| 171 |
|
|
| 172 |
|
if (v == NULL) |
| 173 |
|
return -1; |
| 174 |
< |
if ((v[2] < 0) | (v[2] > 1.)) |
| 174 |
> |
if ((v[2] < 0) | (v[2] > 1.00001)) |
| 175 |
|
return -1; |
| 176 |
|
pol = 180.0/M_PI*Acos(v[2]); |
| 177 |
|
azi = 180.0/M_PI*atan2(v[1], v[0]); |
| 295 |
|
mBSDF_color(float coef[], const SDMat *dp, int i, int o) |
| 296 |
|
{ |
| 297 |
|
C_COLOR cxy; |
| 298 |
+ |
double d; |
| 299 |
|
|
| 300 |
|
coef[0] = mBSDF_value(dp, o, i); |
| 301 |
+ |
/* position-specific perturbation */ |
| 302 |
+ |
d = 2*dp->ninc/(i + .22545) + 4*dp->nout/(o + .70281); |
| 303 |
+ |
d -= (int)d; |
| 304 |
+ |
coef[0] *= 1. + 6e-4*(d - .5); |
| 305 |
|
if (dp->chroma == NULL) |
| 306 |
|
return 1; /* grayscale */ |
| 307 |
|
|
| 714 |
|
/* separate diffuse components */ |
| 715 |
|
sd->rf = extract_diffuse(&sd->rLambFront, sd->rf); |
| 716 |
|
sd->rb = extract_diffuse(&sd->rLambBack, sd->rb); |
| 717 |
< |
if (sd->tb != NULL) |
| 718 |
< |
sd->tb = extract_diffuse(&sd->tLamb, sd->tb); |
| 719 |
< |
if (sd->tf != NULL) |
| 720 |
< |
sd->tf = extract_diffuse(&sd->tLamb, sd->tf); |
| 717 |
> |
sd->tf = extract_diffuse(&sd->tLambFront, sd->tf); |
| 718 |
> |
if (sd->tb != NULL) { |
| 719 |
> |
sd->tb = extract_diffuse(&sd->tLambBack, sd->tb); |
| 720 |
> |
if (sd->tf == NULL) |
| 721 |
> |
sd->tLambFront = sd->tLambBack; |
| 722 |
> |
} else if (sd->tf != NULL) |
| 723 |
> |
sd->tLambBack = sd->tLambFront; |
| 724 |
|
/* return success */ |
| 725 |
|
return SDEnone; |
| 726 |
|
} |
| 727 |
|
|
| 728 |
|
/* Get Matrix BSDF value */ |
| 729 |
|
static int |
| 730 |
< |
SDgetMtxBSDF(float coef[SDmaxCh], const FVECT outVec, |
| 731 |
< |
const FVECT inVec, SDComponent *sdc) |
| 730 |
> |
SDgetMtxBSDF(float coef[SDmaxCh], const FVECT inVec, |
| 731 |
> |
const FVECT outVec, SDComponent *sdc) |
| 732 |
|
{ |
| 733 |
|
const SDMat *dp; |
| 734 |
|
int i_ndx, o_ndx; |
