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_layer_weight.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_layer_weight.osl')
| -rw-r--r-- | intern/cycles/kernel/shaders/node_layer_weight.osl | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/intern/cycles/kernel/shaders/node_layer_weight.osl b/intern/cycles/kernel/shaders/node_layer_weight.osl index 3ea57f71786..c185c06bf64 100644 --- a/intern/cycles/kernel/shaders/node_layer_weight.osl +++ b/intern/cycles/kernel/shaders/node_layer_weight.osl @@ -26,14 +26,15 @@ shader node_layer_weight( output float Facing = 0.0) { float blend = Blend; + float cosi = dot(I, Normal); /* Fresnel */ float eta = max(1.0 - Blend, 1e-5); eta = backfacing() ? eta : 1.0 / eta; - Fresnel = fresnel_dielectric(I, Normal, eta); + Fresnel = fresnel_dielectric_cos(cosi, eta); /* Facing */ - Facing = abs(dot(I, Normal)); + Facing = fabs(cosi); if (blend != 0.5) { blend = clamp(blend, 0.0, 1.0 - 1e-5); |