13 lines
275 B
GLSL
13 lines
275 B
GLSL
#version 330 core
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out vec2 v_tex_coords;
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void main()
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{
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float x = -1.0 + float((gl_VertexID & 1) << 2);
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float y = -1.0 + float((gl_VertexID & 2) << 1);
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v_tex_coords.x = (x + 1.0) * 0.5;
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v_tex_coords.y = (y + 1.0) * 0.5;
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gl_Position = vec4(x, y, 0, 1);
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}
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