38 lines
1.5 KiB
C++
38 lines
1.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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class FGeometryCollection;
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class UGeometryCollectionCache;
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class USkeletalMesh;
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namespace GeometryCollectionEngineUtility
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{
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void GEOMETRYCOLLECTIONENGINE_API PrintDetailedStatistics(const FGeometryCollection* GeometryCollection, const UGeometryCollectionCache* InCache);
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void GEOMETRYCOLLECTIONENGINE_API PrintDetailedStatisticsSummary(const TArray<const FGeometryCollection*> GeometryCollectionArray);
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void GEOMETRYCOLLECTIONENGINE_API ComputeNormals(FGeometryCollection* GeometryCollection);
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void GEOMETRYCOLLECTIONENGINE_API ComputeTangents(FGeometryCollection* GeometryCollection);
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/***
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* Generate a vertex to component map that defines the disjoint geometries.
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* @param IndexBuffer Input flat index of triangles
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* @param ComponentIndices Output list of triangle indices by component
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* @param TriangleComponentMap Output Component remapping for triangles
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* @param VertexComponentMap Output Component remapping for vertices
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* @param TriangleCount Output Sum of the triangles in the Components
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* @param VertexCount Output Num of vertices in the Components
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* @return If the remapping was valid.
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*/
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void
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GEOMETRYCOLLECTIONENGINE_API
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GenerateConnectedComponents(const USkeletalMesh* InSkeletalMesh,
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TArray<TArray<FIntVector>>& ComponentIndices,
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TArray<TArray<FIntVector2>>& TrangleComponentMap,
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TArray<int32>& VertexComponentMap,
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int32& TriangleCount, int32& VertexCount);
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} |