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root/radiance/ray/src/util/rad.c
Revision: 2.35
Committed: Tue Nov 23 09:26:38 1993 UTC (30 years, 4 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 2.34: +15 -14 lines
Log Message:
compatibility fixes

File Contents

# User Rev Content
1 greg 2.1 /* Copyright (c) 1993 Regents of the University of California */
2    
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     #include <ctype.h>
14 greg 2.35 #include <sys/types.h>
15 greg 2.1
16    
17     typedef struct {
18     char *name; /* variable name */
19     short nick; /* # characters required for nickname */
20     short nass; /* # assignments made */
21     char *value; /* assigned value(s) */
22     int (*fixval)(); /* assignment checking function */
23     } VARIABLE;
24    
25 greg 2.30 int onevalue(), catvalues(), boolvalue(),
26     qualvalue(), fltvalue(), intvalue();
27 greg 2.1
28     /* variables */
29     #define OBJECT 0 /* object files */
30     #define SCENE 1 /* scene files */
31     #define MATERIAL 2 /* material files */
32 greg 2.26 #define ILLUM 3 /* mkillum input files */
33     #define MKILLUM 4 /* mkillum options */
34     #define RENDER 5 /* rendering options */
35     #define OCONV 6 /* oconv options */
36     #define PFILT 7 /* pfilt options */
37     #define VIEW 8 /* view(s) for picture(s) */
38     #define ZONE 9 /* simulation zone */
39     #define QUALITY 10 /* desired rendering quality */
40     #define OCTREE 11 /* octree file name */
41     #define PICTURE 12 /* picture file name */
42     #define AMBFILE 13 /* ambient file name */
43     #define OPTFILE 14 /* rendering options file */
44     #define EXPOSURE 15 /* picture exposure setting */
45     #define RESOLUTION 16 /* maximum picture resolution */
46     #define UP 17 /* view up (X, Y or Z) */
47     #define INDIRECT 18 /* indirection in lighting */
48     #define DETAIL 19 /* level of scene detail */
49     #define PENUMBRAS 20 /* shadow penumbras are desired */
50     #define VARIABILITY 21 /* level of light variability */
51     #define REPORT 22 /* report frequency and errfile */
52 greg 2.1 /* total number of variables */
53 greg 2.26 #define NVARS 23
54 greg 2.1
55     VARIABLE vv[NVARS] = { /* variable-value pairs */
56     {"objects", 3, 0, NULL, catvalues},
57     {"scene", 3, 0, NULL, catvalues},
58     {"materials", 3, 0, NULL, catvalues},
59 greg 2.26 {"illum", 3, 0, NULL, catvalues},
60     {"mkillum", 3, 0, NULL, catvalues},
61 greg 2.1 {"render", 3, 0, NULL, catvalues},
62     {"oconv", 3, 0, NULL, catvalues},
63     {"pfilt", 2, 0, NULL, catvalues},
64     {"view", 2, 0, NULL, NULL},
65     {"ZONE", 2, 0, NULL, onevalue},
66 greg 2.30 {"QUALITY", 3, 0, NULL, qualvalue},
67 greg 2.1 {"OCTREE", 3, 0, NULL, onevalue},
68     {"PICTURE", 3, 0, NULL, onevalue},
69     {"AMBFILE", 3, 0, NULL, onevalue},
70     {"OPTFILE", 3, 0, NULL, onevalue},
71 greg 2.30 {"EXPOSURE", 3, 0, NULL, fltvalue},
72 greg 2.1 {"RESOLUTION", 3, 0, NULL, onevalue},
73     {"UP", 2, 0, NULL, onevalue},
74 greg 2.30 {"INDIRECT", 3, 0, NULL, intvalue},
75     {"DETAIL", 3, 0, NULL, qualvalue},
76     {"PENUMBRAS", 3, 0, NULL, boolvalue},
77     {"VARIABILITY", 3, 0, NULL, qualvalue},
78 greg 2.1 {"REPORT", 3, 0, NULL, onevalue},
79     };
80    
81     VARIABLE *matchvar();
82     char *nvalue();
83    
84 greg 2.3 #define UPPER(c) ((c)&~0x20) /* ASCII trick */
85    
86 greg 2.1 #define vnam(vc) (vv[vc].name)
87     #define vdef(vc) (vv[vc].nass)
88     #define vval(vc) (vv[vc].value)
89     #define vint(vc) atoi(vval(vc))
90 greg 2.3 #define vlet(vc) UPPER(vval(vc)[0])
91 greg 2.30 #define vscale vlet
92 greg 2.1 #define vbool(vc) (vlet(vc)=='T')
93    
94 greg 2.30 #define HIGH 'H'
95     #define MEDIUM 'M'
96     #define LOW 'L'
97 greg 2.1
98 greg 2.6 /* overture calculation file */
99     #ifdef NIX
100     char overfile[] = "overture.raw";
101     #else
102     char overfile[] = "/dev/null";
103     #endif
104    
105 greg 2.35 extern time_t fdate(), time();
106 greg 2.1
107 greg 2.35 time_t scenedate; /* date of latest scene or object file */
108     time_t octreedate; /* date of octree */
109     time_t matdate; /* date of latest material file */
110     time_t illumdate; /* date of last illum file */
111 greg 2.1
112 greg 2.26 char *oct0name; /* name of pre-mkillum octree */
113 greg 2.35 time_t oct0date; /* date of pre-mkillum octree */
114 greg 2.26 char *oct1name; /* name of post-mkillum octree */
115 greg 2.35 time_t oct1date; /* date of post-mkillum octree (>= matdate) */
116 greg 2.26
117 greg 2.1 int explicate = 0; /* explicate variables */
118     int silent = 0; /* do work silently */
119     int noaction = 0; /* don't do anything */
120 greg 2.21 int sayview = 0; /* print view out */
121 greg 2.1 char *rvdevice = NULL; /* rview output device */
122     char *viewselect = NULL; /* specific view only */
123    
124     int overture = 0; /* overture calculation needed */
125    
126     char *progname; /* global argv[0] */
127 greg 2.22 char *rifname; /* global rad input file name */
128 greg 2.1
129     char radname[MAXPATH]; /* root Radiance file name */
130    
131    
132     main(argc, argv)
133     int argc;
134     char *argv[];
135     {
136     char ropts[512];
137     int i;
138    
139     progname = argv[0];
140     /* get options */
141     for (i = 1; i < argc && argv[i][0] == '-'; i++)
142     switch (argv[i][1]) {
143     case 's':
144     silent++;
145     break;
146     case 'n':
147     noaction++;
148     break;
149     case 'e':
150     explicate++;
151     break;
152     case 'o':
153     rvdevice = argv[++i];
154     break;
155 greg 2.20 case 'V':
156 greg 2.21 sayview++;
157     break;
158 greg 2.1 case 'v':
159     viewselect = argv[++i];
160     break;
161     default:
162     goto userr;
163     }
164     if (i >= argc)
165     goto userr;
166 greg 2.22 rifname = argv[i];
167 greg 2.1 /* assign Radiance root file name */
168 greg 2.22 rootname(radname, rifname);
169 greg 2.1 /* load variable values */
170 greg 2.22 load(rifname);
171 greg 2.1 /* get any additional assignments */
172     for (i++; i < argc; i++)
173     setvariable(argv[i]);
174     /* check assignments */
175     checkvalues();
176     /* check files and dates */
177     checkfiles();
178     /* set default values as necessary */
179     setdefaults();
180     /* print all values if requested */
181     if (explicate)
182     printvals();
183 greg 2.26 /* build octree (and run mkillum) */
184 greg 2.7 oconv();
185     /* check date on ambient file */
186     checkambfile();
187 greg 2.1 /* run simulation */
188     renderopts(ropts);
189     xferopts(ropts);
190     if (rvdevice != NULL)
191     rview(ropts);
192     else
193     rpict(ropts);
194     exit(0);
195     userr:
196     fprintf(stderr,
197 greg 2.26 "Usage: %s [-s][-n][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
198 greg 2.1 progname);
199     exit(1);
200     }
201    
202    
203     rootname(rn, fn) /* remove tail from end of fn */
204     register char *rn, *fn;
205     {
206     char *tp, *dp;
207    
208     for (tp = NULL, dp = rn; *rn = *fn++; rn++)
209     if (ISDIRSEP(*rn))
210     dp = rn;
211     else if (*rn == '.')
212     tp = rn;
213     if (tp != NULL && tp > dp)
214     *tp = '\0';
215     }
216    
217    
218 greg 2.25 #define NOCHAR 127 /* constant for character to delete */
219    
220    
221 greg 2.1 load(rfname) /* load Radiance simulation file */
222     char *rfname;
223     {
224     FILE *fp;
225 greg 2.4 char buf[512];
226 greg 2.1 register char *cp;
227    
228     if (rfname == NULL)
229     fp = stdin;
230 greg 2.3 else if ((fp = fopen(rfname, "r")) == NULL)
231     syserr(rfname);
232 greg 2.1 while (fgetline(buf, sizeof(buf), fp) != NULL) {
233     for (cp = buf; *cp; cp++) {
234     switch (*cp) {
235     case '\\':
236 greg 2.25 *cp++ = NOCHAR;
237 greg 2.1 continue;
238     case '#':
239     *cp = '\0';
240     break;
241 greg 2.4 default:
242     continue;
243 greg 2.1 }
244     break;
245     }
246     setvariable(buf);
247     }
248     fclose(fp);
249     }
250    
251    
252     setvariable(ass) /* assign variable according to string */
253     register char *ass;
254     {
255     char varname[32];
256 greg 2.25 int n;
257 greg 2.1 register char *cp;
258     register VARIABLE *vp;
259     register int i;
260    
261     while (isspace(*ass)) /* skip leading space */
262     ass++;
263     cp = varname; /* extract name */
264     while (cp < varname+sizeof(varname)-1
265     && *ass && !isspace(*ass) && *ass != '=')
266     *cp++ = *ass++;
267     *cp = '\0';
268     if (!varname[0])
269     return; /* no variable name! */
270     /* trim value */
271     while (isspace(*ass) || *ass == '=')
272     ass++;
273 greg 2.25 for (n = strlen(ass); n > 0; n--)
274     if (!isspace(ass[n-1]))
275     break;
276 greg 2.1 if (!n) {
277     fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
278     progname, varname);
279     return;
280     }
281     /* match variable from list */
282     vp = matchvar(varname);
283     if (vp == NULL) {
284     fprintf(stderr, "%s: unknown variable '%s'\n",
285     progname, varname);
286     exit(1);
287     }
288     /* assign new value */
289 greg 2.4 if (i = vp->nass) {
290     cp = vp->value;
291     while (i--)
292     while (*cp++)
293     ;
294     i = cp - vp->value;
295     vp->value = realloc(vp->value, i+n+1);
296     } else
297     vp->value = malloc(n+1);
298 greg 2.3 if (vp->value == NULL)
299     syserr(progname);
300 greg 2.25 cp = vp->value+i; /* copy value, squeezing spaces */
301     *cp = *ass;
302     for (i = 1; i <= n; i++) {
303     if (ass[i] == NOCHAR)
304     continue;
305     if (isspace(*cp))
306     while (isspace(ass[i]))
307     i++;
308     *++cp = ass[i];
309     }
310 greg 2.26 if (isspace(*cp)) /* remove trailing space */
311     *cp = '\0';
312 greg 2.1 vp->nass++;
313     }
314    
315    
316     VARIABLE *
317     matchvar(nam) /* match a variable by its name */
318     char *nam;
319     {
320     int n = strlen(nam);
321     register int i;
322    
323     for (i = 0; i < NVARS; i++)
324     if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
325     return(vv+i);
326     return(NULL);
327     }
328    
329    
330     char *
331     nvalue(vp, n) /* return nth variable value */
332     VARIABLE *vp;
333     register int n;
334     {
335     register char *cp;
336    
337 greg 2.19 if (vp == NULL | n < 0 | n >= vp->nass)
338 greg 2.1 return(NULL);
339     cp = vp->value;
340     while (n--)
341     while (*cp++)
342     ;
343     return(cp);
344     }
345    
346    
347     checkvalues() /* check assignments */
348     {
349     register int i;
350    
351     for (i = 0; i < NVARS; i++)
352     if (vv[i].fixval != NULL)
353     (*vv[i].fixval)(vv+i);
354     }
355    
356    
357     onevalue(vp) /* only one assignment for this variable */
358     register VARIABLE *vp;
359     {
360     if (vp->nass < 2)
361     return;
362     fprintf(stderr, "%s: warning - multiple assignment of variable '%s'\n",
363     progname, vp->name);
364 greg 2.2 do
365 greg 2.1 vp->value += strlen(vp->value)+1;
366 greg 2.2 while (--vp->nass > 1);
367 greg 2.1 }
368    
369    
370     catvalues(vp) /* concatenate variable values */
371     register VARIABLE *vp;
372     {
373     register char *cp;
374    
375     if (vp->nass < 2)
376     return;
377     for (cp = vp->value; vp->nass > 1; vp->nass--) {
378     while (*cp)
379     cp++;
380     *cp++ = ' ';
381     }
382     }
383    
384    
385 greg 2.30 int
386     badmatch(tv, cv) /* case insensitive truncated comparison */
387     register char *tv, *cv;
388     {
389     if (!*tv) return(1); /* null string cannot match */
390     do
391     if (UPPER(*tv) != *cv++)
392     return(1);
393     while (*++tv);
394     return(0); /* OK */
395     }
396    
397    
398     boolvalue(vp) /* check boolean for legal values */
399     register VARIABLE *vp;
400     {
401     if (!vp->nass) return;
402     onevalue(vp);
403     switch (UPPER(vp->value[0])) {
404     case 'T':
405     if (badmatch(vp->value, "TRUE")) break;
406     return;
407     case 'F':
408     if (badmatch(vp->value, "FALSE")) break;
409     return;
410     }
411     fprintf(stderr, "%s: illegal value for boolean variable '%s'\n",
412     progname, vp->name);
413     exit(1);
414     }
415    
416    
417     qualvalue(vp) /* check qualitative var. for legal values */
418     register VARIABLE *vp;
419     {
420     if (!vp->nass) return;
421     onevalue(vp);
422     switch (UPPER(vp->value[0])) {
423     case 'L':
424     if (badmatch(vp->value, "LOW")) break;
425     return;
426     case 'M':
427     if (badmatch(vp->value, "MEDIUM")) break;
428     return;
429     case 'H':
430     if (badmatch(vp->value, "HIGH")) break;
431     return;
432     }
433     fprintf(stderr, "%s: illegal value for qualitative variable '%s'\n",
434     progname, vp->name);
435     exit(1);
436     }
437    
438    
439     intvalue(vp) /* check integer variable for legal values */
440     register VARIABLE *vp;
441     {
442     if (!vp->nass) return;
443     onevalue(vp);
444     if (isint(vp->value)) return;
445     fprintf(stderr, "%s: illegal value for integer variable '%s'\n",
446     progname, vp->name);
447     exit(1);
448     }
449    
450    
451     fltvalue(vp) /* check float variable for legal values */
452     register VARIABLE *vp;
453     {
454     if (!vp->nass) return;
455     onevalue(vp);
456     if (isflt(vp->value)) return;
457     fprintf(stderr, "%s: illegal value for real variable '%s'\n",
458     progname, vp->name);
459     exit(1);
460     }
461    
462    
463 greg 2.35 time_t
464 greg 2.1 checklast(fnames) /* check files and find most recent */
465     register char *fnames;
466     {
467     char thisfile[MAXPATH];
468 greg 2.35 time_t thisdate, lastdate = 0;
469 greg 2.1 register char *cp;
470    
471 greg 2.26 if (fnames == NULL)
472     return(0);
473 greg 2.1 while (*fnames) {
474     while (isspace(*fnames)) fnames++;
475     cp = thisfile;
476 greg 2.4 while (*fnames && !isspace(*fnames))
477     *cp++ = *fnames++;
478 greg 2.1 *cp = '\0';
479 greg 2.26 if (!(thisdate = fdate(thisfile)))
480 greg 2.3 syserr(thisfile);
481 greg 2.1 if (thisdate > lastdate)
482     lastdate = thisdate;
483     }
484     return(lastdate);
485     }
486    
487    
488 greg 2.26 char *
489     newfname(orig, pred) /* create modified file name */
490     char *orig;
491     int pred;
492     {
493     extern char *rindex();
494     register char *cp;
495     register int n;
496     int suffix;
497    
498 greg 2.27 n = 0; cp = orig; suffix = -1; /* suffix position, length */
499     while (*cp) {
500     if (*cp == '.') suffix = n;
501     else if (ISDIRSEP(*cp)) suffix = -1;
502     cp++; n++;
503     }
504     if (suffix == -1) suffix = n;
505 greg 2.26 if ((cp = bmalloc(n+2)) == NULL)
506     syserr(progname);
507     strncpy(cp, orig, suffix);
508     cp[suffix] = pred; /* root name + pred + suffix */
509     strcpy(cp+suffix+1, orig+suffix);
510     return(cp);
511     }
512    
513    
514 greg 2.1 checkfiles() /* check for existence and modified times */
515     {
516 greg 2.35 time_t objdate;
517 greg 2.1
518 greg 2.2 if (!vdef(OCTREE)) {
519 greg 2.26 if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
520 greg 2.3 syserr(progname);
521 greg 2.26 sprintf(vval(OCTREE), "%s.oct", radname);
522 greg 2.2 vdef(OCTREE)++;
523     }
524     octreedate = fdate(vval(OCTREE));
525 greg 2.26 if (vdef(ILLUM)) { /* illum requires secondary octrees */
526     oct0name = newfname(vval(OCTREE), '0');
527     oct1name = newfname(vval(OCTREE), '1');
528     oct0date = fdate(oct0name);
529     oct1date = fdate(oct1name);
530     } else
531     oct0name = oct1name = vval(OCTREE);
532     if ((scenedate = checklast(vval(SCENE))) &&
533     (objdate = checklast(vval(OBJECT))) > scenedate)
534     scenedate = objdate;
535     illumdate = checklast(vval(ILLUM));
536     if (!octreedate & !scenedate & !illumdate) {
537     fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
538     vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
539 greg 2.1 exit(1);
540     }
541 greg 2.26 matdate = checklast(vval(MATERIAL));
542 greg 2.1 }
543    
544    
545 greg 2.2 getoctcube(org, sizp) /* get octree bounding cube */
546     double org[3], *sizp;
547 greg 2.1 {
548 greg 2.2 extern FILE *popen();
549     static double oorg[3], osiz = 0.;
550 greg 2.26 double min[3], max[3];
551     char buf[512];
552 greg 2.1 FILE *fp;
553 greg 2.26 register int i;
554 greg 2.1
555 greg 2.26 if (osiz <= FTINY)
556     if (noaction && fdate(oct1name) <
557     (scenedate>illumdate?scenedate:illumdate)) {
558     /* run getbbox */
559     sprintf(buf, "getbbox -w -h %s",
560     vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
561     if ((fp = popen(buf, "r")) == NULL)
562     syserr("getbbox");
563     if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
564     &min[0], &max[0], &min[1], &max[1],
565     &min[2], &max[2]) != 6) {
566     fprintf(stderr,
567     "%s: error reading bounding box from getbbox\n",
568     progname);
569     exit(1);
570     }
571     for (i = 0; i < 3; i++)
572     if (max[i] - min[i] > osiz)
573     osiz = max[i] - min[i];
574     for (i = 0; i < 3; i++)
575     oorg[i] = (max[i]+min[i]-osiz)*.5;
576     pclose(fp);
577     } else { /* from octree */
578     oconv(); /* does nothing if done already */
579     sprintf(buf, "getinfo -d < %s", oct1name);
580     if ((fp = popen(buf, "r")) == NULL)
581     syserr("getinfo");
582     if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
583     &oorg[2], &osiz) != 4) {
584     fprintf(stderr,
585 greg 2.2 "%s: error reading bounding cube from getinfo\n",
586 greg 2.26 progname);
587     exit(1);
588     }
589     pclose(fp);
590 greg 2.2 }
591     org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
592     }
593    
594    
595     setdefaults() /* set default values for unassigned var's */
596     {
597     double org[3], size;
598     char buf[128];
599    
600 greg 2.1 if (!vdef(ZONE)) {
601 greg 2.2 getoctcube(org, &size);
602     sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
603     org[1], org[1]+size, org[2], org[2]+size);
604 greg 2.1 vval(ZONE) = savqstr(buf);
605     vdef(ZONE)++;
606     }
607     if (!vdef(INDIRECT)) {
608     vval(INDIRECT) = "0";
609     vdef(INDIRECT)++;
610     }
611     if (!vdef(QUALITY)) {
612     vval(QUALITY) = "L";
613     vdef(QUALITY)++;
614     }
615     if (!vdef(RESOLUTION)) {
616     vval(RESOLUTION) = "512";
617     vdef(RESOLUTION)++;
618     }
619     if (!vdef(PICTURE)) {
620     vval(PICTURE) = radname;
621     vdef(PICTURE)++;
622     }
623     if (!vdef(VIEW)) {
624     vval(VIEW) = "X";
625     vdef(VIEW)++;
626     }
627     if (!vdef(DETAIL)) {
628     vval(DETAIL) = "M";
629     vdef(DETAIL)++;
630     }
631     if (!vdef(PENUMBRAS)) {
632     vval(PENUMBRAS) = "F";
633     vdef(PENUMBRAS)++;
634     }
635     if (!vdef(VARIABILITY)) {
636     vval(VARIABILITY) = "L";
637     vdef(VARIABILITY)++;
638     }
639     }
640    
641    
642     printvals() /* print variable values */
643     {
644     register int i, j;
645    
646     for (i = 0; i < NVARS; i++)
647 greg 2.4 for (j = 0; j < vdef(i); j++)
648     printf("%s= %s\n", vnam(i), nvalue(vv+i, j));
649 greg 2.1 fflush(stdout);
650     }
651    
652    
653 greg 2.26 oconv() /* run oconv and mkillum if necessary */
654 greg 2.1 {
655 greg 2.26 static char illumtmp[] = "ilXXXXXX";
656     char combuf[512], ocopts[64], mkopts[64];
657 greg 2.1
658 greg 2.26 oconvopts(ocopts); /* get options */
659     if (octreedate < scenedate) { /* check date on original octree */
660     /* build command */
661     if (vdef(MATERIAL))
662     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
663     vval(MATERIAL), vval(SCENE), vval(OCTREE));
664     else
665     sprintf(combuf, "oconv%s %s > %s", ocopts,
666     vval(SCENE), vval(OCTREE));
667    
668     if (runcom(combuf)) { /* run it */
669     fprintf(stderr,
670     "%s: error generating octree\n\t%s removed\n",
671     progname, vval(OCTREE));
672     unlink(vval(OCTREE));
673     exit(1);
674     }
675 greg 2.35 octreedate = time((time_t *)NULL);
676 greg 2.26 }
677     if (oct1name == vval(OCTREE)) /* no mkillum? */
678     oct1date = octreedate > matdate ? octreedate : matdate;
679     if (oct1date >= octreedate & oct1date >= matdate
680     & oct1date >= illumdate) /* all done */
681 greg 2.1 return;
682 greg 2.26 /* make octree0 */
683     if (oct0date < scenedate | oct0date < illumdate) {
684     /* build command */
685     if (octreedate)
686     sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
687     vval(OCTREE), vval(ILLUM), oct0name);
688     else if (vdef(MATERIAL))
689     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
690     vval(MATERIAL), vval(ILLUM), oct0name);
691     else
692     sprintf(combuf, "oconv%s %s > %s", ocopts,
693     vval(ILLUM), oct0name);
694     if (runcom(combuf)) { /* run it */
695     fprintf(stderr,
696     "%s: error generating octree\n\t%s removed\n",
697     progname, oct0name);
698     unlink(oct0name);
699     exit(1);
700     }
701 greg 2.35 oct0date = time((time_t *)NULL);
702 greg 2.26 }
703     mkillumopts(mkopts); /* build mkillum command */
704     mktemp(illumtmp);
705     sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
706     oct0name, vval(ILLUM), illumtmp);
707     if (runcom(combuf)) { /* run it */
708     fprintf(stderr, "%s: error running mkillum\n", progname);
709     unlink(illumtmp);
710     exit(1);
711     }
712     /* make octree1 (frozen) */
713     if (octreedate)
714     sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
715     vval(OCTREE), illumtmp, oct1name);
716     else if (vdef(MATERIAL))
717     sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
718     vval(MATERIAL), illumtmp, oct1name);
719 greg 2.4 else
720 greg 2.26 sprintf(combuf, "oconv%s -f %s > %s", ocopts,
721     illumtmp, oct1name);
722 greg 2.4 if (runcom(combuf)) { /* run it */
723 greg 2.26 fprintf(stderr,
724     "%s: error generating octree\n\t%s removed\n",
725     progname, oct1name);
726     unlink(oct1name);
727 greg 2.1 exit(1);
728     }
729 greg 2.35 oct1date = time((time_t *)NULL);
730 greg 2.26 rmfile(illumtmp);
731 greg 2.1 }
732    
733    
734     char *
735     addarg(op, arg) /* add argument and advance pointer */
736     register char *op, *arg;
737     {
738     *op = ' ';
739     while (*++op = *arg++)
740     ;
741     return(op);
742     }
743    
744    
745     oconvopts(oo) /* get oconv options */
746 greg 2.2 register char *oo;
747 greg 2.1 {
748 greg 2.2 /* BEWARE: This may be called via setdefaults(), so no assumptions */
749    
750 greg 2.1 *oo = '\0';
751     if (vdef(OCONV))
752     addarg(oo, vval(OCONV));
753     }
754    
755    
756 greg 2.26 mkillumopts(mo) /* get mkillum options */
757     register char *mo;
758     {
759     /* BEWARE: This may be called via setdefaults(), so no assumptions */
760    
761     *mo = '\0';
762     if (vdef(MKILLUM))
763     addarg(mo, vval(MKILLUM));
764     }
765    
766    
767 greg 2.7 checkambfile() /* check date on ambient file */
768     {
769 greg 2.35 time_t afdate;
770 greg 2.7
771 greg 2.11 if (!vdef(AMBFILE))
772     return;
773 greg 2.26 if (!(afdate = fdate(vval(AMBFILE))))
774 greg 2.11 return;
775 greg 2.26 if (oct1date > afdate)
776 greg 2.11 rmfile(vval(AMBFILE));
777 greg 2.7 }
778    
779    
780 greg 2.2 double
781     ambval() /* compute ambient value */
782 greg 2.1 {
783 greg 2.3 if (vdef(EXPOSURE)) {
784 greg 2.2 if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
785     return(.5/pow(2.,atof(vval(EXPOSURE))));
786 greg 2.20 return(.5/atof(vval(EXPOSURE)));
787 greg 2.3 }
788 greg 2.2 if (vlet(ZONE) == 'E')
789     return(10.);
790 greg 2.3 if (vlet(ZONE) == 'I')
791 greg 2.2 return(.01);
792 greg 2.3 badvalue(ZONE);
793 greg 2.30 }
794    
795    
796     renderopts(op) /* set rendering options */
797     char *op;
798     {
799     switch(vscale(QUALITY)) {
800     case LOW:
801     lowqopts(op);
802     break;
803     case MEDIUM:
804     medqopts(op);
805     break;
806     case HIGH:
807 greg 2.32 hiqopts(op);
808 greg 2.30 break;
809     }
810 greg 2.2 }
811 greg 2.1
812 greg 2.2
813     lowqopts(op) /* low quality rendering options */
814     register char *op;
815     {
816     double d, org[3], siz[3];
817    
818 greg 2.1 *op = '\0';
819 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
820 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
821     badvalue(ZONE);
822 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
823     getoctcube(org, &d);
824     d *= 3./(siz[0]+siz[1]+siz[2]);
825     switch (vscale(DETAIL)) {
826     case LOW:
827 greg 2.23 op = addarg(op, "-ps 16 -dp 64");
828 greg 2.2 sprintf(op, " -ar %d", (int)(4*d));
829     op += strlen(op);
830     break;
831     case MEDIUM:
832 greg 2.23 op = addarg(op, "-ps 8 -dp 128");
833 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
834     op += strlen(op);
835     break;
836     case HIGH:
837 greg 2.23 op = addarg(op, "-ps 4 -dp 256");
838 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
839     op += strlen(op);
840     break;
841     }
842     op = addarg(op, "-pt .16");
843     if (vbool(PENUMBRAS))
844     op = addarg(op, "-ds .4");
845 greg 2.4 else
846     op = addarg(op, "-ds 0");
847 greg 2.17 op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
848 greg 2.2 if (vdef(AMBFILE)) {
849     sprintf(op, " -af %s", vval(AMBFILE));
850     op += strlen(op);
851     } else
852     overture = 0;
853     switch (vscale(VARIABILITY)) {
854     case LOW:
855 greg 2.16 op = addarg(op, "-aa .4 -ad 64");
856 greg 2.2 break;
857     case MEDIUM:
858 greg 2.16 op = addarg(op, "-aa .3 -ad 128");
859 greg 2.2 break;
860     case HIGH:
861 greg 2.16 op = addarg(op, "-aa .25 -ad 256");
862 greg 2.2 break;
863     }
864     op = addarg(op, "-as 0");
865     d = ambval();
866     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
867     op += strlen(op);
868 greg 2.4 op = addarg(op, "-lr 3 -lw .02");
869 greg 2.1 if (vdef(RENDER))
870     op = addarg(op, vval(RENDER));
871     }
872    
873    
874 greg 2.2 medqopts(op) /* medium quality rendering options */
875     register char *op;
876 greg 2.1 {
877 greg 2.2 double d, org[3], siz[3];
878 greg 2.1
879     *op = '\0';
880 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
881 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
882     badvalue(ZONE);
883 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
884     getoctcube(org, &d);
885     d *= 3./(siz[0]+siz[1]+siz[2]);
886     switch (vscale(DETAIL)) {
887     case LOW:
888     op = addarg(op, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
889 greg 2.23 op = addarg(op, "-dp 256");
890 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
891     op += strlen(op);
892     break;
893     case MEDIUM:
894     op = addarg(op, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
895 greg 2.23 op = addarg(op, "-dp 512");
896 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
897     op += strlen(op);
898     break;
899     case HIGH:
900     op = addarg(op, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
901 greg 2.23 op = addarg(op, "-dp 1024");
902 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
903     op += strlen(op);
904     break;
905     }
906     op = addarg(op, "-pt .08");
907 greg 2.4 if (vbool(PENUMBRAS))
908 greg 2.28 op = addarg(op, "-ds .2 -dj .5");
909 greg 2.4 else
910 greg 2.2 op = addarg(op, "-ds .3");
911 greg 2.17 op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
912 greg 2.5 if (overture = vint(INDIRECT)) {
913     sprintf(op, " -ab %d", overture);
914     op += strlen(op);
915     }
916 greg 2.2 if (vdef(AMBFILE)) {
917     sprintf(op, " -af %s", vval(AMBFILE));
918     op += strlen(op);
919     } else
920     overture = 0;
921     switch (vscale(VARIABILITY)) {
922     case LOW:
923 greg 2.16 op = addarg(op, "-aa .25 -ad 196 -as 0");
924 greg 2.2 break;
925     case MEDIUM:
926 greg 2.16 op = addarg(op, "-aa .2 -ad 400 -as 64");
927 greg 2.2 break;
928     case HIGH:
929 greg 2.16 op = addarg(op, "-aa .15 -ad 768 -as 196");
930 greg 2.2 break;
931     }
932     d = ambval();
933     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
934     op += strlen(op);
935 greg 2.4 op = addarg(op, "-lr 6 -lw .002");
936 greg 2.1 if (vdef(RENDER))
937     op = addarg(op, vval(RENDER));
938     }
939    
940    
941 greg 2.2 hiqopts(op) /* high quality rendering options */
942     register char *op;
943 greg 2.1 {
944 greg 2.2 double d, org[3], siz[3];
945 greg 2.1
946     *op = '\0';
947 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
948 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
949     badvalue(ZONE);
950 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
951     getoctcube(org, &d);
952     d *= 3./(siz[0]+siz[1]+siz[2]);
953     switch (vscale(DETAIL)) {
954     case LOW:
955     op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
956 greg 2.23 op = addarg(op, "-dp 1024");
957 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
958     op += strlen(op);
959     break;
960     case MEDIUM:
961     op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
962 greg 2.23 op = addarg(op, "-dp 2048");
963 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
964     op += strlen(op);
965     break;
966     case HIGH:
967     op = addarg(op, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
968 greg 2.23 op = addarg(op, "-dp 4096");
969 greg 2.2 sprintf(op, " -ar %d", (int)(64*d));
970     op += strlen(op);
971     break;
972     }
973     op = addarg(op, "-pt .04");
974 greg 2.4 if (vbool(PENUMBRAS))
975     op = addarg(op, "-ds .1 -dj .7");
976     else
977 greg 2.2 op = addarg(op, "-ds .2");
978 greg 2.17 op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
979 greg 2.2 sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
980     op += strlen(op);
981     if (vdef(AMBFILE)) {
982     sprintf(op, " -af %s", vval(AMBFILE));
983     op += strlen(op);
984     } else
985     overture = 0;
986     switch (vscale(VARIABILITY)) {
987     case LOW:
988 greg 2.16 op = addarg(op, "-aa .15 -ad 256 -as 0");
989 greg 2.2 break;
990     case MEDIUM:
991 greg 2.16 op = addarg(op, "-aa .125 -ad 512 -as 256");
992 greg 2.2 break;
993     case HIGH:
994 greg 2.16 op = addarg(op, "-aa .08 -ad 1024 -as 512");
995 greg 2.2 break;
996     }
997     d = ambval();
998     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
999     op += strlen(op);
1000 greg 2.4 op = addarg(op, "-lr 12 -lw .0005");
1001 greg 2.1 if (vdef(RENDER))
1002     op = addarg(op, vval(RENDER));
1003     }
1004    
1005    
1006     xferopts(ro) /* transfer options if indicated */
1007     char *ro;
1008     {
1009     int fd, n;
1010 greg 2.10 register char *cp;
1011 greg 2.1
1012     n = strlen(ro);
1013     if (n < 2)
1014     return;
1015     if (vdef(OPTFILE)) {
1016 greg 2.10 for (cp = ro; cp[1]; cp++)
1017     if (isspace(cp[1]) && cp[2] == '-' && isalpha(cp[3]))
1018     *cp = '\n';
1019     else
1020     *cp = cp[1];
1021     *cp = '\n';
1022     fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1023     if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1024 greg 2.3 syserr(vval(OPTFILE));
1025 greg 2.15 sprintf(ro, " @%s", vval(OPTFILE));
1026 greg 2.1 }
1027     #ifdef MSDOS
1028     else if (n > 50) {
1029 greg 2.8 setenv("ROPT", ro+1);
1030 greg 2.1 strcpy(ro, " $ROPT");
1031     }
1032     #endif
1033     }
1034    
1035    
1036     pfiltopts(po) /* get pfilt options */
1037     register char *po;
1038     {
1039     *po = '\0';
1040     if (vdef(EXPOSURE)) {
1041     po = addarg(po, "-1 -e");
1042     po = addarg(po, vval(EXPOSURE));
1043     }
1044 greg 2.12 switch (vscale(QUALITY)) {
1045     case MEDIUM:
1046     po = addarg(po, "-r 1");
1047     break;
1048     case HIGH:
1049 greg 2.14 po = addarg(po, "-m .25");
1050 greg 2.12 break;
1051     }
1052 greg 2.1 if (vdef(PFILT))
1053     po = addarg(po, vval(PFILT));
1054     }
1055    
1056    
1057     matchword(s1, s2) /* match white-delimited words */
1058     register char *s1, *s2;
1059     {
1060     while (isspace(*s1)) s1++;
1061     while (isspace(*s2)) s2++;
1062     while (*s1 && !isspace(*s1))
1063     if (*s1++ != *s2++)
1064     return(0);
1065     return(!*s2 || isspace(*s2));
1066     }
1067    
1068    
1069     char *
1070     specview(vs) /* get proper view spec from vs */
1071     register char *vs;
1072     {
1073 greg 2.3 static char vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1074     "-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1075 greg 2.1 static char viewopts[128];
1076     register char *cp;
1077 greg 2.3 int xpos, ypos, zpos, viewtype, upax;
1078     register int i;
1079 greg 2.1 double cent[3], dim[3], mult, d;
1080    
1081 greg 2.9 if (vs == NULL || *vs == '-')
1082 greg 2.1 return(vs);
1083 greg 2.3 upax = 0; /* get the up vector */
1084     if (vdef(UP)) {
1085     if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
1086     upax = 1-'X'+UPPER(vval(UP)[1]);
1087     else
1088     upax = 1-'X'+vlet(UP);
1089     if (upax < 1 | upax > 3)
1090     badvalue(UP);
1091     if (vval(UP)[0] == '-')
1092     upax = -upax;
1093     }
1094 greg 2.1 /* check standard view names */
1095     xpos = ypos = zpos = 0;
1096     if (*vs == 'X') {
1097     xpos = 1; vs++;
1098     } else if (*vs == 'x') {
1099     xpos = -1; vs++;
1100     }
1101     if (*vs == 'Y') {
1102     ypos = 1; vs++;
1103     } else if (*vs == 'y') {
1104     ypos = -1; vs++;
1105     }
1106     if (*vs == 'Z') {
1107     zpos = 1; vs++;
1108     } else if (*vs == 'z') {
1109     zpos = -1; vs++;
1110     }
1111 greg 2.3 viewtype = 'v';
1112 greg 2.1 if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h')
1113     viewtype = *vs++;
1114     cp = viewopts;
1115 greg 2.3 if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) { /* got one! */
1116 greg 2.1 *cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
1117     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
1118     &cent[0], &dim[0], &cent[1], &dim[1],
1119 greg 2.3 &cent[2], &dim[2]) != 6)
1120     badvalue(ZONE);
1121     for (i = 0; i < 3; i++) {
1122     dim[i] -= cent[i];
1123     cent[i] += .5*dim[i];
1124 greg 2.1 }
1125 greg 2.3 mult = vlet(ZONE)=='E' ? 2. : .45 ;
1126 greg 2.1 sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
1127     cent[0]+xpos*mult*dim[0],
1128     cent[1]+ypos*mult*dim[1],
1129     cent[2]+zpos*mult*dim[2],
1130     -xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
1131     cp += strlen(cp);
1132 greg 2.3 /* redirect up axis if necessary */
1133     switch (upax) {
1134     case 3: /* plus or minus Z axis */
1135     case -3:
1136     case 0:
1137     if (!(xpos|ypos))
1138     upax = 2;
1139 greg 2.1 break;
1140 greg 2.3 case 2: /* plus or minus Y axis */
1141     case -2:
1142     if (!(xpos|zpos))
1143     upax = 1;
1144     break;
1145     case 1: /* plus or minus X axis */
1146     case -1:
1147     if (!(ypos|zpos))
1148     upax = 3;
1149     break;
1150 greg 2.1 }
1151 greg 2.3 cp = addarg(cp, vup[upax+3]);
1152 greg 2.1 switch (viewtype) {
1153     case 'v':
1154     cp = addarg(cp, "-vh 45 -vv 45");
1155     break;
1156     case 'l':
1157     d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1158     sprintf(cp, " -vh %.2g -vv %.2g", d, d);
1159     cp += strlen(cp);
1160     break;
1161     case 'a':
1162     case 'h':
1163     cp = addarg(cp, "-vh 180 -vv 180");
1164     break;
1165     }
1166 greg 2.3 } else {
1167 greg 2.4 while (!isspace(*vs)) /* else skip id */
1168     if (!*vs++)
1169     return(NULL);
1170 greg 2.3 if (upax) { /* specify up vector */
1171     strcpy(cp, vup[upax+3]);
1172     cp += strlen(cp);
1173     }
1174     }
1175 greg 2.26 if (cp == viewopts) /* append any additional options */
1176     vs++; /* skip prefixed space if unneeded */
1177     strcpy(cp, vs);
1178 greg 2.8 #ifdef MSDOS
1179     if (strlen(viewopts) > 40) {
1180     setenv("VIEW", viewopts);
1181     return("$VIEW");
1182     }
1183     #endif
1184 greg 2.1 return(viewopts);
1185     }
1186    
1187    
1188     char *
1189     getview(n, vn) /* get view n, or NULL if none */
1190     int n;
1191 greg 2.8 char *vn; /* returned view name */
1192 greg 2.1 {
1193 greg 2.19 register char *mv;
1194 greg 2.1
1195 greg 2.8 if (viewselect != NULL) { /* command-line selected */
1196 greg 2.1 if (n) /* only do one */
1197     return(NULL);
1198     if (viewselect[0] == '-') { /* already specified */
1199     if (vn != NULL) *vn = '\0';
1200     return(viewselect);
1201     }
1202     if (vn != NULL) {
1203     for (mv = viewselect; *mv && !isspace(*mv);
1204     *vn++ = *mv++)
1205     ;
1206     *vn = '\0';
1207     }
1208 greg 2.19 /* view number? */
1209 greg 2.20 if (isint(viewselect))
1210 greg 2.19 return(specview(nvalue(vv+VIEW, atoi(viewselect)-1)));
1211 greg 2.1 /* check list */
1212     while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1213     if (matchword(viewselect, mv))
1214     return(specview(mv));
1215     return(specview(viewselect)); /* standard view? */
1216     }
1217 greg 2.8 mv = nvalue(vv+VIEW, n); /* use view n */
1218     if (vn != NULL & mv != NULL) {
1219 greg 2.19 register char *mv2 = mv;
1220     if (*mv2 != '-')
1221     while (*mv2 && !isspace(*mv2))
1222     *vn++ = *mv2++;
1223 greg 2.1 *vn = '\0';
1224     }
1225 greg 2.8 return(specview(mv));
1226 greg 2.20 }
1227    
1228    
1229 greg 2.21 printview(vopts) /* print out selected view */
1230     register char *vopts;
1231 greg 2.20 {
1232 greg 2.24 extern char *atos(), *getenv();
1233 greg 2.20 char buf[256];
1234     FILE *fp;
1235 greg 2.21 register char *cp;
1236 greg 2.20
1237     if (vopts == NULL)
1238     return(-1);
1239     fputs("VIEW=", stdout);
1240     do {
1241     if (matchword(vopts, "-vf")) { /* expand view file */
1242     vopts = sskip(vopts);
1243     if (!*atos(buf, sizeof(buf), vopts))
1244     return(-1);
1245     if ((fp = fopen(buf, "r")) == NULL)
1246     return(-1);
1247     for (buf[sizeof(buf)-2] = '\n';
1248     fgets(buf, sizeof(buf), fp) != NULL &&
1249     buf[0] != '\n';
1250     buf[sizeof(buf)-2] = '\n') {
1251     if (buf[sizeof(buf)-2] != '\n') {
1252     ungetc(buf[sizeof(buf)-2], fp);
1253     buf[sizeof(buf)-2] = '\0';
1254     }
1255     if (matchword(buf, "VIEW=") ||
1256     matchword(buf, "rview")) {
1257     for (cp = sskip(buf); *cp && *cp != '\n'; cp++)
1258     putchar(*cp);
1259     }
1260     }
1261     fclose(fp);
1262     vopts = sskip(vopts);
1263     } else {
1264     while (isspace(*vopts))
1265     vopts++;
1266     putchar(' ');
1267 greg 2.24 #ifdef MSDOS
1268     if (*vopts == '$') { /* expand env. var. */
1269     if (!*atos(buf, sizeof(buf), vopts+1))
1270     return(-1);
1271     if ((cp = getenv(buf)) == NULL)
1272     return(-1);
1273     fputs(cp, stdout);
1274     vopts = sskip(vopts);
1275     } else
1276     #endif
1277     while (*vopts && !isspace(*vopts))
1278     putchar(*vopts++);
1279 greg 2.20 }
1280     } while (*vopts++);
1281     putchar('\n');
1282     return(0);
1283 greg 2.1 }
1284    
1285    
1286     rview(opts) /* run rview with first view */
1287     char *opts;
1288     {
1289 greg 2.21 char *vw;
1290 greg 2.1 char combuf[512];
1291     /* build command */
1292 greg 2.21 if ((vw = getview(0, NULL)) == NULL)
1293     return;
1294     if (sayview)
1295     printview(vw);
1296 greg 2.22 sprintf(combuf, "rview %s%s -R %s ", vw, opts, rifname);
1297 greg 2.1 if (rvdevice != NULL)
1298     sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1299 greg 2.29 if (vdef(EXPOSURE))
1300     sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1301 greg 2.26 strcat(combuf, oct1name);
1302 greg 2.4 if (runcom(combuf)) { /* run it */
1303 greg 2.1 fprintf(stderr, "%s: error running rview\n", progname);
1304     exit(1);
1305     }
1306     }
1307    
1308    
1309     rpict(opts) /* run rpict and pfilt for each view */
1310     char *opts;
1311     {
1312 greg 2.2 char combuf[1024];
1313 greg 2.3 char rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32];
1314     char pfopts[128];
1315 greg 2.1 char vs[32], *vw;
1316     int vn, mult;
1317     /* get pfilt options */
1318     pfiltopts(pfopts);
1319     /* get resolution, reporting */
1320 greg 2.31 switch (vscale(QUALITY)) {
1321     case LOW:
1322     mult = 1;
1323     break;
1324     case MEDIUM:
1325     mult = 2;
1326     break;
1327     case HIGH:
1328     mult = 3;
1329     break;
1330     }
1331 greg 2.1 {
1332     int xres, yres;
1333     double aspect;
1334     int n;
1335     n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1336     if (n == 3)
1337     sprintf(res, "-x %d -y %d -pa %.3f",
1338     mult*xres, mult*yres, aspect);
1339     else if (n) {
1340     if (n == 1) yres = xres;
1341     sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1342 greg 2.3 } else
1343     badvalue(RESOLUTION);
1344 greg 2.1 }
1345     rep[0] = '\0';
1346     if (vdef(REPORT)) {
1347     double minutes;
1348     int n;
1349     n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1350     if (n == 2)
1351     sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1352     else if (n == 1)
1353     sprintf(rep, " -t %d", (int)(minutes*60));
1354 greg 2.3 else
1355     badvalue(REPORT);
1356 greg 2.1 }
1357     /* do each view */
1358     vn = 0;
1359     while ((vw = getview(vn++, vs)) != NULL) {
1360 greg 2.21 if (sayview)
1361     printview(vw);
1362 greg 2.1 if (!vs[0])
1363     sprintf(vs, "%d", vn);
1364     sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1365     /* check date on picture */
1366 greg 2.26 if (fdate(picfile) >= oct1date)
1367 greg 2.1 continue;
1368     /* build rpict command */
1369     sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1370 greg 2.26 if (fdate(rawfile) >= oct1date) /* recover */
1371 greg 2.1 sprintf(combuf, "rpict%s%s -ro %s %s",
1372 greg 2.26 rep, opts, rawfile, oct1name);
1373 greg 2.1 else {
1374     if (overture) { /* run overture calculation */
1375     sprintf(combuf,
1376     "rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1377     rep, vw, opts,
1378 greg 2.26 oct1name, overfile);
1379 greg 2.4 if (runcom(combuf)) {
1380 greg 2.1 fprintf(stderr,
1381 greg 2.6 "%s: error in overture for view %s\n",
1382     progname, vs);
1383 greg 2.1 exit(1);
1384     }
1385 greg 2.6 #ifdef NIX
1386     rmfile(overfile);
1387     #endif
1388 greg 2.1 }
1389     sprintf(combuf, "rpict%s %s %s%s %s > %s",
1390     rep, vw, res, opts,
1391 greg 2.29 oct1name, rawfile);
1392 greg 2.1 }
1393 greg 2.4 if (runcom(combuf)) { /* run rpict */
1394 greg 2.1 fprintf(stderr, "%s: error rendering view %s\n",
1395     progname, vs);
1396     exit(1);
1397     }
1398     /* build pfilt command */
1399     if (mult > 1)
1400     sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1401     pfopts, mult, mult, rawfile, picfile);
1402     else
1403     sprintf(combuf, "pfilt%s %s > %s", pfopts,
1404     rawfile, picfile);
1405 greg 2.4 if (runcom(combuf)) { /* run pfilt */
1406 greg 2.1 fprintf(stderr,
1407     "%s: error filtering view %s\n\t%s removed\n",
1408     progname, vs, picfile);
1409     unlink(picfile);
1410     exit(1);
1411     }
1412     /* remove raw file */
1413 greg 2.4 rmfile(rawfile);
1414     }
1415     }
1416    
1417    
1418     runcom(cs) /* run command */
1419     char *cs;
1420     {
1421     if (!silent) /* echo it */
1422     printf("\t%s\n", cs);
1423     if (noaction)
1424     return(0);
1425     fflush(stdout); /* flush output and pass to shell */
1426     return(system(cs));
1427     }
1428    
1429    
1430     rmfile(fn) /* remove a file */
1431     char *fn;
1432     {
1433     if (!silent)
1434 greg 2.1 #ifdef MSDOS
1435 greg 2.4 printf("\tdel %s\n", fn);
1436 greg 2.1 #else
1437 greg 2.4 printf("\trm -f %s\n", fn);
1438 greg 2.1 #endif
1439 greg 2.4 if (noaction)
1440     return(0);
1441     return(unlink(fn));
1442 greg 2.3 }
1443 greg 2.8
1444    
1445     #ifdef MSDOS
1446     setenv(vname, value) /* set an environment variable */
1447     char *vname, *value;
1448     {
1449     register char *evp;
1450    
1451     evp = bmalloc(strlen(vname)+strlen(value)+2);
1452     if (evp == NULL)
1453     syserr(progname);
1454     sprintf(evp, "%s=%s", vname, value);
1455     if (putenv(evp) != 0) {
1456     fprintf(stderr, "%s: out of environment space\n", progname);
1457     exit(1);
1458     }
1459     if (!silent)
1460     printf("set %s\n", evp);
1461     }
1462     #endif
1463 greg 2.3
1464    
1465     badvalue(vc) /* report bad variable value and exit */
1466     int vc;
1467     {
1468     fprintf(stderr, "%s: bad value for variable '%s'\n",
1469     progname, vnam(vc));
1470     exit(1);
1471     }
1472    
1473    
1474     syserr(s) /* report a system error and exit */
1475     char *s;
1476     {
1477     perror(s);
1478     exit(1);
1479 greg 2.1 }