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itkSingleValuedNonLinearVnlOptimizer.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkSingleValuedNonLinearVnlOptimizer.h,v $
00005   Language:  C++
00006   Date:      $Date: 2007-03-22 21:39:38 $
00007   Version:   $Revision: 1.26 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkSingleValuedNonLinearVnlOptimizer_h
00018 #define __itkSingleValuedNonLinearVnlOptimizer_h
00019 
00020 #include "itkSingleValuedNonLinearOptimizer.h"
00021 #include "itkSingleValuedVnlCostFunctionAdaptor.h"
00022 #include "itkCommand.h"
00023 
00024 
00025 namespace itk
00026 {
00027   
00036 class ITK_EXPORT SingleValuedNonLinearVnlOptimizer : 
00037     public SingleValuedNonLinearOptimizer
00038 {
00039 public:
00041   typedef SingleValuedNonLinearVnlOptimizer     Self;
00042   typedef SingleValuedNonLinearOptimizer        Superclass;
00043   typedef SmartPointer<Self>                    Pointer;
00044   typedef SmartPointer<const Self>              ConstPointer;
00045 
00047   itkTypeMacro( SingleValuedNonLinearVnlOptimizer, 
00048                 SingleValueNonLinearOptimizer );
00049 
00054   typedef ReceptorMemberCommand< Self >           CommandType;
00055 
00062   virtual void SetCostFunction( SingleValuedCostFunction * costFunction ) = 0;
00063 
00069   itkGetConstReferenceMacro( Maximize, bool );
00070   itkSetMacro( Maximize, bool );
00071   itkBooleanMacro( Maximize );
00072   bool GetMinimize( ) const
00073     { return !m_Maximize; }
00074   void SetMinimize(bool v)
00075     { this->SetMaximize(!v); }
00076   void MinimizeOn()
00077     { this->MaximizeOff(); }
00078   void MinimizeOff()
00079     { this->MaximizeOn(); }
00081 
00087   itkGetConstReferenceMacro(CachedValue, MeasureType);
00088   itkGetConstReferenceMacro(CachedDerivative, DerivativeType);
00089   itkGetConstReferenceMacro(CachedCurrentPosition, ParametersType);
00091 
00092 protected:
00093   SingleValuedNonLinearVnlOptimizer();
00094   virtual ~SingleValuedNonLinearVnlOptimizer();
00095 
00096   typedef SingleValuedVnlCostFunctionAdaptor   CostFunctionAdaptorType;
00097 
00098   void SetCostFunctionAdaptor( CostFunctionAdaptorType * adaptor );
00099   const CostFunctionAdaptorType * GetCostFunctionAdaptor( void ) const;
00100   CostFunctionAdaptorType * GetCostFunctionAdaptor( void );
00101 
00104   CostFunctionAdaptorType * GetNonConstCostFunctionAdaptor( void ) const;
00105 
00107   void PrintSelf(std::ostream& os, Indent indent) const;
00108 
00109 private:
00111   void IterationReport( const EventObject & event );
00112 
00113   SingleValuedNonLinearVnlOptimizer(const Self&); //purposely not implemented
00114   void operator=(const Self&); //purposely not implemented
00115 
00116   CostFunctionAdaptorType * m_CostFunctionAdaptor;
00117 
00118   bool                      m_Maximize;
00119 
00120   CommandType::Pointer      m_Command;
00121 
00122   mutable ParametersType    m_CachedCurrentPosition;
00123   mutable MeasureType       m_CachedValue;
00124   mutable DerivativeType    m_CachedDerivative;
00125 };
00126 
00127 } // end namespace itk
00128 
00129 #endif
00130 

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