+++ /dev/null
-// =========================================================================
-// @author Leonardo Florez Valencia
-// @email florez-l@javeriana.edu.co
-// =========================================================================
-#ifndef __fpa__Common__Image__PolyLineParametricPathReader__hxx__
-#define __fpa__Common__Image__PolyLineParametricPathReader__hxx__
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-_TPath* fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-GetOutput( )
-{
- return(
- itkDynamicCastInDebugMode< TPath* >( this->GetPrimaryOutput( ) )
- );
-}
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-_TPath* fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-GetOutput( unsigned int i )
-{
- return(
- itkDynamicCastInDebugMode< TPath* >(
- this->itk::ProcessObject::GetOutput( i )
- )
- );
-}
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-void fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-GraftOutput( itk::DataObject* out )
-{
- this->GraftNthOutput( 0, out );
-}
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-void fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-GraftOutput(
- const typename Superclass::DataObjectIdentifierType& key,
- itk::DataObject* out
- )
-{
- if( out == NULL )
- {
- itkExceptionMacro(
- << "Requested to graft output that is a NULL pointer"
- );
-
- } // fi
- itk::DataObject* output = this->itk::ProcessObject::GetOutput( key );
- output->Graft( out );
-}
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-void fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-GraftNthOutput( unsigned int i, itk::DataObject* out )
-{
- if( i >= this->GetNumberOfIndexedOutputs( ) )
- {
- itkExceptionMacro(
- << "Requested to graft output " << i
- << " but this filter only has "
- << this->GetNumberOfIndexedOutputs( )
- << " indexed Outputs."
- );
-
- } // fi
- this->GraftOutput( this->MakeNameFromOutputIndex( i ), out );
-}
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-itk::DataObject::Pointer
-fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-MakeOutput( itk::ProcessObject::DataObjectPointerArraySizeType i )
-{
- return( TPath::New( ).GetPointer( ) );
-}
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-PolyLineParametricPathReader( )
- : Superclass( )
-{
- typename TPath::Pointer out =
- static_cast< TPath* >( this->MakeOutput( 0 ).GetPointer( ) );
- this->itk::ProcessObject::SetNumberOfRequiredInputs( 0 );
- this->itk::ProcessObject::SetNumberOfRequiredOutputs( 1 );
- this->itk::ProcessObject::SetNthOutput( 0, out.GetPointer( ) );
-}
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-~PolyLineParametricPathReader( )
-{
-}
-
-// -------------------------------------------------------------------------
-template< class _TPath >
-void fpa::Common::Image::PolyLineParametricPathReader< _TPath >::
-GenerateData( )
-{
- std::string buffer;
- std::ifstream file_stream( this->m_FileName.c_str( ) );
- if( !file_stream )
- {
- itkExceptionMacro(
- << "Error reading skeleton from \"" << this->m_FileName << "\""
- );
- return;
-
- } // fi
- file_stream.seekg( 0, std::ios::end );
- buffer.reserve( ( unsigned int )( file_stream.tellg( ) ) );
- file_stream.seekg( 0, std::ios::beg );
- buffer.assign(
- ( std::istreambuf_iterator< char >( file_stream ) ),
- std::istreambuf_iterator< char >( )
- );
- file_stream.close( );
-
- std::istringstream in( buffer );
- unsigned int dim;
- in >> dim;
- if( dim != TPath::Dimension )
- {
- itkExceptionMacro(
- << "Mismatched path dimension: " << dim
- << " != " << TPath::Dimension
- );
- return;
-
- } // fi
-
- // Read spatial parameters
- typename TPath::TSpacing spa;
- typename TPath::TDirection dir;
- typename TPath::TPoint ori;
- for( unsigned int d = 0; d < dim; ++d )
- in >> spa[ d ];
- for( unsigned int d = 0; d < dim; ++d )
- for( unsigned int e = 0; e < dim; ++e )
- in >> dir[ d ][ e ];
- for( unsigned int d = 0; d < dim; ++d )
- in >> ori[ d ];
-
- // Read path
- TPath* path = this->GetOutput( );
- path->SetSpacing( spa );
- path->SetOrigin( ori );
- path->SetDirection( dir );
-
- unsigned long pathSize;
- in >> pathSize;
- for( unsigned long id = 0; id < pathSize; ++id )
- {
- typename TPath::TIndex idx;
- for( unsigned int d = 0; d < dim; ++d )
- in >> idx[ d ];
- path->AddVertex( idx );
-
- } // rof
-}
-
-#endif // __fpa__Common__Image__PolyLineParametricPathReader__hxx__
-
-// eof - $RCSfile$