[Bf-blender-cvs] [82251e8] compositor-2016: Add TODO about vertex color linearization to GLSL code

Sergey Sharybin noreply at git.blender.org
Wed Jun 8 21:49:38 CEST 2016


Commit: 82251e87c5e780231f608730a27399bff7b9b535
Author: Sergey Sharybin
Date:   Mon May 23 14:43:03 2016 +0200
Branches: compositor-2016
https://developer.blender.org/rB82251e87c5e780231f608730a27399bff7b9b535

Add TODO about vertex color linearization to GLSL code

It's not really clear at this moment how we can detect cases
when attribute needs linearization. For now added a comment
so we don't forget about this, hopefully.

===================================================================

M	source/blender/gpu/shaders/gpu_shader_material.glsl

===================================================================

diff --git a/source/blender/gpu/shaders/gpu_shader_material.glsl b/source/blender/gpu/shaders/gpu_shader_material.glsl
index 4d7f6d5..9ac9bf0 100644
--- a/source/blender/gpu/shaders/gpu_shader_material.glsl
+++ b/source/blender/gpu/shaders/gpu_shader_material.glsl
@@ -2614,6 +2614,9 @@ void node_gamma(vec4 col, float gamma, out vec4 outcol)
 
 void node_attribute(vec3 attr, out vec4 outcol, out vec3 outvec, out float outf)
 {
+	/* TODO(sergey): This needs linearization for vertex color.
+	 * But how to detect cases when input is linear and when it's srgb?
+	 */
 	outcol = vec4(attr, 1.0);
 	outvec = attr;
 	outf = (attr.x + attr.y + attr.z)/3.0;




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