MatrixInverse.h

Go to the documentation of this file.

// @(#)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_MatrixInverse
#define ROOT_Minuit2_MatrixInverse
 
#include "Minuit2/ABTypes.h"
#include "Minuit2/ABObj.h"
 
namespace ROOT {
 
namespace Minuit2 {
 
template <class mtype, class M, class T>
class MatrixInverse {
 
public:
   MatrixInverse(const M &obj) : fObject(obj) {}
 
   ~MatrixInverse() {}
 
   typedef mtype Type;
 
   const M &Obj() const { return fObject; }
 
private:
   M fObject;
};
 
template <class M, class T>
class MatrixInverse<vec, M, T> {
 
private:
   MatrixInverse(const M &obj) : fObject(obj) {}
 
public:
   ~MatrixInverse() {}
 
   typedef vec Type;
 
   const M &Obj() const { return fObject; }
 
private:
   M fObject;
};
 
template <class mt, class M, class T>
inline ABObj<mt, MatrixInverse<mt, ABObj<mt, M, T>, T>, T> Inverse(const ABObj<mt, M, T> &obj)
{
   return ABObj<mt, MatrixInverse<mt, ABObj<mt, M, T>, T>, T>(MatrixInverse<mt, ABObj<mt, M, T>, T>(obj));
}
 
} // namespace Minuit2
 
} // namespace ROOT
 
#endif // ROOT_Minuit2_MatrixInverse