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32 lines
831 B
32 lines
831 B
/*******************************************************************************************
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*
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* rPBR [shader] - Background skybox vertex shader
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*
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* Copyright (c) 2017 Victor Fisac
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*
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**********************************************************************************************/
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#version 330
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// Input vertex attributes
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in vec3 vertexPosition;
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// Input uniform values
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uniform mat4 projection;
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uniform mat4 view;
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// Output vertex attributes (to fragment shader)
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out vec3 fragPosition;
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void main()
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{
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// Calculate fragment position based on model transformations
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fragPosition = vertexPosition;
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// Remove translation from the view matrix
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mat4 rotView = mat4(mat3(view));
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vec4 clipPos = projection*rotView*vec4(vertexPosition, 1.0);
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// Calculate final vertex position
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gl_Position = clipPos.xyzw;
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}
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