Line data    Source code

       1             : //# SpectralElement.cc: Describes (a set of related) spectral lines
       2             : //# Copyright (C) 2001,2004
       3             : //# Associated Universities, Inc. Washington DC, USA.
       4             : //#
       5             : //# This library is free software; you can redistribute it and/or modify it
       6             : //# under the terms of the GNU Library General Public License as published by
       7             : //# the Free Software Foundation; either version 2 of the License, or (at your
       8             : //# option) any later version.
       9             : //#
      10             : //# This library is distributed in the hope that it will be useful, but WITHOUT
      11             : //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
      12             : //# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
      13             : //# License for more details.
      14             : //#
      15             : //# You should have received a copy of the GNU Library General Public License
      16             : //# along with this library; if not, write to the Free Software Foundation,
      17             : //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
      18             : //#
      19             : //# Correspondence concerning AIPS++ should be addressed as follows:
      20             : //#        Internet email: aips2-request@nrao.edu.
      21             : //#        Postal address: AIPS++ Project Office
      22             : //#                        National Radio Astronomy Observatory
      23             : //#                        520 Edgemont Road
      24             : //#                        Charlottesville, VA 22903-2475 USA
      25             : //#
      26             : //# $Id: SpectralElement.cc 21024 2011-03-01 11:46:18Z gervandiepen $
      27             : 
      28             : #include <components/SpectralComponents/LogTransformedPolynomialSpectralElement.h>
      29             : #include <casacore/casa/Exceptions/Error.h>
      30             : #include <iostream>
      31             : 
      32             : #define _ORIGIN  String("LogTransformedPolynomialSpectralElement::") + __FUNCTION__ + ":" + String::toString(__LINE__) + ": "
      33             : 
      34             : 
      35             : using namespace casacore;
      36             : namespace casa { //# NAMESPACE CASA - BEGIN
      37             : 
      38             : 
      39           0 : LogTransformedPolynomialSpectralElement::LogTransformedPolynomialSpectralElement(
      40             :         uInt order
      41           0 : ) : PolynomialSpectralElement(order) {
      42           0 :         ThrowIf(
      43             :                 order == 0,
      44             :                 "order must be greater than zero."
      45             :         );
      46           0 :         _setType(SpectralElement::LOGTRANSPOLY);
      47           0 : }
      48             : 
      49           0 : LogTransformedPolynomialSpectralElement::LogTransformedPolynomialSpectralElement(
      50             :         const Vector<Double>& param
      51           0 : ) : PolynomialSpectralElement(param) {
      52           0 :         set(param);
      53           0 :         _setType(SpectralElement::LOGTRANSPOLY);
      54           0 : }
      55             : 
      56           0 : LogTransformedPolynomialSpectralElement::LogTransformedPolynomialSpectralElement(
      57             :         const LogTransformedPolynomialSpectralElement &other
      58           0 : ) : PolynomialSpectralElement(other) {}
      59             : 
      60           0 : LogTransformedPolynomialSpectralElement::~LogTransformedPolynomialSpectralElement() {}
      61             : 
      62           0 : LogTransformedPolynomialSpectralElement& LogTransformedPolynomialSpectralElement::operator=(
      63             :         const LogTransformedPolynomialSpectralElement& other
      64             : ) {
      65           0 :         if (this != &other) {
      66           0 :                 PolynomialSpectralElement::operator=(other);
      67             :         }
      68           0 :         return *this;
      69             : }
      70             : 
      71           0 : SpectralElement* LogTransformedPolynomialSpectralElement::clone() const {
      72           0 :         return new LogTransformedPolynomialSpectralElement(*this);
      73             : }
      74             : 
      75           0 : ostream &operator<<(
      76             :         ostream &os, const LogTransformedPolynomialSpectralElement &elem
      77             : ) {
      78           0 :         os << SpectralElement::fromType((elem.getType())) << " element: " << endl;
      79           0 :         uInt degree = elem.getDegree();
      80           0 :     os << "  Degree:    " << degree << endl;
      81           0 :     os << "  Function: ln(y) = ln(c0) ";
      82           0 :     ostringstream ss;
      83           0 :     Vector<Double> c = elem.get();
      84           0 :     ss << "c0: " << exp(c[0]) << endl;
      85           0 :     for (uInt i=1; i<=degree; i++) {
      86           0 :         os << " + c" << i << "*ln(x)";
      87           0 :         if (i > 1) {
      88           0 :                 os << "**" << i;
      89             :         }
      90           0 :         ss << "c" << i << ": " << c[i] << endl;
      91             :     }
      92           0 :     os << endl;
      93           0 :     os << ss.str();
      94           0 :     return os;
      95             : }
      96             : }
      97             :