MnCross.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_MnCross
#define ROOT_Minuit2_MnCross
 
#include "Minuit2/MnUserParameterState.h"
 
namespace ROOT {
 
namespace Minuit2 {
 
class MnCross {
 
public:
   class CrossParLimit {
   };
   class CrossFcnLimit {
   };
   class CrossNewMin {
   };
 
public:
   MnCross()
      : fValue(0.), fState(MnUserParameterState()), fNFcn(0), fValid(false), fLimset(false), fMaxFcn(false),
        fNewMin(false)
   {
   }
 
   MnCross(unsigned int nfcn)
      : fValue(0.), fState(MnUserParameterState()), fNFcn(nfcn), fValid(false), fLimset(false), fMaxFcn(false),
        fNewMin(false)
   {
   }
 
   MnCross(const MnUserParameterState &state, unsigned int nfcn)
      : fValue(0.), fState(state), fNFcn(nfcn), fValid(false), fLimset(false), fMaxFcn(false), fNewMin(false)
   {
   }
 
   MnCross(double value, const MnUserParameterState &state, unsigned int nfcn)
      : fValue(value), fState(state), fNFcn(nfcn), fValid(true), fLimset(false), fMaxFcn(false), fNewMin(false)
   {
   }
 
   MnCross(const MnUserParameterState &state, unsigned int nfcn, CrossParLimit)
      : fValue(0.), fState(state), fNFcn(nfcn), fValid(true), fLimset(true), fMaxFcn(false), fNewMin(false)
   {
   }
 
   MnCross(const MnUserParameterState &state, unsigned int nfcn, CrossFcnLimit)
      : fValue(0.), fState(state), fNFcn(nfcn), fValid(false), fLimset(false), fMaxFcn(true), fNewMin(false)
   {
   }
 
   MnCross(const MnUserParameterState &state, unsigned int nfcn, CrossNewMin)
      : fValue(0.), fState(state), fNFcn(nfcn), fValid(false), fLimset(false), fMaxFcn(false), fNewMin(true)
   {
   }
 
   ~MnCross() {}
 
   MnCross(const MnCross &cross)
      : fValue(cross.fValue), fState(cross.fState), fNFcn(cross.fNFcn), fValid(cross.fValid), fLimset(cross.fLimset),
        fMaxFcn(cross.fMaxFcn), fNewMin(cross.fNewMin)
   {
   }
 
   MnCross &operator=(const MnCross &) = default;
 
   MnCross &operator()(const MnCross &cross)
   {
      fValue = cross.fValue;
      fState = cross.fState;
      fNFcn = cross.fNFcn;
      fValid = cross.fValid;
      fLimset = cross.fLimset;
      fMaxFcn = cross.fMaxFcn;
      fNewMin = cross.fNewMin;
      return *this;
   }
 
   double Value() const { return fValue; }
   const MnUserParameterState &State() const { return fState; }
   bool IsValid() const { return fValid; }
   bool AtLimit() const { return fLimset; }
   bool AtMaxFcn() const { return fMaxFcn; }
   bool NewMinimum() const { return fNewMin; }
   unsigned int NFcn() const { return fNFcn; }
 
private:
   double fValue;
   MnUserParameterState fState;
   unsigned int fNFcn;
   bool fValid;
   bool fLimset;
   bool fMaxFcn;
   bool fNewMin;
};
 
} // namespace Minuit2
 
} // namespace ROOT
 
#endif // ROOT_Minuit2_MnCross