lib/fpa/Filters/Image/Interface.hxx

   1 // =========================================================================
   2 // @author Leonardo Florez Valencia
   3 // @email florez-l@javeriana.edu.co
   4 // =========================================================================
   5 #ifndef __fpa__Filters__Image__Interface__hxx__
   6 #define __fpa__Filters__Image__Interface__hxx__
   7
   8 // -------------------------------------------------------------------------
   9 template< class _TTraits >
  10 fpa::Filters::Image::Interface< _TTraits >::
  11 Interface( )
  12   : Superclass( ),
  13     m_NeighborhoodOrder( 1 )
  14 {
  15   fpaFilterOutputConfigureMacro( Marks, TMarksImage );
  16 }
  17
  18 // -------------------------------------------------------------------------
  19 template< class _TTraits >
  20 fpa::Filters::Image::Interface< _TTraits >::
  21 ~Interface( )
  22 {
  23 }
  24
  25 // -------------------------------------------------------------------------
  26 template< class _TTraits >
  27 void fpa::Filters::Image::Interface< _TTraits >::
  28 _AssignOutputValue( const TNode& n )
  29 {
  30   this->GetOutput( )->SetPixel( n.Vertex, n.Value );
  31 }
  32
  33 // -------------------------------------------------------------------------
  34 template< class _TTraits >
  35 void fpa::Filters::Image::Interface< _TTraits >::
  36 _ConfigureOutputs( )
  37 {
  38   const TInputImage* in = this->GetInput( );
  39
  40   TOutputImage* out = this->GetOutput( );
  41   out->SetLargestPossibleRegion( in->GetLargestPossibleRegion( ) );
  42   out->SetRequestedRegion( in->GetRequestedRegion( ) );
  43   out->SetBufferedRegion( in->GetBufferedRegion( ) );
  44   out->SetSpacing( in->GetSpacing( ) );
  45   out->SetOrigin( in->GetOrigin( ) );
  46   out->SetDirection( in->GetDirection( ) );
  47   out->Allocate( );
  48   out->FillBuffer( this->GetInitValue( ) );
  49
  50   TMarksImage* marks = this->GetMarks( );
  51   marks->SetLargestPossibleRegion( in->GetLargestPossibleRegion( ) );
  52   marks->SetRequestedRegion( in->GetRequestedRegion( ) );
  53   marks->SetBufferedRegion( in->GetBufferedRegion( ) );
  54   marks->SetSpacing( in->GetSpacing( ) );
  55   marks->SetOrigin( in->GetOrigin( ) );
  56   marks->SetDirection( in->GetDirection( ) );
  57   marks->Allocate( );
  58   marks->FillBuffer( TMark( 0 ) );
  59 }
  60
  61 // -------------------------------------------------------------------------
  62 template< class _TTraits >
  63 typename fpa::Filters::Image::Interface< _TTraits >::
  64 TInputValue fpa::Filters::Image::Interface< _TTraits >::
  65 _GetInputValue( const TVertex& v ) const
  66 {
  67   return( this->GetInput( )->GetPixel( v ) );
  68 }
  69
  70 // -------------------------------------------------------------------------
  71 template< class _TTraits >
  72 typename fpa::Filters::Image::Interface< _TTraits >::
  73 TOutputValue fpa::Filters::Image::Interface< _TTraits >::
  74 _GetOutputValue( const TVertex& v ) const
  75 {
  76   return( this->GetOutput( )->GetPixel( v ) );
  77 }
  78
  79 // -------------------------------------------------------------------------
  80 template< class _TTraits >
  81 typename fpa::Filters::Image::Interface< _TTraits >::
  82 TNeighborhood fpa::Filters::Image::Interface< _TTraits >::
  83 _GetNeighbors( const TVertex& v ) const
  84 {
  85   typename TInputImage::RegionType region =
  86     this->GetInput( )->GetRequestedRegion( );
  87   TNeighborhood neighborhood;
  88   if( this->m_NeighborhoodOrder == 1 )
  89   {
  90     for( unsigned int d = 0; d < TTraits::Dimension; ++d )
  91     {
  92       for( int s = -1; s <= 1; s += 2 )
  93       {
  94         TVertex n = v;
  95         n[ d ] += s;
  96         if( region.IsInside( n ) )
  97           neighborhood.push_back( n );
  98
  99       } // rof
 100
 101     } // rof
 102   }
 103   else if( this->m_NeighborhoodOrder == 2 )
 104   {
 105     // TODO
 106
 107   } // fi
 108   return( neighborhood );
 109 }
 110
 111 // -------------------------------------------------------------------------
 112 template< class _TTraits >
 113 unsigned long fpa::Filters::Image::Interface< _TTraits >::
 114 _GetMark( const TVertex& v ) const
 115 {
 116   return( this->GetMarks( )->GetPixel( v ) );
 117 }
 118
 119 // -------------------------------------------------------------------------
 120 template< class _TTraits >
 121 bool fpa::Filters::Image::Interface< _TTraits >::
 122 _IsMarked( const TVertex& v ) const
 123 {
 124   return( this->GetMarks( )->GetPixel( v ) != TMark( 0 ) );
 125 }
 126
 127 // -------------------------------------------------------------------------
 128 template< class _TTraits >
 129 void fpa::Filters::Image::Interface< _TTraits >::
 130 _Mark( const TNode& n )
 131 {
 132   this->GetMarks( )->SetPixel( n.Vertex, TMark( n.FrontId ) );
 133 }
 134
 135 #endif // __fpa__Filters__Image__Interface__hxx__
 136 // eof - $RCSfile$