ITK  4.4.0
Insight Segmentation and Registration Toolkit
itkConjugateGradientOptimizer.h
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18 #ifndef __itkConjugateGradientOptimizer_h
19 #define __itkConjugateGradientOptimizer_h
20 
21 #include "itkIntTypes.h"
23 #include "vnl/algo/vnl_conjugate_gradient.h"
24 
25 namespace itk
26 {
33 class ITK_EXPORT ConjugateGradientOptimizer:
35 
36 {
37 public:
43 
45  itkNewMacro(Self);
46 
49 
51  typedef vnl_vector< double > InternalParametersType;
52 
54  typedef vnl_conjugate_gradient InternalOptimizerType;
55 
57  vnl_conjugate_gradient * GetOptimizer(void);
58 
60  void StartOptimization(void);
61 
63  virtual void SetCostFunction(SingleValuedCostFunction *costFunction);
64 
66  SizeValueType GetNumberOfIterations(void) const;
67 
68  SizeValueType GetCurrentIteration(void) const;
69 
71  MeasureType GetValue() const;
72 
73 protected:
75  virtual ~ConjugateGradientOptimizer();
76 
77  typedef Superclass::CostFunctionAdaptorType CostFunctionAdaptorType;
78 
79 private:
80  ConjugateGradientOptimizer(const Self &); //purposely not implemented
81  void operator=(const Self &); //purposely not implemented
82 
86 };
87 } // end namespace itk
88 
89 #endif
90