46 lines
1.5 KiB
HLSL
46 lines
1.5 KiB
HLSL
#ifndef _UNIFIEDRAYTRACING_TRACERAYANDQUERYHIT_HLSL_
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#define _UNIFIEDRAYTRACING_TRACERAYANDQUERYHIT_HLSL_
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#define UNIFIED_RT_PAYLOAD UnifiedRT::Hit
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#ifndef UNIFIED_RT_RAYGEN_FUNC
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#define UNIFIED_RT_RAYGEN_FUNC RayGenExecute
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#endif
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#define UNIFIED_RT_CLOSESTHIT_FUNC ClosestHitExecute
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#include "Packages/com.unity.render-pipelines.core/Runtime/UnifiedRayTracing/TraceRay.hlsl"
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void ClosestHitExecute(UnifiedRT::HitContext hitContext, inout UnifiedRT::Hit payload)
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{
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payload.instanceID = hitContext.InstanceID();
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payload.primitiveIndex = hitContext.PrimitiveIndex();
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payload.uvBarycentrics = hitContext.UvBarycentrics();
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payload.hitDistance = hitContext.RayTCurrent();
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payload.isFrontFace = hitContext.IsFrontFace();
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}
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namespace UnifiedRT
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{
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Hit TraceRayClosestHit(DispatchInfo dispatchInfo, RayTracingAccelStruct accelStruct, uint instanceMask, Ray ray, uint rayFlags)
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{
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Hit payload= (Hit)0;
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payload.instanceID = -1;
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TraceRay(dispatchInfo, accelStruct, instanceMask, ray, rayFlags | kRayFlagForceOpaque, payload);
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return payload;
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}
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bool TraceRayAnyHit(DispatchInfo dispatchInfo, RayTracingAccelStruct accelStruct, uint instanceMask, Ray ray, uint rayFlags)
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{
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Hit payLoadShadow = (Hit)0;
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payLoadShadow.instanceID = -1;
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TraceRay(dispatchInfo, accelStruct, instanceMask, ray, rayFlags | kRayFlagForceOpaque | kRayFlagAcceptFirstHitAndEndSearch, payLoadShadow);
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return payLoadShadow.IsValid();
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}
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} // namespace UnifiedRT
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#endif // _UNIFIEDRAYTRACING_TRACERAYANDQUERYHIT_HLSL_
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