InitializeMeshes ( UToolTarget* Target, TSharedPtr< UE::Geometry::FDynamicM..., UMeshOpPreviewWithBackgroundCompute..., int32 AssetID, int32 UVLayerIndex, UWorld* UnwrapWorld, UWorld* LivePreviewWorld, UMaterialInterface* WorkingMat..., TFunction< FVector3d(const FVector2..., TFunction< FVector2f(const FVector3... )