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root/radiance/ray/src/util/rad.c
Revision: 2.118
Committed: Wed May 27 14:32:35 2015 UTC (8 years, 11 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 2.117: +3 -5 lines
Log Message: 
Changed to using mkpmap -fo+ option (duh!)

File Contents

# User Rev Content
1 greg 2.1 #ifndef lint
2 greg 2.118 static const char RCSid[] = "$Id: rad.c,v 2.117 2015/05/27 14:26:04 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 schorsch 2.64
13     #include "platform.h"
14 schorsch 2.74 #include "rtprocess.h"
15 gregl 2.55 #include "view.h"
16 greg 2.1 #include "paths.h"
17 greg 2.48 #include "vars.h"
18 greg 2.1
19 schorsch 2.69 #ifdef _WIN32
20     #define DELCMD "del"
21     #define RENAMECMD "rename"
22     #else
23     #define DELCMD "rm -f"
24     #define RENAMECMD "mv"
25 schorsch 2.76 #include <sys/types.h>
26     #include <sys/wait.h>
27 greg 2.111 #include <signal.h>
28 schorsch 2.69 #endif
29    
30 gwlarson 2.56 /* variables (alphabetical by name) */
31     #define AMBFILE 0 /* ambient file name */
32     #define DETAIL 1 /* level of scene detail */
33     #define EXPOSURE 2 /* picture exposure setting */
34 gwlarson 2.57 #define EYESEP 3 /* interocular distance */
35     #define ILLUM 4 /* mkillum input files */
36     #define INDIRECT 5 /* indirection in lighting */
37     #define MATERIAL 6 /* material files */
38     #define MKILLUM 7 /* mkillum options */
39 greg 2.112 #define MKPMAP 8 /* mkpmap options */
40     #define OBJECT 9 /* object files */
41     #define OCONV 10 /* oconv options */
42     #define OCTREE 11 /* octree file name */
43     #define OPTFILE 12 /* rendering options file */
44     #define PCMAP 13 /* caustic photon map */
45     #define PENUMBRAS 14 /* shadow penumbras are desired */
46     #define PFILT 15 /* pfilt options */
47     #define PGMAP 16 /* global photon map */
48     #define PICTURE 17 /* picture file root name */
49     #define QUALITY 18 /* desired rendering quality */
50     #define RAWFILE 19 /* raw picture file root name */
51     #define RENDER 20 /* rendering options */
52     #define REPORT 21 /* report frequency and errfile */
53     #define RESOLUTION 22 /* maximum picture resolution */
54     #define RPICT 23 /* rpict parameters */
55     #define RVU 24 /* rvu parameters */
56     #define SCENE 25 /* scene files */
57     #define UP 26 /* view up (X, Y or Z) */
58     #define VARIABILITY 27 /* level of light variability */
59     #define VIEWS 28 /* view(s) for picture(s) */
60     #define ZFILE 29 /* distance file root name */
61     #define ZONE 30 /* simulation zone */
62 greg 2.1 /* total number of variables */
63 greg 2.112 int NVARS = 31;
64 greg 2.1
65 greg 2.48 VARIABLE vv[] = { /* variable-value pairs */
66 gwlarson 2.56 {"AMBFILE", 3, 0, NULL, onevalue},
67     {"DETAIL", 3, 0, NULL, qualvalue},
68     {"EXPOSURE", 3, 0, NULL, fltvalue},
69 gwlarson 2.57 {"EYESEP", 3, 0, NULL, fltvalue},
70 gwlarson 2.56 {"illum", 3, 0, NULL, catvalues},
71     {"INDIRECT", 3, 0, NULL, intvalue},
72 greg 2.1 {"materials", 3, 0, NULL, catvalues},
73 greg 2.26 {"mkillum", 3, 0, NULL, catvalues},
74 greg 2.112 {"mkpmap", 3, 0, NULL, catvalues},
75 gwlarson 2.56 {"objects", 3, 0, NULL, catvalues},
76 greg 2.1 {"oconv", 3, 0, NULL, catvalues},
77 gwlarson 2.56 {"OCTREE", 3, 0, NULL, onevalue},
78     {"OPTFILE", 3, 0, NULL, onevalue},
79 greg 2.112 {"PCMAP", 2, 0, NULL, onevalue},
80 gwlarson 2.56 {"PENUMBRAS", 3, 0, NULL, boolvalue},
81 greg 2.1 {"pfilt", 2, 0, NULL, catvalues},
82 greg 2.112 {"PGMAP", 2, 0, NULL, onevalue},
83 gwlarson 2.56 {"PICTURE", 3, 0, NULL, onevalue},
84 greg 2.30 {"QUALITY", 3, 0, NULL, qualvalue},
85 gwlarson 2.56 {"RAWFILE", 3, 0, NULL, onevalue},
86     {"render", 3, 0, NULL, catvalues},
87     {"REPORT", 3, 0, NULL, onevalue},
88 greg 2.1 {"RESOLUTION", 3, 0, NULL, onevalue},
89 greg 2.91 {"rpict", 3, 0, NULL, catvalues},
90     {"rvu", 3, 0, NULL, catvalues},
91 gwlarson 2.56 {"scene", 3, 0, NULL, catvalues},
92 greg 2.1 {"UP", 2, 0, NULL, onevalue},
93 greg 2.30 {"VARIABILITY", 3, 0, NULL, qualvalue},
94 gwlarson 2.56 {"view", 2, 0, NULL, NULL},
95 greg 2.45 {"ZFILE", 2, 0, NULL, onevalue},
96 gwlarson 2.56 {"ZONE", 2, 0, NULL, onevalue},
97 greg 2.1 };
98    
99 greg 2.6 /* overture calculation file */
100 schorsch 2.65 #ifdef NULL_DEVICE
101     char overfile[] = NULL_DEVICE;
102     #else
103 greg 2.45 char overfile[] = "overture.unf";
104 greg 2.6 #endif
105    
106 greg 2.1
107 greg 2.35 time_t scenedate; /* date of latest scene or object file */
108     time_t octreedate; /* date of octree */
109     time_t matdate; /* date of latest material file */
110     time_t illumdate; /* date of last illum file */
111 greg 2.1
112 greg 2.26 char *oct0name; /* name of pre-mkillum octree */
113 greg 2.35 time_t oct0date; /* date of pre-mkillum octree */
114 greg 2.26 char *oct1name; /* name of post-mkillum octree */
115 greg 2.35 time_t oct1date; /* date of post-mkillum octree (>= matdate) */
116 greg 2.26
117 greg 2.112 char *pgmapname; /* name of global photon map */
118     time_t pgmapdate; /* date of global photon map (>= oct1date) */
119     char *pcmapname; /* name of caustic photon map */
120     time_t pcmapdate; /* date of caustic photon map (>= oct1date) */
121    
122 greg 2.37 int nowarn = 0; /* no warnings */
123 greg 2.1 int explicate = 0; /* explicate variables */
124     int silent = 0; /* do work silently */
125 greg 2.41 int touchonly = 0; /* touch files only */
126 greg 2.66 int nprocs = 1; /* maximum executing processes */
127 greg 2.21 int sayview = 0; /* print view out */
128 greg 2.75 char *rvdevice = NULL; /* rvu output device */
129 greg 2.1 char *viewselect = NULL; /* specific view only */
130    
131 greg 2.93 #define DEF_RPICT_PATH "rpict" /* default rpict path */
132    
133 greg 2.91 /* command paths */
134     char c_oconv[256] = "oconv";
135     char c_mkillum[256] = "mkillum";
136 greg 2.112 char c_mkpmap[256] = "mkpmap";
137 greg 2.91 char c_rvu[256] = "rvu";
138 greg 2.93 char c_rpict[256] = DEF_RPICT_PATH;
139     char c_rpiece[] = "rpiece";
140 greg 2.91 char c_pfilt[256] = "pfilt";
141    
142 greg 2.1 int overture = 0; /* overture calculation needed */
143    
144 greg 2.66 int children_running = 0; /* set negative in children */
145    
146 greg 2.1 char *progname; /* global argv[0] */
147 greg 2.22 char *rifname; /* global rad input file name */
148 greg 2.1
149 schorsch 2.65 char radname[PATH_MAX]; /* root Radiance file name */
150 greg 2.1
151 greg 2.67 #define inchild() (children_running < 0)
152    
153 schorsch 2.76 static void rootname(char *rn, char *fn);
154     static time_t checklast(char *fnames);
155     static char * newfname(char *orig, int pred);
156     static void checkfiles(void);
157     static void getoctcube(double org[3], double *sizp);
158     static void setdefaults(void);
159     static void oconv(void);
160 greg 2.112 static void mkpmap(void);
161 schorsch 2.76 static char * addarg(char *op, char *arg);
162     static void oconvopts(char *oo);
163     static void mkillumopts(char *mo);
164 greg 2.112 static void mkpmapopts(char *mo);
165 schorsch 2.76 static void checkambfile(void);
166     static double ambval(void);
167     static void renderopts(char *op, char *po);
168     static void lowqopts(char *op, char *po);
169     static void medqopts(char *op, char *po);
170     static void hiqopts(char *op, char *po);
171     static void xferopts(char *ro);
172     static void pfiltopts(char *po);
173     static int matchword(char *s1, char *s2);
174     static char * specview(char *vs);
175     static char * getview(int n, char *vn);
176     static int myprintview(char *vopts, FILE *fp);
177     static void rvu(char *opts, char *po);
178     static void rpict(char *opts, char *po);
179     static int touch(char *fn);
180     static int runcom(char *cs);
181     static int rmfile(char *fn);
182     static int mvfile(char *fold, char *fnew);
183 greg 2.98 static int next_process(int reserve);
184 schorsch 2.76 static void wait_process(int all);
185     static void finish_process(void);
186     static void badvalue(int vc);
187     static void syserr(char *s);
188 greg 2.1
189 schorsch 2.76
190     int
191     main(
192     int argc,
193     char *argv[]
194     )
195 greg 2.1 {
196     char ropts[512];
197 greg 2.38 char popts[64];
198 greg 2.1 int i;
199    
200     progname = argv[0];
201     /* get options */
202     for (i = 1; i < argc && argv[i][0] == '-'; i++)
203     switch (argv[i][1]) {
204     case 's':
205     silent++;
206     break;
207     case 'n':
208 greg 2.66 nprocs = 0;
209     break;
210     case 'N':
211     nprocs = atoi(argv[++i]);
212     if (nprocs < 0)
213     nprocs = 0;
214 greg 2.1 break;
215 greg 2.41 case 't':
216     touchonly++;
217     break;
218 greg 2.1 case 'e':
219     explicate++;
220     break;
221     case 'o':
222     rvdevice = argv[++i];
223     break;
224 greg 2.20 case 'V':
225 greg 2.21 sayview++;
226     break;
227 greg 2.1 case 'v':
228     viewselect = argv[++i];
229     break;
230 greg 2.37 case 'w':
231     nowarn++;
232     break;
233 greg 2.1 default:
234     goto userr;
235     }
236     if (i >= argc)
237     goto userr;
238 greg 2.22 rifname = argv[i];
239 greg 2.1 /* assign Radiance root file name */
240 greg 2.22 rootname(radname, rifname);
241 greg 2.1 /* load variable values */
242 greg 2.48 loadvars(rifname);
243 greg 2.1 /* get any additional assignments */
244     for (i++; i < argc; i++)
245 greg 2.53 if (setvariable(argv[i], matchvar) < 0) {
246     fprintf(stderr, "%s: unknown variable: %s\n",
247     progname, argv[i]);
248     quit(1);
249     }
250 greg 2.1 /* check assignments */
251     checkvalues();
252     /* check files and dates */
253     checkfiles();
254     /* set default values as necessary */
255     setdefaults();
256     /* print all values if requested */
257     if (explicate)
258 greg 2.48 printvars(stdout);
259 greg 2.26 /* build octree (and run mkillum) */
260 greg 2.7 oconv();
261 greg 2.112 /* run mkpmap if indicated */
262     mkpmap();
263 greg 2.7 /* check date on ambient file */
264     checkambfile();
265 greg 2.1 /* run simulation */
266 greg 2.38 renderopts(ropts, popts);
267 greg 2.1 xferopts(ropts);
268     if (rvdevice != NULL)
269 greg 2.75 rvu(ropts, popts);
270 greg 2.1 else
271 greg 2.38 rpict(ropts, popts);
272 greg 2.53 quit(0);
273 greg 2.1 userr:
274     fprintf(stderr,
275 greg 2.66 "Usage: %s [-w][-s][-n|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
276 greg 2.1 progname);
277 greg 2.53 quit(1);
278 schorsch 2.76 return 1; /* pro forma return */
279 greg 2.1 }
280    
281    
282 schorsch 2.76 static void
283     rootname( /* remove tail from end of fn */
284 greg 2.109 char *rn,
285     char *fn
286 schorsch 2.76 )
287 greg 2.1 {
288     char *tp, *dp;
289    
290 schorsch 2.71 for (tp = NULL, dp = rn; (*rn = *fn++); rn++)
291 greg 2.1 if (ISDIRSEP(*rn))
292     dp = rn;
293     else if (*rn == '.')
294     tp = rn;
295     if (tp != NULL && tp > dp)
296     *tp = '\0';
297     }
298    
299    
300 schorsch 2.76 static time_t
301     checklast( /* check files and find most recent */
302 greg 2.109 char *fnames
303 schorsch 2.76 )
304 greg 2.1 {
305 schorsch 2.65 char thisfile[PATH_MAX];
306 greg 2.35 time_t thisdate, lastdate = 0;
307 greg 2.1
308 greg 2.26 if (fnames == NULL)
309     return(0);
310 schorsch 2.65 while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
311 gwlarson 2.60 if (thisfile[0] == '!' ||
312 greg 2.77 (thisfile[0] == '\\' && thisfile[1] == '!')) {
313     if (!lastdate)
314     lastdate = 1;
315 gwlarson 2.60 continue;
316 greg 2.77 }
317 greg 2.26 if (!(thisdate = fdate(thisfile)))
318 greg 2.3 syserr(thisfile);
319 greg 2.1 if (thisdate > lastdate)
320     lastdate = thisdate;
321     }
322     return(lastdate);
323     }
324    
325    
326 schorsch 2.76 static char *
327     newfname( /* create modified file name */
328     char *orig,
329     int pred
330     )
331 greg 2.26 {
332 greg 2.109 char *cp;
333     int n;
334 greg 2.26 int suffix;
335    
336 greg 2.27 n = 0; cp = orig; suffix = -1; /* suffix position, length */
337     while (*cp) {
338     if (*cp == '.') suffix = n;
339     else if (ISDIRSEP(*cp)) suffix = -1;
340     cp++; n++;
341     }
342     if (suffix == -1) suffix = n;
343 greg 2.26 if ((cp = bmalloc(n+2)) == NULL)
344     syserr(progname);
345     strncpy(cp, orig, suffix);
346     cp[suffix] = pred; /* root name + pred + suffix */
347     strcpy(cp+suffix+1, orig+suffix);
348     return(cp);
349     }
350    
351    
352 schorsch 2.76 static void
353     checkfiles(void) /* check for existence and modified times */
354 greg 2.1 {
355 greg 2.112 char fntemp[256];
356 greg 2.35 time_t objdate;
357 greg 2.1
358 greg 2.2 if (!vdef(OCTREE)) {
359 greg 2.26 if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
360 greg 2.3 syserr(progname);
361 greg 2.26 sprintf(vval(OCTREE), "%s.oct", radname);
362 greg 2.2 vdef(OCTREE)++;
363 greg 2.61 } else if (vval(OCTREE)[0] == '!') {
364     fprintf(stderr, "%s: illegal '%s' specification\n",
365     progname, vnam(OCTREE));
366     quit(1);
367 greg 2.2 }
368     octreedate = fdate(vval(OCTREE));
369 greg 2.26 if (vdef(ILLUM)) { /* illum requires secondary octrees */
370     oct0name = newfname(vval(OCTREE), '0');
371     oct1name = newfname(vval(OCTREE), '1');
372     oct0date = fdate(oct0name);
373     oct1date = fdate(oct1name);
374     } else
375     oct0name = oct1name = vval(OCTREE);
376     if ((scenedate = checklast(vval(SCENE))) &&
377     (objdate = checklast(vval(OBJECT))) > scenedate)
378     scenedate = objdate;
379     illumdate = checklast(vval(ILLUM));
380     if (!octreedate & !scenedate & !illumdate) {
381     fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
382     vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
383 greg 2.53 quit(1);
384 greg 2.1 }
385 greg 2.112 if (vdef(PGMAP)) {
386     if (!*sskip2(vval(PGMAP),1)) {
387     fprintf(stderr, "%s: '%s' missing # photons argument\n",
388     progname, vnam(PGMAP));
389     quit(1);
390     }
391     atos(fntemp, sizeof(fntemp), vval(PGMAP));
392     pgmapname = savqstr(fntemp);
393     pgmapdate = fdate(pgmapname);
394     }
395     if (vdef(PCMAP)) {
396     if (!*sskip2(vval(PCMAP),1)) {
397     fprintf(stderr, "%s: '%s' missing # photons argument\n",
398     progname, vnam(PCMAP));
399     quit(1);
400     }
401     atos(fntemp, sizeof(fntemp), vval(PCMAP));
402     pcmapname = savqstr(fntemp);
403     pcmapdate = fdate(pcmapname);
404     }
405 greg 2.26 matdate = checklast(vval(MATERIAL));
406 greg 2.1 }
407    
408    
409 schorsch 2.76 static void
410     getoctcube( /* get octree bounding cube */
411     double org[3],
412     double *sizp
413     )
414 greg 2.1 {
415 greg 2.2 static double oorg[3], osiz = 0.;
416 greg 2.26 double min[3], max[3];
417 greg 2.46 char buf[1024];
418 greg 2.1 FILE *fp;
419 greg 2.109 int i;
420 greg 2.1
421 schorsch 2.70 if (osiz <= FTINY) {
422 greg 2.66 if (!nprocs && fdate(oct1name) <
423 greg 2.26 (scenedate>illumdate?scenedate:illumdate)) {
424     /* run getbbox */
425     sprintf(buf, "getbbox -w -h %s",
426     vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
427     if ((fp = popen(buf, "r")) == NULL)
428     syserr("getbbox");
429     if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
430     &min[0], &max[0], &min[1], &max[1],
431     &min[2], &max[2]) != 6) {
432     fprintf(stderr,
433     "%s: error reading bounding box from getbbox\n",
434     progname);
435 greg 2.53 quit(1);
436 greg 2.26 }
437     for (i = 0; i < 3; i++)
438     if (max[i] - min[i] > osiz)
439     osiz = max[i] - min[i];
440     for (i = 0; i < 3; i++)
441     oorg[i] = (max[i]+min[i]-osiz)*.5;
442     pclose(fp);
443     } else { /* from octree */
444     oconv(); /* does nothing if done already */
445     sprintf(buf, "getinfo -d < %s", oct1name);
446     if ((fp = popen(buf, "r")) == NULL)
447     syserr("getinfo");
448     if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
449     &oorg[2], &osiz) != 4) {
450     fprintf(stderr,
451 greg 2.2 "%s: error reading bounding cube from getinfo\n",
452 greg 2.26 progname);
453 greg 2.53 quit(1);
454 greg 2.26 }
455     pclose(fp);
456 greg 2.2 }
457 schorsch 2.70 }
458 greg 2.2 org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
459     }
460    
461    
462 schorsch 2.76 static void
463     setdefaults(void) /* set default values for unassigned var's */
464 greg 2.2 {
465 gwlarson 2.58 double org[3], lim[3], size;
466 greg 2.2 char buf[128];
467    
468 greg 2.1 if (!vdef(ZONE)) {
469 greg 2.2 getoctcube(org, &size);
470     sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
471     org[1], org[1]+size, org[2], org[2]+size);
472 greg 2.1 vval(ZONE) = savqstr(buf);
473     vdef(ZONE)++;
474 gwlarson 2.58 }
475     if (!vdef(EYESEP)) {
476     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
477     &org[0], &lim[0], &org[1], &lim[1],
478     &org[2], &lim[2]) != 6)
479     badvalue(ZONE);
480     sprintf(buf, "%f",
481     0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
482     vval(EYESEP) = savqstr(buf);
483     vdef(EYESEP)++;
484 greg 2.1 }
485     if (!vdef(INDIRECT)) {
486     vval(INDIRECT) = "0";
487     vdef(INDIRECT)++;
488     }
489     if (!vdef(QUALITY)) {
490     vval(QUALITY) = "L";
491     vdef(QUALITY)++;
492     }
493     if (!vdef(RESOLUTION)) {
494     vval(RESOLUTION) = "512";
495     vdef(RESOLUTION)++;
496     }
497     if (!vdef(PICTURE)) {
498     vval(PICTURE) = radname;
499     vdef(PICTURE)++;
500     }
501 gregl 2.55 if (!vdef(VIEWS)) {
502     vval(VIEWS) = "X";
503     vdef(VIEWS)++;
504 greg 2.1 }
505     if (!vdef(DETAIL)) {
506     vval(DETAIL) = "M";
507     vdef(DETAIL)++;
508     }
509     if (!vdef(PENUMBRAS)) {
510     vval(PENUMBRAS) = "F";
511     vdef(PENUMBRAS)++;
512     }
513     if (!vdef(VARIABILITY)) {
514     vval(VARIABILITY) = "L";
515     vdef(VARIABILITY)++;
516     }
517     }
518    
519    
520 schorsch 2.76 static void
521     oconv(void) /* run oconv and mkillum if necessary */
522 greg 2.1 {
523 greg 2.26 static char illumtmp[] = "ilXXXXXX";
524 greg 2.78 char combuf[PATH_MAX], ocopts[64], mkopts[1024];
525 greg 2.1
526 greg 2.26 oconvopts(ocopts); /* get options */
527     if (octreedate < scenedate) { /* check date on original octree */
528 greg 2.41 if (touchonly && octreedate)
529     touch(vval(OCTREE));
530     else { /* build command */
531     if (vdef(MATERIAL))
532 greg 2.91 sprintf(combuf, "%s%s %s %s > %s", c_oconv,
533     ocopts, vval(MATERIAL),
534     vval(SCENE), vval(OCTREE));
535 greg 2.41 else
536 greg 2.91 sprintf(combuf, "%s%s %s > %s", c_oconv, ocopts,
537 greg 2.41 vval(SCENE), vval(OCTREE));
538    
539     if (runcom(combuf)) { /* run it */
540     fprintf(stderr,
541 greg 2.26 "%s: error generating octree\n\t%s removed\n",
542 greg 2.41 progname, vval(OCTREE));
543     unlink(vval(OCTREE));
544 greg 2.53 quit(1);
545 greg 2.41 }
546 greg 2.26 }
547 greg 2.35 octreedate = time((time_t *)NULL);
548 greg 2.40 if (octreedate < scenedate) /* in case clock is off */
549     octreedate = scenedate;
550 greg 2.26 }
551     if (oct1name == vval(OCTREE)) /* no mkillum? */
552     oct1date = octreedate > matdate ? octreedate : matdate;
553 schorsch 2.71 if ((oct1date >= octreedate) & (oct1date >= matdate)
554     & (oct1date >= illumdate)) /* all done */
555 greg 2.1 return;
556 greg 2.26 /* make octree0 */
557 schorsch 2.71 if ((oct0date < scenedate) | (oct0date < illumdate)) {
558 greg 2.41 if (touchonly && oct0date)
559     touch(oct0name);
560     else { /* build command */
561     if (octreedate)
562 greg 2.91 sprintf(combuf, "%s%s -i %s %s > %s", c_oconv,
563     ocopts, vval(OCTREE),
564     vval(ILLUM), oct0name);
565 greg 2.41 else if (vdef(MATERIAL))
566 greg 2.91 sprintf(combuf, "%s%s %s %s > %s", c_oconv,
567     ocopts, vval(MATERIAL),
568     vval(ILLUM), oct0name);
569 greg 2.41 else
570 greg 2.91 sprintf(combuf, "%s%s %s > %s", c_oconv,
571     ocopts, vval(ILLUM), oct0name);
572 greg 2.41 if (runcom(combuf)) { /* run it */
573     fprintf(stderr,
574     "%s: error generating octree\n\t%s removed\n",
575     progname, oct0name);
576     unlink(oct0name);
577 greg 2.53 quit(1);
578 greg 2.41 }
579     }
580     oct0date = time((time_t *)NULL);
581     if (oct0date < octreedate) /* in case clock is off */
582     oct0date = octreedate;
583     if (oct0date < illumdate) /* ditto */
584     oct0date = illumdate;
585     }
586     if (touchonly && oct1date)
587     touch(oct1name);
588     else {
589     mkillumopts(mkopts); /* build mkillum command */
590     mktemp(illumtmp);
591 greg 2.91 sprintf(combuf, "%s%s %s \"<\" %s > %s", c_mkillum, mkopts,
592 greg 2.41 oct0name, vval(ILLUM), illumtmp);
593     if (runcom(combuf)) { /* run it */
594 greg 2.91 fprintf(stderr, "%s: error running %s\n",
595     progname, c_mkillum);
596 greg 2.41 unlink(illumtmp);
597 greg 2.53 quit(1);
598 greg 2.41 }
599 greg 2.108 rmfile(oct0name);
600 greg 2.41 /* make octree1 (frozen) */
601 greg 2.26 if (octreedate)
602 greg 2.91 sprintf(combuf, "%s%s -f -i %s %s > %s", c_oconv,
603     ocopts, vval(OCTREE), illumtmp, oct1name);
604 greg 2.26 else if (vdef(MATERIAL))
605 greg 2.91 sprintf(combuf, "%s%s -f %s %s > %s", c_oconv,
606     ocopts, vval(MATERIAL), illumtmp, oct1name);
607 greg 2.26 else
608 greg 2.91 sprintf(combuf, "%s%s -f %s > %s", c_oconv, ocopts,
609 greg 2.41 illumtmp, oct1name);
610 greg 2.26 if (runcom(combuf)) { /* run it */
611     fprintf(stderr,
612     "%s: error generating octree\n\t%s removed\n",
613 greg 2.41 progname, oct1name);
614     unlink(oct1name);
615 greg 2.46 unlink(illumtmp);
616 greg 2.53 quit(1);
617 greg 2.26 }
618 greg 2.41 rmfile(illumtmp);
619 greg 2.26 }
620 greg 2.35 oct1date = time((time_t *)NULL);
621 greg 2.40 if (oct1date < oct0date) /* in case clock is off */
622     oct1date = oct0date;
623 greg 2.1 }
624    
625    
626 greg 2.112 static void
627     mkpmap(void) /* run mkpmap if indicated */
628     {
629     char combuf[2048], *cp;
630     time_t tnow;
631     /* nothing to do? */
632     if ((pgmapname == NULL) | (pgmapdate >= oct1date) &&
633     (pcmapname == NULL) | (pcmapdate >= oct1date))
634     return;
635     /* just update existing file dates? */
636     if (touchonly && (pgmapname == NULL) | (pgmapdate > 0) &&
637     (pcmapname == NULL) | (pcmapdate > 0)) {
638     if (pgmapname != NULL)
639     touch(pgmapname);
640     if (pcmapname != NULL)
641     touch(pcmapname);
642     } else { /* else need to (re)run pkpmap */
643     strcpy(combuf, c_mkpmap);
644     for (cp = combuf; *cp; cp++)
645     ;
646     mkpmapopts(cp);
647 greg 2.118 /* force file overwrite */
648     cp = addarg(cp, "-fo+");
649 greg 2.112 if (vdef(REPORT)) {
650     char errfile[256];
651     int n;
652     double minutes;
653     n = sscanf(vval(REPORT), "%lf %s", &minutes, errfile);
654     if (n == 2)
655     sprintf(cp, " -t %d -e %s", (int)(minutes*60), errfile);
656     else if (n == 1)
657     sprintf(cp, " -t %d", (int)(minutes*60));
658     else
659     badvalue(REPORT);
660     }
661 greg 2.113 if (pgmapname != NULL && pgmapdate < oct1date) {
662 greg 2.112 cp = addarg(cp, "-apg");
663     addarg(cp, vval(PGMAP));
664     cp = sskip(sskip(cp)); /* remove any bandwidth */
665     *cp = '\0';
666     }
667 greg 2.113 if (pcmapname != NULL && pcmapdate < oct1date) {
668 greg 2.112 cp = addarg(cp, "-apc");
669     addarg(cp, vval(PCMAP));
670     cp = sskip(sskip(cp)); /* remove any bandwidth */
671     *cp = '\0';
672     }
673     cp = addarg(cp, oct1name);
674     if (runcom(combuf)) {
675     fprintf(stderr, "%s: error running %s\n",
676     progname, c_mkpmap);
677 greg 2.115 if (pgmapname != NULL && pgmapdate < oct1date)
678 greg 2.112 unlink(pgmapname);
679 greg 2.115 if (pcmapname != NULL && pcmapdate < oct1date)
680 greg 2.112 unlink(pcmapname);
681     quit(1);
682     }
683     }
684     tnow = time((time_t *)NULL);
685     if (pgmapname != NULL)
686     pgmapdate = tnow;
687     if (pcmapname != NULL)
688     pcmapdate = tnow;
689     oct1date = tnow; /* trigger ambient file removal if needed */
690     }
691    
692    
693 schorsch 2.76 static char *
694 greg 2.91 addarg( /* append argument and advance pointer */
695 greg 2.109 char *op,
696     char *arg
697 schorsch 2.76 )
698 greg 2.1 {
699 greg 2.91 while (*op)
700     op++;
701 greg 2.1 *op = ' ';
702 schorsch 2.71 while ( (*++op = *arg++) )
703 greg 2.1 ;
704     return(op);
705     }
706    
707    
708 schorsch 2.76 static void
709     oconvopts( /* get oconv options */
710 greg 2.109 char *oo
711 schorsch 2.76 )
712 greg 2.1 {
713 greg 2.2 /* BEWARE: This may be called via setdefaults(), so no assumptions */
714    
715 greg 2.1 *oo = '\0';
716 greg 2.112 if (!vdef(OCONV))
717     return;
718     if (vval(OCONV)[0] != '-') {
719     atos(c_oconv, sizeof(c_oconv), vval(OCONV));
720     oo = addarg(oo, sskip2(vval(OCONV), 1));
721     } else
722     oo = addarg(oo, vval(OCONV));
723 greg 2.1 }
724    
725    
726 schorsch 2.76 static void
727     mkillumopts( /* get mkillum options */
728 greg 2.78 char *mo
729 schorsch 2.76 )
730 greg 2.26 {
731     /* BEWARE: This may be called via setdefaults(), so no assumptions */
732    
733 greg 2.91 if (nprocs > 1)
734 greg 2.78 sprintf(mo, " -n %d", nprocs);
735 greg 2.91 else
736 greg 2.78 *mo = '\0';
737 greg 2.112 if (!vdef(MKILLUM))
738     return;
739     if (vval(MKILLUM)[0] != '-') {
740     atos(c_mkillum, sizeof(c_mkillum), vval(MKILLUM));
741     mo = addarg(mo, sskip2(vval(MKILLUM), 1));
742     } else
743     mo = addarg(mo, vval(MKILLUM));
744     }
745    
746    
747     static void
748     mkpmapopts( /* get mkpmap options */
749     char *mo
750     )
751     {
752     /* BEWARE: This may be called via setdefaults(), so no assumptions */
753    
754     *mo = '\0';
755     if (!vdef(MKPMAP))
756     return;
757     if (vval(MKPMAP)[0] != '-') {
758     atos(c_mkpmap, sizeof(c_mkpmap), vval(MKPMAP));
759     mo = addarg(mo, sskip2(vval(MKPMAP), 1));
760     } else
761     mo = addarg(mo, vval(MKPMAP));
762 greg 2.26 }
763    
764    
765 schorsch 2.76 static void
766     checkambfile(void) /* check date on ambient file */
767 greg 2.7 {
768 greg 2.35 time_t afdate;
769 greg 2.7
770 greg 2.11 if (!vdef(AMBFILE))
771     return;
772 greg 2.26 if (!(afdate = fdate(vval(AMBFILE))))
773 greg 2.11 return;
774 schorsch 2.70 if (oct1date > afdate) {
775 greg 2.41 if (touchonly)
776     touch(vval(AMBFILE));
777     else
778     rmfile(vval(AMBFILE));
779 schorsch 2.70 }
780 greg 2.7 }
781    
782    
783 schorsch 2.76 static double
784     ambval(void) /* compute ambient value */
785 greg 2.1 {
786 greg 2.3 if (vdef(EXPOSURE)) {
787 greg 2.2 if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
788 greg 2.50 return(.5/pow(2.,vflt(EXPOSURE)));
789     return(.5/vflt(EXPOSURE));
790 greg 2.3 }
791 greg 2.2 if (vlet(ZONE) == 'E')
792     return(10.);
793 greg 2.3 if (vlet(ZONE) == 'I')
794 greg 2.2 return(.01);
795 greg 2.3 badvalue(ZONE);
796 schorsch 2.76 return 0; /* pro forma return */
797 greg 2.30 }
798    
799    
800 schorsch 2.76 static void
801     renderopts( /* set rendering options */
802     char *op,
803     char *po
804     )
805 greg 2.30 {
806 greg 2.112 char pmapf[256], *bw;
807    
808 greg 2.30 switch(vscale(QUALITY)) {
809     case LOW:
810 greg 2.38 lowqopts(op, po);
811 greg 2.30 break;
812     case MEDIUM:
813 greg 2.38 medqopts(op, po);
814 greg 2.30 break;
815     case HIGH:
816 greg 2.38 hiqopts(op, po);
817 greg 2.30 break;
818     }
819 greg 2.112 if (vdef(PGMAP)) {
820     bw = sskip2(vval(PGMAP), 2);
821     atos(pmapf, sizeof(pmapf), vval(PGMAP));
822     op = addarg(addarg(op, "-ap"), pmapf);
823     if (atoi(bw) > 0) op = addarg(op, bw);
824     }
825     if (vdef(PCMAP)) {
826     bw = sskip2(vval(PCMAP), 2);
827     atos(pmapf, sizeof(pmapf), vval(PCMAP));
828     op = addarg(addarg(op, "-ap"), pmapf);
829     if (atoi(bw) > 0) op = addarg(op, bw);
830     }
831 greg 2.91 if (vdef(RENDER))
832     op = addarg(op, vval(RENDER));
833     if (rvdevice != NULL) {
834     if (vdef(RVU))
835     if (vval(RVU)[0] != '-') {
836     atos(c_rvu, sizeof(c_rvu), vval(RVU));
837     po = addarg(po, sskip2(vval(RVU), 1));
838     } else
839     po = addarg(po, vval(RVU));
840     } else {
841     if (vdef(RPICT))
842     if (vval(RPICT)[0] != '-') {
843     atos(c_rpict, sizeof(c_rpict), vval(RPICT));
844     po = addarg(po, sskip2(vval(RPICT), 1));
845     } else
846     po = addarg(po, vval(RPICT));
847     }
848 greg 2.2 }
849 greg 2.1
850 greg 2.2
851 schorsch 2.76 static void
852     lowqopts( /* low quality rendering options */
853 greg 2.109 char *op,
854 schorsch 2.76 char *po
855     )
856 greg 2.2 {
857     double d, org[3], siz[3];
858    
859 greg 2.1 *op = '\0';
860 greg 2.38 *po = '\0';
861 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
862 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
863     badvalue(ZONE);
864 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
865 schorsch 2.71 if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
866 greg 2.39 badvalue(ZONE);
867 greg 2.2 getoctcube(org, &d);
868     d *= 3./(siz[0]+siz[1]+siz[2]);
869     switch (vscale(DETAIL)) {
870     case LOW:
871 greg 2.38 po = addarg(po, "-ps 16");
872     op = addarg(op, "-dp 64");
873 greg 2.72 sprintf(op, " -ar %d", (int)(8*d));
874 greg 2.2 op += strlen(op);
875     break;
876     case MEDIUM:
877 greg 2.38 po = addarg(po, "-ps 8");
878     op = addarg(op, "-dp 128");
879 greg 2.72 sprintf(op, " -ar %d", (int)(16*d));
880 greg 2.2 op += strlen(op);
881     break;
882     case HIGH:
883 greg 2.38 po = addarg(po, "-ps 4");
884     op = addarg(op, "-dp 256");
885 greg 2.72 sprintf(op, " -ar %d", (int)(32*d));
886 greg 2.2 op += strlen(op);
887     break;
888     }
889 greg 2.38 po = addarg(po, "-pt .16");
890 greg 2.2 if (vbool(PENUMBRAS))
891     op = addarg(op, "-ds .4");
892 greg 2.4 else
893     op = addarg(op, "-ds 0");
894 greg 2.99 op = addarg(op, "-dt .2 -dc .25 -dr 0 -ss 0 -st .5");
895 greg 2.2 if (vdef(AMBFILE)) {
896     sprintf(op, " -af %s", vval(AMBFILE));
897     op += strlen(op);
898     } else
899     overture = 0;
900     switch (vscale(VARIABILITY)) {
901     case LOW:
902 greg 2.72 op = addarg(op, "-aa .3 -ad 256");
903 greg 2.2 break;
904     case MEDIUM:
905 greg 2.72 op = addarg(op, "-aa .25 -ad 512");
906 greg 2.2 break;
907     case HIGH:
908 greg 2.72 op = addarg(op, "-aa .2 -ad 1024");
909 greg 2.2 break;
910     }
911     op = addarg(op, "-as 0");
912     d = ambval();
913     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
914     op += strlen(op);
915 greg 2.105 op = addarg(op, "-lr 6 -lw .003");
916 greg 2.1 }
917    
918    
919 schorsch 2.76 static void
920     medqopts( /* medium quality rendering options */
921 greg 2.109 char *op,
922 schorsch 2.76 char *po
923     )
924 greg 2.1 {
925 greg 2.47 double d, org[3], siz[3], asz;
926 greg 2.1
927     *op = '\0';
928 greg 2.38 *po = '\0';
929 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
930 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
931     badvalue(ZONE);
932 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
933 schorsch 2.71 if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
934 greg 2.39 badvalue(ZONE);
935 greg 2.2 getoctcube(org, &d);
936 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
937     d /= asz;
938 greg 2.2 switch (vscale(DETAIL)) {
939     case LOW:
940 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
941 greg 2.23 op = addarg(op, "-dp 256");
942 greg 2.72 sprintf(op, " -ar %d", (int)(16*d));
943 greg 2.2 op += strlen(op);
944 greg 2.47 sprintf(op, " -ms %.2g", asz/20.);
945     op += strlen(op);
946 greg 2.2 break;
947     case MEDIUM:
948 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
949 greg 2.23 op = addarg(op, "-dp 512");
950 greg 2.72 sprintf(op, " -ar %d", (int)(32*d));
951 greg 2.2 op += strlen(op);
952 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
953     op += strlen(op);
954 greg 2.2 break;
955     case HIGH:
956 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
957 greg 2.23 op = addarg(op, "-dp 1024");
958 greg 2.72 sprintf(op, " -ar %d", (int)(64*d));
959 greg 2.2 op += strlen(op);
960 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
961     op += strlen(op);
962 greg 2.2 break;
963     }
964 greg 2.38 po = addarg(po, "-pt .08");
965 greg 2.4 if (vbool(PENUMBRAS))
966 greg 2.89 op = addarg(op, "-ds .2 -dj .9");
967 greg 2.4 else
968 greg 2.2 op = addarg(op, "-ds .3");
969 greg 2.100 op = addarg(op, "-dt .1 -dc .5 -dr 1 -ss 1 -st .1");
970 schorsch 2.71 if ( (overture = vint(INDIRECT)) ) {
971 greg 2.5 sprintf(op, " -ab %d", overture);
972     op += strlen(op);
973     }
974 greg 2.2 if (vdef(AMBFILE)) {
975     sprintf(op, " -af %s", vval(AMBFILE));
976     op += strlen(op);
977     } else
978     overture = 0;
979     switch (vscale(VARIABILITY)) {
980     case LOW:
981 greg 2.72 op = addarg(op, "-aa .2 -ad 329 -as 42");
982 greg 2.2 break;
983     case MEDIUM:
984 greg 2.72 op = addarg(op, "-aa .15 -ad 800 -as 128");
985 greg 2.2 break;
986     case HIGH:
987 greg 2.72 op = addarg(op, "-aa .1 -ad 1536 -as 392");
988 greg 2.2 break;
989     }
990     d = ambval();
991     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
992     op += strlen(op);
993 greg 2.105 op = addarg(op, "-lr 8 -lw 1e-4");
994 greg 2.1 }
995    
996    
997 schorsch 2.76 static void
998     hiqopts( /* high quality rendering options */
999 greg 2.109 char *op,
1000 schorsch 2.76 char *po
1001     )
1002 greg 2.1 {
1003 greg 2.47 double d, org[3], siz[3], asz;
1004 greg 2.1
1005     *op = '\0';
1006 greg 2.38 *po = '\0';
1007 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
1008 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
1009     badvalue(ZONE);
1010 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
1011 schorsch 2.71 if ((siz[0] <= FTINY) | (siz[1] <= FTINY) | (siz[2] <= FTINY))
1012 greg 2.39 badvalue(ZONE);
1013 greg 2.2 getoctcube(org, &d);
1014 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
1015     d /= asz;
1016 greg 2.2 switch (vscale(DETAIL)) {
1017     case LOW:
1018 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
1019 greg 2.23 op = addarg(op, "-dp 1024");
1020 greg 2.72 sprintf(op, " -ar %d", (int)(32*d));
1021 greg 2.2 op += strlen(op);
1022 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
1023     op += strlen(op);
1024 greg 2.2 break;
1025     case MEDIUM:
1026 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
1027 greg 2.23 op = addarg(op, "-dp 2048");
1028 greg 2.72 sprintf(op, " -ar %d", (int)(64*d));
1029 greg 2.2 op += strlen(op);
1030 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
1031     op += strlen(op);
1032 greg 2.2 break;
1033     case HIGH:
1034 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
1035 greg 2.23 op = addarg(op, "-dp 4096");
1036 greg 2.72 sprintf(op, " -ar %d", (int)(128*d));
1037 greg 2.47 op += strlen(op);
1038     sprintf(op, " -ms %.2g", asz/160.);
1039 greg 2.2 op += strlen(op);
1040     break;
1041     }
1042 greg 2.38 po = addarg(po, "-pt .04");
1043 greg 2.4 if (vbool(PENUMBRAS))
1044 greg 2.90 op = addarg(op, "-ds .1 -dj .9");
1045 greg 2.4 else
1046 greg 2.2 op = addarg(op, "-ds .2");
1047 greg 2.101 op = addarg(op, "-dt .05 -dc .75 -dr 3 -ss 16 -st .01");
1048 greg 2.2 sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
1049     op += strlen(op);
1050     if (vdef(AMBFILE)) {
1051     sprintf(op, " -af %s", vval(AMBFILE));
1052     op += strlen(op);
1053     } else
1054     overture = 0;
1055     switch (vscale(VARIABILITY)) {
1056     case LOW:
1057 greg 2.72 op = addarg(op, "-aa .125 -ad 512 -as 64");
1058 greg 2.2 break;
1059     case MEDIUM:
1060 greg 2.72 op = addarg(op, "-aa .1 -ad 1536 -as 768");
1061 greg 2.2 break;
1062     case HIGH:
1063 greg 2.72 op = addarg(op, "-aa .075 -ad 4096 -as 2048");
1064 greg 2.2 break;
1065     }
1066     d = ambval();
1067     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
1068     op += strlen(op);
1069 greg 2.105 op = addarg(op, "-lr 12 -lw 1e-5");
1070 greg 2.1 }
1071    
1072    
1073 greg 2.109 #ifdef _WIN32
1074     static void
1075     setenv( /* set an environment variable */
1076     char *vname,
1077     char *value
1078     )
1079     {
1080     char *evp;
1081    
1082     evp = bmalloc(strlen(vname)+strlen(value)+2);
1083     if (evp == NULL)
1084     syserr(progname);
1085     sprintf(evp, "%s=%s", vname, value);
1086     if (putenv(evp) != 0) {
1087     fprintf(stderr, "%s: out of environment space\n", progname);
1088     quit(1);
1089     }
1090     if (!silent)
1091     printf("set %s\n", evp);
1092     }
1093     #endif
1094    
1095    
1096 schorsch 2.76 static void
1097     xferopts( /* transfer options if indicated */
1098     char *ro
1099     )
1100 greg 2.1 {
1101     int fd, n;
1102 greg 2.109 char *cp;
1103 greg 2.1
1104     n = strlen(ro);
1105     if (n < 2)
1106     return;
1107     if (vdef(OPTFILE)) {
1108 greg 2.10 for (cp = ro; cp[1]; cp++)
1109 greg 2.49 if (isspace(cp[1]) && (cp[2] == '@' ||
1110     (cp[2] == '-' && isalpha(cp[3]))))
1111 greg 2.10 *cp = '\n';
1112     else
1113     *cp = cp[1];
1114     *cp = '\n';
1115     fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
1116     if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
1117 greg 2.3 syserr(vval(OPTFILE));
1118 greg 2.15 sprintf(ro, " @%s", vval(OPTFILE));
1119 greg 2.1 }
1120 schorsch 2.63 #ifdef _WIN32
1121 greg 2.1 else if (n > 50) {
1122 greg 2.8 setenv("ROPT", ro+1);
1123 greg 2.1 strcpy(ro, " $ROPT");
1124     }
1125     #endif
1126     }
1127    
1128    
1129 schorsch 2.76 static void
1130     pfiltopts( /* get pfilt options */
1131 greg 2.109 char *po
1132 schorsch 2.76 )
1133 greg 2.1 {
1134     *po = '\0';
1135     if (vdef(EXPOSURE)) {
1136     po = addarg(po, "-1 -e");
1137     po = addarg(po, vval(EXPOSURE));
1138     }
1139 greg 2.12 switch (vscale(QUALITY)) {
1140     case MEDIUM:
1141 greg 2.61 po = addarg(po, "-r .6");
1142 greg 2.12 break;
1143     case HIGH:
1144 greg 2.14 po = addarg(po, "-m .25");
1145 greg 2.12 break;
1146     }
1147 greg 2.1 if (vdef(PFILT))
1148 greg 2.91 if (vval(PFILT)[0] != '-') {
1149     atos(c_pfilt, sizeof(c_pfilt), vval(PFILT));
1150     po = addarg(po, sskip2(vval(PFILT), 1));
1151     } else
1152     po = addarg(po, vval(PFILT));
1153 greg 2.1 }
1154    
1155    
1156 schorsch 2.76 static int
1157     matchword( /* match white-delimited words */
1158 greg 2.109 char *s1,
1159     char *s2
1160 schorsch 2.76 )
1161 greg 2.1 {
1162     while (isspace(*s1)) s1++;
1163     while (isspace(*s2)) s2++;
1164     while (*s1 && !isspace(*s1))
1165     if (*s1++ != *s2++)
1166     return(0);
1167     return(!*s2 || isspace(*s2));
1168     }
1169    
1170    
1171 schorsch 2.76 static char *
1172     specview( /* get proper view spec from vs */
1173 greg 2.109 char *vs
1174 schorsch 2.76 )
1175 greg 2.1 {
1176 greg 2.3 static char vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
1177     "-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
1178 greg 2.1 static char viewopts[128];
1179 greg 2.109 char *cp;
1180 greg 2.3 int xpos, ypos, zpos, viewtype, upax;
1181 greg 2.109 int i;
1182 greg 2.1 double cent[3], dim[3], mult, d;
1183    
1184 greg 2.9 if (vs == NULL || *vs == '-')
1185 greg 2.1 return(vs);
1186 greg 2.3 upax = 0; /* get the up vector */
1187     if (vdef(UP)) {
1188     if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
1189     upax = 1-'X'+UPPER(vval(UP)[1]);
1190     else
1191     upax = 1-'X'+vlet(UP);
1192 schorsch 2.71 if ((upax < 1) | (upax > 3))
1193 greg 2.3 badvalue(UP);
1194     if (vval(UP)[0] == '-')
1195     upax = -upax;
1196     }
1197 greg 2.1 /* check standard view names */
1198     xpos = ypos = zpos = 0;
1199     if (*vs == 'X') {
1200     xpos = 1; vs++;
1201     } else if (*vs == 'x') {
1202     xpos = -1; vs++;
1203     }
1204     if (*vs == 'Y') {
1205     ypos = 1; vs++;
1206     } else if (*vs == 'y') {
1207     ypos = -1; vs++;
1208     }
1209     if (*vs == 'Z') {
1210     zpos = 1; vs++;
1211     } else if (*vs == 'z') {
1212     zpos = -1; vs++;
1213     }
1214 greg 2.84 switch (*vs) {
1215     case VT_PER:
1216     case VT_PAR:
1217     case VT_ANG:
1218     case VT_HEM:
1219     case VT_PLS:
1220     case VT_CYL:
1221 greg 2.1 viewtype = *vs++;
1222 greg 2.84 break;
1223     default:
1224     viewtype = VT_PER;
1225     break;
1226     }
1227 greg 2.1 cp = viewopts;
1228 greg 2.3 if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) { /* got one! */
1229 greg 2.1 *cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
1230     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
1231     &cent[0], &dim[0], &cent[1], &dim[1],
1232 greg 2.3 &cent[2], &dim[2]) != 6)
1233     badvalue(ZONE);
1234     for (i = 0; i < 3; i++) {
1235     dim[i] -= cent[i];
1236 greg 2.39 if (dim[i] <= FTINY)
1237     badvalue(ZONE);
1238 greg 2.3 cent[i] += .5*dim[i];
1239 greg 2.1 }
1240 greg 2.3 mult = vlet(ZONE)=='E' ? 2. : .45 ;
1241 greg 2.110 sprintf(cp, " -vp %.3g %.3g %.3g -vd %.3g %.3g %.3g",
1242 greg 2.1 cent[0]+xpos*mult*dim[0],
1243     cent[1]+ypos*mult*dim[1],
1244     cent[2]+zpos*mult*dim[2],
1245     -xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
1246     cp += strlen(cp);
1247 greg 2.3 /* redirect up axis if necessary */
1248     switch (upax) {
1249     case 3: /* plus or minus Z axis */
1250     case -3:
1251     case 0:
1252     if (!(xpos|ypos))
1253     upax = 2;
1254 greg 2.1 break;
1255 greg 2.3 case 2: /* plus or minus Y axis */
1256     case -2:
1257     if (!(xpos|zpos))
1258     upax = 1;
1259     break;
1260     case 1: /* plus or minus X axis */
1261     case -1:
1262     if (!(ypos|zpos))
1263     upax = 3;
1264     break;
1265 greg 2.1 }
1266 greg 2.3 cp = addarg(cp, vup[upax+3]);
1267 greg 2.1 switch (viewtype) {
1268 greg 2.84 case VT_PER:
1269 greg 2.1 cp = addarg(cp, "-vh 45 -vv 45");
1270     break;
1271 greg 2.84 case VT_PAR:
1272 greg 2.1 d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
1273 greg 2.110 sprintf(cp, " -vh %.3g -vv %.3g", d, d);
1274 greg 2.1 cp += strlen(cp);
1275     break;
1276 greg 2.84 case VT_ANG:
1277     case VT_HEM:
1278     case VT_PLS:
1279 greg 2.1 cp = addarg(cp, "-vh 180 -vv 180");
1280 greg 2.44 break;
1281 greg 2.84 case VT_CYL:
1282 greg 2.44 cp = addarg(cp, "-vh 180 -vv 90");
1283 greg 2.1 break;
1284     }
1285 greg 2.3 } else {
1286 greg 2.4 while (!isspace(*vs)) /* else skip id */
1287     if (!*vs++)
1288     return(NULL);
1289 greg 2.92 if (upax) { /* prepend up vector */
1290 greg 2.3 strcpy(cp, vup[upax+3]);
1291     cp += strlen(cp);
1292     }
1293     }
1294 greg 2.26 if (cp == viewopts) /* append any additional options */
1295     vs++; /* skip prefixed space if unneeded */
1296     strcpy(cp, vs);
1297 schorsch 2.63 #ifdef _WIN32
1298 greg 2.8 if (strlen(viewopts) > 40) {
1299     setenv("VIEW", viewopts);
1300     return("$VIEW");
1301     }
1302     #endif
1303 greg 2.1 return(viewopts);
1304     }
1305    
1306    
1307 schorsch 2.76 static char *
1308     getview( /* get view n, or NULL if none */
1309     int n,
1310     char *vn /* returned view name */
1311     )
1312 greg 2.1 {
1313 greg 2.109 char *mv;
1314 greg 2.1
1315 greg 2.8 if (viewselect != NULL) { /* command-line selected */
1316 greg 2.1 if (n) /* only do one */
1317     return(NULL);
1318 greg 2.92
1319     if (isint(viewselect)) { /* view number? */
1320     n = atoi(viewselect)-1;
1321     goto numview;
1322     }
1323 greg 2.1 if (viewselect[0] == '-') { /* already specified */
1324 greg 2.93 if (vn != NULL)
1325     strcpy(vn, "0");
1326 greg 2.1 return(viewselect);
1327     }
1328     if (vn != NULL) {
1329     for (mv = viewselect; *mv && !isspace(*mv);
1330     *vn++ = *mv++)
1331     ;
1332     *vn = '\0';
1333     }
1334     /* check list */
1335 gregl 2.55 while ((mv = nvalue(VIEWS, n++)) != NULL)
1336 greg 2.1 if (matchword(viewselect, mv))
1337     return(specview(mv));
1338 greg 2.92
1339 greg 2.1 return(specview(viewselect)); /* standard view? */
1340     }
1341 greg 2.92 numview:
1342 gregl 2.55 mv = nvalue(VIEWS, n); /* use view n */
1343 greg 2.92 if ((vn != NULL) & (mv != NULL))
1344     if (*mv != '-') {
1345 greg 2.109 char *mv2 = mv;
1346 greg 2.19 while (*mv2 && !isspace(*mv2))
1347     *vn++ = *mv2++;
1348 greg 2.92 *vn = '\0';
1349     } else
1350     sprintf(vn, "%d", n+1);
1351    
1352 greg 2.8 return(specview(mv));
1353 greg 2.20 }
1354    
1355    
1356 schorsch 2.76 static int
1357     myprintview( /* print out selected view */
1358 greg 2.109 char *vopts,
1359 schorsch 2.76 FILE *fp
1360     )
1361 greg 2.20 {
1362 gregl 2.55 VIEW vwr;
1363     char buf[128];
1364 greg 2.109 char *cp;
1365 schorsch 2.80 #ifdef _WIN32
1366     /* XXX Should we allow something like this for all platforms? */
1367     /* XXX Or is it still required at all? */
1368     again:
1369     #endif
1370 greg 2.20 if (vopts == NULL)
1371     return(-1);
1372 schorsch 2.63 #ifdef _WIN32
1373 gregl 2.55 if (vopts[0] == '$') {
1374     vopts = getenv(vopts+1);
1375     goto again;
1376     }
1377 greg 2.24 #endif
1378 schorsch 2.70 vwr = stdview;
1379 gwlarson 2.59 sscanview(&vwr, cp=vopts); /* set initial options */
1380 gregl 2.55 while ((cp = strstr(cp, "-vf ")) != NULL &&
1381 gwlarson 2.59 *atos(buf, sizeof(buf), cp += 4)) {
1382     viewfile(buf, &vwr, NULL); /* load -vf file */
1383     sscanview(&vwr, cp); /* reset tail */
1384     }
1385 greg 2.67 fputs(VIEWSTR, fp);
1386     fprintview(&vwr, fp); /* print full spec. */
1387     fputc('\n', fp);
1388 greg 2.20 return(0);
1389 greg 2.1 }
1390    
1391    
1392 schorsch 2.76 static void
1393     rvu( /* run rvu with first view */
1394     char *opts,
1395     char *po
1396     )
1397 greg 2.1 {
1398 greg 2.21 char *vw;
1399 schorsch 2.65 char combuf[PATH_MAX];
1400 greg 2.1 /* build command */
1401 greg 2.41 if (touchonly || (vw = getview(0, NULL)) == NULL)
1402 greg 2.21 return;
1403     if (sayview)
1404 greg 2.67 myprintview(vw, stdout);
1405 greg 2.91 sprintf(combuf, "%s %s%s%s -R %s ", c_rvu, vw, opts, po, rifname);
1406 greg 2.86 if (nprocs > 1)
1407     sprintf(combuf+strlen(combuf), "-n %d ", nprocs);
1408 greg 2.1 if (rvdevice != NULL)
1409     sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1410 greg 2.29 if (vdef(EXPOSURE))
1411     sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1412 greg 2.26 strcat(combuf, oct1name);
1413 greg 2.4 if (runcom(combuf)) { /* run it */
1414 greg 2.91 fprintf(stderr, "%s: error running %s\n", progname, c_rvu);
1415 greg 2.53 quit(1);
1416 greg 2.1 }
1417     }
1418    
1419    
1420 greg 2.106 static int
1421     syncf_done( /* check if an rpiece sync file is complete */
1422     char *sfname
1423     )
1424     {
1425     FILE *fp = fopen(sfname, "r");
1426     int todo = 1;
1427     int x, y;
1428    
1429     if (fp == NULL)
1430     return(0);
1431     if (fscanf(fp, "%d %d", &x, &y) != 2)
1432     goto checked;
1433     todo = x*y; /* total number of tiles */
1434     if (fscanf(fp, "%d %d", &x, &y) != 2 || (x != 0) | (y != 0))
1435     goto checked;
1436     /* XXX assume no redundant tiles */
1437     while (fscanf(fp, "%d %d", &x, &y) == 2)
1438     if (!--todo)
1439     break;
1440     checked:
1441     fclose(fp);
1442     return(!todo);
1443     }
1444    
1445    
1446 schorsch 2.76 static void
1447     rpict( /* run rpict and pfilt for each view */
1448     char *opts,
1449     char *po
1450     )
1451 greg 2.1 {
1452 greg 2.93 #define do_rpiece (sfile[0]!='\0')
1453 greg 2.102 char combuf[5*PATH_MAX+512];
1454 schorsch 2.65 char rawfile[PATH_MAX], picfile[PATH_MAX];
1455     char zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1456 greg 2.102 char rppopt[32], sfile[PATH_MAX], *pfile = NULL;
1457 greg 2.3 char pfopts[128];
1458 greg 2.1 char vs[32], *vw;
1459     int vn, mult;
1460 greg 2.67 FILE *fp;
1461 greg 2.41 time_t rfdt, pfdt;
1462 greg 2.104 int xres, yres;
1463     double aspect;
1464     int n;
1465 greg 2.1 /* get pfilt options */
1466     pfiltopts(pfopts);
1467     /* get resolution, reporting */
1468 greg 2.31 switch (vscale(QUALITY)) {
1469     case LOW:
1470     mult = 1;
1471     break;
1472     case MEDIUM:
1473     mult = 2;
1474     break;
1475     case HIGH:
1476     mult = 3;
1477     break;
1478     }
1479 greg 2.104 n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1480     if (n == 3)
1481     sprintf(res, "-x %d -y %d -pa %.3f",
1482     mult*xres, mult*yres, aspect);
1483     else if (n) {
1484     aspect = 1.;
1485     if (n == 1) yres = xres;
1486     sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1487     } else
1488     badvalue(RESOLUTION);
1489 greg 2.1 rep[0] = '\0';
1490     if (vdef(REPORT)) {
1491     double minutes;
1492     n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1493     if (n == 2)
1494     sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1495     else if (n == 1)
1496     sprintf(rep, " -t %d", (int)(minutes*60));
1497 greg 2.3 else
1498     badvalue(REPORT);
1499 greg 2.1 }
1500 greg 2.67 /* set up parallel rendering */
1501 greg 2.93 sfile[0] = '\0';
1502     if ((nprocs > 1) & !touchonly & !vdef(ZFILE) &&
1503     getview(0, vs) != NULL) {
1504     if (!strcmp(c_rpict, DEF_RPICT_PATH) &&
1505     getview(1, NULL) == NULL) {
1506 greg 2.102 sprintf(sfile, "%s_%s_rpsync.txt",
1507     vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE),
1508     vs);
1509 greg 2.93 strcpy(rppopt, "-PP pfXXXXXX");
1510     } else {
1511     strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1512     }
1513     pfile = rppopt + strlen(rppopt) - 8;
1514 greg 2.94 if (mktemp(pfile) == NULL) {
1515 greg 2.93 if (do_rpiece) {
1516     fprintf(stderr, "%s: cannot create\n", pfile);
1517     quit(1);
1518 greg 2.94 }
1519     pfile = NULL;
1520     }
1521 greg 2.67 }
1522 greg 2.66 vn = 0; /* do each view */
1523 greg 2.1 while ((vw = getview(vn++, vs)) != NULL) {
1524 greg 2.21 if (sayview)
1525 greg 2.67 myprintview(vw, stdout);
1526 greg 2.87 sprintf(picfile, "%s_%s.hdr", vval(PICTURE), vs);
1527 greg 2.45 if (vdef(ZFILE))
1528     sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1529     else
1530     zopt[0] = '\0';
1531 greg 2.1 /* check date on picture */
1532 greg 2.41 pfdt = fdate(picfile);
1533     if (pfdt >= oct1date)
1534 greg 2.1 continue;
1535 greg 2.41 /* get raw file name */
1536 greg 2.45 sprintf(rawfile, "%s_%s.unf",
1537     vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1538 greg 2.41 rfdt = fdate(rawfile);
1539     if (touchonly) { /* update times only */
1540     if (rfdt) {
1541     if (rfdt < oct1date)
1542     touch(rawfile);
1543     } else if (pfdt && pfdt < oct1date)
1544     touch(picfile);
1545     continue;
1546     }
1547 greg 2.93 /* parallel running? */
1548     if (do_rpiece) {
1549 greg 2.94 if (rfdt < oct1date || !fdate(sfile)) {
1550 greg 2.95 int xdiv = 8+nprocs/3, ydiv = 8+nprocs/3;
1551 greg 2.102 if (rfdt >= oct1date) {
1552     fprintf(stderr,
1553 greg 2.107 "%s: partial output not created with %s\n", rawfile, c_rpiece);
1554 greg 2.102 quit(1);
1555     }
1556 greg 2.103 if (rfdt) { /* start fresh */
1557     rmfile(rawfile);
1558     rfdt = 0;
1559     }
1560 greg 2.95 if (!silent)
1561 greg 2.96 printf("\techo %d %d > %s\n",
1562 greg 2.95 xdiv, ydiv, sfile);
1563 greg 2.93 if ((fp = fopen(sfile, "w")) == NULL) {
1564     fprintf(stderr, "%s: cannot create\n",
1565     sfile);
1566     quit(1);
1567     }
1568 greg 2.95 fprintf(fp, "%d %d\n", xdiv, ydiv);
1569 greg 2.93 fclose(fp);
1570     }
1571 greg 2.98 } else if (next_process(0)) {
1572 greg 2.67 if (pfile != NULL)
1573 greg 2.93 sleep(10);
1574 greg 2.66 continue;
1575 greg 2.93 } else if (!inchild())
1576     pfile = NULL;
1577 greg 2.66 /* XXX Remember to call finish_process() */
1578 greg 2.1 /* build rpict command */
1579 greg 2.93 if (rfdt >= oct1date) { /* already in progress */
1580     if (do_rpiece) {
1581     sprintf(combuf, "%s -R %s %s%s %s %s%s%s -o %s %s",
1582     c_rpiece, sfile, rppopt, rep, vw,
1583     res, opts, po, rawfile, oct1name);
1584 greg 2.98 while (next_process(1)) {
1585 greg 2.93 sleep(10);
1586     combuf[strlen(c_rpiece)+2] = 'F';
1587     }
1588     } else
1589     sprintf(combuf, "%s%s%s%s%s -ro %s %s", c_rpict,
1590     rep, opts, po, zopt, rawfile, oct1name);
1591     if (runcom(combuf)) /* run rpict/rpiece */
1592 greg 2.67 goto rperror;
1593     } else {
1594 greg 2.1 if (overture) { /* run overture calculation */
1595     sprintf(combuf,
1596 greg 2.101 "%s%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1597 greg 2.91 c_rpict, rep, vw, opts,
1598 greg 2.26 oct1name, overfile);
1599 greg 2.101 if (!do_rpiece || !next_process(0)) {
1600     if (runcom(combuf)) {
1601     fprintf(stderr,
1602 greg 2.6 "%s: error in overture for view %s\n",
1603 greg 2.101 progname, vs);
1604     quit(1);
1605     }
1606 schorsch 2.65 #ifndef NULL_DEVICE
1607 greg 2.101 rmfile(overfile);
1608 greg 2.6 #endif
1609 greg 2.101 } else if (do_rpiece)
1610     sleep(20);
1611 greg 2.1 }
1612 greg 2.93 if (do_rpiece) {
1613     sprintf(combuf, "%s -F %s %s%s %s %s%s%s -o %s %s",
1614     c_rpiece, sfile, rppopt, rep, vw,
1615     res, opts, po, rawfile, oct1name);
1616 greg 2.98 while (next_process(1))
1617 greg 2.93 sleep(10);
1618     } else {
1619     sprintf(combuf, "%s%s %s %s%s%s%s %s > %s",
1620     c_rpict, rep, vw, res, opts, po,
1621     zopt, oct1name, rawfile);
1622     }
1623     if ((pfile != NULL) & !do_rpiece) {
1624 greg 2.82 if (!silent)
1625 greg 2.67 printf("\t%s\n", combuf);
1626 greg 2.82 fflush(stdout);
1627 greg 2.91 sprintf(combuf, "%s%s %s %s%s%s %s > %s",
1628 greg 2.93 c_rpict, rep, rppopt, res,
1629     opts, po, oct1name, rawfile);
1630 greg 2.67 fp = popen(combuf, "w");
1631     if (fp == NULL)
1632     goto rperror;
1633     myprintview(vw, fp);
1634     if (pclose(fp))
1635     goto rperror;
1636 greg 2.93 } else if (runcom(combuf))
1637     goto rperror;
1638     }
1639     if (do_rpiece) { /* need to finish raw, first */
1640     finish_process();
1641     wait_process(1);
1642 greg 2.106 if (!syncf_done(sfile)) {
1643     fprintf(stderr,
1644 greg 2.107 "%s: %s did not complete rendering of view %s\n",
1645     progname, c_rpiece, vs);
1646 greg 2.106 quit(1);
1647     }
1648 greg 2.1 }
1649 greg 2.45 if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1650 greg 2.1 /* build pfilt command */
1651 greg 2.104 if (do_rpiece)
1652     sprintf(combuf,
1653     "%s%s -x %d -y %d -p %.3f %s > %s",
1654     c_pfilt, pfopts, xres, yres, aspect,
1655     rawfile, picfile);
1656     else if (mult > 1)
1657 greg 2.91 sprintf(combuf, "%s%s -x /%d -y /%d %s > %s",
1658     c_pfilt, pfopts, mult, mult,
1659     rawfile, picfile);
1660 greg 2.45 else
1661 greg 2.91 sprintf(combuf, "%s%s %s > %s", c_pfilt,
1662     pfopts, rawfile, picfile);
1663 greg 2.67 if (runcom(combuf)) { /* run pfilt */
1664 greg 2.45 fprintf(stderr,
1665     "%s: error filtering view %s\n\t%s removed\n",
1666     progname, vs, picfile);
1667     unlink(picfile);
1668 greg 2.53 quit(1);
1669 greg 2.45 }
1670 greg 2.1 }
1671 greg 2.43 /* remove/rename raw file */
1672 greg 2.45 if (vdef(RAWFILE)) {
1673 greg 2.87 sprintf(combuf, "%s_%s.hdr", vval(RAWFILE), vs);
1674 greg 2.43 mvfile(rawfile, combuf);
1675     } else
1676     rmfile(rawfile);
1677 greg 2.93 if (do_rpiece) /* done with sync file */
1678     rmfile(sfile);
1679     else
1680     finish_process(); /* exit if child */
1681 greg 2.4 }
1682 greg 2.66 wait_process(1); /* wait for children to finish */
1683 greg 2.94 if (pfile != NULL) { /* clean up persistent rpict */
1684 schorsch 2.81 RT_PID pid;
1685 greg 2.67 fp = fopen(pfile, "r");
1686     if (fp != NULL) {
1687     if (fscanf(fp, "%*s %d", &pid) != 1 ||
1688 greg 2.73 kill(pid, 1) < 0)
1689 greg 2.67 unlink(pfile);
1690     fclose(fp);
1691     }
1692     }
1693     return;
1694     rperror:
1695     fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1696     quit(1);
1697 greg 2.93 #undef do_rpiece
1698 greg 2.41 }
1699    
1700    
1701 schorsch 2.76 static int
1702     touch( /* update a file */
1703     char *fn
1704     )
1705 greg 2.41 {
1706     if (!silent)
1707     printf("\ttouch %s\n", fn);
1708 greg 2.66 if (!nprocs)
1709 greg 2.41 return(0);
1710     return(setfdate(fn, time((time_t *)NULL)));
1711 greg 2.4 }
1712    
1713    
1714 schorsch 2.76 static int
1715     runcom( /* run command */
1716     char *cs
1717     )
1718 greg 2.4 {
1719     if (!silent) /* echo it */
1720     printf("\t%s\n", cs);
1721 greg 2.66 if (!nprocs)
1722 greg 2.4 return(0);
1723 greg 2.82 fflush(NULL); /* flush output and pass to shell */
1724 greg 2.4 return(system(cs));
1725     }
1726    
1727    
1728 schorsch 2.76 static int
1729     rmfile( /* remove a file */
1730     char *fn
1731     )
1732 greg 2.4 {
1733     if (!silent)
1734 schorsch 2.69 printf("\t%s %s\n", DELCMD, fn);
1735 greg 2.66 if (!nprocs)
1736 greg 2.4 return(0);
1737     return(unlink(fn));
1738 greg 2.43 }
1739    
1740    
1741 schorsch 2.76 static int
1742     mvfile( /* move a file */
1743     char *fold,
1744     char *fnew
1745     )
1746 greg 2.43 {
1747     if (!silent)
1748 schorsch 2.69 printf("\t%s %s %s\n", RENAMECMD, fold, fnew);
1749 greg 2.66 if (!nprocs)
1750 greg 2.43 return(0);
1751     return(rename(fold, fnew));
1752 greg 2.3 }
1753 greg 2.8
1754 greg 2.66
1755     #ifdef RHAS_FORK_EXEC
1756 schorsch 2.76 static int
1757 greg 2.98 next_process(int reserve) /* fork the next process */
1758 greg 2.66 {
1759 schorsch 2.81 RT_PID child_pid;
1760 greg 2.66
1761     if (nprocs <= 1)
1762     return(0); /* it's us or no one */
1763 greg 2.67 if (inchild()) {
1764 greg 2.73 fprintf(stderr, "%s: internal error 1 in next_process()\n",
1765 greg 2.66 progname);
1766     quit(1);
1767     }
1768 greg 2.98 if (reserve > 0 && children_running >= nprocs-reserve)
1769     return(0); /* caller holding back process(es) */
1770 greg 2.66 if (children_running >= nprocs)
1771     wait_process(0); /* wait for someone to finish */
1772 greg 2.82 fflush(NULL); /* flush output */
1773 greg 2.66 child_pid = fork(); /* split process */
1774     if (child_pid == 0) { /* we're the child */
1775     children_running = -1;
1776 greg 2.101 nprocs = 1;
1777 greg 2.66 return(0);
1778     }
1779     if (child_pid > 0) { /* we're the parent */
1780     ++children_running;
1781     return(1);
1782     }
1783     fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1784     return(0);
1785     }
1786    
1787 schorsch 2.76 static void
1788     wait_process( /* wait for process(es) to finish */
1789     int all
1790     )
1791 greg 2.66 {
1792 schorsch 2.85 int ourstatus = 0, status;
1793     RT_PID pid;
1794 greg 2.66
1795     if (all)
1796     all = children_running;
1797     else if (children_running > 0)
1798     all = 1;
1799     while (all-- > 0) {
1800     pid = wait(&status);
1801     if (pid < 0)
1802     syserr(progname);
1803     status = status>>8 & 0xff;
1804     --children_running;
1805     if (status != 0) { /* child's problem is our problem */
1806 schorsch 2.71 if ((ourstatus == 0) & (children_running > 0))
1807 greg 2.66 fprintf(stderr, "%s: waiting for remaining processes\n",
1808     progname);
1809     ourstatus = status;
1810     all = children_running;
1811     }
1812     }
1813     if (ourstatus != 0)
1814     quit(ourstatus); /* bad status from child */
1815     }
1816     #else /* ! RHAS_FORK_EXEC */
1817 schorsch 2.76 static int
1818 greg 2.98 next_process(int reserve)
1819 greg 2.66 {
1820     return(0); /* cannot start new process */
1821     }
1822 schorsch 2.76 static void
1823 greg 2.66 wait_process(all)
1824     int all;
1825     {
1826     (void)all; /* no one to wait for */
1827 schorsch 2.68 }
1828     int
1829     kill(pid, sig) /* win|unix_process.c should also wait and kill */
1830 schorsch 2.85 RT_PID pid;
1831     int sig;
1832 schorsch 2.68 {
1833     return 0;
1834 greg 2.66 }
1835     #endif /* ! RHAS_FORK_EXEC */
1836    
1837 schorsch 2.76 static void
1838     finish_process(void) /* exit a child process */
1839 greg 2.66 {
1840 greg 2.67 if (!inchild())
1841 greg 2.66 return; /* in parent -- noop */
1842     exit(0);
1843     }
1844 greg 2.8
1845 greg 2.3
1846 schorsch 2.76 static void
1847     badvalue( /* report bad variable value and exit */
1848     int vc
1849     )
1850 greg 2.3 {
1851     fprintf(stderr, "%s: bad value for variable '%s'\n",
1852     progname, vnam(vc));
1853 greg 2.53 quit(1);
1854 greg 2.3 }
1855    
1856    
1857 schorsch 2.76 static void
1858     syserr( /* report a system error and exit */
1859     char *s
1860     )
1861 greg 2.3 {
1862     perror(s);
1863 greg 2.53 quit(1);
1864     }
1865    
1866    
1867 greg 2.61 void
1868 greg 2.53 quit(ec) /* exit program */
1869     int ec;
1870     {
1871     exit(ec);
1872 greg 2.1 }