+++ /dev/null
-// -------------------------------------------------------------------------
-// @author Leonardo Florez-Valencia (florez-l@javeriana.edu.co)
-// -------------------------------------------------------------------------
-
-#ifndef __CPEXTENSIONS__ALGORITHMS__ISOIMAGESLICER__HXX__
-#define __CPEXTENSIONS__ALGORITHMS__ISOIMAGESLICER__HXX__
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-unsigned long cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-GetMTime( ) const
-{
- unsigned long t = this->Superclass::GetMTime( );
- unsigned long sT = this->m_Slicer->GetMTime( );
- unsigned long cT = this->m_Collapsor->GetMTime( );
- unsigned long tT = this->m_Transform->GetMTime( );
- t = ( sT > t )? sT: t;
- t = ( cT > t )? cT: t;
- t = ( tT > t )? tT: t;
- return( t );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-const typename cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-TInterpolateFunction*
-cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-GetInterpolator( ) const
-{
- return( this->m_Slicer->GetInterpolator( ) );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-const typename cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-TMatrix& cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-GetRotation( ) const
-{
- return( this->m_Transform->GetMatrix( ) );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-const typename cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-TVector& cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-GetTranslation( ) const
-{
- return( this->m_Transform->GetOffset( ) );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-void cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-SetInterpolator( TInterpolateFunction* f )
-{
- this->m_Slicer->SetInterpolator( f );
- this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-template< class M >
-void cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-SetRotation( const M& r )
-{
- TMatrix rotation;
- for( unsigned int i = 0; i < Self::Dim; ++i )
- for( unsigned int j = 0; j < Self::Dim; ++j )
- rotation[ i ][ j ] = r[ i ][ j ];
- this->m_Transform->SetMatrix( rotation );
- this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-template< class V >
-void cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-SetTranslation( const V& t )
-{
- TVector off;
- for( unsigned int i = 0; i < Self::Dim; ++i )
- off[ i ] = t[ i ];
- this->m_Transform->SetOffset( off );
- this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-void cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-SetSize( TScalar s )
-{
- this->m_Size.Fill( s );
- this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-BaseImageSlicer( )
- : Superclass( ),
- m_SizeFromMaximum( false ),
- m_SizeFromMinimum( false ),
- m_Spacing( TSpacingValue( 1 ) ),
- m_SpacingFromMaximum( false ),
- m_SpacingFromMinimum( false )
-{
- this->m_Size.Fill( TScalar( 1 ) );
-
- // Slicer
- this->m_Slicer = TSlicer::New( );
-
- TIndex idx;
- idx.Fill( 0 );
- this->m_Slicer->SetOutputStartIndex( idx );
-
- // Dimension collapsor
- this->m_Collapsor = TCollapsor::New( );
- this->m_Collapsor->SetInput( this->m_Slicer->GetOutput( ) );
- this->m_Collapsor->SetDirectionCollapseToIdentity( );
-
- this->m_Transform = TTransform::New( );
- this->m_Transform->SetIdentity( );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-~BaseImageSlicer( )
-{
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-void cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-GenerateOutputInformation( )
-{
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-void cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-GenerateInputRequestedRegion( )
-{
- TImage* input = const_cast< TImage* >( this->GetInput( ) );
- if( input != NULL )
- input->SetRequestedRegionToLargestPossibleRegion( );
-}
-
-// -------------------------------------------------------------------------
-template< class R, class I >
-void cpExtensions::Algorithms::BaseImageSlicer< R, I >::
-GenerateData( )
-{
- const TImage* input = this->GetInput( );
-
- // Spacing
- TSpacing spac;
- if( this->m_SpacingFromMaximum || this->m_SpacingFromMinimum )
- {
- spac = input->GetSpacing( );
- TSpacingValue minIso = spac[ 0 ];
- TSpacingValue maxIso = spac[ 0 ];
- for( unsigned int i = 1; i < Self::Dim; i++ )
- {
- minIso = ( spac[ i ] < minIso )? spac[ i ]: minIso;
- maxIso = ( spac[ i ] > maxIso )? spac[ i ]: maxIso;
-
- } // rof
- this->m_Spacing = ( this->m_SpacingFromMinimum )? minIso: maxIso;
-
- } // fi
- spac.Fill( this->m_Spacing );
-
- // Size and origin
- if( this->m_SizeFromMaximum || this->m_SizeFromMinimum )
- {
- TSize iSize = input->GetRequestedRegion( ).GetSize( );
- TSpacing iSpac = input->GetSpacing( );
- TScalar minSize = TScalar( iSize[ 0 ] ) * TScalar( iSpac[ 0 ] );
- TScalar maxSize = minSize;
- for( unsigned int i = 1; i < Self::Dim; i++ )
- {
- TScalar v = TScalar( iSize[ i ] ) * TScalar( iSpac[ i ] );
- minSize = ( v < minSize )? v: minSize;
- maxSize = ( v > maxSize )? v: maxSize;
-
- } // rof
- if( this->m_SizeFromMaximum )
- this->m_Size.Fill( maxSize );
- else
- this->m_Size.Fill( minSize );
-
- } // fi
-
- TSize size;
- typename TSlicer::OriginPointType origin;
- size[ 0 ] = 1;
- origin[ 0 ] = 0;
- for( unsigned int i = 1; i < Self::Dim; i++ )
- {
- double s = double( this->m_Size[ i ] ) / double( spac[ i ] );
- size[ i ] = ( unsigned int )( s );
- origin[ i ] = -( 0.5 * this->m_Size[ i ] );
-
- } // rof
-
- // Prepare slicer
- this->m_Slicer->SetInput( input );
- this->m_Slicer->SetTransform( this->m_Transform );
- this->m_Slicer->SetOutputSpacing( spac );
- this->m_Slicer->SetOutputOrigin( origin );
- this->m_Slicer->SetSize( size );
- this->m_Slicer->SetDefaultPixelValue( this->m_DefaultValue );
-
- // Slice!
- // Note: UpdateLargestPossibleRegion( ) is used since we need the
- // output regions to be updated at each filter call.
- this->m_Slicer->UpdateLargestPossibleRegion( );
-
- // Collapse result
- TRegion region = this->m_Slicer->GetOutput( )->GetRequestedRegion( );
- TSize regionSize = region.GetSize( );
- regionSize[ 0 ] = 0;
- region.SetSize( regionSize );
- this->m_Collapsor->SetExtractionRegion( region );
-
- this->m_Collapsor->GraftOutput( this->GetOutput( ) );
- this->m_Collapsor->UpdateLargestPossibleRegion( );
- this->GraftOutput( this->m_Collapsor->GetOutput( ) );
-}
-
-#endif // __CPEXTENSIONS__ALGORITHMS__ISOIMAGESLICER__HXX__
-
-// eof - $RCSfile$
git://git.creatis.insa-lyon.fr / cpPlugins.git / blobdiff