lib/cpExtensions/Algorithms/MultiScaleGaussianImageFilter.h

   1 // -------------------------------------------------------------------------
   2 // @author Leonardo Florez-Valencia (florez-l@javeriana.edu.co)
   3 // -------------------------------------------------------------------------
   4
   5 #ifndef __cpExtensions__Algorithms__MultiScaleGaussianImageFilter__h__
   6 #define __cpExtensions__Algorithms__MultiScaleGaussianImageFilter__h__
   7
   8 #include <cpExtensions/Config.h>
   9 #include <set>
  10 #include <itkImageToImageFilter.h>
  11
  12 namespace cpExtensions
  13 {
  14   namespace Algorithms
  15   {
  16     /**
  17      */
  18     template< class I, class O >
  19     class MultiScaleGaussianImageFilter
  20       : public itk::ImageToImageFilter< I, O >
  21     {
  22     public:
  23       typedef MultiScaleGaussianImageFilter   Self;
  24       typedef itk::ImageToImageFilter< I, O > Superclass;
  25       typedef itk::SmartPointer< Self >       Pointer;
  26       typedef itk::SmartPointer< const Self > ConstPointer;
  27
  28       typedef I TInputImage;
  29       typedef O TOutputImage;
  30
  31       typedef std::set< double > TScalesContainer;
  32
  33     protected:
  34       /**
  35        */
  36       class _Greater
  37       {
  38       public:
  39         typedef typename O::PixelType _T;
  40
  41       public:
  42         _Greater( );
  43         virtual ~_Greater( );
  44         bool operator!=( const _Greater& b ) const;
  45         bool operator==( const _Greater& b ) const;
  46         inline _T operator()( const _T& a ) const;
  47         inline _T operator()( const _T& a, const _T& b ) const;
  48       };
  49
  50     public:
  51       itkNewMacro( Self );
  52       itkTypeMacro( MultiScaleGaussianImageFilter, itkImageToImageFilter );
  53
  54     public:
  55       void AddScale( const double& s );
  56       unsigned long GetNumberOfScales( ) const;
  57
  58     protected:
  59       MultiScaleGaussianImageFilter( );
  60       virtual ~MultiScaleGaussianImageFilter( );
  61
  62       virtual void GenerateData( ) cpExtensions_OVERRIDE;
  63
  64       template< class F >
  65       void _GenerateData( );
  66
  67     private:
  68       // Purposely not implemented.
  69       MultiScaleGaussianImageFilter( const Self& );
  70       void operator=( const Self& );
  71
  72     protected:
  73       TScalesContainer m_Scales;
  74     };
  75
  76   } // ecapseman
  77
  78 } // ecapseman
  79
  80 #ifndef ITK_MANUAL_INSTANTIATION
  81 #  include <cpExtensions/Algorithms/MultiScaleGaussianImageFilter.hxx>
  82 #endif // ITK_MANUAL_INSTANTIATION
  83
  84 #endif // __cpExtensions__Algorithms__MultiScaleGaussianImageFilter__h__
  85
  86 // eof - $RCSfile$