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LofarWProjectGridder.cc

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    LofarWProjectGridder.cc 8.80 KiB
    //# LofarWProjectGridder.cc: WProjection gridder for LOFAR data correcting for DD effects
    //#
    //# Copyright (C) 2010
    //# ASTRON (Netherlands Institute for Radio Astronomy)
    //# P.O.Box 2, 7990 AA Dwingeloo, The Netherlands
    //#
    //# This file is part of the LOFAR software suite.
    //# The LOFAR software suite is free software: you can redistribute it and/or
    //# modify it under the terms of the GNU General Public License as published
    //# by the Free Software Foundation, either version 3 of the License, or
    //# (at your option) any later version.
    //#
    //# The LOFAR software suite is distributed in the hope that it will be useful,
    //# but WITHOUT ANY WARRANTY; without even the implied warranty of
    //# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    //# GNU General Public License for more details.
    //#
    //# You should have received a copy of the GNU General Public License along
    //# with the LOFAR software suite. If not, see <http://www.gnu.org/licenses/>.
    //#
    //# $Id$
    //#
    //# @author Ger van Diepen <diepen at astron dot nl>
    
    #include <lofar_config.h>
    #include <ParmDB/Grid.h>
    
    //# ASKAP includes
    #include <LofarGridder/LofarWProjectGridder.h>
    #include <gridding/VisGridderFactory.h>
    #include <dataaccess/TableConstDataAccessor.h>
    #include <dataaccess/TableConstDataIterator.h>
    
    //# casacore includes
    #include <tables/Tables/TableRecord.h>
    #include <ms/MeasurementSets/MSColumns.h>
    #include <ms/MeasurementSets/MSSpWindowColumns.h>
    #include <ms/MeasurementSets/MSAntennaColumns.h>
    #include <ms/MeasurementSets/MSObsColumns.h>
    #include <measures/Measures/MeasTable.h>
    #include <casa/OS/Path.h>
    
    using namespace LOFAR::BBS;
    using namespace casa;
    using namespace askap;
    using namespace askap::synthesis;
    
    namespace LOFAR
    {
    
      LofarWProjectGridder::LofarWProjectGridder (const ParameterSet& parset)
        : WProjectVisGridder (*(dynamic_cast<const WProjectVisGridder*>
                                (WProjectVisGridder::createGridder(parset).get()))),
          itsInitialized (false)
      {
        // Currently only beam can be corrected for.
        ///    itsTimeAvg = parset.getInt ("average.timestep", 1);
        ///    itsFreqAvg = parset.getInt ("average.freqstep", 1);
        ///    itsCorrect = parset.getStringVector ("correct");
        itsParmDBName = parset.getString ("ParmDB.Instrument", "");
        itsConfigName = parset.getString ("Beam.StationConfig.Name");
        itsConfigPath = parset.getString ("Beam.StationConfig.Path");
      }
    
      LofarWProjectGridder::~LofarWProjectGridder()
      {}
    
      // Clone a copy of this Gridder
      IVisGridder::ShPtr LofarWProjectGridder::clone()
      {