fbxtrimnurbssurface.h

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/****************************************************************************************
 
   Copyright (C) 2012 Autodesk, Inc.
   All rights reserved.
 
   Use of this software is subject to the terms of the Autodesk license agreement
   provided at the time of installation or download, or which otherwise accompanies
   this software in either electronic or hard copy form.
 
****************************************************************************************/

#ifndef _FBXSDK_SCENE_GEOMETRY_TRIM_NURBS_SURFACE_H_
#define _FBXSDK_SCENE_GEOMETRY_TRIM_NURBS_SURFACE_H_

#include <fbxsdk/fbxsdk_def.h>

#include <fbxsdk/scene/geometry/fbxgeometry.h>
#include <fbxsdk/scene/geometry/fbxnurbssurface.h>
#include <fbxsdk/scene/geometry/fbxnurbscurve.h>
#include <fbxsdk/scene/geometry/fbxgenericnode.h>

#include <fbxsdk/fbxsdk_nsbegin.h>

class FBXSDK_DLL FbxBoundary : public FbxGeometry
{
    FBXSDK_OBJECT_DECLARE(FbxBoundary,FbxGeometry);

public:

    static const char* sOuterFlag;

    FbxPropertyT<FbxBool> OuterFlag;

    void AddCurve( FbxNurbsCurve* pCurve );

    int GetCurveCount() const;

    FbxNurbsCurve* GetCurve( int pIndex );

    FbxNurbsCurve const* GetCurve( int pIndex ) const;


    virtual FbxNodeAttribute::EType GetAttributeType() const;

    bool IsPointInControlHull(const FbxVector4& pPoint );

    FbxVector4 ComputePointInBoundary();

#ifndef DOXYGEN_SHOULD_SKIP_THIS

//
//  WARNING!
//
//  Anything beyond these lines may not be documented accurately and is
//  subject to change without notice.
//

    virtual FbxObject& Copy(const FbxObject& pObject);

protected:
    FbxBoundary(FbxManager& pManager, char const* pName);
    virtual void Construct(const FbxBoundary* pFrom);

    void Reset();

    bool LineSegmentIntersect( const FbxVector4 & pStart1, const FbxVector4 & pEnd1,
                               const FbxVector4 & pStart2, const FbxVector4 & pEnd2 ) const;

public:
    void ClearCurves();
    void CopyCurves( FbxBoundary const& pOther );
    bool IsValid(bool mustClosed = true);
    bool IsCounterClockwise();

#endif // DOXYGEN_SHOULD_SKIP_THIS
};


class FBXSDK_DLL FbxTrimNurbsSurface : public FbxGeometry
{
    FBXSDK_OBJECT_DECLARE(FbxTrimNurbsSurface,FbxGeometry);
public:
    virtual FbxNodeAttribute::EType GetAttributeType() const;


    int GetTrimRegionCount() const;

    void BeginTrimRegion();

    void EndTrimRegion();

    bool              AddBoundary( FbxBoundary* pBoundary );

    FbxBoundary*     GetBoundary( int pIndex, int pRegionIndex = 0 );

    FbxBoundary const*     GetBoundary( int pIndex, int pRegionIndex = 0 ) const;

    int               GetBoundaryCount(int pRegionIndex = 0) const;

    void       SetNurbsSurface( FbxNurbsSurface const* pNurbs );

    FbxNurbsSurface* GetNurbsSurface();

    FbxNurbsSurface const* GetNurbsSurface() const;

    inline void SetFlipNormals( bool pFlip ) { mFlipNormals = pFlip; }

    inline bool GetFlipNormals() const { return  mFlipNormals; }

    virtual int GetControlPointsCount() const;

    virtual void SetControlPointAt(FbxVector4 &pCtrlPoint, FbxVector4 &pNormal , int pIndex);

    virtual FbxVector4* GetControlPoints() const;

#ifndef DOXYGEN_SHOULD_SKIP_THIS

//
//  WARNING!
//
//  Anything beyond these lines may not be documented accurately and is
//  subject to change without notice.
//

    virtual FbxObject& Copy(const FbxObject& pObject);

    bool IsValid(bool mustClosed = true);

protected:
    FbxTrimNurbsSurface(FbxManager& pManager, char const* pName);

public:
    void ClearBoundaries();

    void CopyBoundaries( FbxTrimNurbsSurface const& pOther );

    bool IsValid(int pRegion, bool mustClosed = true);

    void RebuildRegions();

private:
    bool mFlipNormals;

    FbxArray<int> mRegionIndices;

    bool mNewRegion;

#endif // DOXYGEN_SHOULD_SKIP_THIS
};

#include <fbxsdk/fbxsdk_nsend.h>

#endif /* _FBXSDK_SCENE_GEOMETRY_TRIM_NURBS_SURFACE_H_ */