diff options
| author | Thomas Dinges <blender@dingto.org> | 2013-05-26 21:10:22 +0400 |
|---|---|---|
| committer | Thomas Dinges <blender@dingto.org> | 2013-05-26 21:10:22 +0400 |
| commit | 2efe0f6733509bf4df7c8118f210a8e3db7d0784 (patch) | |
| tree | 87e4e182a7761117a5993029735e006786e000bc /intern/cycles/kernel/shaders/node_glass_bsdf.osl | |
| parent | d3f9fb677b2b434432fee6a5ed75baa2ccb77ab3 (diff) | |
Cycles / OSL:
* Rename fresnel_dielectric() to fresnel_dielectric_cos() to match SVM, easier when searching code.
* Also remove an old code comment in bsdf_reflection.h from Cycles branch days.
Diffstat (limited to 'intern/cycles/kernel/shaders/node_glass_bsdf.osl')
| -rw-r--r-- | intern/cycles/kernel/shaders/node_glass_bsdf.osl | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/intern/cycles/kernel/shaders/node_glass_bsdf.osl b/intern/cycles/kernel/shaders/node_glass_bsdf.osl index da1a42876fe..ba08964d116 100644 --- a/intern/cycles/kernel/shaders/node_glass_bsdf.osl +++ b/intern/cycles/kernel/shaders/node_glass_bsdf.osl @@ -29,7 +29,8 @@ shader node_glass_bsdf( { float f = max(IOR, 1.0 + 1e-5); float eta = backfacing() ? 1.0 / f: f; - float Fr = fresnel_dielectric(I, Normal, eta); + float cosi = dot(I, Normal); + float Fr = fresnel_dielectric_cos(cosi, eta); if (distribution == "Sharp") BSDF = Color * (Fr * reflection(Normal) + (1.0 - Fr) * refraction(Normal, eta)); |