| 202 |
|
|
| 203 |
|
|
| 204 |
|
int |
| 205 |
+ |
raytirrad( /* irradiance hack */ |
| 206 |
+ |
OBJREC *m, |
| 207 |
+ |
RAY *r |
| 208 |
+ |
) |
| 209 |
+ |
{ |
| 210 |
+ |
if ((ofun[m->otype].flags & (T_M|T_X)) && m->otype != MAT_CLIP) { |
| 211 |
+ |
if (istransp(m->otype) || isBSDFproxy(m)) { |
| 212 |
+ |
raytrans(r); |
| 213 |
+ |
return(1); |
| 214 |
+ |
} |
| 215 |
+ |
if (!islight(m->otype)) |
| 216 |
+ |
return((*ofun[Lamb.otype].funp)(&Lamb, r)); |
| 217 |
+ |
} |
| 218 |
+ |
return(0); /* not a qualifying surface */ |
| 219 |
+ |
} |
| 220 |
+ |
|
| 221 |
+ |
|
| 222 |
+ |
int |
| 223 |
|
rayshade( /* shade ray r with material mod */ |
| 224 |
|
RAY *r, |
| 225 |
|
int mod |
| 226 |
|
) |
| 227 |
|
{ |
| 228 |
+ |
int tst_irrad = do_irrad && !(r->crtype & ~(PRIMARY|TRANS)); |
| 229 |
|
OBJREC *m; |
| 230 |
|
|
| 231 |
|
r->rxt = r->rmt = r->rot; /* preset effective ray length */ |
| 238 |
|
} |
| 239 |
|
******/ |
| 240 |
|
/* hack for irradiance calculation */ |
| 241 |
< |
if (do_irrad && !(r->crtype & ~(PRIMARY|TRANS)) && |
| 242 |
< |
(ofun[m->otype].flags & (T_M|T_X)) && |
| 243 |
< |
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 |
< |
} |
| 241 |
> |
if (tst_irrad && raytirrad(m, r)) |
| 242 |
> |
return(1); |
| 243 |
> |
|
| 244 |
|
if ((*ofun[m->otype].funp)(m, r)) |
| 245 |
|
return(1); /* materials call raytexture() */ |
| 246 |
|
} |
