| 244 |
|
int i; |
| 245 |
|
|
| 246 |
|
for (i = 0; i < 4; i++) { |
| 247 |
< |
if ((pr[i][CIEX] <= CEPS) | (pr[i][CIEY] <= CEPS)) |
| 247 |
> |
if ((pr[i][CIEX] <= -CEPS) | (pr[i][CIEY] <= -CEPS)) |
| 248 |
|
return(0); |
| 249 |
< |
if ((pr[i][CIEX] >= 1.-CEPS) | (pr[i][CIEY] >= 1.-CEPS)) |
| 249 |
> |
if ((pr[i][CIEX] >= 1.+CEPS) | (pr[i][CIEY] >= 1.+CEPS)) |
| 250 |
|
return(0); |
| 251 |
+ |
if (pr[i][CIEX] + pr[i][CIEY] >= 1.+CEPS) |
| 252 |
+ |
return(0); |
| 253 |
|
} |
| 254 |
|
return(1); |
| 255 |
|
} |
| 266 |
|
|
| 267 |
|
if (pr == stdprims) { /* can use xyz2rgbmat */ |
| 268 |
|
cpcolormat(mat, xyz2rgbmat); |
| 269 |
< |
return; |
| 269 |
> |
return(1); |
| 270 |
|
} |
| 271 |
|
if (CEQ(pr[WHT][CIEX],0.) | CEQ(pr[WHT][CIEY],0.)) |
| 272 |
|
return(0); |
| 326 |
|
|
| 327 |
|
if (pr == stdprims) { /* can use rgb2xyzmat */ |
| 328 |
|
cpcolormat(mat, rgb2xyzmat); |
| 329 |
< |
return; |
| 329 |
> |
return(1); |
| 330 |
|
} |
| 331 |
|
if (CEQ(pr[WHT][CIEX],0.) | CEQ(pr[WHT][CIEY],0.)) |
| 332 |
|
return(0); |
| 373 |
|
mat[0][0] = mat[1][1] = mat[2][2] = 1.0; |
| 374 |
|
mat[0][1] = mat[0][2] = mat[1][0] = |
| 375 |
|
mat[1][2] = mat[2][0] = mat[2][1] = 0.0; |
| 376 |
< |
return; |
| 376 |
> |
return(1); |
| 377 |
|
} |
| 378 |
|
if (!comprgb2xyzmat(pr1toxyz, pr1)) |
| 379 |
|
return(0); |
