casa6

//# FluxCalcLogFreqPolynomial.cc: Implementation of FluxCalcLogFreqPolynomial.h

//# Copyright (C) 2010

//# 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

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//#

#include <components/ComponentModels/FluxCalcLogFreqPolynomial.h>

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

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

​

// Handy for passing anonymous arrays to functions.

#include <casacore/scimath/Mathematics/RigidVector.h>

​

#include <map>

​

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

​

using namespace casacore;

namespace casa { //# NAMESPACE CASA - BEGIN

​

Bool FluxCalcLogFreqPolynomial::operator()(Flux<Double>& value,

                                           Flux<Double>& error,

                                           const MFrequency& mfreq,

                                           const Bool updatecoeffs)

{

  LogIO os(LogOrigin("FluxCalcLogFreqPolynomial", "()", WHERE));

  Double dt = log10(mfreq.get(freqUnit_p).getValue());

  if (updatecoeffs || coeffs_p(0).nelements()==0) {

    coeffs_p(0).resize();

    coeffs_p(1).resize();

    coeffs_p=getCurrentCoeffs();

  }

  {

     validfrange_p=getValidFreqRange();

     Double ghzinfreq = mfreq.get("GHz").getValue();

     Double minfreq = validfrange_p(0).get("GHz").getValue();

     Double maxfreq = validfrange_p(1).get("GHz").getValue();

     if (!(minfreq==0.0 && maxfreq ==0.0)) {

       //cerr<<" range:"<<minfreq<<","<<maxfreq<<"  infreq="<<ghzinfreq<<endl;

        if (minfreq > ghzinfreq || maxfreq < ghzinfreq) {

          //cerr<<"Input "<<String::toString(mfreq)<<" is out of the valid frequency range of the flux model: "<<String::toString(validfrange_p)<<endl;

          os<<LogIO::WARN<<"Input "<<String::toString(mfreq) 

                         <<" (Hz) is out of the valid frequency range of the flux model: "

                         <<String::toString(validfrange_p)<<" (Hz)"<<LogIO::POST;