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root/radiance/ray/src/util/rad.c
Revision: 2.126
Committed: Tue Feb 26 23:31:11 2019 UTC (5 years, 2 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 2.125: +6 -5 lines
Log Message: 
Stop build of unneeded intermediate octree for mkillum

File Contents

# User Rev Content
1 greg 2.1 #ifndef lint
2 greg 2.126 static const char RCSid[] = "$Id: rad.c,v 2.125 2016/06/07 16:53:19 greg Exp $";
3 greg 2.1 #endif
4     /*
5     * Executive program for oconv, rpict and pfilt
6     */
7    
8     #include "standard.h"
9 schorsch 2.64
10     #include <ctype.h>
11 schorsch 2.69 #include <time.h>
12 greg 2.119 #include <signal.h>
13 schorsch 2.64
14     #include "platform.h"
15 schorsch 2.74 #include "rtprocess.h"
16 gregl 2.55 #include "view.h"
17 greg 2.1 #include "paths.h"
18 greg 2.48 #include "vars.h"
19 greg 2.1
20 schorsch 2.124 #if defined(_WIN32) || defined(_WIN64)
21 schorsch 2.69 #define DELCMD "del"
22     #define RENAMECMD "rename"
23     #else
24     #define DELCMD "rm -f"
25     #define RENAMECMD "mv"
26 schorsch 2.76 #include <sys/types.h>
27     #include <sys/wait.h>
28 greg 2.111 #include <signal.h>
29 schorsch 2.69 #endif
30    
31 gwlarson 2.56 /* variables (alphabetical by name) */
32     #define AMBFILE 0 /* ambient file name */
33     #define DETAIL 1 /* level of scene detail */
34     #define EXPOSURE 2 /* picture exposure setting */
35 gwlarson 2.57 #define EYESEP 3 /* interocular distance */
36     #define ILLUM 4 /* mkillum input files */
37     #define INDIRECT 5 /* indirection in lighting */
38     #define MATERIAL 6 /* material files */
39     #define MKILLUM 7 /* mkillum options */
40 greg 2.112 #define MKPMAP 8 /* mkpmap options */
41     #define OBJECT 9 /* object files */
42     #define OCONV 10 /* oconv options */
43     #define OCTREE 11 /* octree file name */
44     #define OPTFILE 12 /* rendering options file */
45     #define PCMAP 13 /* caustic photon map */
46     #define PENUMBRAS 14 /* shadow penumbras are desired */
47     #define PFILT 15 /* pfilt options */
48     #define PGMAP 16 /* global photon map */
49     #define PICTURE 17 /* picture file root name */
50     #define QUALITY 18 /* desired rendering quality */
51     #define RAWFILE 19 /* raw picture file root name */
52     #define RENDER 20 /* rendering options */
53     #define REPORT 21 /* report frequency and errfile */
54     #define RESOLUTION 22 /* maximum picture resolution */
55     #define RPICT 23 /* rpict parameters */
56     #define RVU 24 /* rvu parameters */
57     #define SCENE 25 /* scene files */
58     #define UP 26 /* view up (X, Y or Z) */
59     #define VARIABILITY 27 /* level of light variability */
60     #define VIEWS 28 /* view(s) for picture(s) */
61     #define ZFILE 29 /* distance file root name */
62     #define ZONE 30 /* simulation zone */
63 greg 2.1 /* total number of variables */
64 greg 2.112 int NVARS = 31;
65 greg 2.1
66 greg 2.48 VARIABLE vv[] = { /* variable-value pairs */
67 gwlarson 2.56 {"AMBFILE", 3, 0, NULL, onevalue},
68     {"DETAIL", 3, 0, NULL, qualvalue},
69     {"EXPOSURE", 3, 0, NULL, fltvalue},
70 gwlarson 2.57 {"EYESEP", 3, 0, NULL, fltvalue},
71 gwlarson 2.56 {"illum", 3, 0, NULL, catvalues},
72     {"INDIRECT", 3, 0, NULL, intvalue},
73 greg 2.1 {"materials", 3, 0, NULL, catvalues},
74 greg 2.26 {"mkillum", 3, 0, NULL, catvalues},
75 greg 2.112 {"mkpmap", 3, 0, NULL, catvalues},
76 gwlarson 2.56 {"objects", 3, 0, NULL, catvalues},
77 greg 2.1 {"oconv", 3, 0, NULL, catvalues},
78 gwlarson 2.56 {"OCTREE", 3, 0, NULL, onevalue},
79     {"OPTFILE", 3, 0, NULL, onevalue},
80 greg 2.112 {"PCMAP", 2, 0, NULL, onevalue},
81 gwlarson 2.56 {"PENUMBRAS", 3, 0, NULL, boolvalue},
82 greg 2.1 {"pfilt", 2, 0, NULL, catvalues},
83 greg 2.112 {"PGMAP", 2, 0, NULL, onevalue},
84 gwlarson 2.56 {"PICTURE", 3, 0, NULL, onevalue},
85 greg 2.30 {"QUALITY", 3, 0, NULL, qualvalue},
86 gwlarson 2.56 {"RAWFILE", 3, 0, NULL, onevalue},
87     {"render", 3, 0, NULL, catvalues},
88     {"REPORT", 3, 0, NULL, onevalue},
89 greg 2.1 {"RESOLUTION", 3, 0, NULL, onevalue},
90 greg 2.91 {"rpict", 3, 0, NULL, catvalues},
91     {"rvu", 3, 0, NULL, catvalues},
92 gwlarson 2.56 {"scene", 3, 0, NULL, catvalues},
93 greg 2.1 {"UP", 2, 0, NULL, onevalue},
94 greg 2.30 {"VARIABILITY", 3, 0, NULL, qualvalue},
95 gwlarson 2.56 {"view", 2, 0, NULL, NULL},
96 greg 2.45 {"ZFILE", 2, 0, NULL, onevalue},
97 gwlarson 2.56 {"ZONE", 2, 0, NULL, onevalue},
98 greg 2.1 };
99    
100 greg 2.6 /* overture calculation file */
101 schorsch 2.65 #ifdef NULL_DEVICE
102     char overfile[] = NULL_DEVICE;
103     #else
104 greg 2.45 char overfile[] = "overture.unf";
105 greg 2.6 #endif
106    
107 greg 2.1
108 greg 2.35 time_t scenedate; /* date of latest scene or object file */
109     time_t octreedate; /* date of octree */
110     time_t matdate; /* date of latest material file */
111     time_t illumdate; /* date of last illum file */
112 greg 2.1
113 greg 2.26 char *oct0name; /* name of pre-mkillum octree */
114 greg 2.35 time_t oct0date; /* date of pre-mkillum octree */
115 greg 2.26 char *oct1name; /* name of post-mkillum octree */
116 greg 2.35 time_t oct1date; /* date of post-mkillum octree (>= matdate) */
117 greg 2.26
118 greg 2.112 char *pgmapname; /* name of global photon map */
119     time_t pgmapdate; /* date of global photon map (>= oct1date) */
120     char *pcmapname; /* name of caustic photon map */
121     time_t pcmapdate; /* date of caustic photon map (>= oct1date) */
122    
123 greg 2.37 int nowarn = 0; /* no warnings */
124 greg 2.1 int explicate = 0; /* explicate variables */
125     int silent = 0; /* do work silently */
126 greg 2.41 int touchonly = 0; /* touch files only */
127 greg 2.66 int nprocs = 1; /* maximum executing processes */
128 greg 2.21 int sayview = 0; /* print view out */
129 greg 2.75 char *rvdevice = NULL; /* rvu output device */
130 greg 2.1 char *viewselect = NULL; /* specific view only */
131    
132 greg 2.93 #define DEF_RPICT_PATH "rpict" /* default rpict path */
133    
134 greg 2.91 /* command paths */
135     char c_oconv[256] = "oconv";
136     char c_mkillum[256] = "mkillum";
137 greg 2.112 char c_mkpmap[256] = "mkpmap";
138 greg 2.91 char c_rvu[256] = "rvu";
139 greg 2.93 char c_rpict[256] = DEF_RPICT_PATH;
140     char c_rpiece[] = "rpiece";
141 greg 2.91 char c_pfilt[256] = "pfilt";
142    
143 greg 2.1 int overture = 0; /* overture calculation needed */
144    
145 greg 2.66 int children_running = 0; /* set negative in children */
146    
147 greg 2.1 char *progname; /* global argv[0] */
148 greg 2.22 char *rifname; /* global rad input file name */
149 greg 2.1
150 schorsch 2.65 char radname[PATH_MAX]; /* root Radiance file name */
151 greg 2.1
152 greg 2.67 #define inchild() (children_running < 0)
153    
154 schorsch 2.76 static void rootname(char *rn, char *fn);
155     static time_t checklast(char *fnames);
156     static char * newfname(char *orig, int pred);
157     static void checkfiles(void);
158     static void getoctcube(double org[3], double *sizp);
159     static void setdefaults(void);
160     static void oconv(void);
161 greg 2.112 static void mkpmap(void);
162 schorsch 2.76 static char * addarg(char *op, char *arg);
163     static void oconvopts(char *oo);
164     static void mkillumopts(char *mo);
165 greg 2.112 static void mkpmapopts(char *mo);
166 schorsch 2.76 static void checkambfile(void);
167     static double ambval(void);
168     static void renderopts(char *op, char *po);
169     static void lowqopts(char *op, char *po);
170     static void medqopts(char *op, char *po);
171     static void hiqopts(char *op, char *po);
172     static void xferopts(char *ro);
173     static void pfiltopts(char *po);
174     static int matchword(char *s1, char *s2);
175     static char * specview(char *vs);
176     static char * getview(int n, char *vn);
177     static int myprintview(char *vopts, FILE *fp);
178     static void rvu(char *opts, char *po);
179     static void rpict(char *opts, char *po);
180     static int touch(char *fn);
181     static int runcom(char *cs);
182     static int rmfile(char *fn);
183     static int mvfile(char *fold, char *fnew);
184 greg 2.98 static int next_process(int reserve);
185 schorsch 2.76 static void wait_process(int all);
186     static void finish_process(void);
187     static void badvalue(int vc);
188     static void syserr(char *s);
189 greg 2.1
190 schorsch 2.76
191     int
192     main(
193     int argc,
194     char *argv[]
195     )
196 greg 2.1 {
197     char ropts[512];
198 greg 2.38 char popts[64];
199 greg 2.1 int i;
200    
201     progname = argv[0];
202     /* get options */
203     for (i = 1; i < argc && argv[i][0] == '-'; i++)
204     switch (argv[i][1]) {
205     case 's':
206     silent++;
207     break;
208     case 'n':
209 greg 2.66 nprocs = 0;
210     break;
211     case 'N':
212     nprocs = atoi(argv[++i]);
213     if (nprocs < 0)
214     nprocs = 0;
215 greg 2.1 break;
216 greg 2.41 case 't':
217     touchonly++;
218     break;
219 greg 2.1 case 'e':
220     explicate++;
221     break;
222     case 'o':
223     rvdevice = argv[++i];
224     break;
225 greg 2.20 case 'V':
226 greg 2.21 sayview++;
227     break;
228 greg 2.1 case 'v':
229     viewselect = argv[++i];
230     break;
231 greg 2.37 case 'w':
232     nowarn++;
233     break;
234 greg 2.1 default:
235     goto userr;
236     }
237     if (i >= argc)
238     goto userr;
239 greg 2.22 rifname = argv[i];
240 greg 2.1 /* assign Radiance root file name */
241 greg 2.22 rootname(radname, rifname);
242 greg 2.1 /* load variable values */
243 greg 2.48 loadvars(rifname);
244 greg 2.1 /* get any additional assignments */
245     for (i++; i < argc; i++)
246 greg 2.53 if (setvariable(argv[i], matchvar) < 0) {
247     fprintf(stderr, "%s: unknown variable: %s\n",
248     progname, argv[i]);
249     quit(1);
250     }
251 greg 2.1 /* check assignments */
252     checkvalues();
253     /* check files and dates */
254     checkfiles();
255     /* set default values as necessary */
256     setdefaults();
257     /* print all values if requested */
258     if (explicate)
259 greg 2.48 printvars(stdout);
260 greg 2.26 /* build octree (and run mkillum) */
261 greg 2.7 oconv();
262 greg 2.112 /* run mkpmap if indicated */
263     mkpmap();
264 greg 2.7 /* check date on ambient file */
265     checkambfile();
266 greg 2.1 /* run simulation */
267 greg 2.38 renderopts(ropts, popts);
268 greg 2.1 xferopts(ropts);
269     if (rvdevice != NULL)
270 greg 2.75 rvu(ropts, popts);
271 greg 2.1 else
272 greg 2.38 rpict(ropts, popts);
273 greg 2.53 quit(0);
274 greg 2.1 userr:
275     fprintf(stderr,
276 greg 2.66 "Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
277 greg 2.1 progname);
278 greg 2.53 quit(1);
279 schorsch 2.76 return 1; /* pro forma return */
280 greg 2.1 }
281    
282    
283 schorsch 2.76 static void
284     rootname( /* remove tail from end of fn */
285 greg 2.109 char *rn,
286     char *fn
287 schorsch 2.76 )
288 greg 2.1 {
289     char *tp, *dp;
290    
291 schorsch 2.71 for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
292 greg 2.1 if (ISDIRSEP(*rn))
293     dp = rn;
294     else if (*rn == '.')
295     tp = rn;
296     if (tp != NULL && tp > dp)
297     *tp = '\0';
298     }
299    
300    
301 schorsch 2.76 static time_t
302     checklast( /* check files and find most recent */
303 greg 2.109 char *fnames
304 schorsch 2.76 )
305 greg 2.1 {
306 schorsch 2.65 char thisfile[PATH_MAX];
307 greg 2.35 time_t thisdate, lastdate = 0;
308 greg 2.1
309 greg 2.26 if (fnames == NULL)
310     return(0);
311 schorsch 2.65 while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
312 gwlarson 2.60 if (thisfile[0] == '!' ||
313 greg 2.77 (thisfile[0] == '\\' && thisfile[1] == '!')) {
314     if (!lastdate)
315     lastdate = 1;
316 gwlarson 2.60 continue;
317 greg 2.77 }
318 greg 2.26 if (!(thisdate = fdate(thisfile)))
319 greg 2.3 syserr(thisfile);
320 greg 2.1 if (thisdate > lastdate)
321     lastdate = thisdate;
322     }
323     return(lastdate);
324     }
325    
326    
327 schorsch 2.76 static char *
328     newfname( /* create modified file name */
329     char *orig,
330     int pred
331     )
332 greg 2.26 {
333 greg 2.109 char *cp;
334     int n;
335 greg 2.26 int suffix;
336    
337 greg 2.27 n = 0; cp = orig; suffix = -1; /* suffix position, length */
338     while (*cp) {
339     if (*cp == '.') suffix = n;
340     else if (ISDIRSEP(*cp)) suffix = -1;
341     cp++; n++;
342     }
343     if (suffix == -1) suffix = n;
344 greg 2.26 if ((cp = bmalloc(n+2)) == NULL)
345     syserr(progname);
346     strncpy(cp, orig, suffix);
347     cp[suffix] = pred; /* root name + pred + suffix */
348     strcpy(cp+suffix+1, orig+suffix);
349     return(cp);
350     }
351    
352    
353 schorsch 2.76 static void
354     checkfiles(void) /* check for existence and modified times */
355 greg 2.1 {
356 greg 2.112 char fntemp[256];
357 greg 2.35 time_t objdate;
358 greg 2.1
359 greg 2.2 if (!vdef(OCTREE)) {
360 greg 2.26 if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
361 greg 2.3 syserr(progname);
362 greg 2.26 sprintf(vval(OCTREE), "%s.oct", radname);
363 greg 2.2 vdef(OCTREE)++;
364 greg 2.61 } else if (vval(OCTREE)[0] == '!') {
365     fprintf(stderr, "%s: illegal '%s' specification\n",
366     progname, vnam(OCTREE));
367     quit(1);
368 greg 2.2 }
369     octreedate = fdate(vval(OCTREE));
370 greg 2.26 if (vdef(ILLUM)) { /* illum requires secondary octrees */
371     oct0name = newfname(vval(OCTREE), '0');
372     oct1name = newfname(vval(OCTREE), '1');
373     oct0date = fdate(oct0name);
374     oct1date = fdate(oct1name);
375     } else
376     oct0name = oct1name = vval(OCTREE);
377     if ((scenedate = checklast(vval(SCENE))) &&
378     (objdate = checklast(vval(OBJECT))) > scenedate)
379     scenedate = objdate;
380     illumdate = checklast(vval(ILLUM));
381     if (!octreedate & !scenedate & !illumdate) {
382     fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
383     vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
384 greg 2.53 quit(1);
385 greg 2.1 }
386 greg 2.112 if (vdef(PGMAP)) {
387     if (!*sskip2(vval(PGMAP),1)) {
388     fprintf(stderr, "%s: '%s' missing # photons argument\n",
389     progname, vnam(PGMAP));
390     quit(1);
391     }
392     atos(fntemp, sizeof(fntemp), vval(PGMAP));
393     pgmapname = savqstr(fntemp);
394     pgmapdate = fdate(pgmapname);
395     }
396     if (vdef(PCMAP)) {
397     if (!*sskip2(vval(PCMAP),1)) {
398     fprintf(stderr, "%s: '%s' missing # photons argument\n",
399     progname, vnam(PCMAP));
400     quit(1);
401     }
402     atos(fntemp, sizeof(fntemp), vval(PCMAP));
403     pcmapname = savqstr(fntemp);
404     pcmapdate = fdate(pcmapname);
405     }
406 greg 2.26 matdate = checklast(vval(MATERIAL));
407 greg 2.1 }
408    
409    
410 schorsch 2.76 static void
411     getoctcube( /* get octree bounding cube */
412     double org[3],
413     double *sizp
414     )
415 greg 2.1 {
416 greg 2.2 static double oorg[3], osiz = 0.;
417 greg 2.26 double min[3], max[3];
418 greg 2.46 char buf[1024];
419 greg 2.1 FILE *fp;
420 greg 2.109 int i;
421 greg 2.1
422 schorsch 2.70 if (osiz <= FTINY) {
423 greg 2.66 if (!nprocs && fdate(oct1name) <
424 greg 2.26 (scenedate>illumdate?scenedate:illumdate)) {
425     /* run getbbox */
426     sprintf(buf, "getbbox -w -h %s",
427     vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
428     if ((fp = popen(buf, "r")) == NULL)
429     syserr("getbbox");
430     if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
431     &min[0], &max[0], &min[1], &max[1],
432     &min[2], &max[2]) != 6) {
433     fprintf(stderr,
434     "%s: error reading bounding box from getbbox\n",
435     progname);
436 greg 2.53 quit(1);
437 greg 2.26 }
438     for (i = 0; i < 3; i++)
439     if (max[i] - min[i] > osiz)
440     osiz = max[i] - min[i];
441     for (i = 0; i < 3; i++)
442     oorg[i] = (max[i]+min[i]-osiz)*.5;
443     pclose(fp);
444     } else { /* from octree */
445     oconv(); /* does nothing if done already */
446     sprintf(buf, "getinfo -d < %s", oct1name);
447     if ((fp = popen(buf, "r")) == NULL)
448     syserr("getinfo");
449     if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
450     &oorg[2], &osiz) != 4) {
451     fprintf(stderr,
452 greg 2.2 "%s: error reading bounding cube from getinfo\n",
453 greg 2.26 progname);
454 greg 2.53 quit(1);
455 greg 2.26 }
456     pclose(fp);
457 greg 2.2 }
458 schorsch 2.70 }
459 greg 2.2 org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
460     }
461    
462    
463 schorsch 2.76 static void
464     setdefaults(void) /* set default values for unassigned var's */
465 greg 2.2 {
466 gwlarson 2.58 double org[3], lim[3], size;
467 greg 2.2 char buf[128];
468    
469 greg 2.1 if (!vdef(ZONE)) {
470 greg 2.2 getoctcube(org, &size);
471     sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
472     org[1], org[1]+size, org[2], org[2]+size);
473 greg 2.1 vval(ZONE) = savqstr(buf);
474     vdef(ZONE)++;
475 gwlarson 2.58 }
476     if (!vdef(EYESEP)) {
477     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
478     &org[0], &lim[0], &org[1], &lim[1],
479     &org[2], &lim[2]) != 6)
480     badvalue(ZONE);
481     sprintf(buf, "%f",
482     0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
483     vval(EYESEP) = savqstr(buf);
484     vdef(EYESEP)++;
485 greg 2.1 }
486     if (!vdef(INDIRECT)) {
487     vval(INDIRECT) = "0";
488     vdef(INDIRECT)++;
489     }
490     if (!vdef(QUALITY)) {
491     vval(QUALITY) = "L";
492     vdef(QUALITY)++;
493     }
494     if (!vdef(RESOLUTION)) {
495     vval(RESOLUTION) = "512";
496     vdef(RESOLUTION)++;
497     }
498     if (!vdef(PICTURE)) {
499     vval(PICTURE) = radname;
500     vdef(PICTURE)++;
501     }
502 gregl 2.55 if (!vdef(VIEWS)) {
503     vval(VIEWS) = "X";
504     vdef(VIEWS)++;
505 greg 2.1 }
506     if (!vdef(DETAIL)) {
507     vval(DETAIL) = "M";
508     vdef(DETAIL)++;
509     }
510     if (!vdef(PENUMBRAS)) {
511     vval(PENUMBRAS) = "F";
512     vdef(PENUMBRAS)++;
513     }
514     if (!vdef(VARIABILITY)) {
515     vval(VARIABILITY) = "L";
516     vdef(VARIABILITY)++;
517     }
518     }
519    
520    
521 schorsch 2.76 static void
522     oconv(void) /* run oconv and mkillum if necessary */
523 greg 2.1 {
524 greg 2.26 static char illumtmp[] = "ilXXXXXX";
525 greg 2.78 char combuf[PATH_MAX], ocopts[64], mkopts[1024];
526 greg 2.1
527 greg 2.26 oconvopts(ocopts); /* get options */
528     if (octreedate < scenedate) { /* check date on original octree */
529 greg 2.41 if (touchonly && octreedate)
530     touch(vval(OCTREE));
531     else { /* build command */
532     if (vdef(MATERIAL))
533 greg 2.91 sprintf(combuf, "%s%s %s %s > %s", c_oconv,
534     ocopts, vval(MATERIAL),
535     vval(SCENE), vval(OCTREE));
536 greg 2.41 else
537 greg 2.91 sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
538 greg 2.41 vval(SCENE), vval(OCTREE));
539    
540     if (runcom(combuf)) { /* run it */
541     fprintf(stderr,
542 greg 2.26 "%s: error generating octree\n\t%s removed\n",
543 greg 2.41 progname, vval(OCTREE));
544     unlink(vval(OCTREE));
545 greg 2.53 quit(1);
546 greg 2.41 }
547 greg 2.26 }
548 greg 2.35 octreedate = time((time_t *)NULL);
549 greg 2.40 if (octreedate < scenedate) /* in case clock is off */
550     octreedate = scenedate;
551 greg 2.26 }
552     if (oct1name == vval(OCTREE)) /* no mkillum? */
553     oct1date = octreedate > matdate ? octreedate : matdate;
554 schorsch 2.71 if ((oct1date >= octreedate) & (oct1date >= matdate)
555     & (oct1date >= illumdate)) /* all done */
556 greg 2.1 return;
557 greg 2.26 /* make octree0 */
558 schorsch 2.71 if ((oct0date < scenedate) | (oct0date < illumdate)) {
559 greg 2.126 if (touchonly && (oct0date || oct1date)) {
560     if (oct0date)
561     touch(oct0name);
562     } else { /* build command */
563 greg 2.41 if (octreedate)
564 greg 2.91 sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
565     ocopts, vval(OCTREE),
566     vval(ILLUM), oct0name);
567 greg 2.41 else if (vdef(MATERIAL))
568 greg 2.91 sprintf(combuf, "%s%s %s %s > %s", c_oconv,
569     ocopts, vval(MATERIAL),
570     vval(ILLUM), oct0name);
571 greg 2.41 else
572 greg 2.91 sprintf(combuf, "%s%s %s > %s", c_oconv,
573     ocopts, vval(ILLUM), oct0name);
574 greg 2.41 if (runcom(combuf)) { /* run it */
575     fprintf(stderr,
576     "%s: error generating octree\n\t%s removed\n",
577     progname, oct0name);
578     unlink(oct0name);
579 greg 2.53 quit(1);
580 greg 2.41 }
581     }
582     oct0date = time((time_t *)NULL);
583     if (oct0date < octreedate) /* in case clock is off */
584     oct0date = octreedate;
585     if (oct0date < illumdate) /* ditto */
586     oct0date = illumdate;
587 greg 2.126 }
588 greg 2.41 if (touchonly && oct1date)
589     touch(oct1name);
590     else {
591     mkillumopts(mkopts); /* build mkillum command */
592     mktemp(illumtmp);
593 greg 2.91 sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
594 greg 2.41 oct0name, vval(ILLUM), illumtmp);
595     if (runcom(combuf)) { /* run it */
596 greg 2.91 fprintf(stderr, "%s: error running %s\n",
597     progname, c_mkillum);
598 greg 2.41 unlink(illumtmp);
599 greg 2.53 quit(1);
600 greg 2.41 }
601 greg 2.108 rmfile(oct0name);
602 greg 2.41 /* make octree1 (frozen) */
603 greg 2.26 if (octreedate)
604 greg 2.91 sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
605     ocopts, vval(OCTREE), illumtmp, oct1name);
606 greg 2.26 else if (vdef(MATERIAL))
607 greg 2.91 sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
608     ocopts, vval(MATERIAL), illumtmp, oct1name);
609 greg 2.26 else
610 greg 2.91 sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
611 greg 2.41 illumtmp, oct1name);
612 greg 2.26 if (runcom(combuf)) { /* run it */
613     fprintf(stderr,
614     "%s: error generating octree\n\t%s removed\n",
615 greg 2.41 progname, oct1name);
616     unlink(oct1name);
617 greg 2.46 unlink(illumtmp);
618 greg 2.53 quit(1);
619 greg 2.26 }
620 greg 2.41 rmfile(illumtmp);
621 greg 2.26 }
622 greg 2.35 oct1date = time((time_t *)NULL);
623 greg 2.40 if (oct1date < oct0date) /* in case clock is off */
624     oct1date = oct0date;
625 greg 2.1 }
626    
627    
628 greg 2.112 static void
629     mkpmap(void) /* run mkpmap if indicated */
630     {
631     char combuf[2048], *cp;
632     time_t tnow;
633     /* nothing to do? */
634     if ((pgmapname == NULL) | (pgmapdate >= oct1date) &&
635     (pcmapname == NULL) | (pcmapdate >= oct1date))
636     return;
637     /* just update existing file dates? */
638     if (touchonly && (pgmapname == NULL) | (pgmapdate > 0) &&
639     (pcmapname == NULL) | (pcmapdate > 0)) {
640     if (pgmapname != NULL)
641     touch(pgmapname);
642     if (pcmapname != NULL)
643     touch(pcmapname);
644     } else { /* else need to (re)run pkpmap */
645     strcpy(combuf, c_mkpmap);
646     for (cp = combuf; *cp; cp++)
647     ;
648     mkpmapopts(cp);
649 greg 2.118 /* force file overwrite */
650     cp = addarg(cp, "-fo+");
651 greg 2.112 if (vdef(REPORT)) {
652     char errfile[256];
653     int n;
654     double minutes;
655     n = sscanf(vval(REPORT), "%lf %s", &minutes, errfile);
656     if (n == 2)
657     sprintf(cp, " -t %d -e %s", (int)(minutes*60), errfile);
658     else if (n == 1)
659     sprintf(cp, " -t %d", (int)(minutes*60));
660     else
661     badvalue(REPORT);
662     }
663 greg 2.113 if (pgmapname != NULL && pgmapdate < oct1date) {
664 greg 2.112 cp = addarg(cp, "-apg");
665     addarg(cp, vval(PGMAP));
666     cp = sskip(sskip(cp)); /* remove any bandwidth */
667     *cp = '\0';
668     }
669 greg 2.113 if (pcmapname != NULL && pcmapdate < oct1date) {
670 greg 2.112 cp = addarg(cp, "-apc");
671     addarg(cp, vval(PCMAP));
672     cp = sskip(sskip(cp)); /* remove any bandwidth */
673     *cp = '\0';
674     }
675     cp = addarg(cp, oct1name);
676     if (runcom(combuf)) {
677     fprintf(stderr, "%s: error running %s\n",
678     progname, c_mkpmap);
679 greg 2.115 if (pgmapname != NULL && pgmapdate < oct1date)
680 greg 2.112 unlink(pgmapname);
681 greg 2.115 if (pcmapname != NULL && pcmapdate < oct1date)
682 greg 2.112 unlink(pcmapname);
683     quit(1);
684     }
685     }
686     tnow = time((time_t *)NULL);
687     if (pgmapname != NULL)
688     pgmapdate = tnow;
689     if (pcmapname != NULL)
690     pcmapdate = tnow;
691     oct1date = tnow; /* trigger ambient file removal if needed */
692     }
693    
694    
695 schorsch 2.76 static char *
696 greg 2.91 addarg( /* append argument and advance pointer */
697 greg 2.109 char *op,
698     char *arg
699 schorsch 2.76 )
700 greg 2.1 {
701 greg 2.91 while (*op)
702     op++;
703 greg 2.1 *op = ' ';
704 schorsch 2.71 while ( (*++op = *arg++) )
705 greg 2.1 ;
706     return(op);
707     }
708    
709    
710 schorsch 2.76 static void
711     oconvopts( /* get oconv options */
712 greg 2.109 char *oo
713 schorsch 2.76 )
714 greg 2.1 {
715 greg 2.2 /* BEWARE: This may be called via setdefaults(), so no assumptions */
716    
717 greg 2.1 *oo = '\0';
718 greg 2.112 if (!vdef(OCONV))
719     return;
720     if (vval(OCONV)[0] != '-') {
721     atos(c_oconv, sizeof(c_oconv), vval(OCONV));
722     oo = addarg(oo, sskip2(vval(OCONV), 1));
723     } else
724     oo = addarg(oo, vval(OCONV));
725 greg 2.1 }
726    
727    
728 schorsch 2.76 static void
729     mkillumopts( /* get mkillum options */
730 greg 2.78 char *mo
731 schorsch 2.76 )
732 greg 2.26 {
733     /* BEWARE: This may be called via setdefaults(), so no assumptions */
734    
735 greg 2.91 if (nprocs > 1)
736 greg 2.78 sprintf(mo, " -n %d", nprocs);
737 greg 2.91 else
738 greg 2.78 *mo = '\0';
739 greg 2.112 if (!vdef(MKILLUM))
740     return;
741     if (vval(MKILLUM)[0] != '-') {
742     atos(c_mkillum, sizeof(c_mkillum), vval(MKILLUM));
743     mo = addarg(mo, sskip2(vval(MKILLUM), 1));
744     } else
745     mo = addarg(mo, vval(MKILLUM));
746     }
747    
748    
749     static void
750     mkpmapopts( /* get mkpmap options */
751     char *mo
752     )
753     {
754     /* BEWARE: This may be called via setdefaults(), so no assumptions */
755    
756 greg 2.125 if (nprocs > 1)
757     sprintf(mo, " -n %d", nprocs);
758     else
759     *mo = '\0';
760 greg 2.112 if (!vdef(MKPMAP))
761     return;
762     if (vval(MKPMAP)[0] != '-') {
763     atos(c_mkpmap, sizeof(c_mkpmap), vval(MKPMAP));
764     mo = addarg(mo, sskip2(vval(MKPMAP), 1));
765     } else
766     mo = addarg(mo, vval(MKPMAP));
767 greg 2.26 }
768    
769    
770 schorsch 2.76 static void
771     checkambfile(void) /* check date on ambient file */
772 greg 2.7 {
773 greg 2.35 time_t afdate;
774 greg 2.7
775 greg 2.11 if (!vdef(AMBFILE))
776     return;
777 greg 2.26 if (!(afdate = fdate(vval(AMBFILE))))
778 greg 2.11 return;
779 schorsch 2.70 if (oct1date > afdate) {
780 greg 2.41 if (touchonly)
781     touch(vval(AMBFILE));
782     else
783     rmfile(vval(AMBFILE));
784 schorsch 2.70 }
785 greg 2.7 }
786    
787    
788 schorsch 2.76 static double
789     ambval(void) /* compute ambient value */
790 greg 2.1 {
791 greg 2.3 if (vdef(EXPOSURE)) {
792 greg 2.2 if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
793 greg 2.50 return(.5/pow(2.,vflt(EXPOSURE)));
794     return(.5/vflt(EXPOSURE));
795 greg 2.3 }
796 greg 2.2 if (vlet(ZONE) == 'E')
797     return(10.);
798 greg 2.3 if (vlet(ZONE) == 'I')
799 greg 2.2 return(.01);
800 greg 2.3 badvalue(ZONE);
801 schorsch 2.76 return 0; /* pro forma return */
802 greg 2.30 }
803    
804    
805 schorsch 2.76 static void
806     renderopts( /* set rendering options */
807     char *op,
808     char *po
809     )
810 greg 2.30 {
811 greg 2.112 char pmapf[256], *bw;
812    
813 greg 2.121 if (vdef(PGMAP)) {
814 greg 2.122 *op = '\0';
815 greg 2.121 bw = sskip2(vval(PGMAP), 2);
816     atos(pmapf, sizeof(pmapf), vval(PGMAP));
817     op = addarg(addarg(op, "-ap"), pmapf);
818     if (atoi(bw) > 0) op = addarg(op, bw);
819     }
820 greg 2.30 switch(vscale(QUALITY)) {
821     case LOW:
822 greg 2.38 lowqopts(op, po);
823 greg 2.30 break;
824     case MEDIUM:
825 greg 2.38 medqopts(op, po);
826 greg 2.30 break;
827     case HIGH:
828 greg 2.38 hiqopts(op, po);
829 greg 2.30 break;
830     }
831 greg 2.112 if (vdef(PCMAP)) {
832     bw = sskip2(vval(PCMAP), 2);
833     atos(pmapf, sizeof(pmapf), vval(PCMAP));
834     op = addarg(addarg(op, "-ap"), pmapf);
835     if (atoi(bw) > 0) op = addarg(op, bw);
836     }
837 greg 2.91 if (vdef(RENDER))
838     op = addarg(op, vval(RENDER));
839     if (rvdevice != NULL) {
840 greg 2.120 if (vdef(RVU)) {
841 greg 2.91 if (vval(RVU)[0] != '-') {
842     atos(c_rvu, sizeof(c_rvu), vval(RVU));
843     po = addarg(po, sskip2(vval(RVU), 1));
844     } else
845     po = addarg(po, vval(RVU));
846 greg 2.120 }
847 greg 2.91 } else {
848 greg 2.120 if (vdef(RPICT)) {
849 greg 2.91 if (vval(RPICT)[0] != '-') {
850     atos(c_rpict, sizeof(c_rpict), vval(RPICT));
851     po = addarg(po, sskip2(vval(RPICT), 1));
852     } else
853     po = addarg(po, vval(RPICT));
854 greg 2.120 }
855 greg 2.91 }
856 greg 2.2 }
857 greg 2.1
858 greg 2.2
859 schorsch 2.76 static void
860     lowqopts( /* low quality rendering options */
861 greg 2.109 char *op,
862 schorsch 2.76 char *po
863     )
864 greg 2.2 {
865     double d, org[3], siz[3];
866    
867 greg 2.1 *op = '\0';
868 greg 2.38 *po = '\0';
869 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
870 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
871     badvalue(ZONE);
872 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
873 schorsch 2.71 if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
874 greg 2.39 badvalue(ZONE);
875 greg 2.2 getoctcube(org, &d);
876     d *= 3./(siz[0]+siz[1]+siz[2]);
877     switch (vscale(DETAIL)) {
878     case LOW:
879 greg 2.38 po = addarg(po, "-ps 16");
880     op = addarg(op, "-dp 64");
881 greg 2.72 sprintf(op, " -ar %d", (int)(8*d));
882 greg 2.2 op += strlen(op);
883     break;
884     case MEDIUM:
885 greg 2.38 po = addarg(po, "-ps 8");
886     op = addarg(op, "-dp 128");
887 greg 2.72 sprintf(op, " -ar %d", (int)(16*d));
888 greg 2.2 op += strlen(op);
889     break;
890     case HIGH:
891 greg 2.38 po = addarg(po, "-ps 4");
892     op = addarg(op, "-dp 256");
893 greg 2.72 sprintf(op, " -ar %d", (int)(32*d));
894 greg 2.2 op += strlen(op);
895     break;
896     }
897 greg 2.38 po = addarg(po, "-pt .16");
898 greg 2.2 if (vbool(PENUMBRAS))
899     op = addarg(op, "-ds .4");
900 greg 2.4 else
901     op = addarg(op, "-ds 0");
902 greg 2.99 op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
903 greg 2.2 if (vdef(AMBFILE)) {
904     sprintf(op, " -af %s", vval(AMBFILE));
905     op += strlen(op);
906     } else
907     overture = 0;
908     switch (vscale(VARIABILITY)) {
909     case LOW:
910 greg 2.72 op = addarg(op, "-aa .3 -ad 256");
911 greg 2.2 break;
912     case MEDIUM:
913 greg 2.72 op = addarg(op, "-aa .25 -ad 512");
914 greg 2.2 break;
915     case HIGH:
916 greg 2.72 op = addarg(op, "-aa .2 -ad 1024");
917 greg 2.2 break;
918     }
919     op = addarg(op, "-as 0");
920     d = ambval();
921     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
922     op += strlen(op);
923 greg 2.105 op = addarg(op, "-lr 6 -lw .003");
924 greg 2.1 }
925    
926    
927 schorsch 2.76 static void
928     medqopts( /* medium quality rendering options */
929 greg 2.109 char *op,
930 schorsch 2.76 char *po
931     )
932 greg 2.1 {
933 greg 2.47 double d, org[3], siz[3], asz;
934 greg 2.1
935     *op = '\0';
936 greg 2.38 *po = '\0';
937 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
938 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
939     badvalue(ZONE);
940 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
941 schorsch 2.71 if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
942 greg 2.39 badvalue(ZONE);
943 greg 2.2 getoctcube(org, &d);
944 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
945     d /= asz;
946 greg 2.2 switch (vscale(DETAIL)) {
947     case LOW:
948 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
949 greg 2.23 op = addarg(op, "-dp 256");
950 greg 2.72 sprintf(op, " -ar %d", (int)(16*d));
951 greg 2.2 op += strlen(op);
952 greg 2.47 sprintf(op, " -ms %.2g", asz/20.);
953     op += strlen(op);
954 greg 2.2 break;
955     case MEDIUM:
956 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
957 greg 2.23 op = addarg(op, "-dp 512");
958 greg 2.72 sprintf(op, " -ar %d", (int)(32*d));
959 greg 2.2 op += strlen(op);
960 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
961     op += strlen(op);
962 greg 2.2 break;
963     case HIGH:
964 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
965 greg 2.23 op = addarg(op, "-dp 1024");
966 greg 2.72 sprintf(op, " -ar %d", (int)(64*d));
967 greg 2.2 op += strlen(op);
968 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
969     op += strlen(op);
970 greg 2.2 break;
971     }
972 greg 2.38 po = addarg(po, "-pt .08");
973 greg 2.4 if (vbool(PENUMBRAS))
974 greg 2.89 op = addarg(op, "-ds .2 -dj .9");
975 greg 2.4 else
976 greg 2.2 op = addarg(op, "-ds .3");
977 greg 2.100 op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss 1 -st .1");
978 schorsch 2.71 if ( (overture = vint(INDIRECT)) ) {
979 greg 2.5 sprintf(op, " -ab %d", overture);
980     op += strlen(op);
981     }
982 greg 2.2 if (vdef(AMBFILE)) {
983     sprintf(op, " -af %s", vval(AMBFILE));
984     op += strlen(op);
985     } else
986     overture = 0;
987     switch (vscale(VARIABILITY)) {
988     case LOW:
989 greg 2.72 op = addarg(op, "-aa .2 -ad 329 -as 42");
990 greg 2.2 break;
991     case MEDIUM:
992 greg 2.72 op = addarg(op, "-aa .15 -ad 800 -as 128");
993 greg 2.2 break;
994     case HIGH:
995 greg 2.72 op = addarg(op, "-aa .1 -ad 1536 -as 392");
996 greg 2.2 break;
997     }
998     d = ambval();
999     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1000     op += strlen(op);
1001 greg 2.105 op = addarg(op, "-lr 8 -lw 1e-4");
1002 greg 2.1 }
1003    
1004    
1005 schorsch 2.76 static void
1006     hiqopts( /* high quality rendering options */
1007 greg 2.109 char *op,
1008 schorsch 2.76 char *po
1009     )
1010 greg 2.1 {
1011 greg 2.47 double d, org[3], siz[3], asz;
1012 greg 2.1
1013     *op = '\0';
1014 greg 2.38 *po = '\0';
1015 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
1016 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1017     badvalue(ZONE);
1018 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1019 schorsch 2.71 if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
1020 greg 2.39 badvalue(ZONE);
1021 greg 2.2 getoctcube(org, &d);
1022 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
1023     d /= asz;
1024 greg 2.2 switch (vscale(DETAIL)) {
1025     case LOW:
1026 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1027 greg 2.23 op = addarg(op, "-dp 1024");
1028 greg 2.72 sprintf(op, " -ar %d", (int)(32*d));
1029 greg 2.2 op += strlen(op);
1030 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
1031     op += strlen(op);
1032 greg 2.2 break;
1033     case MEDIUM:
1034 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1035 greg 2.23 op = addarg(op, "-dp 2048");
1036 greg 2.72 sprintf(op, " -ar %d", (int)(64*d));
1037 greg 2.2 op += strlen(op);
1038 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
1039     op += strlen(op);
1040 greg 2.2 break;
1041     case HIGH:
1042 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1043 greg 2.23 op = addarg(op, "-dp 4096");
1044 greg 2.72 sprintf(op, " -ar %d", (int)(128*d));
1045 greg 2.47 op += strlen(op);
1046     sprintf(op, " -ms %.2g", asz/160.);
1047 greg 2.2 op += strlen(op);
1048     break;
1049     }
1050 greg 2.38 po = addarg(po, "-pt .04");
1051 greg 2.4 if (vbool(PENUMBRAS))
1052 greg 2.90 op = addarg(op, "-ds .1 -dj .9");
1053 greg 2.4 else
1054 greg 2.2 op = addarg(op, "-ds .2");
1055 greg 2.101 op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 16 -st .01");
1056 greg 2.2 sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1057     op += strlen(op);
1058     if (vdef(AMBFILE)) {
1059     sprintf(op, " -af %s", vval(AMBFILE));
1060     op += strlen(op);
1061     } else
1062     overture = 0;
1063     switch (vscale(VARIABILITY)) {
1064     case LOW:
1065 greg 2.72 op = addarg(op, "-aa .125 -ad 512 -as 64");
1066 greg 2.2 break;
1067     case MEDIUM:
1068 greg 2.72 op = addarg(op, "-aa .1 -ad 1536 -as 768");
1069 greg 2.2 break;
1070     case HIGH:
1071 greg 2.72 op = addarg(op, "-aa .075 -ad 4096 -as 2048");
1072 greg 2.2 break;
1073     }
1074     d = ambval();
1075     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1076     op += strlen(op);
1077 greg 2.105 op = addarg(op, "-lr 12 -lw 1e-5");
1078 greg 2.1 }
1079    
1080    
1081 schorsch 2.124 #if defined(_WIN32) || defined(_WIN64)
1082 greg 2.109 static void
1083     setenv( /* set an environment variable */
1084     char *vname,
1085     char *value
1086     )
1087     {
1088     char *evp;
1089    
1090     evp = bmalloc(strlen(vname)+strlen(value)+2);
1091     if (evp == NULL)
1092     syserr(progname);
1093     sprintf(evp, "%s=%s", vname, value);
1094     if (putenv(evp) != 0) {
1095     fprintf(stderr, "%s: out of environment space\n", progname);
1096     quit(1);
1097     }
1098     if (!silent)
1099     printf("set %s\n", evp);
1100     }
1101     #endif
1102    
1103    
1104 schorsch 2.76 static void
1105     xferopts( /* transfer options if indicated */
1106     char *ro
1107     )
1108 greg 2.1 {
1109     int fd, n;
1110 greg 2.109 char *cp;
1111 greg 2.1
1112     n = strlen(ro);
1113     if (n < 2)
1114     return;
1115     if (vdef(OPTFILE)) {
1116 greg 2.10 for (cp = ro; cp[1]; cp++)
1117 greg 2.49 if (isspace(cp[1]) && (cp[2] == '@' ||
1118     (cp[2] == '-' && isalpha(cp[3]))))
1119 greg 2.10 *cp = '\n';
1120     else
1121     *cp = cp[1];
1122     *cp = '\n';
1123     fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1124     if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1125 greg 2.3 syserr(vval(OPTFILE));
1126 greg 2.15 sprintf(ro, " @%s", vval(OPTFILE));
1127 greg 2.1 }
1128 schorsch 2.124 #if defined(_WIN32) || defined(_WIN64)
1129 greg 2.1 else if (n > 50) {
1130 greg 2.8 setenv("ROPT", ro+1);
1131 greg 2.1 strcpy(ro, " $ROPT");
1132     }
1133     #endif
1134     }
1135    
1136    
1137 schorsch 2.76 static void
1138     pfiltopts( /* get pfilt options */
1139 greg 2.109 char *po
1140 schorsch 2.76 )
1141 greg 2.1 {
1142     *po = '\0';
1143     if (vdef(EXPOSURE)) {
1144     po = addarg(po, "-1 -e");
1145     po = addarg(po, vval(EXPOSURE));
1146     }
1147 greg 2.12 switch (vscale(QUALITY)) {
1148     case MEDIUM:
1149 greg 2.61 po = addarg(po, "-r .6");
1150 greg 2.12 break;
1151     case HIGH:
1152 greg 2.14 po = addarg(po, "-m .25");
1153 greg 2.12 break;
1154     }
1155 greg 2.120 if (vdef(PFILT)) {
1156 greg 2.91 if (vval(PFILT)[0] != '-') {
1157     atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
1158     po = addarg(po, sskip2(vval(PFILT), 1));
1159     } else
1160     po = addarg(po, vval(PFILT));
1161 greg 2.120 }
1162 greg 2.1 }
1163    
1164    
1165 schorsch 2.76 static int
1166     matchword( /* match white-delimited words */
1167 greg 2.109 char *s1,
1168     char *s2
1169 schorsch 2.76 )
1170 greg 2.1 {
1171     while (isspace(*s1)) s1++;
1172     while (isspace(*s2)) s2++;
1173     while (*s1 && !isspace(*s1))
1174     if (*s1++ != *s2++)
1175     return(0);
1176     return(!*s2 || isspace(*s2));
1177     }
1178    
1179    
1180 schorsch 2.76 static char *
1181     specview( /* get proper view spec from vs */
1182 greg 2.109 char *vs
1183 schorsch 2.76 )
1184 greg 2.1 {
1185 greg 2.3 static char vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1186     "-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1187 greg 2.1 static char viewopts[128];
1188 greg 2.109 char *cp;
1189 greg 2.3 int xpos, ypos, zpos, viewtype, upax;
1190 greg 2.109 int i;
1191 greg 2.1 double cent[3], dim[3], mult, d;
1192    
1193 greg 2.9 if (vs == NULL || *vs == '-')
1194 greg 2.1 return(vs);
1195 greg 2.3 upax = 0; /* get the up vector */
1196     if (vdef(UP)) {
1197     if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
1198     upax = 1-'X'+UPPER(vval(UP)[1]);
1199     else
1200     upax = 1-'X'+vlet(UP);
1201 schorsch 2.71 if ((upax < 1) | (upax > 3))
1202 greg 2.3 badvalue(UP);
1203     if (vval(UP)[0] == '-')
1204     upax = -upax;
1205     }
1206 greg 2.1 /* check standard view names */
1207     xpos = ypos = zpos = 0;
1208     if (*vs == 'X') {
1209     xpos = 1; vs++;
1210     } else if (*vs == 'x') {
1211     xpos = -1; vs++;
1212     }
1213     if (*vs == 'Y') {
1214     ypos = 1; vs++;
1215     } else if (*vs == 'y') {
1216     ypos = -1; vs++;
1217     }
1218     if (*vs == 'Z') {
1219     zpos = 1; vs++;
1220     } else if (*vs == 'z') {
1221     zpos = -1; vs++;
1222     }
1223 greg 2.84 switch (*vs) {
1224     case VT_PER:
1225     case VT_PAR:
1226     case VT_ANG:
1227     case VT_HEM:
1228     case VT_PLS:
1229     case VT_CYL:
1230 greg 2.1 viewtype = *vs++;
1231 greg 2.84 break;
1232     default:
1233     viewtype = VT_PER;
1234     break;
1235     }
1236 greg 2.1 cp = viewopts;
1237 greg 2.3 if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) { /* got one! */
1238 greg 2.1 *cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
1239     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
1240     &cent[0], &dim[0], &cent[1], &dim[1],
1241 greg 2.3 &cent[2], &dim[2]) != 6)
1242     badvalue(ZONE);
1243     for (i = 0; i < 3; i++) {
1244     dim[i] -= cent[i];
1245 greg 2.39 if (dim[i] <= FTINY)
1246     badvalue(ZONE);
1247 greg 2.3 cent[i] += .5*dim[i];
1248 greg 2.1 }
1249 greg 2.3 mult = vlet(ZONE)=='E' ? 2. : .45 ;
1250 greg 2.110 sprintf(cp, " -vp %.3g %.3g %.3g -vd %.3g %.3g %.3g",
1251 greg 2.1 cent[0]+xpos*mult*dim[0],
1252     cent[1]+ypos*mult*dim[1],
1253     cent[2]+zpos*mult*dim[2],
1254     -xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
1255     cp += strlen(cp);
1256 greg 2.3 /* redirect up axis if necessary */
1257     switch (upax) {
1258     case 3: /* plus or minus Z axis */
1259     case -3:
1260     case 0:
1261     if (!(xpos|ypos))
1262     upax = 2;
1263 greg 2.1 break;
1264 greg 2.3 case 2: /* plus or minus Y axis */
1265     case -2:
1266     if (!(xpos|zpos))
1267     upax = 1;
1268     break;
1269     case 1: /* plus or minus X axis */
1270     case -1:
1271     if (!(ypos|zpos))
1272     upax = 3;
1273     break;
1274 greg 2.1 }
1275 greg 2.3 cp = addarg(cp, vup[upax+3]);
1276 greg 2.1 switch (viewtype) {
1277 greg 2.84 case VT_PER:
1278 greg 2.1 cp = addarg(cp, "-vh 45 -vv 45");
1279     break;
1280 greg 2.84 case VT_PAR:
1281 greg 2.1 d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1282 greg 2.110 sprintf(cp, " -vh %.3g -vv %.3g", d, d);
1283 greg 2.1 cp += strlen(cp);
1284     break;
1285 greg 2.84 case VT_ANG:
1286     case VT_HEM:
1287     case VT_PLS:
1288 greg 2.1 cp = addarg(cp, "-vh 180 -vv 180");
1289 greg 2.44 break;
1290 greg 2.84 case VT_CYL:
1291 greg 2.44 cp = addarg(cp, "-vh 180 -vv 90");
1292 greg 2.1 break;
1293     }
1294 greg 2.3 } else {
1295 greg 2.4 while (!isspace(*vs)) /* else skip id */
1296     if (!*vs++)
1297     return(NULL);
1298 greg 2.92 if (upax) { /* prepend up vector */
1299 greg 2.3 strcpy(cp, vup[upax+3]);
1300     cp += strlen(cp);
1301     }
1302     }
1303 greg 2.26 if (cp == viewopts) /* append any additional options */
1304     vs++; /* skip prefixed space if unneeded */
1305     strcpy(cp, vs);
1306 schorsch 2.124 #if defined(_WIN32) || defined(_WIN64)
1307 greg 2.8 if (strlen(viewopts) > 40) {
1308     setenv("VIEW", viewopts);
1309     return("$VIEW");
1310     }
1311     #endif
1312 greg 2.1 return(viewopts);
1313     }
1314    
1315    
1316 schorsch 2.76 static char *
1317     getview( /* get view n, or NULL if none */
1318     int n,
1319     char *vn /* returned view name */
1320     )
1321 greg 2.1 {
1322 greg 2.109 char *mv;
1323 greg 2.1
1324 greg 2.8 if (viewselect != NULL) { /* command-line selected */
1325 greg 2.1 if (n) /* only do one */
1326     return(NULL);
1327 greg 2.92
1328     if (isint(viewselect)) { /* view number? */
1329     n = atoi(viewselect)-1;
1330     goto numview;
1331     }
1332 greg 2.1 if (viewselect[0] == '-') { /* already specified */
1333 greg 2.93 if (vn != NULL)
1334     strcpy(vn, "0");
1335 greg 2.1 return(viewselect);
1336     }
1337     if (vn != NULL) {
1338     for (mv = viewselect; *mv && !isspace(*mv);
1339     *vn++ = *mv++)
1340     ;
1341     *vn = '\0';
1342     }
1343     /* check list */
1344 gregl 2.55 while ((mv = nvalue(VIEWS, n++)) != NULL)
1345 greg 2.1 if (matchword(viewselect, mv))
1346     return(specview(mv));
1347 greg 2.92
1348 greg 2.1 return(specview(viewselect)); /* standard view? */
1349     }
1350 greg 2.92 numview:
1351 gregl 2.55 mv = nvalue(VIEWS, n); /* use view n */
1352 greg 2.123 if ((vn != NULL) & (mv != NULL)) {
1353 greg 2.92 if (*mv != '-') {
1354 greg 2.109 char *mv2 = mv;
1355 greg 2.19 while (*mv2 && !isspace(*mv2))
1356     *vn++ = *mv2++;
1357 greg 2.92 *vn = '\0';
1358     } else
1359     sprintf(vn, "%d", n+1);
1360 greg 2.123 }
1361 greg 2.8 return(specview(mv));
1362 greg 2.20 }
1363    
1364    
1365 schorsch 2.76 static int
1366     myprintview( /* print out selected view */
1367 greg 2.109 char *vopts,
1368 schorsch 2.76 FILE *fp
1369     )
1370 greg 2.20 {
1371 gregl 2.55 VIEW vwr;
1372     char buf[128];
1373 greg 2.109 char *cp;
1374 schorsch 2.124 #if defined(_WIN32) || defined(_WIN64)
1375 schorsch 2.80 /* XXX Should we allow something like this for all platforms? */
1376     /* XXX Or is it still required at all? */
1377     again:
1378     #endif
1379 greg 2.20 if (vopts == NULL)
1380     return(-1);
1381 schorsch 2.124 #if defined(_WIN32) || defined(_WIN64)
1382 gregl 2.55 if (vopts[0] == '$') {
1383     vopts = getenv(vopts+1);
1384     goto again;
1385     }
1386 greg 2.24 #endif
1387 schorsch 2.70 vwr = stdview;
1388 gwlarson 2.59 sscanview(&vwr, cp=vopts); /* set initial options */
1389 gregl 2.55 while ((cp = strstr(cp, "-vf ")) != NULL &&
1390 gwlarson 2.59 *atos(buf, sizeof(buf), cp += 4)) {
1391     viewfile(buf, &vwr, NULL); /* load -vf file */
1392     sscanview(&vwr, cp); /* reset tail */
1393     }
1394 greg 2.67 fputs(VIEWSTR, fp);
1395     fprintview(&vwr, fp); /* print full spec. */
1396     fputc('\n', fp);
1397 greg 2.20 return(0);
1398 greg 2.1 }
1399    
1400    
1401 schorsch 2.76 static void
1402     rvu( /* run rvu with first view */
1403     char *opts,
1404     char *po
1405     )
1406 greg 2.1 {
1407 greg 2.21 char *vw;
1408 schorsch 2.65 char combuf[PATH_MAX];
1409 greg 2.1 /* build command */
1410 greg 2.41 if (touchonly || (vw = getview(0, NULL)) == NULL)
1411 greg 2.21 return;
1412     if (sayview)
1413 greg 2.67 myprintview(vw, stdout);
1414 greg 2.91 sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1415 greg 2.86 if (nprocs > 1)
1416     sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1417 greg 2.1 if (rvdevice != NULL)
1418     sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1419 greg 2.29 if (vdef(EXPOSURE))
1420     sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1421 greg 2.26 strcat(combuf, oct1name);
1422 greg 2.4 if (runcom(combuf)) { /* run it */
1423 greg 2.91 fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1424 greg 2.53 quit(1);
1425 greg 2.1 }
1426     }
1427    
1428    
1429 greg 2.106 static int
1430     syncf_done( /* check if an rpiece sync file is complete */
1431     char *sfname
1432     )
1433     {
1434     FILE *fp = fopen(sfname, "r");
1435     int todo = 1;
1436     int x, y;
1437    
1438     if (fp == NULL)
1439     return(0);
1440     if (fscanf(fp, "%d %d", &x, &y) != 2)
1441     goto checked;
1442     todo = x*y; /* total number of tiles */
1443     if (fscanf(fp, "%d %d", &x, &y) != 2 || (x != 0) | (y != 0))
1444     goto checked;
1445     /* XXX assume no redundant tiles */
1446     while (fscanf(fp, "%d %d", &x, &y) == 2)
1447     if (!--todo)
1448     break;
1449     checked:
1450     fclose(fp);
1451     return(!todo);
1452     }
1453    
1454    
1455 schorsch 2.76 static void
1456     rpict( /* run rpict and pfilt for each view */
1457     char *opts,
1458     char *po
1459     )
1460 greg 2.1 {
1461 greg 2.93 #define do_rpiece (sfile[0]!='\0')
1462 greg 2.102 char combuf[5*PATH_MAX+512];
1463 schorsch 2.65 char rawfile[PATH_MAX], picfile[PATH_MAX];
1464     char zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1465 greg 2.102 char rppopt[32], sfile[PATH_MAX], *pfile = NULL;
1466 greg 2.3 char pfopts[128];
1467 greg 2.1 char vs[32], *vw;
1468     int vn, mult;
1469 greg 2.67 FILE *fp;
1470 greg 2.41 time_t rfdt, pfdt;
1471 greg 2.104 int xres, yres;
1472     double aspect;
1473     int n;
1474 greg 2.1 /* get pfilt options */
1475     pfiltopts(pfopts);
1476     /* get resolution, reporting */
1477 greg 2.31 switch (vscale(QUALITY)) {
1478     case LOW:
1479     mult = 1;
1480     break;
1481     case MEDIUM:
1482     mult = 2;
1483     break;
1484     case HIGH:
1485     mult = 3;
1486     break;
1487     }
1488 greg 2.104 n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1489     if (n == 3)
1490     sprintf(res, "-x %d -y %d -pa %.3f",
1491     mult*xres, mult*yres, aspect);
1492     else if (n) {
1493     aspect = 1.;
1494     if (n == 1) yres = xres;
1495     sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1496     } else
1497     badvalue(RESOLUTION);
1498 greg 2.1 rep[0] = '\0';
1499     if (vdef(REPORT)) {
1500     double minutes;
1501     n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1502     if (n == 2)
1503     sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1504     else if (n == 1)
1505     sprintf(rep, " -t %d", (int)(minutes*60));
1506 greg 2.3 else
1507     badvalue(REPORT);
1508 greg 2.1 }
1509 greg 2.67 /* set up parallel rendering */
1510 greg 2.93 sfile[0] = '\0';
1511     if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1512     getview(0, vs) != NULL) {
1513     if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1514     getview(1, NULL) == NULL) {
1515 greg 2.102 sprintf(sfile, "%s_%s_rpsync.txt",
1516     vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE),
1517     vs);
1518 greg 2.93 strcpy(rppopt, "-PP pfXXXXXX");
1519     } else {
1520     strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1521     }
1522     pfile = rppopt + strlen(rppopt) - 8;
1523 greg 2.94 if (mktemp(pfile) == NULL) {
1524 greg 2.93 if (do_rpiece) {
1525     fprintf(stderr, "%s: cannot create\n", pfile);
1526     quit(1);
1527 greg 2.94 }
1528 greg 2.123 pfile[-5] = '\0';
1529 greg 2.94 pfile = NULL;
1530     }
1531 greg 2.67 }
1532 greg 2.66 vn = 0; /* do each view */
1533 greg 2.1 while ((vw = getview(vn++, vs)) != NULL) {
1534 greg 2.21 if (sayview)
1535 greg 2.67 myprintview(vw, stdout);
1536 greg 2.87 sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1537 greg 2.45 if (vdef(ZFILE))
1538     sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1539     else
1540     zopt[0] = '\0';
1541 greg 2.1 /* check date on picture */
1542 greg 2.41 pfdt = fdate(picfile);
1543     if (pfdt >= oct1date)
1544 greg 2.1 continue;
1545 greg 2.41 /* get raw file name */
1546 greg 2.45 sprintf(rawfile, "%s_%s.unf",
1547     vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1548 greg 2.41 rfdt = fdate(rawfile);
1549     if (touchonly) { /* update times only */
1550     if (rfdt) {
1551     if (rfdt < oct1date)
1552     touch(rawfile);
1553     } else if (pfdt && pfdt < oct1date)
1554     touch(picfile);
1555     continue;
1556     }
1557 greg 2.93 /* parallel running? */
1558     if (do_rpiece) {
1559 greg 2.94 if (rfdt < oct1date || !fdate(sfile)) {
1560 greg 2.95 int xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1561 greg 2.102 if (rfdt >= oct1date) {
1562     fprintf(stderr,
1563 greg 2.107 "%s: partial output not created with %s\n", rawfile, c_rpiece);
1564 greg 2.102 quit(1);
1565     }
1566 greg 2.103 if (rfdt) { /* start fresh */
1567     rmfile(rawfile);
1568     rfdt = 0;
1569     }
1570 greg 2.95 if (!silent)
1571 greg 2.96 printf("\techo %d %d > %s\n",
1572 greg 2.95 xdiv, ydiv, sfile);
1573 greg 2.93 if ((fp = fopen(sfile, "w")) == NULL) {
1574     fprintf(stderr, "%s: cannot create\n",
1575     sfile);
1576     quit(1);
1577     }
1578 greg 2.95 fprintf(fp, "%d %d\n", xdiv, ydiv);
1579 greg 2.93 fclose(fp);
1580     }
1581 greg 2.98 } else if (next_process(0)) {
1582 greg 2.67 if (pfile != NULL)
1583 greg 2.93 sleep(10);
1584 greg 2.66 continue;
1585 greg 2.93 } else if (!inchild())
1586     pfile = NULL;
1587 greg 2.66 /* XXX Remember to call finish_process() */
1588 greg 2.1 /* build rpict command */
1589 greg 2.93 if (rfdt >= oct1date) { /* already in progress */
1590     if (do_rpiece) {
1591     sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1592     c_rpiece, sfile, rppopt, rep, vw,
1593     res, opts, po, rawfile, oct1name);
1594 greg 2.98 while (next_process(1)) {
1595 greg 2.93 sleep(10);
1596     combuf[strlen(c_rpiece)+2] = 'F';
1597     }
1598     } else
1599     sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1600     rep, opts, po, zopt, rawfile, oct1name);
1601     if (runcom(combuf)) /* run rpict/rpiece */
1602 greg 2.67 goto rperror;
1603     } else {
1604 greg 2.1 if (overture) { /* run overture calculation */
1605     sprintf(combuf,
1606 greg 2.101 "%s%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1607 greg 2.91 c_rpict, rep, vw, opts,
1608 greg 2.26 oct1name, overfile);
1609 greg 2.101 if (!do_rpiece || !next_process(0)) {
1610     if (runcom(combuf)) {
1611     fprintf(stderr,
1612 greg 2.6 "%s: error in overture for view %s\n",
1613 greg 2.101 progname, vs);
1614     quit(1);
1615     }
1616 schorsch 2.65 #ifndef NULL_DEVICE
1617 greg 2.101 rmfile(overfile);
1618 greg 2.6 #endif
1619 greg 2.101 } else if (do_rpiece)
1620     sleep(20);
1621 greg 2.1 }
1622 greg 2.93 if (do_rpiece) {
1623     sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1624     c_rpiece, sfile, rppopt, rep, vw,
1625     res, opts, po, rawfile, oct1name);
1626 greg 2.98 while (next_process(1))
1627 greg 2.93 sleep(10);
1628     } else {
1629     sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1630     c_rpict, rep, vw, res, opts, po,
1631     zopt, oct1name, rawfile);
1632     }
1633     if ((pfile != NULL) & !do_rpiece) {
1634 greg 2.82 if (!silent)
1635 greg 2.67 printf("\t%s\n", combuf);
1636 greg 2.82 fflush(stdout);
1637 greg 2.91 sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1638 greg 2.93 c_rpict, rep, rppopt, res,
1639     opts, po, oct1name, rawfile);
1640 greg 2.67 fp = popen(combuf, "w");
1641     if (fp == NULL)
1642     goto rperror;
1643     myprintview(vw, fp);
1644     if (pclose(fp))
1645     goto rperror;
1646 greg 2.93 } else if (runcom(combuf))
1647     goto rperror;
1648     }
1649     if (do_rpiece) { /* need to finish raw, first */
1650     finish_process();
1651     wait_process(1);
1652 greg 2.106 if (!syncf_done(sfile)) {
1653     fprintf(stderr,
1654 greg 2.107 "%s: %s did not complete rendering of view %s\n",
1655     progname, c_rpiece, vs);
1656 greg 2.106 quit(1);
1657     }
1658 greg 2.1 }
1659 greg 2.45 if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1660 greg 2.1 /* build pfilt command */
1661 greg 2.104 if (do_rpiece)
1662     sprintf(combuf,
1663     "%s%s -x %d -y %d -p %.3f %s > %s",
1664     c_pfilt, pfopts, xres, yres, aspect,
1665     rawfile, picfile);
1666     else if (mult > 1)
1667 greg 2.91 sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1668     c_pfilt, pfopts, mult, mult,
1669     rawfile, picfile);
1670 greg 2.45 else
1671 greg 2.91 sprintf(combuf, "%s%s %s > %s", c_pfilt,
1672     pfopts, rawfile, picfile);
1673 greg 2.67 if (runcom(combuf)) { /* run pfilt */
1674 greg 2.45 fprintf(stderr,
1675     "%s: error filtering view %s\n\t%s removed\n",
1676     progname, vs, picfile);
1677     unlink(picfile);
1678 greg 2.53 quit(1);
1679 greg 2.45 }
1680 greg 2.1 }
1681 greg 2.43 /* remove/rename raw file */
1682 greg 2.45 if (vdef(RAWFILE)) {
1683 greg 2.87 sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1684 greg 2.43 mvfile(rawfile, combuf);
1685     } else
1686     rmfile(rawfile);
1687 greg 2.93 if (do_rpiece) /* done with sync file */
1688     rmfile(sfile);
1689     else
1690     finish_process(); /* exit if child */
1691 greg 2.4 }
1692 greg 2.66 wait_process(1); /* wait for children to finish */
1693 greg 2.94 if (pfile != NULL) { /* clean up persistent rpict */
1694 schorsch 2.81 RT_PID pid;
1695 greg 2.67 fp = fopen(pfile, "r");
1696     if (fp != NULL) {
1697     if (fscanf(fp, "%*s %d", &pid) != 1 ||
1698 greg 2.73 kill(pid, 1) < 0)
1699 greg 2.67 unlink(pfile);
1700     fclose(fp);
1701     }
1702     }
1703     return;
1704     rperror:
1705     fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1706     quit(1);
1707 greg 2.93 #undef do_rpiece
1708 greg 2.41 }
1709    
1710    
1711 schorsch 2.76 static int
1712     touch( /* update a file */
1713     char *fn
1714     )
1715 greg 2.41 {
1716     if (!silent)
1717     printf("\ttouch %s\n", fn);
1718 greg 2.66 if (!nprocs)
1719 greg 2.41 return(0);
1720     return(setfdate(fn, time((time_t *)NULL)));
1721 greg 2.4 }
1722    
1723    
1724 schorsch 2.76 static int
1725     runcom( /* run command */
1726     char *cs
1727     )
1728 greg 2.4 {
1729     if (!silent) /* echo it */
1730     printf("\t%s\n", cs);
1731 greg 2.66 if (!nprocs)
1732 greg 2.4 return(0);
1733 greg 2.82 fflush(NULL); /* flush output and pass to shell */
1734 greg 2.4 return(system(cs));
1735     }
1736    
1737    
1738 schorsch 2.76 static int
1739     rmfile( /* remove a file */
1740     char *fn
1741     )
1742 greg 2.4 {
1743     if (!silent)
1744 schorsch 2.69 printf("\t%s %s\n", DELCMD, fn);
1745 greg 2.66 if (!nprocs)
1746 greg 2.4 return(0);
1747     return(unlink(fn));
1748 greg 2.43 }
1749    
1750    
1751 schorsch 2.76 static int
1752     mvfile( /* move a file */
1753     char *fold,
1754     char *fnew
1755     )
1756 greg 2.43 {
1757     if (!silent)
1758 schorsch 2.69 printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1759 greg 2.66 if (!nprocs)
1760 greg 2.43 return(0);
1761     return(rename(fold, fnew));
1762 greg 2.3 }
1763 greg 2.8
1764 greg 2.66
1765     #ifdef RHAS_FORK_EXEC
1766 schorsch 2.76 static int
1767 greg 2.98 next_process(int reserve) /* fork the next process */
1768 greg 2.66 {
1769 schorsch 2.81 RT_PID child_pid;
1770 greg 2.66
1771     if (nprocs <= 1)
1772     return(0); /* it's us or no one */
1773 greg 2.67 if (inchild()) {
1774 greg 2.73 fprintf(stderr, "%s: internal error 1 in next_process()\n",
1775 greg 2.66 progname);
1776     quit(1);
1777     }
1778 greg 2.98 if (reserve > 0 && children_running >= nprocs-reserve)
1779     return(0); /* caller holding back process(es) */
1780 greg 2.66 if (children_running >= nprocs)
1781     wait_process(0); /* wait for someone to finish */
1782 greg 2.82 fflush(NULL); /* flush output */
1783 greg 2.66 child_pid = fork(); /* split process */
1784     if (child_pid == 0) { /* we're the child */
1785     children_running = -1;
1786 greg 2.101 nprocs = 1;
1787 greg 2.66 return(0);
1788     }
1789     if (child_pid > 0) { /* we're the parent */
1790     ++children_running;
1791     return(1);
1792     }
1793     fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1794     return(0);
1795     }
1796    
1797 schorsch 2.76 static void
1798     wait_process( /* wait for process(es) to finish */
1799     int all
1800     )
1801 greg 2.66 {
1802 schorsch 2.85 int ourstatus = 0, status;
1803     RT_PID pid;
1804 greg 2.66
1805     if (all)
1806     all = children_running;
1807     else if (children_running > 0)
1808     all = 1;
1809     while (all-- > 0) {
1810     pid = wait(&status);
1811     if (pid < 0)
1812     syserr(progname);
1813     status = status>>8 & 0xff;
1814     --children_running;
1815     if (status != 0) { /* child's problem is our problem */
1816 schorsch 2.71 if ((ourstatus == 0) & (children_running > 0))
1817 greg 2.66 fprintf(stderr, "%s: waiting for remaining processes\n",
1818     progname);
1819     ourstatus = status;
1820     all = children_running;
1821     }
1822     }
1823     if (ourstatus != 0)
1824     quit(ourstatus); /* bad status from child */
1825     }
1826     #else /* ! RHAS_FORK_EXEC */
1827 schorsch 2.76 static int
1828 greg 2.98 next_process(int reserve)
1829 greg 2.66 {
1830     return(0); /* cannot start new process */
1831     }
1832 schorsch 2.76 static void
1833 greg 2.66 wait_process(all)
1834     int all;
1835     {
1836     (void)all; /* no one to wait for */
1837 schorsch 2.68 }
1838     int
1839     kill(pid, sig) /* win|unix_process.c should also wait and kill */
1840 schorsch 2.85 RT_PID pid;
1841     int sig;
1842 schorsch 2.68 {
1843     return 0;
1844 greg 2.66 }
1845     #endif /* ! RHAS_FORK_EXEC */
1846    
1847 schorsch 2.76 static void
1848     finish_process(void) /* exit a child process */
1849 greg 2.66 {
1850 greg 2.67 if (!inchild())
1851 greg 2.66 return; /* in parent -- noop */
1852     exit(0);
1853     }
1854 greg 2.8
1855 greg 2.3
1856 schorsch 2.76 static void
1857     badvalue( /* report bad variable value and exit */
1858     int vc
1859     )
1860 greg 2.3 {
1861     fprintf(stderr, "%s: bad value for variable '%s'\n",
1862     progname, vnam(vc));
1863 greg 2.53 quit(1);
1864 greg 2.3 }
1865    
1866    
1867 schorsch 2.76 static void
1868     syserr( /* report a system error and exit */
1869     char *s
1870     )
1871 greg 2.3 {
1872     perror(s);
1873 greg 2.53 quit(1);
1874     }
1875    
1876    
1877 greg 2.61 void
1878 greg 2.53 quit(ec) /* exit program */
1879     int ec;
1880     {
1881     exit(ec);
1882 greg 2.1 }