MnTraceObject.h

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// @(#)root/minuit2:$Id$
// Author:  L. Moneta 2012
 
/**********************************************************************
 *                                                                    *
 * Copyright (c) 2012 LCG ROOT Math team,  CERN/PH-SFT                *
 *                                                                    *
 **********************************************************************/
 
#ifndef ROOT_Minuit2_MnTraceObject
#define ROOT_Minuit2_MnTraceObject
 
namespace ROOT {
 
   namespace Minuit2 {
 
      class MinimumState;
      class MnUserParameterState;
 
      class MnTraceObject {
 
      public:
 
         MnTraceObject(int parNumber = -1) :
            fUserState(0),
            fParNumber(parNumber) {}
 
         virtual ~MnTraceObject() {}
 
         virtual void Init(const MnUserParameterState & state) { fUserState = &state; }
 
         virtual void operator() (int i, const MinimumState & state);
 
         const MnUserParameterState & UserState() const { return *fUserState; }
 
         void SetParNumber(int number) { fParNumber = number; }
 
         int  ParNumber() const { return fParNumber; }
 
      private:
 
         const MnUserParameterState * fUserState;
         int fParNumber;
      };
 
   }  // namespace Minuit2
}  // namespace ROOT
 
#endif  // ROOT_Minuit2_MnTraceIter