39 lines
831 B
GLSL
39 lines
831 B
GLSL
#version {VERSION}
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uniform mat4 View;
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uniform mat4 TransformMatrix;
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#if __VERSION__ == 120
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attribute vec4 aVertexPosition;
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attribute vec4 aVertexTexCoord;
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attribute vec2 aVertexTexMetadata;
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attribute vec3 aVertexTint;
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varying vec4 vTexCoord;
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varying vec4 vChannelMask;
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varying vec4 vNormalsMask;
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#else
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in vec4 aVertexPosition;
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in vec4 aVertexTexCoord;
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in vec2 aVertexTexMetadata;
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in vec3 aVertexTint;
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out vec4 vTexCoord;
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out vec4 vChannelMask;
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out vec4 vNormalsMask;
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#endif
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vec4 DecodeMask(float x)
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{
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if (x > 0.0)
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return (x > 0.5) ? vec4(1,0,0,0) : vec4(0,1,0,0);
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else
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return (x < -0.5) ? vec4(0,0,0,1) : vec4(0,0,1,0);
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}
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void main()
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{
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gl_Position = View*TransformMatrix*aVertexPosition;
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vTexCoord = aVertexTexCoord;
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vChannelMask = DecodeMask(aVertexTexMetadata.s);
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vNormalsMask = DecodeMask(aVertexTexMetadata.t);
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}
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