diff options
| author | Brecht Van Lommel <brechtvanlommel@pandora.be> | 2012-11-08 20:35:20 +0400 |
|---|---|---|
| committer | Brecht Van Lommel <brechtvanlommel@pandora.be> | 2012-11-08 20:35:20 +0400 |
| commit | e73408f2474f7e6d9f1ff880f7f07c678f28e0ce (patch) | |
| tree | 550e46facb2837f7841b5ef148b48d8a77b85bdc /intern/cycles/kernel/shaders/node_normal_map.osl | |
| parent | 4063db3f612d6cf0dc3fd63878c18d61bc51f066 (diff) | |
Cycles: add strength input for normal map node.
Diffstat (limited to 'intern/cycles/kernel/shaders/node_normal_map.osl')
| -rw-r--r-- | intern/cycles/kernel/shaders/node_normal_map.osl | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/intern/cycles/kernel/shaders/node_normal_map.osl b/intern/cycles/kernel/shaders/node_normal_map.osl index e238313509e..d101ee870b7 100644 --- a/intern/cycles/kernel/shaders/node_normal_map.osl +++ b/intern/cycles/kernel/shaders/node_normal_map.osl @@ -20,6 +20,7 @@ shader node_normal_map( normal NormalIn = N, + float Strength = 1.0, color Color = color(0.5, 0.5, 1.0), string space = "Tangent", string attr_name = "geom:tangent", @@ -44,5 +45,8 @@ shader node_normal_map( Normal = normalize(transform("object", "world", vector(mcolor))); else if (space == "World") Normal = normalize(vector(mcolor)); + + if (Strength != 1.0) + Normal = normalize(NormalIn + (Normal - NormalIn)*max(Strength, 0.0)); } |