29 lines
670 B
GLSL
29 lines
670 B
GLSL
#version 400 core
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in vec2 pass_textureCoords;
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in vec3 surfaceNormal;
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in vec3 toLightVector;
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out vec4 outColor;
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uniform sampler2D textureSampler;
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uniform vec3 lightColor;
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uniform bool isHighlighted;
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uniform vec3 highLightColor;
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void main(void) {
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vec3 unitNormal = normalize(surfaceNormal);
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vec3 unitToLightDir = normalize(toLightVector);
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float cosTheta = dot(unitNormal, unitToLightDir);
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float brightness = max(cosTheta, 0.2);
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vec3 diffuse = brightness * lightColor;
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if(isHighlighted) {
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outColor = vec4(highLightColor, 1.0);
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} else {
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outColor = vec4(diffuse, 1.0f) * texture(textureSampler, pass_textureCoords);
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}
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} |