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root/radiance/ray/src/util/rad.c
Revision: 2.56
Committed: Wed Jun 3 16:37:51 1998 UTC (25 years, 10 months ago) by gwlarson
Content type: text/plain
Branch: MAIN
Changes since 2.55: +40 -40 lines
Log Message:
made variable ordering alphabetical for easier parsing

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