zxhMetricRMS.h

/*=========================================================================

  Program:   ZXH Registration Software
  Author:    Xiahai Zhuang
  Module:    $RCSfle: zxhMetricRMS.h    $
  Language:  C++
  Date:      $Date: From  2004-01 $
  Version:   $Revision: 1.0, 2.0 $

=========================================================================*/

#ifndef zxhMetricRMS_h
#define zxhMetricRMS_h

#include "zxhMetricFFDBase.h"
#include "zxhMetricBase.h" 


class zxhMetricRMS:
     public zxhMetricFFDBase, public zxhMetricBase
{
public:
    zxhMetricRMS(void);
    virtual ~zxhMetricRMS(void);

    virtual std::string GetMetricType() {return "_RMS_"+zxhMetricFFDBase::GetMetricType(); } ;

    virtual zxhMetricBase*  Clone(zxhMetricBase*&pRet);
    virtual int GetValue(zxhlfloat&fValue);
    
    virtual int ComputeConstanceForFFDGradient()        { return 1;} ;

    virtual int GetValueByFFDGrid(zxhlfloat&fValue, int aiCtrPnt[ImageDimensionMax]); 

protected:
    virtual void    SetFFDMetricBase()  {m_pMetricBase=this;};
};
typedef zxhMetricRMS zxhMetricRMSFFD ;



#endif//zxhMetricRMS_h