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247 lines
14 KiB
C++
247 lines
14 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "MeshUtilities.h"
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#include "SkeletalMeshTools.h"
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#include "Engine/SkeletalMesh.h"
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#include "IAnimationBlueprintEditor.h"
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#include "IAnimationBlueprintEditorModule.h"
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#include "IAnimationEditor.h"
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#include "IAnimationEditorModule.h"
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#include "ISkeletalMeshEditor.h"
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#include "ISkeletalMeshEditorModule.h"
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#include "ISkeletonEditor.h"
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#include "ISkeletonEditorModule.h"
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#include "Engine/StaticMesh.h"
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class FMeshUtilities : public IMeshUtilities
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{
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public:
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UE_DEPRECATED(4.17, "Use functionality in new MeshReduction Module")
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virtual IMeshReduction* GetStaticMeshReductionInterface() override;
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UE_DEPRECATED(4.17, "Use functionality in new MeshReduction Module")
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virtual IMeshReduction* GetSkeletalMeshReductionInterface() override;
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UE_DEPRECATED(4.17, "Use functionality in new MeshReduction Module")
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virtual IMeshMerging* GetMeshMergingInterface() override;
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UE_DEPRECATED(4.17, "Use functionality in new MeshMergeUtilities Module")
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virtual void MergeActors(
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const TArray<AActor*>& SourceActors,
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const FMeshMergingSettings& InSettings,
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UPackage* InOuter,
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const FString& InBasePackageName,
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TArray<UObject*>& OutAssetsToSync,
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FVector& OutMergedActorLocation,
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bool bSilent = false) const override;
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UE_DEPRECATED(4.17, "Use functionality in new MeshMergeUtilities Module")
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virtual void MergeStaticMeshComponents(
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const TArray<UStaticMeshComponent*>& ComponentsToMerge,
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UWorld* World,
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const FMeshMergingSettings& InSettings,
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UPackage* InOuter,
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const FString& InBasePackageName,
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TArray<UObject*>& OutAssetsToSync,
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FVector& OutMergedActorLocation,
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const float ScreenSize,
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bool bSilent = false) const override;
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UE_DEPRECATED(4.17, "Use functionality in new MeshMergeUtilities Module")
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virtual void CreateProxyMesh(const TArray<AActor*>& InActors, const struct FMeshProxySettings& InMeshProxySettings, UPackage* InOuter, const FString& InProxyBasePackageName, const FGuid InGuid, FCreateProxyDelegate InProxyCreatedDelegate, const bool bAllowAsync,
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const float ScreenAreaSize = 1.0f) override;
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UE_DEPRECATED(4.17, "Function is removed, use functionality in new MeshMergeUtilities Module")
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virtual void FlattenMaterialsWithMeshData(TArray<UMaterialInterface*>& InMaterials, TArray<FRawMeshExt>& InSourceMeshes, TMap<FMeshIdAndLOD, TArray<int32>>& InMaterialIndexMap, TArray<bool>& InMeshShouldBakeVertexData, const FMaterialProxySettings &InMaterialProxySettings, TArray<FFlattenMaterial> &OutFlattenedMaterials) const override;
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private:
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/** Cached version string. */
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FString VersionString;
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/** True if NvTriStrip is being used for tri order optimization. */
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bool bUsingNvTriStrip;
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/** True if we disable triangle order optimization. For debugging purposes only */
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bool bDisableTriangleOrderOptimization;
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// IMeshUtilities interface.
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virtual const FString& GetVersionString() const override
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{
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return VersionString;
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}
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virtual void FixupMaterialSlotNames(UStaticMesh* StaticMesh) const override;
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virtual void FixupMaterialSlotNames(USkeletalMesh* SkeletalMesh) const override;
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virtual bool BuildStaticMesh(
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FStaticMeshRenderData& OutRenderData,
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UStaticMesh* StaticMesh,
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const FStaticMeshLODGroup& LODGroup
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) override;
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virtual void BuildStaticMeshVertexAndIndexBuffers(
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TArray<FStaticMeshBuildVertex>& OutVertices,
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TArray<TArray<uint32> >& OutPerSectionIndices,
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TArray<int32>& OutWedgeMap,
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const FRawMesh& RawMesh,
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const FOverlappingCorners& OverlappingCorners,
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const TMap<uint32, uint32>& MaterialToSectionMapping,
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float ComparisonThreshold,
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FVector BuildScale,
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int32 ImportVersion
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) override;
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virtual bool GenerateStaticMeshLODs(UStaticMesh* StaticMesh, const FStaticMeshLODGroup& LODGroup) override;
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virtual void GenerateSignedDistanceFieldVolumeData(
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FString MeshName,
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const FSourceMeshDataForDerivedDataTask& SourceMeshData,
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const FStaticMeshLODResources& LODModel,
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class FQueuedThreadPool& ThreadPool,
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const TArray<FSignedDistanceFieldBuildMaterialData>& MaterialBlendModes,
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const FBoxSphereBounds& Bounds,
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float DistanceFieldResolutionScale,
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bool bGenerateAsIfTwoSided,
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FDistanceFieldVolumeData& OutData) override;
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virtual bool GenerateCardRepresentationData(
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FString MeshName,
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const FSourceMeshDataForDerivedDataTask& SourceMeshData,
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const FStaticMeshLODResources& LODModel,
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class FQueuedThreadPool& ThreadPool,
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const TArray<FSignedDistanceFieldBuildMaterialData>& MaterialBlendModes,
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const FBoxSphereBounds& Bounds,
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const FDistanceFieldVolumeData* DistanceFieldVolumeData,
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bool bGenerateAsIfTwoSided,
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class FCardRepresentationData& OutData) override;
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virtual void RecomputeTangentsAndNormalsForRawMesh(bool bRecomputeTangents, bool bRecomputeNormals, const FMeshBuildSettings& InBuildSettings, FRawMesh &OutRawMesh) const override;
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virtual void RecomputeTangentsAndNormalsForRawMesh(bool bRecomputeTangents, bool bRecomputeNormals, const FMeshBuildSettings& InBuildSettings, const FOverlappingCorners& InOverlappingCorners, FRawMesh &OutRawMesh) const override;
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virtual bool GenerateUniqueUVsForStaticMesh(const FRawMesh& RawMesh, int32 TextureResolution, TArray<FVector2D>& OutTexCoords) const override;
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virtual bool GenerateUniqueUVsForStaticMesh(const FRawMesh& RawMesh, int32 TextureResolution, bool bMergeIdenticalMaterials, TArray<FVector2D>& OutTexCoords) const override;
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virtual bool BuildSkeletalMesh(FSkeletalMeshLODModel& LODModel, const FString& SkeletalMeshName, const FReferenceSkeleton& RefSkeleton, const TArray<SkeletalMeshImportData::FVertInfluence>& Influences, const TArray<SkeletalMeshImportData::FMeshWedge>& Wedges, const TArray<SkeletalMeshImportData::FMeshFace>& Faces, const TArray<FVector3f>& Points, const TArray<int32>& PointToOriginalMap, const MeshBuildOptions& BuildOptions = MeshBuildOptions(), TArray<FText> * OutWarningMessages = NULL, TArray<FName> * OutWarningNames = NULL) override;
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UE_DEPRECATED(4.24, "Use functionality in FSkeletalMeshUtilityBuilder instead.")
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bool BuildSkeletalMesh_Legacy(FSkeletalMeshLODModel& LODModel, const FReferenceSkeleton& RefSkeleton, const TArray<SkeletalMeshImportData::FVertInfluence>& Influences, const TArray<SkeletalMeshImportData::FMeshWedge>& Wedges, const TArray<SkeletalMeshImportData::FMeshFace>& Faces, const TArray<FVector3f>& Points, const TArray<int32>& PointToOriginalMap, const FOverlappingThresholds& OverlappingThresholds, bool bComputeNormals = true, bool bComputeTangents = true, bool bComputeWeightedNormals = true, TArray<FText> * OutWarningMessages = NULL, TArray<FName> * OutWarningNames = NULL);
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virtual void CacheOptimizeIndexBuffer(TArray<uint16>& Indices) override;
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virtual void CacheOptimizeIndexBuffer(TArray<uint32>& Indices) override;
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void CacheOptimizeVertexAndIndexBuffer(TArray<FStaticMeshBuildVertex>& Vertices, TArray<TArray<uint32> >& PerSectionIndices, TArray<int32>& WedgeMap);
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virtual void BuildSkeletalAdjacencyIndexBuffer(
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const TArray<FSoftSkinVertex>& VertexBuffer,
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const uint32 TexCoordCount,
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const TArray<uint32>& Indices,
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TArray<uint32>& OutPnAenIndices
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) override;
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/**
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* Calculate The tangent bi normal and normal for the triangle define by the tree SoftSkinVertex.
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*
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* @note The function will always fill properly the OutTangents array with 3 FVector. If the triangle is degenerated the OutTangent will contain zeroed vectors.
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*
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* @param VertexA - First triangle vertex.
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* @param VertexB - Second triangle vertex.
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* @param VertexC - Third triangle vertex.
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* @param OutTangents - The function allocate the TArray with 3 FVector, to represent the triangle tangent, bi normal and normal.
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* @param CompareThreshold - The threshold use to compare a tangent vector with zero.
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*/
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virtual void CalculateTriangleTangent(const FSoftSkinVertex& VertexA, const FSoftSkinVertex& VertexB, const FSoftSkinVertex& VertexC, TArray<FVector>& OutTangents, float CompareThreshold) override;
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virtual void CalcBoneVertInfos(USkeletalMesh* SkeletalMesh, TArray<FBoneVertInfo>& Infos, bool bOnlyDominant) override;
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/**
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* Convert a set of mesh components in their current pose to a static mesh.
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* @param InMeshComponents The mesh components we want to convert
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* @param InRootTransform The transform of the root of the mesh we want to output
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* @param InPackageName The package name to create the static mesh in. If this is empty then a dialog will be displayed to pick the mesh.
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* @return a new static mesh (specified by the user)
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*/
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virtual UStaticMesh* ConvertMeshesToStaticMesh(const TArray<UMeshComponent*>& InMeshComponents, const FTransform& InRootTransform = FTransform::Identity, const FString& InPackageName = FString()) override;
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/**
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* Builds a renderable skeletal mesh LOD model. Note that the array of chunks
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* will be destroyed during this process!
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* @param LODModel Upon return contains a renderable skeletal mesh LOD model.
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* @param RefSkeleton The reference skeleton associated with the model.
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* @param Chunks Skinned mesh chunks from which to build the renderable model.
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* @param PointToOriginalMap Maps a vertex's RawPointIdx to its index at import time.
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*/
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void BuildSkeletalModelFromChunks(FSkeletalMeshLODModel& LODModel, const FReferenceSkeleton& RefSkeleton, TArray<FSkinnedMeshChunk*>& Chunks, const TArray<int32>& PointToOriginalMap);
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virtual void FindOverlappingCorners(FOverlappingCorners& OutOverlappingCorners, const TArray<FVector3f>& InVertices, const TArray<uint32>& InIndices, float ComparisonThreshold) const override;
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void FindOverlappingCorners(FOverlappingCorners& OutOverlappingCorners, FRawMesh const& RawMesh, float ComparisonThreshold) const;
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// IModuleInterface interface.
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virtual void StartupModule() override;
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virtual void ShutdownModule() override;
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virtual void ExtractMeshDataForGeometryCache(FRawMesh& RawMesh, const FMeshBuildSettings& BuildSettings, TArray<FStaticMeshBuildVertex>& OutVertices, TArray<TArray<uint32> >& OutPerSectionIndices, int32 ImportVersion);
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virtual void CalculateTextureCoordinateBoundsForSkeletalMesh(const FSkeletalMeshLODModel& LODModel, TArray<FBox2D>& OutBounds) const override;
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virtual bool GenerateUniqueUVsForSkeletalMesh(const FSkeletalMeshLODModel& LODModel, int32 TextureResolution, TArray<FVector2D>& OutTexCoords) const override;
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virtual bool RemoveBonesFromMesh(USkeletalMesh* SkeletalMesh, int32 LODIndex, const TArray<FName>* BoneNamesToRemove) const override;
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virtual void CalculateTangents(const TArray<FVector3f>& InVertices, const TArray<uint32>& InIndices, const TArray<FVector2D>& InUVs, const TArray<uint32>& InSmoothingGroupIndices, const uint32 InTangentOptions, TArray<FVector3f>& OutTangentX, TArray<FVector3f>& OutTangentY, TArray<FVector3f>& OutNormals) const override;
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virtual void CalculateMikkTSpaceTangents(const TArray<FVector3f>& InVertices, const TArray<uint32>& InIndices, const TArray<FVector2D>& InUVs, const TArray<FVector3f>& InNormals, bool bIgnoreDegenerateTriangles, TArray<FVector3f>& OutTangentX, TArray<FVector3f>& OutTangentY) const override;
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virtual void CalculateNormals(const TArray<FVector3f>& InVertices, const TArray<uint32>& InIndices, const TArray<FVector2D>& InUVs, const TArray<uint32>& InSmoothingGroupIndices, const uint32 InTangentOptions, TArray<FVector3f>& OutNormals) const override;
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virtual void CalculateOverlappingCorners(const TArray<FVector3f>& InVertices, const TArray<uint32>& InIndices, bool bIgnoreDegenerateTriangles, FOverlappingCorners& OutOverlappingCorners) const override;
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virtual void GenerateRuntimeSkinWeightData(const FSkeletalMeshLODModel* ImportedModel, const TArray<FRawSkinWeight>& InRawSkinWeights, FRuntimeSkinWeightProfileData& InOutSkinWeightOverrideData) const override;
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virtual void CreateImportDataFromLODModel(USkeletalMesh* SkeletalMesh) const override;
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void RegisterMenus();
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// Need to call some members from this class, (which is internal to this module)
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friend class FStaticMeshUtilityBuilder;
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protected:
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void AddAnimationBlueprintEditorToolbarExtender();
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void RemoveAnimationBlueprintEditorToolbarExtender();
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TSharedRef<FExtender> GetAnimationBlueprintEditorToolbarExtender(const TSharedRef<FUICommandList> CommandList, TSharedRef<IAnimationBlueprintEditor> InAnimationBlueprintEditor);
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void AddAnimationEditorToolbarExtender();
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void RemoveAnimationEditorToolbarExtender();
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TSharedRef<FExtender> GetAnimationEditorToolbarExtender(const TSharedRef<FUICommandList> CommandList, TSharedRef<IAnimationEditor> InAnimationEditor);
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TSharedRef<FExtender> GetSkeletalMeshEditorToolbarExtender(const TSharedRef<FUICommandList> CommandList, TSharedRef<ISkeletalMeshEditor> InSkeletalMeshEditor);
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void AddSkeletonEditorToolbarExtender();
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void RemoveSkeletonEditorToolbarExtender();
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TSharedRef<FExtender> GetSkeletonEditorToolbarExtender(const TSharedRef<FUICommandList> CommandList, TSharedRef<ISkeletonEditor> InSkeletonEditor);
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void HandleAddSkeletalMeshActionExtenderToToolbar(FToolBarBuilder& ParentToolbarBuilder, UMeshComponent* MeshComponent);
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void AddLevelViewportMenuExtender();
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void RemoveLevelViewportMenuExtender();
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TSharedRef<FExtender> GetLevelViewportContextMenuExtender(const TSharedRef<FUICommandList> CommandList, const TArray<AActor*> InActors);
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void ConvertActorMeshesToStaticMeshUIAction(const TArray<AActor*> InActors);
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FDelegateHandle ModuleLoadedDelegateHandle;
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FDelegateHandle LevelViewportExtenderHandle;
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FDelegateHandle AnimationBlueprintEditorExtenderHandle;
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FDelegateHandle AnimationEditorExtenderHandle;
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FDelegateHandle SkeletonEditorExtenderHandle;
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};
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DECLARE_LOG_CATEGORY_EXTERN(LogMeshUtilities, Verbose, All);
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namespace MeshUtilities
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{
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/** Generates unit length, stratified and uniformly distributed direction samples in a hemisphere. */
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void GenerateStratifiedUniformHemisphereSamples(int32 NumSamples, FRandomStream& RandomStream, TArray<FVector4>& Samples);
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}; |