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00017 #ifndef __itkExtensionVelocitiesImageFilter_h
00018 #define __itkExtensionVelocitiesImageFilter_h
00019
00020 #include "itkLevelSetVelocityNeighborhoodExtractor.h"
00021 #include "itkFastMarchingExtensionImageFilter.h"
00022 #include "itkReinitializeLevelSetImageFilter.h"
00023
00024 namespace itk
00025 {
00047 template <
00048 class TLevelSet,
00049 class TAuxValue = float,
00050 unsigned int VAuxDimension = 1
00051 >
00052 class ITK_EXPORT ExtensionVelocitiesImageFilter :
00053 public ReinitializeLevelSetImageFilter<TLevelSet>
00054 {
00055 public:
00056
00058 typedef ExtensionVelocitiesImageFilter Self;
00059 typedef ReinitializeLevelSetImageFilter<TLevelSet> Superclass;
00060 typedef SmartPointer<Self> Pointer;
00061 typedef SmartPointer<const Self> ConstPointer;
00062
00064 itkNewMacro(Self);
00065
00067 itkTypeMacro(ExtensionVelocitiesImageFilter, ReinitializeLevelSetImageFilter);
00068
00070 typedef LevelSetTypeDefault<TLevelSet> LevelSetType;
00071 typedef typename LevelSetType::LevelSetPointer LevelSetPointer;
00072 typedef typename LevelSetType::LevelSetConstPointer LevelSetConstPointer;
00073 typedef typename LevelSetType::PixelType PixelType;
00074 typedef typename LevelSetType::NodeType NodeType;
00075 typedef typename LevelSetType::NodeContainer NodeContainer;
00076 typedef typename LevelSetType::NodeContainerPointer NodeContainerPointer;
00077
00079 itkStaticConstMacro(SetDimension, unsigned int,LevelSetType::SetDimension);
00080
00082 typedef AuxVarTypeDefault<TAuxValue,VAuxDimension,
00083 itkGetStaticConstMacro(SetDimension)>
00084 AuxVarType;
00085 typedef typename AuxVarType::AuxValueType AuxValueType;
00086 typedef typename AuxVarType::AuxValueVectorType AuxValueVectorType;
00087 typedef typename AuxVarType::AuxValueContainer AuxValueContainer;
00088 typedef typename AuxVarType::AuxImageType AuxImageType;
00089 typedef typename AuxVarType::AuxImagePointer AuxImagePointer;
00090 typedef typename AuxVarType::AuxImageConstPointer AuxImageConstPointer;
00091
00093 itkStaticConstMacro(AuxDimension, unsigned int,VAuxDimension);
00094
00096 void SetInputVelocityImage(const AuxImageType * ptr, unsigned int idx = 0);
00097 const AuxImageType * GetInputVelocityImage(unsigned int idx = 0);
00099
00101 AuxImageType * GetOutputVelocityImage( unsigned int idx = 0 );
00102
00103 #ifdef ITK_USE_CONCEPT_CHECKING
00104
00105 itkConceptMacro(AuxValueHasNumericTraitsCheck,
00106 (Concept::HasNumericTraits<TAuxValue>));
00107 itkConceptMacro(LevelSetOStreamWritableCheck,
00108 (Concept::OStreamWritable<PixelType>));
00109
00111 #endif
00112
00113 protected:
00114 ExtensionVelocitiesImageFilter();
00115 ~ExtensionVelocitiesImageFilter(){};
00116
00117 virtual void GenerateDataFull();
00118 virtual void GenerateDataNarrowBand();
00119 virtual void AllocateOutput();
00120
00121 virtual void EnlargeOutputRequestedRegion( DataObject * );
00122
00123 private:
00124 ExtensionVelocitiesImageFilter(const Self&);
00125 void operator=(const Self&);
00126
00130 typedef Image<float, itkGetStaticConstMacro(SetDimension) > SpeedImageType;
00131
00132 typedef LevelSetVelocityNeighborhoodExtractor<TLevelSet,TAuxValue,VAuxDimension>
00133 LocatorType;
00134 typedef FastMarchingExtensionImageFilter<TLevelSet,TAuxValue,VAuxDimension,SpeedImageType>
00135 FastMarchingImageFilterType;
00136
00137 typename LocatorType::Pointer m_Locator;
00138 typename FastMarchingImageFilterType::Pointer m_Marcher;
00139
00140 };
00141
00142 }
00143
00144 #ifndef ITK_MANUAL_INSTANTIATION
00145 #include "itkExtensionVelocitiesImageFilter.txx"
00146 #endif
00147
00148 #endif
00149