// MinecraftPT — Post_VS
// Fullscreen triangle vertex shader for composite passes.

void main(){
	// Fullscreen triangle
	vec2 pos = vec2(
		gl_VertexID == 0 ? -1.0 : (gl_VertexID == 1 ? 3.0 : -1.0),
		gl_VertexID == 0 ? -1.0 : (gl_VertexID == 1 ? -1.0 : 3.0)
	);

	gl_Position = vec4(pos, 1.0, 1.0);
}