LegacyParametricSurfaceData.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
 
#include "ParametricSurfaceData.h"
 
namespace UE::CADKernel
{
    class FRetessellationUtils;
}
 
struct FLegacyParametricSceneParameters
{
    uint8 ModelCoordSys = (uint8)ECADKernelModelCoordSystem::ZUp_LeftHanded;
    float MetricUnit = 0.01f;
    float ScaleFactor = 1.0f;
 
    FCADKernelModelParameters ToCADKernel() const
    {
        return {
            ModelCoordSys,
            MetricUnit,
            ScaleFactor
        };
    }
};
 
struct FLegacyParametricMeshParameters
{
    bool bNeedSwapOrientation = false;
    bool bIsSymmetric = false;
    FVector SymmetricOrigin = FVector::ZeroVector;
    FVector SymmetricNormal = FVector::ZeroVector;
 
    FCADKernelMeshParameters ToCADKernel() const
    {
        return {
            bNeedSwapOrientation,
            bIsSymmetric,
            SymmetricOrigin,
            SymmetricNormal,
        };
    }
};
 
struct FLegacyTessellationOptions
{
    float ChordTolerance;
    float MaxEdgeLength;
    float NormalTolerance;
    uint8 StitchingTechnique;
    bool bUseCADKernel = true;
    double GeometricTolerance = 0.001;
    double StitchingTolerance = 0.001;
 
    FCADKernelTessellationSettings ToCADKernel() const
    {
        return FCADKernelTessellationSettings(
            ChordTolerance,
            MaxEdgeLength,
            NormalTolerance,
            static_cast<ECADKernelStitchingTechnique>(StitchingTechnique),
            GeometricTolerance,
            StitchingTolerance,
            bUseCADKernel
        );
    }
};
 
class FLegacyParametricSurfaceData
{
    UParametricSurfaceData* ToCADKernel() const;
 
    void Serialize(FArchive& Ar);
 
    FLegacyParametricSceneParameters SceneParameters;
    FLegacyParametricMeshParameters MeshParameters;
    FLegacyTessellationOptions LastTessellationOptions;
    TArray<uint8> RawData;
 
    friend UE::CADKernel::FRetessellationUtils;
    friend class FCADKernelRetessellateAction;
};