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FBX SDK Reference Guide: kfbxaxissystem.h Source File

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#ifndef FBXFILESDK_KFBXPLUGINS_KFBXAXISSYSTEM_H
#define FBXFILESDK_KFBXPLUGINS_KFBXAXISSYSTEM_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 (collectively the "Data") in these files contain unpublished information 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
 part, without the prior written consent of Autodesk, Inc. ("Autodesk").

 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. 
 
 IN NO EVENT SHALL AUTODESK, ITS AFFILIATES, PARENT COMPANIES, LICENSORS
 OR SUPPLIERS ("AUTODESK GROUP") BE LIABLE FOR ANY LOSSES, DAMAGES OR EXPENSES
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**************************************************************************************/

#include <fbxfilesdk/components/kbaselib/kaydaradef_h.h>
#include <fbxfilesdk/components/kbaselib/kaydara.h>

#include <fbxfilesdk/components/kbaselib/klib/karrayul.h>
#include <fbxfilesdk/components/kbaselib/klib/kstring.h>

#include <fbxfilesdk/components/kfcurve/kfcurve_forward.h>

#include <fbxfilesdk/kfbxmath/kfbxmatrix.h>

#include <fbxfilesdk/fbxfilesdk_nsbegin.h>

class KFbxNode;
class KFbxScene;

class KFBX_DLL KFbxAxisSystem
{
public:

    enum eUpVector {
        XAxis = 1,
        YAxis = 2,
        ZAxis = 3        
    };
    
    /* \enum eFrontVector. Vector with origin at the screen pointing toward the camera.
     * This is a subset of enum eUpVector because axis cannot be repeated.
     * - \e ParityEven
     * - \e ParityOdd
     */
    enum eFrontVector {
        ParityEven = 1,
        ParityOdd  = 2
    };

    /* \enum eCoorSystem.
    * - \e RightHanded
    * - \e LeftHanded
    */
    enum eCoorSystem {
        RightHanded = 0,
        LeftHanded  = 1
    };

    /* \enum ePreDefinedAxisSystem.
    * - \e eMayaZUp
    * - \e eMayaYUp
    * - \e eMax
    * - \e eMotionBuilder
    * - \e eOpenGL
    * - \e eDirectX
    * - \e eLightwave
    */
    enum ePreDefinedAxisSystem {
        eMayaZUp = 0,
        eMayaYUp,
        eMax,
        eMotionBuilder,
        eOpenGL,
        eDirectX,
        eLightwave
    };

    KFbxAxisSystem(eUpVector pUpVector, eFrontVector pFrontVector, eCoorSystem pCoorSystem);
    KFbxAxisSystem(const KFbxAxisSystem& pAxisSystem);
    KFbxAxisSystem(const ePreDefinedAxisSystem pAxisSystem);
    virtual ~KFbxAxisSystem();

    bool operator==(const KFbxAxisSystem& pAxisSystem)const;
    bool operator!=(const KFbxAxisSystem& pAxisSystem)const;
    KFbxAxisSystem& operator=(const KFbxAxisSystem& pAxisSystem);

    static const KFbxAxisSystem MayaZUp;
    static const KFbxAxisSystem MayaYUp;
    static const KFbxAxisSystem Max;
    static const KFbxAxisSystem Motionbuilder;
    static const KFbxAxisSystem OpenGL;
    static const KFbxAxisSystem DirectX;
    static const KFbxAxisSystem Lightwave;

    void ConvertScene(KFbxScene* pScene) const;

    void ConvertScene(KFbxScene* pScene, KFbxNode* pFbxRoot) const;

    eUpVector GetUpVector( int & pSign ) const;

    eCoorSystem GetCoorSystem() const;

    void ConvertChildren(KFbxNode* pRoot, const KFbxAxisSystem& pSrcSystem) const;

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

protected:

    class KFbxAxis
    {
    public:
        enum eAxis {
            eXAxis = 0, eYAxis, eZAxis
        };

        eAxis mAxis;
        int   mSign;

        bool operator==(const KFbxAxis& pAxis)const
        {
            return mAxis == pAxis.mAxis && mSign == pAxis.mSign;
        }
    };

    KFbxAxis mUpVector;
    KFbxAxis mFrontVector;
    KFbxAxis mCoorSystem;

protected:
    // Conversion engine, here you will find all the step involed into the conversion

    // Convert Translation and Rotation FCurve.
    void ConvertTProperty(KArrayTemplate<KFbxNode*>& pNodes, const KFbxAxisSystem& pFrom) const;
    void ConvertFCurve(KArrayTemplate<KFCurve*>& pFCurves, const KFbxAxisSystem& pFrom)const;

    // Adjust Pre rotation to orient the node and childs correctly.
    void AdjustPreRotation(KFbxNode* pNode, const KFbxMatrix& pConversionRM)const;

    void AdjustPivots(KFbxNode* pNode, const KFbxMatrix& pConversionRM)const;

    void GetConversionMatrix(const KFbxAxisSystem& pFrom, KFbxMatrix& pConversionRM)const;

    void AdjustLimits(KFbxNode* pNode, const KFbxMatrix& pConversionRM)const;

    void AdjustPoses(KFbxScene* pScene, const KFbxMatrix& pConversionRM) const;

    void AdjustCamera(KFbxNode* pNode, const KFbxMatrix& pConversionRM ) const;

    void AdjustCluster(KFbxNode* pNode, const KFbxMatrix& pConversionRM) const;

    void ConvertChildren(KFbxNode* pRoot, const KFbxAxisSystem& pSrcSystem, bool pSubChildrenOnly) const;

    friend class KFbxGlobalSettings;
};

#include <fbxfilesdk/fbxfilesdk_nsend.h>


#endif // FBXFILESDK_KFBXPLUGINS_KFBXAXISSYSTEM_H