1 |
#ifndef lint |
2 |
static const char RCSid[] = "$Id$"; |
3 |
#endif |
4 |
/* |
5 |
* Radiance object animation program |
6 |
* |
7 |
* Main program and control file handling. |
8 |
* |
9 |
* See ranimove.h and the ranimove(1) man page for details. |
10 |
*/ |
11 |
|
12 |
/* ==================================================================== |
13 |
* The Radiance Software License, Version 1.0 |
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* |
15 |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
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* through Lawrence Berkeley National Laboratory. All rights reserved. |
17 |
* |
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* Redistribution and use in source and binary forms, with or without |
19 |
* modification, are permitted provided that the following conditions |
20 |
* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
23 |
* notice, this list of conditions and the following disclaimer. |
24 |
* |
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* 2. Redistributions in binary form must reproduce the above copyright |
26 |
* notice, this list of conditions and the following disclaimer in |
27 |
* the documentation and/or other materials provided with the |
28 |
* distribution. |
29 |
* |
30 |
* 3. The end-user documentation included with the redistribution, |
31 |
* if any, must include the following acknowledgment: |
32 |
* "This product includes Radiance software |
33 |
* (http://radsite.lbl.gov/) |
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* developed by the Lawrence Berkeley National Laboratory |
35 |
* (http://www.lbl.gov/)." |
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* Alternately, this acknowledgment may appear in the software itself, |
37 |
* if and wherever such third-party acknowledgments normally appear. |
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* |
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* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
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* and "The Regents of the University of California" must |
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* not be used to endorse or promote products derived from this |
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* software without prior written permission. For written |
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* permission, please contact [email protected]. |
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* |
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* 5. Products derived from this software may not be called "Radiance", |
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* nor may "Radiance" appear in their name, without prior written |
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* permission of Lawrence Berkeley National Laboratory. |
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* |
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
51 |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
52 |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
53 |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
55 |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This software consists of voluntary contributions made by many |
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* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
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* information on Lawrence Berkeley National Laboratory, please see |
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* <http://www.lbl.gov/>. |
67 |
*/ |
68 |
|
69 |
#include "ranimove.h" |
70 |
#include <sys/time.h> |
71 |
#include <ctype.h> |
72 |
|
73 |
int NVARS = NV_INIT; /* total number of variables */ |
74 |
|
75 |
VARIABLE vv[] = VV_INIT; /* variable-value pairs */ |
76 |
|
77 |
extern int nowarn; /* don't report warnings? */ |
78 |
int silent = 0; /* run silently? */ |
79 |
|
80 |
int quickstart = 0; /* time initial frame as well? */ |
81 |
|
82 |
int nprocs = 1; /* number of rendering processes */ |
83 |
|
84 |
int rtperfrm = 60; /* seconds to spend per frame */ |
85 |
|
86 |
double ndthresh = 2.; /* noticeable difference threshold */ |
87 |
int ndtset = 0; /* user threshold -- stop when reached? */ |
88 |
|
89 |
int fbeg = 1; /* starting frame */ |
90 |
int fend = 0; /* ending frame */ |
91 |
int fcur; /* current frame being rendered */ |
92 |
|
93 |
char lorendoptf[32]; /* low quality options file */ |
94 |
RAYPARAMS lorendparams; /* low quality rendering parameters */ |
95 |
char hirendoptf[32]; /* high quality options file */ |
96 |
RAYPARAMS hirendparams; /* high quality rendering parameters */ |
97 |
RAYPARAMS *curparams; /* current parameter settings */ |
98 |
int twolevels; /* low and high quality differ */ |
99 |
|
100 |
double mblur; /* vflt(MBLUR) */ |
101 |
double rate; /* vflt(RATE) */ |
102 |
|
103 |
char objtmpf[32]; /* object temporary file */ |
104 |
|
105 |
struct ObjMove *obj_move; /* object movements */ |
106 |
|
107 |
int haveprio = 0; /* high-level saliency specified */ |
108 |
|
109 |
int gargc; /* global argc for printargs */ |
110 |
char **gargv; /* global argv for printargs */ |
111 |
|
112 |
|
113 |
int |
114 |
main(argc, argv) |
115 |
int argc; |
116 |
char *argv[]; |
117 |
{ |
118 |
int explicate = 0; |
119 |
char *cfname; |
120 |
int i; |
121 |
|
122 |
progname = argv[0]; /* get arguments */ |
123 |
gargc = argc; |
124 |
gargv = argv; |
125 |
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
126 |
switch (argv[i][1]) { |
127 |
case 't': /* seconds per frame */ |
128 |
rtperfrm = atoi(argv[++i]); |
129 |
break; |
130 |
case 'd': /* noticeable difference */ |
131 |
ndthresh = atof(argv[++i]); |
132 |
ndtset = 1; |
133 |
break; |
134 |
case 'e': /* print variables */ |
135 |
explicate++; |
136 |
break; |
137 |
case 's': /* silent running */ |
138 |
silent++; |
139 |
break; |
140 |
case 'q': /* start quickly */ |
141 |
quickstart++; |
142 |
break; |
143 |
case 'w': /* turn off warnings */ |
144 |
nowarn++; |
145 |
break; |
146 |
case 'f': /* frame range */ |
147 |
switch (sscanf(argv[++i], "%d,%d", &fbeg, &fend)) { |
148 |
case 2: |
149 |
if ((fbeg <= 0 | fend < fbeg)) |
150 |
goto userr; |
151 |
break; |
152 |
case 1: |
153 |
if (fbeg <= 0) |
154 |
goto userr; |
155 |
fend = 0; |
156 |
break; |
157 |
default: |
158 |
goto userr; |
159 |
} |
160 |
break; |
161 |
case 'n': /* number of processes */ |
162 |
nprocs = atoi(argv[++i]); |
163 |
break; |
164 |
default: |
165 |
goto userr; |
166 |
} |
167 |
if (rtperfrm <= 0) { |
168 |
if (!ndtset) |
169 |
error(USER, "specify -d jnd with -t 0"); |
170 |
rtperfrm = 7*24*3600; |
171 |
} |
172 |
if (i != argc-1) |
173 |
goto userr; |
174 |
cfname = argv[i]; |
175 |
/* load variables */ |
176 |
loadvars(cfname); |
177 |
/* check variables */ |
178 |
checkvalues(); |
179 |
/* load RIF if any */ |
180 |
if (vdef(RIF)) |
181 |
getradfile(vval(RIF)); |
182 |
/* set defaults */ |
183 |
setdefaults(); |
184 |
/* print variables */ |
185 |
if (explicate) |
186 |
printvars(stdout); |
187 |
/* run animation */ |
188 |
if (nprocs > 0) |
189 |
animate(); |
190 |
/* all done */ |
191 |
if (lorendoptf[0]) |
192 |
unlink(lorendoptf); |
193 |
if (hirendoptf[0]) |
194 |
unlink(hirendoptf); |
195 |
if (objtmpf[0]) |
196 |
unlink(objtmpf); |
197 |
return(0); |
198 |
userr: |
199 |
fprintf(stderr, |
200 |
"Usage: %s [-n nprocs][-f beg,end][-t sec][-d jnd][-s][-w][-e] anim_file\n", |
201 |
progname); |
202 |
quit(1); |
203 |
} |
204 |
|
205 |
|
206 |
void |
207 |
eputs(s) /* put string to stderr */ |
208 |
register char *s; |
209 |
{ |
210 |
static int midline = 0; |
211 |
|
212 |
if (!*s) |
213 |
return; |
214 |
if (!midline++) { |
215 |
fputs(progname, stderr); |
216 |
fputs(": ", stderr); |
217 |
} |
218 |
fputs(s, stderr); |
219 |
if (s[strlen(s)-1] == '\n') { |
220 |
fflush(stderr); |
221 |
midline = 0; |
222 |
} |
223 |
} |
224 |
|
225 |
|
226 |
void |
227 |
setdefaults() /* set default values */ |
228 |
{ |
229 |
int nviews; |
230 |
int decades; |
231 |
char buf[256]; |
232 |
int i; |
233 |
|
234 |
if (!vdef(OCTREEF)) { |
235 |
sprintf(errmsg, "%s or %s must be defined", |
236 |
vnam(OCTREEF), vnam(RIF)); |
237 |
error(USER, errmsg); |
238 |
} |
239 |
if (!vdef(VIEWFILE)) { |
240 |
sprintf(errmsg, "%s must be defined", vnam(VIEWFILE)); |
241 |
error(USER, errmsg); |
242 |
} |
243 |
nviews = countviews(); |
244 |
if (!nviews) |
245 |
error(USER, "no views in view file"); |
246 |
if (!vdef(END)) { |
247 |
if (nviews == 1) { |
248 |
sprintf(errmsg, "%s must be defined for single view", |
249 |
vnam(END)); |
250 |
error(USER, errmsg); |
251 |
} |
252 |
sprintf(buf, "%d", nviews); |
253 |
vval(END) = savqstr(buf); |
254 |
vdef(END)++; |
255 |
} |
256 |
if (!fend) |
257 |
fend = vint(END); |
258 |
if (fbeg > fend) |
259 |
error(USER, "begin after end"); |
260 |
if (!vdef(BASENAME)) { |
261 |
decades = (int)log10((double)vint(END)) + 1; |
262 |
if (decades < 3) decades = 3; |
263 |
sprintf(buf, "frame%%0%dd", decades); |
264 |
vval(BASENAME) = savqstr(buf); |
265 |
vdef(BASENAME)++; |
266 |
} |
267 |
if (!vdef(RATE)) { |
268 |
vval(RATE) = "8"; |
269 |
vdef(RATE)++; |
270 |
} |
271 |
rate = vflt(RATE); |
272 |
if (!vdef(RESOLUTION)) { |
273 |
vval(RESOLUTION) = "640"; |
274 |
vdef(RESOLUTION)++; |
275 |
} |
276 |
if (!vdef(MBLUR)) { |
277 |
vval(MBLUR) = "0"; |
278 |
vdef(MBLUR)++; |
279 |
} |
280 |
mblur = vflt(MBLUR); |
281 |
if (mblur > 1.) |
282 |
mblur = 1.; |
283 |
/* set up objects */ |
284 |
if (vdef(MOVE)) { |
285 |
obj_move = (struct ObjMove *)malloc( |
286 |
sizeof(struct ObjMove)*vdef(MOVE) ); |
287 |
if (obj_move == NULL) |
288 |
error(SYSTEM, "out of memory in setdefaults"); |
289 |
for (i = 0; i < vdef(MOVE); i++) |
290 |
setmove(&obj_move[i], nvalue(MOVE, i)); |
291 |
} |
292 |
/* set up high quality options */ |
293 |
setrendparams(hirendoptf, vval(HIGHQ)); |
294 |
ray_save(&hirendparams); |
295 |
/* set up low quality options */ |
296 |
setrendparams(lorendoptf, vval(LOWQ)); |
297 |
ray_save(&lorendparams); |
298 |
curparams = &lorendparams; |
299 |
twolevels = bcmp(&lorendparams, &hirendparams, sizeof(RAYPARAMS)); |
300 |
} |
301 |
|
302 |
|
303 |
void |
304 |
setmove(om, ms) /* assign a move object from spec. */ |
305 |
struct ObjMove *om; |
306 |
char *ms; |
307 |
{ |
308 |
char parname[128]; |
309 |
char *cp; |
310 |
|
311 |
ms = nextword(parname, sizeof(parname), ms); |
312 |
if (!parname[0]) |
313 |
goto badspec; |
314 |
for (cp = parname; *cp; cp++) |
315 |
if (isspace(*cp)) |
316 |
*cp = '_'; |
317 |
for (om->parent = (om - obj_move); om->parent--; ) |
318 |
if (!strcmp(parname, obj_move[om->parent].name)) |
319 |
break; |
320 |
if (om->parent < 0 && |
321 |
strcmp(parname, ".") && strcmp(parname, VOIDID)) { |
322 |
sprintf(errmsg, "undefined parent object '%s'", parname); |
323 |
error(USER, errmsg); |
324 |
} |
325 |
ms = nextword(om->name, sizeof(om->name), ms); |
326 |
if (!om->name[0]) |
327 |
goto badspec; |
328 |
for (cp = om->name; *cp; cp++) |
329 |
if (isspace(*cp)) |
330 |
*cp = '_'; |
331 |
ms = nextword(om->xf_file, sizeof(om->xf_file), ms); |
332 |
if (!strcmp(om->xf_file, ".")) |
333 |
om->xf_file[0] = '\0'; |
334 |
if (!om->xf_file[0]) { |
335 |
om->xfs[0] = '\0'; |
336 |
} else if (om->xf_file[0] == '-') { |
337 |
strcpy(om->xfs, om->xf_file); |
338 |
om->xf_file[0] = '\0'; |
339 |
} |
340 |
ms = nextword(om->spec, sizeof(om->spec), ms); |
341 |
if (om->spec[0]) { |
342 |
if (!strcmp(om->spec, ".") || !strcmp(om->spec, VOIDID)) |
343 |
om->spec[0] = '\0'; |
344 |
ms = nextword(om->prio_file, sizeof(om->prio_file), ms); |
345 |
} else |
346 |
om->prio_file[0] = '\0'; |
347 |
if (om->prio_file[0]) { |
348 |
if (isflt(om->prio_file)) { |
349 |
om->prio = atof(om->prio_file); |
350 |
om->prio_file[0] = '\0'; |
351 |
haveprio |= (om->prio < 0.95 | om->prio > 1.05); |
352 |
} else |
353 |
haveprio = 1; |
354 |
} else |
355 |
om->prio = 1.; |
356 |
om->cfm = -1; |
357 |
return; |
358 |
badspec: |
359 |
error(USER, "bad object specification"); |
360 |
} |
361 |
|
362 |
|
363 |
void |
364 |
setrendparams(optf, qval) /* set global rendering parameters */ |
365 |
char *optf; |
366 |
char *qval; |
367 |
{ |
368 |
char *argv[1024]; |
369 |
char **av = argv; |
370 |
int ac, i, rval; |
371 |
|
372 |
av[ac=0] = NULL; |
373 |
/* load options from file, first */ |
374 |
if (optf != NULL && *optf) { |
375 |
ac = wordfile(av, optf); |
376 |
if (ac < 0) { |
377 |
sprintf(errmsg, "cannot load options file \"%s\"", |
378 |
optf); |
379 |
error(SYSTEM, errmsg); |
380 |
} |
381 |
} |
382 |
/* then from options string */ |
383 |
if (qval != NULL && qval[0] == '-') |
384 |
ac += wordstring(av+ac, qval); |
385 |
|
386 |
/* start with default parameters */ |
387 |
ray_defaults(NULL); |
388 |
/* set what we have */ |
389 |
for (i = 0; i < ac; i++) { |
390 |
while ((rval = expandarg(&ac, &av, i)) > 0) |
391 |
; |
392 |
if (rval < 0) { |
393 |
sprintf(errmsg, "cannot expand '%s'", av[i]); |
394 |
error(SYSTEM, errmsg); |
395 |
} |
396 |
if (!strcmp(av[i], "-w")) { |
397 |
nowarn++; |
398 |
continue; |
399 |
} |
400 |
rval = getrenderopt(ac-i, av+i); |
401 |
if (rval >= 0) { |
402 |
i += rval; |
403 |
continue; |
404 |
} |
405 |
sprintf(errmsg, "bad render option at '%s'", av[i]); |
406 |
error(USER, errmsg); |
407 |
} |
408 |
} |
409 |
|
410 |
|
411 |
void |
412 |
getradfile(rfargs) /* run rad and get needed variables */ |
413 |
char *rfargs; |
414 |
{ |
415 |
static short mvar[] = {OCONV,OCTREEF,RESOLUTION,EXPOSURE,-1}; |
416 |
char combuf[256]; |
417 |
register int i; |
418 |
register char *cp; |
419 |
char *pippt; |
420 |
/* create rad command */ |
421 |
strcpy(lorendoptf, "ranim0.opt"); |
422 |
sprintf(combuf, |
423 |
"rad -v 0 -s -e -w %s %s oconv=-f OPTFILE=%s | egrep '^[ \t]*(NOMATCH", |
424 |
rfargs, |
425 |
(vdef(LOWQ) && vval(LOWQ)[0]!='-') ? vval(LOWQ) : "", |
426 |
lorendoptf); |
427 |
cp = combuf; |
428 |
while (*cp) { |
429 |
if (*cp == '|') pippt = cp; |
430 |
cp++; |
431 |
} /* match unset variables */ |
432 |
for (i = 0; mvar[i] >= 0; i++) |
433 |
if (!vdef(mvar[i])) { |
434 |
*cp++ = '|'; |
435 |
strcpy(cp, vnam(mvar[i])); |
436 |
while (*cp) cp++; |
437 |
pippt = NULL; |
438 |
} |
439 |
if (pippt != NULL) |
440 |
strcpy(pippt, "> /dev/null"); /* nothing to match */ |
441 |
else { |
442 |
strcpy(cp, ")[ \t]*=' > ranimove.var"); |
443 |
cp += 11; /* point to file name */ |
444 |
} |
445 |
system(combuf); /* ignore exit code */ |
446 |
if (pippt == NULL) { /* load variables and remove file */ |
447 |
loadvars(cp); |
448 |
unlink(cp); |
449 |
} |
450 |
if (!vdef(HIGHQ) || vval(HIGHQ)[0]=='-') { |
451 |
strcpy(hirendoptf, lorendoptf); |
452 |
return; |
453 |
} |
454 |
/* get high quality options */ |
455 |
strcpy(hirendoptf, "ranim1.opt"); |
456 |
sprintf(combuf, "rad -v 0 -s -w %s %s OPTFILE=%s", |
457 |
rfargs, vval(HIGHQ), hirendoptf); |
458 |
system(combuf); |
459 |
} |
460 |
|
461 |
|
462 |
void |
463 |
animate() /* run through animation */ |
464 |
{ |
465 |
int rpass; |
466 |
|
467 |
if (fbeg > 1) /* synchronize transforms */ |
468 |
getoctspec(fbeg-1); |
469 |
|
470 |
for (fcur = fbeg; fcur <= fend; fcur++) { |
471 |
if (!silent) |
472 |
printf("Frame %d:\n", fcur); |
473 |
/* base rendering */ |
474 |
init_frame(); |
475 |
/* refinement */ |
476 |
for (rpass = 0; refine_frame(rpass); rpass++) |
477 |
; |
478 |
/* final filter pass */ |
479 |
filter_frame(); |
480 |
/* output frame */ |
481 |
send_frame(); |
482 |
} |
483 |
/* free resources */ |
484 |
free_frame(); |
485 |
if (nprocs > 1) |
486 |
ray_pdone(1); |
487 |
else |
488 |
ray_done(1); |
489 |
getview(0); |
490 |
getexp(0); |
491 |
} |
492 |
|
493 |
|
494 |
VIEW * |
495 |
getview(n) /* get view number n */ |
496 |
int n; |
497 |
{ |
498 |
static FILE *viewfp = NULL; /* view file pointer */ |
499 |
static int viewnum = 0; /* current view number */ |
500 |
static VIEW curview = STDVIEW; /* current view */ |
501 |
char linebuf[256]; |
502 |
|
503 |
if (n == 0) { /* signal to close file and clean up */ |
504 |
if (viewfp != NULL) { |
505 |
fclose(viewfp); |
506 |
viewfp = NULL; |
507 |
viewnum = 0; |
508 |
copystruct(&curview, &stdview); |
509 |
} |
510 |
return(NULL); |
511 |
} |
512 |
if (viewfp == NULL) { /* open file */ |
513 |
if ((viewfp = fopen(vval(VIEWFILE), "r")) == NULL) { |
514 |
perror(vval(VIEWFILE)); |
515 |
quit(1); |
516 |
} |
517 |
} else if (n > 0 && n < viewnum) { /* rewind file */ |
518 |
if (viewnum == 1 && feof(viewfp)) |
519 |
return(&curview); /* just one view */ |
520 |
if (fseek(viewfp, 0L, 0) == EOF) { |
521 |
perror(vval(VIEWFILE)); |
522 |
quit(1); |
523 |
} |
524 |
copystruct(&curview, &stdview); |
525 |
viewnum = 0; |
526 |
} |
527 |
if (n < 0) { /* get next view */ |
528 |
register int c = getc(viewfp); |
529 |
if (c == EOF) |
530 |
return(NULL); /* that's it */ |
531 |
ungetc(c, viewfp); |
532 |
n = viewnum + 1; |
533 |
} |
534 |
while (n > viewnum) { /* scan to desired view */ |
535 |
if (fgets(linebuf, sizeof(linebuf), viewfp) == NULL) |
536 |
return(viewnum==1 ? &curview : (VIEW *)NULL); |
537 |
if (isview(linebuf) && sscanview(&curview, linebuf) > 0) |
538 |
viewnum++; |
539 |
} |
540 |
return(&curview); /* return it */ |
541 |
} |
542 |
|
543 |
|
544 |
int |
545 |
countviews() /* count views in view file */ |
546 |
{ |
547 |
int n; |
548 |
|
549 |
if (getview(n=1) == NULL) |
550 |
return(0); |
551 |
while (getview(-1) != NULL) |
552 |
n++; |
553 |
return(n); |
554 |
} |
555 |
|
556 |
|
557 |
char * |
558 |
getexp(n) /* get exposure for nth frame */ |
559 |
int n; |
560 |
{ |
561 |
extern char *fskip(); |
562 |
static char expval[32]; |
563 |
static FILE *expfp = NULL; |
564 |
static int curfrm = 0; |
565 |
register char *cp; |
566 |
|
567 |
if (n == 0) { /* signal to close file */ |
568 |
if (expfp != NULL) { |
569 |
fclose(expfp); |
570 |
expfp = NULL; |
571 |
} |
572 |
return(NULL); |
573 |
} |
574 |
if (!vdef(EXPOSURE)) /* no setting (auto) */ |
575 |
return(NULL); |
576 |
if (isflt(vval(EXPOSURE))) /* always the same */ |
577 |
return(vval(EXPOSURE)); |
578 |
if (expfp == NULL) { /* open exposure file */ |
579 |
if ((expfp = fopen(vval(EXPOSURE), "r")) == NULL) { |
580 |
sprintf(errmsg, "cannot open exposure file \"%s\"", |
581 |
vval(EXPOSURE)); |
582 |
error(SYSTEM, errmsg); |
583 |
} |
584 |
curfrm = 0; |
585 |
} |
586 |
if (curfrm > n) { /* rewind if necessary */ |
587 |
rewind(expfp); |
588 |
curfrm = 0; |
589 |
} |
590 |
while (n > curfrm) { /* read to line */ |
591 |
if (fgets(expval, sizeof(expval), expfp) == NULL) { |
592 |
sprintf(errmsg, "%s: too few exposures", |
593 |
vval(EXPOSURE)); |
594 |
error(USER, errmsg); |
595 |
} |
596 |
if (strlen(expval) == sizeof(expval)-1) |
597 |
goto formerr; |
598 |
curfrm++; |
599 |
} |
600 |
cp = fskip(expval); /* check format */ |
601 |
if (cp != NULL) |
602 |
while (isspace(*cp)) |
603 |
*cp++ = '\0'; |
604 |
if (cp == NULL || *cp) |
605 |
goto formerr; |
606 |
return(expval); /* return value */ |
607 |
formerr: |
608 |
sprintf(errmsg, "%s: exposure format error on line %d", |
609 |
vval(EXPOSURE), curfrm); |
610 |
error(USER, errmsg); |
611 |
} |
612 |
|
613 |
|
614 |
double |
615 |
expspec_val(s) /* get exposure value from spec. */ |
616 |
char *s; |
617 |
{ |
618 |
double expval; |
619 |
|
620 |
if (s == NULL || !*s) |
621 |
return(1.0); |
622 |
|
623 |
expval = atof(s); |
624 |
if ((s[0] == '+' | s[0] == '-')) |
625 |
return(pow(2.0, expval)); |
626 |
return(expval); |
627 |
} |
628 |
|
629 |
|
630 |
char * |
631 |
getoctspec(n) /* get octree for the given frame */ |
632 |
int n; |
633 |
{ |
634 |
static char combuf[1024]; |
635 |
int cfm = 0; |
636 |
int uses_inline; |
637 |
FILE *fp; |
638 |
int i; |
639 |
/* is octree static? */ |
640 |
if (!vdef(MOVE)) |
641 |
return(vval(OCTREEF)); |
642 |
/* done already */ |
643 |
if (n == cfm) |
644 |
return(combuf); |
645 |
/* else create object file */ |
646 |
strcpy(objtmpf, "movinobj.rad"); |
647 |
fp = fopen(objtmpf, "w"); |
648 |
if (fp == NULL) { |
649 |
sprintf(errmsg, "cannot write to moving objects file '%s'", |
650 |
objtmpf); |
651 |
error(SYSTEM, errmsg); |
652 |
} |
653 |
uses_inline = 0; |
654 |
for (i = 0; i < vdef(MOVE); i++) { |
655 |
int inlc = (obj_move[i].spec[0] == '!'); |
656 |
if (!obj_move[i].spec[0]) |
657 |
continue; |
658 |
if (inlc) |
659 |
fprintf(fp, "%s %d \\\n\t| xform", |
660 |
obj_move[i].spec, n); |
661 |
else |
662 |
fputs("!xform", fp); |
663 |
fprintf(fp, " -n %s", getobjname(&obj_move[i])); |
664 |
fputs(getxf(&obj_move[i], n), fp); |
665 |
if (!inlc) |
666 |
fprintf(fp, " %s\n", obj_move[i].spec); |
667 |
else |
668 |
fputc('\n', fp); |
669 |
uses_inline |= inlc; |
670 |
} |
671 |
if (fclose(fp) == EOF) |
672 |
error(SYSTEM, "error writing moving objects file"); |
673 |
if (uses_inline) |
674 |
sprintf(combuf, "!oconv %s -f -i '%s' %s", |
675 |
vdef(OCONV) ? vval(OCONV) : "", |
676 |
vval(OCTREEF), objtmpf); |
677 |
else |
678 |
sprintf(combuf, "!xform -f %s | oconv -f -i '%s' -", |
679 |
objtmpf, vval(OCTREEF)); |
680 |
return(combuf); |
681 |
} |
682 |
|
683 |
|
684 |
char * |
685 |
getobjname(om) /* get fully qualified object name */ |
686 |
register struct ObjMove *om; |
687 |
{ |
688 |
static char objName[512]; |
689 |
register char *cp = objName; |
690 |
|
691 |
strcpy(cp, om->name); |
692 |
while (om->parent >= 0) { |
693 |
while (*cp) cp++; |
694 |
*cp++ = '@'; |
695 |
om = &obj_move[om->parent]; |
696 |
strcpy(cp, om->name); |
697 |
} |
698 |
return(objName); |
699 |
} |
700 |
|
701 |
|
702 |
char * |
703 |
getxf(om, n) /* get total transform for object */ |
704 |
register struct ObjMove *om; |
705 |
int n; |
706 |
{ |
707 |
static char xfsbuf[4096]; |
708 |
char *xfp; |
709 |
int framestep = 0; |
710 |
XF oxf; |
711 |
FILE *fp; |
712 |
char abuf[512]; |
713 |
char *av[64]; |
714 |
int ac; |
715 |
int i; |
716 |
register char *cp; |
717 |
/* get parent transform, first */ |
718 |
if (om->parent >= 0) |
719 |
xfp = getxf(&obj_move[om->parent], n); |
720 |
else |
721 |
*(xfp = xfsbuf + sizeof(xfsbuf)-1) = '\0'; |
722 |
/* get transform spec. & priority */ |
723 |
if (om->cfm != n) { |
724 |
if (om->xf_file[0]) { |
725 |
fp = fopen(om->xf_file, "r"); |
726 |
if (fp == NULL) { |
727 |
sprintf(errmsg, |
728 |
"cannot open transform file '%s'", |
729 |
om->xf_file); |
730 |
error(SYSTEM, errmsg); |
731 |
} |
732 |
for (i = 0; i < n; i++) |
733 |
if (fgetline(om->xfs, sizeof(om->xfs), fp) |
734 |
== NULL) { |
735 |
sprintf(errmsg, |
736 |
"too few transforms in file '%s'", |
737 |
om->xf_file); |
738 |
error(USER, errmsg); |
739 |
} |
740 |
fclose(fp); |
741 |
} |
742 |
strcpy(cp=abuf, om->xfs); |
743 |
ac = 0; |
744 |
for ( ; ; ) { |
745 |
while (isspace(*cp)) |
746 |
*cp++ = '\0'; |
747 |
if (!*cp) |
748 |
break; |
749 |
av[ac++] = cp; |
750 |
while (*++cp && !isspace(*cp)) |
751 |
; |
752 |
} |
753 |
av[ac] = NULL; |
754 |
if (xf(&oxf, ac, av) != ac || |
755 |
fabs(oxf.sca) <= FTINY) { |
756 |
sprintf(errmsg, "bad transform args: %s", |
757 |
om->xfs); |
758 |
error(USER, errmsg); |
759 |
} |
760 |
copymat4(om->xfm, oxf.xfm); |
761 |
if (om->prio_file[0]) { |
762 |
fp = fopen(om->prio_file, "r"); |
763 |
if (fp == NULL) { |
764 |
sprintf(errmsg, |
765 |
"cannot open priority file '%s'", |
766 |
om->prio_file); |
767 |
error(SYSTEM, errmsg); |
768 |
} |
769 |
for (i = 0; i < n; i++) |
770 |
if (fgets(abuf, sizeof(abuf), fp) |
771 |
== NULL) { |
772 |
sprintf(errmsg, |
773 |
"too few priorities in file '%s'", |
774 |
om->prio_file); |
775 |
error(USER, errmsg); |
776 |
} |
777 |
fclose(fp); |
778 |
cp = fskip(abuf); |
779 |
if (cp != NULL) |
780 |
while (isspace(*cp)) |
781 |
*cp++ = '\0'; |
782 |
if (cp == NULL || *cp) { |
783 |
sprintf(errmsg, |
784 |
"priority '%s' in file '%s' not a number", |
785 |
abuf, om->prio_file); |
786 |
error(USER, errmsg); |
787 |
} |
788 |
om->prio = atof(abuf); |
789 |
} |
790 |
framestep = (n == om->cfm + 1); |
791 |
om->cfm = n; |
792 |
} |
793 |
/* prepend to parent transform */ |
794 |
if (om->xfs[0]) { |
795 |
i = strlen(om->xfs); |
796 |
if (xfp - i <= xfsbuf) |
797 |
error(INTERNAL, "transform too long in getxf"); |
798 |
cp = om->xfs + i; |
799 |
while (i--) |
800 |
*--xfp = *--cp; |
801 |
*--xfp = ' '; |
802 |
} |
803 |
if (framestep) |
804 |
copymat4(oxf.xfm, om->cxfm); |
805 |
if (om->parent >= 0) { |
806 |
multmat4(om->cxfm, om->xfm, obj_move[om->parent].cxfm); |
807 |
om->cprio = obj_move[om->parent].cprio * om->prio; |
808 |
} else { |
809 |
copymat4(om->cxfm, om->xfm); |
810 |
om->cprio = om->prio; |
811 |
} |
812 |
/* XXX bxfm relies on call order */ |
813 |
if (framestep) |
814 |
if (invmat4(om->bxfm, om->cxfm)) |
815 |
multmat4(om->bxfm, om->bxfm, oxf.xfm); |
816 |
else |
817 |
setident4(om->bxfm); |
818 |
/* all done */ |
819 |
return(xfp); |
820 |
} |
821 |
|
822 |
|
823 |
int |
824 |
getmove(obj) /* find matching move object */ |
825 |
OBJECT obj; |
826 |
{ |
827 |
static int lasti; |
828 |
static OBJECT lasto = OVOID; |
829 |
char *onm, *objnm; |
830 |
int len, len2; |
831 |
register int i; |
832 |
|
833 |
if (obj == OVOID) |
834 |
return(-1); |
835 |
if (obj == lasto) |
836 |
return(lasti); |
837 |
/* look for matching object */ |
838 |
onm = objptr(obj)->oname; |
839 |
for (i = vdef(MOVE); i--; ) { |
840 |
objnm = obj_move[i].name; |
841 |
len = strlen(objnm); |
842 |
if (!strncmp(onm, objnm, len)) { |
843 |
if ((obj_move[i].parent < 0 & onm[len] == '.')) |
844 |
break; |
845 |
objnm = getobjname(&obj_move[i]) + len; |
846 |
len2 = strlen(objnm); |
847 |
if (!strncmp(onm+len, objnm, len2) && onm[len+len2] == '.') |
848 |
break; |
849 |
} |
850 |
} |
851 |
lasto = obj; /* cache what we found */ |
852 |
return(lasti = i); |
853 |
} |
854 |
|
855 |
|
856 |
double |
857 |
obj_prio(obj) /* return priority for object */ |
858 |
OBJECT obj; |
859 |
{ |
860 |
int moi; |
861 |
|
862 |
if (obj == OVOID || (moi = getmove(obj)) < 0) |
863 |
return(1.0); |
864 |
return(obj_move[moi].cprio); |
865 |
} |
866 |
|
867 |
|
868 |
double |
869 |
getTime() /* get current time (CPU or real) */ |
870 |
{ |
871 |
struct timeval time_now; |
872 |
/* return CPU time if one process */ |
873 |
if (nprocs == 1) |
874 |
return((double)clock()*(1.0/(double)CLOCKS_PER_SEC)); |
875 |
/* otherwise, return wall time */ |
876 |
gettimeofday(&time_now, NULL); |
877 |
return((double)time_now.tv_sec + 1e-6*(double)time_now.tv_usec); |
878 |
} |