// Run: %dxc -T lib_6_3 -fspv-extension=SPV_NV_ray_tracing // CHECK: OpCapability RayTracingNV // CHECK: OpExtension "SPV_NV_ray_tracing" // CHECK: OpDecorate [[a:%\d+]] BuiltIn LaunchIdNV // CHECK: OpDecorate [[b:%\d+]] BuiltIn LaunchSizeNV // CHECK: OpDecorate [[c:%\d+]] BuiltIn WorldRayOriginNV // CHECK: OpDecorate [[d:%\d+]] BuiltIn WorldRayDirectionNV // CHECK: OpDecorate [[e:%\d+]] BuiltIn RayTminNV // CHECK: OpDecorate [[f:%\d+]] BuiltIn IncomingRayFlagsNV // CHECK: OpDecorate %gl_InstanceID BuiltIn InstanceId // CHECK: OpDecorate [[g:%\d+]] BuiltIn InstanceCustomIndexNV // CHECK: OpDecorate %gl_PrimitiveID BuiltIn PrimitiveId // CHECK: OpDecorate [[h:%\d+]] BuiltIn ObjectRayOriginNV // CHECK: OpDecorate [[i:%\d+]] BuiltIn ObjectRayDirectionNV // CHECK: OpDecorate [[j:%\d+]] BuiltIn ObjectToWorldNV // CHECK: OpDecorate [[k:%\d+]] BuiltIn WorldToObjectNV // CHECK: OpDecorate [[l:%\d+]] BuiltIn HitKindNV // CHECK: OpTypePointer IncomingRayPayloadNV %Payload struct Payload { float4 color; }; // CHECK: OpTypePointer HitAttributeNV %Attribute struct Attribute { float2 bary; }; // CHECK-COUNT-1: [[rstype:%\d+]] = OpTypeAccelerationStructureNV RaytracingAccelerationStructure rs; [shader("closesthit")] void main(inout Payload MyPayload, in Attribute MyAttr) { // CHECK: OpLoad %v3uint [[a]] uint3 _1 = DispatchRaysIndex(); // CHECK: OpLoad %v3uint [[b]] uint3 _2 = DispatchRaysDimensions(); // CHECK: OpLoad %v3float [[c]] float3 _3 = WorldRayOrigin(); // CHECK: OpLoad %v3float [[d]] float3 _4 = WorldRayDirection(); // CHECK: OpLoad %float [[e]] float _5 = RayTMin(); // CHECK: OpLoad %uint [[f]] uint _6 = RayFlags(); // CHECK: OpLoad %uint %gl_InstanceID uint _7 = InstanceIndex(); // CHECK: OpLoad %uint [[g]] uint _8 = InstanceID(); // CHECK: OpLoad %uint %gl_PrimitiveID uint _9 = PrimitiveIndex(); // CHECK: OpLoad %v3float [[h]] float3 _10 = ObjectRayOrigin(); // CHECK: OpLoad %v3float [[i]] float3 _11 = ObjectRayDirection(); // CHECK: [[matotw:%\d+]] = OpLoad %mat4v3float [[j]] // CHECK-NEXT: OpTranspose %mat3v4float [[matotw]] float3x4 _12 = ObjectToWorld3x4(); // CHECK: OpLoad %mat4v3float [[j]] float4x3 _13 = ObjectToWorld4x3(); // CHECK: [[matwto:%\d+]] = OpLoad %mat4v3float [[k]] // CHECK-NEXT: OpTranspose %mat3v4float [[matwto]] float3x4 _14 = WorldToObject3x4(); // CHECK: OpLoad %mat4v3float [[k]] float4x3 _15 = WorldToObject4x3(); // CHECK: OpLoad %uint [[l]] uint _16 = HitKind(); Payload myPayload = { float4(0.0f,0.0f,0.0f,0.0f) }; RayDesc rayDesc; rayDesc.Origin = float3(0.0f, 0.0f, 0.0f); rayDesc.Direction = float3(0.0f, 0.0f, -1.0f); rayDesc.TMin = 0.0f; rayDesc.TMax = 1000.0f; // CHECK: OpTraceNV {{%\d+}} %uint_0 %uint_255 %uint_0 %uint_1 %uint_0 {{%\d+}} {{%\d+}} {{%\d+}} {{%\d+}} %uint_0 TraceRay(rs, 0x0, 0xff, 0, 1, 0, rayDesc, myPayload); }