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path: root/intern/cycles/kernel/closure/bsdf_microfacet.h
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Diffstat (limited to 'intern/cycles/kernel/closure/bsdf_microfacet.h')
-rw-r--r--intern/cycles/kernel/closure/bsdf_microfacet.h64
1 files changed, 32 insertions, 32 deletions
diff --git a/intern/cycles/kernel/closure/bsdf_microfacet.h b/intern/cycles/kernel/closure/bsdf_microfacet.h
index 213135b576d..1e83f04148a 100644
--- a/intern/cycles/kernel/closure/bsdf_microfacet.h
+++ b/intern/cycles/kernel/closure/bsdf_microfacet.h
@@ -243,23 +243,23 @@ ccl_device_forceinline float3 microfacet_sample_stretched(
* Else it is simply white
*/
ccl_device_forceinline float3 reflection_color(const MicrofacetBsdf *bsdf, float3 L, float3 H) {
- float3 F = make_float3(1.0f, 1.0f, 1.0f);
+ float3 F = make_float3(1.0f, 1.0f, 1.0f);
- if(bsdf->extra && bsdf->extra->use_fresnel) {
+ if(bsdf->extra && bsdf->extra->use_fresnel) {
float F0 = fresnel_dielectric_cos(1.0f, bsdf->ior);
F = interpolate_fresnel_color(L, H, bsdf->ior, F0, bsdf->extra->cspec0);
- }
+ }
- return F;
+ return F;
}
ccl_device_forceinline float D_GTR1(float NdotH, float alpha)
{
- if (alpha >= 1.0f) return M_1_PI_F;
+ if (alpha >= 1.0f) return M_1_PI_F;
float alpha2 = alpha*alpha;
- float t = 1.0f + (alpha2 - 1.0f) * NdotH*NdotH;
- return (alpha2 - 1.0f) / (M_1_PI_F * logf(alpha2) * t);
+ float t = 1.0f + (alpha2 - 1.0f) * NdotH*NdotH;
+ return (alpha2 - 1.0f) / (M_1_PI_F * logf(alpha2) * t);
}
/* GGX microfacet with Smith shadow-masking from:
@@ -277,7 +277,7 @@ ccl_device_forceinline float D_GTR1(float NdotH, float alpha)
ccl_device int bsdf_microfacet_ggx_setup(MicrofacetBsdf *bsdf)
{
- bsdf->extra = NULL;
+ bsdf->extra = NULL;
bsdf->alpha_x = saturate(bsdf->alpha_x);
bsdf->alpha_y = bsdf->alpha_x;
@@ -289,12 +289,12 @@ ccl_device int bsdf_microfacet_ggx_setup(MicrofacetBsdf *bsdf)
ccl_device int bsdf_microfacet_ggx_fresnel_setup(MicrofacetBsdf *bsdf)
{
- bsdf->extra->use_fresnel = true;
- bsdf->extra->is_disney_clearcoat = false;
+ bsdf->extra->use_fresnel = true;
+ bsdf->extra->is_disney_clearcoat = false;
- bsdf->extra->cspec0.x = saturate(bsdf->extra->cspec0.x);
- bsdf->extra->cspec0.y = saturate(bsdf->extra->cspec0.y);
- bsdf->extra->cspec0.z = saturate(bsdf->extra->cspec0.z);
+ bsdf->extra->cspec0.x = saturate(bsdf->extra->cspec0.x);
+ bsdf->extra->cspec0.y = saturate(bsdf->extra->cspec0.y);
+ bsdf->extra->cspec0.z = saturate(bsdf->extra->cspec0.z);
bsdf->alpha_x = saturate(bsdf->alpha_x);
bsdf->alpha_y = bsdf->alpha_x;
@@ -306,12 +306,12 @@ ccl_device int bsdf_microfacet_ggx_fresnel_setup(MicrofacetBsdf *bsdf)
ccl_device int bsdf_microfacet_ggx_clearcoat_setup(MicrofacetBsdf *bsdf)
{
- bsdf->extra->use_fresnel = true;
- bsdf->extra->is_disney_clearcoat = true;
+ bsdf->extra->use_fresnel = true;
+ bsdf->extra->is_disney_clearcoat = true;
- bsdf->extra->cspec0.x = saturate(bsdf->extra->cspec0.x);
- bsdf->extra->cspec0.y = saturate(bsdf->extra->cspec0.y);
- bsdf->extra->cspec0.z = saturate(bsdf->extra->cspec0.z);
+ bsdf->extra->cspec0.x = saturate(bsdf->extra->cspec0.x);
+ bsdf->extra->cspec0.y = saturate(bsdf->extra->cspec0.y);
+ bsdf->extra->cspec0.z = saturate(bsdf->extra->cspec0.z);
bsdf->alpha_x = saturate(bsdf->alpha_x);
bsdf->alpha_y = bsdf->alpha_x;
@@ -338,7 +338,7 @@ ccl_device bool bsdf_microfacet_merge(const ShaderClosure *a, const ShaderClosur
ccl_device int bsdf_microfacet_ggx_aniso_setup(MicrofacetBsdf *bsdf)
{
- bsdf->extra = NULL;
+ bsdf->extra = NULL;
bsdf->alpha_x = saturate(bsdf->alpha_x);
bsdf->alpha_y = saturate(bsdf->alpha_y);
@@ -350,12 +350,12 @@ ccl_device int bsdf_microfacet_ggx_aniso_setup(MicrofacetBsdf *bsdf)
ccl_device int bsdf_microfacet_ggx_aniso_fresnel_setup(MicrofacetBsdf *bsdf)
{
- bsdf->extra->use_fresnel = true;
- bsdf->extra->is_disney_clearcoat = false;
+ bsdf->extra->use_fresnel = true;
+ bsdf->extra->is_disney_clearcoat = false;
- bsdf->extra->cspec0.x = saturate(bsdf->extra->cspec0.x);
- bsdf->extra->cspec0.y = saturate(bsdf->extra->cspec0.y);
- bsdf->extra->cspec0.z = saturate(bsdf->extra->cspec0.z);
+ bsdf->extra->cspec0.x = saturate(bsdf->extra->cspec0.x);
+ bsdf->extra->cspec0.y = saturate(bsdf->extra->cspec0.y);
+ bsdf->extra->cspec0.z = saturate(bsdf->extra->cspec0.z);
bsdf->alpha_x = saturate(bsdf->alpha_x);
bsdf->alpha_y = saturate(bsdf->alpha_y);
@@ -367,7 +367,7 @@ ccl_device int bsdf_microfacet_ggx_aniso_fresnel_setup(MicrofacetBsdf *bsdf)
ccl_device int bsdf_microfacet_ggx_refraction_setup(MicrofacetBsdf *bsdf)
{
- bsdf->extra = NULL;
+ bsdf->extra = NULL;
bsdf->alpha_x = saturate(bsdf->alpha_x);
bsdf->alpha_y = bsdf->alpha_x;
@@ -420,7 +420,7 @@ ccl_device float3 bsdf_microfacet_ggx_eval_reflect(const ShaderClosure *sc, cons
/* the alpha value for clearcoat is a fixed 0.25 => alpha2 = 0.25 * 0.25 */
alpha2 = 0.0625f;
- }
+ }
else {
/* use GTR2 otherwise */
D = alpha2 / (M_PI_F * cosThetaM4 * (alpha2 + tanThetaM2) * (alpha2 + tanThetaM2));
@@ -472,7 +472,7 @@ ccl_device float3 bsdf_microfacet_ggx_eval_reflect(const ShaderClosure *sc, cons
/* eq. 20 */
float common = D * 0.25f / cosNO;
- float3 F = reflection_color(bsdf, omega_in, m);
+ float3 F = reflection_color(bsdf, omega_in, m);
if(bsdf->extra && bsdf->extra->is_disney_clearcoat) {
F *= 0.25f * bsdf->extra->clearcoat;
}
@@ -591,11 +591,11 @@ ccl_device int bsdf_microfacet_ggx_sample(KernelGlobals *kg, const ShaderClosure
*pdf = 1e6f;
*eval = make_float3(1e6f, 1e6f, 1e6f);
- /* if fresnel is used, calculate the color with reflection_color(...) */
- if(bsdf->extra && bsdf->extra->use_fresnel) {
+ /* if fresnel is used, calculate the color with reflection_color(...) */
+ if(bsdf->extra && bsdf->extra->use_fresnel) {
*pdf = 1.0f;
*eval = reflection_color(bsdf, *omega_in, m);
- }
+ }
}
else {
/* microfacet normal is visible to this ray */
@@ -621,7 +621,7 @@ ccl_device int bsdf_microfacet_ggx_sample(KernelGlobals *kg, const ShaderClosure
/* recalculate G1o */
G1o = 2 / (1 + safe_sqrtf(1 + alpha2 * (1 - cosNO * cosNO) / (cosNO * cosNO)));
- }
+ }
else {
/* use GTR2 otherwise */
D = alpha2 / (M_PI_F * cosThetaM4 * (alpha2 + tanThetaM2) * (alpha2 + tanThetaM2));
@@ -660,7 +660,7 @@ ccl_device int bsdf_microfacet_ggx_sample(KernelGlobals *kg, const ShaderClosure
float common = (G1o * D) * 0.25f / cosNO;
*pdf = common;
- float3 F = reflection_color(bsdf, *omega_in, m);
+ float3 F = reflection_color(bsdf, *omega_in, m);
if(bsdf->extra && bsdf->extra->is_disney_clearcoat) {
F *= 0.25f * bsdf->extra->clearcoat;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-26 14:15:50 +0300