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itkExtensionVelocitiesImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkExtensionVelocitiesImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2006-04-04 13:20:12 $
00007   Version:   $Revision: 1.25 $
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 _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)> AuxVarType;
00084   typedef typename AuxVarType::AuxValueType AuxValueType;
00085   typedef typename AuxVarType::AuxValueVectorType AuxValueVectorType;
00086   typedef typename AuxVarType::AuxValueContainer AuxValueContainer;
00087   typedef typename AuxVarType::AuxImageType AuxImageType;
00088   typedef typename AuxVarType::AuxImagePointer AuxImagePointer;
00089   typedef typename AuxVarType::AuxImageConstPointer AuxImageConstPointer;
00090 
00092   itkStaticConstMacro(AuxDimension, unsigned int,VAuxDimension);
00093 
00095   void SetInputVelocityImage(const AuxImageType * ptr, unsigned int idx = 0);
00096   const AuxImageType * GetInputVelocityImage(unsigned int idx = 0);
00098 
00100   AuxImageType * GetOutputVelocityImage( unsigned int idx = 0 );
00101 
00102 #ifdef ITK_USE_CONCEPT_CHECKING
00103 
00104   itkConceptMacro(AuxValueHasNumericTraitsCheck,
00105     (Concept::HasNumericTraits<TAuxValue>));
00106   itkConceptMacro(LevelSetOStreamWritableCheck,
00107     (Concept::OStreamWritable<PixelType>));
00108 
00110 #endif
00111 
00112 protected:
00113   ExtensionVelocitiesImageFilter();
00114   ~ExtensionVelocitiesImageFilter(){};
00115 
00116   virtual void GenerateDataFull();
00117   virtual void GenerateDataNarrowBand();
00118   virtual void AllocateOutput();
00119 
00120   virtual void EnlargeOutputRequestedRegion( DataObject * );
00121 
00122 private:
00123   ExtensionVelocitiesImageFilter(const Self&); //purposely not implemented
00124   void operator=(const Self&); //purposely not implemented
00125 
00129   typedef Image<float, itkGetStaticConstMacro(SetDimension) > SpeedImageType;
00130   typedef LevelSetVelocityNeighborhoodExtractor<TLevelSet,TAuxValue,VAuxDimension> 
00131   LocatorType;
00132   typedef FastMarchingExtensionImageFilter<TLevelSet,TAuxValue,VAuxDimension,SpeedImageType> 
00133   FastMarchingImageFilterType;
00134 
00135   typename LocatorType::Pointer                    m_Locator;
00136   typename FastMarchingImageFilterType::Pointer    m_Marcher;
00137 
00138 };
00139 
00140 } // namespace itk
00141 
00142 #ifndef ITK_MANUAL_INSTANTIATION
00143 #include "itkExtensionVelocitiesImageFilter.txx"
00144 #endif
00145 
00146 #endif
00147 

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