195 |
|
rayorigin(&tr, TRANS, r, NULL); /* always continue */ |
196 |
|
VCOPY(tr.rdir, r->rdir); |
197 |
|
rayvalue(&tr); |
198 |
+ |
copycolor(r->mcol, tr.mcol); |
199 |
|
copycolor(r->rcol, tr.rcol); |
200 |
|
r->rmt = r->rot + tr.rmt; |
201 |
|
r->rxt = r->rot + tr.rxt; |
203 |
|
|
204 |
|
|
205 |
|
int |
206 |
+ |
raytirrad( /* irradiance hack */ |
207 |
+ |
OBJREC *m, |
208 |
+ |
RAY *r |
209 |
+ |
) |
210 |
+ |
{ |
211 |
+ |
if (ofun[m->otype].flags & (T_M|T_X) && m->otype != MAT_CLIP) { |
212 |
+ |
if (istransp(m->otype) || isBSDFproxy(m)) { |
213 |
+ |
raytrans(r); |
214 |
+ |
return(1); |
215 |
+ |
} |
216 |
+ |
if (!islight(m->otype)) |
217 |
+ |
return((*ofun[Lamb.otype].funp)(&Lamb, r)); |
218 |
+ |
} |
219 |
+ |
return(0); /* not a qualifying surface */ |
220 |
+ |
} |
221 |
+ |
|
222 |
+ |
|
223 |
+ |
int |
224 |
|
rayshade( /* shade ray r with material mod */ |
225 |
|
RAY *r, |
226 |
|
int mod |
227 |
|
) |
228 |
|
{ |
229 |
+ |
int tst_irrad = do_irrad && !(r->crtype & ~(PRIMARY|TRANS)); |
230 |
|
OBJREC *m; |
231 |
|
|
232 |
|
r->rxt = r->rmt = r->rot; /* preset effective ray length */ |
239 |
|
} |
240 |
|
******/ |
241 |
|
/* hack for irradiance calculation */ |
242 |
< |
if (do_irrad && !(r->crtype & ~(PRIMARY|TRANS)) && |
243 |
< |
(ofun[m->otype].flags & (T_M|T_X)) && |
244 |
< |
m->otype != MAT_CLIP) { |
225 |
< |
if (istransp(m->otype) || isBSDFproxy(m)) { |
226 |
< |
raytrans(r); |
227 |
< |
return(1); |
228 |
< |
} |
229 |
< |
if (!islight(m->otype)) |
230 |
< |
m = &Lamb; |
231 |
< |
} |
242 |
> |
if (tst_irrad && raytirrad(m, r)) |
243 |
> |
return(1); |
244 |
> |
|
245 |
|
if ((*ofun[m->otype].funp)(m, r)) |
246 |
|
return(1); /* materials call raytexture() */ |
247 |
|
} |
368 |
|
scalecolor(br.rcol, 1.0-coef); |
369 |
|
copycolor(r->rcol, fr.rcol); |
370 |
|
addcolor(r->rcol, br.rcol); |
371 |
+ |
scalecolor(fr.mcol, coef); |
372 |
+ |
scalecolor(br.mcol, 1.0-coef); |
373 |
+ |
copycolor(r->mcol, fr.mcol); |
374 |
+ |
addcolor(r->mcol, br.mcol); |
375 |
|
mfore = bright(fr.mcol); mback = bright(br.mcol); |
376 |
|
r->rmt = mfore > mback ? fr.rmt : br.rmt; |
377 |
|
r->rxt = bright(fr.rcol)-mfore > bright(br.rcol)-mback ? |