1 | //# SpectralList.cc: A set of SpectralElements |
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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: SpectralList.cc 21465 2014-06-19 05:56:56Z gervandiepen $ |
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27 | |
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28 | //# Includes |
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29 | #include <components/SpectralComponents/SpectralList.h> |
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30 | |
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31 | #include <casa/Exceptions/Error.h> |
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32 | #include <casa/Containers/RecordInterface.h> |
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33 | #include <casa/Containers/Record.h> |
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34 | #include <components/SpectralComponents/GaussianSpectralElement.h> |
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35 | #include <casa/Utilities/PtrHolder.h> |
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36 | #include <components/SpectralComponents/SpectralElementFactory.h> |
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37 | |
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38 | #include <casa/iostream.h> |
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39 | |
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40 | namespace casa { //# NAMESPACE CASA - BEGIN |
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41 | |
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42 | //# Constructors |
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43 | SpectralList::SpectralList() : |
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44 | nmax_p(0), list_p(0) {} |
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45 | |
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46 | SpectralList::SpectralList(uInt nmax) : |
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47 | nmax_p(nmax), list_p(0) { |
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48 | } |
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49 | |
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50 | SpectralList::SpectralList(const SpectralElement &in) : |
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51 | nmax_p(0), list_p(1) { |
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52 | list_p[0] = in.clone(); |
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53 | } |
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54 | |
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55 | SpectralList::SpectralList(const SpectralList &other) : |
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56 | nmax_p(other.nmax_p), list_p(other.list_p.nelements()) { |
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57 | for (uInt i=0; i<list_p.nelements(); i++) { |
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58 | list_p[i] = other.list_p[i]->clone(); |
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59 | } |
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60 | } |
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61 | |
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62 | SpectralList::~SpectralList() { |
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63 | clear(); |
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64 | } |
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65 | |
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66 | SpectralList &SpectralList::operator=(const SpectralList &other) { |
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67 | if (this != &other) { |
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68 | clear(); |
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69 | nmax_p = other.nmax_p; |
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70 | list_p.resize(other.list_p.nelements()); |
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71 | for (uInt i=0; i<list_p.nelements(); i++) { |
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72 | list_p[i] = other.list_p[i]->clone(); |
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73 | } |
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74 | } |
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75 | return *this; |
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76 | } |
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77 | |
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78 | Double SpectralList::operator()(const Double x) const { |
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79 | Double s(0); |
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80 | for (uInt i=0; i<list_p.nelements(); i++) s += (*list_p[i])(x); |
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81 | return s; |
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82 | } |
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83 | |
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84 | const SpectralElement* SpectralList::operator[](const uInt n) const { |
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85 | if (n >= list_p.nelements()) { |
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86 | throw(AipsError("SpectralList: Illegal index for element")); |
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87 | } |
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88 | return list_p[n]; |
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89 | } |
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90 | |
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91 | SpectralElement* SpectralList::operator[](const uInt n) { |
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92 | if (n >= list_p.nelements()) { |
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93 | throw(AipsError("SpectralList: Illegal index for element")); |
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94 | } |
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95 | return list_p[n]; |
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96 | } |
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97 | |
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98 | Bool SpectralList::add(const SpectralElement &in) { |
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99 | uInt i = list_p.nelements(); |
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100 | if (nmax_p != 0 && i >= nmax_p) return False; |
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101 | list_p.resize(i+1); |
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102 | list_p[i] = in.clone(); |
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103 | return True; |
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104 | } |
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105 | |
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106 | Bool SpectralList::add(const SpectralList &in) { |
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107 | for (uInt i=0; i<in.nelements(); i++) { |
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108 | if (! add(*in[i])) { |
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109 | return False; |
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110 | } |
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111 | } |
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112 | return True; |
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113 | } |
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114 | |
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115 | void SpectralList::insert(const SpectralElement &in) { |
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116 | uInt n = list_p.nelements(); |
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117 | uInt i; |
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118 | for (i=0; i<n; i++) { |
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119 | if (compar(in, *list_p[i]) > 0) { |
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120 | break; |
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121 | } |
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122 | } |
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123 | if (i == n) add(in); |
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124 | else { |
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125 | if (nmax_p != 0 && n >= nmax_p) { |
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126 | delete list_p[n-1]; list_p[n-1] = 0; |
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127 | } else { |
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128 | list_p.resize(n+1); |
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129 | list_p[n++] = 0; |
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130 | } |
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131 | for (uInt j=n-1; j>i; j--) list_p[j] = list_p[j-1]; |
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132 | if (in.getType() == SpectralElement::GAUSSIAN) { |
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133 | const GaussianSpectralElement *gIn = dynamic_cast<const GaussianSpectralElement *>(&in); |
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134 | list_p[i] = new GaussianSpectralElement(*gIn); |
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135 | } |
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136 | else { |
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137 | // FIXME for other subclasses |
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138 | list_p[i] = in.clone(); |
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139 | } |
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140 | } |
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141 | } |
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142 | |
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143 | void SpectralList::insert(const SpectralList &in) { |
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144 | for (uInt i=0; i<in.nelements(); i++) { |
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145 | insert(*in[i]); |
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146 | } |
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147 | } |
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148 | |
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149 | Bool SpectralList::set(const SpectralElement &in, const uInt which) { |
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150 | uInt i = list_p.nelements(); |
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151 | if (nmax_p != 0 && which >= nmax_p) return False; |
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152 | if (which > i) return False; |
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153 | if (which == i) add(in); |
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154 | delete list_p[which]; list_p[which] = 0; |
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155 | list_p[which] = in.clone(); |
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156 | return True; |
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157 | } |
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158 | |
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159 | void SpectralList::clear() { |
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160 | for (uInt i=0; i<list_p.nelements(); i++) { |
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161 | delete list_p[i]; list_p[i] = 0; |
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162 | } |
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163 | list_p.resize(0, True); |
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164 | } |
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165 | |
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166 | void SpectralList::set(const uInt nmax) { |
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167 | if (nmax != 0 && nmax < list_p.nelements()) { |
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168 | for (uInt i=nmax; i<list_p.nelements(); i++) { |
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169 | delete list_p[i]; list_p[i] = 0; |
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170 | } |
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171 | list_p.resize(nmax, True); |
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172 | } |
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173 | nmax_p = nmax; |
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174 | } |
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175 | |
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176 | Bool SpectralList::fromRecord (String& errMsg, const RecordInterface& container) |
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177 | { |
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178 | clear(); |
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179 | for (uInt i=0; i<container.nfields(); i++) { |
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180 | if (container.dataType(i)==TpRecord) { |
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181 | const RecordInterface& rec = container.asRecord(i); |
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182 | PtrHolder<SpectralElement> specEl(SpectralElementFactory::fromRecord(rec)); |
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183 | add(*specEl); |
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184 | } else { |
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185 | errMsg = String("Illegal record structure"); |
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186 | return False; |
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187 | } |
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188 | } |
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189 | return True; |
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190 | } |
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191 | |
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192 | Bool SpectralList::toRecord(RecordInterface& container) const { |
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193 | String errMsg; |
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194 | for (uInt i=0; i<list_p.nelements(); i++) { |
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195 | Record elRec; |
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196 | list_p[i]->toRecord(elRec); |
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197 | container.defineRecord(i, elRec); |
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198 | } |
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199 | return True; |
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200 | } |
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201 | |
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202 | |
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203 | void SpectralList::sort() { |
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204 | uInt n = list_p.nelements(); |
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205 | if (n < 2) return; |
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206 | SpectralElement *x; |
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207 | for (uInt i=0; i<n-1; i++) { |
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208 | for (uInt j=n-1; j>i; j--) { |
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209 | if (compar(*list_p[j-1], *list_p[j]) < 0) { |
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210 | x = list_p[j-1]; |
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211 | list_p[j-1] = list_p[j]; |
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212 | list_p[j] = x; |
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213 | } |
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214 | } |
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215 | } |
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216 | } |
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217 | |
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218 | Int SpectralList::compar( |
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219 | const SpectralElement &p1, |
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220 | const SpectralElement &p2 |
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221 | ) const { |
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222 | SpectralElement::Types p1Type = p1.getType(); |
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223 | SpectralElement::Types p2Type = p2.getType(); |
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224 | Double p1Amp = 0; |
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225 | Double p2Amp = 0; |
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226 | if (p1Type == SpectralElement::GAUSSIAN) { |
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227 | const GaussianSpectralElement *g1 = dynamic_cast<const GaussianSpectralElement *>(&p1); |
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228 | p1Amp = g1->getAmpl(); |
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229 | } |
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230 | if (p2Type == SpectralElement::GAUSSIAN) { |
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231 | const GaussianSpectralElement *g2 = dynamic_cast<const GaussianSpectralElement *>(&p2); |
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232 | p2Amp = g2->getAmpl(); |
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233 | } |
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234 | if (p1Amp > p2Amp) { |
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235 | return 1; |
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236 | } |
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237 | else if (p1Amp < p2Amp) { |
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238 | return -1; |
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239 | } |
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240 | else { |
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241 | return 0; |
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242 | } |
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243 | } |
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244 | |
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245 | ostream &operator<<(ostream &os, const SpectralList &lst) { |
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246 | os << lst.nelements() << " in SpectralList:" << endl; |
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247 | for (uInt i=0; i<lst.nelements(); i++) os << *lst[i]; |
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248 | |
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249 | return os; |
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250 | } |
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251 | |
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252 | } //# NAMESPACE CASA - END |
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253 | |
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254 | |
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255 | //# Cater for Double and Float |
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256 | #ifdef AIPS_NO_TEMPLATE_SRC |
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257 | #include <components/SpectralComponents/SpectralList2.tcc> |
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258 | |
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259 | namespace casa { //# NAMESPACE CASA - BEGIN |
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260 | template void SpectralList::residual<Double>(Vector<Double> &) const; |
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261 | template void SpectralList::residual<Float>(Vector<Float> &) const; |
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262 | template void SpectralList::evaluate<Double>(Vector<Double> &) const; |
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263 | template void SpectralList::evaluate<Float>(Vector<Float> &) const; |
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264 | template void SpectralList::residual<Double>(Vector<Double> &, |
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265 | Vector<Double> const &) const; |
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266 | template void SpectralList::residual<Float>(Vector<Float> &, |
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267 | Vector<Float> const &) const; |
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268 | template void SpectralList::evaluate<Double>(Vector<Double> &, |
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269 | Vector<Double> const &) const; |
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270 | template void SpectralList::evaluate<Float>(Vector<Float> &, |
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271 | Vector<Float> const &) const; |
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272 | } //# NAMESPACE CASA - END |
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273 | #endif |
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