39 lines
857 B
GLSL
39 lines
857 B
GLSL
#version 430 core
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float AMBIENT = 0.1;
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uniform vec3 color;
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uniform vec3 lightPos;
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uniform vec3 lightColor;
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in vec3 vecNormal;
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in vec3 worldPos;
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in vec2 vtc;
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vec4 textureColor;
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out vec4 outColor;
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vec3 outputColor;
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uniform sampler2D colorTexture;
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vec3 toneMapping(vec3 color){
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float exposure = 0.06;
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vec3 mapped = 1 - exp(-color*exposure);
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return mapped;
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}
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void main()
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{
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vec3 lightDir = normalize(lightPos - worldPos);
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vec3 normal = normalize(vecNormal);
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float diffuse = max(0, dot(normal, lightDir));
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textureColor = texture2D(colorTexture, vtc);
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vec3 distance = lightColor/(lightPos - worldPos)*(lightPos - worldPos);
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outputColor = vec3(textureColor) * min(1, AMBIENT + diffuse)* distance;
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//gamma correction
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//outputColor = pow(outputColor, vec3(1.0/2.2));
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outputColor = toneMapping(outputColor);
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outColor = vec4(outputColor , 1.0);
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}
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