Page MenuHome
Differential D12801 Diff 43069 intern/cycles/kernel/closure/bsdf.h

Changeset View

Standalone View

View Options

intern/cycles/kernel/closure/bsdf.h

Show First 20 Lines • Show All 122 Lines • ▼ Show 20 Lines
{ {
/* For curves use the smooth normal, particularly for ribbons the geometric /* For curves use the smooth normal, particularly for ribbons the geometric
* normal gives too much darkening otherwise. */ * normal gives too much darkening otherwise. */
int label; int label;
const float3 Ng = (sd->type & PRIMITIVE_ALL_CURVE) ? sc->N : sd->Ng; const float3 Ng = (sd->type & PRIMITIVE_ALL_CURVE) ? sc->N : sd->Ng;
switch (sc->type) { switch (sc->type) {
case CLOSURE_BSDF_DIFFUSE_ID: case CLOSURE_BSDF_DIFFUSE_ID:
case CLOSURE_BSDF_BSSRDF_ID:
label = bsdf_diffuse_sample(sc, label = bsdf_diffuse_sample(sc,
Ng, Ng,
sd->I, sd->I,
sd->dI.dx, sd->dI.dx,
sd->dI.dy, sd->dI.dy,
randu, randu,
randv, randv,
eval, eval,
▲ Show 20 Lines • Show All 256 Lines • ▼ Show 20 Lines case CLOSURE_BSDF_HAIR_TRANSMISSION_ID:
pdf); pdf);
break; break;
case CLOSURE_BSDF_HAIR_PRINCIPLED_ID: case CLOSURE_BSDF_HAIR_PRINCIPLED_ID:
label = bsdf_principled_hair_sample( label = bsdf_principled_hair_sample(
kg, sc, sd, randu, randv, eval, omega_in, &domega_in->dx, &domega_in->dy, pdf); kg, sc, sd, randu, randv, eval, omega_in, &domega_in->dx, &domega_in->dy, pdf);
break; break;
# ifdef __PRINCIPLED__ # ifdef __PRINCIPLED__
case CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID: case CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID:
case CLOSURE_BSDF_BSSRDF_PRINCIPLED_ID:
label = bsdf_principled_diffuse_sample(sc, label = bsdf_principled_diffuse_sample(sc,
Ng, Ng,
sd->I, sd->I,
sd->dI.dx, sd->dI.dx,
sd->dI.dy, sd->dI.dy,
randu, randu,
randv, randv,
eval, eval,
▲ Show 20 Lines • Show All 63 Lines • ▼ Show 20 Lines bsdf_eval(const KernelGlobals *kg,
const bool is_transmission, const bool is_transmission,
float *pdf) float *pdf)
{ {
float3 eval = zero_float3(); float3 eval = zero_float3();
if (!is_transmission) { if (!is_transmission) {
switch (sc->type) { switch (sc->type) {
case CLOSURE_BSDF_DIFFUSE_ID: case CLOSURE_BSDF_DIFFUSE_ID:
case CLOSURE_BSDF_BSSRDF_ID:
eval = bsdf_diffuse_eval_reflect(sc, sd->I, omega_in, pdf); eval = bsdf_diffuse_eval_reflect(sc, sd->I, omega_in, pdf);
break; break;
#ifdef __SVM__ #ifdef __SVM__
case CLOSURE_BSDF_OREN_NAYAR_ID: case CLOSURE_BSDF_OREN_NAYAR_ID:
eval = bsdf_oren_nayar_eval_reflect(sc, sd->I, omega_in, pdf); eval = bsdf_oren_nayar_eval_reflect(sc, sd->I, omega_in, pdf);
break; break;
# ifdef __OSL__ # ifdef __OSL__
case CLOSURE_BSDF_PHONG_RAMP_ID: case CLOSURE_BSDF_PHONG_RAMP_ID:
▲ Show 20 Lines • Show All 52 Lines • ▼ Show 20 Lines# endif
case CLOSURE_BSDF_HAIR_REFLECTION_ID: case CLOSURE_BSDF_HAIR_REFLECTION_ID:
eval = bsdf_hair_reflection_eval_reflect(sc, sd->I, omega_in, pdf); eval = bsdf_hair_reflection_eval_reflect(sc, sd->I, omega_in, pdf);
break; break;
case CLOSURE_BSDF_HAIR_TRANSMISSION_ID: case CLOSURE_BSDF_HAIR_TRANSMISSION_ID:
eval = bsdf_hair_transmission_eval_reflect(sc, sd->I, omega_in, pdf); eval = bsdf_hair_transmission_eval_reflect(sc, sd->I, omega_in, pdf);
break; break;
# ifdef __PRINCIPLED__ # ifdef __PRINCIPLED__
case CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID: case CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID:
case CLOSURE_BSDF_BSSRDF_PRINCIPLED_ID:
eval = bsdf_principled_diffuse_eval_reflect(sc, sd->I, omega_in, pdf); eval = bsdf_principled_diffuse_eval_reflect(sc, sd->I, omega_in, pdf);
break; break;
case CLOSURE_BSDF_PRINCIPLED_SHEEN_ID: case CLOSURE_BSDF_PRINCIPLED_SHEEN_ID:
eval = bsdf_principled_sheen_eval_reflect(sc, sd->I, omega_in, pdf); eval = bsdf_principled_sheen_eval_reflect(sc, sd->I, omega_in, pdf);
break; break;
# endif /* __PRINCIPLED__ */ # endif /* __PRINCIPLED__ */
#endif #endif
default: default:
Show All 9 Lines const float frequency_multiplier =
kernel_tex_fetch(__objects, sd->object).shadow_terminator_shading_offset; kernel_tex_fetch(__objects, sd->object).shadow_terminator_shading_offset;
if (frequency_multiplier > 1.0f) { if (frequency_multiplier > 1.0f) {
eval *= shift_cos_in(dot(omega_in, sc->N), frequency_multiplier); eval *= shift_cos_in(dot(omega_in, sc->N), frequency_multiplier);
} }
} }
else { else {
switch (sc->type) { switch (sc->type) {
case CLOSURE_BSDF_DIFFUSE_ID: case CLOSURE_BSDF_DIFFUSE_ID:
case CLOSURE_BSDF_BSSRDF_ID:
eval = bsdf_diffuse_eval_transmit(sc, sd->I, omega_in, pdf); eval = bsdf_diffuse_eval_transmit(sc, sd->I, omega_in, pdf);
break; break;
#ifdef __SVM__ #ifdef __SVM__
case CLOSURE_BSDF_OREN_NAYAR_ID: case CLOSURE_BSDF_OREN_NAYAR_ID:
eval = bsdf_oren_nayar_eval_transmit(sc, sd->I, omega_in, pdf); eval = bsdf_oren_nayar_eval_transmit(sc, sd->I, omega_in, pdf);
break; break;
case CLOSURE_BSDF_TRANSLUCENT_ID: case CLOSURE_BSDF_TRANSLUCENT_ID:
eval = bsdf_translucent_eval_transmit(sc, sd->I, omega_in, pdf); eval = bsdf_translucent_eval_transmit(sc, sd->I, omega_in, pdf);
▲ Show 20 Lines • Show All 44 Lines • ▼ Show 20 Lines#ifdef __SVM__
case CLOSURE_BSDF_HAIR_REFLECTION_ID: case CLOSURE_BSDF_HAIR_REFLECTION_ID:
eval = bsdf_hair_reflection_eval_transmit(sc, sd->I, omega_in, pdf); eval = bsdf_hair_reflection_eval_transmit(sc, sd->I, omega_in, pdf);
break; break;
case CLOSURE_BSDF_HAIR_TRANSMISSION_ID: case CLOSURE_BSDF_HAIR_TRANSMISSION_ID:
eval = bsdf_hair_transmission_eval_transmit(sc, sd->I, omega_in, pdf); eval = bsdf_hair_transmission_eval_transmit(sc, sd->I, omega_in, pdf);
break; break;
# ifdef __PRINCIPLED__ # ifdef __PRINCIPLED__
case CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID: case CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID:
case CLOSURE_BSDF_BSSRDF_PRINCIPLED_ID:
eval = bsdf_principled_diffuse_eval_transmit(sc, sd->I, omega_in, pdf); eval = bsdf_principled_diffuse_eval_transmit(sc, sd->I, omega_in, pdf);
break; break;
case CLOSURE_BSDF_PRINCIPLED_SHEEN_ID: case CLOSURE_BSDF_PRINCIPLED_SHEEN_ID:
eval = bsdf_principled_sheen_eval_transmit(sc, sd->I, omega_in, pdf); eval = bsdf_principled_sheen_eval_transmit(sc, sd->I, omega_in, pdf);
break; break;
# endif /* __PRINCIPLED__ */ # endif /* __PRINCIPLED__ */
#endif #endif
default: default:
▲ Show 20 Lines • Show All 46 Lines • Show Last 20 Lines