Tleety
6 lines
290 B
GLSL
6 lines
290 B
GLSL
vec4 CalcNormalMappedValue(vec3 normal, vec3 tangent, vec3 bitangent, vec2 textureCoordinate, sampler2D normalMap)
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{
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mat3 TBN = mat3(tangent, bitangent, normal);
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vec3 NormalMap = texture(normalMap, textureCoordinate).xyz * 2.0 - vec3(1.0);
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return vec4(TBN * normalize(NormalMap), 0.0);
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} |