Fix #36882: cycles gamma node not working with glsl materials.
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@@ -2134,6 +2134,20 @@ void node_fresnel(float ior, vec3 N, vec3 I, out float result)
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result = fresnel_dielectric(I, N, (gl_FrontFacing)? eta: 1.0/eta);
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}
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/* gamma */
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void node_gamma(vec4 col, float gamma, out vec4 outcol)
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{
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outcol = col;
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if(col.r > 0.0)
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outcol.r = compatible_pow(col.r, gamma);
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if(col.g > 0.0)
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outcol.g = compatible_pow(col.g, gamma);
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if(col.b > 0.0)
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outcol.b = compatible_pow(col.b, gamma);
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}
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/* geometry */
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void node_attribute(vec3 attr_uv, out vec4 outcol, out vec3 outvec, out float outf)
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