 /* assign Radiance root file name */
155 greg 2.22 rootname(radname, rifname);
156 greg 2.1 /* load variable values */
157 greg 2.48 loadvars(rifname);
158 greg 2.1 /* get any additional assignments */
159     for (i++; i < argc; i++)
160 greg 2.53 if (setvariable(argv[i], matchvar) < 0) {
161     fprintf(stderr, "%s: unknown variable: %s\n",
162     progname, argv[i]);
163     quit(1);
164     }
165 greg 2.1 /* check assignments */
166     checkvalues();
167     /* check files and dates */
168     checkfiles();
169     /* set default values as necessary */
170     setdefaults();
171     /* print all values if requested */
172     if (explicate)
173 greg 2.48 printvars(stdout);
174 greg 2.26 /* build octree (and run mkillum) */
175 greg 2.7 oconv();
176     /* check date on ambient file */
177     checkambfile();
178 greg 2.1 /* run simulation */
179 greg 2.38 renderopts(ropts, popts);
180 greg 2.1 xferopts(ropts);
181     if (rvdevice != NULL)
182 greg 2.38 rview(ropts, popts);
183 greg 2.1 else
184 greg 2.38 rpict(ropts, popts);
185 greg 2.53 quit(0);
186 greg 2.1 userr:
187     fprintf(stderr,
188 gwlarson 2.57 "Usage: %s [-w][-s][-n][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
189 greg 2.1 progname);
190 greg 2.53 quit(1);
191 greg 2.1 }
192    
193    
194     rootname(rn, fn) /* remove tail from end of fn */
195     register char *rn, *fn;
196     {
197     char *tp, *dp;
198    
199     for (tp = NULL, dp = rn; *rn = *fn++; rn++)
200     if (ISDIRSEP(*rn))
201     dp = rn;
202     else if (*rn == '.')
203     tp = rn;
204     if (tp != NULL && tp > dp)
205     *tp = '\0';
206     }
207    
208    
209 greg 2.35 time_t
210 greg 2.1 checklast(fnames) /* check files and find most recent */
211     register char *fnames;
212     {
213 schorsch 2.65 char thisfile[PATH_MAX];
214 greg 2.35 time_t thisdate, lastdate = 0;
215 greg 2.1
216 greg 2.26 if (fnames == NULL)
217     return(0);
218 schorsch 2.65 while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
219 gwlarson 2.60 if (thisfile[0] == '!' ||
220     (thisfile[0] == '\\' && thisfile[1] == '!'))
221     continue;
222 greg 2.26 if (!(thisdate = fdate(thisfile)))
223 greg 2.3 syserr(thisfile);
224 greg 2.1 if (thisdate > lastdate)
225     lastdate = thisdate;
226     }
227     return(lastdate);
228     }
229    
230    
231 greg 2.26 char *
232     newfname(orig, pred) /* create modified file name */
233     char *orig;
234     int pred;
235     {
236     register char *cp;
237     register int n;
238     int suffix;
239    
240 greg 2.27 n = 0; cp = orig; suffix = -1; /* suffix position, length */
241     while (*cp) {
242     if (*cp == '.') suffix = n;
243     else if (ISDIRSEP(*cp)) suffix = -1;
244     cp++; n++;
245     }
246     if (suffix == -1) suffix = n;
247 greg 2.26 if ((cp = bmalloc(n+2)) == NULL)
248     syserr(progname);
249     strncpy(cp, orig, suffix);
250     cp[suffix] = pred; /* root name + pred + suffix */
251     strcpy(cp+suffix+1, orig+suffix);
252     return(cp);
253     }
254    
255    
256 greg 2.1 checkfiles() /* check for existence and modified times */
257     {
258 greg 2.35 time_t objdate;
259 greg 2.1
260 greg 2.2 if (!vdef(OCTREE)) {
261 greg 2.26 if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
262 greg 2.3 syserr(progname);
263 greg 2.26 sprintf(vval(OCTREE), "%s.oct", radname);
264 greg 2.2 vdef(OCTREE)++;
265 greg 2.61 } else if (vval(OCTREE)[0] == '!') {
266     fprintf(stderr, "%s: illegal '%s' specification\n",
267     progname, vnam(OCTREE));
268     quit(1);
269 greg 2.2 }
270     octreedate = fdate(vval(OCTREE));
271 greg 2.26 if (vdef(ILLUM)) { /* illum requires secondary octrees */
272     oct0name = newfname(vval(OCTREE), '0');
273     oct1name = newfname(vval(OCTREE), '1');
274     oct0date = fdate(oct0name);
275     oct1date = fdate(oct1name);
276     } else
277     oct0name = oct1name = vval(OCTREE);
278     if ((scenedate = checklast(vval(SCENE))) &&
279     (objdate = checklast(vval(OBJECT))) > scenedate)
280     scenedate = objdate;
281     illumdate = checklast(vval(ILLUM));
282     if (!octreedate & !scenedate & !illumdate) {
283     fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
284     vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
285 greg 2.53 quit(1);
286 greg 2.1 }
287 greg 2.26 matdate = checklast(vval(MATERIAL));
288 greg 2.1 }
289    
290    
291 greg 2.2 getoctcube(org, sizp) /* get octree bounding cube */
292     double org[3], *sizp;
293 greg 2.1 {
294 greg 2.2 extern FILE *popen();
295     static double oorg[3], osiz = 0.;
296 greg 2.26 double min[3], max[3];
297 greg 2.46 char buf[1024];
298 greg 2.1 FILE *fp;
299 greg 2.26 register int i;
300 greg 2.1
301 greg 2.26 if (osiz <= FTINY)
302     if (noaction && fdate(oct1name) <
303     (scenedate>illumdate?scenedate:illumdate)) {
304     /* run getbbox */
305     sprintf(buf, "getbbox -w -h %s",
306     vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
307     if ((fp = popen(buf, "r")) == NULL)
308     syserr("getbbox");
309     if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
310     &min[0], &max[0], &min[1], &max[1],
311     &min[2], &max[2]) != 6) {
312     fprintf(stderr,
313     "%s: error reading bounding box from getbbox\n",
314     progname);
315 greg 2.53 quit(1);
316 greg 2.26 }
317     for (i = 0; i < 3; i++)
318     if (max[i] - min[i] > osiz)
319     osiz = max[i] - min[i];
320     for (i = 0; i < 3; i++)
321     oorg[i] = (max[i]+min[i]-osiz)*.5;
322     pclose(fp);
323     } else { /* from octree */
324     oconv(); /* does nothing if done already */
325     sprintf(buf, "getinfo -d < %s", oct1name);
326     if ((fp = popen(buf, "r")) == NULL)
327     syserr("getinfo");
328     if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
329     &oorg[2], &osiz) != 4) {
330     fprintf(stderr,
331 greg 2.2 "%s: error reading bounding cube from getinfo\n",
332 greg 2.26 progname);
333 greg 2.53 quit(1);
334 greg 2.26 }
335     pclose(fp);
336 greg 2.2 }
337     org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
338     }
339    
340    
341     setdefaults() /* set default values for unassigned var's */
342     {
343 gwlarson 2.58 double org[3], lim[3], size;
344 greg 2.2 char buf[128];
345    
346 greg 2.1 if (!vdef(ZONE)) {
347 greg 2.2 getoctcube(org, &size);
348     sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
349     org[1], org[1]+size, org[2], org[2]+size);
350 greg 2.1 vval(ZONE) = savqstr(buf);
351     vdef(ZONE)++;
352 gwlarson 2.58 }
353     if (!vdef(EYESEP)) {
354     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
355     &org[0], &lim[0], &org[1], &lim[1],
356     &org[2], &lim[2]) != 6)
357     badvalue(ZONE);
358     sprintf(buf, "%f",
359     0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
360     vval(EYESEP) = savqstr(buf);
361     vdef(EYESEP)++;
362 greg 2.1 }
363     if (!vdef(INDIRECT)) {
364     vval(INDIRECT) = "0";
365     vdef(INDIRECT)++;
366     }
367     if (!vdef(QUALITY)) {
368     vval(QUALITY) = "L";
369     vdef(QUALITY)++;
370     }
371     if (!vdef(RESOLUTION)) {
372     vval(RESOLUTION) = "512";
373     vdef(RESOLUTION)++;
374     }
375     if (!vdef(PICTURE)) {
376     vval(PICTURE) = radname;
377     vdef(PICTURE)++;
378     }
379 gregl 2.55 if (!vdef(VIEWS)) {
380     vval(VIEWS) = "X";
381     vdef(VIEWS)++;
382 greg 2.1 }
383     if (!vdef(DETAIL)) {
384     vval(DETAIL) = "M";
385     vdef(DETAIL)++;
386     }
387     if (!vdef(PENUMBRAS)) {
388     vval(PENUMBRAS) = "F";
389     vdef(PENUMBRAS)++;
390     }
391     if (!vdef(VARIABILITY)) {
392     vval(VARIABILITY) = "L";
393     vdef(VARIABILITY)++;
394     }
395     }
396    
397    
398 greg 2.26 oconv() /* run oconv and mkillum if necessary */
399 greg 2.1 {
400 greg 2.26 static char illumtmp[] = "ilXXXXXX";
401 schorsch 2.65 char combuf[PATH_MAX], ocopts[64], mkopts[64];
402 greg 2.1
403 greg 2.26 oconvopts(ocopts); /* get options */
404     if (octreedate < scenedate) { /* check date on original octree */
405 greg 2.41 if (touchonly && octreedate)
406     touch(vval(OCTREE));
407     else { /* build command */
408     if (vdef(MATERIAL))
409     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
410     vval(MATERIAL), vval(SCENE),
411     vval(OCTREE));
412     else
413     sprintf(combuf, "oconv%s %s > %s", ocopts,
414     vval(SCENE), vval(OCTREE));
415    
416     if (runcom(combuf)) { /* run it */
417     fprintf(stderr,
418 greg 2.26 "%s: error generating octree\n\t%s removed\n",
419 greg 2.41 progname, vval(OCTREE));
420     unlink(vval(OCTREE));
421 greg 2.53 quit(1);
422 greg 2.41 }
423 greg 2.26 }
424 greg 2.35 octreedate = time((time_t *)NULL);
425 greg 2.40 if (octreedate < scenedate) /* in case clock is off */
426     octreedate = scenedate;
427 greg 2.26 }
428     if (oct1name == vval(OCTREE)) /* no mkillum? */
429     oct1date = octreedate > matdate ? octreedate : matdate;
430     if (oct1date >= octreedate & oct1date >= matdate
431     & oct1date >= illumdate) /* all done */
432 greg 2.1 return;
433 greg 2.26 /* make octree0 */
434     if (oct0date < scenedate | oct0date < illumdate) {
435 greg 2.41 if (touchonly && oct0date)
436     touch(oct0name);
437     else { /* build command */
438     if (octreedate)
439     sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
440     vval(OCTREE), vval(ILLUM), oct0name);
441     else if (vdef(MATERIAL))
442     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
443     vval(MATERIAL), vval(ILLUM), oct0name);
444     else
445     sprintf(combuf, "oconv%s %s > %s", ocopts,
446     vval(ILLUM), oct0name);
447     if (runcom(combuf)) { /* run it */
448     fprintf(stderr,
449     "%s: error generating octree\n\t%s removed\n",
450     progname, oct0name);
451     unlink(oct0name);
452 greg 2.53 quit(1);
453 greg 2.41 }
454     }
455     oct0date = time((time_t *)NULL);
456     if (oct0date < octreedate) /* in case clock is off */
457     oct0date = octreedate;
458     if (oct0date < illumdate) /* ditto */
459     oct0date = illumdate;
460     }
461     if (touchonly && oct1date)
462     touch(oct1name);
463     else {
464     mkillumopts(mkopts); /* build mkillum command */
465     mktemp(illumtmp);
466     sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
467     oct0name, vval(ILLUM), illumtmp);
468     if (runcom(combuf)) { /* run it */
469     fprintf(stderr, "%s: error running mkillum\n",
470     progname);
471     unlink(illumtmp);
472 greg 2.53 quit(1);
473 greg 2.41 }
474     /* make octree1 (frozen) */
475 greg 2.26 if (octreedate)
476 greg 2.41 sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
477     vval(OCTREE), illumtmp, oct1name);
478 greg 2.26 else if (vdef(MATERIAL))
479 greg 2.41 sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
480     vval(MATERIAL), illumtmp, oct1name);
481 greg 2.26 else
482 greg 2.41 sprintf(combuf, "oconv%s -f %s > %s", ocopts,
483     illumtmp, oct1name);
484 greg 2.26 if (runcom(combuf)) { /* run it */
485     fprintf(stderr,
486     "%s: error generating octree\n\t%s removed\n",
487 greg 2.41 progname, oct1name);
488     unlink(oct1name);
489 greg 2.46 unlink(illumtmp);
490 greg 2.53 quit(1);
491 greg 2.26 }
492 greg 2.41 rmfile(illumtmp);
493 greg 2.26 }
494 greg 2.35 oct1date = time((time_t *)NULL);
495 greg 2.40 if (oct1date < oct0date) /* in case clock is off */
496     oct1date = oct0date;
497 greg 2.1 }
498    
499    
500     char *
501     addarg(op, arg) /* add argument and advance pointer */
502     register char *op, *arg;
503     {
504     *op = ' ';
505     while (*++op = *arg++)
506     ;
507     return(op);
508     }
509    
510    
511     oconvopts(oo) /* get oconv options */
512 greg 2.2 register char *oo;
513 greg 2.1 {
514 greg 2.2 /* BEWARE: This may be called via setdefaults(), so no assumptions */
515    
516 greg 2.1 *oo = '\0';
517     if (vdef(OCONV))
518     addarg(oo, vval(OCONV));
519     }
520    
521    
522 greg 2.26 mkillumopts(mo) /* get mkillum options */
523     register char *mo;
524     {
525     /* BEWARE: This may be called via setdefaults(), so no assumptions */
526    
527     *mo = '\0';
528     if (vdef(MKILLUM))
529     addarg(mo, vval(MKILLUM));
530     }
531    
532    
533 greg 2.7 checkambfile() /* check date on ambient file */
534     {
535 greg 2.35 time_t afdate;
536 greg 2.7
537 greg 2.11 if (!vdef(AMBFILE))
538     return;
539 greg 2.26 if (!(afdate = fdate(vval(AMBFILE))))
540 greg 2.11 return;
541 greg 2.26 if (oct1date > afdate)
542 greg 2.41 if (touchonly)
543     touch(vval(AMBFILE));
544     else
545     rmfile(vval(AMBFILE));
546 greg 2.7 }
547    
548    
549 greg 2.2 double
550     ambval() /* compute ambient value */
551 greg 2.1 {
552 greg 2.3 if (vdef(EXPOSURE)) {
553 greg 2.2 if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
554 greg 2.50 return(.5/pow(2.,vflt(EXPOSURE)));
555     return(.5/vflt(EXPOSURE));
556 greg 2.3 }
557 greg 2.2 if (vlet(ZONE) == 'E')
558     return(10.);
559 greg 2.3 if (vlet(ZONE) == 'I')
560 greg 2.2 return(.01);
561 greg 2.3 badvalue(ZONE);
562 greg 2.30 }
563    
564    
565 greg 2.38 renderopts(op, po) /* set rendering options */
566     char *op, *po;
567 greg 2.30 {
568     switch(vscale(QUALITY)) {
569     case LOW:
570 greg 2.38 lowqopts(op, po);
571 greg 2.30 break;
572     case MEDIUM:
573 greg 2.38 medqopts(op, po);
574 greg 2.30 break;
575     case HIGH:
576 greg 2.38 hiqopts(op, po);
577 greg 2.30 break;
578     }
579 greg 2.2 }
580 greg 2.1
581 greg 2.2
582 greg 2.38 lowqopts(op, po) /* low quality rendering options */
583 greg 2.2 register char *op;
584 greg 2.38 char *po;
585 greg 2.2 {
586     double d, org[3], siz[3];
587    
588 greg 2.1 *op = '\0';
589 greg 2.38 *po = '\0';
590 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
591 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
592     badvalue(ZONE);
593 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
594 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
595     badvalue(ZONE);
596 greg 2.2 getoctcube(org, &d);
597     d *= 3./(siz[0]+siz[1]+siz[2]);
598     switch (vscale(DETAIL)) {
599     case LOW:
600 greg 2.38 po = addarg(po, "-ps 16");
601     op = addarg(op, "-dp 64");
602 greg 2.2 sprintf(op, " -ar %d", (int)(4*d));
603     op += strlen(op);
604     break;
605     case MEDIUM:
606 greg 2.38 po = addarg(po, "-ps 8");
607     op = addarg(op, "-dp 128");
608 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
609     op += strlen(op);
610     break;
611     case HIGH:
612 greg 2.38 po = addarg(po, "-ps 4");
613     op = addarg(op, "-dp 256");
614 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
615     op += strlen(op);
616     break;
617     }
618 greg 2.38 po = addarg(po, "-pt .16");
619 greg 2.2 if (vbool(PENUMBRAS))
620     op = addarg(op, "-ds .4");
621 greg 2.4 else
622     op = addarg(op, "-ds 0");
623 greg 2.17 op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
624 greg 2.2 if (vdef(AMBFILE)) {
625     sprintf(op, " -af %s", vval(AMBFILE));
626     op += strlen(op);
627     } else
628     overture = 0;
629     switch (vscale(VARIABILITY)) {
630     case LOW:
631 gregl 2.54 op = addarg(op, "-aa .4 -ad 64");
632 greg 2.2 break;
633     case MEDIUM:
634 gregl 2.54 op = addarg(op, "-aa .3 -ad 128");
635 greg 2.2 break;
636     case HIGH:
637 greg 2.16 op = addarg(op, "-aa .25 -ad 256");
638 greg 2.2 break;
639     }
640     op = addarg(op, "-as 0");
641     d = ambval();
642     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
643     op += strlen(op);
644 greg 2.4 op = addarg(op, "-lr 3 -lw .02");
645 greg 2.1 if (vdef(RENDER))
646     op = addarg(op, vval(RENDER));
647     }
648    
649    
650 greg 2.38 medqopts(op, po) /* medium quality rendering options */
651 greg 2.2 register char *op;
652 greg 2.38 char *po;
653 greg 2.1 {
654 greg 2.47 double d, org[3], siz[3], asz;
655 greg 2.1
656     *op = '\0';
657 greg 2.38 *po = '\0';
658 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
659 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
660     badvalue(ZONE);
661 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
662 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
663     badvalue(ZONE);
664 greg 2.2 getoctcube(org, &d);
665 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
666     d /= asz;
667 greg 2.2 switch (vscale(DETAIL)) {
668     case LOW:
669 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
670 greg 2.23 op = addarg(op, "-dp 256");
671 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
672     op += strlen(op);
673 greg 2.47 sprintf(op, " -ms %.2g", asz/20.);
674     op += strlen(op);
675 greg 2.2 break;
676     case MEDIUM:
677 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
678 greg 2.23 op = addarg(op, "-dp 512");
679 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
680     op += strlen(op);
681 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
682     op += strlen(op);
683 greg 2.2 break;
684     case HIGH:
685 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
686 greg 2.23 op = addarg(op, "-dp 1024");
687 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
688     op += strlen(op);
689 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
690     op += strlen(op);
691 greg 2.2 break;
692     }
693 greg 2.38 po = addarg(po, "-pt .08");
694 greg 2.4 if (vbool(PENUMBRAS))
695 greg 2.28 op = addarg(op, "-ds .2 -dj .5");
696 greg 2.4 else
697 greg 2.2 op = addarg(op, "-ds .3");
698 greg 2.17 op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
699 greg 2.5 if (overture = vint(INDIRECT)) {
700     sprintf(op, " -ab %d", overture);
701     op += strlen(op);
702     }
703 greg 2.2 if (vdef(AMBFILE)) {
704     sprintf(op, " -af %s", vval(AMBFILE));
705     op += strlen(op);
706     } else
707     overture = 0;
708     switch (vscale(VARIABILITY)) {
709     case LOW:
710 gregl 2.54 op = addarg(op, "-aa .25 -ad 196 -as 0");
711 greg 2.2 break;
712     case MEDIUM:
713 gregl 2.54 op = addarg(op, "-aa .2 -ad 400 -as 64");
714 greg 2.2 break;
715     case HIGH:
716 greg 2.16 op = addarg(op, "-aa .15 -ad 768 -as 196");
717 greg 2.2 break;
718     }
719     d = ambval();
720     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
721     op += strlen(op);
722 greg 2.4 op = addarg(op, "-lr 6 -lw .002");
723 greg 2.1 if (vdef(RENDER))
724     op = addarg(op, vval(RENDER));
725     }
726    
727    
728 greg 2.38 hiqopts(op, po) /* high quality rendering options */
729 greg 2.2 register char *op;
730 greg 2.38 char *po;
731 greg 2.1 {
732 greg 2.47 double d, org[3], siz[3], asz;
733 greg 2.1
734     *op = '\0';
735 greg 2.38 *po = '\0';
736 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
737 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
738     badvalue(ZONE);
739 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
740 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
741     badvalue(ZONE);
742 greg 2.2 getoctcube(org, &d);
743 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
744     d /= asz;
745 greg 2.2 switch (vscale(DETAIL)) {
746     case LOW:
747 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
748 greg 2.23 op = addarg(op, "-dp 1024");
749 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
750     op += strlen(op);
751 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
752     op += strlen(op);
753 greg 2.2 break;
754     case MEDIUM:
755 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
756 greg 2.23 op = addarg(op, "-dp 2048");
757 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
758     op += strlen(op);
759 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
760     op += strlen(op);
761 greg 2.2 break;
762     case HIGH:
763 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
764 greg 2.23 op = addarg(op, "-dp 4096");
765 greg 2.2 sprintf(op, " -ar %d", (int)(64*d));
766 greg 2.47 op += strlen(op);
767     sprintf(op, " -ms %.2g", asz/160.);
768 greg 2.2 op += strlen(op);
769     break;
770     }
771 greg 2.38 po = addarg(po, "-pt .04");
772 greg 2.4 if (vbool(PENUMBRAS))
773 greg 2.42 op = addarg(op, "-ds .1 -dj .65");
774 greg 2.4 else
775 greg 2.2 op = addarg(op, "-ds .2");
776 greg 2.17 op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
777 greg 2.2 sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
778     op += strlen(op);
779     if (vdef(AMBFILE)) {
780     sprintf(op, " -af %s", vval(AMBFILE));
781     op += strlen(op);
782     } else
783     overture = 0;
784     switch (vscale(VARIABILITY)) {
785     case LOW:
786 gregl 2.54 op = addarg(op, "-aa .15 -ad 256 -as 0");
787 greg 2.2 break;
788     case MEDIUM:
789 gregl 2.54 op = addarg(op, "-aa .125 -ad 512 -as 256");
790 greg 2.2 break;
791     case HIGH:
792 greg 2.16 op = addarg(op, "-aa .08 -ad 1024 -as 512");
793 greg 2.2 break;
794     }
795     d = ambval();
796     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
797     op += strlen(op);
798 greg 2.4 op = addarg(op, "-lr 12 -lw .0005");
799 greg 2.1 if (vdef(RENDER))
800     op = addarg(op, vval(RENDER));
801     }
802    
803    
804     xferopts(ro) /* transfer options if indicated */
805     char *ro;
806     {
807     int fd, n;
808 greg 2.10 register char *cp;
809 greg 2.1
810     n = strlen(ro);
811     if (n < 2)
812     return;
813     if (vdef(OPTFILE)) {
814 greg 2.10 for (cp = ro; cp[1]; cp++)
815 greg 2.49 if (isspace(cp[1]) && (cp[2] == '@' ||
816     (cp[2] == '-' && isalpha(cp[3]))))
817 greg 2.10 *cp = '\n';
818     else
819     *cp = cp[1];
820     *cp = '\n';
821     fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
822     if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
823 greg 2.3 syserr(vval(OPTFILE));
824 greg 2.15 sprintf(ro, " @%s", vval(OPTFILE));
825 greg 2.1 }
826 schorsch 2.63 #ifdef _WIN32
827 greg 2.1 else if (n > 50) {
828 greg 2.8 setenv("ROPT", ro+1);
829 greg 2.1 strcpy(ro, " $ROPT");
830     }
831     #endif
832     }
833    
834    
835     pfiltopts(po) /* get pfilt options */
836     register char *po;
837     {
838     *po = '\0';
839     if (vdef(EXPOSURE)) {
840     po = addarg(po, "-1 -e");
841     po = addarg(po, vval(EXPOSURE));
842     }
843 greg 2.12 switch (vscale(QUALITY)) {
844     case MEDIUM:
845 greg 2.61 po = addarg(po, "-r .6");
846 greg 2.12 break;
847     case HIGH:
848 greg 2.14 po = addarg(po, "-m .25");
849 greg 2.12 break;
850     }
851 greg 2.1 if (vdef(PFILT))
852     po = addarg(po, vval(PFILT));
853     }
854    
855    
856     matchword(s1, s2) /* match white-delimited words */
857     register char *s1, *s2;
858     {
859     while (isspace(*s1)) s1++;
860     while (isspace(*s2)) s2++;
861     while (*s1 && !isspace(*s1))
862     if (*s1++ != *s2++)
863     return(0);
864     return(!*s2 || isspace(*s2));
865     }
866    
867    
868     char *
869     specview(vs) /* get proper view spec from vs */
870     register char *vs;
871     {
872 greg 2.3 static char vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
873     "-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
874 greg 2.1 static char viewopts[128];
875     register char *cp;
876 greg 2.3 int xpos, ypos, zpos, viewtype, upax;
877     register int i;
878 greg 2.1 double cent[3], dim[3], mult, d;
879    
880 greg 2.9 if (vs == NULL || *vs == '-')
881 greg 2.1 return(vs);
882 greg 2.3 upax = 0; /* get the up vector */
883     if (vdef(UP)) {
884     if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
885     upax = 1-'X'+UPPER(vval(UP)[1]);
886     else
887     upax = 1-'X'+vlet(UP);
888     if (upax < 1 | upax > 3)
889     badvalue(UP);
890     if (vval(UP)[0] == '-')
891     upax = -upax;
892     }
893 greg 2.1 /* check standard view names */
894     xpos = ypos = zpos = 0;
895     if (*vs == 'X') {
896     xpos = 1; vs++;
897     } else if (*vs == 'x') {
898     xpos = -1; vs++;
899     }
900     if (*vs == 'Y') {
901     ypos = 1; vs++;
902     } else if (*vs == 'y') {
903     ypos = -1; vs++;
904     }
905     if (*vs == 'Z') {
906     zpos = 1; vs++;
907     } else if (*vs == 'z') {
908     zpos = -1; vs++;
909     }
910 greg 2.3 viewtype = 'v';
911 greg 2.44 if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h' | *vs == 'c')
912 greg 2.1 viewtype = *vs++;
913     cp = viewopts;
914 greg 2.3 if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) { /* got one! */
915 greg 2.1 *cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
916     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
917     &cent[0], &dim[0], &cent[1], &dim[1],
918 greg 2.3 &cent[2], &dim[2]) != 6)
919     badvalue(ZONE);
920     for (i = 0; i < 3; i++) {
921     dim[i] -= cent[i];
922 greg 2.39 if (dim[i] <= FTINY)
923     badvalue(ZONE);
924 greg 2.3 cent[i] += .5*dim[i];
925 greg 2.1 }
926 greg 2.3 mult = vlet(ZONE)=='E' ? 2. : .45 ;
927 greg 2.1 sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
928     cent[0]+xpos*mult*dim[0],
929     cent[1]+ypos*mult*dim[1],
930     cent[2]+zpos*mult*dim[2],
931     -xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
932     cp += strlen(cp);
933 greg 2.3 /* redirect up axis if necessary */
934     switch (upax) {
935     case 3: /* plus or minus Z axis */
936     case -3:
937     case 0:
938     if (!(xpos|ypos))
939     upax = 2;
940 greg 2.1 break;
941 greg 2.3 case 2: /* plus or minus Y axis */
942     case -2:
943     if (!(xpos|zpos))
944     upax = 1;
945     break;
946     case 1: /* plus or minus X axis */
947     case -1:
948     if (!(ypos|zpos))
949     upax = 3;
950     break;
951 greg 2.1 }
952 greg 2.3 cp = addarg(cp, vup[upax+3]);
953 greg 2.1 switch (viewtype) {
954     case 'v':
955     cp = addarg(cp, "-vh 45 -vv 45");
956     break;
957     case 'l':
958     d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
959     sprintf(cp, " -vh %.2g -vv %.2g", d, d);
960     cp += strlen(cp);
961     break;
962     case 'a':
963     case 'h':
964     cp = addarg(cp, "-vh 180 -vv 180");
965 greg 2.44 break;
966     case 'c':
967     cp = addarg(cp, "-vh 180 -vv 90");
968 greg 2.1 break;
969     }
970 greg 2.3 } else {
971 greg 2.4 while (!isspace(*vs)) /* else skip id */
972     if (!*vs++)
973     return(NULL);
974 greg 2.3 if (upax) { /* specify up vector */
975     strcpy(cp, vup[upax+3]);
976     cp += strlen(cp);
977     }
978     }
979 greg 2.26 if (cp == viewopts) /* append any additional options */
980     vs++; /* skip prefixed space if unneeded */
981     strcpy(cp, vs);
982 schorsch 2.63 #ifdef _WIN32
983 greg 2.8 if (strlen(viewopts) > 40) {
984     setenv("VIEW", viewopts);
985     return("$VIEW");
986     }
987     #endif
988 greg 2.1 return(viewopts);
989     }
990    
991    
992     char *
993     getview(n, vn) /* get view n, or NULL if none */
994     int n;
995 greg 2.8 char *vn; /* returned view name */
996 greg 2.1 {
997 greg 2.19 register char *mv;
998 greg 2.1
999 greg 2.8 if (viewselect != NULL) { /* command-line selected */
1000 greg 2.1 if (n) /* only do one */
1001     return(NULL);
1002     if (viewselect[0] == '-') { /* already specified */
1003     if (vn != NULL) *vn = '\0';
1004     return(viewselect);
1005     }
1006     if (vn != NULL) {
1007     for (mv = viewselect; *mv && !isspace(*mv);
1008     *vn++ = *mv++)
1009     ;
1010     *vn = '\0';
1011     }
1012 greg 2.19 /* view number? */
1013 greg 2.20 if (isint(viewselect))
1014 gregl 2.55 return(specview(nvalue(VIEWS, atoi(viewselect)-1)));
1015 greg 2.1 /* check list */
1016 gregl 2.55 while ((mv = nvalue(VIEWS, n++)) != NULL)
1017 greg 2.1 if (matchword(viewselect, mv))
1018     return(specview(mv));
1019     return(specview(viewselect)); /* standard view? */
1020     }
1021 gregl 2.55 mv = nvalue(VIEWS, n); /* use view n */
1022 greg 2.8 if (vn != NULL & mv != NULL) {
1023 greg 2.19 register char *mv2 = mv;
1024     if (*mv2 != '-')
1025     while (*mv2 && !isspace(*mv2))
1026     *vn++ = *mv2++;
1027 greg 2.1 *vn = '\0';
1028     }
1029 greg 2.8 return(specview(mv));
1030 greg 2.20 }
1031    
1032    
1033 greg 2.21 printview(vopts) /* print out selected view */
1034     register char *vopts;
1035 greg 2.20 {
1036 gregl 2.55 VIEW vwr;
1037     char buf[128];
1038 greg 2.21 register char *cp;
1039 gregl 2.55 again:
1040 greg 2.20 if (vopts == NULL)
1041     return(-1);
1042 schorsch 2.63 #ifdef _WIN32
1043 gregl 2.55 if (vopts[0] == '$') {
1044     vopts = getenv(vopts+1);
1045     goto again;
1046     }
1047 greg 2.24 #endif
1048 gregl 2.55 copystruct(&vwr, &stdview);
1049 gwlarson 2.59 sscanview(&vwr, cp=vopts); /* set initial options */
1050 gregl 2.55 while ((cp = strstr(cp, "-vf ")) != NULL &&
1051 gwlarson 2.59 *atos(buf, sizeof(buf), cp += 4)) {
1052     viewfile(buf, &vwr, NULL); /* load -vf file */
1053     sscanview(&vwr, cp); /* reset tail */
1054     }
1055 gregl 2.55 fputs(VIEWSTR, stdout);
1056     fprintview(&vwr, stdout); /* print full spec. */
1057     fputc('\n', stdout);
1058 greg 2.20 return(0);
1059 greg 2.1 }
1060    
1061    
1062 greg 2.38 rview(opts, po) /* run rview with first view */
1063     char *opts, *po;
1064 greg 2.1 {
1065 greg 2.21 char *vw;
1066 schorsch 2.65 char combuf[PATH_MAX];
1067 greg 2.1 /* build command */
1068 greg 2.41 if (touchonly || (vw = getview(0, NULL)) == NULL)
1069 greg 2.21 return;
1070     if (sayview)
1071     printview(vw);
1072 greg 2.38 sprintf(combuf, "rview %s%s%s -R %s ", vw, po, opts, rifname);
1073 greg 2.1 if (rvdevice != NULL)
1074     sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1075 greg 2.29 if (vdef(EXPOSURE))
1076     sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1077 greg 2.26 strcat(combuf, oct1name);
1078 greg 2.4 if (runcom(combuf)) { /* run it */
1079 greg 2.1 fprintf(stderr, "%s: error running rview\n", progname);
1080 greg 2.53 quit(1);
1081 greg 2.1 }
1082     }
1083    
1084    
1085 greg 2.38 rpict(opts, po) /* run rpict and pfilt for each view */
1086     char *opts, *po;
1087 greg 2.1 {
1088 schorsch 2.65 char combuf[PATH_MAX];
1089     char rawfile[PATH_MAX], picfile[PATH_MAX];
1090     char zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1091 greg 2.3 char pfopts[128];
1092 greg 2.1 char vs[32], *vw;
1093     int vn, mult;
1094 greg 2.41 time_t rfdt, pfdt;
1095 greg 2.1 /* get pfilt options */
1096     pfiltopts(pfopts);
1097     /* get resolution, reporting */
1098 greg 2.31 switch (vscale(QUALITY)) {
1099     case LOW:
1100     mult = 1;
1101     break;
1102     case MEDIUM:
1103     mult = 2;
1104     break;
1105     case HIGH:
1106     mult = 3;
1107     break;
1108     }
1109 greg 2.1 {
1110     int xres, yres;
1111     double aspect;
1112     int n;
1113     n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1114     if (n == 3)
1115     sprintf(res, "-x %d -y %d -pa %.3f",
1116     mult*xres, mult*yres, aspect);
1117     else if (n) {
1118     if (n == 1) yres = xres;
1119     sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1120 greg 2.3 } else
1121     badvalue(RESOLUTION);
1122 greg 2.1 }
1123     rep[0] = '\0';
1124     if (vdef(REPORT)) {
1125     double minutes;
1126     int n;
1127     n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1128     if (n == 2)
1129     sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1130     else if (n == 1)
1131     sprintf(rep, " -t %d", (int)(minutes*60));
1132 greg 2.3 else
1133     badvalue(REPORT);
1134 greg 2.1 }
1135     /* do each view */
1136     vn = 0;
1137     while ((vw = getview(vn++, vs)) != NULL) {
1138 greg 2.21 if (sayview)
1139     printview(vw);
1140 greg 2.1 if (!vs[0])
1141     sprintf(vs, "%d", vn);
1142     sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1143 greg 2.45 if (vdef(ZFILE))
1144     sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1145     else
1146     zopt[0] = '\0';
1147 greg 2.1 /* check date on picture */
1148 greg 2.41 pfdt = fdate(picfile);
1149     if (pfdt >= oct1date)
1150 greg 2.1 continue;
1151 greg 2.41 /* get raw file name */
1152 greg 2.45 sprintf(rawfile, "%s_%s.unf",
1153     vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1154 greg 2.41 rfdt = fdate(rawfile);
1155     if (touchonly) { /* update times only */
1156     if (rfdt) {
1157     if (rfdt < oct1date)
1158     touch(rawfile);
1159     } else if (pfdt && pfdt < oct1date)
1160     touch(picfile);
1161     continue;
1162     }
1163 greg 2.1 /* build rpict command */
1164 greg 2.41 if (rfdt >= oct1date) /* recover */
1165 greg 2.45 sprintf(combuf, "rpict%s%s%s%s -ro %s %s",
1166     rep, po, opts, zopt, rawfile, oct1name);
1167 greg 2.1 else {
1168     if (overture) { /* run overture calculation */
1169     sprintf(combuf,
1170     "rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1171     rep, vw, opts,
1172 greg 2.26 oct1name, overfile);
1173 greg 2.4 if (runcom(combuf)) {
1174 greg 2.1 fprintf(stderr,
1175 greg 2.6 "%s: error in overture for view %s\n",
1176     progname, vs);
1177 greg 2.53 quit(1);
1178 greg 2.1 }
1179 schorsch 2.65 #ifndef NULL_DEVICE
1180 greg 2.6 rmfile(overfile);
1181     #endif
1182 greg 2.1 }
1183 greg 2.45 sprintf(combuf, "rpict%s %s %s%s%s%s %s > %s",
1184     rep, vw, res, po, opts, zopt,
1185     oct1name, rawfile);
1186 greg 2.1 }
1187 greg 2.4 if (runcom(combuf)) { /* run rpict */
1188 greg 2.1 fprintf(stderr, "%s: error rendering view %s\n",
1189     progname, vs);
1190 greg 2.53 quit(1);
1191 greg 2.1 }
1192 greg 2.45 if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1193 greg 2.1 /* build pfilt command */
1194 greg 2.45 if (mult > 1)
1195     sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1196 greg 2.1 pfopts, mult, mult, rawfile, picfile);
1197 greg 2.45 else
1198     sprintf(combuf, "pfilt%s %s > %s", pfopts,
1199     rawfile, picfile);
1200     if (runcom(combuf)) { /* run pfilt */
1201     fprintf(stderr,
1202     "%s: error filtering view %s\n\t%s removed\n",
1203     progname, vs, picfile);
1204     unlink(picfile);
1205 greg 2.53 quit(1);
1206 greg 2.45 }
1207 greg 2.1 }
1208 greg 2.43 /* remove/rename raw file */
1209 greg 2.45 if (vdef(RAWFILE)) {
1210     sprintf(combuf, "%s_%s.pic", vval(RAWFILE), vs);
1211 greg 2.43 mvfile(rawfile, combuf);
1212     } else
1213     rmfile(rawfile);
1214 greg 2.4 }
1215 greg 2.41 }
1216    
1217    
1218     touch(fn) /* update a file */
1219     char *fn;
1220     {
1221     if (!silent)
1222     printf("\ttouch %s\n", fn);
1223     if (noaction)
1224     return(0);
1225     #ifdef notused
1226     if (access(fn, F_OK) == -1) /* create it */
1227     if (close(open(fn, O_WRONLY|O_CREAT, 0666)) == -1)
1228     return(-1);
1229     #endif
1230     return(setfdate(fn, time((time_t *)NULL)));
1231 greg 2.4 }
1232    
1233    
1234     runcom(cs) /* run command */
1235     char *cs;
1236     {
1237     if (!silent) /* echo it */
1238     printf("\t%s\n", cs);
1239     if (noaction)
1240     return(0);
1241     fflush(stdout); /* flush output and pass to shell */
1242     return(system(cs));
1243     }
1244    
1245    
1246     rmfile(fn) /* remove a file */
1247     char *fn;
1248     {
1249     if (!silent)
1250 schorsch 2.63 #ifdef _WIN32
1251 greg 2.4 printf("\tdel %s\n", fn);
1252 greg 2.1 #else
1253 greg 2.4 printf("\trm -f %s\n", fn);
1254 greg 2.1 #endif
1255 greg 2.4 if (noaction)
1256     return(0);
1257     return(unlink(fn));
1258 greg 2.43 }
1259    
1260    
1261     mvfile(fold, fnew) /* move a file */
1262     char *fold, *fnew;
1263     {
1264     if (!silent)
1265 schorsch 2.63 #ifdef _WIN32
1266 greg 2.43 printf("\trename %s %s\n", fold, fnew);
1267     #else
1268     printf("\tmv %s %s\n", fold, fnew);
1269     #endif
1270     if (noaction)
1271     return(0);
1272     return(rename(fold, fnew));
1273 greg 2.3 }
1274 greg 2.8
1275    
1276 schorsch 2.63 #ifdef _WIN32
1277 greg 2.8 setenv(vname, value) /* set an environment variable */
1278     char *vname, *value;
1279     {
1280     register char *evp;
1281    
1282     evp = bmalloc(strlen(vname)+strlen(value)+2);
1283     if (evp == NULL)
1284     syserr(progname);
1285     sprintf(evp, "%s=%s", vname, value);
1286     if (putenv(evp) != 0) {
1287     fprintf(stderr, "%s: out of environment space\n", progname);
1288 greg 2.53 quit(1);
1289 greg 2.8 }
1290     if (!silent)
1291     printf("set %s\n", evp);
1292     }
1293     #endif
1294 greg 2.3
1295    
1296     badvalue(vc) /* report bad variable value and exit */
1297     int vc;
1298     {
1299     fprintf(stderr, "%s: bad value for variable '%s'\n",
1300     progname, vnam(vc));
1301 greg 2.53 quit(1);
1302 greg 2.3 }
1303    
1304    
1305     syserr(s) /* report a system error and exit */
1306     char *s;
1307     {
1308     perror(s);
1309 greg 2.53 quit(1);
1310     }
1311    
1312    
1313 greg 2.61 void
1314 greg 2.53 quit(ec) /* exit program */
1315     int ec;
1316     {
1317     exit(ec);
1318 greg 2.1 }