--- /dev/null
+// =========================================================================
+// @author Leonardo Florez Valencia
+// @email florez-l@javeriana.edu.co
+// =========================================================================
+#ifndef __fpa__Filters__RegionGrow__hxx__
+#define __fpa__Filters__RegionGrow__hxx__
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+void fpa::Filters::RegionGrow< _TTraits >::
+SetPredicate( TScalarPredicate* p )
+{
+ if( this->m_ScalarPredicate.GetPointer( ) != p )
+ {
+ this->_Deassociate( this->m_ScalarPredicate );
+ this->m_ScalarPredicate = p;
+ this->_Associate( this->m_ScalarPredicate );
+ this->Modified( );
+
+ } // fi
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+void fpa::Filters::RegionGrow< _TTraits >::
+SetPredicate( TVertexPredicate* p )
+{
+ if( this->m_VertexPredicate.GetPointer( ) != p )
+ {
+ this->_Deassociate( this->m_VertexPredicate );
+ this->m_VertexPredicate = p;
+ this->_Associate( this->m_VertexPredicate );
+ this->Modified( );
+
+ } // fi
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+typename fpa::Filters::RegionGrow< _TTraits >::
+TOutputValue fpa::Filters::RegionGrow< _TTraits >::
+GetOutsideValue( ) const
+{
+ return( this->GetInitValue( ) );
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+void fpa::Filters::RegionGrow< _TTraits >::
+SetOutsideValue( const TOutputValue& v )
+{
+ this->SetInitValue( v );
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+fpa::Filters::RegionGrow< _TTraits >::
+RegionGrow( )
+ : Superclass( ),
+ m_InsideValue( TOutputValue( 1 ) )
+{
+ this->SetOutsideValue( 0 );
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+fpa::Filters::RegionGrow< _TTraits >::
+~RegionGrow( )
+{
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+void fpa::Filters::RegionGrow< _TTraits >::
+_UpdateOutputValue( TNode& n )
+{
+ TInputValue value = this->_GetInputValue( n );
+ bool inside = false;
+ if( this->m_ScalarPredicate.IsNotNull( ) )
+ inside = this->m_ScalarPredicate->Evaluate( value );
+ if( this->m_VertexPredicate.IsNotNull( ) )
+ inside &= this->m_VertexPredicate->Evaluate( n.Vertex, n.Parent );
+ if( !inside )
+ {
+ n.Value = this->GetOutsideValue( );
+ n.FrontId = 0;
+ }
+ else
+ n.Value = this->GetInsideValue( );
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+void fpa::Filters::RegionGrow< _TTraits >::
+_QueueClear( )
+{
+ this->m_Queue.clear( );
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+typename fpa::Filters::RegionGrow< _TTraits >::
+TNode fpa::Filters::RegionGrow< _TTraits >::
+_QueuePop( )
+{
+ TNode n = this->m_Queue.front( );
+ this->m_Queue.pop_front( );
+ return( n );
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+void fpa::Filters::RegionGrow< _TTraits >::
+_QueuePush( const TNode& n )
+{
+ this->m_Queue.push_back( n );
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+unsigned long fpa::Filters::RegionGrow< _TTraits >::
+_QueueSize( ) const
+{
+ return( this->m_Queue.size( ) );
+}
+
+// -------------------------------------------------------------------------
+template< class _TTraits >
+void fpa::Filters::RegionGrow< _TTraits >::
+_ComputeOutputValue( TNode& n )
+{
+ // Do nothing
+}
+
+#endif // __fpa__Filters__RegionGrow__hxx__
+// eof - $RCSfile$