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4a96885323
Move tangent space generation to the vertex shaders Support diffuse parallax when no normal map is present Don't use diffuse parallax if there's no diffuse map Generalize normal-to-view conversion Rewrite parallax
12 lines
284 B
GLSL
12 lines
284 B
GLSL
#ifndef LIB_MATERIAL_PARALLAX
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#define LIB_MATERIAL_PARALLAX
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#define PARALLAX_SCALE 0.04
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#define PARALLAX_BIAS -0.02
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vec2 getParallaxOffset(vec3 eyeDir, float height, float flipY)
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{
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return vec2(eyeDir.x, eyeDir.y * flipY) * ( height * PARALLAX_SCALE + PARALLAX_BIAS );
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}
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#endif
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