-#ifndef __FPA__IMAGE__DIJKSTRA__H__
-#define __FPA__IMAGE__DIJKSTRA__H__
+// =========================================================================
+// @author Leonardo Florez Valencia
+// @email florez-l@javeriana.edu.co
+// =========================================================================
+
+#ifndef __fpa__Image__Dijkstra__h__
+#define __fpa__Image__Dijkstra__h__
-#include <itkImage.h>
-#include <itkImageFunction.h>
-#include <itkImageToImageFilter.h>
-#include <itkIndex.h>
#include <fpa/Base/Dijkstra.h>
+#include <fpa/Base/MarksInterfaceWithCollisions.h>
+#include <fpa/Base/SeedsInterface.h>
#include <fpa/Image/Algorithm.h>
+#include <fpa/Image/MinimumSpanningTree.h>
+#include <fpa/Image/Functors/Dijkstra/Identity.h>
namespace fpa
{
namespace Image
{
/**
- * @param I Input image type
*/
- template< class I, class C >
+ template< class _TInputImage, class _TOutputImage, class _TFrontId = unsigned char >
class Dijkstra
- : public Algorithm< I, fpa::Base::Dijkstra< typename I::IndexType, C, typename I::PixelType, itk::Functor::IndexLexicographicCompare< I::ImageDimension >, itk::ImageToImageFilter< I, itk::Image< C, I::ImageDimension > > > >
+ : public fpa::Base::Dijkstra< fpa::Image::Algorithm< _TInputImage, _TOutputImage, fpa::Base::MarksInterfaceWithCollisions< typename _TInputImage::IndexType >, fpa::Base::SeedsInterface< typename _TInputImage::IndexType, typename _TInputImage::PointType, typename _TInputImage::PixelType, typename _TOutputImage::PixelType, _TFrontId, typename _TInputImage::IndexType::LexicographicCompare > >, fpa::Image::MinimumSpanningTree< _TInputImage::ImageDimension > >
{
public:
- // Standard class typdedefs
- typedef typename I::IndexType TVertex;
- typedef typename I::PixelType TVertexValue;
- typedef itk::Image< C, I::ImageDimension > TCostImage;
- typedef itk::ImageToImageFilter< I, TCostImage > TBaseFilter;
- typedef fpa::Base::Dijkstra< TVertex, C, TVertexValue, itk::Functor::IndexLexicographicCompare< I::ImageDimension >, TBaseFilter > TBaseAlgorithm;
-
- typedef Dijkstra Self;
- typedef Algorithm< I, TBaseAlgorithm > Superclass;
- typedef itk::SmartPointer< Self > Pointer;
- typedef itk::SmartPointer< const Self > ConstPointer;
+ typedef _TInputImage TInputImage;
+ typedef _TOutputImage TOutputImage;
+ typedef _TFrontId TFrontId;
+
+ typedef typename TInputImage::IndexType TVertex;
+ typedef typename TInputImage::PointType TPoint;
+ typedef typename TVertex::LexicographicCompare TVertexCompare;
+ typedef typename TInputImage::PixelType TInputValue;
+ typedef typename TOutputImage::PixelType TOutputValue;
+
+ typedef fpa::Base::MarksInterfaceWithCollisions< TVertex > TMarksInterface;
+ typedef fpa::Base::SeedsInterface< TVertex, TPoint, TInputValue, TOutputValue, TFrontId, TVertexCompare > TSeedsInterface;
+ typedef fpa::Image::Algorithm< TInputImage, TOutputImage, TMarksInterface, TSeedsInterface > TAlgorithm;
+ typedef fpa::Image::MinimumSpanningTree< TInputImage::ImageDimension > TMST;
+
+ typedef Dijkstra Self;
+ typedef fpa::Base::Dijkstra< TAlgorithm, TMST > Superclass;
+ typedef itk::SmartPointer< Self > Pointer;
+ typedef itk::SmartPointer< const Self > ConstPointer;
+
+ typedef fpa::Image::Functors::Dijkstra::Function< TInputImage, TOutputValue > TWeightFunction;
public:
itkNewMacro( Self );
- itkTypeMacro( Dijkstra, fpaBaseDijkstra );
+ itkTypeMacro( fpa::Image::Dijkstra, fpa::Base::Dijkstra );
protected:
Dijkstra( )
: Superclass( )
- { }
+ {
+ typedef fpa::Image::Functors::Dijkstra::Identity< TInputImage, TOutputValue > _TDefaultFunction;
+ this->SetWeightFunction( _TDefaultFunction::New( ) );
+ }
virtual ~Dijkstra( )
- { }
+ {
+ }
+
+ virtual void _ConfigureOutput( const TOutputValue& v ) override
+ {
+ this->Superclass::_ConfigureOutput( v );
+ const TInputImage* in = this->GetInput( );
+
+ TMST* mst = this->GetMinimumSpanningTree( );
+ mst->SetLargestPossibleRegion( in->GetLargestPossibleRegion( ) );
+ mst->SetRequestedRegion( in->GetRequestedRegion( ) );
+ mst->SetBufferedRegion( in->GetBufferedRegion( ) );
+ mst->SetSpacing( in->GetSpacing( ) );
+ mst->SetOrigin( in->GetOrigin( ) );
+ mst->SetDirection( in->GetDirection( ) );
+ mst->Allocate( );
+
+ typename TMST::PixelType zero;
+ zero.Fill( 0 );
+ mst->FillBuffer( zero );
+ }
+
+ virtual void _BeforeGenerateData( ) override
+ {
+ this->Superclass::_BeforeGenerateData( );
+ TWeightFunction* wf =
+ dynamic_cast< TWeightFunction* >( this->GetWeightFunction( ) );
+ if( wf != NULL )
+ wf->SetImage( this->GetInput( ) );
+ }
private:
- // Purposely not implemented
- Dijkstra( const Self& );
- void operator=( const Self& );
+ // Purposely not implemented.
+ Dijkstra( const Self& other );
+ Self& operator=( const Self& other );
};
} // ecapseman
} // ecapseman
-#endif // __FPA__IMAGE__DIJKSTRA__H__
+#endif // __fpa__Image__Dijkstra__h__
// eof - $RCSfile$