#version 450
#pragma shader_stage(vertex)

#if 0
layout (location = 0) in vec2 inPos;
layout (location = 1) in vec2 inUv;
#endif
layout (location = 0) out vec2 outUv;

void main() {
	outUv = vec2((gl_VertexIndex << 1) & 2, gl_VertexIndex & 2);
	gl_Position = vec4(outUv * 2.0f + -1.0f, 0.0f, 1.0f);
}