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fkaa/gist:0a7474b3dffd58fa9f89

Last active August 29, 2015 14:06
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gistfile1.glsl
// original
output.normalDir = normalize(float3(mul(float4(input.normal, 0.0), modelMatrixInverse)));
// v1
float4 a = float4(input.normal, 0.0);
float3 b = float3(mul(a, modelMatrixInverse));
float3 n = normalize(a);
output.normalDir = n;
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