| 81 |
|
typedef const struct { |
| 82 |
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/* return non-diffuse BSDF */ |
| 83 |
|
int (*getBSDFs)(float coef[SDmaxCh], const FVECT outVec, |
| 84 |
< |
const FVECT inVec, const void *dist); |
| 84 |
> |
const FVECT inVec, SDComponent *sdc); |
| 85 |
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/* query non-diffuse PSA for vector */ |
| 86 |
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SDError (*queryProjSA)(double *psa, const FVECT v1, |
| 87 |
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const RREAL *v2, int qflags, |
| 88 |
< |
const void *dist); |
| 88 |
> |
SDComponent *sdc); |
| 89 |
|
/* get cumulative distribution */ |
| 90 |
|
const SDCDst *(*getCDist)(const FVECT inVec, SDComponent *sdc); |
| 91 |
|
/* sample cumulative distribution */ |
| 92 |
< |
SDError (*sampCDist)(FVECT outVec, double randX, |
| 92 |
> |
SDError (*sampCDist)(FVECT ioVec, double randX, |
| 93 |
|
const SDCDst *cdp); |
| 94 |
|
/* free a spectral BSDF component */ |
| 95 |
|
void (*freeSC)(void *dist); |
| 171 |
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extern void SDfreeCumulativeCache(SDSpectralDF *df); |
| 172 |
|
|
| 173 |
|
/* Sample an individual BSDF component */ |
| 174 |
< |
extern SDError SDsampComponent(SDValue *sv, FVECT outVec, |
| 175 |
< |
const FVECT inVec, double randX, |
| 176 |
< |
SDComponent *sdc); |
| 174 |
> |
extern SDError SDsampComponent(SDValue *sv, FVECT ioVec, |
| 175 |
> |
double randX, SDComponent *sdc); |
| 176 |
|
|
| 177 |
|
/* Convert 1-dimensional random variable to N-dimensional */ |
| 178 |
|
extern void SDmultiSamp(double t[], int n, double randX); |
| 209 |
|
int sflags, const SDData *sd); |
| 210 |
|
|
| 211 |
|
/* Sample BSDF direction based on the given random variable */ |
| 212 |
< |
extern SDError SDsampBSDF(SDValue *sv, FVECT outVec, |
| 214 |
< |
const FVECT inVec, double randX, |
| 212 |
> |
extern SDError SDsampBSDF(SDValue *sv, FVECT ioVec, double randX, |
| 213 |
|
int sflags, const SDData *sd); |
| 214 |
|
|
| 215 |
|
/***************************************************************** |