// // fragment_main // RWByteAddressBuffer prevent_dce : register(u0); uint2 subgroupMax_b8fb0e() { uint2 res = WaveActiveMax((1u).xx); return res; } void fragment_main() { prevent_dce.Store2(0u, subgroupMax_b8fb0e()); } // // compute_main // RWByteAddressBuffer prevent_dce : register(u0); uint2 subgroupMax_b8fb0e() { uint2 res = WaveActiveMax((1u).xx); return res; } [numthreads(1, 1, 1)] void compute_main() { prevent_dce.Store2(0u, subgroupMax_b8fb0e()); }