Antonis Ryakiotakis
a498d88918
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.
19 lines
445 B
GLSL
19 lines
445 B
GLSL
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varying vec3 varposition;
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varying vec3 varnormal;
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void main()
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{
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vec4 co = gl_ModelViewMatrix * gl_Vertex;
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varposition = co.xyz;
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varnormal = normalize(gl_NormalMatrix * gl_Normal);
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gl_Position = gl_ProjectionMatrix * co;
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#ifndef GPU_ATI
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// Setting gl_ClipVertex is necessary to get glClipPlane working on NVIDIA
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// graphic cards, while on ATI it can cause a software fallback.
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gl_ClipVertex = gl_ModelViewMatrix * gl_Vertex;
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#endif
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