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root/radiance/ray/src/util/rad.c
Revision: 2.62
Committed: Fri Mar 21 18:48:46 2003 UTC (21 years, 7 months ago) by greg
Content type: text/plain
Branch: MAIN
CVS Tags: rad3R5
Changes since 2.61: +0 -1 lines
Log Message:
Final updates for official 3.5 release

File Contents

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