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itkMultipleValuedVnlCostFunctionAdaptor.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkMultipleValuedVnlCostFunctionAdaptor.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:29:37 $ 00007 Version: $Revision: 1.4 $ 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 __itkMultipleValuedVnlCostFunctionAdaptor_h 00018 #define __itkMultipleValuedVnlCostFunctionAdaptor_h 00019 00020 #include "itkMultipleValuedCostFunction.h" 00021 #include "vnl/vnl_least_squares_function.h" 00022 00023 00024 namespace itk 00025 { 00026 00036 class MultipleValuedVnlCostFunctionAdaptor : 00037 public vnl_least_squares_function 00038 { 00039 public: 00040 00042 typedef vnl_vector<double> InternalParametersType; 00043 00045 typedef vnl_vector<double> InternalMeasureType; 00046 00048 typedef vnl_matrix<double> InternalDerivativeType; 00049 00051 typedef MultipleValuedCostFunction::MeasureType MeasureType; 00052 00054 typedef MultipleValuedCostFunction::ParametersType ParametersType; 00055 00057 typedef MultipleValuedCostFunction::DerivativeType DerivativeType; 00058 00059 00061 MultipleValuedVnlCostFunctionAdaptor( unsigned int spaceDimension, 00062 unsigned int numberOfValues ); 00063 00065 void SetCostFunction( MultipleValuedCostFunction * costFunction ) 00066 { m_CostFunction = costFunction; } 00067 00069 const MultipleValuedCostFunction * GetCostFunction( void ) const 00070 { return m_CostFunction; } 00071 00073 virtual void f( const InternalParametersType & inparameters, 00074 InternalMeasureType & measures ); 00075 00077 virtual void gradf(const InternalParametersType & inparameters, 00078 InternalDerivativeType & gradient ); 00079 00081 virtual void compute(const InternalParametersType & x, 00082 InternalMeasureType * f, 00083 InternalDerivativeType * g ); 00084 00086 static void ConvertInternalToExternalParameters( 00087 const InternalParametersType & input, 00088 ParametersType & output ); 00089 00091 static void ConvertExternalToInternalParameters( 00092 const ParametersType & input, 00093 InternalParametersType & output ); 00094 00096 void ConvertExternalToInternalGradient( 00097 const DerivativeType & input, 00098 InternalDerivativeType & output ); 00099 00101 void ConvertExternalToInternalMeasures( 00102 const MeasureType & input, 00103 InternalMeasureType & output ); 00104 00108 void SetUseGradient(bool); 00109 void UseGradientOn() { this->SetUseGradient( true ); }; 00110 void UseGradientOff() { this->SetUseGradient( false ); }; 00111 bool GetUseGradient() const; 00112 00113 private: 00114 00115 MultipleValuedCostFunction::Pointer m_CostFunction; 00116 00117 }; // end of Class CostFunction 00118 00119 00120 } // end namespace itk 00121 00122 00123 #endif 00124 00125 00126

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