procedural-3d-engine/shaders/glsl/inputattachments/attachmentread.vert
2023-05-09 21:03:02 +02:00

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172 B
GLSL

#version 450
out gl_PerVertex {
vec4 gl_Position;
};
void main()
{
gl_Position = vec4(vec2((gl_VertexIndex << 1) & 2, gl_VertexIndex & 2) * 2.0f - 1.0f, 0.0f, 1.0f);
}