diff options
Diffstat (limited to 'tests/vkray')
| -rw-r--r-- | tests/vkray/multipleinout.slang | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/vkray/multipleinout.slang b/tests/vkray/multipleinout.slang new file mode 100644 index 000000000..52e1758b0 --- /dev/null +++ b/tests/vkray/multipleinout.slang @@ -0,0 +1,36 @@ +//TEST:SIMPLE(filecheck=CHECK): -stage closesthit -entry main -target spirv -emit-spirv-directly + +// This test checks whether the spirv generated when there are multiple inout or out variables, they +// all get consolidated into one IncomingRayPayloadKHR. + +struct ReflectionRay +{ + float4 color; +}; + +StructuredBuffer<float4> colors; + +[shader("closesthit")] +void main( + BuiltInTriangleIntersectionAttributes attributes, + inout ReflectionRay ioPayload, + out float3 dummy) +{ + uint materialID = (InstanceIndex() << 1) + + InstanceID() + + PrimitiveIndex() + + HitKind(); + + ioPayload.color = colors[materialID]; + dummy = HitTriangleVertexPosition(0); +} + +// CHECK: OpEntryPoint ClosestHitKHR %main "main" %{{.*}} %{{.*}} %gl_PrimitiveID %{{.*}} %gl_InstanceID %colors %{{.*}} +// CHECK: %_struct_{{.*}} = OpTypeStruct %ReflectionRay %v3float +// CHECK: %_ptr_IncomingRayPayloadKHR__struct_{{.*}} = OpTypePointer IncomingRayPayloadKHR %_struct_{{.*}} +// CHECK: %main = OpFunction %void None %{{.*}} +// CHECK: %materialID = OpIAdd %uint %{{.*}} %{{.*}} +// CHECK: %{{.*}} = OpAccessChain %_ptr_StorageBuffer_v4float %colors %int_0 %materialID +// CHECK: %{{.*}} = OpLoad %v4float %{{.*}} +// CHECK: %{{.*}} = OpAccessChain %_ptr_Input_v3float %{{.*}} %uint_0 +// CHECK: %{{.*}} = OpLoad %v3float %{{.*}} |