SDPosInterpolator.h

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

#ifndef SYNTHESIS_SDPOSINTERPOLATOR_H
#define SYNTHESIS_SDPOSINTERPOLATOR_H

#include <casa/Arrays/Vector.h>
#include <casa/BasicSL/Constants.h>
#include <casa/Quanta/MVAngle.h>
#include <casa/Quanta/MVTime.h>
#include <casa/Quanta/UnitMap.h>
#include <casa/Quanta/UnitVal.h>
#include <measures/Measures/MDirection.h>
#include <measures/Measures/Measure.h>
#include <ms/MeasurementSets/MSColumns.h>
#include <msvis/MSVis/VisBuffer.h>
#include <msvis/MSVis/VisBuffer2.h>
#include <coordinates/Coordinates/DirectionCoordinate.h>

namespace casa { //# NAMESPACE CASA - BEGIN

class SDPosInterpolator {
public:
  SDPosInterpolator(const VisBuffer& vb,
                    const casacore::String& pointingDirCol_p);
  SDPosInterpolator(const vi::VisBuffer2& vb,
        const casacore::String& pointingDirCol_p);
  SDPosInterpolator(const casacore::Vector<casacore::Vector<casacore::Double> >& time,
                    const casacore::Vector<casacore::Vector<casacore::Vector<casacore::Double> > >& dir);
  ~SDPosInterpolator();
  casacore::Vector<casacore::Bool> doSplineInterpolation;   //(antid)
  casacore::MDirection interpolateDirectionMeasSpline(const casacore::ROMSPointingColumns& mspc,
                                            const casacore::Double& time,
                                            const casacore::Int& index,
                                            const casacore::Int& antid);
  casacore::Vector<casacore::Vector<casacore::Vector<casacore::Vector<casacore::Double> > > > getSplineCoeff();
  casacore::Bool inTimeRange(const casacore::Double& time, const casacore::Int& antid);
private:
  casacore::Vector<casacore::Vector<casacore::Double> > timePointing; //(antid)(index)
  casacore::Vector<casacore::Vector<casacore::Vector<casacore::Double> > > dirPointing; //(antid)(index)(xy)
  casacore::Vector<casacore::Vector<casacore::Vector<casacore::Vector<casacore::Double> > > > splineCoeff; //(antid)(index)(xy)(order)
  casacore::Vector<casacore::Double> timeRangeStart; //(antid)
  casacore::Vector<casacore::Double> timeRangeEnd; //(antid)
  void setup(const VisBuffer& vb,
             const casacore::String& pointingDirCol_p);
  void setup(const vi::VisBuffer2& vb,
       const casacore::String& pointingDirCol_p);
  void setup(const casacore::Vector<casacore::Vector<casacore::Double> >& time,
             const casacore::Vector<casacore::Vector<casacore::Vector<casacore::Double> > >& dir);
  void calcSplineCoeff(const casacore::Vector<casacore::Double>& time,
                       const casacore::Vector<casacore::Vector<casacore::Double> >& dir,
                       casacore::Vector<casacore::Vector<casacore::Vector<casacore::Double> > >& coeff);
};

} //# NAMESPACE CASA - END

#endif