SkeletalMeshLODRenderDataToDynamicMesh.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "DynamicMesh/DynamicMesh3.h"
 
class FSkeletalMeshLODRenderData;
struct FReferenceSkeleton;
 
namespace UE
{
namespace Geometry
{
 class FSkeletalMeshLODRenderDataToDynamicMesh
 {
 public:
 
    // TODO: more options?
     struct ConversionOptions
     {
         bool bWantNormals = true;
         bool bWantTangents = true;
         bool bWantUVs = true;
         bool bWantVertexColors = true;
         bool bWantMaterialIDs = true;
         bool bWantSkinWeights = true;
 
         // mesh vertex positions are multiplied by the build scale
         FVector3d BuildScale = FVector3d::One();
     };
 
    // @param bHasVertexColors                  Whether to add vertex colors to the output (if available)
    // @param GetVertexColorFromLODVertexIndex  Function for getting the vertex color of a given vertex index
     static MESHCONVERSIONENGINETYPES_API bool Convert(
         const FSkeletalMeshLODRenderData* SkeletalMeshResources,
         const FReferenceSkeleton& RefSkeleton,
         const ConversionOptions& Options,
         FDynamicMesh3& OutputMesh,
         bool bHasVertexColors,
         TFunctionRef<FColor(int32)> GetVertexColorFromLODVertexIndex);
 
     static MESHCONVERSIONENGINETYPES_API bool Convert(
         const FSkeletalMeshLODRenderData* SkeletalMeshResources,
         const FReferenceSkeleton& RefSkeleton,
         const ConversionOptions& Options,
         FDynamicMesh3& OutputMesh);
 };
}
}