+// -------------------------------------------------------------------------
+const cpPlugins::Interface::
+OutputProcessObjectPort& cpPlugins::Interface::ProcessObject::
+GetOutput( const std::string& id ) const
+{
+ static const OutputProcessObjectPort null_port;
+ auto i = this->m_Outputs.find( id );
+ if( i == this->m_Outputs.end( ) )
+ return( null_port );
+ else
+ return( i->second );
+}