2 |
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static const char RCSid[] = "$Id$"; |
3 |
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#endif |
4 |
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5 |
+ |
|
6 |
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/* |
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====================================================================== |
8 |
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Photon map generator |
18 |
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*/ |
19 |
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20 |
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20 |
– |
|
21 |
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#include "pmap.h" |
22 |
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#include "pmapmat.h" |
23 |
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#include "pmapcontrib.h" |
30 |
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#include <sys/stat.h> |
31 |
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32 |
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33 |
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|
33 |
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extern char VersionID []; |
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37 |
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|
36 |
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char* progname; /* argv[0] */ |
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int dimlist [MAXDIM]; /* sampling dimensions */ |
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int ndims = 0; /* number of sampling dimenshunns */ |
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#endif |
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57 |
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60 |
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|
58 |
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/* Dummies for linkage */ |
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60 |
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COLOR ambval = BLKCOLOR; |
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char *shm_boundary = NULL, *ambfile = NULL, *RCCONTEXT = NULL; |
68 |
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void (*trace)() = NULL, (*addobjnotify [])() = {ambnotify, NULL}; |
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73 |
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|
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void printdefaults() |
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/* print default values to stdout */ |
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puts("-apc file nPhotons\t\t# caustic photon map"); |
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puts("-apd file nPhotons\t\t# direct photon map"); |
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puts("-app file nPhotons bwidth\t# precomputed global photon map"); |
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#if 0 |
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/* Hide this option as most likely useless and confusing to user */ |
84 |
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puts("-appb file nPhotons minBw maxBw\t# precomp bias comp global pmap"); |
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#endif |
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puts("-apv file nPhotons\t\t# volume photon map"); |
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puts("-apC file nPhotons\t\t# contribution photon map"); |
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|
93 |
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printf("-dp %.1f\t\t\t# PDF samples / sr\n", pdfSamples); |
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printf("-ds %f\t\t\t# source partition size ratio\n", srcsizerat); |
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printf("-e %s\t\t\t# diagnostics output file\n", diagFile); |
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printf(clobber ? "-fo+\t\t\t\t# force overwrite" |
96 |
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printf(clobber ? "-fo+\t\t\t\t# force overwrite\n" |
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: "-fo-\t\t\t\t# do not overwrite\n"); |
106 |
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#if 0 |
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/* Heap size increment now fixed & defined by macro in pmapkdt.c */ |
108 |
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printf("-i %-9ld\t\t\t# photon heap size increment\n", |
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photonHeapSizeInc); |
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#endif |
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printf("-ma %.2f %.2f %.2f\t\t# scattering albedo\n", |
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colval(salbedo,RED), colval(salbedo,GRN), colval(salbedo,BLU)); |
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printf("-me %.2e %.2e %.2e\t# extinction coefficient\n", |
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colval(cextinction,RED), colval(cextinction,GRN), |
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colval(cextinction,BLU)); |
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printf("-mg %.2f\t\t\t# scattering eccentricity\n", seccg); |
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#if NIX |
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/* Multiprocessing on NIX only */ |
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printf("-n %d\t\t\t\t# number of parallel processes\n", nproc); |
107 |
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#endif |
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printf("-t %-9d\t\t\t# time between reports\n", photonRepTime); |
109 |
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109 |
> |
printf(verbose ? "-v+\t\t\t\t# verbose console output\n" |
110 |
> |
: "-v-\t\t\t\t# terse console output\n"); |
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#ifdef PMAP_ROI |
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/* Ziss option for ze egg-spurtz only! */ |
113 |
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printf("-api \t%.0e %.0e %.0e\n\t%.0e %.0e %.0e\t# region of interest\n", |
123 |
< |
pmapROI [0], pmapROI [1], pmapROI [2], pmapROI [3], |
124 |
< |
pmapROI [4], pmapROI [5]); |
113 |
> |
puts("-api xmin ymin zmin\n xmax ymax zmax\t\t# region of interest"); |
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#endif |
126 |
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|
115 |
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#ifdef EVALDRC_HACK |
116 |
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/* ... and ziss one... */ |
117 |
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puts("-A\t\t\t\t# angular source file"); |
119 |
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} |
120 |
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121 |
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134 |
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135 |
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int main (int argc, char* argv []) |
123 |
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{ |
124 |
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#define check(ol, al) if (argv [i][ol] || \ |
186 |
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187 |
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else if (!strcmp(argv [i] + 2, "pm")) { |
188 |
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/* Max photon bounces */ |
189 |
< |
check(4, "i"); |
189 |
> |
check(4, "i"); |
190 |
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photonMaxBounce = atol(argv [++i]); |
191 |
< |
if (!photonMaxBounce) |
192 |
< |
goto badopt; |
191 |
> |
if (photonMaxBounce <= 0) |
192 |
> |
error(USER, "max photon bounces must be > 0"); |
193 |
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} |
194 |
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195 |
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else if (!strcmp(argv [i] + 2, "pp")) { |
206 |
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goto badopt; |
207 |
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} |
208 |
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223 |
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#if 0 |
224 |
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else if (!strcmp(argv [i] + 2, "ppb")) { |
225 |
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/* Precomputed global photon map + bias comp. */ |
226 |
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check(5, "ssii"); |
227 |
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preCompPmapParams.fileName = argv [++i]; |
228 |
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preCompPmapParams.distribTarget = |
229 |
– |
parseMultiplier(argv [++i]); |
230 |
– |
if (!preCompPmapParams.distribTarget) |
231 |
– |
goto badopt; |
232 |
– |
preCompPmapParams.minGather = atoi(argv [++i]); |
233 |
– |
preCompPmapParams.maxGather = atoi(argv [++i]); |
234 |
– |
if (!preCompPmapParams.minGather || |
235 |
– |
preCompPmapParams.minGather >= |
236 |
– |
preCompPmapParams.maxGather) |
237 |
– |
goto badopt; |
238 |
– |
} |
239 |
– |
#endif |
240 |
– |
|
209 |
|
else if (!strcmp(argv [i] + 2, "pc")) { |
210 |
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/* Caustic photon map */ |
211 |
|
check(4, "ss"); |
252 |
|
preDistrib = atof(argv [++i]); |
253 |
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if (preDistrib <= 0) |
254 |
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error(USER, "predistribution factor must be > 0"); |
255 |
< |
} |
255 |
> |
} |
256 |
> |
|
257 |
> |
else if (!strcmp(argv [i] + 2, "pM")) { |
258 |
> |
/* Max predistribution passes */ |
259 |
> |
check(4, "i"); |
260 |
> |
maxPreDistrib = atoi(argv [++i]); |
261 |
> |
if (maxPreDistrib <= 0) |
262 |
> |
error(USER, "max predistribution passes must be > 0"); |
263 |
> |
} |
264 |
|
|
265 |
|
#ifdef PMAP_ROI |
266 |
< |
/* Region of interest; ziss option for ze egg-spurtz only! */ |
266 |
> |
/* Add region of interest; for ze egg-spurtz only! */ |
267 |
|
else if (!strcmp(argv [i] + 2, "pi")) { |
268 |
< |
int j; |
268 |
> |
unsigned j, n = pmapNumROI; |
269 |
|
check(4, "ffffff"); |
270 |
< |
for (j = 0; j < 6; j++) |
271 |
< |
pmapROI [j] = atof(argv [++i]); |
272 |
< |
} |
270 |
> |
|
271 |
> |
pmapROI = realloc(pmapROI, |
272 |
> |
++pmapNumROI * sizeof(PhotonMapROI)); |
273 |
> |
if (!pmapROI) |
274 |
> |
error(SYSTEM, "failed to allocate ROI"); |
275 |
> |
|
276 |
> |
pmapROI [n].min [0] = atof(argv [++i]); |
277 |
> |
pmapROI [n].min [1] = atof(argv [++i]); |
278 |
> |
pmapROI [n].min [2] = atof(argv [++i]); |
279 |
> |
pmapROI [n].max [0] = atof(argv [++i]); |
280 |
> |
pmapROI [n].max [1] = atof(argv [++i]); |
281 |
> |
pmapROI [n].max [2] = atof(argv [++i]); |
282 |
> |
|
283 |
> |
for (j = 0; j < 3; j++) |
284 |
> |
if (pmapROI [n].min [j] >= pmapROI [n].max [j]) |
285 |
> |
error(USER, |
286 |
> |
"invalid region of interest (swapped min/max?)"); |
287 |
> |
} |
288 |
|
#endif |
289 |
|
|
290 |
|
else if (!strcmp(argv [i] + 2, "pP")) { |
307 |
|
} |
308 |
|
|
309 |
|
if (argv[i][3] == 'O') { |
310 |
< |
/* Get port modifiers file */ |
310 |
> |
/* Get port modifiers from file */ |
311 |
|
rval = wordfile(portLp, AMBLLEN-(portLp-amblist), |
312 |
|
getpath(argv [++i], getrlibpath(), R_OK)); |
313 |
|
|
401 |
|
else goto badopt; |
402 |
|
break; |
403 |
|
|
413 |
– |
#if 0 |
414 |
– |
/* Heap size increment now fixed & defined by macro in pmapkdt.c */ |
415 |
– |
case 'i': /* Photon heap size increment */ |
416 |
– |
check(2, "i"); |
417 |
– |
photonHeapSizeInc = atol(argv [++i]); |
418 |
– |
break; |
419 |
– |
#endif |
420 |
– |
|
404 |
|
case 'm': /* Medium */ |
405 |
|
switch (argv[i][2]) { |
406 |
|
case 'e': /* Eggs-tinction coefficient */ |
425 |
|
default: goto badopt; |
426 |
|
} |
427 |
|
break; |
428 |
< |
|
429 |
< |
case 'n': /* Num parallel processes */ |
428 |
> |
#if NIX |
429 |
> |
case 'n': /* Num parallel processes (NIX only) */ |
430 |
|
check(2, "i"); |
431 |
|
nproc = atoi(argv [++i]); |
432 |
|
|
435 |
|
sprintf(errmsg, "too many parallel processes, clamping to " |
436 |
|
"%d\n", nproc); |
437 |
|
error(WARNING, errmsg); |
438 |
< |
} |
456 |
< |
|
438 |
> |
} |
439 |
|
break; |
440 |
< |
|
440 |
> |
#endif |
441 |
|
case 't': /* Timer */ |
442 |
|
check(2, "i"); |
443 |
|
photonRepTime = atoi(argv [++i]); |
444 |
|
break; |
445 |
< |
|
445 |
> |
|
446 |
> |
case 'v': /* Verbosity */ |
447 |
> |
check_bool(2, verbose); |
448 |
> |
break; |
449 |
|
#ifdef EVALDRC_HACK |
450 |
|
case 'A': /* Angular source file */ |
451 |
|
check(2,"s"); |
452 |
|
angsrcfile = argv[++i]; |
453 |
|
break; |
454 |
< |
#endif |
470 |
< |
|
454 |
> |
#endif |
455 |
|
default: goto badopt; |
456 |
|
} |
457 |
|
} |
491 |
|
error(USER, "no photon maps specified"); |
492 |
|
|
493 |
|
readoct(octname, loadflags, &thescene, NULL); |
510 |
– |
|
494 |
|
#ifdef EVALDRC_HACK |
495 |
|
if (angsrcfile) |
496 |
|
readobj(angsrcfile); /* load angular sources */ |
497 |
< |
#endif |
515 |
< |
|
497 |
> |
#endif |
498 |
|
nsceneobjs = nobjects; |
499 |
|
|
500 |
|
/* Get sources */ |