MnSeedGenerator.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_MnSeedGenerator
#define ROOT_Minuit2_MnSeedGenerator
 
#include "Minuit2/MinimumSeedGenerator.h"
#include "Minuit2/AnalyticalGradientCalculator.h"
 
namespace ROOT {
 
namespace Minuit2 {
 
/** concrete implementation of the MinimumSeedGenerator interface; used within
    ModularFunctionMinimizer;
 */
 
class MnSeedGenerator : public MinimumSeedGenerator {
public:
   MinimumSeed operator()(const MnFcn &, const GradientCalculator &, const MnUserParameterState &,
                          const MnStrategy &) const override;
 
private:
   MinimumSeed CallWithAnalyticalGradientCalculator(const MnFcn &, const AnalyticalGradientCalculator &,
                                                    const MnUserParameterState &, const MnStrategy &) const;
};
 
} // namespace Minuit2
 
} // namespace ROOT
 
#endif // ROOT_Minuit2_MnSeedGenerator