| 1 |
greg |
3.1 |
#ifndef lint |
| 2 |
greg |
3.21 |
static const char RCSid[] = "$Id: ranimove.c,v 3.20 2023/02/06 22:40:21 greg Exp $"; |
| 3 |
greg |
3.1 |
#endif |
| 4 |
|
|
/* |
| 5 |
|
|
* Radiance object animation program |
| 6 |
|
|
* |
| 7 |
|
|
* Main program and control file handling. |
| 8 |
|
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* |
| 9 |
|
|
* See ranimove.h and the ranimove(1) man page for details. |
| 10 |
|
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*/ |
| 11 |
|
|
|
| 12 |
greg |
3.2 |
#include "copyright.h" |
| 13 |
greg |
3.1 |
|
| 14 |
greg |
3.3 |
#include <time.h> |
| 15 |
schorsch |
3.16 |
#if defined(_WIN32) || defined(_WIN64) |
| 16 |
schorsch |
3.9 |
#include <winsock.h> /* struct timeval. XXX find a replacement? */ |
| 17 |
|
|
#else |
| 18 |
schorsch |
3.4 |
#include <sys/time.h> |
| 19 |
|
|
#endif |
| 20 |
greg |
3.1 |
#include <ctype.h> |
| 21 |
schorsch |
3.5 |
#include <string.h> |
| 22 |
|
|
|
| 23 |
schorsch |
3.16 |
#include "platform.h" |
| 24 |
schorsch |
3.5 |
#include "paths.h" |
| 25 |
|
|
#include "ranimove.h" |
| 26 |
greg |
3.1 |
|
| 27 |
|
|
int NVARS = NV_INIT; /* total number of variables */ |
| 28 |
|
|
|
| 29 |
|
|
VARIABLE vv[] = VV_INIT; /* variable-value pairs */ |
| 30 |
|
|
|
| 31 |
|
|
extern int nowarn; /* don't report warnings? */ |
| 32 |
|
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int silent = 0; /* run silently? */ |
| 33 |
|
|
|
| 34 |
|
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int quickstart = 0; /* time initial frame as well? */ |
| 35 |
|
|
|
| 36 |
|
|
int nprocs = 1; /* number of rendering processes */ |
| 37 |
|
|
|
| 38 |
|
|
int rtperfrm = 60; /* seconds to spend per frame */ |
| 39 |
|
|
|
| 40 |
|
|
double ndthresh = 2.; /* noticeable difference threshold */ |
| 41 |
|
|
int ndtset = 0; /* user threshold -- stop when reached? */ |
| 42 |
|
|
|
| 43 |
|
|
int fbeg = 1; /* starting frame */ |
| 44 |
|
|
int fend = 0; /* ending frame */ |
| 45 |
|
|
int fcur; /* current frame being rendered */ |
| 46 |
|
|
|
| 47 |
|
|
char lorendoptf[32]; /* low quality options file */ |
| 48 |
|
|
RAYPARAMS lorendparams; /* low quality rendering parameters */ |
| 49 |
|
|
char hirendoptf[32]; /* high quality options file */ |
| 50 |
|
|
RAYPARAMS hirendparams; /* high quality rendering parameters */ |
| 51 |
|
|
RAYPARAMS *curparams; /* current parameter settings */ |
| 52 |
|
|
int twolevels; /* low and high quality differ */ |
| 53 |
|
|
|
| 54 |
|
|
double mblur; /* vflt(MBLUR) */ |
| 55 |
|
|
double rate; /* vflt(RATE) */ |
| 56 |
|
|
|
| 57 |
|
|
char objtmpf[32]; /* object temporary file */ |
| 58 |
|
|
|
| 59 |
|
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struct ObjMove *obj_move; /* object movements */ |
| 60 |
|
|
|
| 61 |
|
|
int haveprio = 0; /* high-level saliency specified */ |
| 62 |
|
|
|
| 63 |
|
|
int gargc; /* global argc for printargs */ |
| 64 |
|
|
char **gargv; /* global argv for printargs */ |
| 65 |
|
|
|
| 66 |
schorsch |
3.10 |
static void setdefaults(void); |
| 67 |
|
|
static void setmove(struct ObjMove *om, char *ms); |
| 68 |
|
|
static void setrendparams(char *optf, char *qval); |
| 69 |
|
|
static void getradfile(char *rfargs); |
| 70 |
|
|
static void animate(void); |
| 71 |
|
|
static int countviews(void); /* XXX duplicated function */ |
| 72 |
|
|
static char * getobjname(struct ObjMove *om); |
| 73 |
|
|
static char * getxf(struct ObjMove *om, int n); |
| 74 |
|
|
|
| 75 |
greg |
3.1 |
|
| 76 |
|
|
int |
| 77 |
schorsch |
3.10 |
main( |
| 78 |
|
|
int argc, |
| 79 |
|
|
char *argv[] |
| 80 |
|
|
) |
| 81 |
greg |
3.1 |
{ |
| 82 |
|
|
int explicate = 0; |
| 83 |
|
|
char *cfname; |
| 84 |
|
|
int i; |
| 85 |
|
|
|
| 86 |
|
|
progname = argv[0]; /* get arguments */ |
| 87 |
|
|
gargc = argc; |
| 88 |
|
|
gargv = argv; |
| 89 |
|
|
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
| 90 |
|
|
switch (argv[i][1]) { |
| 91 |
|
|
case 't': /* seconds per frame */ |
| 92 |
|
|
rtperfrm = atoi(argv[++i]); |
| 93 |
|
|
break; |
| 94 |
|
|
case 'd': /* noticeable difference */ |
| 95 |
|
|
ndthresh = atof(argv[++i]); |
| 96 |
|
|
ndtset = 1; |
| 97 |
|
|
break; |
| 98 |
|
|
case 'e': /* print variables */ |
| 99 |
|
|
explicate++; |
| 100 |
|
|
break; |
| 101 |
|
|
case 's': /* silent running */ |
| 102 |
|
|
silent++; |
| 103 |
|
|
break; |
| 104 |
|
|
case 'q': /* start quickly */ |
| 105 |
|
|
quickstart++; |
| 106 |
|
|
break; |
| 107 |
|
|
case 'w': /* turn off warnings */ |
| 108 |
|
|
nowarn++; |
| 109 |
|
|
break; |
| 110 |
|
|
case 'f': /* frame range */ |
| 111 |
|
|
switch (sscanf(argv[++i], "%d,%d", &fbeg, &fend)) { |
| 112 |
|
|
case 2: |
| 113 |
schorsch |
3.7 |
if ((fbeg <= 0) | (fend < fbeg)) |
| 114 |
greg |
3.1 |
goto userr; |
| 115 |
|
|
break; |
| 116 |
|
|
case 1: |
| 117 |
|
|
if (fbeg <= 0) |
| 118 |
|
|
goto userr; |
| 119 |
|
|
fend = 0; |
| 120 |
|
|
break; |
| 121 |
|
|
default: |
| 122 |
|
|
goto userr; |
| 123 |
|
|
} |
| 124 |
|
|
break; |
| 125 |
|
|
case 'n': /* number of processes */ |
| 126 |
|
|
nprocs = atoi(argv[++i]); |
| 127 |
|
|
break; |
| 128 |
|
|
default: |
| 129 |
|
|
goto userr; |
| 130 |
|
|
} |
| 131 |
|
|
if (rtperfrm <= 0) { |
| 132 |
|
|
if (!ndtset) |
| 133 |
|
|
error(USER, "specify -d jnd with -t 0"); |
| 134 |
|
|
rtperfrm = 7*24*3600; |
| 135 |
|
|
} |
| 136 |
|
|
if (i != argc-1) |
| 137 |
|
|
goto userr; |
| 138 |
|
|
cfname = argv[i]; |
| 139 |
|
|
/* load variables */ |
| 140 |
|
|
loadvars(cfname); |
| 141 |
|
|
/* check variables */ |
| 142 |
|
|
checkvalues(); |
| 143 |
|
|
/* load RIF if any */ |
| 144 |
|
|
if (vdef(RIF)) |
| 145 |
|
|
getradfile(vval(RIF)); |
| 146 |
|
|
/* set defaults */ |
| 147 |
|
|
setdefaults(); |
| 148 |
|
|
/* print variables */ |
| 149 |
|
|
if (explicate) |
| 150 |
|
|
printvars(stdout); |
| 151 |
|
|
/* run animation */ |
| 152 |
|
|
if (nprocs > 0) |
| 153 |
|
|
animate(); |
| 154 |
|
|
/* all done */ |
| 155 |
|
|
if (lorendoptf[0]) |
| 156 |
|
|
unlink(lorendoptf); |
| 157 |
greg |
3.8 |
if (hirendoptf[0] && strcmp(hirendoptf, lorendoptf)) |
| 158 |
greg |
3.1 |
unlink(hirendoptf); |
| 159 |
|
|
if (objtmpf[0]) |
| 160 |
|
|
unlink(objtmpf); |
| 161 |
|
|
return(0); |
| 162 |
|
|
userr: |
| 163 |
|
|
fprintf(stderr, |
| 164 |
|
|
"Usage: %s [-n nprocs][-f beg,end][-t sec][-d jnd][-s][-w][-e] anim_file\n", |
| 165 |
|
|
progname); |
| 166 |
|
|
quit(1); |
| 167 |
schorsch |
3.10 |
return 1; /* pro forma return */ |
| 168 |
greg |
3.1 |
} |
| 169 |
|
|
|
| 170 |
|
|
|
| 171 |
|
|
void |
| 172 |
schorsch |
3.11 |
eputs( /* put string to stderr */ |
| 173 |
greg |
3.20 |
const char *s |
| 174 |
schorsch |
3.11 |
) |
| 175 |
greg |
3.1 |
{ |
| 176 |
|
|
static int midline = 0; |
| 177 |
|
|
|
| 178 |
|
|
if (!*s) |
| 179 |
|
|
return; |
| 180 |
|
|
if (!midline++) { |
| 181 |
|
|
fputs(progname, stderr); |
| 182 |
|
|
fputs(": ", stderr); |
| 183 |
|
|
} |
| 184 |
|
|
fputs(s, stderr); |
| 185 |
|
|
if (s[strlen(s)-1] == '\n') { |
| 186 |
|
|
fflush(stderr); |
| 187 |
|
|
midline = 0; |
| 188 |
|
|
} |
| 189 |
|
|
} |
| 190 |
|
|
|
| 191 |
|
|
|
| 192 |
greg |
3.13 |
void |
| 193 |
greg |
3.18 |
quit(int ec) /* make sure exit is called */ |
| 194 |
greg |
3.13 |
{ |
| 195 |
|
|
if (ray_pnprocs > 0) /* close children if any */ |
| 196 |
greg |
3.19 |
ray_pclose(0); |
| 197 |
|
|
else if (ray_pnprocs < 0) |
| 198 |
|
|
_exit(ec); /* avoid flush in child */ |
| 199 |
greg |
3.13 |
exit(ec); |
| 200 |
|
|
} |
| 201 |
|
|
|
| 202 |
|
|
|
| 203 |
schorsch |
3.10 |
static void |
| 204 |
|
|
setdefaults(void) /* set default values */ |
| 205 |
greg |
3.1 |
{ |
| 206 |
|
|
int nviews; |
| 207 |
|
|
int decades; |
| 208 |
|
|
char buf[256]; |
| 209 |
|
|
int i; |
| 210 |
|
|
|
| 211 |
|
|
if (!vdef(OCTREEF)) { |
| 212 |
|
|
sprintf(errmsg, "%s or %s must be defined", |
| 213 |
|
|
vnam(OCTREEF), vnam(RIF)); |
| 214 |
|
|
error(USER, errmsg); |
| 215 |
|
|
} |
| 216 |
|
|
if (!vdef(VIEWFILE)) { |
| 217 |
|
|
sprintf(errmsg, "%s must be defined", vnam(VIEWFILE)); |
| 218 |
|
|
error(USER, errmsg); |
| 219 |
|
|
} |
| 220 |
|
|
nviews = countviews(); |
| 221 |
|
|
if (!nviews) |
| 222 |
|
|
error(USER, "no views in view file"); |
| 223 |
|
|
if (!vdef(END)) { |
| 224 |
|
|
if (nviews == 1) { |
| 225 |
|
|
sprintf(errmsg, "%s must be defined for single view", |
| 226 |
|
|
vnam(END)); |
| 227 |
|
|
error(USER, errmsg); |
| 228 |
|
|
} |
| 229 |
|
|
sprintf(buf, "%d", nviews); |
| 230 |
|
|
vval(END) = savqstr(buf); |
| 231 |
|
|
vdef(END)++; |
| 232 |
|
|
} |
| 233 |
|
|
if (!fend) |
| 234 |
|
|
fend = vint(END); |
| 235 |
|
|
if (fbeg > fend) |
| 236 |
|
|
error(USER, "begin after end"); |
| 237 |
|
|
if (!vdef(BASENAME)) { |
| 238 |
|
|
decades = (int)log10((double)vint(END)) + 1; |
| 239 |
|
|
if (decades < 3) decades = 3; |
| 240 |
|
|
sprintf(buf, "frame%%0%dd", decades); |
| 241 |
|
|
vval(BASENAME) = savqstr(buf); |
| 242 |
|
|
vdef(BASENAME)++; |
| 243 |
|
|
} |
| 244 |
|
|
if (!vdef(RATE)) { |
| 245 |
|
|
vval(RATE) = "8"; |
| 246 |
|
|
vdef(RATE)++; |
| 247 |
|
|
} |
| 248 |
|
|
rate = vflt(RATE); |
| 249 |
|
|
if (!vdef(RESOLUTION)) { |
| 250 |
|
|
vval(RESOLUTION) = "640"; |
| 251 |
|
|
vdef(RESOLUTION)++; |
| 252 |
|
|
} |
| 253 |
|
|
if (!vdef(MBLUR)) { |
| 254 |
|
|
vval(MBLUR) = "0"; |
| 255 |
|
|
vdef(MBLUR)++; |
| 256 |
|
|
} |
| 257 |
|
|
mblur = vflt(MBLUR); |
| 258 |
|
|
if (mblur > 1.) |
| 259 |
|
|
mblur = 1.; |
| 260 |
|
|
/* set up objects */ |
| 261 |
|
|
if (vdef(MOVE)) { |
| 262 |
|
|
obj_move = (struct ObjMove *)malloc( |
| 263 |
|
|
sizeof(struct ObjMove)*vdef(MOVE) ); |
| 264 |
|
|
if (obj_move == NULL) |
| 265 |
|
|
error(SYSTEM, "out of memory in setdefaults"); |
| 266 |
|
|
for (i = 0; i < vdef(MOVE); i++) |
| 267 |
|
|
setmove(&obj_move[i], nvalue(MOVE, i)); |
| 268 |
|
|
} |
| 269 |
|
|
/* set up high quality options */ |
| 270 |
|
|
setrendparams(hirendoptf, vval(HIGHQ)); |
| 271 |
|
|
ray_save(&hirendparams); |
| 272 |
|
|
/* set up low quality options */ |
| 273 |
|
|
setrendparams(lorendoptf, vval(LOWQ)); |
| 274 |
|
|
ray_save(&lorendparams); |
| 275 |
|
|
curparams = &lorendparams; |
| 276 |
schorsch |
3.5 |
twolevels = memcmp(&lorendparams, &hirendparams, sizeof(RAYPARAMS)); |
| 277 |
greg |
3.1 |
} |
| 278 |
|
|
|
| 279 |
|
|
|
| 280 |
schorsch |
3.10 |
static void |
| 281 |
|
|
setmove( /* assign a move object from spec. */ |
| 282 |
|
|
struct ObjMove *om, |
| 283 |
|
|
char *ms |
| 284 |
|
|
) |
| 285 |
greg |
3.1 |
{ |
| 286 |
|
|
char parname[128]; |
| 287 |
|
|
char *cp; |
| 288 |
|
|
|
| 289 |
|
|
ms = nextword(parname, sizeof(parname), ms); |
| 290 |
|
|
if (!parname[0]) |
| 291 |
|
|
goto badspec; |
| 292 |
|
|
for (cp = parname; *cp; cp++) |
| 293 |
|
|
if (isspace(*cp)) |
| 294 |
|
|
*cp = '_'; |
| 295 |
|
|
for (om->parent = (om - obj_move); om->parent--; ) |
| 296 |
|
|
if (!strcmp(parname, obj_move[om->parent].name)) |
| 297 |
|
|
break; |
| 298 |
|
|
if (om->parent < 0 && |
| 299 |
|
|
strcmp(parname, ".") && strcmp(parname, VOIDID)) { |
| 300 |
|
|
sprintf(errmsg, "undefined parent object '%s'", parname); |
| 301 |
|
|
error(USER, errmsg); |
| 302 |
|
|
} |
| 303 |
|
|
ms = nextword(om->name, sizeof(om->name), ms); |
| 304 |
|
|
if (!om->name[0]) |
| 305 |
|
|
goto badspec; |
| 306 |
|
|
for (cp = om->name; *cp; cp++) |
| 307 |
|
|
if (isspace(*cp)) |
| 308 |
|
|
*cp = '_'; |
| 309 |
|
|
ms = nextword(om->xf_file, sizeof(om->xf_file), ms); |
| 310 |
|
|
if (!strcmp(om->xf_file, ".")) |
| 311 |
|
|
om->xf_file[0] = '\0'; |
| 312 |
|
|
if (!om->xf_file[0]) { |
| 313 |
|
|
om->xfs[0] = '\0'; |
| 314 |
|
|
} else if (om->xf_file[0] == '-') { |
| 315 |
|
|
strcpy(om->xfs, om->xf_file); |
| 316 |
|
|
om->xf_file[0] = '\0'; |
| 317 |
|
|
} |
| 318 |
|
|
ms = nextword(om->spec, sizeof(om->spec), ms); |
| 319 |
|
|
if (om->spec[0]) { |
| 320 |
|
|
if (!strcmp(om->spec, ".") || !strcmp(om->spec, VOIDID)) |
| 321 |
|
|
om->spec[0] = '\0'; |
| 322 |
|
|
ms = nextword(om->prio_file, sizeof(om->prio_file), ms); |
| 323 |
|
|
} else |
| 324 |
|
|
om->prio_file[0] = '\0'; |
| 325 |
|
|
if (om->prio_file[0]) { |
| 326 |
|
|
if (isflt(om->prio_file)) { |
| 327 |
|
|
om->prio = atof(om->prio_file); |
| 328 |
|
|
om->prio_file[0] = '\0'; |
| 329 |
schorsch |
3.7 |
haveprio |= ((om->prio < 0.95) | (om->prio > 1.05)); |
| 330 |
greg |
3.1 |
} else |
| 331 |
|
|
haveprio = 1; |
| 332 |
|
|
} else |
| 333 |
|
|
om->prio = 1.; |
| 334 |
|
|
om->cfm = -1; |
| 335 |
|
|
return; |
| 336 |
|
|
badspec: |
| 337 |
|
|
error(USER, "bad object specification"); |
| 338 |
|
|
} |
| 339 |
|
|
|
| 340 |
|
|
|
| 341 |
schorsch |
3.10 |
static void |
| 342 |
|
|
setrendparams( /* set global rendering parameters */ |
| 343 |
|
|
char *optf, |
| 344 |
|
|
char *qval |
| 345 |
|
|
) |
| 346 |
greg |
3.1 |
{ |
| 347 |
|
|
char *argv[1024]; |
| 348 |
|
|
char **av = argv; |
| 349 |
|
|
int ac, i, rval; |
| 350 |
|
|
|
| 351 |
|
|
av[ac=0] = NULL; |
| 352 |
|
|
/* load options from file, first */ |
| 353 |
|
|
if (optf != NULL && *optf) { |
| 354 |
greg |
3.17 |
ac = wordfile(av, 1024, optf); |
| 355 |
greg |
3.1 |
if (ac < 0) { |
| 356 |
|
|
sprintf(errmsg, "cannot load options file \"%s\"", |
| 357 |
|
|
optf); |
| 358 |
|
|
error(SYSTEM, errmsg); |
| 359 |
|
|
} |
| 360 |
|
|
} |
| 361 |
|
|
/* then from options string */ |
| 362 |
|
|
if (qval != NULL && qval[0] == '-') |
| 363 |
greg |
3.17 |
ac += wordstring(av+ac, 1024-ac, qval); |
| 364 |
greg |
3.1 |
|
| 365 |
greg |
3.8 |
/* restore default parameters */ |
| 366 |
|
|
ray_restore(NULL); |
| 367 |
greg |
3.1 |
/* set what we have */ |
| 368 |
|
|
for (i = 0; i < ac; i++) { |
| 369 |
|
|
while ((rval = expandarg(&ac, &av, i)) > 0) |
| 370 |
|
|
; |
| 371 |
|
|
if (rval < 0) { |
| 372 |
|
|
sprintf(errmsg, "cannot expand '%s'", av[i]); |
| 373 |
|
|
error(SYSTEM, errmsg); |
| 374 |
|
|
} |
| 375 |
|
|
if (!strcmp(av[i], "-w")) { |
| 376 |
|
|
nowarn++; |
| 377 |
|
|
continue; |
| 378 |
|
|
} |
| 379 |
|
|
rval = getrenderopt(ac-i, av+i); |
| 380 |
greg |
3.8 |
if (rval < 0) { |
| 381 |
|
|
sprintf(errmsg, "bad render option at '%s'", av[i]); |
| 382 |
|
|
error(USER, errmsg); |
| 383 |
greg |
3.1 |
} |
| 384 |
greg |
3.8 |
i += rval; |
| 385 |
greg |
3.1 |
} |
| 386 |
|
|
} |
| 387 |
|
|
|
| 388 |
|
|
|
| 389 |
schorsch |
3.10 |
static void |
| 390 |
|
|
getradfile( /* run rad and get needed variables */ |
| 391 |
|
|
char *rfargs |
| 392 |
|
|
) |
| 393 |
greg |
3.1 |
{ |
| 394 |
|
|
static short mvar[] = {OCONV,OCTREEF,RESOLUTION,EXPOSURE,-1}; |
| 395 |
|
|
char combuf[256]; |
| 396 |
greg |
3.18 |
int i; |
| 397 |
|
|
char *cp; |
| 398 |
schorsch |
3.10 |
char *pippt = NULL; |
| 399 |
greg |
3.1 |
/* create rad command */ |
| 400 |
|
|
strcpy(lorendoptf, "ranim0.opt"); |
| 401 |
|
|
sprintf(combuf, |
| 402 |
|
|
"rad -v 0 -s -e -w %s %s oconv=-f OPTFILE=%s | egrep '^[ \t]*(NOMATCH", |
| 403 |
|
|
rfargs, |
| 404 |
|
|
(vdef(LOWQ) && vval(LOWQ)[0]!='-') ? vval(LOWQ) : "", |
| 405 |
|
|
lorendoptf); |
| 406 |
|
|
cp = combuf; |
| 407 |
|
|
while (*cp) { |
| 408 |
|
|
if (*cp == '|') pippt = cp; |
| 409 |
|
|
cp++; |
| 410 |
|
|
} /* match unset variables */ |
| 411 |
|
|
for (i = 0; mvar[i] >= 0; i++) |
| 412 |
|
|
if (!vdef(mvar[i])) { |
| 413 |
|
|
*cp++ = '|'; |
| 414 |
|
|
strcpy(cp, vnam(mvar[i])); |
| 415 |
|
|
while (*cp) cp++; |
| 416 |
|
|
pippt = NULL; |
| 417 |
|
|
} |
| 418 |
|
|
if (pippt != NULL) |
| 419 |
schorsch |
3.5 |
strcpy(pippt, "> " NULL_DEVICE); /* nothing to match */ |
| 420 |
greg |
3.1 |
else { |
| 421 |
|
|
strcpy(cp, ")[ \t]*=' > ranimove.var"); |
| 422 |
|
|
cp += 11; /* point to file name */ |
| 423 |
|
|
} |
| 424 |
|
|
system(combuf); /* ignore exit code */ |
| 425 |
|
|
if (pippt == NULL) { /* load variables and remove file */ |
| 426 |
|
|
loadvars(cp); |
| 427 |
|
|
unlink(cp); |
| 428 |
|
|
} |
| 429 |
|
|
if (!vdef(HIGHQ) || vval(HIGHQ)[0]=='-') { |
| 430 |
|
|
strcpy(hirendoptf, lorendoptf); |
| 431 |
|
|
return; |
| 432 |
|
|
} |
| 433 |
|
|
/* get high quality options */ |
| 434 |
|
|
strcpy(hirendoptf, "ranim1.opt"); |
| 435 |
|
|
sprintf(combuf, "rad -v 0 -s -w %s %s OPTFILE=%s", |
| 436 |
|
|
rfargs, vval(HIGHQ), hirendoptf); |
| 437 |
|
|
system(combuf); |
| 438 |
|
|
} |
| 439 |
|
|
|
| 440 |
|
|
|
| 441 |
schorsch |
3.10 |
static void |
| 442 |
|
|
animate(void) /* run through animation */ |
| 443 |
greg |
3.1 |
{ |
| 444 |
|
|
int rpass; |
| 445 |
|
|
|
| 446 |
|
|
if (fbeg > 1) /* synchronize transforms */ |
| 447 |
|
|
getoctspec(fbeg-1); |
| 448 |
|
|
|
| 449 |
|
|
for (fcur = fbeg; fcur <= fend; fcur++) { |
| 450 |
|
|
if (!silent) |
| 451 |
|
|
printf("Frame %d:\n", fcur); |
| 452 |
|
|
/* base rendering */ |
| 453 |
|
|
init_frame(); |
| 454 |
|
|
/* refinement */ |
| 455 |
|
|
for (rpass = 0; refine_frame(rpass); rpass++) |
| 456 |
|
|
; |
| 457 |
|
|
/* final filter pass */ |
| 458 |
|
|
filter_frame(); |
| 459 |
|
|
/* output frame */ |
| 460 |
|
|
send_frame(); |
| 461 |
|
|
} |
| 462 |
|
|
/* free resources */ |
| 463 |
|
|
free_frame(); |
| 464 |
|
|
if (nprocs > 1) |
| 465 |
|
|
ray_pdone(1); |
| 466 |
|
|
else |
| 467 |
|
|
ray_done(1); |
| 468 |
|
|
getview(0); |
| 469 |
|
|
getexp(0); |
| 470 |
|
|
} |
| 471 |
|
|
|
| 472 |
|
|
|
| 473 |
greg |
3.18 |
VIEW * |
| 474 |
schorsch |
3.10 |
getview( /* get view number n */ |
| 475 |
|
|
int n |
| 476 |
|
|
) |
| 477 |
greg |
3.1 |
{ |
| 478 |
|
|
static FILE *viewfp = NULL; /* view file pointer */ |
| 479 |
|
|
static int viewnum = 0; /* current view number */ |
| 480 |
|
|
static VIEW curview = STDVIEW; /* current view */ |
| 481 |
|
|
char linebuf[256]; |
| 482 |
|
|
|
| 483 |
|
|
if (n == 0) { /* signal to close file and clean up */ |
| 484 |
|
|
if (viewfp != NULL) { |
| 485 |
|
|
fclose(viewfp); |
| 486 |
|
|
viewfp = NULL; |
| 487 |
|
|
viewnum = 0; |
| 488 |
schorsch |
3.6 |
curview = stdview; |
| 489 |
greg |
3.1 |
} |
| 490 |
|
|
return(NULL); |
| 491 |
|
|
} |
| 492 |
|
|
if (viewfp == NULL) { /* open file */ |
| 493 |
|
|
if ((viewfp = fopen(vval(VIEWFILE), "r")) == NULL) { |
| 494 |
|
|
perror(vval(VIEWFILE)); |
| 495 |
|
|
quit(1); |
| 496 |
|
|
} |
| 497 |
|
|
} else if (n > 0 && n < viewnum) { /* rewind file */ |
| 498 |
|
|
if (viewnum == 1 && feof(viewfp)) |
| 499 |
|
|
return(&curview); /* just one view */ |
| 500 |
|
|
if (fseek(viewfp, 0L, 0) == EOF) { |
| 501 |
|
|
perror(vval(VIEWFILE)); |
| 502 |
|
|
quit(1); |
| 503 |
|
|
} |
| 504 |
schorsch |
3.6 |
curview = stdview; |
| 505 |
greg |
3.1 |
viewnum = 0; |
| 506 |
|
|
} |
| 507 |
|
|
if (n < 0) { /* get next view */ |
| 508 |
greg |
3.18 |
int c = getc(viewfp); |
| 509 |
greg |
3.1 |
if (c == EOF) |
| 510 |
|
|
return(NULL); /* that's it */ |
| 511 |
|
|
ungetc(c, viewfp); |
| 512 |
|
|
n = viewnum + 1; |
| 513 |
|
|
} |
| 514 |
|
|
while (n > viewnum) { /* scan to desired view */ |
| 515 |
|
|
if (fgets(linebuf, sizeof(linebuf), viewfp) == NULL) |
| 516 |
|
|
return(viewnum==1 ? &curview : (VIEW *)NULL); |
| 517 |
|
|
if (isview(linebuf) && sscanview(&curview, linebuf) > 0) |
| 518 |
|
|
viewnum++; |
| 519 |
|
|
} |
| 520 |
|
|
return(&curview); /* return it */ |
| 521 |
|
|
} |
| 522 |
|
|
|
| 523 |
|
|
|
| 524 |
schorsch |
3.10 |
static int |
| 525 |
|
|
countviews(void) /* count views in view file */ |
| 526 |
greg |
3.1 |
{ |
| 527 |
|
|
int n; |
| 528 |
|
|
|
| 529 |
|
|
if (getview(n=1) == NULL) |
| 530 |
|
|
return(0); |
| 531 |
|
|
while (getview(-1) != NULL) |
| 532 |
|
|
n++; |
| 533 |
|
|
return(n); |
| 534 |
|
|
} |
| 535 |
|
|
|
| 536 |
|
|
|
| 537 |
greg |
3.18 |
char * |
| 538 |
schorsch |
3.10 |
getexp( /* get exposure for nth frame */ |
| 539 |
|
|
int n |
| 540 |
|
|
) |
| 541 |
greg |
3.1 |
{ |
| 542 |
|
|
static char expval[32]; |
| 543 |
|
|
static FILE *expfp = NULL; |
| 544 |
|
|
static int curfrm = 0; |
| 545 |
greg |
3.18 |
char *cp; |
| 546 |
greg |
3.1 |
|
| 547 |
|
|
if (n == 0) { /* signal to close file */ |
| 548 |
|
|
if (expfp != NULL) { |
| 549 |
|
|
fclose(expfp); |
| 550 |
|
|
expfp = NULL; |
| 551 |
|
|
} |
| 552 |
|
|
return(NULL); |
| 553 |
|
|
} |
| 554 |
|
|
if (!vdef(EXPOSURE)) /* no setting (auto) */ |
| 555 |
|
|
return(NULL); |
| 556 |
|
|
if (isflt(vval(EXPOSURE))) /* always the same */ |
| 557 |
|
|
return(vval(EXPOSURE)); |
| 558 |
|
|
if (expfp == NULL) { /* open exposure file */ |
| 559 |
|
|
if ((expfp = fopen(vval(EXPOSURE), "r")) == NULL) { |
| 560 |
|
|
sprintf(errmsg, "cannot open exposure file \"%s\"", |
| 561 |
|
|
vval(EXPOSURE)); |
| 562 |
|
|
error(SYSTEM, errmsg); |
| 563 |
|
|
} |
| 564 |
|
|
curfrm = 0; |
| 565 |
|
|
} |
| 566 |
|
|
if (curfrm > n) { /* rewind if necessary */ |
| 567 |
|
|
rewind(expfp); |
| 568 |
|
|
curfrm = 0; |
| 569 |
|
|
} |
| 570 |
|
|
while (n > curfrm) { /* read to line */ |
| 571 |
|
|
if (fgets(expval, sizeof(expval), expfp) == NULL) { |
| 572 |
|
|
sprintf(errmsg, "%s: too few exposures", |
| 573 |
|
|
vval(EXPOSURE)); |
| 574 |
|
|
error(USER, errmsg); |
| 575 |
|
|
} |
| 576 |
|
|
if (strlen(expval) == sizeof(expval)-1) |
| 577 |
|
|
goto formerr; |
| 578 |
|
|
curfrm++; |
| 579 |
|
|
} |
| 580 |
|
|
cp = fskip(expval); /* check format */ |
| 581 |
|
|
if (cp != NULL) |
| 582 |
|
|
while (isspace(*cp)) |
| 583 |
|
|
*cp++ = '\0'; |
| 584 |
|
|
if (cp == NULL || *cp) |
| 585 |
|
|
goto formerr; |
| 586 |
|
|
return(expval); /* return value */ |
| 587 |
|
|
formerr: |
| 588 |
|
|
sprintf(errmsg, "%s: exposure format error on line %d", |
| 589 |
|
|
vval(EXPOSURE), curfrm); |
| 590 |
|
|
error(USER, errmsg); |
| 591 |
schorsch |
3.10 |
return NULL; /* pro forma return */ |
| 592 |
greg |
3.1 |
} |
| 593 |
|
|
|
| 594 |
|
|
|
| 595 |
greg |
3.18 |
double |
| 596 |
schorsch |
3.10 |
expspec_val( /* get exposure value from spec. */ |
| 597 |
|
|
char *s |
| 598 |
|
|
) |
| 599 |
greg |
3.1 |
{ |
| 600 |
|
|
double expval; |
| 601 |
|
|
|
| 602 |
|
|
if (s == NULL || !*s) |
| 603 |
|
|
return(1.0); |
| 604 |
|
|
|
| 605 |
|
|
expval = atof(s); |
| 606 |
schorsch |
3.7 |
if ((s[0] == '+') | (s[0] == '-')) |
| 607 |
greg |
3.1 |
return(pow(2.0, expval)); |
| 608 |
|
|
return(expval); |
| 609 |
|
|
} |
| 610 |
|
|
|
| 611 |
|
|
|
| 612 |
greg |
3.18 |
char * |
| 613 |
schorsch |
3.10 |
getoctspec( /* get octree for the given frame */ |
| 614 |
|
|
int n |
| 615 |
|
|
) |
| 616 |
greg |
3.1 |
{ |
| 617 |
|
|
static char combuf[1024]; |
| 618 |
greg |
3.14 |
static int cfm = 0; |
| 619 |
greg |
3.1 |
int uses_inline; |
| 620 |
|
|
FILE *fp; |
| 621 |
|
|
int i; |
| 622 |
|
|
/* is octree static? */ |
| 623 |
|
|
if (!vdef(MOVE)) |
| 624 |
|
|
return(vval(OCTREEF)); |
| 625 |
greg |
3.14 |
/* done already? */ |
| 626 |
greg |
3.1 |
if (n == cfm) |
| 627 |
|
|
return(combuf); |
| 628 |
|
|
/* else create object file */ |
| 629 |
greg |
3.14 |
fp = fopen(mktemp(strcpy(objtmpf, TEMPLATE)), "w"); |
| 630 |
greg |
3.1 |
if (fp == NULL) { |
| 631 |
|
|
sprintf(errmsg, "cannot write to moving objects file '%s'", |
| 632 |
|
|
objtmpf); |
| 633 |
|
|
error(SYSTEM, errmsg); |
| 634 |
|
|
} |
| 635 |
|
|
uses_inline = 0; |
| 636 |
|
|
for (i = 0; i < vdef(MOVE); i++) { |
| 637 |
|
|
int inlc = (obj_move[i].spec[0] == '!'); |
| 638 |
|
|
if (!obj_move[i].spec[0]) |
| 639 |
|
|
continue; |
| 640 |
|
|
if (inlc) |
| 641 |
|
|
fprintf(fp, "%s %d \\\n\t| xform", |
| 642 |
|
|
obj_move[i].spec, n); |
| 643 |
|
|
else |
| 644 |
|
|
fputs("!xform", fp); |
| 645 |
|
|
fprintf(fp, " -n %s", getobjname(&obj_move[i])); |
| 646 |
|
|
fputs(getxf(&obj_move[i], n), fp); |
| 647 |
|
|
if (!inlc) |
| 648 |
|
|
fprintf(fp, " %s\n", obj_move[i].spec); |
| 649 |
|
|
else |
| 650 |
|
|
fputc('\n', fp); |
| 651 |
|
|
uses_inline |= inlc; |
| 652 |
|
|
} |
| 653 |
|
|
if (fclose(fp) == EOF) |
| 654 |
|
|
error(SYSTEM, "error writing moving objects file"); |
| 655 |
|
|
if (uses_inline) |
| 656 |
|
|
sprintf(combuf, "!oconv %s -f -i '%s' %s", |
| 657 |
|
|
vdef(OCONV) ? vval(OCONV) : "", |
| 658 |
|
|
vval(OCTREEF), objtmpf); |
| 659 |
|
|
else |
| 660 |
greg |
3.14 |
sprintf(combuf, "!xform -f %s | oconv %s -f -i '%s' -", |
| 661 |
|
|
objtmpf, vdef(OCONV) ? vval(OCONV) : "", |
| 662 |
|
|
vval(OCTREEF)); |
| 663 |
greg |
3.1 |
return(combuf); |
| 664 |
|
|
} |
| 665 |
|
|
|
| 666 |
|
|
|
| 667 |
schorsch |
3.10 |
static char * |
| 668 |
|
|
getobjname( /* get fully qualified object name */ |
| 669 |
greg |
3.18 |
struct ObjMove *om |
| 670 |
schorsch |
3.10 |
) |
| 671 |
greg |
3.1 |
{ |
| 672 |
|
|
static char objName[512]; |
| 673 |
greg |
3.18 |
char *cp = objName; |
| 674 |
greg |
3.1 |
|
| 675 |
|
|
strcpy(cp, om->name); |
| 676 |
|
|
while (om->parent >= 0) { |
| 677 |
|
|
while (*cp) cp++; |
| 678 |
|
|
*cp++ = '@'; |
| 679 |
|
|
om = &obj_move[om->parent]; |
| 680 |
|
|
strcpy(cp, om->name); |
| 681 |
|
|
} |
| 682 |
|
|
return(objName); |
| 683 |
|
|
} |
| 684 |
|
|
|
| 685 |
|
|
|
| 686 |
schorsch |
3.10 |
static char * |
| 687 |
|
|
getxf( /* get total transform for object */ |
| 688 |
greg |
3.18 |
struct ObjMove *om, |
| 689 |
schorsch |
3.10 |
int n |
| 690 |
|
|
) |
| 691 |
greg |
3.1 |
{ |
| 692 |
|
|
static char xfsbuf[4096]; |
| 693 |
|
|
char *xfp; |
| 694 |
|
|
int framestep = 0; |
| 695 |
|
|
XF oxf; |
| 696 |
|
|
FILE *fp; |
| 697 |
|
|
char abuf[512]; |
| 698 |
|
|
char *av[64]; |
| 699 |
|
|
int ac; |
| 700 |
|
|
int i; |
| 701 |
greg |
3.18 |
char *cp; |
| 702 |
greg |
3.1 |
/* get parent transform, first */ |
| 703 |
|
|
if (om->parent >= 0) |
| 704 |
|
|
xfp = getxf(&obj_move[om->parent], n); |
| 705 |
|
|
else |
| 706 |
|
|
*(xfp = xfsbuf + sizeof(xfsbuf)-1) = '\0'; |
| 707 |
|
|
/* get transform spec. & priority */ |
| 708 |
|
|
if (om->cfm != n) { |
| 709 |
|
|
if (om->xf_file[0]) { |
| 710 |
|
|
fp = fopen(om->xf_file, "r"); |
| 711 |
|
|
if (fp == NULL) { |
| 712 |
|
|
sprintf(errmsg, |
| 713 |
|
|
"cannot open transform file '%s'", |
| 714 |
|
|
om->xf_file); |
| 715 |
|
|
error(SYSTEM, errmsg); |
| 716 |
|
|
} |
| 717 |
|
|
for (i = 0; i < n; i++) |
| 718 |
|
|
if (fgetline(om->xfs, sizeof(om->xfs), fp) |
| 719 |
|
|
== NULL) { |
| 720 |
|
|
sprintf(errmsg, |
| 721 |
|
|
"too few transforms in file '%s'", |
| 722 |
|
|
om->xf_file); |
| 723 |
|
|
error(USER, errmsg); |
| 724 |
|
|
} |
| 725 |
|
|
fclose(fp); |
| 726 |
|
|
} |
| 727 |
|
|
strcpy(cp=abuf, om->xfs); |
| 728 |
|
|
ac = 0; |
| 729 |
|
|
for ( ; ; ) { |
| 730 |
|
|
while (isspace(*cp)) |
| 731 |
|
|
*cp++ = '\0'; |
| 732 |
|
|
if (!*cp) |
| 733 |
|
|
break; |
| 734 |
|
|
av[ac++] = cp; |
| 735 |
|
|
while (*++cp && !isspace(*cp)) |
| 736 |
|
|
; |
| 737 |
|
|
} |
| 738 |
|
|
av[ac] = NULL; |
| 739 |
|
|
if (xf(&oxf, ac, av) != ac || |
| 740 |
|
|
fabs(oxf.sca) <= FTINY) { |
| 741 |
|
|
sprintf(errmsg, "bad transform args: %s", |
| 742 |
|
|
om->xfs); |
| 743 |
|
|
error(USER, errmsg); |
| 744 |
|
|
} |
| 745 |
|
|
copymat4(om->xfm, oxf.xfm); |
| 746 |
|
|
if (om->prio_file[0]) { |
| 747 |
|
|
fp = fopen(om->prio_file, "r"); |
| 748 |
|
|
if (fp == NULL) { |
| 749 |
|
|
sprintf(errmsg, |
| 750 |
|
|
"cannot open priority file '%s'", |
| 751 |
|
|
om->prio_file); |
| 752 |
|
|
error(SYSTEM, errmsg); |
| 753 |
|
|
} |
| 754 |
|
|
for (i = 0; i < n; i++) |
| 755 |
|
|
if (fgets(abuf, sizeof(abuf), fp) |
| 756 |
|
|
== NULL) { |
| 757 |
|
|
sprintf(errmsg, |
| 758 |
|
|
"too few priorities in file '%s'", |
| 759 |
|
|
om->prio_file); |
| 760 |
|
|
error(USER, errmsg); |
| 761 |
|
|
} |
| 762 |
|
|
fclose(fp); |
| 763 |
|
|
cp = fskip(abuf); |
| 764 |
|
|
if (cp != NULL) |
| 765 |
|
|
while (isspace(*cp)) |
| 766 |
|
|
*cp++ = '\0'; |
| 767 |
|
|
if (cp == NULL || *cp) { |
| 768 |
|
|
sprintf(errmsg, |
| 769 |
|
|
"priority '%s' in file '%s' not a number", |
| 770 |
|
|
abuf, om->prio_file); |
| 771 |
|
|
error(USER, errmsg); |
| 772 |
|
|
} |
| 773 |
|
|
om->prio = atof(abuf); |
| 774 |
|
|
} |
| 775 |
|
|
framestep = (n == om->cfm + 1); |
| 776 |
|
|
om->cfm = n; |
| 777 |
|
|
} |
| 778 |
|
|
/* prepend to parent transform */ |
| 779 |
|
|
if (om->xfs[0]) { |
| 780 |
|
|
i = strlen(om->xfs); |
| 781 |
|
|
if (xfp - i <= xfsbuf) |
| 782 |
|
|
error(INTERNAL, "transform too long in getxf"); |
| 783 |
|
|
cp = om->xfs + i; |
| 784 |
|
|
while (i--) |
| 785 |
|
|
*--xfp = *--cp; |
| 786 |
|
|
*--xfp = ' '; |
| 787 |
|
|
} |
| 788 |
|
|
if (framestep) |
| 789 |
|
|
copymat4(oxf.xfm, om->cxfm); |
| 790 |
|
|
if (om->parent >= 0) { |
| 791 |
|
|
multmat4(om->cxfm, om->xfm, obj_move[om->parent].cxfm); |
| 792 |
|
|
om->cprio = obj_move[om->parent].cprio * om->prio; |
| 793 |
|
|
} else { |
| 794 |
|
|
copymat4(om->cxfm, om->xfm); |
| 795 |
|
|
om->cprio = om->prio; |
| 796 |
|
|
} |
| 797 |
|
|
/* XXX bxfm relies on call order */ |
| 798 |
schorsch |
3.6 |
if (framestep) { |
| 799 |
greg |
3.1 |
if (invmat4(om->bxfm, om->cxfm)) |
| 800 |
|
|
multmat4(om->bxfm, om->bxfm, oxf.xfm); |
| 801 |
|
|
else |
| 802 |
|
|
setident4(om->bxfm); |
| 803 |
schorsch |
3.6 |
} |
| 804 |
greg |
3.1 |
/* all done */ |
| 805 |
|
|
return(xfp); |
| 806 |
|
|
} |
| 807 |
|
|
|
| 808 |
|
|
|
| 809 |
greg |
3.18 |
int |
| 810 |
schorsch |
3.10 |
getmove( /* find matching move object */ |
| 811 |
|
|
OBJECT obj |
| 812 |
|
|
) |
| 813 |
greg |
3.1 |
{ |
| 814 |
|
|
static int lasti; |
| 815 |
|
|
static OBJECT lasto = OVOID; |
| 816 |
|
|
char *onm, *objnm; |
| 817 |
|
|
int len, len2; |
| 818 |
greg |
3.18 |
int i; |
| 819 |
greg |
3.1 |
|
| 820 |
|
|
if (obj == OVOID) |
| 821 |
|
|
return(-1); |
| 822 |
|
|
if (obj == lasto) |
| 823 |
|
|
return(lasti); |
| 824 |
|
|
/* look for matching object */ |
| 825 |
|
|
onm = objptr(obj)->oname; |
| 826 |
|
|
for (i = vdef(MOVE); i--; ) { |
| 827 |
|
|
objnm = obj_move[i].name; |
| 828 |
|
|
len = strlen(objnm); |
| 829 |
|
|
if (!strncmp(onm, objnm, len)) { |
| 830 |
schorsch |
3.7 |
if ((obj_move[i].parent < 0) & (onm[len] == '.')) |
| 831 |
greg |
3.1 |
break; |
| 832 |
|
|
objnm = getobjname(&obj_move[i]) + len; |
| 833 |
|
|
len2 = strlen(objnm); |
| 834 |
|
|
if (!strncmp(onm+len, objnm, len2) && onm[len+len2] == '.') |
| 835 |
|
|
break; |
| 836 |
|
|
} |
| 837 |
|
|
} |
| 838 |
|
|
lasto = obj; /* cache what we found */ |
| 839 |
|
|
return(lasti = i); |
| 840 |
|
|
} |
| 841 |
|
|
|
| 842 |
|
|
|
| 843 |
greg |
3.18 |
double |
| 844 |
schorsch |
3.10 |
obj_prio( /* return priority for object */ |
| 845 |
|
|
OBJECT obj |
| 846 |
|
|
) |
| 847 |
greg |
3.1 |
{ |
| 848 |
|
|
int moi; |
| 849 |
|
|
|
| 850 |
|
|
if (obj == OVOID || (moi = getmove(obj)) < 0) |
| 851 |
|
|
return(1.0); |
| 852 |
|
|
return(obj_move[moi].cprio); |
| 853 |
|
|
} |
| 854 |
|
|
|
| 855 |
|
|
|
| 856 |
schorsch |
3.16 |
#if defined(_WIN32) || defined(_WIN64) |
| 857 |
greg |
3.15 |
/* replacement function for Windoze */ |
| 858 |
|
|
static int |
| 859 |
|
|
gettimeofday(struct timeval *tp, void *dummy) |
| 860 |
|
|
{ |
| 861 |
|
|
FILETIME ft; |
| 862 |
|
|
LARGE_INTEGER li; |
| 863 |
|
|
__int64 t; |
| 864 |
|
|
|
| 865 |
|
|
SYSTEMTIME st; |
| 866 |
|
|
FILETIME ft2; |
| 867 |
|
|
LARGE_INTEGER li2; |
| 868 |
|
|
__int64 t2; |
| 869 |
|
|
|
| 870 |
|
|
st.wYear = 1970; |
| 871 |
|
|
st.wHour = 0; |
| 872 |
|
|
st.wMinute = 0; |
| 873 |
|
|
st.wSecond = 0; |
| 874 |
|
|
st.wMilliseconds = 1; |
| 875 |
|
|
|
| 876 |
|
|
SystemTimeToFileTime(&st, &ft2); |
| 877 |
|
|
li2.LowPart = ft2.dwLowDateTime; |
| 878 |
|
|
li2.HighPart = ft2.dwHighDateTime; |
| 879 |
|
|
t2 = li2.QuadPart; |
| 880 |
|
|
|
| 881 |
|
|
GetSystemTimeAsFileTime(&ft); |
| 882 |
|
|
li.LowPart = ft.dwLowDateTime; |
| 883 |
|
|
li.HighPart = ft.dwHighDateTime; |
| 884 |
|
|
t = li.QuadPart; |
| 885 |
|
|
t -= t2; // From 1970 |
| 886 |
|
|
t /= 10; // In microseconds |
| 887 |
|
|
tp->tv_sec = (long)(t / 1000000); |
| 888 |
|
|
tp->tv_usec = (long)(t % 1000000); |
| 889 |
|
|
return 0; |
| 890 |
|
|
} |
| 891 |
|
|
|
| 892 |
|
|
#endif |
| 893 |
|
|
|
| 894 |
greg |
3.18 |
double |
| 895 |
schorsch |
3.10 |
getTime(void) /* get current time (CPU or real) */ |
| 896 |
greg |
3.1 |
{ |
| 897 |
|
|
struct timeval time_now; |
| 898 |
|
|
/* return CPU time if one process */ |
| 899 |
|
|
if (nprocs == 1) |
| 900 |
|
|
return((double)clock()*(1.0/(double)CLOCKS_PER_SEC)); |
| 901 |
|
|
/* otherwise, return wall time */ |
| 902 |
|
|
gettimeofday(&time_now, NULL); |
| 903 |
|
|
return((double)time_now.tv_sec + 1e-6*(double)time_now.tv_usec); |
| 904 |
|
|
} |
