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root/radiance/ray/src/util/rad.c
Revision: 2.54
Committed: Fri Jan 23 15:15:59 1998 UTC (26 years, 2 months ago) by gregl
Content type: text/plain
Branch: MAIN
Changes since 2.53: +6 -6 lines
Log Message:
removed -aw setting from renderers (too many artifacts)

File Contents

# User Rev Content
1 greg 2.46 /* Copyright (c) 1995 Regents of the University of California */
2 greg 2.1
3     #ifndef lint
4     static char SCCSid[] = "$SunId$ LBL";
5     #endif
6    
7     /*
8     * Executive program for oconv, rpict and pfilt
9     */
10    
11     #include "standard.h"
12     #include "paths.h"
13 greg 2.48 #include "vars.h"
14 greg 2.1 #include <ctype.h>
15 greg 2.35 #include <sys/types.h>
16 greg 2.1
17     /* variables */
18     #define OBJECT 0 /* object files */
19     #define SCENE 1 /* scene files */
20     #define MATERIAL 2 /* material files */
21 greg 2.26 #define ILLUM 3 /* mkillum input files */
22     #define MKILLUM 4 /* mkillum options */
23     #define RENDER 5 /* rendering options */
24     #define OCONV 6 /* oconv options */
25     #define PFILT 7 /* pfilt options */
26     #define VIEW 8 /* view(s) for picture(s) */
27     #define ZONE 9 /* simulation zone */
28     #define QUALITY 10 /* desired rendering quality */
29     #define OCTREE 11 /* octree file name */
30 greg 2.45 #define PICTURE 12 /* picture file root name */
31 greg 2.26 #define AMBFILE 13 /* ambient file name */
32     #define OPTFILE 14 /* rendering options file */
33     #define EXPOSURE 15 /* picture exposure setting */
34     #define RESOLUTION 16 /* maximum picture resolution */
35     #define UP 17 /* view up (X, Y or Z) */
36     #define INDIRECT 18 /* indirection in lighting */
37     #define DETAIL 19 /* level of scene detail */
38     #define PENUMBRAS 20 /* shadow penumbras are desired */
39     #define VARIABILITY 21 /* level of light variability */
40     #define REPORT 22 /* report frequency and errfile */
41 greg 2.45 #define RAWFILE 23 /* raw picture file root name */
42     #define ZFILE 24 /* distance file root name */
43 greg 2.1 /* total number of variables */
44 greg 2.48 int NVARS = 25;
45 greg 2.1
46 greg 2.48 VARIABLE vv[] = { /* variable-value pairs */
47 greg 2.1 {"objects", 3, 0, NULL, catvalues},
48     {"scene", 3, 0, NULL, catvalues},
49     {"materials", 3, 0, NULL, catvalues},
50 greg 2.26 {"illum", 3, 0, NULL, catvalues},
51     {"mkillum", 3, 0, NULL, catvalues},
52 greg 2.1 {"render", 3, 0, NULL, catvalues},
53     {"oconv", 3, 0, NULL, catvalues},
54     {"pfilt", 2, 0, NULL, catvalues},
55     {"view", 2, 0, NULL, NULL},
56     {"ZONE", 2, 0, NULL, onevalue},
57 greg 2.30 {"QUALITY", 3, 0, NULL, qualvalue},
58 greg 2.1 {"OCTREE", 3, 0, NULL, onevalue},
59     {"PICTURE", 3, 0, NULL, onevalue},
60     {"AMBFILE", 3, 0, NULL, onevalue},
61     {"OPTFILE", 3, 0, NULL, onevalue},
62 greg 2.30 {"EXPOSURE", 3, 0, NULL, fltvalue},
63 greg 2.1 {"RESOLUTION", 3, 0, NULL, onevalue},
64     {"UP", 2, 0, NULL, onevalue},
65 greg 2.30 {"INDIRECT", 3, 0, NULL, intvalue},
66     {"DETAIL", 3, 0, NULL, qualvalue},
67     {"PENUMBRAS", 3, 0, NULL, boolvalue},
68     {"VARIABILITY", 3, 0, NULL, qualvalue},
69 greg 2.1 {"REPORT", 3, 0, NULL, onevalue},
70 greg 2.45 {"RAWFILE", 3, 0, NULL, onevalue},
71     {"ZFILE", 2, 0, NULL, onevalue},
72 greg 2.1 };
73    
74 greg 2.6 /* overture calculation file */
75     #ifdef NIX
76 greg 2.45 char overfile[] = "overture.unf";
77 greg 2.6 #else
78     char overfile[] = "/dev/null";
79     #endif
80    
81 greg 2.35 extern time_t fdate(), time();
82 greg 2.1
83 greg 2.35 time_t scenedate; /* date of latest scene or object file */
84     time_t octreedate; /* date of octree */
85     time_t matdate; /* date of latest material file */
86     time_t illumdate; /* date of last illum file */
87 greg 2.1
88 greg 2.26 char *oct0name; /* name of pre-mkillum octree */
89 greg 2.35 time_t oct0date; /* date of pre-mkillum octree */
90 greg 2.26 char *oct1name; /* name of post-mkillum octree */
91 greg 2.35 time_t oct1date; /* date of post-mkillum octree (>= matdate) */
92 greg 2.26
93 greg 2.37 int nowarn = 0; /* no warnings */
94 greg 2.1 int explicate = 0; /* explicate variables */
95     int silent = 0; /* do work silently */
96 greg 2.41 int touchonly = 0; /* touch files only */
97 greg 2.1 int noaction = 0; /* don't do anything */
98 greg 2.21 int sayview = 0; /* print view out */
99 greg 2.1 char *rvdevice = NULL; /* rview output device */
100     char *viewselect = NULL; /* specific view only */
101    
102     int overture = 0; /* overture calculation needed */
103    
104     char *progname; /* global argv[0] */
105 greg 2.22 char *rifname; /* global rad input file name */
106 greg 2.1
107     char radname[MAXPATH]; /* root Radiance file name */
108    
109    
110     main(argc, argv)
111     int argc;
112     char *argv[];
113     {
114     char ropts[512];
115 greg 2.38 char popts[64];
116 greg 2.1 int i;
117    
118     progname = argv[0];
119     /* get options */
120     for (i = 1; i < argc && argv[i][0] == '-'; i++)
121     switch (argv[i][1]) {
122     case 's':
123     silent++;
124     break;
125     case 'n':
126     noaction++;
127     break;
128 greg 2.41 case 't':
129     touchonly++;
130     break;
131 greg 2.1 case 'e':
132     explicate++;
133     break;
134     case 'o':
135     rvdevice = argv[++i];
136     break;
137 greg 2.20 case 'V':
138 greg 2.21 sayview++;
139     break;
140 greg 2.1 case 'v':
141     viewselect = argv[++i];
142     break;
143 greg 2.37 case 'w':
144     nowarn++;
145     break;
146 greg 2.1 default:
147     goto userr;
148     }
149     if (i >= argc)
150     goto userr;
151 greg 2.22 rifname = argv[i];
152 greg 2.1 /* assign Radiance root file name */
153 greg 2.22 rootname(radname, rifname);
154 greg 2.1 /* load variable values */
155 greg 2.48 loadvars(rifname);
156 greg 2.1 /* get any additional assignments */
157     for (i++; i < argc; i++)
158 greg 2.53 if (setvariable(argv[i], matchvar) < 0) {
159     fprintf(stderr, "%s: unknown variable: %s\n",
160     progname, argv[i]);
161     quit(1);
162     }
163 greg 2.1 /* check assignments */
164     checkvalues();
165     /* check files and dates */
166     checkfiles();
167     /* set default values as necessary */
168     setdefaults();
169     /* print all values if requested */
170     if (explicate)
171 greg 2.48 printvars(stdout);
172 greg 2.26 /* build octree (and run mkillum) */
173 greg 2.7 oconv();
174     /* check date on ambient file */
175     checkambfile();
176 greg 2.1 /* run simulation */
177 greg 2.38 renderopts(ropts, popts);
178 greg 2.1 xferopts(ropts);
179     if (rvdevice != NULL)
180 greg 2.38 rview(ropts, popts);
181 greg 2.1 else
182 greg 2.38 rpict(ropts, popts);
183 greg 2.53 quit(0);
184 greg 2.1 userr:
185     fprintf(stderr,
186 greg 2.41 "Usage: %s [-s][-n][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
187 greg 2.1 progname);
188 greg 2.53 quit(1);
189 greg 2.1 }
190    
191    
192     rootname(rn, fn) /* remove tail from end of fn */
193     register char *rn, *fn;
194     {
195     char *tp, *dp;
196    
197     for (tp = NULL, dp = rn; *rn = *fn++; rn++)
198     if (ISDIRSEP(*rn))
199     dp = rn;
200     else if (*rn == '.')
201     tp = rn;
202     if (tp != NULL && tp > dp)
203     *tp = '\0';
204     }
205    
206    
207 greg 2.35 time_t
208 greg 2.1 checklast(fnames) /* check files and find most recent */
209     register char *fnames;
210     {
211     char thisfile[MAXPATH];
212 greg 2.35 time_t thisdate, lastdate = 0;
213 greg 2.1 register char *cp;
214    
215 greg 2.26 if (fnames == NULL)
216     return(0);
217 greg 2.1 while (*fnames) {
218     while (isspace(*fnames)) fnames++;
219     cp = thisfile;
220 greg 2.4 while (*fnames && !isspace(*fnames))
221     *cp++ = *fnames++;
222 greg 2.1 *cp = '\0';
223 greg 2.26 if (!(thisdate = fdate(thisfile)))
224 greg 2.3 syserr(thisfile);
225 greg 2.1 if (thisdate > lastdate)
226     lastdate = thisdate;
227     }
228     return(lastdate);
229     }
230    
231    
232 greg 2.26 char *
233     newfname(orig, pred) /* create modified file name */
234     char *orig;
235     int pred;
236     {
237     extern char *rindex();
238     register char *cp;
239     register int n;
240     int suffix;
241    
242 greg 2.27 n = 0; cp = orig; suffix = -1; /* suffix position, length */
243     while (*cp) {
244     if (*cp == '.') suffix = n;
245     else if (ISDIRSEP(*cp)) suffix = -1;
246     cp++; n++;
247     }
248     if (suffix == -1) suffix = n;
249 greg 2.26 if ((cp = bmalloc(n+2)) == NULL)
250     syserr(progname);
251     strncpy(cp, orig, suffix);
252     cp[suffix] = pred; /* root name + pred + suffix */
253     strcpy(cp+suffix+1, orig+suffix);
254     return(cp);
255     }
256    
257    
258 greg 2.1 checkfiles() /* check for existence and modified times */
259     {
260 greg 2.35 time_t objdate;
261 greg 2.1
262 greg 2.2 if (!vdef(OCTREE)) {
263 greg 2.26 if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
264 greg 2.3 syserr(progname);
265 greg 2.26 sprintf(vval(OCTREE), "%s.oct", radname);
266 greg 2.2 vdef(OCTREE)++;
267     }
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     double org[3], size;
342     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     }
351     if (!vdef(INDIRECT)) {
352     vval(INDIRECT) = "0";
353     vdef(INDIRECT)++;
354     }
355     if (!vdef(QUALITY)) {
356     vval(QUALITY) = "L";
357     vdef(QUALITY)++;
358     }
359     if (!vdef(RESOLUTION)) {
360     vval(RESOLUTION) = "512";
361     vdef(RESOLUTION)++;
362     }
363     if (!vdef(PICTURE)) {
364     vval(PICTURE) = radname;
365     vdef(PICTURE)++;
366     }
367     if (!vdef(VIEW)) {
368     vval(VIEW) = "X";
369     vdef(VIEW)++;
370     }
371     if (!vdef(DETAIL)) {
372     vval(DETAIL) = "M";
373     vdef(DETAIL)++;
374     }
375     if (!vdef(PENUMBRAS)) {
376     vval(PENUMBRAS) = "F";
377     vdef(PENUMBRAS)++;
378     }
379     if (!vdef(VARIABILITY)) {
380     vval(VARIABILITY) = "L";
381     vdef(VARIABILITY)++;
382     }
383     }
384    
385    
386 greg 2.26 oconv() /* run oconv and mkillum if necessary */
387 greg 2.1 {
388 greg 2.26 static char illumtmp[] = "ilXXXXXX";
389 greg 2.46 char combuf[1024], ocopts[64], mkopts[64];
390 greg 2.1
391 greg 2.26 oconvopts(ocopts); /* get options */
392     if (octreedate < scenedate) { /* check date on original octree */
393 greg 2.41 if (touchonly && octreedate)
394     touch(vval(OCTREE));
395     else { /* build command */
396     if (vdef(MATERIAL))
397     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
398     vval(MATERIAL), vval(SCENE),
399     vval(OCTREE));
400     else
401     sprintf(combuf, "oconv%s %s > %s", ocopts,
402     vval(SCENE), vval(OCTREE));
403    
404     if (runcom(combuf)) { /* run it */
405     fprintf(stderr,
406 greg 2.26 "%s: error generating octree\n\t%s removed\n",
407 greg 2.41 progname, vval(OCTREE));
408     unlink(vval(OCTREE));
409 greg 2.53 quit(1);
410 greg 2.41 }
411 greg 2.26 }
412 greg 2.35 octreedate = time((time_t *)NULL);
413 greg 2.40 if (octreedate < scenedate) /* in case clock is off */
414     octreedate = scenedate;
415 greg 2.26 }
416     if (oct1name == vval(OCTREE)) /* no mkillum? */
417     oct1date = octreedate > matdate ? octreedate : matdate;
418     if (oct1date >= octreedate & oct1date >= matdate
419     & oct1date >= illumdate) /* all done */
420 greg 2.1 return;
421 greg 2.26 /* make octree0 */
422     if (oct0date < scenedate | oct0date < illumdate) {
423 greg 2.41 if (touchonly && oct0date)
424     touch(oct0name);
425     else { /* build command */
426     if (octreedate)
427     sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
428     vval(OCTREE), vval(ILLUM), oct0name);
429     else if (vdef(MATERIAL))
430     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
431     vval(MATERIAL), vval(ILLUM), oct0name);
432     else
433     sprintf(combuf, "oconv%s %s > %s", ocopts,
434     vval(ILLUM), oct0name);
435     if (runcom(combuf)) { /* run it */
436     fprintf(stderr,
437     "%s: error generating octree\n\t%s removed\n",
438     progname, oct0name);
439     unlink(oct0name);
440 greg 2.53 quit(1);
441 greg 2.41 }
442     }
443     oct0date = time((time_t *)NULL);
444     if (oct0date < octreedate) /* in case clock is off */
445     oct0date = octreedate;
446     if (oct0date < illumdate) /* ditto */
447     oct0date = illumdate;
448     }
449     if (touchonly && oct1date)
450     touch(oct1name);
451     else {
452     mkillumopts(mkopts); /* build mkillum command */
453     mktemp(illumtmp);
454     sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
455     oct0name, vval(ILLUM), illumtmp);
456     if (runcom(combuf)) { /* run it */
457     fprintf(stderr, "%s: error running mkillum\n",
458     progname);
459     unlink(illumtmp);
460 greg 2.53 quit(1);
461 greg 2.41 }
462     /* make octree1 (frozen) */
463 greg 2.26 if (octreedate)
464 greg 2.41 sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
465     vval(OCTREE), illumtmp, oct1name);
466 greg 2.26 else if (vdef(MATERIAL))
467 greg 2.41 sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
468     vval(MATERIAL), illumtmp, oct1name);
469 greg 2.26 else
470 greg 2.41 sprintf(combuf, "oconv%s -f %s > %s", ocopts,
471     illumtmp, oct1name);
472 greg 2.26 if (runcom(combuf)) { /* run it */
473     fprintf(stderr,
474     "%s: error generating octree\n\t%s removed\n",
475 greg 2.41 progname, oct1name);
476     unlink(oct1name);
477 greg 2.46 unlink(illumtmp);
478 greg 2.53 quit(1);
479 greg 2.26 }
480 greg 2.41 rmfile(illumtmp);
481 greg 2.26 }
482 greg 2.35 oct1date = time((time_t *)NULL);
483 greg 2.40 if (oct1date < oct0date) /* in case clock is off */
484     oct1date = oct0date;
485 greg 2.1 }
486    
487    
488     char *
489     addarg(op, arg) /* add argument and advance pointer */
490     register char *op, *arg;
491     {
492     *op = ' ';
493     while (*++op = *arg++)
494     ;
495     return(op);
496     }
497    
498    
499     oconvopts(oo) /* get oconv options */
500 greg 2.2 register char *oo;
501 greg 2.1 {
502 greg 2.2 /* BEWARE: This may be called via setdefaults(), so no assumptions */
503    
504 greg 2.1 *oo = '\0';
505     if (vdef(OCONV))
506     addarg(oo, vval(OCONV));
507     }
508    
509    
510 greg 2.26 mkillumopts(mo) /* get mkillum options */
511     register char *mo;
512     {
513     /* BEWARE: This may be called via setdefaults(), so no assumptions */
514    
515     *mo = '\0';
516     if (vdef(MKILLUM))
517     addarg(mo, vval(MKILLUM));
518     }
519    
520    
521 greg 2.7 checkambfile() /* check date on ambient file */
522     {
523 greg 2.35 time_t afdate;
524 greg 2.7
525 greg 2.11 if (!vdef(AMBFILE))
526     return;
527 greg 2.26 if (!(afdate = fdate(vval(AMBFILE))))
528 greg 2.11 return;
529 greg 2.26 if (oct1date > afdate)
530 greg 2.41 if (touchonly)
531     touch(vval(AMBFILE));
532     else
533     rmfile(vval(AMBFILE));
534 greg 2.7 }
535    
536    
537 greg 2.2 double
538     ambval() /* compute ambient value */
539 greg 2.1 {
540 greg 2.3 if (vdef(EXPOSURE)) {
541 greg 2.2 if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
542 greg 2.50 return(.5/pow(2.,vflt(EXPOSURE)));
543     return(.5/vflt(EXPOSURE));
544 greg 2.3 }
545 greg 2.2 if (vlet(ZONE) == 'E')
546     return(10.);
547 greg 2.3 if (vlet(ZONE) == 'I')
548 greg 2.2 return(.01);
549 greg 2.3 badvalue(ZONE);
550 greg 2.30 }
551    
552    
553 greg 2.38 renderopts(op, po) /* set rendering options */
554     char *op, *po;
555 greg 2.30 {
556     switch(vscale(QUALITY)) {
557     case LOW:
558 greg 2.38 lowqopts(op, po);
559 greg 2.30 break;
560     case MEDIUM:
561 greg 2.38 medqopts(op, po);
562 greg 2.30 break;
563     case HIGH:
564 greg 2.38 hiqopts(op, po);
565 greg 2.30 break;
566     }
567 greg 2.2 }
568 greg 2.1
569 greg 2.2
570 greg 2.38 lowqopts(op, po) /* low quality rendering options */
571 greg 2.2 register char *op;
572 greg 2.38 char *po;
573 greg 2.2 {
574     double d, org[3], siz[3];
575    
576 greg 2.1 *op = '\0';
577 greg 2.38 *po = '\0';
578 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
579 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
580     badvalue(ZONE);
581 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
582 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
583     badvalue(ZONE);
584 greg 2.2 getoctcube(org, &d);
585     d *= 3./(siz[0]+siz[1]+siz[2]);
586     switch (vscale(DETAIL)) {
587     case LOW:
588 greg 2.38 po = addarg(po, "-ps 16");
589     op = addarg(op, "-dp 64");
590 greg 2.2 sprintf(op, " -ar %d", (int)(4*d));
591     op += strlen(op);
592     break;
593     case MEDIUM:
594 greg 2.38 po = addarg(po, "-ps 8");
595     op = addarg(op, "-dp 128");
596 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
597     op += strlen(op);
598     break;
599     case HIGH:
600 greg 2.38 po = addarg(po, "-ps 4");
601     op = addarg(op, "-dp 256");
602 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
603     op += strlen(op);
604     break;
605     }
606 greg 2.38 po = addarg(po, "-pt .16");
607 greg 2.2 if (vbool(PENUMBRAS))
608     op = addarg(op, "-ds .4");
609 greg 2.4 else
610     op = addarg(op, "-ds 0");
611 greg 2.17 op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
612 greg 2.2 if (vdef(AMBFILE)) {
613     sprintf(op, " -af %s", vval(AMBFILE));
614     op += strlen(op);
615     } else
616     overture = 0;
617     switch (vscale(VARIABILITY)) {
618     case LOW:
619 gregl 2.54 op = addarg(op, "-aa .4 -ad 64");
620 greg 2.2 break;
621     case MEDIUM:
622 gregl 2.54 op = addarg(op, "-aa .3 -ad 128");
623 greg 2.2 break;
624     case HIGH:
625 greg 2.16 op = addarg(op, "-aa .25 -ad 256");
626 greg 2.2 break;
627     }
628     op = addarg(op, "-as 0");
629     d = ambval();
630     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
631     op += strlen(op);
632 greg 2.4 op = addarg(op, "-lr 3 -lw .02");
633 greg 2.1 if (vdef(RENDER))
634     op = addarg(op, vval(RENDER));
635     }
636    
637    
638 greg 2.38 medqopts(op, po) /* medium quality rendering options */
639 greg 2.2 register char *op;
640 greg 2.38 char *po;
641 greg 2.1 {
642 greg 2.47 double d, org[3], siz[3], asz;
643 greg 2.1
644     *op = '\0';
645 greg 2.38 *po = '\0';
646 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
647 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
648     badvalue(ZONE);
649 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
650 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
651     badvalue(ZONE);
652 greg 2.2 getoctcube(org, &d);
653 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
654     d /= asz;
655 greg 2.2 switch (vscale(DETAIL)) {
656     case LOW:
657 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
658 greg 2.23 op = addarg(op, "-dp 256");
659 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
660     op += strlen(op);
661 greg 2.47 sprintf(op, " -ms %.2g", asz/20.);
662     op += strlen(op);
663 greg 2.2 break;
664     case MEDIUM:
665 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
666 greg 2.23 op = addarg(op, "-dp 512");
667 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
668     op += strlen(op);
669 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
670     op += strlen(op);
671 greg 2.2 break;
672     case HIGH:
673 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
674 greg 2.23 op = addarg(op, "-dp 1024");
675 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
676     op += strlen(op);
677 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
678     op += strlen(op);
679 greg 2.2 break;
680     }
681 greg 2.38 po = addarg(po, "-pt .08");
682 greg 2.4 if (vbool(PENUMBRAS))
683 greg 2.28 op = addarg(op, "-ds .2 -dj .5");
684 greg 2.4 else
685 greg 2.2 op = addarg(op, "-ds .3");
686 greg 2.17 op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
687 greg 2.5 if (overture = vint(INDIRECT)) {
688     sprintf(op, " -ab %d", overture);
689     op += strlen(op);
690     }
691 greg 2.2 if (vdef(AMBFILE)) {
692     sprintf(op, " -af %s", vval(AMBFILE));
693     op += strlen(op);
694     } else
695     overture = 0;
696     switch (vscale(VARIABILITY)) {
697     case LOW:
698 gregl 2.54 op = addarg(op, "-aa .25 -ad 196 -as 0");
699 greg 2.2 break;
700     case MEDIUM:
701 gregl 2.54 op = addarg(op, "-aa .2 -ad 400 -as 64");
702 greg 2.2 break;
703     case HIGH:
704 greg 2.16 op = addarg(op, "-aa .15 -ad 768 -as 196");
705 greg 2.2 break;
706     }
707     d = ambval();
708     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
709     op += strlen(op);
710 greg 2.4 op = addarg(op, "-lr 6 -lw .002");
711 greg 2.1 if (vdef(RENDER))
712     op = addarg(op, vval(RENDER));
713     }
714    
715    
716 greg 2.38 hiqopts(op, po) /* high quality rendering options */
717 greg 2.2 register char *op;
718 greg 2.38 char *po;
719 greg 2.1 {
720 greg 2.47 double d, org[3], siz[3], asz;
721 greg 2.1
722     *op = '\0';
723 greg 2.38 *po = '\0';
724 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
725 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
726     badvalue(ZONE);
727 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
728 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
729     badvalue(ZONE);
730 greg 2.2 getoctcube(org, &d);
731 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
732     d /= asz;
733 greg 2.2 switch (vscale(DETAIL)) {
734     case LOW:
735 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
736 greg 2.23 op = addarg(op, "-dp 1024");
737 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
738     op += strlen(op);
739 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
740     op += strlen(op);
741 greg 2.2 break;
742     case MEDIUM:
743 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
744 greg 2.23 op = addarg(op, "-dp 2048");
745 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
746     op += strlen(op);
747 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
748     op += strlen(op);
749 greg 2.2 break;
750     case HIGH:
751 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
752 greg 2.23 op = addarg(op, "-dp 4096");
753 greg 2.2 sprintf(op, " -ar %d", (int)(64*d));
754 greg 2.47 op += strlen(op);
755     sprintf(op, " -ms %.2g", asz/160.);
756 greg 2.2 op += strlen(op);
757     break;
758     }
759 greg 2.38 po = addarg(po, "-pt .04");
760 greg 2.4 if (vbool(PENUMBRAS))
761 greg 2.42 op = addarg(op, "-ds .1 -dj .65");
762 greg 2.4 else
763 greg 2.2 op = addarg(op, "-ds .2");
764 greg 2.17 op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
765 greg 2.2 sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
766     op += strlen(op);
767     if (vdef(AMBFILE)) {
768     sprintf(op, " -af %s", vval(AMBFILE));
769     op += strlen(op);
770     } else
771     overture = 0;
772     switch (vscale(VARIABILITY)) {
773     case LOW:
774 gregl 2.54 op = addarg(op, "-aa .15 -ad 256 -as 0");
775 greg 2.2 break;
776     case MEDIUM:
777 gregl 2.54 op = addarg(op, "-aa .125 -ad 512 -as 256");
778 greg 2.2 break;
779     case HIGH:
780 greg 2.16 op = addarg(op, "-aa .08 -ad 1024 -as 512");
781 greg 2.2 break;
782     }
783     d = ambval();
784     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
785     op += strlen(op);
786 greg 2.4 op = addarg(op, "-lr 12 -lw .0005");
787 greg 2.1 if (vdef(RENDER))
788     op = addarg(op, vval(RENDER));
789     }
790    
791    
792     xferopts(ro) /* transfer options if indicated */
793     char *ro;
794     {
795     int fd, n;
796 greg 2.10 register char *cp;
797 greg 2.1
798     n = strlen(ro);
799     if (n < 2)
800     return;
801     if (vdef(OPTFILE)) {
802 greg 2.10 for (cp = ro; cp[1]; cp++)
803 greg 2.49 if (isspace(cp[1]) && (cp[2] == '@' ||
804     (cp[2] == '-' && isalpha(cp[3]))))
805 greg 2.10 *cp = '\n';
806     else
807     *cp = cp[1];
808     *cp = '\n';
809     fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
810     if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
811 greg 2.3 syserr(vval(OPTFILE));
812 greg 2.15 sprintf(ro, " @%s", vval(OPTFILE));
813 greg 2.1 }
814     #ifdef MSDOS
815     else if (n > 50) {
816 greg 2.8 setenv("ROPT", ro+1);
817 greg 2.1 strcpy(ro, " $ROPT");
818     }
819     #endif
820     }
821    
822    
823     pfiltopts(po) /* get pfilt options */
824     register char *po;
825     {
826     *po = '\0';
827     if (vdef(EXPOSURE)) {
828     po = addarg(po, "-1 -e");
829     po = addarg(po, vval(EXPOSURE));
830     }
831 greg 2.12 switch (vscale(QUALITY)) {
832     case MEDIUM:
833     po = addarg(po, "-r 1");
834     break;
835     case HIGH:
836 greg 2.14 po = addarg(po, "-m .25");
837 greg 2.12 break;
838     }
839 greg 2.1 if (vdef(PFILT))
840     po = addarg(po, vval(PFILT));
841     }
842    
843    
844     matchword(s1, s2) /* match white-delimited words */
845     register char *s1, *s2;
846     {
847     while (isspace(*s1)) s1++;
848     while (isspace(*s2)) s2++;
849     while (*s1 && !isspace(*s1))
850     if (*s1++ != *s2++)
851     return(0);
852     return(!*s2 || isspace(*s2));
853     }
854    
855    
856     char *
857     specview(vs) /* get proper view spec from vs */
858     register char *vs;
859     {
860 greg 2.3 static char vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
861     "-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
862 greg 2.1 static char viewopts[128];
863     register char *cp;
864 greg 2.3 int xpos, ypos, zpos, viewtype, upax;
865     register int i;
866 greg 2.1 double cent[3], dim[3], mult, d;
867    
868 greg 2.9 if (vs == NULL || *vs == '-')
869 greg 2.1 return(vs);
870 greg 2.3 upax = 0; /* get the up vector */
871     if (vdef(UP)) {
872     if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
873     upax = 1-'X'+UPPER(vval(UP)[1]);
874     else
875     upax = 1-'X'+vlet(UP);
876     if (upax < 1 | upax > 3)
877     badvalue(UP);
878     if (vval(UP)[0] == '-')
879     upax = -upax;
880     }
881 greg 2.1 /* check standard view names */
882     xpos = ypos = zpos = 0;
883     if (*vs == 'X') {
884     xpos = 1; vs++;
885     } else if (*vs == 'x') {
886     xpos = -1; vs++;
887     }
888     if (*vs == 'Y') {
889     ypos = 1; vs++;
890     } else if (*vs == 'y') {
891     ypos = -1; vs++;
892     }
893     if (*vs == 'Z') {
894     zpos = 1; vs++;
895     } else if (*vs == 'z') {
896     zpos = -1; vs++;
897     }
898 greg 2.3 viewtype = 'v';
899 greg 2.44 if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h' | *vs == 'c')
900 greg 2.1 viewtype = *vs++;
901     cp = viewopts;
902 greg 2.3 if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) { /* got one! */
903 greg 2.1 *cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
904     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
905     &cent[0], &dim[0], &cent[1], &dim[1],
906 greg 2.3 &cent[2], &dim[2]) != 6)
907     badvalue(ZONE);
908     for (i = 0; i < 3; i++) {
909     dim[i] -= cent[i];
910 greg 2.39 if (dim[i] <= FTINY)
911     badvalue(ZONE);
912 greg 2.3 cent[i] += .5*dim[i];
913 greg 2.1 }
914 greg 2.3 mult = vlet(ZONE)=='E' ? 2. : .45 ;
915 greg 2.1 sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
916     cent[0]+xpos*mult*dim[0],
917     cent[1]+ypos*mult*dim[1],
918     cent[2]+zpos*mult*dim[2],
919     -xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
920     cp += strlen(cp);
921 greg 2.3 /* redirect up axis if necessary */
922     switch (upax) {
923     case 3: /* plus or minus Z axis */
924     case -3:
925     case 0:
926     if (!(xpos|ypos))
927     upax = 2;
928 greg 2.1 break;
929 greg 2.3 case 2: /* plus or minus Y axis */
930     case -2:
931     if (!(xpos|zpos))
932     upax = 1;
933     break;
934     case 1: /* plus or minus X axis */
935     case -1:
936     if (!(ypos|zpos))
937     upax = 3;
938     break;
939 greg 2.1 }
940 greg 2.3 cp = addarg(cp, vup[upax+3]);
941 greg 2.1 switch (viewtype) {
942     case 'v':
943     cp = addarg(cp, "-vh 45 -vv 45");
944     break;
945     case 'l':
946     d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
947     sprintf(cp, " -vh %.2g -vv %.2g", d, d);
948     cp += strlen(cp);
949     break;
950     case 'a':
951     case 'h':
952     cp = addarg(cp, "-vh 180 -vv 180");
953 greg 2.44 break;
954     case 'c':
955     cp = addarg(cp, "-vh 180 -vv 90");
956 greg 2.1 break;
957     }
958 greg 2.3 } else {
959 greg 2.4 while (!isspace(*vs)) /* else skip id */
960     if (!*vs++)
961     return(NULL);
962 greg 2.3 if (upax) { /* specify up vector */
963     strcpy(cp, vup[upax+3]);
964     cp += strlen(cp);
965     }
966     }
967 greg 2.26 if (cp == viewopts) /* append any additional options */
968     vs++; /* skip prefixed space if unneeded */
969     strcpy(cp, vs);
970 greg 2.8 #ifdef MSDOS
971     if (strlen(viewopts) > 40) {
972     setenv("VIEW", viewopts);
973     return("$VIEW");
974     }
975     #endif
976 greg 2.1 return(viewopts);
977     }
978    
979    
980     char *
981     getview(n, vn) /* get view n, or NULL if none */
982     int n;
983 greg 2.8 char *vn; /* returned view name */
984 greg 2.1 {
985 greg 2.19 register char *mv;
986 greg 2.1
987 greg 2.8 if (viewselect != NULL) { /* command-line selected */
988 greg 2.1 if (n) /* only do one */
989     return(NULL);
990     if (viewselect[0] == '-') { /* already specified */
991     if (vn != NULL) *vn = '\0';
992     return(viewselect);
993     }
994     if (vn != NULL) {
995     for (mv = viewselect; *mv && !isspace(*mv);
996     *vn++ = *mv++)
997     ;
998     *vn = '\0';
999     }
1000 greg 2.19 /* view number? */
1001 greg 2.20 if (isint(viewselect))
1002 greg 2.51 return(specview(nvalue(VIEW, atoi(viewselect)-1)));
1003 greg 2.1 /* check list */
1004 greg 2.51 while ((mv = nvalue(VIEW, n++)) != NULL)
1005 greg 2.1 if (matchword(viewselect, mv))
1006     return(specview(mv));
1007     return(specview(viewselect)); /* standard view? */
1008     }
1009 greg 2.51 mv = nvalue(VIEW, n); /* use view n */
1010 greg 2.8 if (vn != NULL & mv != NULL) {
1011 greg 2.19 register char *mv2 = mv;
1012     if (*mv2 != '-')
1013     while (*mv2 && !isspace(*mv2))
1014     *vn++ = *mv2++;
1015 greg 2.1 *vn = '\0';
1016     }
1017 greg 2.8 return(specview(mv));
1018 greg 2.20 }
1019    
1020    
1021 greg 2.21 printview(vopts) /* print out selected view */
1022     register char *vopts;
1023 greg 2.20 {
1024 greg 2.24 extern char *atos(), *getenv();
1025 greg 2.20 char buf[256];
1026     FILE *fp;
1027 greg 2.21 register char *cp;
1028 greg 2.20
1029     if (vopts == NULL)
1030     return(-1);
1031     fputs("VIEW=", stdout);
1032     do {
1033     if (matchword(vopts, "-vf")) { /* expand view file */
1034     vopts = sskip(vopts);
1035     if (!*atos(buf, sizeof(buf), vopts))
1036     return(-1);
1037     if ((fp = fopen(buf, "r")) == NULL)
1038     return(-1);
1039     for (buf[sizeof(buf)-2] = '\n';
1040     fgets(buf, sizeof(buf), fp) != NULL &&
1041     buf[0] != '\n';
1042     buf[sizeof(buf)-2] = '\n') {
1043     if (buf[sizeof(buf)-2] != '\n') {
1044     ungetc(buf[sizeof(buf)-2], fp);
1045     buf[sizeof(buf)-2] = '\0';
1046     }
1047     if (matchword(buf, "VIEW=") ||
1048     matchword(buf, "rview")) {
1049     for (cp = sskip(buf); *cp && *cp != '\n'; cp++)
1050     putchar(*cp);
1051     }
1052     }
1053     fclose(fp);
1054     vopts = sskip(vopts);
1055     } else {
1056     while (isspace(*vopts))
1057     vopts++;
1058     putchar(' ');
1059 greg 2.24 #ifdef MSDOS
1060     if (*vopts == '$') { /* expand env. var. */
1061     if (!*atos(buf, sizeof(buf), vopts+1))
1062     return(-1);
1063     if ((cp = getenv(buf)) == NULL)
1064     return(-1);
1065     fputs(cp, stdout);
1066     vopts = sskip(vopts);
1067     } else
1068     #endif
1069     while (*vopts && !isspace(*vopts))
1070     putchar(*vopts++);
1071 greg 2.20 }
1072     } while (*vopts++);
1073     putchar('\n');
1074     return(0);
1075 greg 2.1 }
1076    
1077    
1078 greg 2.38 rview(opts, po) /* run rview with first view */
1079     char *opts, *po;
1080 greg 2.1 {
1081 greg 2.21 char *vw;
1082 greg 2.1 char combuf[512];
1083     /* build command */
1084 greg 2.41 if (touchonly || (vw = getview(0, NULL)) == NULL)
1085 greg 2.21 return;
1086     if (sayview)
1087     printview(vw);
1088 greg 2.38 sprintf(combuf, "rview %s%s%s -R %s ", vw, po, opts, rifname);
1089 greg 2.1 if (rvdevice != NULL)
1090     sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1091 greg 2.29 if (vdef(EXPOSURE))
1092     sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1093 greg 2.26 strcat(combuf, oct1name);
1094 greg 2.4 if (runcom(combuf)) { /* run it */
1095 greg 2.1 fprintf(stderr, "%s: error running rview\n", progname);
1096 greg 2.53 quit(1);
1097 greg 2.1 }
1098     }
1099    
1100    
1101 greg 2.38 rpict(opts, po) /* run rpict and pfilt for each view */
1102     char *opts, *po;
1103 greg 2.1 {
1104 greg 2.2 char combuf[1024];
1105 greg 2.45 char rawfile[MAXPATH], picfile[MAXPATH];
1106     char zopt[MAXPATH+4], rep[MAXPATH+16], res[32];
1107 greg 2.3 char pfopts[128];
1108 greg 2.1 char vs[32], *vw;
1109     int vn, mult;
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     /* do each view */
1152     vn = 0;
1153     while ((vw = getview(vn++, vs)) != NULL) {
1154 greg 2.21 if (sayview)
1155     printview(vw);
1156 greg 2.1 if (!vs[0])
1157     sprintf(vs, "%d", vn);
1158     sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1159 greg 2.45 if (vdef(ZFILE))
1160     sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1161     else
1162     zopt[0] = '\0';
1163 greg 2.1 /* check date on picture */
1164 greg 2.41 pfdt = fdate(picfile);
1165     if (pfdt >= oct1date)
1166 greg 2.1 continue;
1167 greg 2.41 /* get raw file name */
1168 greg 2.45 sprintf(rawfile, "%s_%s.unf",
1169     vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1170 greg 2.41 rfdt = fdate(rawfile);
1171     if (touchonly) { /* update times only */
1172     if (rfdt) {
1173     if (rfdt < oct1date)
1174     touch(rawfile);
1175     } else if (pfdt && pfdt < oct1date)
1176     touch(picfile);
1177     continue;
1178     }
1179 greg 2.1 /* build rpict command */
1180 greg 2.41 if (rfdt >= oct1date) /* recover */
1181 greg 2.45 sprintf(combuf, "rpict%s%s%s%s -ro %s %s",
1182     rep, po, opts, zopt, rawfile, oct1name);
1183 greg 2.1 else {
1184     if (overture) { /* run overture calculation */
1185     sprintf(combuf,
1186     "rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1187     rep, vw, opts,
1188 greg 2.26 oct1name, overfile);
1189 greg 2.4 if (runcom(combuf)) {
1190 greg 2.1 fprintf(stderr,
1191 greg 2.6 "%s: error in overture for view %s\n",
1192     progname, vs);
1193 greg 2.53 quit(1);
1194 greg 2.1 }
1195 greg 2.6 #ifdef NIX
1196     rmfile(overfile);
1197     #endif
1198 greg 2.1 }
1199 greg 2.45 sprintf(combuf, "rpict%s %s %s%s%s%s %s > %s",
1200     rep, vw, res, po, opts, zopt,
1201     oct1name, rawfile);
1202 greg 2.1 }
1203 greg 2.4 if (runcom(combuf)) { /* run rpict */
1204 greg 2.1 fprintf(stderr, "%s: error rendering view %s\n",
1205     progname, vs);
1206 greg 2.53 quit(1);
1207 greg 2.1 }
1208 greg 2.45 if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1209 greg 2.1 /* build pfilt command */
1210 greg 2.45 if (mult > 1)
1211     sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1212 greg 2.1 pfopts, mult, mult, rawfile, picfile);
1213 greg 2.45 else
1214     sprintf(combuf, "pfilt%s %s > %s", pfopts,
1215     rawfile, picfile);
1216     if (runcom(combuf)) { /* run pfilt */
1217     fprintf(stderr,
1218     "%s: error filtering view %s\n\t%s removed\n",
1219     progname, vs, picfile);
1220     unlink(picfile);
1221 greg 2.53 quit(1);
1222 greg 2.45 }
1223 greg 2.1 }
1224 greg 2.43 /* remove/rename raw file */
1225 greg 2.45 if (vdef(RAWFILE)) {
1226     sprintf(combuf, "%s_%s.pic", vval(RAWFILE), vs);
1227 greg 2.43 mvfile(rawfile, combuf);
1228     } else
1229     rmfile(rawfile);
1230 greg 2.4 }
1231 greg 2.41 }
1232    
1233    
1234     touch(fn) /* update a file */
1235     char *fn;
1236     {
1237     if (!silent)
1238     printf("\ttouch %s\n", fn);
1239     if (noaction)
1240     return(0);
1241     #ifdef notused
1242     if (access(fn, F_OK) == -1) /* create it */
1243     if (close(open(fn, O_WRONLY|O_CREAT, 0666)) == -1)
1244     return(-1);
1245     #endif
1246     return(setfdate(fn, time((time_t *)NULL)));
1247 greg 2.4 }
1248    
1249    
1250     runcom(cs) /* run command */
1251     char *cs;
1252     {
1253     if (!silent) /* echo it */
1254     printf("\t%s\n", cs);
1255     if (noaction)
1256     return(0);
1257     fflush(stdout); /* flush output and pass to shell */
1258     return(system(cs));
1259     }
1260    
1261    
1262     rmfile(fn) /* remove a file */
1263     char *fn;
1264     {
1265     if (!silent)
1266 greg 2.1 #ifdef MSDOS
1267 greg 2.4 printf("\tdel %s\n", fn);
1268 greg 2.1 #else
1269 greg 2.4 printf("\trm -f %s\n", fn);
1270 greg 2.1 #endif
1271 greg 2.4 if (noaction)
1272     return(0);
1273     return(unlink(fn));
1274 greg 2.43 }
1275    
1276    
1277     mvfile(fold, fnew) /* move a file */
1278     char *fold, *fnew;
1279     {
1280     if (!silent)
1281     #ifdef MSDOS
1282     printf("\trename %s %s\n", fold, fnew);
1283     #else
1284     printf("\tmv %s %s\n", fold, fnew);
1285     #endif
1286     if (noaction)
1287     return(0);
1288     return(rename(fold, fnew));
1289 greg 2.3 }
1290 greg 2.8
1291    
1292     #ifdef MSDOS
1293     setenv(vname, value) /* set an environment variable */
1294     char *vname, *value;
1295     {
1296     register char *evp;
1297    
1298     evp = bmalloc(strlen(vname)+strlen(value)+2);
1299     if (evp == NULL)
1300     syserr(progname);
1301     sprintf(evp, "%s=%s", vname, value);
1302     if (putenv(evp) != 0) {
1303     fprintf(stderr, "%s: out of environment space\n", progname);
1304 greg 2.53 quit(1);
1305 greg 2.8 }
1306     if (!silent)
1307     printf("set %s\n", evp);
1308     }
1309     #endif
1310 greg 2.3
1311    
1312     badvalue(vc) /* report bad variable value and exit */
1313     int vc;
1314     {
1315     fprintf(stderr, "%s: bad value for variable '%s'\n",
1316     progname, vnam(vc));
1317 greg 2.53 quit(1);
1318 greg 2.3 }
1319    
1320    
1321     syserr(s) /* report a system error and exit */
1322     char *s;
1323     {
1324     perror(s);
1325 greg 2.53 quit(1);
1326     }
1327    
1328    
1329     quit(ec) /* exit program */
1330     int ec;
1331     {
1332     exit(ec);
1333 greg 2.1 }