299 |
|
int nneg = 0; |
300 |
|
int r, c; |
301 |
|
|
302 |
< |
for (r = 0; r < cm->nrows; r++) |
303 |
< |
for (c = 0; c < cm->ncols; c++, mp += 3) { |
302 |
> |
for (c = 0; c < cm->ncols; c++, mp += 3) { |
303 |
> |
float dom = getBSDF_incohm(bsdf,c); |
304 |
> |
FVECT v; |
305 |
> |
|
306 |
> |
if (dom <= .0) { |
307 |
> |
nbadohm++; |
308 |
> |
continue; |
309 |
> |
} |
310 |
> |
if (!getBSDF_incvec(v,bsdf,c) || v[2] > FTINY) |
311 |
> |
error(USER, "illegal incoming BTDF direction"); |
312 |
> |
dom *= -v[2]; |
313 |
> |
|
314 |
> |
for (r = 0; r < cm->nrows; r++) { |
315 |
|
float f = BSDF_value(bsdf,c,r); |
316 |
< |
float dom = getBSDF_incohm(bsdf,c); |
306 |
< |
FVECT v; |
307 |
< |
|
316 |
> |
|
317 |
|
if (f <= .0) { |
318 |
|
nneg += (f < -FTINY); |
319 |
|
continue; |
320 |
|
} |
321 |
< |
if (dom <= .0) { |
313 |
< |
nbadohm++; |
314 |
< |
continue; |
315 |
< |
} |
316 |
< |
if (!getBSDF_incvec(v,bsdf,c) || v[2] > FTINY) |
317 |
< |
error(USER, "illegal incoming BTDF direction"); |
318 |
< |
|
319 |
< |
mp[0] = mp[1] = mp[2] = f * dom * -v[2]; |
321 |
> |
mp[0] = mp[1] = mp[2] = f * dom; |
322 |
|
} |
323 |
+ |
} |
324 |
|
if (nneg || nbadohm) { |
325 |
|
sprintf(errmsg, |
326 |
|
"BTDF has %d negatives and %d bad incoming solid angles", |