98 |
|
#include "ambient.h" |
99 |
|
#include "otypes.h" |
100 |
|
#include "random.h" |
101 |
+ |
#include "func.h" |
102 |
|
#include "data.h" |
103 |
|
#include "font.h" |
104 |
|
#include "pmapray.h" |
107 |
|
|
108 |
|
char *octname; /* octree name we are given */ |
109 |
|
|
109 |
– |
char *shm_boundary = NULL; /* boundary of shared memory */ |
110 |
– |
|
110 |
|
CUBE thescene; /* our scene */ |
111 |
|
OBJECT nsceneobjs; /* number of objects in our scene */ |
112 |
|
|
118 |
|
|
119 |
|
void (*addobjnotify[8])() = {ambnotify, NULL}; |
120 |
|
|
121 |
+ |
int castonly = 0; /* only doing ray-casting? */ |
122 |
+ |
|
123 |
|
int do_irrad = 0; /* compute irradiance? */ |
124 |
|
|
125 |
|
int rand_samp = 1; /* pure Monte Carlo sampling? */ |
143 |
|
int backvis = 1; /* back face visibility */ |
144 |
|
|
145 |
|
int maxdepth = -10; /* maximum recursion depth */ |
146 |
< |
double minweight = 2e-3; /* minimum ray weight */ |
146 |
> |
double minweight = 1e-4; /* minimum ray weight */ |
147 |
|
|
148 |
|
char *ambfile = NULL; /* ambient file name */ |
149 |
|
COLOR ambval = BLKCOLOR; /* ambient value */ |
180 |
|
/* initialize object types */ |
181 |
|
if (ofun[OBJ_SPHERE].funp == o_default) |
182 |
|
initotypes(); |
183 |
+ |
/* initialize calcomp routines */ |
184 |
+ |
initfunc(); |
185 |
|
/* initialize urand */ |
186 |
|
reset_random(); |
187 |
< |
/* read scene octree */ |
188 |
< |
readoct(octname = otnm, ~(IO_FILES|IO_INFO), &thescene, NULL); |
187 |
> |
/* initialize spectral sampling */ |
188 |
> |
if (setspectrsamp(CNDX, WLPART) < 0) |
189 |
> |
error(USER, "unsupported spectral sampling"); |
190 |
> |
|
191 |
> |
octname = savqstr(otnm); /* read scene octree */ |
192 |
> |
readoct(octname, ~(IO_FILES|IO_INFO), &thescene, NULL); |
193 |
|
nsceneobjs = nobjects; |
194 |
< |
/* PMAP: Init & load photon maps */ |
195 |
< |
ray_init_pmap(); |
196 |
< |
/* find and mark sources */ |
197 |
< |
marksources(); |
198 |
< |
/* initialize ambient calculation */ |
199 |
< |
setambient(); |
200 |
< |
/* ready to go... (almost) */ |
194 |
> |
|
195 |
> |
if (!castonly) { /* any actual ray traversal to do? */ |
196 |
> |
|
197 |
> |
ray_init_pmap(); /* PMAP: set up & load photon maps */ |
198 |
> |
|
199 |
> |
marksources(); /* find and mark sources */ |
200 |
> |
|
201 |
> |
setambient(); /* initialize ambient calculation */ |
202 |
> |
} else |
203 |
> |
distantsources(); /* else mark only distant sources */ |
204 |
|
} |
205 |
|
|
206 |
|
|
228 |
|
donesets(); |
229 |
|
octdone(); |
230 |
|
thescene.cutree = EMPTY; |
231 |
< |
octname = NULL; |
231 |
> |
freeqstr(octname); octname = NULL; |
232 |
|
retainfonts = 0; |
233 |
|
if (freall) { |
234 |
|
freefont(NULL); |
351 |
|
ambincl = rp->ambincl; |
352 |
|
/* update ambient calculation */ |
353 |
|
ambnotify(OVOID); |
354 |
< |
if (thescene.cutree != EMPTY) { |
354 |
> |
if ((thescene.cutree != EMPTY) & !castonly) { |
355 |
|
int newamb = (ambfile == NULL) ? rp->ambfile[0] : |
356 |
|
strcmp(ambfile, rp->ambfile) ; |
357 |
|
|
392 |
|
rp->do_irrad = 0; |
393 |
|
rp->rand_samp = 1; |
394 |
|
rp->dstrsrc = 0.0; |
395 |
< |
rp->shadthresh = .03; |
396 |
< |
rp->shadcert = .75; |
395 |
> |
rp->shadthresh = 0.03; |
396 |
> |
rp->shadcert = 0.75; |
397 |
|
rp->directrelay = 2; |
398 |
|
rp->vspretest = 512; |
399 |
|
rp->directvis = 1; |
402 |
|
setcolor(rp->salbedo, 0., 0., 0.); |
403 |
|
rp->seccg = 0.; |
404 |
|
rp->ssampdist = 0.; |
405 |
< |
rp->specthresh = .15; |
405 |
> |
rp->specthresh = 0.15; |
406 |
|
rp->specjitter = 1.; |
407 |
|
rp->backvis = 1; |
408 |
|
rp->maxdepth = -10; |
409 |
< |
rp->minweight = 2e-3; |
409 |
> |
rp->minweight = 1e-4; |
410 |
|
memset(rp->ambfile, '\0', sizeof(rp->ambfile)); |
411 |
|
setcolor(rp->ambval, 0., 0., 0.); |
412 |
|
rp->ambvwt = 0; |
413 |
|
rp->ambres = 256; |
414 |
< |
rp->ambacc = 0.15; |
414 |
> |
rp->ambacc = 0.1; |
415 |
|
rp->ambdiv = 1024; |
416 |
|
rp->ambssamp = 512; |
417 |
|
rp->ambounce = 0; |