| 273 |
|
for (i = 1024; i--; ) |
| 274 |
|
gamtab[i] = (int)(256.*pow((i+.5)/1024., 1./curgam)); |
| 275 |
|
} |
| 276 |
+ |
if (cs != TM_NOCHROM && tms->flags & TM_F_BW) { /* fill B&W chroma */ |
| 277 |
+ |
int j = 3; |
| 278 |
+ |
while (j--) { |
| 279 |
+ |
const int pv = (tms->cdiv[j]<<8)/TM_BRES; |
| 280 |
+ |
for (i = len; i--; ) |
| 281 |
+ |
cs[3*i + j] = pv; |
| 282 |
+ |
} |
| 283 |
+ |
} |
| 284 |
|
for (i = len; i--; ) { |
| 285 |
|
if (tmNeedMatrix(tms)) { /* get monitor RGB */ |
| 286 |
|
colortrans(cmon, tms->cmat, scan[i]); |
| 297 |
|
if (cmon[RED] < .0f) cmon[RED] = .0f; |
| 298 |
|
if (cmon[GRN] < .0f) cmon[GRN] = .0f; |
| 299 |
|
if (cmon[BLU] < .0f) cmon[BLU] = .0f; |
| 300 |
< |
#endif |
| 293 |
< |
/* world luminance */ |
| 300 |
> |
#endif /* world luminance */ |
| 301 |
|
lum = tms->clf[RED]*cmon[RED] + |
| 302 |
|
tms->clf[GRN]*cmon[GRN] + |
| 303 |
|
tms->clf[BLU]*cmon[BLU] ; |
| 306 |
|
ls[i] = TM_NOBRT; |
| 307 |
|
} else |
| 308 |
|
ls[i] = tmCvLumLUfp(&lum); |
| 309 |
< |
if (cs == TM_NOCHROM) /* no color? */ |
| 310 |
< |
continue; |
| 309 |
> |
if ((cs == TM_NOCHROM) | (tms->flags & TM_F_BW)) |
| 310 |
> |
continue; /* no color */ |
| 311 |
|
if (tms->flags & TM_F_MESOPIC && lum < LMESUPPER) { |
| 312 |
|
slum = scotlum(cmon); /* mesopic adj. */ |
| 313 |
|
if (lum < LMESLOWER) { |
| 324 |
|
cmon[GRN] += d; |
| 325 |
|
cmon[BLU] += d; |
| 326 |
|
} |
| 320 |
– |
} else if (tms->flags & TM_F_BW) { |
| 321 |
– |
int j = 3; |
| 322 |
– |
while (j--) cs[3*i+j] = tms->cdiv[j]/(TM_BRES>>8); |
| 323 |
– |
continue; |
| 327 |
|
} |
| 328 |
|
d = tms->clf[RED]*cmon[RED]/lum; |
| 329 |
|
cs[3*i ] = d>=.999f ? 255 : gamtab[(int)(1024.f*d)]; |
