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File indexing completed on 2025-09-17 09:14:07

0001 // @(#)root/minuit2:$Id$
0002 // Authors: M. Winkler, F. James, L. Moneta, A. Zsenei   2003-2005
0003 
0004 /**********************************************************************
0005  *                                                                    *
0006  * Copyright (c) 2005 LCG ROOT Math team,  CERN/PH-SFT                *
0007  *                                                                    *
0008  **********************************************************************/
0009 
0010 #ifndef ROOT_Minuit2_MinimumSeedGenerator
0011 #define ROOT_Minuit2_MinimumSeedGenerator
0012 
0013 namespace ROOT {
0014 
0015 namespace Minuit2 {
0016 
0017 class MinimumSeed;
0018 class MnFcn;
0019 class GradientCalculator;
0020 class MnUserParameterState;
0021 class MnStrategy;
0022 
0023 /** base class for seed generators (starting values); the seed generator
0024     prepares initial starting values from the input (MnUserParameterState)
0025     for the minimization;
0026  */
0027 
0028 class MinimumSeedGenerator {
0029 public:
0030    virtual MinimumSeed
0031    operator()(const MnFcn &, const GradientCalculator &, const MnUserParameterState &, const MnStrategy &) const = 0;
0032 };
0033 
0034 } // namespace Minuit2
0035 
0036 } // namespace ROOT
0037 
0038 #endif // ROOT_Minuit2_MinimumSeedGenerator