yet another refactoring

[cpPlugins.git] / lib / cpExtensions / Algorithms / MultiScaleGaussianImageFilter.h

diff --git a/lib/cpExtensions/Algorithms/MultiScaleGaussianImageFilter.h b/lib/cpExtensions/Algorithms/MultiScaleGaussianImageFilter.h
new file mode 100644 (file)
index 0000000..63fb8a8
--- /dev/null
+++ b/lib/cpExtensions/Algorithms/MultiScaleGaussianImageFilter.h
@@ -0,0 +1,86 @@
+// -------------------------------------------------------------------------
+// @author Leonardo Florez-Valencia (florez-l@javeriana.edu.co)
+// -------------------------------------------------------------------------
+
+#ifndef __cpExtensions__Algorithms__MultiScaleGaussianImageFilter__h__
+#define __cpExtensions__Algorithms__MultiScaleGaussianImageFilter__h__
+
+#include <cpExtensions/Config.h>
+#include <set>
+#include <itkImageToImageFilter.h>
+
+namespace cpExtensions
+{
+  namespace Algorithms
+  {
+    /**
+     */
+    template< class I, class O >
+    class MultiScaleGaussianImageFilter
+      : public itk::ImageToImageFilter< I, O >
+    {
+    public:
+      typedef MultiScaleGaussianImageFilter   Self;
+      typedef itk::ImageToImageFilter< I, O > Superclass;
+      typedef itk::SmartPointer< Self >       Pointer;
+      typedef itk::SmartPointer< const Self > ConstPointer;
+
+      typedef I TInputImage;
+      typedef O TOutputImage;
+
+      typedef std::set< double > TScalesContainer;
+
+    protected:
+      /**
+       */
+      class _Greater
+      {
+      public:
+        typedef typename O::PixelType _T;
+
+      public:
+        _Greater( );
+        virtual ~_Greater( );
+        bool operator!=( const _Greater& b ) const;
+        bool operator==( const _Greater& b ) const;
+        inline _T operator()( const _T& a ) const;
+        inline _T operator()( const _T& a, const _T& b ) const;
+      };
+
+    public:
+      itkNewMacro( Self );
+      itkTypeMacro( MultiScaleGaussianImageFilter, itkImageToImageFilter );
+
+    public:
+      void AddScale( const double& s );
+      unsigned long GetNumberOfScales( ) const;
+
+    protected:
+      MultiScaleGaussianImageFilter( );
+      virtual ~MultiScaleGaussianImageFilter( );
+
+      virtual void GenerateData( ) cpExtensions_OVERRIDE;
+
+      template< class F >
+      void _GenerateData( );
+
+    private:
+      // Purposely not implemented.
+      MultiScaleGaussianImageFilter( const Self& );
+      void operator=( const Self& );
+
+    protected:
+      TScalesContainer m_Scales;
+    };
+
+  } // ecapseman
+
+} // ecapseman
+
+#ifndef ITK_MANUAL_INSTANTIATION
+#  include <cpExtensions/Algorithms/MultiScaleGaussianImageFilter.hxx>
+#endif // ITK_MANUAL_INSTANTIATION
+
+#endif // __cpExtensions__Algorithms__MultiScaleGaussianImageFilter__h__
+
+// eof - $RCSfile$