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itkTransform.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkTransform.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:29:28 $ 00007 Version: $Revision: 1.37 $ 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 __itkTransform_h 00018 #define __itkTransform_h 00019 00020 #include "itkObject.h" 00021 #include "itkPoint.h" 00022 #include "itkVector.h" 00023 #include "itkCovariantVector.h" 00024 #include "vnl/vnl_vector_fixed.h" 00025 #include "itkArray.h" 00026 #include "itkArray2D.h" 00027 00028 #include "itkObjectFactory.h" 00029 00030 00031 namespace itk 00032 { 00033 00063 template <class TScalarType, 00064 unsigned int NInputDimensions=3, 00065 unsigned int NOutputDimensions=3> 00066 class ITK_EXPORT Transform : public Object 00067 { 00068 public: 00070 typedef Transform Self; 00071 typedef Object Superclass; 00072 typedef SmartPointer< Self > Pointer; 00073 typedef SmartPointer< const Self > ConstPointer; 00074 00076 itkNewMacro(Self); 00077 00079 itkTypeMacro( Transform, Object ); 00080 00082 itkStaticConstMacro(InputSpaceDimension, unsigned int, NInputDimensions); 00083 itkStaticConstMacro(OutputSpaceDimension, unsigned int, NOutputDimensions); 00084 00086 typedef TScalarType ScalarType; 00087 00089 typedef Array< double > ParametersType; 00090 00092 typedef Array2D< double > JacobianType; 00093 00095 typedef Vector<TScalarType, NInputDimensions> InputVectorType; 00096 typedef Vector<TScalarType, NOutputDimensions> OutputVectorType; 00097 00099 typedef CovariantVector<TScalarType, NInputDimensions> InputCovariantVectorType; 00100 typedef CovariantVector<TScalarType, NOutputDimensions> OutputCovariantVectorType; 00101 00103 typedef vnl_vector_fixed<TScalarType, NInputDimensions> InputVnlVectorType; 00104 typedef vnl_vector_fixed<TScalarType, NOutputDimensions> OutputVnlVectorType; 00105 00107 typedef Point<TScalarType, NInputDimensions> InputPointType; 00108 typedef Point<TScalarType, NOutputDimensions> OutputPointType; 00109 00111 virtual OutputPointType TransformPoint(const InputPointType & ) const 00112 { return OutputPointType(); } 00113 00115 virtual OutputVectorType TransformVector(const InputVectorType &) const 00116 { return OutputVectorType(); } 00117 00119 virtual OutputVnlVectorType TransformVector(const InputVnlVectorType &) const 00120 { return OutputVnlVectorType(); } 00121 00123 virtual OutputCovariantVectorType TransformCovariantVector( 00124 const InputCovariantVectorType &) const 00125 { return OutputCovariantVectorType(); } 00126 00128 virtual void SetParameters( const ParametersType & ) 00129 { itkExceptionMacro( << "Subclasses should override this method" ) }; 00130 00132 virtual const ParametersType& GetParameters(void) const 00133 { itkExceptionMacro( << "Subclasses should override this method" ); 00134 return m_Parameters; }; 00135 00163 virtual const JacobianType & GetJacobian(const InputPointType &) const 00164 { itkExceptionMacro( << "Subclass should override this method" ); 00165 return m_Jacobian; }; 00166 00167 00169 virtual unsigned int GetNumberOfParameters(void) const 00170 { return m_Parameters.Size(); } 00171 00172 00173 protected: 00174 Transform(); 00175 Transform(unsigned int Dimension, unsigned int NumberOfParameters); 00176 virtual ~Transform() {}; 00177 00178 00179 mutable ParametersType m_Parameters; 00180 mutable JacobianType m_Jacobian; 00181 00182 private: 00183 Transform(const Self&); //purposely not implemented 00184 void operator=(const Self&); //purposely not implemented 00185 00186 00187 }; 00188 00189 } // end namespace itk 00190 00191 #ifndef ITK_MANUAL_INSTANTIATION 00192 #include "itkTransform.txx" 00193 #endif 00194 00195 #endif 00196 00197 00198

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