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Attempt to mitigate issue T40981 

Clipping border causes a software fallback on ATIs. We have disabled it
in that case but from minor digging on the net seems like Intels support
this, so enable.
This commit is contained in:
Antonis Ryakiotakis 2014-07-09 21:24:37 +03:00
parent f5caab2cf7
commit a498d88918
2 changed files with 2 additions and 2 deletions
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2
source/blender/gpu/shaders/gpu_shader_simple_vert.glsl
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@ -29,7 +29,7 @@ void main()
gl_Position = gl_ProjectionMatrix * co;
#ifdef GPU_NVIDIA
#ifndef GPU_ATI
// Setting gl_ClipVertex is necessary to get glClipPlane working on NVIDIA
// graphic cards, while on ATI it can cause a software fallback.
gl_ClipVertex = gl_ModelViewMatrix * gl_Vertex;

2
source/blender/gpu/shaders/gpu_shader_vertex.glsl
View File

@ -10,7 +10,7 @@ void main()
varnormal = normalize(gl_NormalMatrix * gl_Normal);
gl_Position = gl_ProjectionMatrix * co;
#ifdef GPU_NVIDIA
#ifndef GPU_ATI
// Setting gl_ClipVertex is necessary to get glClipPlane working on NVIDIA
// graphic cards, while on ATI it can cause a software fallback.
gl_ClipVertex = gl_ModelViewMatrix * gl_Vertex;