12 lines
251 B
Plaintext
12 lines
251 B
Plaintext
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#version 310 es
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precision mediump float;
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void main()
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{
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float x = float(((uint(gl_VertexID) + 2u) / 3u)%2u);
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float y = float(((uint(gl_VertexID) + 1u) / 3u)%2u);
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gl_Position = vec4(-1.0f + x*2.0f, -1.0f+y*2.0f, 0.0f, 1.0f);
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}
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