casa6

//# GaussianShape.cc:

//# Copyright (C) 1998,1999,2000

//# Associated Universities, Inc. Washington DC, USA.

//#

//# This library is free software; you can redistribute it and/or modify it

//# under the terms of the GNU Library General Public License as published by

//# the Free Software Foundation; either version 2 of the License, or (at your

//# option) any later version.

//#

//# This library 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 Library General Public

//# License for more details.

//#

//# You should have received a copy of the GNU Library General Public License

//# along with this library; if not, write to the Free Software Foundation,

//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.

//#

//# Correspondence concerning AIPS++ should be addressed as follows:

//#        Internet email: aips2-request@nrao.edu.

//#        Postal address: AIPS++ Project Office

//#                        National Radio Astronomy Observatory

//#                        520 Edgemont Road

//#                        Charlottesville, VA 22903-2475 USA

//#

//# $Id: GaussianShape.cc 21130 2011-10-18 07:39:05Z gervandiepen $

​

#include <components/ComponentModels/GaussianShape.h>

#include <components/ComponentModels/Flux.h>

#include <casacore/casa/Arrays/Vector.h>

#include <casacore/casa/Exceptions/Error.h>

#include <casacore/casa/Logging/LogIO.h>

#include <casacore/casa/Logging/LogOrigin.h>

#include <casacore/casa/BasicSL/Constants.h>

#include <casacore/casa/BasicMath/Math.h>

#include <casacore/measures/Measures/MCDirection.h>

#include <casacore/measures/Measures/MDirection.h>

#include <casacore/measures/Measures/MeasConvert.h>

#include <casacore/measures/Measures/MeasRef.h>

#include <casacore/casa/Quanta/MVAngle.h>

#include <casacore/casa/Quanta/MVDirection.h>

#include <casacore/casa/Quanta/Quantum.h>

#include <casacore/casa/Utilities/Assert.h>

#include <casacore/casa/BasicSL/String.h>

​

using namespace casacore;

namespace casa { //# NAMESPACE CASA - BEGIN

​

GaussianShape::GaussianShape()

  :TwoSidedShape(),

   itsShape(1.0, 0.0, 0.0, Quantity(1,"'").getValue("rad"), 1.0, 0.0),

   itsFT(itsShape)

{

  itsShape.setFlux(1.0);

  updateFT();

  DebugAssert(ok(), AipsError);

}

​

GaussianShape::GaussianShape(const MDirection& direction, 

                 const Quantum<Double>& majorAxis,

                 const Quantum<Double>& minorAxis,

                 const Quantum<Double>& positionAngle)

  :TwoSidedShape(direction, majorAxis.getFullUnit(),