plugins/cpPluginsImageFilters/ResampleImageFilter.cxx

   1 #include <cpPluginsImageFilters/ResampleImageFilter.h>
   2 #include <cpPlugins/Image.h>
   3 #include <cpPlugins_Instances/ResamplingFilters.h>
   4
   5 // -------------------------------------------------------------------------
   6 cpPluginsImageFilters::ResampleImageFilter::
   7 ResampleImageFilter( )
   8   : Superclass( )
   9 {
  10   this->_AddInput( "Input" );
  11   this->_AddOutput< cpPlugins::Image >( "Output" );
  12   std::vector< std::string > choices;
  13   choices.push_back( "float" );
  14   choices.push_back( "double" );
  15   this->m_Parameters.ConfigureAsChoices( "ScalarType", choices );
  16   this->m_Parameters.SetSelectedChoice( "ScalarType", "float" );
  17 }
  18
  19 // -------------------------------------------------------------------------
  20 cpPluginsImageFilters::ResampleImageFilter::
  21 ~ResampleImageFilter( )
  22 {
  23 }
  24
  25 // -------------------------------------------------------------------------
  26 std::string cpPluginsImageFilters::ResampleImageFilter::
  27 _GenerateData( )
  28 {
  29   auto image = this->GetInputData( "Input" )->GetITK< itk::DataObject >( );
  30   std::string   cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 2 );
  31   if( r != "" ) cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 3 );
  32   /* TODO
  33      if( r != "" ) cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 1 );
  34      if( r != "" ) cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 4 );
  35   */
  36   return( r );
  37 }
  38
  39 // -------------------------------------------------------------------------
  40 template< class _TImage >
  41 std::string cpPluginsImageFilters::ResampleImageFilter::
  42 _GD0( _TImage* image )
  43 {
  44   if( image != NULL )
  45   {
  46     auto choice = this->m_Parameters.GetSelectedChoice( "OutputResolution" );
  47     if( choice == "float" )
  48       return( this->_GD1< _TImage, float >( image ) );
  49     else if( choice == "double" )
  50       return( this->_GD1< _TImage, double >( image ) );
  51     else return( "ResampleImageFilter: no valid scalar type." );
  52   }
  53   else
  54     return(
  55       "ResampleImageFilter: No valid input image."
  56       );
  57 }
  58
  59 // -------------------------------------------------------------------------
  60 template< class _TImage, class _TScalar >
  61 std::string cpPluginsImageFilters::ResampleImageFilter::
  62 _GD1( _TImage* image )
  63 {
  64   typedef
  65     itk::ResampleImageFilter< _TImage, _TImage, _TScalar, _TScalar >
  66     _TFilter;
  67
  68   if( image == NULL )
  69     return(
  70       "ImageFilters::ResampleImageFilter: No valid input image."
  71       );
  72
  73   // Configure filter
  74   _TFilter* filter = this->_CreateITK< _TFilter >( );
  75   filter->SetInput( image );
  76
  77   // Connect output
  78   this->GetOutputData( "Output" )->SetITK( filter->GetOutput( ) );
  79   return( "" );
  80 }
  81
  82 // eof - $RCSfile$