1 | //#--------------------------------------------------------------------------- |
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2 | //# SDContainer.cc: A container class for single dish integrations |
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3 | //#--------------------------------------------------------------------------- |
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4 | //# Copyright (C) 2004 |
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5 | //# Malte Marquarding, ATNF |
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6 | //# |
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7 | //# This program is free software; you can redistribute it and/or modify it |
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8 | //# under the terms of the GNU General Public License as published by the Free |
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9 | //# Software Foundation; either version 2 of the License, or (at your option) |
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10 | //# any later version. |
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11 | //# |
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12 | //# This program is distributed in the hope that it will be useful, but |
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13 | //# WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | //# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
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15 | //# Public License for more details. |
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16 | //# |
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17 | //# You should have received a copy of the GNU General Public License along |
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18 | //# with this program; if not, write to the Free Software Foundation, Inc., |
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19 | //# 675 Massachusetts Ave, Cambridge, MA 02139, USA. |
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20 | //# |
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21 | //# Correspondence concerning this software should be addressed as follows: |
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22 | //# Internet email: Malte.Marquarding@csiro.au |
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23 | //# Postal address: Malte Marquarding, |
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24 | //# Australia Telescope National Facility, |
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25 | //# P.O. Box 76, |
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26 | //# Epping, NSW, 2121, |
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27 | //# AUSTRALIA |
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28 | //# |
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29 | //# $Id: |
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30 | //#--------------------------------------------------------------------------- |
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31 | #include <aips/Tables/Table.h> |
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32 | #include <aips/Arrays/IPosition.h> |
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33 | #include <aips/Arrays/ArrayAccessor.h> |
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34 | #include <aips/Arrays/Matrix.h> |
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35 | #include <aips/Quanta/MVTime.h> |
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36 | |
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37 | #include "SDContainer.h" |
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38 | |
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39 | using namespace atnf_sd; |
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40 | |
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41 | void SDHeader::print() const { |
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42 | MVTime mvt(this->utc); |
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43 | mvt.setFormat(MVTime::YMD); |
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44 | cout << "Observer: " << this->observer << endl |
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45 | << "Project: " << this->project << endl |
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46 | << "Obstype: " << this->obstype << endl |
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47 | << "Antenna: " << this->antennaname << endl |
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48 | << "Ant. Position: " << this->antennaposition << endl |
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49 | << "Equinox: " << this->equinox << endl |
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50 | << "Freq. ref.: " << this->freqref << endl |
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51 | << "Ref. frequency: " << this->reffreq << endl |
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52 | << "Bandwidth: " << this->bandwidth << endl |
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53 | << "Time (utc): " |
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54 | << mvt |
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55 | << endl; |
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56 | //setprecision(10) << this->utc << endl; |
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57 | } |
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58 | |
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59 | |
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60 | SDContainer::SDContainer(uInt nBeam, uInt nIF, uInt nPol, uInt nChan) |
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61 | : nBeam_(nBeam), |
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62 | nIF_(nIF), |
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63 | nPol_(nPol), |
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64 | nChan_(nChan), |
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65 | spectrum_(IPosition(4,nBeam,nIF,nPol,nChan)), |
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66 | flags_(IPosition(4,nBeam,nIF,nPol,nChan)), |
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67 | tsys_(IPosition(4,nBeam,nIF,nPol,nChan)), |
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68 | freqidx_(nIF) { |
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69 | uChar x = 0; |
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70 | flags_ = ~x; |
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71 | } |
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72 | |
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73 | SDContainer::SDContainer(IPosition shp) |
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74 | : nBeam_(shp(0)), |
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75 | nIF_(shp(1)), |
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76 | nPol_(shp(2)), |
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77 | nChan_(shp(3)), |
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78 | spectrum_(shp), |
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79 | flags_(shp), |
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80 | tsys_(shp), |
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81 | freqidx_(shp(1)){ |
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82 | uChar x = 0; |
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83 | flags_ = ~x; |
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84 | } |
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85 | |
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86 | SDContainer::~SDContainer() { |
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87 | } |
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88 | |
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89 | Bool SDContainer::resize(IPosition shp) { |
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90 | nBeam_ = shp(0); |
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91 | nIF_ = shp(1); |
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92 | nPol_ = shp(2); |
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93 | nChan_ = shp(3); |
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94 | spectrum_.resize(shp); |
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95 | flags_.resize(shp); |
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96 | tsys_.resize(shp); |
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97 | freqidx_.resize(shp(1)); |
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98 | } |
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99 | |
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100 | Bool SDContainer::putSpectrum(const Array<Float>& spec) { |
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101 | spectrum_ = spec; |
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102 | } |
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103 | Bool SDContainer::putFlags(const Array<uChar>& flag) { |
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104 | flags_ = flag; |
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105 | } |
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106 | Bool SDContainer::putTsys(const Array<Float>& tsys) { |
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107 | tsys_ = tsys; |
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108 | } |
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109 | |
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110 | Bool SDContainer::setSpectrum(const Matrix<Float>& spec, |
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111 | uInt whichBeam, uInt whichIF) { |
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112 | |
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113 | ArrayAccessor<Float, Axis<0> > aa0(spectrum_); |
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114 | aa0.reset(aa0.begin(whichBeam)); |
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115 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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116 | aa1.reset(aa1.begin(whichIF)); |
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117 | |
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118 | //Vector<Float> pols(nPol); |
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119 | ArrayAccessor<Float, Axis<1> > j(spec); |
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120 | IPosition shp0 = spectrum_.shape(); |
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121 | IPosition shp1 = spec.shape(); |
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122 | if ( (shp0(2) != shp1(1)) || (shp0(3) != shp1(0)) ) { |
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123 | cerr << "Arrays not conformant" << endl; |
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124 | return False; |
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125 | } |
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126 | // assert dimensions are the same.... |
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127 | for (ArrayAccessor<Float, Axis<2> > i(aa1);i != i.end(); ++i) { |
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128 | ArrayAccessor<Float, Axis<0> > jj(j); |
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129 | for (ArrayAccessor<Float, Axis<3> > ii(i);ii != ii.end(); ++ii) { |
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130 | (*ii) = (*jj); |
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131 | jj++; |
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132 | } |
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133 | j++; |
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134 | } |
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135 | // unset flags for this spectrum, they might be set again by the |
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136 | // setFlags method |
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137 | |
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138 | IPosition shp = flags_.shape(); |
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139 | IPosition start(4,whichBeam,whichIF,0,0); |
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140 | IPosition end(4,whichBeam,whichIF,shp(2)-1,shp(3)-1); |
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141 | Array<uChar> arr(flags_(start,end)); |
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142 | arr = uChar(0); |
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143 | } |
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144 | |
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145 | Bool SDContainer::setFlags(const Matrix<uChar>& flag, |
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146 | uInt whichBeam, uInt whichIF) { |
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147 | |
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148 | ArrayAccessor<uChar, Axis<0> > aa0(flags_); |
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149 | aa0.reset(aa0.begin(whichBeam)); |
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150 | ArrayAccessor<uChar, Axis<1> > aa1(aa0); |
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151 | aa1.reset(aa1.begin(whichIF)); |
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152 | |
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153 | ArrayAccessor<uChar, Axis<1> > j(flag); |
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154 | IPosition shp0 = flags_.shape(); |
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155 | IPosition shp1 = flag.shape(); |
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156 | if ( (shp0(2) != shp1(1)) || (shp0(3) != shp1(0)) ) { |
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157 | cerr << "Arrays not conformant" << endl; |
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158 | return False; |
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159 | } |
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160 | |
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161 | // assert dimensions are the same.... |
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162 | for (ArrayAccessor<uChar, Axis<2> > i(aa1);i != i.end(); ++i) { |
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163 | ArrayAccessor<uChar, Axis<0> > jj(j); |
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164 | for (ArrayAccessor<uChar, Axis<3> > ii(i);ii != ii.end(); ++ii) { |
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165 | (*ii) = (*jj); |
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166 | jj++; |
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167 | } |
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168 | j++; |
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169 | } |
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170 | return True; |
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171 | } |
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172 | |
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173 | Bool SDContainer::setTsys(const Vector<Float>& tsys, |
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174 | uInt whichBeam, uInt whichIF) { |
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175 | ArrayAccessor<Float, Axis<0> > aa0(tsys_); |
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176 | aa0.reset(aa0.begin(whichBeam)); |
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177 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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178 | aa1.reset(aa1.begin(whichIF)); |
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179 | // assert dimensions are the same.... |
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180 | for (ArrayAccessor<Float, Axis<3> > i(aa1);i != i.end(); ++i) { |
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181 | ArrayAccessor<Float, Axis<0> > j(tsys); |
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182 | for (ArrayAccessor<Float, Axis<2> > ii(i);ii != ii.end(); ++ii) { |
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183 | (*ii) = (*j); |
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184 | j++; |
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185 | } |
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186 | } |
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187 | } |
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188 | |
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189 | const Array<Float>& SDContainer::getSpectrum(uInt whichBeam, uInt whichIF) const { |
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190 | Matrix<Float> spectra(nChan_, nPol_); |
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191 | |
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192 | // Beam. |
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193 | ArrayAccessor<Float, Axis<0> > i0(spectrum_); |
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194 | i0.reset(i0.begin(whichBeam)); |
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195 | |
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196 | // IF. |
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197 | ArrayAccessor<Float, Axis<1> > i1(i0); |
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198 | i1.reset(i1.begin(whichIF)); |
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199 | |
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200 | // Polarization. |
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201 | ArrayAccessor<Float, Axis<2> > i2(i1); |
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202 | ArrayAccessor<Float, Axis<1> > o1(spectra); |
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203 | |
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204 | while (i2 != i2.end()) { |
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205 | // Channel. |
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206 | ArrayAccessor<Float, Axis<3> > i3(i2); |
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207 | ArrayAccessor<Float, Axis<0> > o0(o1); |
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208 | |
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209 | while (i3 != i3.end()) { |
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210 | *o0 = *i3; |
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211 | |
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212 | i3++; |
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213 | o0++; |
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214 | } |
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215 | |
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216 | i2++; |
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217 | o1++; |
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218 | } |
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219 | |
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220 | return spectra; |
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221 | } |
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222 | |
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223 | const Array<uChar>& SDContainer::getFlags(uInt whichBeam, uInt whichIF) const |
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224 | { |
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225 | Matrix<uChar> flagtra(nChan_, nPol_); |
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226 | |
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227 | // Beam. |
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228 | ArrayAccessor<uChar, Axis<0> > i0(flags_); |
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229 | i0.reset(i0.begin(whichBeam)); |
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230 | |
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231 | // IF. |
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232 | ArrayAccessor<uChar, Axis<1> > i1(i0); |
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233 | i1.reset(i1.begin(whichIF)); |
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234 | |
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235 | // Polarization. |
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236 | ArrayAccessor<uChar, Axis<2> > i2(i1); |
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237 | ArrayAccessor<uChar, Axis<1> > o1(flagtra); |
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238 | |
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239 | while (i2 != i2.end()) { |
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240 | // Channel. |
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241 | ArrayAccessor<uChar, Axis<3> > i3(i2); |
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242 | ArrayAccessor<uChar, Axis<0> > o0(o1); |
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243 | |
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244 | while (i3 != i3.end()) { |
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245 | *o0 = *i3; |
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246 | |
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247 | i3++; |
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248 | o0++; |
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249 | } |
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250 | |
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251 | i2++; |
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252 | o1++; |
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253 | } |
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254 | |
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255 | return flagtra; |
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256 | } |
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257 | |
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258 | const Array<Float>& SDContainer::getTsys(uInt whichBeam, uInt whichIF) const |
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259 | { |
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260 | Vector<Float> tsys(nPol_); |
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261 | |
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262 | // Beam. |
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263 | ArrayAccessor<Float, Axis<0> > i0(tsys_); |
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264 | i0.reset(i0.begin(whichBeam)); |
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265 | |
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266 | // IF. |
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267 | ArrayAccessor<Float, Axis<1> > i1(i0); |
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268 | i1.reset(i1.begin(whichIF)); |
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269 | |
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270 | // Channel. |
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271 | ArrayAccessor<Float, Axis<3> > i3(i1); |
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272 | |
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273 | // Polarization. |
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274 | ArrayAccessor<Float, Axis<2> > i2(i3); |
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275 | ArrayAccessor<Float, Axis<0> > o0(tsys); |
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276 | |
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277 | while (i2 != i2.end()) { |
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278 | *o0 = *i2; |
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279 | |
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280 | i2++; |
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281 | o0++; |
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282 | } |
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283 | return tsys; |
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284 | } |
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285 | |
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286 | Bool SDContainer::setFrequencyMap(uInt freqslot, uInt whichIF) { |
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287 | freqidx_[whichIF] = freqslot; |
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288 | return True; |
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289 | } |
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290 | |
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291 | Bool SDContainer::putFreqMap(const Vector<uInt>& freqs) { |
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292 | freqidx_.resize(); |
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293 | freqidx_ = freqs; |
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294 | return True; |
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295 | } |
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296 | |
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297 | Int SDFrequencyTable::addFrequency(Int refPix, Double refVal, Double inc) { |
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298 | Int idx = -1; |
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299 | Bool addit = False; |
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300 | if (length() > 0) { |
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301 | for (uInt i=0; i< length();++i) { |
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302 | if ( refVal == refVal_[i] ) { // probably check with tolerance |
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303 | if ( refPix == refPix_[i] ) |
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304 | if ( inc == increment_[i] ) |
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305 | idx = Int(i); |
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306 | } |
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307 | } |
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308 | if (idx >= 0) { |
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309 | return idx; |
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310 | } |
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311 | } |
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312 | nFreq_ += 1; |
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313 | refPix_.resize(nFreq_,True); |
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314 | refVal_.resize(nFreq_,True); |
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315 | increment_.resize(nFreq_,True); |
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316 | refPix_[nFreq_-1] = refPix; |
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317 | refVal_[nFreq_-1] = refVal; |
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318 | increment_[nFreq_-1] = inc; |
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319 | idx = nFreq_-1; |
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320 | return idx; |
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321 | } |
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322 | |
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