Visu.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
#ifdef CADKERNEL_DEV
#include "Core/Parameter.h"
#include "Core/Parameters.h"
#endif
 
#include "Core/Types.h"
#include "Math/Point.h"
 
namespace UE::CADKernel
{
enum EVisuProperty
{
    BBox = 0,          // Green see CADKernelUI::properties    
    Point,             // Blue
    Element,           // Brown
    Curve,             // Blue
    Iso,               // Red
    ControlLine,       // Purple
    EdgeMesh,          // blue
    NodeMesh,          // blue
    BorderEdge,        // Green
    NonManifoldEdge,   // Red          
    BorderTopo,        // Dark brown
    ControlPoint,      // Purple         
    YellowPoint,
    YellowCurve,
    BluePoint,
    BlueCurve,
    RedPoint,
    RedCurve,
    PurplePoint,
    PurpleCurve,
    GreenPoint,
    GreenCurve,
    PinkPoint,
    PinkCurve,
    OrangePoint,
    OrangeCurve,
    Last,
};
 
extern const TCHAR* VisuPropertyNames[];
 
class FMesh;
 
#ifdef CADKERNEL_DEV
 
class CADKERNEL_API FVisuParameters : public FParameters
{
public:
 
    FParameter ChordError;
 
    FParameter IsoUNumber;
 
    FParameter IsoVNumber;
 
    FParameter bDisplayCADOrient;
    FParameter bDisplayMeshOrient;
    FParameter bDisplayAxis;
    FParameter bDisplayNormals;
 
    FParameter NormalLength;
 
    FVisuParameters()
        : FParameters(10)
        , ChordError(TEXT("DiscretizationError"), 0.02, *this)
        , IsoUNumber(TEXT("IsoUNumber"), 3, *this)
        , IsoVNumber(TEXT("IsoVNumber"), 3, *this)
        , bDisplayCADOrient(TEXT("DisplayCadOrient"), false, *this)
        , bDisplayMeshOrient(TEXT("DisplayMeshOrient"), true, *this)
        , bDisplayAxis(TEXT("DisplayAxis"), false, *this)
        , bDisplayNormals(TEXT("DisplayNormals"), false, *this)
        , NormalLength(TEXT("NormalLength"), 10., *this)
    {}
};
#endif
 
class CADKERNEL_API FVisu
{
protected:
#ifdef CADKERNEL_DEV
    FVisuParameters Parameters;
#endif
 
    int32 SessionNum;
 
    void NewSession()
    {
        ensureCADKernel(SessionNum >= 0);
        ++SessionNum;
    }
 
    void EndSession()
    {
        --SessionNum;
        if (SessionNum < 0)
        {
            SessionNum = 0;
        }
    }
 
public:
 
    FVisu()
    {
        SessionNum = 0;
    }
 
    virtual ~FVisu() = default;
 
    int32 GetPropertyCount()
    {
        return EVisuProperty::Last;
    }
 
#ifdef CADKERNEL_DEV
    FVisuParameters* GetParameters()
    {
        return &Parameters;
    }
#endif
 
    virtual void NewDB(const TCHAR* InName)
    {}
 
    virtual void Open3DDebugSession(const TCHAR* SessionName, const TArray<FIdent>& Ids)
    {}
 
    virtual void Close3DDebugSession()
    {}
 
    virtual void Open3DDebugSegment(FIdent Ident)
    {}
 
    virtual void Close3DDebugSegment()
    {}
 
    virtual void UpdateViewer()
    {}
 
    virtual void DrawPoint(const FVector& Point, EVisuProperty InProperty = EVisuProperty::BluePoint)
    {}
 
    virtual void DrawPoint(const FVector2d& Point, EVisuProperty InProperty = EVisuProperty::BluePoint)
    {}
 
    virtual void DrawElement(int32 Dimension, TArray<FVector>& Points, EVisuProperty InProperty = EVisuProperty::Element)
    {}
 
    virtual void DrawPolyline(const TArray<FVector>& Points, EVisuProperty InProperty = EVisuProperty::BlueCurve)
    {}
 
    virtual void DrawPolyline(const TArray<FVector2d>& Points, EVisuProperty InProperty = EVisuProperty::BlueCurve)
    {}
 
    virtual void DrawMesh(FIdent MeshId)
    {}
};
 
} // namespace UE::CADKernel