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h3r/matcap.glsl

Created May 23, 2020 12:55
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GLSL Matcap funcs
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matcap.glsl
vec4 matcap(sampler2D sampler, mat4 view_matrix, vec3 normal, float scale){
vec3 vN = (view_matrix * vec4(normal, 0.)).xyz;
float2 uvs = view_N.xy * vec2(1.,-1.) * 0.48 * scale + vec2(.5, .5);
return texture2D(sampler, uvs);
}
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