TMinuit2TraceObject.h

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// @(#)root/minuit2:$Id$
// Author:  L. Moneta 2012
 
/**********************************************************************
 *                                                                    *
 * Copyright (c) 2012 LCG ROOT Math team,  CERN/PH-SFT                *
 *                                                                    *
 **********************************************************************/
 
#ifndef ROOT_TMinuit2TraceObject
#define ROOT_TMinuit2TraceObject
 
#include "TNamed.h"
#include "Minuit2/MnTraceObject.h"
 
class TH1;
class TVirtualPad;
class TList;
 
namespace ROOT {
 
   namespace Minuit2 {
 
      class MinimumState;
      class MnUserParameterState;
 
   }  // namespace Minuit2
}  // namespace ROOT
 
class TMinuit2TraceObject : public ROOT::Minuit2::MnTraceObject, public TNamed {
 
public:
 
   TMinuit2TraceObject(int parNumber = -1);
 
   virtual ~TMinuit2TraceObject();
 
   virtual void Init(const ROOT::Minuit2::MnUserParameterState & state);
 
   virtual void operator() (int i, const ROOT::Minuit2::MinimumState & state);
 
   ClassDef(TMinuit2TraceObject,0) // Example Trace Object for Minuit2
 
private:
 
   int fIterOffset;                // offset in iteration in case of combined minimizers
   TH1 * fHistoFval;               // Function value histogram
   TH1 * fHistoEdm;                // Edm histogram
   TList * fHistoParList;          // list of parameter values histograms
   TVirtualPad * fOldPad;          // old existing current pad
   TVirtualPad * fMinuitPad;       // new pad with trace histograms
 
 
};
 
 
#endif  // ROOT_TMinuit2TraceObject