1 | //# SpectralElement.cc: Describes (a set of related) spectral lines |
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2 | //# Copyright (C) 2001,2004 |
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3 | //# Associated Universities, Inc. Washington DC, USA. |
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4 | //# |
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5 | //# This library is free software; you can redistribute it and/or modify it |
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6 | //# under the terms of the GNU Library General Public License as published by |
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7 | //# the Free Software Foundation; either version 2 of the License, or (at your |
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8 | //# option) any later version. |
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9 | //# |
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10 | //# This library is distributed in the hope that it will be useful, but WITHOUT |
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11 | //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 | //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public |
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13 | //# License for more details. |
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14 | //# |
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15 | //# You should have received a copy of the GNU Library General Public License |
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16 | //# along with this library; if not, write to the Free Software Foundation, |
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17 | //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA. |
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18 | //# |
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19 | //# Correspondence concerning AIPS++ should be addressed as follows: |
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20 | //# Internet email: aips2-request@nrao.edu. |
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21 | //# Postal address: AIPS++ Project Office |
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22 | //# National Radio Astronomy Observatory |
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23 | //# 520 Edgemont Road |
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24 | //# Charlottesville, VA 22903-2475 USA |
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25 | //# |
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26 | //# $Id: SpectralElement.cc 21024 2011-03-01 11:46:18Z gervandiepen $ |
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27 | |
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28 | #include <components/SpectralComponents/PowerLogPolynomialSpectralElement.h> |
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29 | |
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30 | #include <scimath/Functionals/PowerLogarithmicPolynomial.h> |
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31 | |
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32 | #include <casa/iostream.h> |
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33 | |
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34 | #define _ORIGIN String("PowerLogPolynomialSpectralElement::") + __FUNCTION__ + ":" + String::toString(__LINE__) + ": " |
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35 | |
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36 | |
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37 | namespace casa { //# NAMESPACE CASA - BEGIN |
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38 | |
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39 | /* |
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40 | PowerLogPolynomialSpectralElement::PowerLogPolynomialSpectralElement( |
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41 | uInt n |
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42 | ) : SpectralElement(SpectralElement::POWERLOGPOLY, n) { |
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43 | if (n == 0) { |
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44 | throw AipsError(_ORIGIN + "n must be greater than zero."); |
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45 | } |
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46 | //_makeFunction(); |
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47 | _setFunction( |
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48 | std::tr1::shared_ptr<PowerLogarithmicPolynomial<Double> >( |
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49 | new PowerLogarithmicPolynomial(n) |
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50 | ) |
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51 | ); |
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52 | } |
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53 | */ |
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54 | PowerLogPolynomialSpectralElement::PowerLogPolynomialSpectralElement( |
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55 | const Vector<Double>& param |
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56 | ) : SpectralElement(SpectralElement::POWERLOGPOLY, param) { |
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57 | //_makeFunction(); |
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58 | _setFunction( |
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59 | std::tr1::shared_ptr<PowerLogarithmicPolynomial<Double> >( |
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60 | new PowerLogarithmicPolynomial<Double>(param.tovector()) |
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61 | ) |
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62 | ); |
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63 | } |
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64 | |
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65 | /* |
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66 | void PowerLogPolynomialSpectralElement::_makeFunction() { |
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67 | ostringstream function; |
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68 | function << "p0"; |
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69 | uInt n = get().size(); |
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70 | for (uInt i=1; i<n; i++) { |
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71 | if (i == 1) { |
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72 | function << "*(x)^(p1"; |
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73 | } |
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74 | else { |
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75 | function << " + p" << i << "*ln(x)"; |
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76 | if (i > 2) { |
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77 | function << "^" << (i-1); |
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78 | } |
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79 | } |
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80 | if (i == n-1) { |
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81 | function << ")"; |
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82 | } |
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83 | } |
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84 | _setFunction(function.str()); |
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85 | } |
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86 | */ |
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87 | |
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88 | PowerLogPolynomialSpectralElement::PowerLogPolynomialSpectralElement( |
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89 | const PowerLogPolynomialSpectralElement &other |
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90 | ) : SpectralElement(other) {} |
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91 | |
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92 | PowerLogPolynomialSpectralElement::~PowerLogPolynomialSpectralElement() {} |
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93 | |
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94 | PowerLogPolynomialSpectralElement& PowerLogPolynomialSpectralElement::operator=( |
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95 | const PowerLogPolynomialSpectralElement& other |
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96 | ) { |
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97 | if (this != &other) { |
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98 | SpectralElement::operator=(other); |
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99 | } |
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100 | return *this; |
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101 | } |
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102 | |
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103 | SpectralElement* PowerLogPolynomialSpectralElement::clone() const { |
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104 | return new PowerLogPolynomialSpectralElement(*this); |
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105 | } |
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106 | |
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107 | ostream &operator<<(ostream& os, const PowerLogPolynomialSpectralElement& elem) { |
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108 | os << SpectralElement::fromType((elem.getType())) << " element: " << endl; |
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109 | ostringstream function; |
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110 | function << "p0"; |
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111 | uInt n = elem.get().size(); |
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112 | for (uInt i=1; i<n; i++) { |
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113 | if (i == 1) { |
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114 | function << "*(x)^(p1"; |
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115 | } |
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116 | else { |
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117 | function << " + p" << i << "*ln(x)"; |
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118 | if (i > 2) { |
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119 | function << "^" << (i-1); |
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120 | } |
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121 | } |
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122 | if (i == n-1) { |
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123 | function << ")"; |
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124 | } |
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125 | } |
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126 | os << " Function: " << function.str() << endl; |
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127 | const Vector<Double> p = elem.get(); |
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128 | for (uInt i=0; i<p.size(); i++) { |
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129 | os << "p" << i << ": " << p[i] << endl; |
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130 | } |
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131 | return os; |
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132 | } |
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133 | |
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134 | |
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135 | } //# NAMESPACE CASA - END |
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136 | |
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