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FBX SDK Reference Guide: kfbxnurbscurve.h Source File

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#ifndef _FBXSDK_NURBS_CURVE_H_
#define _FBXSDK_NURBS_CURVE_H_
/**************************************************************************************

 Copyright © 2001 - 2008 Autodesk, Inc. and/or its licensors.
 All Rights Reserved.

 The coded instructions, statements, computer programs, and/or related material 
 (collectively the "Data") in these files contain unpublished information 
 proprietary to Autodesk, Inc. and/or its licensors, which is protected by 
 Canada and United States of America federal copyright law and by international 
 treaties. 
 
 The Data may not be disclosed or distributed to third parties, in whole or in
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 THE DATA IS PROVIDED "AS IS" AND WITHOUT WARRANTY.
 ALL WARRANTIES ARE EXPRESSLY EXCLUDED AND DISCLAIMED. AUTODESK MAKES NO
 WARRANTY OF ANY KIND WITH RESPECT TO THE DATA, EXPRESS, IMPLIED OR ARISING
 BY CUSTOM OR TRADE USAGE, AND DISCLAIMS ANY IMPLIED WARRANTIES OF TITLE, 
 NON-INFRINGEMENT, MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR USE. 
 WITHOUT LIMITING THE FOREGOING, AUTODESK DOES NOT WARRANT THAT THE OPERATION
 OF THE DATA WILL BE UNINTERRUPTED OR ERROR FREE. 
 
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 OR SUPPLIERS ("AUTODESK GROUP") BE LIABLE FOR ANY LOSSES, DAMAGES OR EXPENSES
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**************************************************************************************/

#include <kaydaradef.h>
#ifndef KFBX_DLL 
    #define KFBX_DLL K_DLLIMPORT
#endif

#include <kaydara.h>

#include <kfbxplugins/kfbxgeometry.h>

#include <fbxfilesdk_nsbegin.h>

class KFBX_DLL KFbxNurbsCurve : public KFbxGeometry 
{
    KFBXOBJECT_DECLARE(KFbxNurbsCurve,KFbxGeometry);
public:
    // inhierited from KFbxNodeAttribute
    virtual KFbxNodeAttribute::EAttributeType GetAttributeType() const;

    enum EDimension
    {
        e2D = 2,
        e3D,
        eDIMENSIONS_COUNT = 2
    };

    enum EType
    {
        eOPEN,
        eCLOSED,
        ePERIODIC,
        eTYPE_COUNT
    }; 

    void InitControlPoints( int pCount, EType pVType );

    inline double* GetKnotVector() const { return mKnotVector; }

    int GetKnotCount() const;

    // Sets the order of the curve
    // Must be set before InitControlPoints() is called. 
    inline void SetOrder( int pOrder ) { mOrder = pOrder; }

    inline int GetOrder() const { return mOrder; }

    inline void SetDimension( EDimension pDimension ) { mDimension = pDimension; }

    inline EDimension GetDimension() const { return mDimension; }

    bool IsRational(); 

    int GetSpanCount();

    inline EType GetType() const { return mNurbType; }

    inline bool IsPolyline() const { return ( GetOrder() == 2 ); }

    bool IsBezier();

    // step? 
    // Need to know multiplicity?

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

public:
    // Clone
    virtual KFbxObject* Clone(KFbxObject* pContainer, KFbxObject::ECloneType pCloneType = eDEEP_CLONE) const;

    bool FullMultiplicity();

protected:

    // Error identifiers, these are only used internally.
    typedef enum 
    {
        eNurbCurveTypeUnknown,
        eWeightTooSmall,
        eKnotVectorError,
        eWrongNumberOfControlPoint,

        /*
        
        eUMultiplicityVectorError,
        eVMultiplicityVectorError,
        ,
        eVKnotVectorError, */
        eErrorCount
    } EError;

    
    KFbxNurbsCurve(KFbxSdkManager& pManager, char const* pName);
    virtual ~KFbxNurbsCurve();
    
    KFbxNurbsCurve& operator=(KFbxNurbsCurve const& pNurb);

    void Reset();

    virtual KString GetTypeName() const;
    virtual KStringList GetTypeFlags() const;

    virtual void Destruct(bool pRecursive, bool pDependents);

private:
    bool mIsRational;
    double* mKnotVector;
    EType mNurbType;
    int mOrder;
    EDimension mDimension; 

public:
    friend class KFbxReaderFbx;
    friend class KFbxReaderFbx6;
    friend class KFbxWriterFbx;
    friend class KFbxWriterFbx6;
    friend class KFbxReaderFbx7;
    friend struct KFbxReaderFbx7Impl;
};

typedef KFbxNurbsCurve* HKFbxNurbsCurve;
typedef class KFBX_DLL KArrayTemplate< KFbxNurbsCurve* > KArrayKFbxNurbsCurve;


#include <fbxfilesdk_nsend.h>

#endif //_FBXSDK_NURBS_CURVE_H_