19 lines
428 B
GLSL
19 lines
428 B
GLSL
uniform mat4 View;
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uniform mat4 TransformMatrix;
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vec4 DecodeChannelMask(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*gl_Vertex;
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gl_TexCoord[0] = gl_MultiTexCoord0;
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gl_TexCoord[1] = DecodeChannelMask(gl_MultiTexCoord0.z);
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gl_TexCoord[2] = DecodeChannelMask(gl_MultiTexCoord0.w);
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}
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