| 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 |
#include "copyright.h" |
| 13 |
|
| 14 |
#include <time.h> |
| 15 |
#ifndef _WIN32 |
| 16 |
#include <sys/time.h> |
| 17 |
#endif |
| 18 |
#include <ctype.h> |
| 19 |
#include <string.h> |
| 20 |
|
| 21 |
#include "paths.h" |
| 22 |
#include "ranimove.h" |
| 23 |
|
| 24 |
int NVARS = NV_INIT; /* total number of variables */ |
| 25 |
|
| 26 |
VARIABLE vv[] = VV_INIT; /* variable-value pairs */ |
| 27 |
|
| 28 |
extern int nowarn; /* don't report warnings? */ |
| 29 |
int silent = 0; /* run silently? */ |
| 30 |
|
| 31 |
int quickstart = 0; /* time initial frame as well? */ |
| 32 |
|
| 33 |
int nprocs = 1; /* number of rendering processes */ |
| 34 |
|
| 35 |
int rtperfrm = 60; /* seconds to spend per frame */ |
| 36 |
|
| 37 |
double ndthresh = 2.; /* noticeable difference threshold */ |
| 38 |
int ndtset = 0; /* user threshold -- stop when reached? */ |
| 39 |
|
| 40 |
int fbeg = 1; /* starting frame */ |
| 41 |
int fend = 0; /* ending frame */ |
| 42 |
int fcur; /* current frame being rendered */ |
| 43 |
|
| 44 |
char lorendoptf[32]; /* low quality options file */ |
| 45 |
RAYPARAMS lorendparams; /* low quality rendering parameters */ |
| 46 |
char hirendoptf[32]; /* high quality options file */ |
| 47 |
RAYPARAMS hirendparams; /* high quality rendering parameters */ |
| 48 |
RAYPARAMS *curparams; /* current parameter settings */ |
| 49 |
int twolevels; /* low and high quality differ */ |
| 50 |
|
| 51 |
double mblur; /* vflt(MBLUR) */ |
| 52 |
double rate; /* vflt(RATE) */ |
| 53 |
|
| 54 |
char objtmpf[32]; /* object temporary file */ |
| 55 |
|
| 56 |
struct ObjMove *obj_move; /* object movements */ |
| 57 |
|
| 58 |
int haveprio = 0; /* high-level saliency specified */ |
| 59 |
|
| 60 |
int gargc; /* global argc for printargs */ |
| 61 |
char **gargv; /* global argv for printargs */ |
| 62 |
|
| 63 |
|
| 64 |
int |
| 65 |
main(argc, argv) |
| 66 |
int argc; |
| 67 |
char *argv[]; |
| 68 |
{ |
| 69 |
int explicate = 0; |
| 70 |
char *cfname; |
| 71 |
int i; |
| 72 |
|
| 73 |
progname = argv[0]; /* get arguments */ |
| 74 |
gargc = argc; |
| 75 |
gargv = argv; |
| 76 |
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
| 77 |
switch (argv[i][1]) { |
| 78 |
case 't': /* seconds per frame */ |
| 79 |
rtperfrm = atoi(argv[++i]); |
| 80 |
break; |
| 81 |
case 'd': /* noticeable difference */ |
| 82 |
ndthresh = atof(argv[++i]); |
| 83 |
ndtset = 1; |
| 84 |
break; |
| 85 |
case 'e': /* print variables */ |
| 86 |
explicate++; |
| 87 |
break; |
| 88 |
case 's': /* silent running */ |
| 89 |
silent++; |
| 90 |
break; |
| 91 |
case 'q': /* start quickly */ |
| 92 |
quickstart++; |
| 93 |
break; |
| 94 |
case 'w': /* turn off warnings */ |
| 95 |
nowarn++; |
| 96 |
break; |
| 97 |
case 'f': /* frame range */ |
| 98 |
switch (sscanf(argv[++i], "%d,%d", &fbeg, &fend)) { |
| 99 |
case 2: |
| 100 |
if ((fbeg <= 0 | fend < fbeg)) |
| 101 |
goto userr; |
| 102 |
break; |
| 103 |
case 1: |
| 104 |
if (fbeg <= 0) |
| 105 |
goto userr; |
| 106 |
fend = 0; |
| 107 |
break; |
| 108 |
default: |
| 109 |
goto userr; |
| 110 |
} |
| 111 |
break; |
| 112 |
case 'n': /* number of processes */ |
| 113 |
nprocs = atoi(argv[++i]); |
| 114 |
break; |
| 115 |
default: |
| 116 |
goto userr; |
| 117 |
} |
| 118 |
if (rtperfrm <= 0) { |
| 119 |
if (!ndtset) |
| 120 |
error(USER, "specify -d jnd with -t 0"); |
| 121 |
rtperfrm = 7*24*3600; |
| 122 |
} |
| 123 |
if (i != argc-1) |
| 124 |
goto userr; |
| 125 |
cfname = argv[i]; |
| 126 |
/* load variables */ |
| 127 |
loadvars(cfname); |
| 128 |
/* check variables */ |
| 129 |
checkvalues(); |
| 130 |
/* load RIF if any */ |
| 131 |
if (vdef(RIF)) |
| 132 |
getradfile(vval(RIF)); |
| 133 |
/* set defaults */ |
| 134 |
setdefaults(); |
| 135 |
/* print variables */ |
| 136 |
if (explicate) |
| 137 |
printvars(stdout); |
| 138 |
/* run animation */ |
| 139 |
if (nprocs > 0) |
| 140 |
animate(); |
| 141 |
/* all done */ |
| 142 |
if (lorendoptf[0]) |
| 143 |
unlink(lorendoptf); |
| 144 |
if (hirendoptf[0]) |
| 145 |
unlink(hirendoptf); |
| 146 |
if (objtmpf[0]) |
| 147 |
unlink(objtmpf); |
| 148 |
return(0); |
| 149 |
userr: |
| 150 |
fprintf(stderr, |
| 151 |
"Usage: %s [-n nprocs][-f beg,end][-t sec][-d jnd][-s][-w][-e] anim_file\n", |
| 152 |
progname); |
| 153 |
quit(1); |
| 154 |
} |
| 155 |
|
| 156 |
|
| 157 |
void |
| 158 |
eputs(s) /* put string to stderr */ |
| 159 |
register char *s; |
| 160 |
{ |
| 161 |
static int midline = 0; |
| 162 |
|
| 163 |
if (!*s) |
| 164 |
return; |
| 165 |
if (!midline++) { |
| 166 |
fputs(progname, stderr); |
| 167 |
fputs(": ", stderr); |
| 168 |
} |
| 169 |
fputs(s, stderr); |
| 170 |
if (s[strlen(s)-1] == '\n') { |
| 171 |
fflush(stderr); |
| 172 |
midline = 0; |
| 173 |
} |
| 174 |
} |
| 175 |
|
| 176 |
|
| 177 |
void |
| 178 |
setdefaults() /* set default values */ |
| 179 |
{ |
| 180 |
int nviews; |
| 181 |
int decades; |
| 182 |
char buf[256]; |
| 183 |
int i; |
| 184 |
|
| 185 |
if (!vdef(OCTREEF)) { |
| 186 |
sprintf(errmsg, "%s or %s must be defined", |
| 187 |
vnam(OCTREEF), vnam(RIF)); |
| 188 |
error(USER, errmsg); |
| 189 |
} |
| 190 |
if (!vdef(VIEWFILE)) { |
| 191 |
sprintf(errmsg, "%s must be defined", vnam(VIEWFILE)); |
| 192 |
error(USER, errmsg); |
| 193 |
} |
| 194 |
nviews = countviews(); |
| 195 |
if (!nviews) |
| 196 |
error(USER, "no views in view file"); |
| 197 |
if (!vdef(END)) { |
| 198 |
if (nviews == 1) { |
| 199 |
sprintf(errmsg, "%s must be defined for single view", |
| 200 |
vnam(END)); |
| 201 |
error(USER, errmsg); |
| 202 |
} |
| 203 |
sprintf(buf, "%d", nviews); |
| 204 |
vval(END) = savqstr(buf); |
| 205 |
vdef(END)++; |
| 206 |
} |
| 207 |
if (!fend) |
| 208 |
fend = vint(END); |
| 209 |
if (fbeg > fend) |
| 210 |
error(USER, "begin after end"); |
| 211 |
if (!vdef(BASENAME)) { |
| 212 |
decades = (int)log10((double)vint(END)) + 1; |
| 213 |
if (decades < 3) decades = 3; |
| 214 |
sprintf(buf, "frame%%0%dd", decades); |
| 215 |
vval(BASENAME) = savqstr(buf); |
| 216 |
vdef(BASENAME)++; |
| 217 |
} |
| 218 |
if (!vdef(RATE)) { |
| 219 |
vval(RATE) = "8"; |
| 220 |
vdef(RATE)++; |
| 221 |
} |
| 222 |
rate = vflt(RATE); |
| 223 |
if (!vdef(RESOLUTION)) { |
| 224 |
vval(RESOLUTION) = "640"; |
| 225 |
vdef(RESOLUTION)++; |
| 226 |
} |
| 227 |
if (!vdef(MBLUR)) { |
| 228 |
vval(MBLUR) = "0"; |
| 229 |
vdef(MBLUR)++; |
| 230 |
} |
| 231 |
mblur = vflt(MBLUR); |
| 232 |
if (mblur > 1.) |
| 233 |
mblur = 1.; |
| 234 |
/* set up objects */ |
| 235 |
if (vdef(MOVE)) { |
| 236 |
obj_move = (struct ObjMove *)malloc( |
| 237 |
sizeof(struct ObjMove)*vdef(MOVE) ); |
| 238 |
if (obj_move == NULL) |
| 239 |
error(SYSTEM, "out of memory in setdefaults"); |
| 240 |
for (i = 0; i < vdef(MOVE); i++) |
| 241 |
setmove(&obj_move[i], nvalue(MOVE, i)); |
| 242 |
} |
| 243 |
/* set up high quality options */ |
| 244 |
setrendparams(hirendoptf, vval(HIGHQ)); |
| 245 |
ray_save(&hirendparams); |
| 246 |
/* set up low quality options */ |
| 247 |
setrendparams(lorendoptf, vval(LOWQ)); |
| 248 |
ray_save(&lorendparams); |
| 249 |
curparams = &lorendparams; |
| 250 |
twolevels = memcmp(&lorendparams, &hirendparams, sizeof(RAYPARAMS)); |
| 251 |
} |
| 252 |
|
| 253 |
|
| 254 |
void |
| 255 |
setmove(om, ms) /* assign a move object from spec. */ |
| 256 |
struct ObjMove *om; |
| 257 |
char *ms; |
| 258 |
{ |
| 259 |
char parname[128]; |
| 260 |
char *cp; |
| 261 |
|
| 262 |
ms = nextword(parname, sizeof(parname), ms); |
| 263 |
if (!parname[0]) |
| 264 |
goto badspec; |
| 265 |
for (cp = parname; *cp; cp++) |
| 266 |
if (isspace(*cp)) |
| 267 |
*cp = '_'; |
| 268 |
for (om->parent = (om - obj_move); om->parent--; ) |
| 269 |
if (!strcmp(parname, obj_move[om->parent].name)) |
| 270 |
break; |
| 271 |
if (om->parent < 0 && |
| 272 |
strcmp(parname, ".") && strcmp(parname, VOIDID)) { |
| 273 |
sprintf(errmsg, "undefined parent object '%s'", parname); |
| 274 |
error(USER, errmsg); |
| 275 |
} |
| 276 |
ms = nextword(om->name, sizeof(om->name), ms); |
| 277 |
if (!om->name[0]) |
| 278 |
goto badspec; |
| 279 |
for (cp = om->name; *cp; cp++) |
| 280 |
if (isspace(*cp)) |
| 281 |
*cp = '_'; |
| 282 |
ms = nextword(om->xf_file, sizeof(om->xf_file), ms); |
| 283 |
if (!strcmp(om->xf_file, ".")) |
| 284 |
om->xf_file[0] = '\0'; |
| 285 |
if (!om->xf_file[0]) { |
| 286 |
om->xfs[0] = '\0'; |
| 287 |
} else if (om->xf_file[0] == '-') { |
| 288 |
strcpy(om->xfs, om->xf_file); |
| 289 |
om->xf_file[0] = '\0'; |
| 290 |
} |
| 291 |
ms = nextword(om->spec, sizeof(om->spec), ms); |
| 292 |
if (om->spec[0]) { |
| 293 |
if (!strcmp(om->spec, ".") || !strcmp(om->spec, VOIDID)) |
| 294 |
om->spec[0] = '\0'; |
| 295 |
ms = nextword(om->prio_file, sizeof(om->prio_file), ms); |
| 296 |
} else |
| 297 |
om->prio_file[0] = '\0'; |
| 298 |
if (om->prio_file[0]) { |
| 299 |
if (isflt(om->prio_file)) { |
| 300 |
om->prio = atof(om->prio_file); |
| 301 |
om->prio_file[0] = '\0'; |
| 302 |
haveprio |= (om->prio < 0.95 | om->prio > 1.05); |
| 303 |
} else |
| 304 |
haveprio = 1; |
| 305 |
} else |
| 306 |
om->prio = 1.; |
| 307 |
om->cfm = -1; |
| 308 |
return; |
| 309 |
badspec: |
| 310 |
error(USER, "bad object specification"); |
| 311 |
} |
| 312 |
|
| 313 |
|
| 314 |
void |
| 315 |
setrendparams(optf, qval) /* set global rendering parameters */ |
| 316 |
char *optf; |
| 317 |
char *qval; |
| 318 |
{ |
| 319 |
char *argv[1024]; |
| 320 |
char **av = argv; |
| 321 |
int ac, i, rval; |
| 322 |
|
| 323 |
av[ac=0] = NULL; |
| 324 |
/* load options from file, first */ |
| 325 |
if (optf != NULL && *optf) { |
| 326 |
ac = wordfile(av, optf); |
| 327 |
if (ac < 0) { |
| 328 |
sprintf(errmsg, "cannot load options file \"%s\"", |
| 329 |
optf); |
| 330 |
error(SYSTEM, errmsg); |
| 331 |
} |
| 332 |
} |
| 333 |
/* then from options string */ |
| 334 |
if (qval != NULL && qval[0] == '-') |
| 335 |
ac += wordstring(av+ac, qval); |
| 336 |
|
| 337 |
/* start with default parameters */ |
| 338 |
ray_defaults(NULL); |
| 339 |
/* set what we have */ |
| 340 |
for (i = 0; i < ac; i++) { |
| 341 |
while ((rval = expandarg(&ac, &av, i)) > 0) |
| 342 |
; |
| 343 |
if (rval < 0) { |
| 344 |
sprintf(errmsg, "cannot expand '%s'", av[i]); |
| 345 |
error(SYSTEM, errmsg); |
| 346 |
} |
| 347 |
if (!strcmp(av[i], "-w")) { |
| 348 |
nowarn++; |
| 349 |
continue; |
| 350 |
} |
| 351 |
rval = getrenderopt(ac-i, av+i); |
| 352 |
if (rval >= 0) { |
| 353 |
i += rval; |
| 354 |
continue; |
| 355 |
} |
| 356 |
sprintf(errmsg, "bad render option at '%s'", av[i]); |
| 357 |
error(USER, errmsg); |
| 358 |
} |
| 359 |
} |
| 360 |
|
| 361 |
|
| 362 |
void |
| 363 |
getradfile(rfargs) /* run rad and get needed variables */ |
| 364 |
char *rfargs; |
| 365 |
{ |
| 366 |
static short mvar[] = {OCONV,OCTREEF,RESOLUTION,EXPOSURE,-1}; |
| 367 |
char combuf[256]; |
| 368 |
register int i; |
| 369 |
register char *cp; |
| 370 |
char *pippt; |
| 371 |
/* create rad command */ |
| 372 |
strcpy(lorendoptf, "ranim0.opt"); |
| 373 |
sprintf(combuf, |
| 374 |
"rad -v 0 -s -e -w %s %s oconv=-f OPTFILE=%s | egrep '^[ \t]*(NOMATCH", |
| 375 |
rfargs, |
| 376 |
(vdef(LOWQ) && vval(LOWQ)[0]!='-') ? vval(LOWQ) : "", |
| 377 |
lorendoptf); |
| 378 |
cp = combuf; |
| 379 |
while (*cp) { |
| 380 |
if (*cp == '|') pippt = cp; |
| 381 |
cp++; |
| 382 |
} /* match unset variables */ |
| 383 |
for (i = 0; mvar[i] >= 0; i++) |
| 384 |
if (!vdef(mvar[i])) { |
| 385 |
*cp++ = '|'; |
| 386 |
strcpy(cp, vnam(mvar[i])); |
| 387 |
while (*cp) cp++; |
| 388 |
pippt = NULL; |
| 389 |
} |
| 390 |
if (pippt != NULL) |
| 391 |
strcpy(pippt, "> " NULL_DEVICE); /* nothing to match */ |
| 392 |
else { |
| 393 |
strcpy(cp, ")[ \t]*=' > ranimove.var"); |
| 394 |
cp += 11; /* point to file name */ |
| 395 |
} |
| 396 |
system(combuf); /* ignore exit code */ |
| 397 |
if (pippt == NULL) { /* load variables and remove file */ |
| 398 |
loadvars(cp); |
| 399 |
unlink(cp); |
| 400 |
} |
| 401 |
if (!vdef(HIGHQ) || vval(HIGHQ)[0]=='-') { |
| 402 |
strcpy(hirendoptf, lorendoptf); |
| 403 |
return; |
| 404 |
} |
| 405 |
/* get high quality options */ |
| 406 |
strcpy(hirendoptf, "ranim1.opt"); |
| 407 |
sprintf(combuf, "rad -v 0 -s -w %s %s OPTFILE=%s", |
| 408 |
rfargs, vval(HIGHQ), hirendoptf); |
| 409 |
system(combuf); |
| 410 |
} |
| 411 |
|
| 412 |
|
| 413 |
void |
| 414 |
animate() /* run through animation */ |
| 415 |
{ |
| 416 |
int rpass; |
| 417 |
|
| 418 |
if (fbeg > 1) /* synchronize transforms */ |
| 419 |
getoctspec(fbeg-1); |
| 420 |
|
| 421 |
for (fcur = fbeg; fcur <= fend; fcur++) { |
| 422 |
if (!silent) |
| 423 |
printf("Frame %d:\n", fcur); |
| 424 |
/* base rendering */ |
| 425 |
init_frame(); |
| 426 |
/* refinement */ |
| 427 |
for (rpass = 0; refine_frame(rpass); rpass++) |
| 428 |
; |
| 429 |
/* final filter pass */ |
| 430 |
filter_frame(); |
| 431 |
/* output frame */ |
| 432 |
send_frame(); |
| 433 |
} |
| 434 |
/* free resources */ |
| 435 |
free_frame(); |
| 436 |
if (nprocs > 1) |
| 437 |
ray_pdone(1); |
| 438 |
else |
| 439 |
ray_done(1); |
| 440 |
getview(0); |
| 441 |
getexp(0); |
| 442 |
} |
| 443 |
|
| 444 |
|
| 445 |
VIEW * |
| 446 |
getview(n) /* get view number n */ |
| 447 |
int n; |
| 448 |
{ |
| 449 |
static FILE *viewfp = NULL; /* view file pointer */ |
| 450 |
static int viewnum = 0; /* current view number */ |
| 451 |
static VIEW curview = STDVIEW; /* current view */ |
| 452 |
char linebuf[256]; |
| 453 |
|
| 454 |
if (n == 0) { /* signal to close file and clean up */ |
| 455 |
if (viewfp != NULL) { |
| 456 |
fclose(viewfp); |
| 457 |
viewfp = NULL; |
| 458 |
viewnum = 0; |
| 459 |
copystruct(&curview, &stdview); |
| 460 |
} |
| 461 |
return(NULL); |
| 462 |
} |
| 463 |
if (viewfp == NULL) { /* open file */ |
| 464 |
if ((viewfp = fopen(vval(VIEWFILE), "r")) == NULL) { |
| 465 |
perror(vval(VIEWFILE)); |
| 466 |
quit(1); |
| 467 |
} |
| 468 |
} else if (n > 0 && n < viewnum) { /* rewind file */ |
| 469 |
if (viewnum == 1 && feof(viewfp)) |
| 470 |
return(&curview); /* just one view */ |
| 471 |
if (fseek(viewfp, 0L, 0) == EOF) { |
| 472 |
perror(vval(VIEWFILE)); |
| 473 |
quit(1); |
| 474 |
} |
| 475 |
copystruct(&curview, &stdview); |
| 476 |
viewnum = 0; |
| 477 |
} |
| 478 |
if (n < 0) { /* get next view */ |
| 479 |
register int c = getc(viewfp); |
| 480 |
if (c == EOF) |
| 481 |
return(NULL); /* that's it */ |
| 482 |
ungetc(c, viewfp); |
| 483 |
n = viewnum + 1; |
| 484 |
} |
| 485 |
while (n > viewnum) { /* scan to desired view */ |
| 486 |
if (fgets(linebuf, sizeof(linebuf), viewfp) == NULL) |
| 487 |
return(viewnum==1 ? &curview : (VIEW *)NULL); |
| 488 |
if (isview(linebuf) && sscanview(&curview, linebuf) > 0) |
| 489 |
viewnum++; |
| 490 |
} |
| 491 |
return(&curview); /* return it */ |
| 492 |
} |
| 493 |
|
| 494 |
|
| 495 |
int |
| 496 |
countviews() /* count views in view file */ |
| 497 |
{ |
| 498 |
int n; |
| 499 |
|
| 500 |
if (getview(n=1) == NULL) |
| 501 |
return(0); |
| 502 |
while (getview(-1) != NULL) |
| 503 |
n++; |
| 504 |
return(n); |
| 505 |
} |
| 506 |
|
| 507 |
|
| 508 |
char * |
| 509 |
getexp(n) /* get exposure for nth frame */ |
| 510 |
int n; |
| 511 |
{ |
| 512 |
extern char *fskip(); |
| 513 |
static char expval[32]; |
| 514 |
static FILE *expfp = NULL; |
| 515 |
static int curfrm = 0; |
| 516 |
register char *cp; |
| 517 |
|
| 518 |
if (n == 0) { /* signal to close file */ |
| 519 |
if (expfp != NULL) { |
| 520 |
fclose(expfp); |
| 521 |
expfp = NULL; |
| 522 |
} |
| 523 |
return(NULL); |
| 524 |
} |
| 525 |
if (!vdef(EXPOSURE)) /* no setting (auto) */ |
| 526 |
return(NULL); |
| 527 |
if (isflt(vval(EXPOSURE))) /* always the same */ |
| 528 |
return(vval(EXPOSURE)); |
| 529 |
if (expfp == NULL) { /* open exposure file */ |
| 530 |
if ((expfp = fopen(vval(EXPOSURE), "r")) == NULL) { |
| 531 |
sprintf(errmsg, "cannot open exposure file \"%s\"", |
| 532 |
vval(EXPOSURE)); |
| 533 |
error(SYSTEM, errmsg); |
| 534 |
} |
| 535 |
curfrm = 0; |
| 536 |
} |
| 537 |
if (curfrm > n) { /* rewind if necessary */ |
| 538 |
rewind(expfp); |
| 539 |
curfrm = 0; |
| 540 |
} |
| 541 |
while (n > curfrm) { /* read to line */ |
| 542 |
if (fgets(expval, sizeof(expval), expfp) == NULL) { |
| 543 |
sprintf(errmsg, "%s: too few exposures", |
| 544 |
vval(EXPOSURE)); |
| 545 |
error(USER, errmsg); |
| 546 |
} |
| 547 |
if (strlen(expval) == sizeof(expval)-1) |
| 548 |
goto formerr; |
| 549 |
curfrm++; |
| 550 |
} |
| 551 |
cp = fskip(expval); /* check format */ |
| 552 |
if (cp != NULL) |
| 553 |
while (isspace(*cp)) |
| 554 |
*cp++ = '\0'; |
| 555 |
if (cp == NULL || *cp) |
| 556 |
goto formerr; |
| 557 |
return(expval); /* return value */ |
| 558 |
formerr: |
| 559 |
sprintf(errmsg, "%s: exposure format error on line %d", |
| 560 |
vval(EXPOSURE), curfrm); |
| 561 |
error(USER, errmsg); |
| 562 |
} |
| 563 |
|
| 564 |
|
| 565 |
double |
| 566 |
expspec_val(s) /* get exposure value from spec. */ |
| 567 |
char *s; |
| 568 |
{ |
| 569 |
double expval; |
| 570 |
|
| 571 |
if (s == NULL || !*s) |
| 572 |
return(1.0); |
| 573 |
|
| 574 |
expval = atof(s); |
| 575 |
if ((s[0] == '+' | s[0] == '-')) |
| 576 |
return(pow(2.0, expval)); |
| 577 |
return(expval); |
| 578 |
} |
| 579 |
|
| 580 |
|
| 581 |
char * |
| 582 |
getoctspec(n) /* get octree for the given frame */ |
| 583 |
int n; |
| 584 |
{ |
| 585 |
static char combuf[1024]; |
| 586 |
int cfm = 0; |
| 587 |
int uses_inline; |
| 588 |
FILE *fp; |
| 589 |
int i; |
| 590 |
/* is octree static? */ |
| 591 |
if (!vdef(MOVE)) |
| 592 |
return(vval(OCTREEF)); |
| 593 |
/* done already */ |
| 594 |
if (n == cfm) |
| 595 |
return(combuf); |
| 596 |
/* else create object file */ |
| 597 |
strcpy(objtmpf, "movinobj.rad"); |
| 598 |
fp = fopen(objtmpf, "w"); |
| 599 |
if (fp == NULL) { |
| 600 |
sprintf(errmsg, "cannot write to moving objects file '%s'", |
| 601 |
objtmpf); |
| 602 |
error(SYSTEM, errmsg); |
| 603 |
} |
| 604 |
uses_inline = 0; |
| 605 |
for (i = 0; i < vdef(MOVE); i++) { |
| 606 |
int inlc = (obj_move[i].spec[0] == '!'); |
| 607 |
if (!obj_move[i].spec[0]) |
| 608 |
continue; |
| 609 |
if (inlc) |
| 610 |
fprintf(fp, "%s %d \\\n\t| xform", |
| 611 |
obj_move[i].spec, n); |
| 612 |
else |
| 613 |
fputs("!xform", fp); |
| 614 |
fprintf(fp, " -n %s", getobjname(&obj_move[i])); |
| 615 |
fputs(getxf(&obj_move[i], n), fp); |
| 616 |
if (!inlc) |
| 617 |
fprintf(fp, " %s\n", obj_move[i].spec); |
| 618 |
else |
| 619 |
fputc('\n', fp); |
| 620 |
uses_inline |= inlc; |
| 621 |
} |
| 622 |
if (fclose(fp) == EOF) |
| 623 |
error(SYSTEM, "error writing moving objects file"); |
| 624 |
if (uses_inline) |
| 625 |
sprintf(combuf, "!oconv %s -f -i '%s' %s", |
| 626 |
vdef(OCONV) ? vval(OCONV) : "", |
| 627 |
vval(OCTREEF), objtmpf); |
| 628 |
else |
| 629 |
sprintf(combuf, "!xform -f %s | oconv -f -i '%s' -", |
| 630 |
objtmpf, vval(OCTREEF)); |
| 631 |
return(combuf); |
| 632 |
} |
| 633 |
|
| 634 |
|
| 635 |
char * |
| 636 |
getobjname(om) /* get fully qualified object name */ |
| 637 |
register struct ObjMove *om; |
| 638 |
{ |
| 639 |
static char objName[512]; |
| 640 |
register char *cp = objName; |
| 641 |
|
| 642 |
strcpy(cp, om->name); |
| 643 |
while (om->parent >= 0) { |
| 644 |
while (*cp) cp++; |
| 645 |
*cp++ = '@'; |
| 646 |
om = &obj_move[om->parent]; |
| 647 |
strcpy(cp, om->name); |
| 648 |
} |
| 649 |
return(objName); |
| 650 |
} |
| 651 |
|
| 652 |
|
| 653 |
char * |
| 654 |
getxf(om, n) /* get total transform for object */ |
| 655 |
register struct ObjMove *om; |
| 656 |
int n; |
| 657 |
{ |
| 658 |
static char xfsbuf[4096]; |
| 659 |
char *xfp; |
| 660 |
int framestep = 0; |
| 661 |
XF oxf; |
| 662 |
FILE *fp; |
| 663 |
char abuf[512]; |
| 664 |
char *av[64]; |
| 665 |
int ac; |
| 666 |
int i; |
| 667 |
register char *cp; |
| 668 |
/* get parent transform, first */ |
| 669 |
if (om->parent >= 0) |
| 670 |
xfp = getxf(&obj_move[om->parent], n); |
| 671 |
else |
| 672 |
*(xfp = xfsbuf + sizeof(xfsbuf)-1) = '\0'; |
| 673 |
/* get transform spec. & priority */ |
| 674 |
if (om->cfm != n) { |
| 675 |
if (om->xf_file[0]) { |
| 676 |
fp = fopen(om->xf_file, "r"); |
| 677 |
if (fp == NULL) { |
| 678 |
sprintf(errmsg, |
| 679 |
"cannot open transform file '%s'", |
| 680 |
om->xf_file); |
| 681 |
error(SYSTEM, errmsg); |
| 682 |
} |
| 683 |
for (i = 0; i < n; i++) |
| 684 |
if (fgetline(om->xfs, sizeof(om->xfs), fp) |
| 685 |
== NULL) { |
| 686 |
sprintf(errmsg, |
| 687 |
"too few transforms in file '%s'", |
| 688 |
om->xf_file); |
| 689 |
error(USER, errmsg); |
| 690 |
} |
| 691 |
fclose(fp); |
| 692 |
} |
| 693 |
strcpy(cp=abuf, om->xfs); |
| 694 |
ac = 0; |
| 695 |
for ( ; ; ) { |
| 696 |
while (isspace(*cp)) |
| 697 |
*cp++ = '\0'; |
| 698 |
if (!*cp) |
| 699 |
break; |
| 700 |
av[ac++] = cp; |
| 701 |
while (*++cp && !isspace(*cp)) |
| 702 |
; |
| 703 |
} |
| 704 |
av[ac] = NULL; |
| 705 |
if (xf(&oxf, ac, av) != ac || |
| 706 |
fabs(oxf.sca) <= FTINY) { |
| 707 |
sprintf(errmsg, "bad transform args: %s", |
| 708 |
om->xfs); |
| 709 |
error(USER, errmsg); |
| 710 |
} |
| 711 |
copymat4(om->xfm, oxf.xfm); |
| 712 |
if (om->prio_file[0]) { |
| 713 |
fp = fopen(om->prio_file, "r"); |
| 714 |
if (fp == NULL) { |
| 715 |
sprintf(errmsg, |
| 716 |
"cannot open priority file '%s'", |
| 717 |
om->prio_file); |
| 718 |
error(SYSTEM, errmsg); |
| 719 |
} |
| 720 |
for (i = 0; i < n; i++) |
| 721 |
if (fgets(abuf, sizeof(abuf), fp) |
| 722 |
== NULL) { |
| 723 |
sprintf(errmsg, |
| 724 |
"too few priorities in file '%s'", |
| 725 |
om->prio_file); |
| 726 |
error(USER, errmsg); |
| 727 |
} |
| 728 |
fclose(fp); |
| 729 |
cp = fskip(abuf); |
| 730 |
if (cp != NULL) |
| 731 |
while (isspace(*cp)) |
| 732 |
*cp++ = '\0'; |
| 733 |
if (cp == NULL || *cp) { |
| 734 |
sprintf(errmsg, |
| 735 |
"priority '%s' in file '%s' not a number", |
| 736 |
abuf, om->prio_file); |
| 737 |
error(USER, errmsg); |
| 738 |
} |
| 739 |
om->prio = atof(abuf); |
| 740 |
} |
| 741 |
framestep = (n == om->cfm + 1); |
| 742 |
om->cfm = n; |
| 743 |
} |
| 744 |
/* prepend to parent transform */ |
| 745 |
if (om->xfs[0]) { |
| 746 |
i = strlen(om->xfs); |
| 747 |
if (xfp - i <= xfsbuf) |
| 748 |
error(INTERNAL, "transform too long in getxf"); |
| 749 |
cp = om->xfs + i; |
| 750 |
while (i--) |
| 751 |
*--xfp = *--cp; |
| 752 |
*--xfp = ' '; |
| 753 |
} |
| 754 |
if (framestep) |
| 755 |
copymat4(oxf.xfm, om->cxfm); |
| 756 |
if (om->parent >= 0) { |
| 757 |
multmat4(om->cxfm, om->xfm, obj_move[om->parent].cxfm); |
| 758 |
om->cprio = obj_move[om->parent].cprio * om->prio; |
| 759 |
} else { |
| 760 |
copymat4(om->cxfm, om->xfm); |
| 761 |
om->cprio = om->prio; |
| 762 |
} |
| 763 |
/* XXX bxfm relies on call order */ |
| 764 |
if (framestep) |
| 765 |
if (invmat4(om->bxfm, om->cxfm)) |
| 766 |
multmat4(om->bxfm, om->bxfm, oxf.xfm); |
| 767 |
else |
| 768 |
setident4(om->bxfm); |
| 769 |
/* all done */ |
| 770 |
return(xfp); |
| 771 |
} |
| 772 |
|
| 773 |
|
| 774 |
int |
| 775 |
getmove(obj) /* find matching move object */ |
| 776 |
OBJECT obj; |
| 777 |
{ |
| 778 |
static int lasti; |
| 779 |
static OBJECT lasto = OVOID; |
| 780 |
char *onm, *objnm; |
| 781 |
int len, len2; |
| 782 |
register int i; |
| 783 |
|
| 784 |
if (obj == OVOID) |
| 785 |
return(-1); |
| 786 |
if (obj == lasto) |
| 787 |
return(lasti); |
| 788 |
/* look for matching object */ |
| 789 |
onm = objptr(obj)->oname; |
| 790 |
for (i = vdef(MOVE); i--; ) { |
| 791 |
objnm = obj_move[i].name; |
| 792 |
len = strlen(objnm); |
| 793 |
if (!strncmp(onm, objnm, len)) { |
| 794 |
if ((obj_move[i].parent < 0 & onm[len] == '.')) |
| 795 |
break; |
| 796 |
objnm = getobjname(&obj_move[i]) + len; |
| 797 |
len2 = strlen(objnm); |
| 798 |
if (!strncmp(onm+len, objnm, len2) && onm[len+len2] == '.') |
| 799 |
break; |
| 800 |
} |
| 801 |
} |
| 802 |
lasto = obj; /* cache what we found */ |
| 803 |
return(lasti = i); |
| 804 |
} |
| 805 |
|
| 806 |
|
| 807 |
double |
| 808 |
obj_prio(obj) /* return priority for object */ |
| 809 |
OBJECT obj; |
| 810 |
{ |
| 811 |
int moi; |
| 812 |
|
| 813 |
if (obj == OVOID || (moi = getmove(obj)) < 0) |
| 814 |
return(1.0); |
| 815 |
return(obj_move[moi].cprio); |
| 816 |
} |
| 817 |
|
| 818 |
|
| 819 |
double |
| 820 |
getTime() /* get current time (CPU or real) */ |
| 821 |
{ |
| 822 |
struct timeval time_now; |
| 823 |
/* return CPU time if one process */ |
| 824 |
if (nprocs == 1) |
| 825 |
return((double)clock()*(1.0/(double)CLOCKS_PER_SEC)); |
| 826 |
/* otherwise, return wall time */ |
| 827 |
gettimeofday(&time_now, NULL); |
| 828 |
return((double)time_now.tv_sec + 1e-6*(double)time_now.tv_usec); |
| 829 |
} |
