plugins/ImageAlgorithms/RegionGrow.cxx

   1 #include "RegionGrow.h"
   2 #include <cpPlugins/Pipeline/Functor.h>
   3 #include <cpInstances/DataObjects/Image.h>
   4
   5 #include <fpa/Image/RegionGrow.h>
   6
   7 // -------------------------------------------------------------------------
   8 fpaPlugins_ImageAlgorithms::RegionGrow::
   9 RegionGrow( )
  10   : Superclass( )
  11 {
  12   typedef cpPlugins::Pipeline::DataObject _TFunctor;
  13   typedef cpInstances::DataObjects::Image _TMST;
  14
  15   this->_ConfigureInput< _TFunctor >( "GrowFunction", true, false );
  16   this->m_Parameters.ConfigureAsInt( "InsideValue", 1 );
  17   this->m_Parameters.ConfigureAsInt( "OutsideValue", 0 );
  18   this->m_Parameters.ConfigureAsIntTypesChoices( "ResultType" );
  19 }
  20
  21 // -------------------------------------------------------------------------
  22 fpaPlugins_ImageAlgorithms::RegionGrow::
  23 ~RegionGrow( )
  24 {
  25 }
  26
  27 // -------------------------------------------------------------------------
  28 void fpaPlugins_ImageAlgorithms::RegionGrow::
  29 _GenerateData( )
  30 {
  31   auto o = this->GetInputData( "Input" );
  32   cpPlugins_Demangle_Image_ScalarPixels_AllDims_1( o, _GD0 )
  33     this->_Error( "Invalid input image." );
  34 }
  35
  36 // -------------------------------------------------------------------------
  37 template< class _TImage >
  38 void fpaPlugins_ImageAlgorithms::RegionGrow::
  39 _GD0( _TImage* image )
  40 {
  41   auto rtype = this->m_Parameters.GetSelectedChoice( "ResultType" );
  42   if( rtype == "char" )        this->_GD1< _TImage, char >( image );
  43   else if( rtype == "uchar" )  this->_GD1< _TImage, unsigned char >( image );
  44   else if( rtype == "short" )  this->_GD1< _TImage, short >( image );
  45   else if( rtype == "ushort" ) this->_GD1< _TImage, unsigned short >( image );
  46   else if( rtype == "int" )    this->_GD1< _TImage, int >( image );
  47   else if( rtype == "uint" )   this->_GD1< _TImage, unsigned int >( image );
  48   else if( rtype == "long" )   this->_GD1< _TImage, long >( image );
  49   else if( rtype == "ulong" )  this->_GD1< _TImage, unsigned long >( image );
  50   else                         this->_GD1< _TImage, char >( image );
  51 }
  52
  53 // -------------------------------------------------------------------------
  54 template< class _TInputImage, class _TOutputPixel >
  55 void fpaPlugins_ImageAlgorithms::RegionGrow::
  56 _GD1( _TInputImage* image )
  57 {
  58   typedef cpPlugins::Pipeline::Functor _TFunctor;
  59   typedef itk::Image< _TOutputPixel, _TInputImage::ImageDimension > _TOutputImage;
  60   typedef fpa::Image::RegionGrow< _TInputImage, _TOutputImage > _TFilter;
  61   typedef typename _TFilter::TGrowFunction _TGrowFunction;
  62
  63   // Create filter
  64   auto filter = this->_CreateITK< _TFilter >( );
  65   std::vector< typename _TInputImage::IndexType > seeds;
  66   this->_ConfigureFilter( filter, image, seeds );
  67
  68   // Instantiate functors
  69   auto growfunc = this->GetInputData< _TFunctor >( "GrowFunction" );
  70   if( growfunc != NULL )
  71   {
  72     growfunc->Instantiate( filter );
  73     auto growfunc_functor = growfunc->GetFunctor< _TGrowFunction >( );
  74     if( growfunc_functor != NULL )
  75       filter->SetGrowFunction( growfunc_functor );
  76
  77   } // fi
  78
  79   // Finish filter's configuration
  80   filter->ClearSeeds( );
  81   for( auto seed : seeds )
  82     filter->AddSeed( seed, ( typename _TOutputImage::PixelType )( 0 ) );
  83   filter->Update( );
  84   this->GetOutput( "Output" )->SetITK( filter->GetOutput( ) );
  85 }
  86
  87 // eof - $RCSfile$