MnVectorTransform.h

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// @(#)root/minuit2:$Id$
// Authors: M. Winkler, F. James, L. Moneta, A. Zsenei   2003-2005

/**********************************************************************
 *                                                                    *
 * Copyright (c) 2005 LCG ROOT Math team,  CERN/PH-SFT                *
 *                                                                    *
 **********************************************************************/

#ifndef ROOT_Minuit2_MnVectorTransform
#define ROOT_Minuit2_MnVectorTransform

#include "Minuit2/MnMatrix.h"

namespace ROOT {

   namespace Minuit2 {


class MnVectorTransform {

public:

  MnVectorTransform() {}

  ~MnVectorTransform() {}

  std::vector<double> operator()(const MnAlgebraicVector& avec) const {

    std::vector<double> result; result.reserve(avec.size());

    for(unsigned int i = 0; i < avec.size(); i++) result.push_back(avec(i));

    return result;
  }

};

  }  // namespace Minuit2

}  // namespace ROOT

#endif  // ROOT_Minuit2_MnVectorTransform