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root/radiance/ray/src/util/ranimate.c
Revision: 2.48
Committed: Tue Jan 18 03:59:41 2005 UTC (19 years, 3 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 2.47: +69 -57 lines
Log Message:
Created pmdblur script and added DBLUR variable to ranimate

File Contents

# User Rev Content
1 greg 2.1 #ifndef lint
2 greg 2.48 static const char RCSid[] = "$Id: ranimate.c,v 2.47 2004/06/08 19:48:31 greg Exp $";
3 greg 2.1 #endif
4     /*
5     * Radiance animation control program
6 greg 2.29 *
7     * The main difference between this program and ranimove is that
8     * we have many optimizations here for camera motion in static
9     * environments, calling rpict and pinterp on multiple processors,
10     * where ranimove puts its emphasis on object motion, and does
11     * not use any external programs for image generation.
12     *
13     * See the ranimate(1) man page for further details.
14     */
15    
16 greg 2.31 #include "copyright.h"
17 greg 2.1
18 schorsch 2.43 #include <stdio.h>
19 greg 2.2 #include <ctype.h>
20 greg 2.1 #include <sys/stat.h>
21 schorsch 2.43 #include <time.h>
22 schorsch 2.46 #include <signal.h>
23 schorsch 2.39
24 schorsch 2.43 #include "platform.h"
25 schorsch 2.39 #include "paths.h"
26 greg 2.47 #include "standard.h"
27 greg 2.1 #include "view.h"
28     #include "vars.h"
29 greg 2.2 #include "netproc.h"
30 greg 2.29 /* default blur samples */
31     #ifndef DEF_NBLUR
32     #define DEF_NBLUR 5
33     #endif
34 greg 2.10 /* default remote shell */
35     #define REMSH "rsh"
36 gwlarson 2.27 /* input variables (alphabetical by name) */
37     #define ANIMATE 0 /* animation command */
38     #define ARCHIVE 1 /* archiving command */
39     #define BASENAME 2 /* output image base name */
40 greg 2.48 #define DBLUR 3 /* depth of field blur */
41     #define DIRECTORY 4 /* working (sub)directory */
42     #define DISKSPACE 5 /* how much disk space to use */
43     #define END 6 /* ending frame number */
44     #define EXPOSURE 7 /* how to compute exposure */
45     #define HOST 8 /* rendering host machine */
46     #define INTERP 9 /* # frames to interpolate */
47     #define MBLUR 10 /* motion blur parameters */
48     #define NEXTANIM 11 /* next animation file */
49     #define OCTREE 12 /* octree file name */
50     #define OVERSAMP 13 /* # times to oversample image */
51     #define PFILT 14 /* pfilt options */
52     #define PINTERP 15 /* pinterp options */
53     #define RENDER 16 /* rendering options */
54     #define RESOLUTION 17 /* desired final resolution */
55     #define RIF 18 /* rad input file */
56     #define RSH 19 /* remote shell script or program */
57     #define RTRACE 20 /* use rtrace with pinterp? */
58     #define START 21 /* starting frame number */
59     #define TRANSFER 22 /* frame transfer command */
60     #define VIEWFILE 23 /* animation frame views */
61 greg 2.1
62 greg 2.48 int NVARS = 24; /* total number of variables */
63 greg 2.1
64     VARIABLE vv[] = { /* variable-value pairs */
65 gwlarson 2.27 {"ANIMATE", 2, 0, NULL, onevalue},
66     {"ARCHIVE", 2, 0, NULL, onevalue},
67     {"BASENAME", 3, 0, NULL, onevalue},
68 greg 2.48 {"DBLUR", 2, 0, NULL, onevalue},
69 greg 2.1 {"DIRECTORY", 3, 0, NULL, onevalue},
70 gwlarson 2.27 {"DISKSPACE", 3, 0, NULL, fltvalue},
71 greg 2.1 {"END", 2, 0, NULL, intvalue},
72 gwlarson 2.27 {"EXPOSURE", 3, 0, NULL, onevalue},
73     {"host", 4, 0, NULL, NULL},
74     {"INTERPOLATE", 3, 0, NULL, intvalue},
75     {"MBLUR", 2, 0, NULL, onevalue},
76 greg 2.1 {"NEXTANIM", 3, 0, NULL, onevalue},
77 gwlarson 2.27 {"OCTREE", 3, 0, NULL, onevalue},
78 greg 2.5 {"OVERSAMPLE", 2, 0, NULL, fltvalue},
79 gwlarson 2.27 {"pfilt", 2, 0, NULL, catvalues},
80     {"pinterp", 2, 0, NULL, catvalues},
81     {"render", 3, 0, NULL, catvalues},
82 greg 2.1 {"RESOLUTION", 3, 0, NULL, onevalue},
83 gwlarson 2.27 {"RIF", 3, 0, NULL, onevalue},
84 greg 2.10 {"RSH", 3, 0, NULL, onevalue},
85 gwlarson 2.27 {"RTRACE", 2, 0, NULL, boolvalue},
86     {"START", 2, 0, NULL, intvalue},
87     {"TRANSFER", 2, 0, NULL, onevalue},
88     {"VIEWFILE", 2, 0, NULL, onevalue},
89 greg 2.1 };
90    
91     #define SFNAME "STATUS" /* status file name */
92    
93     struct {
94     char host[64]; /* control host name */
95     int pid; /* control process id */
96     char cfname[128]; /* control file name */
97     int rnext; /* next frame to render */
98     int fnext; /* next frame to filter */
99     int tnext; /* next frame to transfer */
100     } astat; /* animation status */
101    
102     char *progname; /* our program name */
103     char *cfname; /* our control file name */
104    
105     int nowarn = 0; /* turn warnings off? */
106     int silent = 0; /* silent mode? */
107     int noaction = 0; /* take no action? */
108    
109 greg 2.10 char *remsh; /* remote shell program/script */
110 greg 2.21 char rendopt[2048]; /* rendering options */
111 greg 2.1 char rresopt[32]; /* rendering resolution options */
112     char fresopt[32]; /* filter resolution options */
113     int pfiltalways; /* always use pfilt? */
114    
115 greg 2.7 char arcargs[10240]; /* files to archive */
116     char *arcfirst, *arcnext; /* pointers to first and next argument */
117    
118 greg 2.2 struct pslot {
119     int pid; /* process ID (0 if empty) */
120     int fout; /* output frame number */
121     int (*rcvf)(); /* recover function */
122     } *pslot; /* process slots */
123     int npslots; /* number of process slots */
124    
125 greg 2.4 #define phostname(ps) ((ps)->hostname[0] ? (ps)->hostname : astat.host)
126 greg 2.18 PSERVER *lastpserver; /* last process server with error */
127    
128 schorsch 2.43 static struct pslot * findpslot(int pid);
129     static void checkdir(void);
130     static VIEW * getview(int n);
131    
132     static char * dirfile(char *df, register char *path);
133     static char * getexp(int n);
134 greg 2.48 static int getblur(double *mbf, double *dbf);
135 schorsch 2.43 static int getastat(void);
136     static void getradfile(char *rfargs);
137     static void badvalue(int vc);
138     static int rmfile(char *fn);
139     static int runcom(char *cs);
140     static int pruncom(char *com, char *ppins, int maxcopies);
141     static void bwait(int ncoms);
142     static int bruncom(char *com, int fout, int (*rf)());
143     static int serverdown(void);
144 schorsch 2.46 static pscompfunc donecom;
145 schorsch 2.43 static int countviews(void);
146     static int dofilt(int frame, int rvr);
147     static void archive(void);
148     static int frecover(int frame);
149     static int recover(int frame);
150     static void sethosts(void);
151     static void walkwait(int first, int last, char *vfn);
152     static void animrend(int frame, VIEW *vp);
153     static void transferframes(void);
154     static void filterframes(void);
155     static void renderframes(int nframes);
156     static void animate(void);
157     static void setdefaults(void);
158     static void putastat(void);
159 greg 2.1
160 greg 2.12
161 schorsch 2.46 int
162     main(
163     int argc,
164     char *argv[]
165     )
166 greg 2.1 {
167     int explicate = 0;
168     int i;
169    
170     progname = argv[0]; /* get arguments */
171     for (i = 1; i < argc && argv[i][0] == '-'; i++)
172     switch (argv[i][1]) {
173     case 'e': /* print variables */
174     explicate++;
175     break;
176     case 'w': /* turn off warnings */
177     nowarn++;
178     break;
179     case 's': /* silent mode */
180     silent++;
181     break;
182     case 'n': /* take no action */
183     noaction++;
184     break;
185     default:
186     goto userr;
187     }
188     if (i != argc-1)
189     goto userr;
190     cfname = argv[i];
191     /* load variables */
192     loadvars(cfname);
193 greg 2.22 /* check variables */
194     checkvalues();
195 greg 2.1 /* did we get DIRECTORY? */
196     checkdir();
197     /* check status */
198     if (getastat() < 0) {
199     fprintf(stderr, "%s: exiting\n", progname);
200     quit(1);
201     }
202     /* pfilt always if options given */
203     pfiltalways = vdef(PFILT);
204     /* load RIF if any */
205     if (vdef(RIF))
206     getradfile(vval(RIF));
207     /* set defaults */
208     setdefaults();
209     /* print variables */
210     if (explicate)
211     printvars(stdout);
212 greg 2.2 /* set up process servers */
213     sethosts();
214 greg 2.1 /* run animation */
215     animate();
216     /* all done */
217     if (vdef(NEXTANIM)) {
218     argv[i] = vval(NEXTANIM); /* just change input file */
219     if (!silent)
220     printargs(argc, argv, stdout);
221 greg 2.11 if ((argv[0] = getpath(progname,getenv("PATH"),X_OK)) == NULL)
222     fprintf(stderr, "%s: command not found\n", progname);
223     else
224     execv(progname, argv);
225     quit(1);
226 greg 2.1 }
227     quit(0);
228 schorsch 2.46 return 0; /* pro forma return */
229 greg 2.1 userr:
230     fprintf(stderr, "Usage: %s [-s][-n][-w][-e] anim_file\n", progname);
231     quit(1);
232 schorsch 2.46 return 1; /* pro forma return */
233 greg 2.1 }
234    
235    
236 schorsch 2.43 static int
237     getastat(void) /* check/set animation status */
238 greg 2.1 {
239 greg 2.12 char sfname[256];
240 greg 2.1 FILE *fp;
241    
242 greg 2.12 sprintf(sfname, "%s/%s", vval(DIRECTORY), SFNAME);
243     if ((fp = fopen(sfname, "r")) == NULL) {
244 greg 2.1 if (errno != ENOENT) {
245 greg 2.12 perror(sfname);
246 greg 2.1 return(-1);
247     }
248     astat.rnext = astat.fnext = astat.tnext = 0;
249     goto setours;
250     }
251     if (fscanf(fp, "Control host: %s\n", astat.host) != 1)
252     goto fmterr;
253     if (fscanf(fp, "Control PID: %d\n", &astat.pid) != 1)
254     goto fmterr;
255     if (fscanf(fp, "Control file: %s\n", astat.cfname) != 1)
256     goto fmterr;
257     if (fscanf(fp, "Next render: %d\n", &astat.rnext) != 1)
258     goto fmterr;
259     if (fscanf(fp, "Next filter: %d\n", &astat.fnext) != 1)
260     goto fmterr;
261     if (fscanf(fp, "Next transfer: %d\n", &astat.tnext) != 1)
262     goto fmterr;
263     fclose(fp);
264     if (astat.pid != 0) { /* thinks it's still running */
265 greg 2.9 if (strcmp(myhostname(), astat.host)) {
266 greg 2.1 fprintf(stderr,
267     "%s: process %d may still be running on host %s\n",
268     progname, astat.pid, astat.host);
269     return(-1);
270     }
271     if (kill(astat.pid, 0) != -1 || errno != ESRCH) {
272     fprintf(stderr, "%s: process %d is still running\n",
273     progname, astat.pid);
274     return(-1);
275     }
276     /* assume it is dead */
277     }
278 greg 2.20 if (strcmp(cfname, astat.cfname) && astat.pid != 0) { /* other's */
279 greg 2.1 fprintf(stderr, "%s: unfinished job \"%s\"\n",
280     progname, astat.cfname);
281     return(-1);
282     }
283 greg 2.12 /* check control file mods. */
284     if (!nowarn && fdate(cfname) > fdate(sfname))
285     fprintf(stderr,
286     "%s: warning - control file modified since last run\n",
287     progname);
288 greg 2.1 setours: /* set our values */
289 greg 2.9 strcpy(astat.host, myhostname());
290 greg 2.1 astat.pid = getpid();
291     strcpy(astat.cfname, cfname);
292     return(0);
293     fmterr:
294     fprintf(stderr, "%s: format error in status file \"%s\"\n",
295 greg 2.12 progname, sfname);
296 greg 2.1 fclose(fp);
297     return(-1);
298     }
299    
300    
301 schorsch 2.43 static void
302     putastat(void) /* put out current status */
303 greg 2.1 {
304     char buf[256];
305     FILE *fp;
306    
307 greg 2.2 if (noaction)
308     return;
309 greg 2.1 sprintf(buf, "%s/%s", vval(DIRECTORY), SFNAME);
310     if ((fp = fopen(buf, "w")) == NULL) {
311     perror(buf);
312     quit(1);
313     }
314     fprintf(fp, "Control host: %s\n", astat.host);
315     fprintf(fp, "Control PID: %d\n", astat.pid);
316     fprintf(fp, "Control file: %s\n", astat.cfname);
317     fprintf(fp, "Next render: %d\n", astat.rnext);
318     fprintf(fp, "Next filter: %d\n", astat.fnext);
319     fprintf(fp, "Next transfer: %d\n", astat.tnext);
320     fclose(fp);
321     }
322    
323    
324 schorsch 2.43 static void
325     checkdir(void) /* make sure we have our directory */
326 greg 2.1 {
327     struct stat stb;
328    
329     if (!vdef(DIRECTORY)) {
330     fprintf(stderr, "%s: %s undefined\n",
331     progname, vnam(DIRECTORY));
332     quit(1);
333     }
334     if (stat(vval(DIRECTORY), &stb) == -1) {
335     if (errno == ENOENT && mkdir(vval(DIRECTORY), 0777) == 0)
336     return;
337     perror(vval(DIRECTORY));
338     quit(1);
339     }
340     if (!(stb.st_mode & S_IFDIR)) {
341     fprintf(stderr, "%s: not a directory\n", vval(DIRECTORY));
342     quit(1);
343     }
344     }
345    
346    
347 schorsch 2.43 static void
348     setdefaults(void) /* set default values */
349 greg 2.1 {
350 greg 2.10 extern char *atos();
351 greg 2.19 int decades;
352 greg 2.1 char buf[256];
353    
354 greg 2.2 if (vdef(ANIMATE)) {
355     vval(OCTREE) = NULL;
356     vdef(OCTREE) = 0;
357     } else if (!vdef(OCTREE)) {
358 greg 2.1 fprintf(stderr, "%s: either %s or %s must be defined\n",
359     progname, vnam(OCTREE), vnam(ANIMATE));
360     quit(1);
361     }
362     if (!vdef(VIEWFILE)) {
363     fprintf(stderr, "%s: %s undefined\n", progname, vnam(VIEWFILE));
364     quit(1);
365     }
366 greg 2.2 if (!vdef(HOST)) {
367     vval(HOST) = LHOSTNAME;
368     vdef(HOST)++;
369     }
370 greg 2.1 if (!vdef(START)) {
371     vval(START) = "1";
372     vdef(START)++;
373     }
374     if (!vdef(END)) {
375 greg 2.5 sprintf(buf, "%d", countviews()+vint(START)-1);
376 greg 2.1 vval(END) = savqstr(buf);
377     vdef(END)++;
378     }
379 greg 2.5 if (vint(END) < vint(START)) {
380     fprintf(stderr, "%s: ending frame less than starting frame\n",
381     progname);
382     quit(1);
383     }
384 greg 2.1 if (!vdef(BASENAME)) {
385 greg 2.19 decades = (int)log10((double)vint(END)) + 1;
386     if (decades < 3) decades = 3;
387     sprintf(buf, "%s/frame%%0%dd", vval(DIRECTORY), decades);
388 greg 2.1 vval(BASENAME) = savqstr(buf);
389     vdef(BASENAME)++;
390     }
391     if (!vdef(RESOLUTION)) {
392     vval(RESOLUTION) = "640";
393     vdef(RESOLUTION)++;
394     }
395     if (!vdef(OVERSAMP)) {
396     vval(OVERSAMP) = "2";
397     vdef(OVERSAMP)++;
398     }
399     if (!vdef(INTERP)) {
400     vval(INTERP) = "0";
401     vdef(INTERP)++;
402     }
403     if (!vdef(MBLUR)) {
404     vval(MBLUR) = "0";
405     vdef(MBLUR)++;
406     }
407     if (!vdef(RTRACE)) {
408     vval(RTRACE) = "F";
409     vdef(RTRACE)++;
410     }
411     if (!vdef(DISKSPACE)) {
412     if (!nowarn)
413     fprintf(stderr,
414     "%s: warning - no %s setting, assuming 100 Mbytes available\n",
415     progname, vnam(DISKSPACE));
416     vval(DISKSPACE) = "100";
417     vdef(DISKSPACE)++;
418     }
419 greg 2.10 if (!vdef(RSH)) {
420     vval(RSH) = REMSH;
421     vdef(RSH)++;
422     }
423     /* locate remote shell program */
424     atos(buf, sizeof(buf), vval(RSH));
425     if ((remsh = getpath(buf, getenv("PATH"), X_OK)) != NULL)
426     remsh = savqstr(remsh);
427     else
428     remsh = vval(RSH); /* will generate error if used */
429    
430 greg 2.1 /* append rendering options */
431     if (vdef(RENDER))
432     sprintf(rendopt+strlen(rendopt), " %s", vval(RENDER));
433     }
434    
435    
436 schorsch 2.43 static void
437     sethosts(void) /* set up process servers */
438 greg 2.2 {
439     extern char *iskip();
440     char buf[256], *dir, *uname;
441     int np;
442     register char *cp;
443     int i;
444    
445     npslots = 0;
446     if (noaction)
447     return;
448     for (i = 0; i < vdef(HOST); i++) { /* add each host */
449     dir = uname = NULL;
450     np = 1;
451     strcpy(cp=buf, nvalue(HOST, i)); /* copy to buffer */
452     cp = sskip(cp); /* skip host name */
453     while (isspace(*cp))
454     *cp++ = '\0';
455     if (*cp) { /* has # processes? */
456     np = atoi(cp);
457     if ((cp = iskip(cp)) == NULL || (*cp && !isspace(*cp)))
458     badvalue(HOST);
459     while (isspace(*cp))
460     cp++;
461     if (*cp) { /* has directory? */
462     dir = cp;
463     cp = sskip(cp); /* skip dir. */
464     while (isspace(*cp))
465     *cp++ = '\0';
466     if (*cp) { /* has user? */
467     uname = cp;
468     if (*sskip(cp))
469     badvalue(HOST);
470     }
471     }
472     }
473     if (addpserver(buf, dir, uname, np) == NULL) {
474     if (!nowarn)
475     fprintf(stderr,
476     "%s: cannot execute on host \"%s\"\n",
477     progname, buf);
478     } else
479     npslots += np;
480     }
481     if (npslots == 0) {
482     fprintf(stderr, "%s: no working process servers\n", progname);
483     quit(1);
484     }
485     pslot = (struct pslot *)calloc(npslots, sizeof(struct pslot));
486     if (pslot == NULL) {
487     perror("malloc");
488     quit(1);
489     }
490     }
491    
492 schorsch 2.43 static void
493     getradfile(char *rfargs) /* run rad and get needed variables */
494 greg 2.1 {
495     static short mvar[] = {OCTREE,PFILT,RESOLUTION,EXPOSURE,-1};
496     char combuf[256];
497     register int i;
498     register char *cp;
499 schorsch 2.46 char *pippt = NULL;
500 greg 2.1 /* create rad command */
501     sprintf(rendopt, " @%s/render.opt", vval(DIRECTORY));
502     sprintf(combuf,
503     "rad -v 0 -s -e -w %s OPTFILE=%s | egrep '^[ \t]*(NOMATCH",
504 greg 2.7 rfargs, rendopt+2);
505 greg 2.1 cp = combuf;
506 gregl 2.23 while (*cp) {
507     if (*cp == '|') pippt = cp;
508     cp++;
509     } /* match unset variables */
510 greg 2.1 for (i = 0; mvar[i] >= 0; i++)
511     if (!vdef(mvar[i])) {
512     *cp++ = '|';
513     strcpy(cp, vnam(mvar[i]));
514     while (*cp) cp++;
515 gregl 2.23 pippt = NULL;
516 greg 2.1 }
517 gregl 2.23 if (pippt != NULL)
518 schorsch 2.39 strcpy(pippt, "> " NULL_DEVICE); /* nothing to match */
519 gregl 2.23 else {
520     sprintf(cp, ")[ \t]*=' > %s/radset.var", vval(DIRECTORY));
521     cp += 11; /* point to file name */
522     }
523 gwlarson 2.28 system(combuf); /* ignore exit code */
524 gregl 2.23 if (pippt == NULL) { /* load variables and remove file */
525     loadvars(cp);
526     unlink(cp);
527     }
528 greg 2.1 }
529    
530    
531 schorsch 2.43 static void
532     animate(void) /* run animation */
533 greg 2.1 {
534     int xres, yres;
535     float pa, mult;
536     int frames_batch;
537     register int i;
538     double d1, d2;
539     /* compute rpict resolution */
540     i = sscanf(vval(RESOLUTION), "%d %d %f", &xres, &yres, &pa);
541     mult = vflt(OVERSAMP);
542     if (i == 3) {
543 greg 2.16 sprintf(rresopt, "-x %d -y %d -pa %.3f", (int)(mult*xres),
544 greg 2.1 (int)(mult*yres), pa);
545 greg 2.16 sprintf(fresopt, "-x %d -y %d -pa %.3f", xres, yres, pa);
546 greg 2.1 } else if (i) {
547     if (i == 1) yres = xres;
548     sprintf(rresopt, "-x %d -y %d", (int)(mult*xres),
549     (int)(mult*yres));
550     sprintf(fresopt, "-x %d -y %d -pa 1", xres, yres);
551     } else
552     badvalue(RESOLUTION);
553     /* consistency checks */
554     if (vdef(ANIMATE)) {
555     if (vint(INTERP)) {
556     if (!nowarn)
557     fprintf(stderr,
558     "%s: resetting %s=0 for animation\n",
559     progname, vnam(INTERP));
560     vval(INTERP) = "0";
561     }
562 greg 2.29 if (strcmp(vval(MBLUR),"0")) { /* can't handle this */
563 greg 2.1 if (!nowarn)
564     fprintf(stderr,
565     "%s: resetting %s=0 for animation\n",
566     progname, vnam(MBLUR));
567     vval(MBLUR) = "0";
568     }
569     }
570     /* figure # frames per batch */
571     d1 = mult*xres*mult*yres*4; /* space for orig. picture */
572 greg 2.48 if ((i=vint(INTERP)) || getblur(NULL, NULL) > 1)
573 greg 2.13 d1 += mult*xres*mult*yres*sizeof(float); /* Z-buffer */
574 greg 2.1 d2 = xres*yres*4; /* space for final picture */
575     frames_batch = (i+1)*(vflt(DISKSPACE)*1048576.-d1)/(d1+i*d2);
576     if (frames_batch < i+2) {
577     fprintf(stderr, "%s: insufficient disk space allocated\n",
578     progname);
579     quit(1);
580     }
581 greg 2.7 /* initialize archive argument list */
582 gwlarson 2.25 i = vdef(ARCHIVE) ? strlen(vval(ARCHIVE))+132 : 132;
583 greg 2.7 arcnext = arcfirst = arcargs + i;
584 greg 2.1 /* initialize status file */
585     if (astat.rnext == 0)
586     astat.rnext = astat.fnext = astat.tnext = vint(START);
587     putastat();
588     /* render in batches */
589 greg 2.2 while (astat.tnext <= vint(END)) {
590 greg 2.1 renderframes(frames_batch);
591     filterframes();
592     transferframes();
593     }
594     /* mark status as finished */
595     astat.pid = 0;
596     putastat();
597     /* close open files */
598     getview(0);
599     getexp(0);
600     }
601    
602    
603 schorsch 2.43 static void
604     renderframes(int nframes) /* render next nframes frames */
605 greg 2.1 {
606     static char vendbuf[16];
607     VIEW *vp;
608     FILE *fp = NULL;
609     char vfname[128];
610     int lastframe;
611     register int i;
612    
613     if (astat.tnext < astat.rnext) /* other work to do first */
614     return;
615     /* create batch view file */
616     if (!vdef(ANIMATE)) {
617     sprintf(vfname, "%s/anim.vf", vval(DIRECTORY));
618     if ((fp = fopen(vfname, "w")) == NULL) {
619     perror(vfname);
620     quit(1);
621     }
622     }
623     /* bound batch properly */
624     lastframe = astat.rnext + nframes - 1;
625     if ((lastframe-1) % (vint(INTERP)+1)) /* need even interval */
626     lastframe += vint(INTERP)+1 - ((lastframe-1)%(vint(INTERP)+1));
627     if (lastframe > vint(END)) /* check for end */
628     lastframe = vint(END);
629     /* render each view */
630     for (i = astat.rnext; i <= lastframe; i++) {
631     if ((vp = getview(i)) == NULL) {
632     if (!nowarn)
633     fprintf(stderr,
634     "%s: ran out of views before last frame\n",
635     progname);
636     sprintf(vval(END)=vendbuf, "%d", i-1);
637     lastframe = i - 1;
638     break;
639     }
640     if (vdef(ANIMATE)) /* animate frame */
641     animrend(i, vp);
642     else { /* else record it */
643     fputs(VIEWSTR, fp);
644     fprintview(vp, fp);
645     putc('\n', fp);
646     }
647     }
648     if (vdef(ANIMATE)) /* wait for renderings to finish */
649 greg 2.2 bwait(0);
650 greg 2.1 else { /* else if walk-through */
651     fclose(fp); /* close view file */
652     walkwait(astat.rnext, lastframe, vfname); /* walk it */
653     unlink(vfname); /* remove view file */
654     }
655     astat.rnext = i; /* update status */
656     putastat();
657     }
658    
659    
660 schorsch 2.43 static void
661     filterframes(void) /* catch up with filtering */
662 greg 2.1 {
663     register int i;
664    
665     if (astat.tnext < astat.fnext) /* other work to do first */
666     return;
667     /* filter each view */
668 greg 2.38 for (i = astat.fnext; i < astat.rnext; i++)
669     dofilt(i, 0);
670    
671 greg 2.2 bwait(0); /* wait for filter processes */
672 greg 2.7 archive(); /* archive originals */
673 greg 2.1 astat.fnext = i; /* update status */
674     putastat();
675     }
676    
677    
678 schorsch 2.43 static void
679     transferframes(void) /* catch up with picture transfers */
680 greg 2.1 {
681 gwlarson 2.25 char combuf[10240], *fbase;
682 greg 2.1 register char *cp;
683     register int i;
684    
685     if (astat.tnext >= astat.fnext) /* nothing to do, yet */
686     return;
687     if (!vdef(TRANSFER)) { /* no transfer function -- leave 'em */
688     astat.tnext = astat.fnext;
689     putastat(); /* update status */
690     return;
691     }
692 gwlarson 2.25 strcpy(combuf, "cd "); /* start transfer command */
693     fbase = dirfile(cp = combuf+3, vval(BASENAME));
694     if (*cp) {
695     while (*++cp) ;
696     *cp++ = ';'; *cp++ = ' ';
697     } else
698     cp = combuf;
699     strcpy(cp, vval(TRANSFER));
700     while (*cp) cp++;
701 greg 2.1 /* make argument list */
702     for (i = astat.tnext; i < astat.fnext; i++) {
703     *cp++ = ' ';
704 gwlarson 2.25 sprintf(cp, fbase, i);
705 greg 2.1 while (*cp) cp++;
706     strcpy(cp, ".pic");
707     cp += 4;
708     }
709     if (runcom(combuf)) { /* transfer frames */
710     fprintf(stderr, "%s: error running transfer command\n",
711     progname);
712     quit(1);
713     }
714     astat.tnext = i; /* update status */
715     putastat();
716     }
717    
718    
719 schorsch 2.43 static void
720     animrend( /* start animation frame */
721     int frame,
722     VIEW *vp
723     )
724 greg 2.1 {
725     char combuf[2048];
726     char fname[128];
727    
728     sprintf(fname, vval(BASENAME), frame);
729     strcat(fname, ".unf");
730     if (access(fname, F_OK) == 0)
731     return;
732 greg 2.2 sprintf(combuf, "%s %d | rpict%s%s -w0 %s > %s", vval(ANIMATE), frame,
733 greg 2.1 rendopt, viewopt(vp), rresopt, fname);
734 greg 2.2 bruncom(combuf, frame, recover); /* run in background */
735 greg 2.1 }
736    
737    
738 schorsch 2.43 static void
739     walkwait( /* walk-through frames */
740     int first,
741     int last,
742     char *vfn
743     )
744 greg 2.1 {
745 greg 2.48 double mblurf, dblurf;
746     int nblur = getblur(&mblurf, &dblurf);
747 greg 2.1 char combuf[2048];
748 greg 2.29 register char *inspoint;
749 greg 2.1 register int i;
750    
751     if (!noaction && vint(INTERP)) /* create dummy frames */
752     for (i = first; i <= last; i++)
753     if (i < vint(END) && (i-1) % (vint(INTERP)+1)) {
754     sprintf(combuf, vval(BASENAME), i);
755     strcat(combuf, ".unf");
756     close(open(combuf, O_RDONLY|O_CREAT, 0666));
757     }
758     /* create command */
759 greg 2.35 sprintf(combuf, "rpict%s%s -w0", rendopt,
760     viewopt(getview(first>1 ? first-1 : 1)));
761 greg 2.29 inspoint = combuf;
762     while (*inspoint) inspoint++;
763     if (nblur) {
764 greg 2.48 sprintf(inspoint, " -pm %.3f", mblurf/nblur);
765     while (*inspoint) inspoint++;
766     sprintf(inspoint, " -pd %.3f", dblurf/nblur);
767 greg 2.29 while (*inspoint) inspoint++;
768     }
769     if (nblur > 1 || vint(INTERP)) {
770     sprintf(inspoint, " -z %s.zbf", vval(BASENAME));
771     while (*inspoint) inspoint++;
772     }
773     sprintf(inspoint, " -o %s.unf %s -S %d",
774 greg 2.4 vval(BASENAME), rresopt, first);
775 greg 2.29 while (*inspoint) inspoint++;
776 greg 2.4 sprintf(inspoint, " %s < %s", vval(OCTREE), vfn);
777 greg 2.2 /* run in parallel */
778 greg 2.7 i = (last-first+1)/(vint(INTERP)+1);
779     if (i < 1) i = 1;
780     if (pruncom(combuf, inspoint, i)) {
781 greg 2.2 fprintf(stderr, "%s: error rendering frames %d through %d\n",
782 greg 2.1 progname, first, last);
783     quit(1);
784     }
785     if (!noaction && vint(INTERP)) /* remove dummy frames */
786     for (i = first; i <= last; i++)
787     if (i < vint(END) && (i-1) % (vint(INTERP)+1)) {
788     sprintf(combuf, vval(BASENAME), i);
789     strcat(combuf, ".unf");
790     unlink(combuf);
791     }
792     }
793    
794    
795 schorsch 2.43 static int
796 greg 2.44 recover(int frame) /* recover the specified frame */
797 greg 2.1 {
798 greg 2.2 static int *rfrm; /* list of recovered frames */
799     static int nrfrms = 0;
800 greg 2.48 double mblurf, dblurf;
801     int nblur = getblur(&mblurf, &dblurf);
802 greg 2.1 char combuf[2048];
803     char fname[128];
804     register char *cp;
805 greg 2.2 register int i;
806     /* check to see if recovered already */
807     for (i = nrfrms; i--; )
808     if (rfrm[i] == frame)
809     return(0);
810     /* build command */
811 greg 2.1 sprintf(fname, vval(BASENAME), frame);
812     if (vdef(ANIMATE))
813 greg 2.2 sprintf(combuf, "%s %d | rpict%s -w0",
814 greg 2.1 vval(ANIMATE), frame, rendopt);
815     else
816 greg 2.2 sprintf(combuf, "rpict%s -w0", rendopt);
817 greg 2.29 cp = combuf;
818     while (*cp) cp++;
819     if (nblur) {
820 greg 2.48 sprintf(cp, " -pm %.3f", mblurf/nblur);
821     while (*cp) cp++;
822     sprintf(cp, " -pd %.3f", dblurf/nblur);
823 greg 2.29 while (*cp) cp++;
824     }
825     if (nblur > 1 || vint(INTERP)) {
826 greg 2.1 sprintf(cp, " -z %s.zbf", fname);
827     while (*cp) cp++;
828     }
829     sprintf(cp, " -ro %s.unf", fname);
830     while (*cp) cp++;
831     if (!vdef(ANIMATE)) {
832     *cp++ = ' ';
833     strcpy(cp, vval(OCTREE));
834     }
835 greg 2.2 if (runcom(combuf)) /* run command */
836     return(1);
837     /* add frame to recovered list */
838     if (nrfrms)
839 greg 2.32 rfrm = (int *)realloc((void *)rfrm, (nrfrms+1)*sizeof(int));
840 greg 2.2 else
841     rfrm = (int *)malloc(sizeof(int));
842     if (rfrm == NULL) {
843     perror("malloc");
844 greg 2.1 quit(1);
845     }
846 greg 2.2 rfrm[nrfrms++] = frame;
847     return(0);
848 greg 2.1 }
849    
850    
851 schorsch 2.43 static int
852     frecover(int frame) /* recover filtered frame */
853 greg 2.2 {
854 greg 2.38 if (dofilt(frame, 2) && dofilt(frame, 1))
855 greg 2.2 return(1);
856     return(0);
857     }
858    
859    
860 schorsch 2.43 static void
861     archive(void) /* archive and remove renderings */
862 greg 2.1 {
863 greg 2.2 #define RMCOML (sizeof(rmcom)-1)
864     static char rmcom[] = "rm -f";
865 gwlarson 2.25 char basedir[128];
866     int dlen, alen;
867     register int j;
868 greg 2.1
869 greg 2.7 if (arcnext == arcfirst)
870     return; /* nothing to do */
871 gwlarson 2.25 dirfile(basedir, vval(BASENAME));
872     dlen = strlen(basedir);
873 greg 2.2 if (vdef(ARCHIVE)) { /* run archive command */
874 gwlarson 2.25 alen = strlen(vval(ARCHIVE));
875     if (dlen) {
876     j = alen + dlen + 5;
877     strncpy(arcfirst-j, "cd ", 3);
878     strncpy(arcfirst-j+3, basedir, dlen);
879     (arcfirst-j)[dlen+3] = ';'; (arcfirst-j)[dlen+4] = ' ';
880     } else
881     j = alen;
882     strncpy(arcfirst-alen, vval(ARCHIVE), alen);
883     if (runcom(arcfirst-j)) {
884 greg 2.7 fprintf(stderr, "%s: error running archive command\n",
885     progname);
886 greg 2.2 quit(1);
887     }
888 greg 2.1 }
889 gwlarson 2.25 if (dlen) {
890     j = RMCOML + dlen + 5;
891     strncpy(arcfirst-j, "cd ", 3);
892     strncpy(arcfirst-j+3, basedir, dlen);
893     (arcfirst-j)[dlen+3] = ';'; (arcfirst-j)[dlen+4] = ' ';
894     } else
895     j = RMCOML;
896 greg 2.2 /* run remove command */
897 greg 2.7 strncpy(arcfirst-RMCOML, rmcom, RMCOML);
898 gwlarson 2.25 runcom(arcfirst-j);
899 greg 2.7 arcnext = arcfirst; /* reset argument list */
900 greg 2.2 #undef RMCOML
901 greg 2.1 }
902    
903    
904 schorsch 2.43 static int
905     dofilt( /* filter frame */
906     int frame,
907     int rvr
908     )
909 greg 2.1 {
910 greg 2.6 static int iter = 0;
911 greg 2.48 double mblurf, dblurf;
912     int nblur = getblur(&mblurf, &dblurf);
913 greg 2.38 VIEW *vp = getview(frame);
914     char *ep = getexp(frame);
915 gwlarson 2.25 char fnbefore[128], fnafter[128], *fbase;
916 greg 2.6 char combuf[1024], fname0[128], fname1[128];
917 greg 2.7 int usepinterp, usepfilt, nora_rgbe;
918 greg 2.2 int frseq[2];
919 greg 2.1 /* check what is needed */
920 greg 2.38 if (vp == NULL) {
921     fprintf(stderr,
922     "%s: unexpected error reading view for frame %d\n",
923     progname, frame);
924     quit(1);
925     }
926 greg 2.29 usepinterp = (nblur > 1);
927 schorsch 2.41 usepfilt = pfiltalways | (ep==NULL);
928 greg 2.7 if (ep != NULL && !strcmp(ep, "1"))
929     ep = "+0";
930     nora_rgbe = strcmp(vval(OVERSAMP),"1") || ep==NULL ||
931     *ep != '+' || *ep != '-' || !isint(ep);
932 greg 2.1 /* compute rendered views */
933 greg 2.2 frseq[0] = frame - ((frame-1) % (vint(INTERP)+1));
934     frseq[1] = frseq[0] + vint(INTERP) + 1;
935 gwlarson 2.25 fbase = dirfile(NULL, vval(BASENAME));
936 greg 2.2 if (frseq[1] > vint(END))
937     frseq[1] = vint(END);
938     if (frseq[1] == frame) { /* pfilt only */
939     frseq[0] = frseq[1];
940 greg 2.1 usepinterp = 0; /* update what's needed */
941 greg 2.7 usepfilt |= nora_rgbe;
942     } else if (frseq[0] == frame) { /* no interpolation needed */
943     if (!rvr && frame > 1+vint(INTERP)) { /* archive previous */
944     *arcnext++ = ' ';
945 gwlarson 2.25 sprintf(arcnext, fbase, frame-vint(INTERP)-1);
946 greg 2.7 while (*arcnext) arcnext++;
947     strcpy(arcnext, ".unf");
948     arcnext += 4;
949 greg 2.13 if (usepinterp || vint(INTERP)) { /* and Z-buf */
950 greg 2.7 *arcnext++ = ' ';
951 gwlarson 2.25 sprintf(arcnext, fbase, frame-vint(INTERP)-1);
952 greg 2.7 while (*arcnext) arcnext++;
953     strcpy(arcnext, ".zbf");
954     arcnext += 4;
955     }
956     }
957     if (!usepinterp) /* update what's needed */
958     usepfilt |= nora_rgbe;
959 greg 2.2 } else /* interpolation needed */
960 greg 2.1 usepinterp++;
961 greg 2.2 if (frseq[1] >= astat.rnext) /* next batch unavailable */
962     frseq[1] = frseq[0];
963     sprintf(fnbefore, vval(BASENAME), frseq[0]);
964     sprintf(fnafter, vval(BASENAME), frseq[1]);
965     if (rvr == 1 && recover(frseq[0])) /* recover before frame? */
966     return(1);
967     /* generate command */
968 greg 2.1 if (usepinterp) { /* using pinterp */
969 greg 2.2 if (rvr == 2 && recover(frseq[1])) /* recover after? */
970     return(1);
971 greg 2.48 if (nblur > 1) { /* with pdmblur */
972 greg 2.6 sprintf(fname0, "%s/vw0%c", vval(DIRECTORY),
973     'a'+(iter%26));
974     sprintf(fname1, "%s/vw1%c", vval(DIRECTORY),
975     'a'+(iter%26));
976 gwlarson 2.25 if (!noaction) {
977     FILE *fp; /* motion blurring */
978     if ((fp = fopen(fname0, "w")) == NULL) {
979     perror(fname0); quit(1);
980     }
981     fputs(VIEWSTR, fp);
982     fprintview(vp, fp);
983     putc('\n', fp); fclose(fp);
984     if ((vp = getview(frame+1)) == NULL) {
985     fprintf(stderr,
986     "%s: unexpected error reading view for frame %d\n",
987     progname, frame+1);
988     quit(1);
989     }
990     if ((fp = fopen(fname1, "w")) == NULL) {
991     perror(fname1); quit(1);
992     }
993     fputs(VIEWSTR, fp);
994     fprintview(vp, fp);
995     putc('\n', fp); fclose(fp);
996 greg 2.1 }
997     sprintf(combuf,
998 greg 2.48 "(pmdblur %.3f %.3f %d %s %s; rm -f %s %s) | pinterp -B -a",
999     mblurf, dblurf, nblur,
1000 greg 2.6 fname0, fname1, fname0, fname1);
1001     iter++;
1002 greg 2.1 } else /* no blurring */
1003     strcpy(combuf, "pinterp");
1004     strcat(combuf, viewopt(vp));
1005     if (vbool(RTRACE))
1006 greg 2.2 sprintf(combuf+strlen(combuf), " -ff -fr '%s -w0 %s'",
1007 greg 2.21 rendopt+1, vval(OCTREE));
1008 greg 2.1 if (vdef(PINTERP))
1009     sprintf(combuf+strlen(combuf), " %s", vval(PINTERP));
1010     if (usepfilt)
1011     sprintf(combuf+strlen(combuf), " %s", rresopt);
1012     else
1013 greg 2.33 sprintf(combuf+strlen(combuf), " -a %s -e %s",
1014 greg 2.1 fresopt, ep);
1015     sprintf(combuf+strlen(combuf), " %s.unf %s.zbf",
1016     fnbefore, fnbefore);
1017 greg 2.2 if (frseq[1] != frseq[0])
1018 greg 2.1 sprintf(combuf+strlen(combuf), " %s.unf %s.zbf",
1019     fnafter, fnafter);
1020     if (usepfilt) { /* also pfilt */
1021     if (vdef(PFILT))
1022     sprintf(combuf+strlen(combuf), " | pfilt %s",
1023     vval(PFILT));
1024     else
1025     strcat(combuf, " | pfilt");
1026     if (ep != NULL)
1027     sprintf(combuf+strlen(combuf), " -1 -e %s %s",
1028     ep, fresopt);
1029     else
1030     sprintf(combuf+strlen(combuf), " %s", fresopt);
1031     }
1032     } else if (usepfilt) { /* pfilt only */
1033 greg 2.2 if (rvr == 2)
1034     return(1);
1035 greg 2.1 if (vdef(PFILT))
1036     sprintf(combuf, "pfilt %s", vval(PFILT));
1037     else
1038     strcpy(combuf, "pfilt");
1039     if (ep != NULL)
1040     sprintf(combuf+strlen(combuf), " -1 -e %s %s %s.unf",
1041     ep, fresopt, fnbefore);
1042     else
1043     sprintf(combuf+strlen(combuf), " %s %s.unf",
1044     fresopt, fnbefore);
1045     } else { /* else just check it */
1046 greg 2.2 if (rvr == 2)
1047     return(1);
1048 greg 2.7 sprintf(combuf, "ra_rgbe -e %s -r %s.unf", ep, fnbefore);
1049 greg 2.1 }
1050     /* output file name */
1051 greg 2.6 sprintf(fname0, vval(BASENAME), frame);
1052     sprintf(combuf+strlen(combuf), " > %s.pic", fname0);
1053 greg 2.2 if (rvr) /* in recovery */
1054     return(runcom(combuf));
1055     bruncom(combuf, frame, frecover); /* else run in background */
1056     return(0);
1057 greg 2.1 }
1058    
1059    
1060 schorsch 2.43 static VIEW *
1061     getview(int n) /* get view number n */
1062 greg 2.1 {
1063     static FILE *viewfp = NULL; /* view file pointer */
1064     static int viewnum = 0; /* current view number */
1065     static VIEW curview = STDVIEW; /* current view */
1066     char linebuf[256];
1067    
1068     if (n == 0) { /* signal to close file and clean up */
1069     if (viewfp != NULL) {
1070     fclose(viewfp);
1071     viewfp = NULL;
1072     viewnum = 0;
1073 schorsch 2.40 curview = stdview;
1074 greg 2.1 }
1075     return(NULL);
1076     }
1077 gwlarson 2.24 if (viewfp == NULL) { /* open file */
1078 greg 2.1 if ((viewfp = fopen(vval(VIEWFILE), "r")) == NULL) {
1079     perror(vval(VIEWFILE));
1080     quit(1);
1081     }
1082 gwlarson 2.24 } else if (n > 0 && n < viewnum) { /* rewind file */
1083 greg 2.8 if (viewnum == 1 && feof(viewfp))
1084     return(&curview); /* just one view */
1085 greg 2.1 if (fseek(viewfp, 0L, 0) == EOF) {
1086     perror(vval(VIEWFILE));
1087     quit(1);
1088     }
1089 schorsch 2.40 curview = stdview;
1090 greg 2.1 viewnum = 0;
1091     }
1092 gwlarson 2.24 if (n < 0) { /* get next view */
1093     register int c = getc(viewfp);
1094     if (c == EOF)
1095     return((VIEW *)NULL); /* that's it */
1096     ungetc(c, viewfp);
1097     n = viewnum + 1;
1098     }
1099 greg 2.1 while (n > viewnum) { /* scan to desired view */
1100     if (fgets(linebuf, sizeof(linebuf), viewfp) == NULL)
1101 greg 2.15 return(viewnum==1 ? &curview : (VIEW *)NULL);
1102 greg 2.1 if (isview(linebuf) && sscanview(&curview, linebuf) > 0)
1103     viewnum++;
1104     }
1105     return(&curview); /* return it */
1106     }
1107    
1108    
1109 schorsch 2.43 static int
1110     countviews(void) /* count views in view file */
1111 greg 2.1 {
1112 gwlarson 2.24 int n;
1113 greg 2.1
1114 gwlarson 2.24 if (getview(n=1) == NULL)
1115     return(0);
1116     while (getview(-1) != NULL)
1117 greg 2.1 n++;
1118     return(n);
1119     }
1120    
1121    
1122 schorsch 2.43 static char *
1123     getexp(int n) /* get exposure for nth frame */
1124 greg 2.1 {
1125     extern char *fskip();
1126     static char expval[32];
1127     static FILE *expfp = NULL;
1128     static long *exppos;
1129     static int curfrm;
1130     register char *cp;
1131    
1132     if (n == 0) { /* signal to close file */
1133     if (expfp != NULL) {
1134     fclose(expfp);
1135 greg 2.29 free((void *)exppos);
1136 greg 2.1 expfp = NULL;
1137     }
1138     return(NULL);
1139 greg 2.14 } else if (n > vint(END)) /* request past end (error?) */
1140     return(NULL);
1141 greg 2.1 if (!vdef(EXPOSURE)) /* no setting (auto) */
1142     return(NULL);
1143     if (isflt(vval(EXPOSURE))) /* always the same */
1144     return(vval(EXPOSURE));
1145     if (expfp == NULL) { /* open exposure file */
1146     if ((expfp = fopen(vval(EXPOSURE), "r")) == NULL) {
1147     fprintf(stderr,
1148     "%s: cannot open exposure file \"%s\"\n",
1149     progname, vval(EXPOSURE));
1150     quit(1);
1151     }
1152     curfrm = vint(END) + 1; /* init lookup tab. */
1153     exppos = (long *)malloc(curfrm*sizeof(long *));
1154     if (exppos == NULL) {
1155     perror(progname);
1156     quit(1);
1157     }
1158     while (curfrm--)
1159     exppos[curfrm] = -1L;
1160     curfrm = 0;
1161     }
1162     /* find position in file */
1163     if (n-1 != curfrm && n != curfrm && exppos[n-1] >= 0 &&
1164     fseek(expfp, exppos[curfrm=n-1], 0) == EOF) {
1165     fprintf(stderr, "%s: seek error on exposure file\n", progname);
1166     quit(1);
1167     }
1168     while (n > curfrm) { /* read exposure */
1169     if (exppos[curfrm] < 0)
1170     exppos[curfrm] = ftell(expfp);
1171     if (fgets(expval, sizeof(expval), expfp) == NULL) {
1172     fprintf(stderr, "%s: too few exposures\n",
1173     vval(EXPOSURE));
1174     quit(1);
1175     }
1176     curfrm++;
1177     cp = fskip(expval); /* check format */
1178 greg 2.14 if (cp != NULL)
1179     while (isspace(*cp))
1180     *cp++ = '\0';
1181     if (cp == NULL || *cp) {
1182 greg 2.1 fprintf(stderr,
1183     "%s: exposure format error on line %d\n",
1184     vval(EXPOSURE), curfrm);
1185     quit(1);
1186     }
1187     }
1188     return(expval); /* return value */
1189     }
1190    
1191    
1192 schorsch 2.43 static struct pslot *
1193     findpslot(int pid) /* find or allocate a process slot */
1194 greg 2.2 {
1195     register struct pslot *psempty = NULL;
1196     register int i;
1197    
1198     for (i = 0; i < npslots; i++) { /* look for match */
1199     if (pslot[i].pid == pid)
1200     return(pslot+i);
1201     if (psempty == NULL && pslot[i].pid == 0)
1202     psempty = pslot+i;
1203     }
1204     return(psempty); /* return emtpy slot (error if NULL) */
1205     }
1206    
1207    
1208 schorsch 2.43 static int
1209     donecom( /* clean up after finished process */
1210 schorsch 2.46 PSERVER *ps,
1211     int pn,
1212     int status
1213 schorsch 2.43 )
1214 greg 2.2 {
1215 schorsch 2.43 register NETPROC *pp;
1216 greg 2.18 register struct pslot *psl;
1217 greg 2.2
1218     pp = ps->proc + pn;
1219 greg 2.3 if (pp->elen) { /* pass errors */
1220 greg 2.2 if (ps->hostname[0])
1221 greg 2.3 fprintf(stderr, "%s: ", ps->hostname);
1222     fprintf(stderr, "Error output from: %s\n", pp->com);
1223 greg 2.2 fputs(pp->errs, stderr);
1224     fflush(stderr);
1225     if (ps->hostname[0])
1226     status = 1; /* because rsh doesn't return status */
1227     }
1228 greg 2.18 lastpserver = NULL;
1229     psl = findpslot(pp->pid); /* check for bruncom() slot */
1230     if (psl->pid) {
1231     if (status) {
1232     if (psl->rcvf != NULL) /* attempt recovery */
1233     status = (*psl->rcvf)(psl->fout);
1234     if (status) {
1235     fprintf(stderr,
1236     "%s: error rendering frame %d\n",
1237     progname, psl->fout);
1238     quit(1);
1239     }
1240     lastpserver = ps;
1241     }
1242     psl->pid = 0; /* free process slot */
1243     } else if (status)
1244     lastpserver = ps;
1245 greg 2.2 freestr(pp->com); /* free command string */
1246     return(status);
1247     }
1248    
1249    
1250 schorsch 2.43 static int
1251     serverdown(void) /* check status of last process server */
1252 greg 2.2 {
1253 greg 2.18 if (lastpserver == NULL || !lastpserver->hostname[0])
1254     return(0);
1255 greg 2.2 if (pserverOK(lastpserver)) /* server still up? */
1256     return(0);
1257     delpserver(lastpserver); /* else delete it */
1258     if (pslist == NULL) {
1259     fprintf(stderr, "%s: all process servers are down\n",
1260     progname);
1261     quit(1);
1262     }
1263     return(1);
1264     }
1265    
1266    
1267 schorsch 2.43 static int
1268     bruncom( /* run a command in the background */
1269     char *com,
1270     int fout,
1271     int (*rf)()
1272     )
1273 greg 2.2 {
1274     int pid;
1275     register struct pslot *psl;
1276    
1277 greg 2.5 if (noaction) {
1278     if (!silent)
1279     printf("\t%s\n", com); /* echo command */
1280 greg 2.2 return(0);
1281 greg 2.5 }
1282 greg 2.18 com = savestr(com); /* else start it when we can */
1283     while ((pid = startjob(NULL, com, donecom)) == -1)
1284 greg 2.2 bwait(1);
1285 greg 2.5 if (!silent) { /* echo command */
1286 greg 2.3 PSERVER *ps;
1287     int psn = pid;
1288 greg 2.4 ps = findjob(&psn);
1289 greg 2.5 printf("\t%s\n", com);
1290 greg 2.4 printf("\tProcess started on %s\n", phostname(ps));
1291 greg 2.3 fflush(stdout);
1292     }
1293 greg 2.2 psl = findpslot(pid); /* record info. in appropriate slot */
1294     psl->pid = pid;
1295     psl->fout = fout;
1296     psl->rcvf = rf;
1297     return(pid);
1298     }
1299    
1300    
1301 schorsch 2.43 static void
1302     bwait(int ncoms) /* wait for batch job(s) to finish */
1303 greg 2.2 {
1304     int status;
1305    
1306     if (noaction)
1307     return;
1308     while ((status = wait4job(NULL, -1)) != -1) {
1309 greg 2.18 serverdown(); /* update server status */
1310     if (--ncoms == 0)
1311     break; /* done enough */
1312 greg 2.2 }
1313     }
1314    
1315    
1316 schorsch 2.43 static int
1317     pruncom( /* run a command in parallel over network */
1318     char *com,
1319     char *ppins,
1320     int maxcopies
1321     )
1322 greg 2.2 {
1323     int retstatus = 0;
1324 greg 2.3 int hostcopies;
1325 greg 2.18 char buf[10240], *com1, *s;
1326 greg 2.2 int status;
1327 greg 2.17 int pfd;
1328     register int n;
1329 greg 2.2 register PSERVER *ps;
1330    
1331 greg 2.3 if (!silent)
1332 greg 2.6 printf("\t%s\n", com); /* echo command */
1333 greg 2.3 if (noaction)
1334 greg 2.2 return(0);
1335 greg 2.3 fflush(stdout);
1336 greg 2.2 /* start jobs on each server */
1337 greg 2.3 for (ps = pslist; ps != NULL; ps = ps->next) {
1338     hostcopies = 0;
1339 greg 2.4 if (maxcopies > 1 && ps->nprocs > 1 && ppins != NULL) {
1340 greg 2.17 strcpy(com1=buf, com); /* build -PP command */
1341 greg 2.4 sprintf(com1+(ppins-com), " -PP %s/%s.persist",
1342     vval(DIRECTORY), phostname(ps));
1343 greg 2.36 unlink(com1+(ppins-com)+5);
1344 greg 2.4 strcat(com1, ppins);
1345 greg 2.17 } else
1346 greg 2.4 com1 = com;
1347 greg 2.18 while (maxcopies > 0) {
1348     s = savestr(com1);
1349     if (startjob(ps, s, donecom) != -1) {
1350     sleep(20);
1351     hostcopies++;
1352     maxcopies--;
1353     } else {
1354     freestr(s);
1355     break;
1356     }
1357 greg 2.2 }
1358 greg 2.3 if (!silent && hostcopies) {
1359     if (hostcopies > 1)
1360     printf("\t%d duplicate processes", hostcopies);
1361     else
1362     printf("\tProcess");
1363 greg 2.4 printf(" started on %s\n", phostname(ps));
1364 greg 2.3 fflush(stdout);
1365     }
1366     }
1367 greg 2.2 /* wait for jobs to finish */
1368     while ((status = wait4job(NULL, -1)) != -1)
1369 greg 2.18 retstatus += status && !serverdown();
1370 greg 2.17 /* terminate parallel rpict's */
1371 greg 2.18 for (ps = pslist; ps != NULL; ps = ps->next) {
1372     sprintf(buf, "%s/%s.persist", vval(DIRECTORY), phostname(ps));
1373 greg 2.17 if ((pfd = open(buf, O_RDONLY)) >= 0) {
1374     n = read(pfd, buf, sizeof(buf)-1); /* get PID */
1375     buf[n] = '\0';
1376     close(pfd);
1377     for (n = 0; buf[n] && !isspace(buf[n]); n++)
1378     ;
1379     /* terminate */
1380     sprintf(buf, "kill -ALRM %d", atoi(buf+n));
1381 greg 2.18 wait4job(ps, startjob(ps, buf, NULL));
1382 greg 2.17 }
1383     }
1384 greg 2.2 return(retstatus);
1385     }
1386    
1387    
1388 schorsch 2.43 static int
1389     runcom(char *cs) /* run a command locally and wait for it */
1390 greg 2.1 {
1391     if (!silent) /* echo it */
1392     printf("\t%s\n", cs);
1393     if (noaction)
1394     return(0);
1395     fflush(stdout); /* flush output and pass to shell */
1396     return(system(cs));
1397     }
1398    
1399    
1400 schorsch 2.43 static int
1401     rmfile(char *fn) /* remove a file */
1402 greg 2.1 {
1403     if (!silent)
1404 schorsch 2.37 #ifdef _WIN32
1405 greg 2.1 printf("\tdel %s\n", fn);
1406     #else
1407     printf("\trm -f %s\n", fn);
1408     #endif
1409     if (noaction)
1410     return(0);
1411     return(unlink(fn));
1412     }
1413    
1414    
1415 schorsch 2.43 static void
1416     badvalue(int vc) /* report bad variable value and exit */
1417 greg 2.1 {
1418     fprintf(stderr, "%s: bad value for variable '%s'\n",
1419     progname, vnam(vc));
1420     quit(1);
1421 gwlarson 2.25 }
1422    
1423    
1424 schorsch 2.43 static char *
1425     dirfile( /* separate path into directory and file */
1426     char *df,
1427     register char *path
1428     )
1429 gwlarson 2.25 {
1430     register int i;
1431     int psep;
1432    
1433     for (i = 0, psep = -1; path[i]; i++)
1434     if (path[i] == '/')
1435     psep = i;
1436 schorsch 2.40 if (df != NULL) {
1437 gwlarson 2.25 if (psep == 0) {
1438     df[0] = '/';
1439     df[1] = '\0';
1440     } else if (psep > 0) {
1441     strncpy(df, path, psep);
1442     df[psep] = '\0';
1443     } else
1444     df[0] = '\0';
1445 schorsch 2.40 }
1446 gwlarson 2.25 return(path+psep+1);
1447 greg 2.29 }
1448    
1449    
1450 schorsch 2.43 static int
1451 greg 2.48 getblur(double *mbf, double *dbf) /* get # blur samples (and fraction) */
1452 greg 2.29 {
1453 greg 2.48 double mblurf, dblurf;
1454     int nmblur, ndblur;
1455 greg 2.29 char *s;
1456 greg 2.48 /* get motion blur */
1457     if (!vdef(MBLUR) || (mblurf = atof(vval(MBLUR))) < 0.0)
1458     mblurf = 0.0;
1459     if (mbf != NULL)
1460     *mbf = mblurf;
1461     if (mblurf <= FTINY)
1462     nmblur = 0;
1463     else if (!*(s = sskip(vval(MBLUR))))
1464     nmblur = DEF_NBLUR;
1465     else if ((nmblur = atoi(s)) <= 0)
1466     nmblur = 1;
1467     /* get depth-of-field blur */
1468     if (!vdef(DBLUR) || (dblurf = atof(vval(DBLUR))) < 0.0)
1469     dblurf = 0.0;
1470     if (dbf != NULL)
1471     *dbf = dblurf;
1472     if (dblurf <= FTINY)
1473     ndblur = 0;
1474     else if (!*(s = sskip(vval(DBLUR))))
1475     ndblur = DEF_NBLUR;
1476     else if ((ndblur = atoi(s)) <= 0)
1477     ndblur = 1;
1478     if ((nmblur == 1) & (ndblur == 1))
1479 greg 2.29 return(1);
1480 greg 2.48 /* return combined samples */
1481     return(nmblur + ndblur);
1482 greg 2.1 }