root/Minuit2/SimplexSeedGenerator.h

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_SimplexSeedGenerator
0011 #define ROOT_Minuit2_SimplexSeedGenerator
0012
0013 #include "Minuit2/MinimumSeedGenerator.h"
0014
0015 namespace ROOT {
0016
0017 namespace Minuit2 {
0018
0019 class MinimumSeed;
0020 class MnFcn;
0021 class MnUserParameterState;
0022 class MnStrategy;
0023
0024 /**
0025    generate Simplex starting point (state)
0026  */
0027 class SimplexSeedGenerator : public MinimumSeedGenerator {
0028
0029 public:
0030    SimplexSeedGenerator() {}
0031
0032    ~SimplexSeedGenerator() override {}
0033
0034    MinimumSeed
0035    operator()(const MnFcn &, const GradientCalculator &, const MnUserParameterState &, const MnStrategy &) const override;
0036
0037    MinimumSeed operator()(const MnFcn &, const AnalyticalGradientCalculator &, const MnUserParameterState &,
0038                                   const MnStrategy &) const override;
0039
0040 private:
0041 };
0042
0043 } // namespace Minuit2
0044
0045 } // namespace ROOT
0046
0047 #endif // ROOT_Minuit2_SimplexSeedGenerator