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GradientCalculator.h
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1 // @(#)root/minuit2:$Id$
2 // Authors: M. Winkler, F. James, L. Moneta, A. Zsenei 2003-2005
3 
4 /**********************************************************************
5  * *
6  * Copyright (c) 2005 LCG ROOT Math team, CERN/PH-SFT *
7  * *
8  **********************************************************************/
9 
10 #ifndef ROOT_Minuit2_GradientCalculator
11 #define ROOT_Minuit2_GradientCalculator
12 
13 namespace ROOT {
14 
15 namespace Minuit2 {
16 
17 class MinimumParameters;
18 class FunctionGradient;
19 
20 /**
21  interface class for gradient calculators
22  */
24 
25 public:
26  virtual ~GradientCalculator() {}
27 
28  virtual FunctionGradient operator()(const MinimumParameters &) const = 0;
29 
30  virtual FunctionGradient operator()(const MinimumParameters &, const FunctionGradient &) const = 0;
31 };
32 
33 } // namespace Minuit2
34 
35 } // namespace ROOT
36 
37 #endif // ROOT_Minuit2_GradientCalculator
ROOT::Minuit2::GradientCalculator::operator()
virtual FunctionGradient operator()(const MinimumParameters &, const FunctionGradient &) const =0
ROOT::Minuit2::FunctionGradient
Definition: FunctionGradient.h:21
ROOT::Minuit2::GradientCalculator::operator()
virtual FunctionGradient operator()(const MinimumParameters &) const =0
ROOT::Minuit2::MinimumParameters
Definition: MinimumParameters.h:19
ROOT::Minuit2::GradientCalculator::~GradientCalculator
virtual ~GradientCalculator()
Definition: GradientCalculator.h:26
ROOT::Minuit2::GradientCalculator
interface class for gradient calculators
Definition: GradientCalculator.h:23
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