| 399 |
|
SDSpectralDF *df; |
| 400 |
|
SDMat *dp; |
| 401 |
|
char *sdata; |
| 402 |
– |
int tfront; |
| 402 |
|
int inbi, outbi; |
| 403 |
|
int i; |
| 404 |
|
/* allocate BSDF component */ |
| 407 |
|
return RC_FAIL; |
| 408 |
|
/* |
| 409 |
|
* Remember that front and back are reversed from WINDOW 6 orientations |
| 411 |
– |
* Favor their "Front" (incoming light) since that's more often valid |
| 410 |
|
*/ |
| 411 |
< |
tfront = !strcasecmp(sdata, "Transmission Back"); |
| 412 |
< |
if (!strcasecmp(sdata, "Transmission Front") || |
| 413 |
< |
tfront & (sd->tf == NULL)) { |
| 411 |
> |
if (!strcasecmp(sdata, "Transmission Front")) { |
| 412 |
> |
if (sd->tb != NULL) |
| 413 |
> |
SDfreeSpectralDF(sd->tb); |
| 414 |
> |
if ((sd->tb = SDnewSpectralDF(1)) == NULL) |
| 415 |
> |
return RC_MEMERR; |
| 416 |
> |
df = sd->tb; |
| 417 |
> |
} else if (!strcasecmp(sdata, "Transmission Back")) { |
| 418 |
|
if (sd->tf != NULL) |
| 419 |
|
SDfreeSpectralDF(sd->tf); |
| 420 |
|
if ((sd->tf = SDnewSpectralDF(1)) == NULL) |
| 421 |
|
return RC_MEMERR; |
| 422 |
|
df = sd->tf; |
| 423 |
|
} else if (!strcasecmp(sdata, "Reflection Front")) { |
| 424 |
< |
if (sd->rb != NULL) /* note back-front reversal */ |
| 424 |
> |
if (sd->rb != NULL) |
| 425 |
|
SDfreeSpectralDF(sd->rb); |
| 426 |
|
if ((sd->rb = SDnewSpectralDF(1)) == NULL) |
| 427 |
|
return RC_MEMERR; |
| 428 |
|
df = sd->rb; |
| 429 |
|
} else if (!strcasecmp(sdata, "Reflection Back")) { |
| 430 |
< |
if (sd->rf != NULL) /* note front-back reversal */ |
| 430 |
> |
if (sd->rf != NULL) |
| 431 |
|
SDfreeSpectralDF(sd->rf); |
| 432 |
|
if ((sd->rf = SDnewSpectralDF(1)) == NULL) |
| 433 |
|
return RC_MEMERR; |
| 469 |
|
dp->ib_priv = &abase_list[inbi]; |
| 470 |
|
dp->ob_priv = &abase_list[outbi]; |
| 471 |
|
if (df == sd->tf) { |
| 472 |
< |
if (tfront) { |
| 473 |
< |
dp->ib_vec = &fi_getvec; |
| 474 |
< |
dp->ib_ndx = &fi_getndx; |
| 475 |
< |
dp->ob_vec = &bo_getvec; |
| 476 |
< |
dp->ob_ndx = &bo_getndx; |
| 477 |
< |
} else { |
| 478 |
< |
dp->ib_vec = &bi_getvec; |
| 479 |
< |
dp->ib_ndx = &bi_getndx; |
| 480 |
< |
dp->ob_vec = &fo_getvec; |
| 479 |
< |
dp->ob_ndx = &fo_getndx; |
| 480 |
< |
} |
| 472 |
> |
dp->ib_vec = &fi_getvec; |
| 473 |
> |
dp->ib_ndx = &fi_getndx; |
| 474 |
> |
dp->ob_vec = &bo_getvec; |
| 475 |
> |
dp->ob_ndx = &bo_getndx; |
| 476 |
> |
} else if (df == sd->tb) { |
| 477 |
> |
dp->ib_vec = &bi_getvec; |
| 478 |
> |
dp->ib_ndx = &bi_getndx; |
| 479 |
> |
dp->ob_vec = &fo_getvec; |
| 480 |
> |
dp->ob_ndx = &fo_getndx; |
| 481 |
|
} else if (df == sd->rf) { |
| 482 |
|
dp->ib_vec = &fi_getvec; |
| 483 |
|
dp->ib_ndx = &fi_getndx; |
| 616 |
|
/* separate diffuse components */ |
| 617 |
|
extract_diffuse(&sd->rLambFront, sd->rf); |
| 618 |
|
extract_diffuse(&sd->rLambBack, sd->rb); |
| 619 |
< |
extract_diffuse(&sd->tLamb, sd->tf); |
| 619 |
> |
extract_diffuse(&sd->tLamb, (sd->tf != NULL) ? sd->tf : sd->tb); |
| 620 |
|
/* return success */ |
| 621 |
|
return SDEnone; |
| 622 |
|
} |
