1 |
/* Copyright (c) 1995 Regents of the University of California */ |
2 |
|
3 |
#ifndef lint |
4 |
static char SCCSid[] = "$SunId$ LBL"; |
5 |
#endif |
6 |
|
7 |
/* |
8 |
* Radiance animation control program |
9 |
*/ |
10 |
|
11 |
#include "standard.h" |
12 |
#include <sys/types.h> |
13 |
#include <sys/stat.h> |
14 |
#include "view.h" |
15 |
#include "vars.h" |
16 |
/* input variables */ |
17 |
#define HOST 0 /* rendering host machine */ |
18 |
#define RENDER 1 /* rendering options */ |
19 |
#define PFILT 2 /* pfilt options */ |
20 |
#define PINTERP 3 /* pinterp options */ |
21 |
#define OCTREE 4 /* octree file name */ |
22 |
#define DIRECTORY 5 /* working (sub)directory */ |
23 |
#define BASENAME 6 /* output image base name */ |
24 |
#define VIEWFILE 7 /* animation frame views */ |
25 |
#define START 8 /* starting frame number */ |
26 |
#define END 9 /* ending frame number */ |
27 |
#define RIF 10 /* rad input file */ |
28 |
#define NEXTANIM 11 /* next animation file */ |
29 |
#define ANIMATE 12 /* animation command */ |
30 |
#define TRANSFER 13 /* frame transfer command */ |
31 |
#define ARCHIVE 14 /* archiving command */ |
32 |
#define INTERP 15 /* # frames to interpolate */ |
33 |
#define OVERSAMP 16 /* # times to oversample image */ |
34 |
#define MBLUR 17 /* samples for motion blur */ |
35 |
#define RTRACE 18 /* use rtrace with pinterp? */ |
36 |
#define DISKSPACE 19 /* how much disk space to use */ |
37 |
#define RESOLUTION 20 /* desired final resolution */ |
38 |
#define EXPOSURE 21 /* how to compute exposure */ |
39 |
|
40 |
int NVARS = 22; /* total number of variables */ |
41 |
|
42 |
VARIABLE vv[] = { /* variable-value pairs */ |
43 |
{"host", 4, 0, NULL, NULL}, |
44 |
{"render", 3, 0, NULL, catvalues}, |
45 |
{"pfilt", 2, 0, NULL, catvalues}, |
46 |
{"pinterp", 2, 0, NULL, catvalues}, |
47 |
{"OCTREE", 3, 0, NULL, onevalue}, |
48 |
{"DIRECTORY", 3, 0, NULL, onevalue}, |
49 |
{"BASENAME", 3, 0, NULL, onevalue}, |
50 |
{"VIEWFILE", 2, 0, NULL, onevalue}, |
51 |
{"START", 2, 0, NULL, intvalue}, |
52 |
{"END", 2, 0, NULL, intvalue}, |
53 |
{"RIF", 3, 0, NULL, onevalue}, |
54 |
{"NEXTANIM", 3, 0, NULL, onevalue}, |
55 |
{"ANIMATE", 2, 0, NULL, onevalue}, |
56 |
{"TRANSFER", 2, 0, NULL, onevalue}, |
57 |
{"ARCHIVE", 2, 0, NULL, onevalue}, |
58 |
{"INTERP", 3, 0, NULL, intvalue}, |
59 |
{"OVERSAMP", 2, 0, NULL, fltvalue}, |
60 |
{"MBLUR", 2, 0, NULL, onevalue}, |
61 |
{"RTRACE", 2, 0, NULL, boolvalue}, |
62 |
{"DISKSPACE", 3, 0, NULL, fltvalue}, |
63 |
{"RESOLUTION", 3, 0, NULL, onevalue}, |
64 |
{"EXPOSURE", 3, 0, NULL, onevalue}, |
65 |
}; |
66 |
|
67 |
#define SFNAME "STATUS" /* status file name */ |
68 |
|
69 |
struct { |
70 |
char host[64]; /* control host name */ |
71 |
int pid; /* control process id */ |
72 |
char cfname[128]; /* control file name */ |
73 |
int rnext; /* next frame to render */ |
74 |
int fnext; /* next frame to filter */ |
75 |
int tnext; /* next frame to transfer */ |
76 |
} astat; /* animation status */ |
77 |
|
78 |
char *progname; /* our program name */ |
79 |
char *cfname; /* our control file name */ |
80 |
|
81 |
int nowarn = 0; /* turn warnings off? */ |
82 |
int silent = 0; /* silent mode? */ |
83 |
int noaction = 0; /* take no action? */ |
84 |
|
85 |
char rendopt[2048] = ""; /* rendering options */ |
86 |
char rresopt[32]; /* rendering resolution options */ |
87 |
char fresopt[32]; /* filter resolution options */ |
88 |
int pfiltalways; /* always use pfilt? */ |
89 |
|
90 |
VIEW *getview(); |
91 |
char *getexp(); |
92 |
|
93 |
|
94 |
main(argc, argv) |
95 |
int argc; |
96 |
char *argv[]; |
97 |
{ |
98 |
int explicate = 0; |
99 |
int i; |
100 |
|
101 |
progname = argv[0]; /* get arguments */ |
102 |
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
103 |
switch (argv[i][1]) { |
104 |
case 'e': /* print variables */ |
105 |
explicate++; |
106 |
break; |
107 |
case 'w': /* turn off warnings */ |
108 |
nowarn++; |
109 |
break; |
110 |
case 's': /* silent mode */ |
111 |
silent++; |
112 |
break; |
113 |
case 'n': /* take no action */ |
114 |
noaction++; |
115 |
break; |
116 |
default: |
117 |
goto userr; |
118 |
} |
119 |
if (i != argc-1) |
120 |
goto userr; |
121 |
cfname = argv[i]; |
122 |
/* load variables */ |
123 |
loadvars(cfname); |
124 |
/* did we get DIRECTORY? */ |
125 |
checkdir(); |
126 |
/* check status */ |
127 |
if (getastat() < 0) { |
128 |
fprintf(stderr, "%s: exiting\n", progname); |
129 |
quit(1); |
130 |
} |
131 |
/* pfilt always if options given */ |
132 |
pfiltalways = vdef(PFILT); |
133 |
/* load RIF if any */ |
134 |
if (vdef(RIF)) |
135 |
getradfile(vval(RIF)); |
136 |
/* set defaults */ |
137 |
setdefaults(); |
138 |
/* print variables */ |
139 |
if (explicate) |
140 |
printvars(stdout); |
141 |
/* run animation */ |
142 |
animate(); |
143 |
/* all done */ |
144 |
if (vdef(NEXTANIM)) { |
145 |
argv[i] = vval(NEXTANIM); /* just change input file */ |
146 |
if (!silent) |
147 |
printargs(argc, argv, stdout); |
148 |
if (!noaction) { |
149 |
execvp(progname, argv); /* pass to next */ |
150 |
quit(1); /* shouldn't return */ |
151 |
} |
152 |
} |
153 |
quit(0); |
154 |
userr: |
155 |
fprintf(stderr, "Usage: %s [-s][-n][-w][-e] anim_file\n", progname); |
156 |
quit(1); |
157 |
} |
158 |
|
159 |
|
160 |
getastat() /* check/set animation status */ |
161 |
{ |
162 |
char buf[256]; |
163 |
FILE *fp; |
164 |
|
165 |
sprintf(buf, "%s/%s", vval(DIRECTORY), SFNAME); |
166 |
if ((fp = fopen(buf, "r")) == NULL) { |
167 |
if (errno != ENOENT) { |
168 |
perror(buf); |
169 |
return(-1); |
170 |
} |
171 |
astat.rnext = astat.fnext = astat.tnext = 0; |
172 |
goto setours; |
173 |
} |
174 |
if (fscanf(fp, "Control host: %s\n", astat.host) != 1) |
175 |
goto fmterr; |
176 |
if (fscanf(fp, "Control PID: %d\n", &astat.pid) != 1) |
177 |
goto fmterr; |
178 |
if (fscanf(fp, "Control file: %s\n", astat.cfname) != 1) |
179 |
goto fmterr; |
180 |
if (fscanf(fp, "Next render: %d\n", &astat.rnext) != 1) |
181 |
goto fmterr; |
182 |
if (fscanf(fp, "Next filter: %d\n", &astat.fnext) != 1) |
183 |
goto fmterr; |
184 |
if (fscanf(fp, "Next transfer: %d\n", &astat.tnext) != 1) |
185 |
goto fmterr; |
186 |
fclose(fp); |
187 |
if (astat.pid != 0) { /* thinks it's still running */ |
188 |
gethostname(buf, sizeof(buf)); |
189 |
if (strcmp(buf, astat.host)) { |
190 |
fprintf(stderr, |
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"%s: process %d may still be running on host %s\n", |
192 |
progname, astat.pid, astat.host); |
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return(-1); |
194 |
} |
195 |
if (kill(astat.pid, 0) != -1 || errno != ESRCH) { |
196 |
fprintf(stderr, "%s: process %d is still running\n", |
197 |
progname, astat.pid); |
198 |
return(-1); |
199 |
} |
200 |
/* assume it is dead */ |
201 |
} |
202 |
if (strcmp(cfname, astat.cfname) && astat.tnext != 0) { /* other's */ |
203 |
fprintf(stderr, "%s: unfinished job \"%s\"\n", |
204 |
progname, astat.cfname); |
205 |
return(-1); |
206 |
} |
207 |
setours: /* set our values */ |
208 |
gethostname(astat.host, sizeof(astat.host)); |
209 |
astat.pid = getpid(); |
210 |
strcpy(astat.cfname, cfname); |
211 |
return(0); |
212 |
fmterr: |
213 |
fprintf(stderr, "%s: format error in status file \"%s\"\n", |
214 |
progname, buf); |
215 |
fclose(fp); |
216 |
return(-1); |
217 |
} |
218 |
|
219 |
|
220 |
putastat() /* put out current status */ |
221 |
{ |
222 |
char buf[256]; |
223 |
FILE *fp; |
224 |
|
225 |
sprintf(buf, "%s/%s", vval(DIRECTORY), SFNAME); |
226 |
if ((fp = fopen(buf, "w")) == NULL) { |
227 |
perror(buf); |
228 |
quit(1); |
229 |
} |
230 |
fprintf(fp, "Control host: %s\n", astat.host); |
231 |
fprintf(fp, "Control PID: %d\n", astat.pid); |
232 |
fprintf(fp, "Control file: %s\n", astat.cfname); |
233 |
fprintf(fp, "Next render: %d\n", astat.rnext); |
234 |
fprintf(fp, "Next filter: %d\n", astat.fnext); |
235 |
fprintf(fp, "Next transfer: %d\n", astat.tnext); |
236 |
fclose(fp); |
237 |
} |
238 |
|
239 |
|
240 |
checkdir() /* make sure we have our directory */ |
241 |
{ |
242 |
struct stat stb; |
243 |
|
244 |
if (!vdef(DIRECTORY)) { |
245 |
fprintf(stderr, "%s: %s undefined\n", |
246 |
progname, vnam(DIRECTORY)); |
247 |
quit(1); |
248 |
} |
249 |
if (stat(vval(DIRECTORY), &stb) == -1) { |
250 |
if (errno == ENOENT && mkdir(vval(DIRECTORY), 0777) == 0) |
251 |
return; |
252 |
perror(vval(DIRECTORY)); |
253 |
quit(1); |
254 |
} |
255 |
if (!(stb.st_mode & S_IFDIR)) { |
256 |
fprintf(stderr, "%s: not a directory\n", vval(DIRECTORY)); |
257 |
quit(1); |
258 |
} |
259 |
} |
260 |
|
261 |
|
262 |
setdefaults() /* set default values */ |
263 |
{ |
264 |
char buf[256]; |
265 |
|
266 |
if (vdef(OCTREE) == vdef(ANIMATE)) { |
267 |
fprintf(stderr, "%s: either %s or %s must be defined\n", |
268 |
progname, vnam(OCTREE), vnam(ANIMATE)); |
269 |
quit(1); |
270 |
} |
271 |
if (!vdef(VIEWFILE)) { |
272 |
fprintf(stderr, "%s: %s undefined\n", progname, vnam(VIEWFILE)); |
273 |
quit(1); |
274 |
} |
275 |
if (!vdef(START)) { |
276 |
vval(START) = "1"; |
277 |
vdef(START)++; |
278 |
} |
279 |
if (!vdef(END)) { |
280 |
sprintf(buf, "%d", countviews()); |
281 |
vval(END) = savqstr(buf); |
282 |
vdef(END)++; |
283 |
} |
284 |
if (!vdef(BASENAME)) { |
285 |
sprintf(buf, "%s/frame%%03d", vval(DIRECTORY)); |
286 |
vval(BASENAME) = savqstr(buf); |
287 |
vdef(BASENAME)++; |
288 |
} |
289 |
if (!vdef(RESOLUTION)) { |
290 |
vval(RESOLUTION) = "640"; |
291 |
vdef(RESOLUTION)++; |
292 |
} |
293 |
if (!vdef(OVERSAMP)) { |
294 |
vval(OVERSAMP) = "2"; |
295 |
vdef(OVERSAMP)++; |
296 |
} |
297 |
if (!vdef(INTERP)) { |
298 |
vval(INTERP) = "0"; |
299 |
vdef(INTERP)++; |
300 |
} |
301 |
if (!vdef(MBLUR)) { |
302 |
vval(MBLUR) = "0"; |
303 |
vdef(MBLUR)++; |
304 |
} |
305 |
if (!vdef(RTRACE)) { |
306 |
vval(RTRACE) = "F"; |
307 |
vdef(RTRACE)++; |
308 |
} |
309 |
if (!vdef(DISKSPACE)) { |
310 |
if (!nowarn) |
311 |
fprintf(stderr, |
312 |
"%s: warning - no %s setting, assuming 100 Mbytes available\n", |
313 |
progname, vnam(DISKSPACE)); |
314 |
vval(DISKSPACE) = "100"; |
315 |
vdef(DISKSPACE)++; |
316 |
} |
317 |
/* append rendering options */ |
318 |
if (vdef(RENDER)) |
319 |
sprintf(rendopt+strlen(rendopt), " %s", vval(RENDER)); |
320 |
} |
321 |
|
322 |
|
323 |
getradfile(rfname) /* run rad and get needed variables */ |
324 |
char *rfname; |
325 |
{ |
326 |
static short mvar[] = {OCTREE,PFILT,RESOLUTION,EXPOSURE,-1}; |
327 |
char combuf[256]; |
328 |
register int i; |
329 |
register char *cp; |
330 |
/* create rad command */ |
331 |
sprintf(rendopt, " @%s/render.opt", vval(DIRECTORY)); |
332 |
sprintf(combuf, |
333 |
"rad -v 0 -s -e -w %s OPTFILE=%s | egrep '^[ \t]*(NOMATCH", |
334 |
rfname, rendopt+2); |
335 |
cp = combuf; |
336 |
while (*cp) cp++; /* match unset variables */ |
337 |
for (i = 0; mvar[i] >= 0; i++) |
338 |
if (!vdef(mvar[i])) { |
339 |
*cp++ = '|'; |
340 |
strcpy(cp, vnam(mvar[i])); |
341 |
while (*cp) cp++; |
342 |
} |
343 |
sprintf(cp, ")[ \t]*=' > %s/radset.var", vval(DIRECTORY)); |
344 |
cp += 11; /* point to file name */ |
345 |
if (system(combuf)) { |
346 |
fprintf(stderr, "%s: bad rad input file \"%s\"\n", |
347 |
progname, rfname); |
348 |
quit(1); |
349 |
} |
350 |
loadvars(cp); /* load variables and remove file */ |
351 |
unlink(cp); |
352 |
} |
353 |
|
354 |
|
355 |
animate() /* run animation */ |
356 |
{ |
357 |
int xres, yres; |
358 |
float pa, mult; |
359 |
int frames_batch; |
360 |
register int i; |
361 |
double d1, d2; |
362 |
/* compute rpict resolution */ |
363 |
i = sscanf(vval(RESOLUTION), "%d %d %f", &xres, &yres, &pa); |
364 |
mult = vflt(OVERSAMP); |
365 |
if (i == 3) { |
366 |
sprintf(rresopt, "-x %d -y %d -pa %f", (int)(mult*xres), |
367 |
(int)(mult*yres), pa); |
368 |
sprintf(fresopt, "-x %d -y %d -pa %f", xres, yres, pa); |
369 |
} else if (i) { |
370 |
if (i == 1) yres = xres; |
371 |
sprintf(rresopt, "-x %d -y %d", (int)(mult*xres), |
372 |
(int)(mult*yres)); |
373 |
sprintf(fresopt, "-x %d -y %d -pa 1", xres, yres); |
374 |
} else |
375 |
badvalue(RESOLUTION); |
376 |
/* consistency checks */ |
377 |
if (vdef(ANIMATE)) { |
378 |
if (vint(INTERP)) { |
379 |
if (!nowarn) |
380 |
fprintf(stderr, |
381 |
"%s: resetting %s=0 for animation\n", |
382 |
progname, vnam(INTERP)); |
383 |
vval(INTERP) = "0"; |
384 |
} |
385 |
if (atoi(vval(MBLUR))) { /* can't handle this yet */ |
386 |
if (!nowarn) |
387 |
fprintf(stderr, |
388 |
"%s: resetting %s=0 for animation\n", |
389 |
progname, vnam(MBLUR)); |
390 |
vval(MBLUR) = "0"; |
391 |
} |
392 |
} |
393 |
/* figure # frames per batch */ |
394 |
d1 = mult*xres*mult*yres*4; /* space for orig. picture */ |
395 |
if ((i=vint(INTERP)) || atoi(vval(MBLUR))) |
396 |
d1 += mult*xres*mult*yres*4; /* space for z-buffer */ |
397 |
d2 = xres*yres*4; /* space for final picture */ |
398 |
frames_batch = (i+1)*(vflt(DISKSPACE)*1048576.-d1)/(d1+i*d2); |
399 |
if (frames_batch < i+2) { |
400 |
fprintf(stderr, "%s: insufficient disk space allocated\n", |
401 |
progname); |
402 |
quit(1); |
403 |
} |
404 |
/* initialize status file */ |
405 |
if (astat.rnext == 0) |
406 |
astat.rnext = astat.fnext = astat.tnext = vint(START); |
407 |
putastat(); |
408 |
/* render in batches */ |
409 |
while (astat.rnext <= vint(END)) { |
410 |
renderframes(frames_batch); |
411 |
filterframes(); |
412 |
transferframes(); |
413 |
} |
414 |
/* mark status as finished */ |
415 |
astat.pid = 0; |
416 |
putastat(); |
417 |
/* close open files */ |
418 |
getview(0); |
419 |
getexp(0); |
420 |
} |
421 |
|
422 |
|
423 |
renderframes(nframes) /* render next nframes frames */ |
424 |
int nframes; |
425 |
{ |
426 |
static char vendbuf[16]; |
427 |
VIEW *vp; |
428 |
FILE *fp = NULL; |
429 |
char vfname[128]; |
430 |
int lastframe; |
431 |
register int i; |
432 |
|
433 |
if (astat.tnext < astat.rnext) /* other work to do first */ |
434 |
return; |
435 |
/* create batch view file */ |
436 |
if (!vdef(ANIMATE)) { |
437 |
sprintf(vfname, "%s/anim.vf", vval(DIRECTORY)); |
438 |
if ((fp = fopen(vfname, "w")) == NULL) { |
439 |
perror(vfname); |
440 |
quit(1); |
441 |
} |
442 |
} |
443 |
/* bound batch properly */ |
444 |
lastframe = astat.rnext + nframes - 1; |
445 |
if ((lastframe-1) % (vint(INTERP)+1)) /* need even interval */ |
446 |
lastframe += vint(INTERP)+1 - ((lastframe-1)%(vint(INTERP)+1)); |
447 |
if (lastframe > vint(END)) /* check for end */ |
448 |
lastframe = vint(END); |
449 |
/* render each view */ |
450 |
for (i = astat.rnext; i <= lastframe; i++) { |
451 |
if ((vp = getview(i)) == NULL) { |
452 |
if (!nowarn) |
453 |
fprintf(stderr, |
454 |
"%s: ran out of views before last frame\n", |
455 |
progname); |
456 |
sprintf(vval(END)=vendbuf, "%d", i-1); |
457 |
lastframe = i - 1; |
458 |
break; |
459 |
} |
460 |
if (vdef(ANIMATE)) /* animate frame */ |
461 |
animrend(i, vp); |
462 |
else { /* else record it */ |
463 |
fputs(VIEWSTR, fp); |
464 |
fprintview(vp, fp); |
465 |
putc('\n', fp); |
466 |
} |
467 |
} |
468 |
if (vdef(ANIMATE)) /* wait for renderings to finish */ |
469 |
animwait(0); |
470 |
else { /* else if walk-through */ |
471 |
fclose(fp); /* close view file */ |
472 |
walkwait(astat.rnext, lastframe, vfname); /* walk it */ |
473 |
unlink(vfname); /* remove view file */ |
474 |
} |
475 |
if (vdef(ARCHIVE)) /* archive results */ |
476 |
archive(astat.rnext, lastframe); |
477 |
astat.rnext = i; /* update status */ |
478 |
putastat(); |
479 |
} |
480 |
|
481 |
|
482 |
filterframes() /* catch up with filtering */ |
483 |
{ |
484 |
VIEW *vp; |
485 |
register int i; |
486 |
|
487 |
if (astat.tnext < astat.fnext) /* other work to do first */ |
488 |
return; |
489 |
/* filter each view */ |
490 |
for (i = astat.fnext; i < astat.rnext; i++) { |
491 |
if ((vp = getview(i)) == NULL) { /* get view i */ |
492 |
fprintf(stderr, |
493 |
"%s: unexpected error reading view for frame %d\n", |
494 |
progname, i); |
495 |
quit(1); |
496 |
} |
497 |
dofilt(i, vp, getexp(i)); /* filter frame */ |
498 |
} |
499 |
filtwait(0); /* wait for filter processes */ |
500 |
astat.fnext = i; /* update status */ |
501 |
putastat(); |
502 |
} |
503 |
|
504 |
|
505 |
transferframes() /* catch up with picture transfers */ |
506 |
{ |
507 |
char combuf[10240]; |
508 |
register char *cp; |
509 |
register int i; |
510 |
|
511 |
if (astat.tnext >= astat.fnext) /* nothing to do, yet */ |
512 |
return; |
513 |
if (!vdef(TRANSFER)) { /* no transfer function -- leave 'em */ |
514 |
astat.tnext = astat.fnext; |
515 |
putastat(); /* update status */ |
516 |
return; |
517 |
} |
518 |
strcpy(combuf, vval(TRANSFER)); /* start transfer command */ |
519 |
cp = combuf + strlen(combuf); |
520 |
/* make argument list */ |
521 |
for (i = astat.tnext; i < astat.fnext; i++) { |
522 |
*cp++ = ' '; |
523 |
sprintf(cp, vval(BASENAME), i); |
524 |
while (*cp) cp++; |
525 |
strcpy(cp, ".pic"); |
526 |
cp += 4; |
527 |
} |
528 |
if (runcom(combuf)) { /* transfer frames */ |
529 |
fprintf(stderr, "%s: error running transfer command\n", |
530 |
progname); |
531 |
quit(1); |
532 |
} |
533 |
astat.tnext = i; /* update status */ |
534 |
putastat(); |
535 |
} |
536 |
|
537 |
|
538 |
animrend(frame, vp) /* start animation frame */ |
539 |
int frame; |
540 |
VIEW *vp; |
541 |
{ |
542 |
char combuf[2048]; |
543 |
char fname[128]; |
544 |
|
545 |
sprintf(fname, vval(BASENAME), frame); |
546 |
strcat(fname, ".unf"); |
547 |
if (access(fname, F_OK) == 0) |
548 |
return; |
549 |
sprintf(combuf, "%s %d | rpict%s%s %s > %s", vval(ANIMATE), frame, |
550 |
rendopt, viewopt(vp), rresopt, fname); |
551 |
if (runcom(combuf)) { |
552 |
fprintf(stderr, "%s: error rendering frame %d\n", |
553 |
progname, frame); |
554 |
quit(1); |
555 |
} |
556 |
} |
557 |
|
558 |
|
559 |
animwait(nwait) /* wait for renderings to finish */ |
560 |
int nwait; |
561 |
{ |
562 |
/* currently does nothing since parallel rendering not working */ |
563 |
} |
564 |
|
565 |
|
566 |
walkwait(first, last, vfn) /* walk-through frames */ |
567 |
int first, last; |
568 |
char *vfn; |
569 |
{ |
570 |
char combuf[2048]; |
571 |
register int i; |
572 |
|
573 |
if (!noaction && vint(INTERP)) /* create dummy frames */ |
574 |
for (i = first; i <= last; i++) |
575 |
if (i < vint(END) && (i-1) % (vint(INTERP)+1)) { |
576 |
sprintf(combuf, vval(BASENAME), i); |
577 |
strcat(combuf, ".unf"); |
578 |
close(open(combuf, O_RDONLY|O_CREAT, 0666)); |
579 |
} |
580 |
/* create command */ |
581 |
sprintf(combuf, "rpict%s ", rendopt); |
582 |
if (vint(INTERP) || atoi(vval(MBLUR))) |
583 |
sprintf(combuf+strlen(combuf), "-z %s.zbf ", vval(BASENAME)); |
584 |
sprintf(combuf+strlen(combuf), "-o %s.unf %s -S %d %s < %s", |
585 |
vval(BASENAME), rresopt, first, vval(OCTREE), vfn); |
586 |
if (runcom(combuf)) { |
587 |
fprintf(stderr, |
588 |
"%s: error rendering walk-through frames %d through %d\n", |
589 |
progname, first, last); |
590 |
quit(1); |
591 |
} |
592 |
if (!noaction && vint(INTERP)) /* remove dummy frames */ |
593 |
for (i = first; i <= last; i++) |
594 |
if (i < vint(END) && (i-1) % (vint(INTERP)+1)) { |
595 |
sprintf(combuf, vval(BASENAME), i); |
596 |
strcat(combuf, ".unf"); |
597 |
unlink(combuf); |
598 |
} |
599 |
} |
600 |
|
601 |
|
602 |
recover(frame) /* recover the specified frame */ |
603 |
int frame; |
604 |
{ |
605 |
char combuf[2048]; |
606 |
char fname[128]; |
607 |
register char *cp; |
608 |
|
609 |
sprintf(fname, vval(BASENAME), frame); |
610 |
if (vdef(ANIMATE)) |
611 |
sprintf(combuf, "%s %d | rpict%s", |
612 |
vval(ANIMATE), frame, rendopt); |
613 |
else |
614 |
sprintf(combuf, "rpict%s", rendopt); |
615 |
cp = combuf + strlen(combuf); |
616 |
if (vint(INTERP) || atoi(vval(MBLUR))) { |
617 |
sprintf(cp, " -z %s.zbf", fname); |
618 |
while (*cp) cp++; |
619 |
} |
620 |
sprintf(cp, " -ro %s.unf", fname); |
621 |
while (*cp) cp++; |
622 |
if (!vdef(ANIMATE)) { |
623 |
*cp++ = ' '; |
624 |
strcpy(cp, vval(OCTREE)); |
625 |
} |
626 |
if (runcom(combuf)) { |
627 |
fprintf(stderr, "%s: error recovering frame %d\n", |
628 |
progname, frame); |
629 |
quit(1); |
630 |
} |
631 |
} |
632 |
|
633 |
|
634 |
archive(first, last) /* archive finished renderings */ |
635 |
int first, last; |
636 |
{ |
637 |
char combuf[10240]; |
638 |
int offset; |
639 |
struct stat stb; |
640 |
register char *cp; |
641 |
register int i; |
642 |
|
643 |
strcpy(cp=combuf, vval(ARCHIVE)); |
644 |
while (*cp) cp++; |
645 |
offset = cp - combuf; |
646 |
*cp++ = ' '; /* make argument list */ |
647 |
for (i = first; i <= last; i++) { |
648 |
sprintf(cp, vval(BASENAME), i); |
649 |
strcat(cp, ".unf"); |
650 |
if (stat(cp, &stb) == 0 && stb.st_size > 0) { /* non-zero? */ |
651 |
while (*cp) cp++; |
652 |
*cp++ = ' '; |
653 |
sprintf(cp, vval(BASENAME), i); |
654 |
strcat(cp, ".zbf"); |
655 |
if (access(cp, F_OK) == 0) { /* exists? */ |
656 |
while (*cp) cp++; |
657 |
*cp++ = ' '; |
658 |
} |
659 |
} |
660 |
} |
661 |
*--cp = '\0'; |
662 |
if (cp <= combuf + offset) /* no files? */ |
663 |
return; |
664 |
if (runcom(combuf)) { /* run archive command */ |
665 |
fprintf(stderr, |
666 |
"%s: error running archive command on frames %d through %d\n", |
667 |
progname, first, last); |
668 |
quit(1); |
669 |
} |
670 |
} |
671 |
|
672 |
|
673 |
dofilt(frame, vp, ep) /* filter frame */ |
674 |
int frame; |
675 |
VIEW *vp; |
676 |
char *ep; |
677 |
{ |
678 |
char fnbefore[128], fnafter[128]; |
679 |
char combuf[1024], fname[128]; |
680 |
int usepinterp, usepfilt; |
681 |
int frbefore, frafter, triesleft; |
682 |
/* check what is needed */ |
683 |
usepinterp = atoi(vval(MBLUR)); |
684 |
usepfilt = pfiltalways | ep==NULL; |
685 |
/* compute rendered views */ |
686 |
frbefore = frame - ((frame-1) % (vint(INTERP)+1)); |
687 |
frafter = frbefore + vint(INTERP) + 1; |
688 |
if (frafter > vint(END)) |
689 |
frafter = vint(END); |
690 |
if (frafter == frame) { /* pfilt only */ |
691 |
frbefore = frafter; |
692 |
usepinterp = 0; /* update what's needed */ |
693 |
usepfilt |= vflt(OVERSAMP)>1.01 || strcmp(ep,"1"); |
694 |
triesleft = 2; |
695 |
} else if (frbefore == frame) { /* no interpolation */ |
696 |
/* remove unneeded files */ |
697 |
if (frbefore-vint(INTERP)-1 >= 1) { |
698 |
sprintf(fname, vval(BASENAME), frbefore-vint(INTERP)-1); |
699 |
sprintf(combuf, "rm -f %s.unf %s.zbf", fname, fname); |
700 |
runcom(combuf); |
701 |
} |
702 |
/* update what's needed */ |
703 |
if (usepinterp) |
704 |
triesleft = 3; |
705 |
else { |
706 |
usepfilt |= vflt(OVERSAMP)>1.01 || strcmp(ep,"1"); |
707 |
triesleft = 2; |
708 |
} |
709 |
} else { /* interpolation needed */ |
710 |
usepinterp++; |
711 |
triesleft = 3; |
712 |
} |
713 |
if (frafter >= astat.rnext) { /* next batch unavailable */ |
714 |
frafter = frbefore; |
715 |
if (triesleft > 2) |
716 |
triesleft = 2; |
717 |
} |
718 |
sprintf(fnbefore, vval(BASENAME), frbefore); |
719 |
sprintf(fnafter, vval(BASENAME), frafter); |
720 |
tryit: /* generate command */ |
721 |
if (usepinterp) { /* using pinterp */ |
722 |
if (atoi(vval(MBLUR))) { |
723 |
FILE *fp; /* motion blurring */ |
724 |
sprintf(fname, "%s/vw0", vval(DIRECTORY)); |
725 |
if ((fp = fopen(fname, "w")) == NULL) { |
726 |
perror(fname); quit(1); |
727 |
} |
728 |
fputs(VIEWSTR, fp); |
729 |
fprintview(vp, fp); |
730 |
putc('\n', fp); fclose(fp); |
731 |
if ((vp = getview(frame+1)) == NULL) { |
732 |
fprintf(stderr, |
733 |
"%s: unexpected error reading view for frame %d\n", |
734 |
progname, frame+1); |
735 |
quit(1); |
736 |
} |
737 |
sprintf(fname, "%s/vw1", vval(DIRECTORY)); |
738 |
if ((fp = fopen(fname, "w")) == NULL) { |
739 |
perror(fname); quit(1); |
740 |
} |
741 |
fputs(VIEWSTR, fp); |
742 |
fprintview(vp, fp); |
743 |
putc('\n', fp); fclose(fp); |
744 |
sprintf(combuf, |
745 |
"(pmblur %s %d %s/vw0 %s/vw1; rm -f %s/vw0 %s/vw1) | pinterp -B", |
746 |
*sskip(vval(MBLUR)) ? sskip(vval(MBLUR)) : "1", |
747 |
atoi(vval(MBLUR)), vval(DIRECTORY), |
748 |
vval(DIRECTORY), vval(DIRECTORY), |
749 |
vval(DIRECTORY), vval(DIRECTORY)); |
750 |
} else /* no blurring */ |
751 |
strcpy(combuf, "pinterp"); |
752 |
strcat(combuf, viewopt(vp)); |
753 |
if (vbool(RTRACE)) |
754 |
sprintf(combuf+strlen(combuf), " -ff -fr '%s %s'", |
755 |
rendopt, vval(OCTREE)); |
756 |
if (vdef(PINTERP)) |
757 |
sprintf(combuf+strlen(combuf), " %s", vval(PINTERP)); |
758 |
if (usepfilt) |
759 |
sprintf(combuf+strlen(combuf), " %s", rresopt); |
760 |
else |
761 |
sprintf(combuf+strlen(combuf), " %s -e %s", |
762 |
fresopt, ep); |
763 |
sprintf(combuf+strlen(combuf), " %s.unf %s.zbf", |
764 |
fnbefore, fnbefore); |
765 |
if (frafter != frbefore) |
766 |
sprintf(combuf+strlen(combuf), " %s.unf %s.zbf", |
767 |
fnafter, fnafter); |
768 |
if (usepfilt) { /* also pfilt */ |
769 |
if (vdef(PFILT)) |
770 |
sprintf(combuf+strlen(combuf), " | pfilt %s", |
771 |
vval(PFILT)); |
772 |
else |
773 |
strcat(combuf, " | pfilt"); |
774 |
if (ep != NULL) |
775 |
sprintf(combuf+strlen(combuf), " -1 -e %s %s", |
776 |
ep, fresopt); |
777 |
else |
778 |
sprintf(combuf+strlen(combuf), " %s", fresopt); |
779 |
} |
780 |
} else if (usepfilt) { /* pfilt only */ |
781 |
if (vdef(PFILT)) |
782 |
sprintf(combuf, "pfilt %s", vval(PFILT)); |
783 |
else |
784 |
strcpy(combuf, "pfilt"); |
785 |
if (ep != NULL) |
786 |
sprintf(combuf+strlen(combuf), " -1 -e %s %s %s.unf", |
787 |
ep, fresopt, fnbefore); |
788 |
else |
789 |
sprintf(combuf+strlen(combuf), " %s %s.unf", |
790 |
fresopt, fnbefore); |
791 |
} else { /* else just check it */ |
792 |
sprintf(combuf, "ra_rgbe -r %s.unf", fnbefore); |
793 |
} |
794 |
/* output file name */ |
795 |
sprintf(fname, vval(BASENAME), frame); |
796 |
sprintf(combuf+strlen(combuf), " > %s.pic", fname); |
797 |
if (runcom(combuf)) /* run filter command */ |
798 |
switch (--triesleft) { |
799 |
case 2: /* try to recover frafter */ |
800 |
recover(frafter); |
801 |
goto tryit; |
802 |
case 1: /* try to recover frbefore */ |
803 |
recover(frbefore); |
804 |
goto tryit; |
805 |
default: /* we've really failed */ |
806 |
fprintf(stderr, |
807 |
"%s: unrecoverable filtering error on frame %d\n", |
808 |
progname, frame); |
809 |
quit(1); |
810 |
} |
811 |
} |
812 |
|
813 |
|
814 |
filtwait(nwait) /* wait for filtering processes to finish */ |
815 |
int nwait; |
816 |
{ |
817 |
/* currently does nothing since parallel filtering not working */ |
818 |
} |
819 |
|
820 |
|
821 |
VIEW * |
822 |
getview(n) /* get view number n */ |
823 |
int n; |
824 |
{ |
825 |
static FILE *viewfp = NULL; /* view file pointer */ |
826 |
static int viewnum = 0; /* current view number */ |
827 |
static VIEW curview = STDVIEW; /* current view */ |
828 |
char linebuf[256]; |
829 |
|
830 |
if (n == 0) { /* signal to close file and clean up */ |
831 |
if (viewfp != NULL) { |
832 |
fclose(viewfp); |
833 |
viewfp = NULL; |
834 |
viewnum = 0; |
835 |
copystruct(&curview, &stdview); |
836 |
} |
837 |
return(NULL); |
838 |
} |
839 |
if (viewfp == NULL) { /* open file */ |
840 |
if ((viewfp = fopen(vval(VIEWFILE), "r")) == NULL) { |
841 |
perror(vval(VIEWFILE)); |
842 |
quit(1); |
843 |
} |
844 |
} else if (n < viewnum) { /* rewind file */ |
845 |
if (fseek(viewfp, 0L, 0) == EOF) { |
846 |
perror(vval(VIEWFILE)); |
847 |
quit(1); |
848 |
} |
849 |
copystruct(&curview, &stdview); |
850 |
viewnum = 0; |
851 |
} |
852 |
while (n > viewnum) { /* scan to desired view */ |
853 |
if (fgets(linebuf, sizeof(linebuf), viewfp) == NULL) |
854 |
return(NULL); |
855 |
if (isview(linebuf) && sscanview(&curview, linebuf) > 0) |
856 |
viewnum++; |
857 |
} |
858 |
return(&curview); /* return it */ |
859 |
} |
860 |
|
861 |
|
862 |
int |
863 |
countviews() /* count views in view file */ |
864 |
{ |
865 |
register int n = 0; |
866 |
|
867 |
while (getview(n+1) != NULL) |
868 |
n++; |
869 |
return(n); |
870 |
} |
871 |
|
872 |
|
873 |
char * |
874 |
getexp(n) /* get exposure for nth frame */ |
875 |
int n; |
876 |
{ |
877 |
extern char *fskip(); |
878 |
static char expval[32]; |
879 |
static FILE *expfp = NULL; |
880 |
static long *exppos; |
881 |
static int curfrm; |
882 |
register char *cp; |
883 |
|
884 |
if (n == 0) { /* signal to close file */ |
885 |
if (expfp != NULL) { |
886 |
fclose(expfp); |
887 |
expfp = NULL; |
888 |
} |
889 |
return(NULL); |
890 |
} |
891 |
if (!vdef(EXPOSURE)) /* no setting (auto) */ |
892 |
return(NULL); |
893 |
if (isflt(vval(EXPOSURE))) /* always the same */ |
894 |
return(vval(EXPOSURE)); |
895 |
if (expfp == NULL) { /* open exposure file */ |
896 |
if ((expfp = fopen(vval(EXPOSURE), "r")) == NULL) { |
897 |
fprintf(stderr, |
898 |
"%s: cannot open exposure file \"%s\"\n", |
899 |
progname, vval(EXPOSURE)); |
900 |
quit(1); |
901 |
} |
902 |
curfrm = vint(END) + 1; /* init lookup tab. */ |
903 |
exppos = (long *)malloc(curfrm*sizeof(long *)); |
904 |
if (exppos == NULL) { |
905 |
perror(progname); |
906 |
quit(1); |
907 |
} |
908 |
while (curfrm--) |
909 |
exppos[curfrm] = -1L; |
910 |
curfrm = 0; |
911 |
} |
912 |
/* find position in file */ |
913 |
if (n-1 != curfrm && n != curfrm && exppos[n-1] >= 0 && |
914 |
fseek(expfp, exppos[curfrm=n-1], 0) == EOF) { |
915 |
fprintf(stderr, "%s: seek error on exposure file\n", progname); |
916 |
quit(1); |
917 |
} |
918 |
while (n > curfrm) { /* read exposure */ |
919 |
if (exppos[curfrm] < 0) |
920 |
exppos[curfrm] = ftell(expfp); |
921 |
if (fgets(expval, sizeof(expval), expfp) == NULL) { |
922 |
fprintf(stderr, "%s: too few exposures\n", |
923 |
vval(EXPOSURE)); |
924 |
quit(1); |
925 |
} |
926 |
curfrm++; |
927 |
cp = fskip(expval); /* check format */ |
928 |
if (cp == NULL || *cp != '\n') { |
929 |
fprintf(stderr, |
930 |
"%s: exposure format error on line %d\n", |
931 |
vval(EXPOSURE), curfrm); |
932 |
quit(1); |
933 |
} |
934 |
*cp = '\0'; |
935 |
} |
936 |
return(expval); /* return value */ |
937 |
} |
938 |
|
939 |
|
940 |
runcom(cs) /* run command */ |
941 |
char *cs; |
942 |
{ |
943 |
if (!silent) /* echo it */ |
944 |
printf("\t%s\n", cs); |
945 |
if (noaction) |
946 |
return(0); |
947 |
fflush(stdout); /* flush output and pass to shell */ |
948 |
return(system(cs)); |
949 |
} |
950 |
|
951 |
|
952 |
rmfile(fn) /* remove a file */ |
953 |
char *fn; |
954 |
{ |
955 |
if (!silent) |
956 |
#ifdef MSDOS |
957 |
printf("\tdel %s\n", fn); |
958 |
#else |
959 |
printf("\trm -f %s\n", fn); |
960 |
#endif |
961 |
if (noaction) |
962 |
return(0); |
963 |
return(unlink(fn)); |
964 |
} |
965 |
|
966 |
|
967 |
badvalue(vc) /* report bad variable value and exit */ |
968 |
int vc; |
969 |
{ |
970 |
fprintf(stderr, "%s: bad value for variable '%s'\n", |
971 |
progname, vnam(vc)); |
972 |
quit(1); |
973 |
} |