| 158 |
|
OBJREC *srcMod = objptr(sp -> so -> omod); |
| 159 |
|
MODCONT *srcContrib = (MODCONT*)lu_find(pmap -> srcContrib, |
| 160 |
|
srcMod -> oname) -> data; |
| 161 |
< |
|
| 162 |
< |
if (srcContrib) { |
| 163 |
< |
/* Photon's emitting light source has modifier whose |
| 164 |
< |
* contributions are sought */ |
| 165 |
< |
double srcBinReal; |
| 166 |
< |
int srcBin; |
| 167 |
< |
RAY srcRay; |
| 161 |
> |
if (!srcContrib) |
| 162 |
> |
continue; |
| 163 |
|
|
| 164 |
< |
if (srcContrib -> binv -> type != NUM) { |
| 165 |
< |
/* Use intersection function to set shadow ray parameters |
| 166 |
< |
*/ |
| 167 |
< |
rayorigin(&srcRay, SHADOW, NULL, NULL); |
| 168 |
< |
srcRay.rsrc = primary -> srcIdx; |
| 169 |
< |
VCOPY(srcRay.rorg, primary -> pos); |
| 170 |
< |
VCOPY(srcRay.rdir, primary -> dir); |
| 171 |
< |
if (!(source [primary -> srcIdx].sflags & SDISTANT ? |
| 164 |
> |
/* Photon's emitting light source has modifier whose |
| 165 |
> |
* contributions are sought */ |
| 166 |
> |
double srcBinReal; |
| 167 |
> |
int srcBin; |
| 168 |
> |
RAY srcRay; |
| 169 |
> |
|
| 170 |
> |
if (srcContrib -> binv -> type != NUM) { |
| 171 |
> |
/* Use intersection function to set shadow ray parameters |
| 172 |
> |
* if it's not simply a constant |
| 173 |
> |
*/ |
| 174 |
> |
rayorigin(&srcRay, SHADOW, NULL, NULL); |
| 175 |
> |
srcRay.rsrc = primary -> srcIdx; |
| 176 |
> |
VCOPY(srcRay.rorg, primary -> pos); |
| 177 |
> |
VCOPY(srcRay.rdir, primary -> dir); |
| 178 |
> |
if (!(source [primary -> srcIdx].sflags & SDISTANT ? |
| 179 |
|
sourcehit(&srcRay) : |
| 180 |
|
(*ofun[sp -> so -> otype].funp)(sp -> so, &srcRay))) |
| 181 |
< |
continue; /* XXX shouldn't happen! */ |
| 182 |
< |
worldfunc(RCCONTEXT, &srcRay); |
| 183 |
< |
set_eparams((char *)srcContrib -> params); |
| 184 |
< |
} |
| 185 |
< |
if ((srcBinReal = evalue(srcContrib -> binv)) < -.5) |
| 186 |
< |
continue; /* silently ignore negative bins */ |
| 181 |
> |
continue; /* XXX shouldn't happen! */ |
| 182 |
> |
worldfunc(RCCONTEXT, &srcRay); |
| 183 |
> |
set_eparams((char *)srcContrib -> params); |
| 184 |
> |
} |
| 185 |
> |
|
| 186 |
> |
if ((srcBinReal = evalue(srcContrib -> binv)) < -.5) |
| 187 |
> |
continue; /* silently ignore negative bins */ |
| 188 |
|
|
| 189 |
< |
if ((srcBin = srcBinReal + .5) >= srcContrib -> nbins) { |
| 190 |
< |
error(WARNING, "bad bin number (ignored)"); |
| 191 |
< |
continue; |
| 192 |
< |
} |
| 189 |
> |
if ((srcBin = srcBinReal + .5) >= srcContrib -> nbins) { |
| 190 |
> |
error(WARNING, "bad bin number (ignored)"); |
| 191 |
> |
continue; |
| 192 |
> |
} |
| 193 |
|
|
| 194 |
< |
if (!contrib) { |
| 195 |
< |
/* Ray coefficient mode; normalise by light source radiance |
| 196 |
< |
* after applying distrib pattern */ |
| 197 |
< |
int j; |
| 198 |
< |
raytexture(ray, srcMod -> omod); |
| 199 |
< |
setcolor(ray -> rcol, srcMod -> oargs.farg [0], |
| 194 |
> |
if (!contrib) { |
| 195 |
> |
/* Ray coefficient mode; normalise by light source radiance |
| 196 |
> |
* after applying distrib pattern */ |
| 197 |
> |
int j; |
| 198 |
> |
raytexture(ray, srcMod -> omod); |
| 199 |
> |
setcolor(ray -> rcol, srcMod -> oargs.farg [0], |
| 200 |
|
srcMod -> oargs.farg [1], srcMod -> oargs.farg [2]); |
| 201 |
< |
multcolor(ray -> rcol, ray -> pcol); |
| 202 |
< |
for (j = 0; j < 3; j++) |
| 203 |
< |
flux [j] = ray -> rcol [j] ? flux [j] / ray -> rcol [j] |
| 201 |
> |
multcolor(ray -> rcol, ray -> pcol); |
| 202 |
> |
for (j = 0; j < 3; j++) |
| 203 |
> |
flux [j] = ray -> rcol [j] ? flux [j] / ray -> rcol [j] |
| 204 |
|
: 0; |
| 205 |
< |
} |
| 205 |
> |
} |
| 206 |
|
|
| 207 |
< |
multcolor(flux, rayCoeff); |
| 208 |
< |
addcolor(srcContrib -> cbin [srcBin], flux); |
| 206 |
< |
} |
| 207 |
< |
else fprintf(stderr, "Skipped contrib from %s\n", srcMod -> oname); |
| 207 |
> |
multcolor(flux, rayCoeff); |
| 208 |
> |
addcolor(srcContrib -> cbin [srcBin], flux); |
| 209 |
|
} |
| 210 |
|
} |
| 211 |
|
|
