// // fragment_main // RWByteAddressBuffer prevent_dce : register(u0); uint4 quadSwapY_bb697b() { uint4 res = QuadReadAcrossY((1u).xxxx); return res; } void fragment_main() { prevent_dce.Store4(0u, quadSwapY_bb697b()); } // // compute_main // RWByteAddressBuffer prevent_dce : register(u0); uint4 quadSwapY_bb697b() { uint4 res = QuadReadAcrossY((1u).xxxx); return res; } [numthreads(1, 1, 1)] void compute_main() { prevent_dce.Store4(0u, quadSwapY_bb697b()); }