casa6

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​

#include <casacore/coordinates/Coordinates/DirectionCoordinate.h>

#include <components/ComponentModels/SkyComponentFactory.h>

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

#include <components/ComponentModels/GaussianDeconvolver.h>

#include <components/ComponentModels/GaussianShape.h>

#include <components/ComponentModels/ComponentType.h>

#include <casacore/images/Images/ImageUtilities.h>

​

using namespace casacore;

namespace casa { 

​

SkyComponent SkyComponentFactory::encodeSkyComponent(

    LogIO& logIO, Double& facToJy,

    const CoordinateSystem& cSys, const Unit& brightnessUnit,

    ComponentType::Shape type, const Vector<Double>& parameters,

    Stokes::StokesTypes stokes, Bool xIsLong, const GaussianBeam& beam

) {

    // Input:

    //   pars(0) = FLux     image units  (e.g. peak flux in Jy/beam)

    //   pars(1) = x cen    abs pix

    //   pars(2) = y cen    abs pix

    //   pars(3) = major    pix

    //   pars(4) = minor    pix

    //   pars(5) = pa radians (pos +x -> +y)

​

    SkyComponent sky;

​

    // Account for the fact that 'x' could be longitude or latitude.  Urk.

​

    Vector<Double> pars = parameters.copy();

    if (!xIsLong) {

        Double tmp = pars(0);

​

        pars(0) = pars(1);

        pars(1) = tmp;

​

        Double pa0 = pars(5);

        MVAngle pa(pa0 + C::pi_2);