12 lines
213 B
GLSL
12 lines
213 B
GLSL
#version 330
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out vec2 texCoord;
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void main() {
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vec2 uv = vec2((gl_VertexID << 1) & 2, gl_VertexID & 2);
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vec4 pos = vec4(uv * vec2(2, 2) + vec2(-1, -1), 0, 1);
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gl_Position = pos;
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texCoord = uv;
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}
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