[require] shader model >= 5.0 [pixel shader] struct s { float3 a; }; RWBuffer u : register(u2); RWBuffer u1; RWBuffer u2; RWBuffer u3; float4 main() : sv_target1 { u[0] = float4(11.1, 12.2, 13.3, 14.4); return 0; } % Type size is too wide [pixel shader fail] struct s { float3 a; float2 b; }; RWBuffer u; float4 main() : sv_target1 { return 0; } [pixel shader fail todo] RWBuffer u; float4 main() : sv_target1 { return 0; } [pixel shader] RWBuffer u; float4 main() : sv_target1 { return 0; } % Array type [pixel shader fail] typedef float arr[2]; RWBuffer u; float4 main() : sv_target1 { return 0; } % Object types [pixel shader fail] RWBuffer u; float4 main() : sv_target1 { return 0; } [pixel shader fail] struct s { Texture2D t; }; RWBuffer u; float4 main() : sv_target1 { return 0; }