diff options
| author | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-03-10 18:09:22 +0300 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@gmail.com> | 2018-03-10 20:05:01 +0300 |
| commit | 7613ffc944ebc133f1f906ea737ab55718434cc4 (patch) | |
| tree | e2c54a4b971fe955f4c7538db1fc086a997b8702 /intern/cycles/kernel/shaders/node_refraction_bsdf.osl | |
| parent | 8a76f8dac3475b1d24956e0d384d65295f15c76a (diff) | |
Cycles: switch to squared roughness convention for all nodes.
This was already done for the Principled BSDF to be compatible with typical
baked roughness maps in PBR workflows.
Diffstat (limited to 'intern/cycles/kernel/shaders/node_refraction_bsdf.osl')
| -rw-r--r-- | intern/cycles/kernel/shaders/node_refraction_bsdf.osl | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/intern/cycles/kernel/shaders/node_refraction_bsdf.osl b/intern/cycles/kernel/shaders/node_refraction_bsdf.osl index 828becf1818..eaab7282243 100644 --- a/intern/cycles/kernel/shaders/node_refraction_bsdf.osl +++ b/intern/cycles/kernel/shaders/node_refraction_bsdf.osl @@ -26,12 +26,13 @@ shader node_refraction_bsdf( { float f = max(IOR, 1e-5); float eta = backfacing() ? 1.0 / f : f; + float roughness = Roughness * Roughness; if (distribution == "sharp") BSDF = Color * refraction(Normal, eta); else if (distribution == "beckmann") - BSDF = Color * microfacet_beckmann_refraction(Normal, Roughness, eta); + BSDF = Color * microfacet_beckmann_refraction(Normal, roughness, eta); else if (distribution == "GGX") - BSDF = Color * microfacet_ggx_refraction(Normal, Roughness, eta); + BSDF = Color * microfacet_ggx_refraction(Normal, roughness, eta); } |