#include #include using namespace metal; struct main0_out { float4 gl_Position [[position]]; uint gl_ViewportIndex [[viewport_array_index]]; }; struct main0_in { float4 coord [[attribute(0)]]; }; vertex main0_out main0(main0_in in [[stage_in]]) { main0_out out = {}; out.gl_Position = in.coord; out.gl_ViewportIndex = int(in.coord.z); return out; }