fbxdeformationsevaluator.h

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/****************************************************************************************
 
   Copyright (C) 2015 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_UTILS_DEFORMATIONS_EVALUATOR_H_
#define _FBXSDK_UTILS_DEFORMATIONS_EVALUATOR_H_

#include <fbxsdk/fbxsdk_def.h>

#include <fbxsdk/fbxsdk_nsbegin.h>

class FbxNode;
class FbxMesh;
class FbxTime;
class FbxAnimLayer;
class FbxPose;
class FbxCluster;
class FbxVector4;
class FbxAMatrix;
class FbxDualQuaternion;

class FBXSDK_DLL FbxDeformationsEvaluator
{
public:
    bool Init(const FbxNode* pNode, const FbxMesh* pMesh);

    bool ComputeShapeDeformation(FbxVector4* pVertexArray, const FbxTime& pTime);

    bool ComputeSkinDeformation(FbxVector4* pVertexArray, const FbxTime& pTime, FbxAMatrix* pGX=NULL, const FbxPose* pPose=NULL);

/*****************************************************************************************************************************
** WARNING! Anything beyond these lines is for internal use, may not be documented and is subject to change without notice! **
*****************************************************************************************************************************/
#ifndef DOXYGEN_SHOULD_SKIP_THIS
    FbxDeformationsEvaluator();
    virtual ~FbxDeformationsEvaluator();

private:
    void                ComputeClusterDeformation(FbxVector4* pVertexArray, const FbxTime& pTime, const FbxAMatrix& pGX, FbxCluster* pCluster, FbxAMatrix& pVertexTransformMatrix, const FbxPose* pPose);
    void                ComputeLinearDeformation(FbxVector4* pVertexArray, const FbxTime& pTime, const FbxAMatrix& pGX, const FbxPose* pPose);
    void                ComputeDualQuaternionDeformation(FbxVector4* pVertexArray, const FbxTime& pTime, const FbxAMatrix& pGX, const FbxPose* pPose);
    void                Cleanup();

    bool                mIsConfigured;
    FbxNode*            mNode;
    FbxMesh*            mMesh;
    FbxAnimLayer*       mAnimLayer;

    int                 mVertexCount;
    FbxVector4*         mDstVertexArray;
    FbxVector4*         mVertexArrayLinear;
    FbxVector4*         mVertexArrayDQ;

    FbxAMatrix*         mClusterDeformation;
    double*             mClusterWeight;
    FbxDualQuaternion*  mDQClusterDeformation;
#endif /* !DOXYGEN_SHOULD_SKIP_THIS *****************************************************************************************/
};

#include <fbxsdk/fbxsdk_nsend.h>

#endif /* _FBXSDK_UTILS_DEFORMATIONS_EVALUATOR_H_ */