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itkTranslationTransform.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkTranslationTransform.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:29:28 $ 00007 Version: $Revision: 1.29 $ 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 00018 #ifndef __itkTranslationTransform_h 00019 #define __itkTranslationTransform_h 00020 00021 #include <iostream> 00022 #include "itkTransform.h" 00023 #include "itkExceptionObject.h" 00024 #include "itkMatrix.h" 00025 00026 00027 00028 00029 namespace itk 00030 { 00031 00039 template < 00040 class TScalarType=double, // Data type for scalars (float or double) 00041 unsigned int NDimensions=3> // Number of dimensions 00042 class ITK_EXPORT TranslationTransform : 00043 public Transform< TScalarType, NDimensions, NDimensions > 00044 { 00045 public: 00047 typedef TranslationTransform Self; 00048 typedef Transform< TScalarType, NDimensions, NDimensions > Superclass; 00049 typedef SmartPointer<Self> Pointer; 00050 typedef SmartPointer<const Self> ConstPointer; 00051 00053 itkNewMacro( Self ); 00054 00056 itkTypeMacro( TranslationTransform, Transform ); 00057 00059 itkStaticConstMacro(SpaceDimension, unsigned int, NDimensions); 00060 itkStaticConstMacro(ParametersDimension, unsigned int, NDimensions); 00061 00063 typedef typename Superclass::ScalarType ScalarType; 00064 00066 typedef typename Superclass::ParametersType ParametersType; 00067 00069 typedef typename Superclass::JacobianType JacobianType; 00070 00072 typedef Vector<TScalarType, itkGetStaticConstMacro(SpaceDimension)> InputVectorType; 00073 typedef Vector<TScalarType, itkGetStaticConstMacro(SpaceDimension)> OutputVectorType; 00074 00076 typedef CovariantVector<TScalarType, itkGetStaticConstMacro(SpaceDimension)> InputCovariantVectorType; 00077 typedef CovariantVector<TScalarType, itkGetStaticConstMacro(SpaceDimension)> OutputCovariantVectorType; 00078 00080 typedef vnl_vector_fixed<TScalarType, itkGetStaticConstMacro(SpaceDimension)> InputVnlVectorType; 00081 typedef vnl_vector_fixed<TScalarType, itkGetStaticConstMacro(SpaceDimension)> OutputVnlVectorType; 00082 00084 typedef Point<TScalarType, itkGetStaticConstMacro(SpaceDimension)> InputPointType; 00085 typedef Point<TScalarType, itkGetStaticConstMacro(SpaceDimension)> OutputPointType; 00086 00089 const OutputVectorType & GetOffset(void) const 00090 { return m_Offset; } 00091 00094 void SetParameters(const ParametersType & parameters); 00095 00097 virtual const ParametersType& GetParameters(void) const; 00098 00102 void SetOffset(const OutputVectorType &offset) 00103 { m_Offset = offset; return; } 00104 00106 void Compose(const Self * other, bool pre=0); 00107 00112 void Translate(const OutputVectorType &offset, bool pre=0); 00113 00118 OutputPointType TransformPoint(const InputPointType &point ) const; 00119 OutputVectorType TransformVector(const InputVectorType &vector) const; 00120 OutputVnlVectorType TransformVector(const InputVnlVectorType &vector) const; 00121 OutputCovariantVectorType TransformCovariantVector( 00122 const InputCovariantVectorType &vector) const; 00123 00127 inline InputPointType BackTransform(const OutputPointType &point ) const; 00128 inline InputVectorType BackTransform(const OutputVectorType &vector) const; 00129 inline InputVnlVectorType BackTransform(const OutputVnlVectorType &vector) const; 00130 inline InputCovariantVectorType BackTransform( 00131 const OutputCovariantVectorType &vector) const; 00132 00137 typename TranslationTransform::Pointer Inverse(void) const; 00138 00140 virtual const JacobianType & GetJacobian(const InputPointType &point ) const; 00141 00143 void SetIdentity(void); 00144 00146 virtual unsigned int GetNumberOfParameters(void) const 00147 { return NDimensions; } 00148 00149 00150 protected: 00151 TranslationTransform(); 00152 ~TranslationTransform(); 00154 void PrintSelf(std::ostream &os, Indent indent) const; 00155 00156 private: 00157 TranslationTransform(const Self&); //purposely not implemented 00158 void operator=(const Self&); //purposely not implemented 00159 00160 OutputVectorType m_Offset; // Offset of the transformation 00161 00162 00163 }; //class TranslationTransform 00164 00165 00166 } // namespace itk 00167 00168 00169 #ifndef ITK_MANUAL_INSTANTIATION 00170 #include "itkTranslationTransform.txx" 00171 #endif 00172 00173 #endif /* __itkTranslationTransform_h */

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