1 | //# Lorentzian1DParam.cc: Parameter handling for one-dimensional Lorentzian class |
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2 | //# Copyright (C) 2001,2002 |
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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: Lorentzian1DParam.tcc 20253 2010-02-15 12:15:00Z Wataru.Kawasaki $ |
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27 | |
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28 | //# Includes |
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29 | #include "Lorentzian1DParam.h" |
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30 | #include <casa/BasicSL/Constants.h> |
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31 | #include <casa/BasicMath/Math.h> |
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32 | |
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33 | namespace casa { //# NAMESPACE CASA - BEGIN |
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34 | |
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35 | //# Statics |
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36 | ///template<class T> |
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37 | ///const T Lorentzian1DParam<T>::fwhm2int = T(1.0)/sqrt(log(T(16.0))); |
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38 | |
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39 | //# Constructors |
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40 | template<class T> |
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41 | Lorentzian1DParam<T>::Lorentzian1DParam() : |
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42 | Function1D<T>(3), |
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43 | fwhm2int(T(1.0)/T(2.0)) { |
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44 | param_p[HEIGHT] = T(1.0); |
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45 | param_p[CENTER] = T(0.0); |
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46 | param_p[WIDTH] = T(1.0); |
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47 | } |
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48 | |
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49 | template<class T> |
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50 | Lorentzian1DParam<T>::Lorentzian1DParam(const T &height) : |
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51 | Function1D<T>(3), |
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52 | fwhm2int(T(1.0)/T(2.0)) { |
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53 | param_p[HEIGHT] = height; |
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54 | param_p[CENTER] = T(0.0); |
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55 | param_p[WIDTH] = T(1.0); |
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56 | } |
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57 | |
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58 | template<class T> |
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59 | Lorentzian1DParam<T>::Lorentzian1DParam(const T &height, const T ¢er) : |
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60 | Function1D<T>(3), |
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61 | fwhm2int(T(1.0)/T(2.0)) { |
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62 | param_p[HEIGHT] = height; |
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63 | param_p[CENTER] = center; |
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64 | param_p[WIDTH] = T(1.0); |
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65 | } |
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66 | |
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67 | template<class T> |
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68 | Lorentzian1DParam<T>::Lorentzian1DParam(const T &height, const T ¢er, |
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69 | const T &width) : |
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70 | Function1D<T>(3), |
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71 | fwhm2int(T(1.0)/T(2.0)) { |
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72 | param_p[HEIGHT] = height; |
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73 | param_p[CENTER] = center; |
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74 | param_p[WIDTH] = width; |
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75 | } |
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76 | |
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77 | template<class T> |
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78 | Lorentzian1DParam<T>::Lorentzian1DParam(const Lorentzian1DParam<T> &other) : |
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79 | Function1D<T>(other), |
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80 | fwhm2int(T(1.0)/T(2.0)) {} |
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81 | |
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82 | template<class T> |
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83 | Lorentzian1DParam<T>::~Lorentzian1DParam() {} |
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84 | |
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85 | //# Operators |
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86 | template<class T> |
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87 | Lorentzian1DParam<T> & |
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88 | Lorentzian1DParam<T>::operator=(const Lorentzian1DParam<T> &other) { |
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89 | if (this != &other) { |
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90 | fwhm2int = other.fwhm2int; |
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91 | Function1D<T>::operator=(other); |
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92 | } |
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93 | return *this; |
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94 | } |
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95 | |
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96 | //# Member functions |
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97 | template<class T> |
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98 | T Lorentzian1DParam<T>::flux() const { |
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99 | return param_p[HEIGHT]*abs(param_p[WIDTH])*fwhm2int*T(C::pi); |
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100 | } |
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101 | |
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102 | template<class T> |
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103 | void Lorentzian1DParam<T>::setFlux(const T &flux) { |
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104 | param_p[HEIGHT] = flux*T(C::_1_pi)/abs(param_p[WIDTH])/fwhm2int; |
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105 | } |
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106 | |
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107 | } //# NAMESPACE CASA - END |
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108 | |
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