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705250f23d
gl_Position is expected to be using homogeneous coordinates, which requires w to be a coordinate scale factor, usually 1.0. z should also be set in order for depth to be well-defined. Therefore, we should set gl_Position.zw to vec2(0.0, 1.0).
15 lines
216 B
GLSL
15 lines
216 B
GLSL
#version 300 es
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precision mediump float;
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layout(location = 0) in vec2 uVertex;
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layout(location = 1) in vec2 uUV;
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out vec2 iFragCoord;
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void main()
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{
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gl_Position = vec4(uVertex, 0.0, 1.0);
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iFragCoord = uUV;
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}
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