40 lines
1.3 KiB
C#
40 lines
1.3 KiB
C#
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using System;
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namespace UnityEngine.Rendering.UnifiedRayTracing
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{
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internal struct MeshInstanceDesc
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{
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public Mesh mesh;
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public int subMeshIndex;
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public Matrix4x4 localToWorldMatrix;
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public uint mask;
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public uint instanceID;
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public bool enableTriangleCulling;
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public bool frontTriangleCounterClockwise;
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public MeshInstanceDesc(Mesh mesh, int subMeshIndex = 0)
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{
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this.mesh = mesh;
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this.subMeshIndex = subMeshIndex;
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localToWorldMatrix = Matrix4x4.identity;
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mask = 0xFFFFFFFF;
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instanceID = 0xFFFFFFFF;
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enableTriangleCulling = true;
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frontTriangleCounterClockwise = false;
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}
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}
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internal interface IRayTracingAccelStruct : IDisposable
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{
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int AddInstance(MeshInstanceDesc meshInstance);
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void RemoveInstance(int instanceHandle);
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void ClearInstances();
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void UpdateInstanceTransform(int instanceHandle, Matrix4x4 localToWorldMatrix);
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void UpdateInstanceID(int instanceHandle, uint instanceID);
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void UpdateInstanceMask(int instanceHandle, uint mask);
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void Build(CommandBuffer cmd, GraphicsBuffer scratchBuffer);
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ulong GetBuildScratchBufferRequiredSizeInBytes();
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}
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}
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