LCOV - code coverage report
Current view: top level - imageanalysis/ImageAnalysis - ImageRegridderBase.h (source / functions) Hit Total Coverage
Test: casa_coverage.info Lines: 1 23 4.3 %
Date: 2023-10-25 08:47:59 Functions: 1 18 5.6 %

          Line data    Source code
       1             : //# Copyright (C) 1998,1999,2000,2001,2003
       2             : //# Associated Universities, Inc. Washington DC, USA.
       3             : //#
       4             : //# This program is free software; you can redistribute it and/or modify it
       5             : //# under the terms of the GNU General Public License as published by the Free
       6             : //# Software Foundation; either version 2 of the License, or (at your option)
       7             : //# any later version.
       8             : //#
       9             : //# This program is distributed in the hope that it will be useful, but WITHOUT
      10             : //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
      11             : //# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
      12             : //# more details.
      13             : //#
      14             : //# You should have received a copy of the GNU General Public License along
      15             : //# with this program; if not, write to the Free Software Foundation, Inc.,
      16             : //# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
      17             : //#
      18             : //# Correspondence concerning AIPS++ should be addressed as follows:
      19             : //#        Internet email: aips2-request@nrao.edu.
      20             : //#        Postal address: AIPS++ Project Office
      21             : //#                        National Radio Astronomy Observatory
      22             : //#                        520 Edgemont Road
      23             : //#                        Charlottesville, VA 22903-2475 USA
      24             : //#
      25             : 
      26             : #ifndef IMAGEANALYSIS_IMAGEREGRIDDERBASE_H
      27             : #define IMAGEANALYSIS_IMAGEREGRIDDERBASE_H
      28             : 
      29             : #include <imageanalysis/ImageAnalysis/ImageTask.h>
      30             : #include <casacore/scimath/Mathematics/Interpolate2D.h>
      31             : #include <casacore/casa/namespace.h>
      32             : 
      33             : namespace casa {
      34             : 
      35             : template <class T> class ImageRegridderBase : public ImageTask<T> {
      36             :         // <summary>
      37             :         // casacore::Data store of ImageRegridder and ComplexImageRegridder
      38             :     // TODO ComplexImageRegridder has been removed so this class can probably
      39             :     // be merged into ImageRegridder
      40             :         // </summary>
      41             : 
      42             :         // <reviewed reviewer="" date="" tests="" demos="">
      43             :         // </reviewed>
      44             : 
      45             :         // <prerequisite>
      46             :         // </prerequisite>
      47             : 
      48             :         // <etymology>
      49             :         // casacore::Data for image regridder.
      50             :         // </etymology>
      51             : 
      52             :         // <synopsis>
      53             :         // </synopsis>
      54             : 
      55             :         template<typename U> friend class ImageRegridderBase;
      56             : 
      57             : public:
      58             : 
      59             :         ImageRegridderBase() = delete;
      60             : 
      61             :         // destructor
      62             :         virtual ~ImageRegridderBase();
      63             : 
      64             :         // regrid the spectral axis in velocity space rather than frequency space?
      65             :         void setSpecAsVelocity(casacore::Bool v) { _specAsVelocity = v; }
      66             : 
      67             :         // Set interpolation method.
      68           0 :         void setMethod(const casacore::String& method) {
      69           0 :             _method = casacore::Interpolate2D::stringToMethod(method);
      70           0 :         }
      71             : 
      72          68 :         void setMethod(casacore::Interpolate2D::Method method) { _method = method; }
      73             : 
      74             :         void setDoRefChange(casacore::Bool d) { _doRefChange = d; }
      75             : 
      76           0 :         void setReplicate(casacore::Bool r) { _replicate = r; }
      77             : 
      78             :         // throws exception if 3*decimate > length of an axis that will be regridded
      79             :         void setDecimate(casacore::Int d);
      80             : 
      81             :         void setForceRegrid(casacore::Bool f) { _forceRegrid = f; }
      82             : 
      83           0 :         void setShape(const casacore::IPosition s) { _shape = s; }
      84             : 
      85             :         virtual SPIIT regrid() const = 0;
      86             : 
      87             :         template <class U> void setConfiguration(const ImageRegridderBase<U>& that);
      88             : 
      89             : protected:
      90             : 
      91             :         ImageRegridderBase(
      92             :                 const SPCIIT image, const casacore::Record *const regionRec,
      93             :                 const casacore::String& maskInp, const casacore::String& outname,
      94             :                 casacore::Bool overwrite, const casacore::CoordinateSystem& csys,
      95             :                 const casacore::IPosition& axes, const casacore::IPosition& shape
      96             :         );
      97             : 
      98           0 :         casacore::Interpolate2D::Method _getMethod() const { return _method; }
      99             : 
     100           0 :         casacore::Bool _getDoRefChange() const { return _doRefChange; }
     101             : 
     102           0 :         casacore::Bool _getReplicate() const { return _replicate; }
     103             : 
     104           0 :         casacore::Int _getDecimate() const { return _decimate;}
     105             : 
     106           0 :         casacore::Bool _getForceRegrid() const { return _forceRegrid; }
     107             : 
     108           0 :         inline CasacRegionManager::StokesControl _getStokesControl() const {
     109           0 :                 return CasacRegionManager::USE_ALL_STOKES;
     110             :         }
     111             : 
     112           0 :         inline std::vector<casacore::Coordinate::Type> _getNecessaryCoordinates() const {
     113           0 :                 return std::vector<casacore::Coordinate::Type>(0);
     114             :         }
     115             : 
     116           0 :         casacore::Bool _getSpecAsVelocity() const { return _specAsVelocity; }
     117             : 
     118           0 :         casacore::IPosition _getShape() const {return _shape;}
     119             : 
     120           0 :         const casacore::CoordinateSystem& _getTemplateCoords() const {
     121           0 :             return _csysTo;
     122             :         }
     123             : 
     124           0 :         casacore::IPosition _getAxes() const { return _axes; }
     125             : 
     126           0 :         casacore::IPosition _getKludgedShape() const { return _kludgedShape; }
     127             : 
     128           0 :         std::vector<casacore::String> _getOutputStokes() const { return _outputStokes; }
     129             : 
     130           0 :         casacore::uInt _getNReplicatedChans() const { return _nReplicatedChans; }
     131             : 
     132             :         casacore::Bool _regriddingDirectionAxes() const;
     133             : 
     134             : private:
     135             :         const casacore::CoordinateSystem _csysTo;
     136             :         casacore::IPosition _axes, _shape, _kludgedShape;
     137             :         casacore::Bool _specAsVelocity, _doRefChange, _replicate, _forceRegrid;
     138             :         casacore::Int _decimate;
     139             :         casacore::Interpolate2D::Method _method;
     140             :         std::vector<casacore::String> _outputStokes;
     141             :         casacore::uInt _nReplicatedChans;
     142             : 
     143             :         void _finishConstruction();
     144             : 
     145             : };
     146             : }
     147             : 
     148             : #ifndef AIPS_NO_TEMPLATE_SRC
     149             : #include <imageanalysis/ImageAnalysis/ImageRegridderBase.tcc>
     150             : #endif //# AIPS_NO_TEMPLATE_SRC
     151             : 
     152             : #endif

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