PixelatedConvFunc.h

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

#ifndef SYNTHESIS_PIXELATEDCONVFUNC_H
#define SYNTHESIS_PIXELATEDCONVFUNC_H

#include <casa/Arrays/Vector.h>
//#include <synthesis/MeasurementComponents/Exp.h>
#include <synthesis/MeasurementComponents/CExp.h>
#include <synthesis/TransformMachines/ConvolutionFunction.h>

namespace casa{

  template <class T> class PixelatedConvFunc: public ConvolutionFunction
  {
  public:
    PixelatedConvFunc():ConvolutionFunction() {};
    PixelatedConvFunc(IPosition& shape):ConvolutionFunction(shape.nelements()) 
    {setSize(shape);}
    ~PixelatedConvFunc() {};
    
    virtual void setSize(IPosition& size)
    {
      nDim=size.nelements(); 
      shape=size;
      cache.resize(shape);
    };

    virtual T getValue(Vector<T>& coord, Vector<T>& offset) { return (T)(1.0);};
    virtual int getVisParams(const VisBuffer& vb,const CoordinateSystem& skyCoord=CoordinateSystem()) {return 0;};
    virtual void makeConvFunction(const ImageInterface<Complex>& image,
                                  const VisBuffer& vb,
                                  const Int wConvSize,
                                  const Float pa,
                                  const Float dpa,
                                  CFStore& cfs,
                                  CFStore& cfwts,Bool fillCF=True) {};
    virtual void setPolMap(const Vector<Int>& polMap) {(void)polMap;};
    virtual void setFeedStokes(const Vector<Int>& feedStokes){(void)feedStokes;};
    PixelatedConvFunc& operator=(const PixelatedConvFunc& other)
    {
      cerr << "******* PixelatedConvFunc& operator=(PixelatedConvFunc&) called!" << endl;
      return *this;
    }
    PixelatedConvFunc& operator=(const ConvolutionFunction& other)
    {
      cerr << "******* PixelatedConvFunc& operator=(ConvolutionFunction&) called!" << endl;
      return *this;
    }
    virtual Bool makeAverageResponse(const VisBuffer& vb, 
                                     const ImageInterface<Complex>& image,
                                     ImageInterface<Complex>& theavgPB,
                                     Bool reset=True)
    {throw(AipsError("PixelatedConvFunc::makeAverageRes(Complex) called"));};
    virtual void prepareConvFunction(const VisBuffer& vb, CFStore& cfs) {};

  private:
    Int nDim;
    IPosition shape;
    Array<T> cache;
  };

};

#endif