MeshDescriptionUVsToDynamicMesh.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "GeometryBase.h"
#include "HAL/Platform.h"
#include "Templates/SharedPointer.h"
 
struct FMeshDescription;
 
namespace UE {
namespace Geometry {
 
class FDynamicMesh3;
 
class FMeshDescriptionUVsToDynamicMesh
{
public:
    int32 UVLayerIndex = 0;
 
    // The [0,1] UV range will be scaled to [0, ScaleFactor]
    double ScaleFactor = 1000;
 
    MESHCONVERSION_API int32 GetNumUVLayers(const FMeshDescription* InputMeshDescription) const;
 
    // TODO: The conversion function forward to a dynamic mesh should be made to produce maps 
    // similar to MeshDescriptionToDynamicMesh, which is why this is not a const function.
    MESHCONVERSION_API TSharedPtr<FDynamicMesh3> GetUVMesh(const FMeshDescription* InputMeshDescription);
 
    MESHCONVERSION_API void BakeBackUVsFromUVMesh(const FDynamicMesh3* DynamicUVMesh, FMeshDescription* OutputMeshDescription) const;
};
 
}}//end namespace UE::Geometry