MosaicFTNew.h

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//# MosaicFTNew.h: Definition for MosaicFTNew
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//# $Id$

#ifndef SYNTHESIS_TRANSFORM2_MOSAICFTNEW_H
#define SYNTHESIS_TRANSFORM2_MOSAICFTNEW_H

#include <synthesis/TransformMachines2/MosaicFT.h>

namespace casa { //# NAMESPACE CASA - BEGIN

namespace refim{
/*
  An copy MosaicFT except
  Looks like it is just to get  differentlently normalized images i.e (image*nx*ny)
  which implies somewhere  some code  is   just be using FFT in forward (the toFrequency direction) 
  when it should be the reverse (or vice-versa)
*/

class MosaicFTNew : public MosaicFT {
public:

  // Constructor: cachesize is the size of the cache in words
  // (e.g. a few million is a good number), tilesize is the
  // size of the tile used in gridding (cannot be less than
  // 12, 16 works in most cases). 
  // <group>
  MosaicFTNew(SkyJones* sj, casacore::MPosition mloc, casacore::String stokes,
            casacore::Long cachesize, casacore::Int tilesize=16, 
              casacore::Bool usezero=true, casacore::Bool useDoublePrec=false, casacore::Bool useConjFreqBeam=false, casacore::Bool usePointing=false):
  MosaicFT(sj,mloc,stokes,cachesize,tilesize,usezero,useDoublePrec, useConjFreqBeam, usePointing){}

    // Construct from a casacore::Record containing the MosaicFT state
    MosaicFTNew(const casacore::RecordInterface& stateRec);

    refim::FTMachine* cloneFTM();
    

  // </group>

  // Get the final image: do the Fourier transform and
  // grid-correct, then optionally normalize by the summed weights
  casacore::ImageInterface<casacore::Complex>& getImage(casacore::Matrix<casacore::Float>&, casacore::Bool normalize=true);
 
  // Get the final weights image
  void getWeightImage(casacore::ImageInterface<casacore::Float>&, casacore::Matrix<casacore::Float>&);
  
  virtual casacore::String name() const {return "MosaicFTNew";};
  
protected:        

};
  } //refim ends
} //# NAMESPACE CASA - END

#endif