diff options
Diffstat (limited to 'intern/cycles/kernel/osl/nodes/node_glass_bsdf.osl')
| -rw-r--r-- | intern/cycles/kernel/osl/nodes/node_glass_bsdf.osl | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/intern/cycles/kernel/osl/nodes/node_glass_bsdf.osl b/intern/cycles/kernel/osl/nodes/node_glass_bsdf.osl index 52743669c99..8b069248a35 100644 --- a/intern/cycles/kernel/osl/nodes/node_glass_bsdf.osl +++ b/intern/cycles/kernel/osl/nodes/node_glass_bsdf.osl @@ -28,14 +28,16 @@ shader node_glass_bsdf( output closure color BSDF = diffuse(Normal)) { float f = max(IOR, 1.0 + 1e-5); - float eta = backfacing()? 1.0/f: f; + float eta = backfacing()? 1.0 / f: f; float Fr = fresnel_dielectric(I, Normal, eta); - if(distribution == "Sharp") - BSDF = Color*(Fr*reflection(Normal) + (1.0-Fr)*refraction(Normal, eta)); - else if(distribution == "Beckmann") - BSDF = Color*(Fr*microfacet_beckmann(Normal, Roughness, eta) + (1.0-Fr)*microfacet_beckmann_refraction(Normal, Roughness, eta)); - else if(distribution == "GGX") - BSDF = Color*(Fr*microfacet_ggx(Normal, Roughness, eta) + (1.0-Fr)*microfacet_ggx_refraction(Normal, Roughness, eta)); + if (distribution == "Sharp") + BSDF = Color * (Fr * reflection(Normal) + (1.0 - Fr) * refraction(Normal, eta)); + else if (distribution == "Beckmann") + BSDF = Color * (Fr * microfacet_beckmann(Normal, Roughness, eta) + + (1.0 - Fr) * microfacet_beckmann_refraction(Normal, Roughness, eta)); + else if (distribution == "GGX") + BSDF = Color * (Fr * microfacet_ggx(Normal, Roughness, eta) + + (1.0 - Fr) * microfacet_ggx_refraction(Normal, Roughness, eta)); } |