diff options
Diffstat (limited to 'intern/cycles/kernel/closure/bsdf_microfacet.h')
| -rw-r--r-- | intern/cycles/kernel/closure/bsdf_microfacet.h | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/intern/cycles/kernel/closure/bsdf_microfacet.h b/intern/cycles/kernel/closure/bsdf_microfacet.h index a564b99e759..019ec105111 100644 --- a/intern/cycles/kernel/closure/bsdf_microfacet.h +++ b/intern/cycles/kernel/closure/bsdf_microfacet.h @@ -199,12 +199,6 @@ __device int bsdf_microfacet_ggx_sample(const ShaderClosure *sc, float3 Ng, floa #ifdef __RAY_DIFFERENTIALS__ *domega_in_dx = (2 * dot(m, dIdx)) * m - dIdx; *domega_in_dy = (2 * dot(m, dIdy)) * m - dIdy; - // Since there is some blur to this reflection, make the - // derivatives a bit bigger. In theory this varies with the - // roughness but the exact relationship is complex and - // requires more ops than are practical. - *domega_in_dx *= 10.0f; - *domega_in_dy *= 10.0f; #endif } } @@ -251,14 +245,6 @@ __device int bsdf_microfacet_ggx_sample(const ShaderClosure *sc, float3 Ng, floa // eq. 38 and eq. 17 *pdf = pm * (m_eta * m_eta) * fabsf(cosHI) / Ht2; *eval = make_float3(out, out, out); -#ifdef __RAY_DIFFERENTIALS__ - // Since there is some blur to this refraction, make the - // derivatives a bit bigger. In theory this varies with the - // roughness but the exact relationship is complex and - // requires more ops than are practical. - *domega_in_dx *= 10.0f; - *domega_in_dy *= 10.0f; -#endif } } } @@ -430,12 +416,6 @@ __device int bsdf_microfacet_beckmann_sample(const ShaderClosure *sc, float3 Ng, #ifdef __RAY_DIFFERENTIALS__ *domega_in_dx = (2 * dot(m, dIdx)) * m - dIdx; *domega_in_dy = (2 * dot(m, dIdy)) * m - dIdy; - // Since there is some blur to this reflection, make the - // derivatives a bit bigger. In theory this varies with the - // roughness but the exact relationship is complex and - // requires more ops than are practical. - *domega_in_dx *= 10.0f; - *domega_in_dy *= 10.0f; #endif } } @@ -486,14 +466,6 @@ __device int bsdf_microfacet_beckmann_sample(const ShaderClosure *sc, float3 Ng, // eq. 38 and eq. 17 *pdf = pm * (m_eta * m_eta) * fabsf(cosHI) / Ht2; *eval = make_float3(out, out, out); -#ifdef __RAY_DIFFERENTIALS__ - // Since there is some blur to this refraction, make the - // derivatives a bit bigger. In theory this varies with the - // roughness but the exact relationship is complex and - // requires more ops than are practical. - *domega_in_dx *= 10.0f; - *domega_in_dy *= 10.0f; -#endif } } } |