1 | //#--------------------------------------------------------------------------- |
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2 | //# SDMemTable.cc: A MemoryTable container 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 | |
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32 | |
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33 | #include <aips/iostream.h> |
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34 | #include <aips/Arrays/Array.h> |
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35 | #include <aips/Arrays/ArrayMath.h> |
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36 | #include <aips/Arrays/MaskArrMath.h> |
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37 | #include <aips/Arrays/ArrayLogical.h> |
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38 | #include <aips/Arrays/ArrayAccessor.h> |
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39 | |
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40 | #include <aips/Tables/TableParse.h> |
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41 | #include <aips/Tables/TableDesc.h> |
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42 | #include <aips/Tables/SetupNewTab.h> |
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43 | #include <aips/Tables/ScaColDesc.h> |
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44 | #include <aips/Tables/ArrColDesc.h> |
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45 | |
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46 | #include <aips/Tables/ExprNode.h> |
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47 | #include <aips/Tables/ScalarColumn.h> |
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48 | #include <aips/Tables/ArrayColumn.h> |
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49 | #include <aips/Tables/TableRecord.h> |
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50 | |
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51 | |
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52 | #include "SDMemTable.h" |
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53 | #include "SDContainer.h" |
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54 | |
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55 | using namespace atnf_sd; |
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56 | |
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57 | SDMemTable::SDMemTable() : |
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58 | IFSel_(0), |
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59 | beamSel_(0), |
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60 | polSel_(0) { |
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61 | setup(); |
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62 | } |
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63 | SDMemTable::SDMemTable(const std::string& name) : |
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64 | IFSel_(0), |
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65 | beamSel_(0), |
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66 | polSel_(0) { |
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67 | name_ = String(name); |
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68 | Table tab(name_); |
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69 | table_ = tab.copyToMemoryTable(name_); |
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70 | } |
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71 | |
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72 | SDMemTable::SDMemTable(const SDMemTable& other, Bool clear) { |
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73 | this->IFSel_= other.IFSel_; |
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74 | this->beamSel_= other.beamSel_; |
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75 | this->polSel_= other.polSel_; |
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76 | this->chanMask_ = other.chanMask_; |
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77 | this->name_ = String("dummy"); |
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78 | this->table_ = other.table_.copyToMemoryTable(String("dummy")); |
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79 | // clear all rows() |
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80 | if (clear) { |
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81 | this->table_.removeRow(this->table_.rowNumbers()); |
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82 | } else { |
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83 | this->IFSel_ = other.IFSel_; |
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84 | this->beamSel_ = other.beamSel_; |
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85 | this->polSel_ = other.polSel_; |
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86 | } |
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87 | } |
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88 | |
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89 | SDMemTable::SDMemTable(const Table& tab, Int scanID) : |
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90 | IFSel_(0), |
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91 | beamSel_(0), |
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92 | polSel_(0) { |
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93 | name_ = String("SDMemTable"); |
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94 | String exprs = String("select * from $1 where SCANID == ") |
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95 | +String::toString(scanID); |
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96 | cerr << exprs << endl; |
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97 | Table t = tableCommand(exprs,tab); |
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98 | table_ = t.copyToMemoryTable(name_); |
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99 | } |
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100 | |
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101 | SDMemTable::~SDMemTable(){ |
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102 | cerr << "goodbye from SDMemTable @ " << this << endl; |
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103 | } |
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104 | |
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105 | SDMemTable SDMemTable::getScan(Int scanID) { |
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106 | return SDMemTable(table_, scanID); |
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107 | } |
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108 | |
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109 | void SDMemTable::setup() { |
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110 | TableDesc td("", "1", TableDesc::Scratch); |
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111 | td.comment() = "A SDMemTable"; |
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112 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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113 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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114 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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115 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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116 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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117 | td.addColumn(ScalarColumnDesc<Int>("SCANID")); |
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118 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL")); |
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119 | // Now create a new table from the description. |
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120 | |
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121 | SetupNewTable aNewTab(name_, td, Table::New); |
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122 | table_ = Table(aNewTab, Table::Memory, 0); |
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123 | } |
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124 | |
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125 | std::string SDMemTable::name() const { |
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126 | return name_; |
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127 | } |
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128 | |
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129 | std::string SDMemTable::getSourceName(Int whichRow) const { |
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130 | ROScalarColumn<String> src(table_, "SRCNAME"); |
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131 | String name; |
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132 | src.get(whichRow, name); |
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133 | return name; |
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134 | } |
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135 | |
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136 | Double SDMemTable::getTime(Int whichRow) const { |
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137 | ROScalarColumn<Double> src(table_, "TIME"); |
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138 | Double tm; |
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139 | src.get(whichRow, tm); |
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140 | return tm; |
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141 | } |
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142 | |
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143 | bool SDMemTable::setIF(Int whichIF) { |
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144 | //if ( whichIF >= 0 && whichIF < nIF_) { |
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145 | IFSel_ = whichIF; |
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146 | return true; |
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147 | //} |
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148 | //return false; |
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149 | } |
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150 | bool SDMemTable::setBeam(Int whichBeam) { |
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151 | //if ( whichBeam >= 0 && whichBeam < nBeam_) { |
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152 | beamSel_ = whichBeam; |
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153 | return true; |
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154 | //} |
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155 | //return false; |
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156 | |
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157 | } |
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158 | bool SDMemTable::setPol(Int whichPol) { |
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159 | //if ( whichPol >= 0 && whichPol < nPol_) { |
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160 | polSel_ = whichPol; |
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161 | return true; |
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162 | //} |
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163 | //return false; |
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164 | } |
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165 | |
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166 | bool SDMemTable::setMask(const std::vector<int>& whichChans) { |
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167 | ROArrayColumn<uChar> spec(table_, "FLAGTRA"); |
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168 | |
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169 | std::vector<int>::iterator it; |
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170 | uInt n = spec.shape(0)(3); |
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171 | chanMask_.resize(n,true); |
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172 | for (it = whichChans.begin(); it != whichChans.end(); it++) { |
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173 | if (*it < n) |
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174 | chanMask_[*it] = false; |
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175 | } |
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176 | return true; |
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177 | } |
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178 | |
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179 | std::vector<bool> SDMemTable::getMask(Int whichRow) const { |
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180 | std::vector<bool> mask; |
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181 | ROArrayColumn<uChar> spec(table_, "FLAGTRA"); |
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182 | Array<uChar> arr; |
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183 | spec.get(whichRow, arr); |
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184 | ArrayAccessor<uChar, Axis<0> > aa0(arr); |
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185 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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186 | ArrayAccessor<uChar, Axis<1> > aa1(aa0); |
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187 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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188 | ArrayAccessor<uChar, Axis<2> > aa2(aa1); |
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189 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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190 | |
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191 | Bool useUserMask = ( chanMask_.size() == arr.shape()(3) ); |
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192 | |
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193 | std::vector<bool> tmp; |
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194 | tmp = chanMask_; // WHY the fxxx do I have to make a copy here |
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195 | std::vector<bool>::iterator miter; |
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196 | miter = tmp.begin(); |
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197 | |
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198 | for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) { |
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199 | bool out =!static_cast<bool>(*i); |
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200 | if (useUserMask) { |
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201 | out = out && (*miter); |
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202 | miter++; |
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203 | } |
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204 | mask.push_back(out); |
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205 | } |
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206 | return mask; |
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207 | } |
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208 | std::vector<float> SDMemTable::getSpectrum(Int whichRow) const { |
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209 | |
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210 | std::vector<float> spectrum; |
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211 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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212 | Array<Float> arr; |
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213 | spec.get(whichRow, arr); |
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214 | ArrayAccessor<Float, Axis<0> > aa0(arr); |
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215 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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216 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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217 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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218 | ArrayAccessor<Float, Axis<2> > aa2(aa1); |
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219 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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220 | for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) { |
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221 | spectrum.push_back(*i); |
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222 | } |
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223 | return spectrum; |
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224 | } |
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225 | |
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226 | MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow, |
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227 | Bool useSelection) { |
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228 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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229 | Array<Float> arr; |
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230 | ROArrayColumn<uChar> flag(table_, "FLAGTRA"); |
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231 | Array<uChar> farr; |
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232 | spec.get(whichRow, arr); |
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233 | flag.get(whichRow, farr); |
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234 | Array<Bool> barr(farr.shape());convertArray(barr, farr); |
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235 | MaskedArray<Float> marr; |
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236 | if (useSelection) { |
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237 | ArrayAccessor<Float, Axis<0> > aa0(arr); |
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238 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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239 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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240 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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241 | ArrayAccessor<Float, Axis<2> > aa2(aa1); |
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242 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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243 | |
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244 | ArrayAccessor<Bool, Axis<0> > baa0(barr); |
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245 | baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam |
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246 | ArrayAccessor<Bool, Axis<1> > baa1(baa0); |
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247 | baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF |
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248 | ArrayAccessor<Bool, Axis<2> > baa2(baa1); |
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249 | baa2.reset(baa2.begin(uInt(polSel_)));// go to pol |
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250 | |
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251 | Vector<Float> a(arr.shape()(3)); |
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252 | Vector<Bool> b(barr.shape()(3)); |
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253 | ArrayAccessor<Float, Axis<0> > a0(a); |
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254 | ArrayAccessor<Bool, Axis<0> > b0(b); |
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255 | |
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256 | ArrayAccessor<Bool, Axis<3> > j(baa2); |
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257 | for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) { |
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258 | (*a0) = (*i); |
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259 | (*b0) = !(*j); |
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260 | j++; |
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261 | a0++; |
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262 | b0++; |
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263 | } |
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264 | marr.setData(a,b); |
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265 | } else { |
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266 | marr.setData(arr,!barr); |
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267 | } |
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268 | return marr; |
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269 | } |
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270 | |
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271 | Float SDMemTable::getTsys(Int whichRow) const { |
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272 | ROArrayColumn<Float> ts(table_, "TSYS"); |
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273 | Array<Float> arr; |
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274 | ts.get(whichRow, arr); |
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275 | Float out; |
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276 | IPosition ip(arr.shape()); |
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277 | ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0; |
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278 | out = arr(ip); |
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279 | return out; |
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280 | } |
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281 | |
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282 | bool SDMemTable::putSDContainer(const SDContainer& sdc) { |
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283 | ScalarColumn<Double> mjd(table_, "TIME"); |
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284 | ScalarColumn<String> srcn(table_, "SRCNAME"); |
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285 | ArrayColumn<Float> spec(table_, "SPECTRA"); |
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286 | ArrayColumn<uChar> flags(table_, "FLAGTRA"); |
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287 | ArrayColumn<Float> ts(table_, "TSYS"); |
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288 | ScalarColumn<Int> scan(table_, "SCANID"); |
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289 | ScalarColumn<Double> integr(table_, "INTERVAL"); |
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290 | |
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291 | uInt rno = table_.nrow(); |
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292 | table_.addRow(); |
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293 | |
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294 | mjd.put(rno, sdc.timestamp); |
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295 | srcn.put(rno, sdc.sourcename); |
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296 | spec.put(rno, sdc.getSpectrum()); |
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297 | flags.put(rno, sdc.getFlags()); |
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298 | ts.put(rno, sdc.getTsys()); |
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299 | scan.put(rno, sdc.scanid); |
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300 | integr.put(rno, sdc.interval); |
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301 | |
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302 | return true; |
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303 | } |
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304 | |
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305 | bool SDMemTable::putSDHeader(const SDHeader& sdh) { |
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306 | table_.lock(); |
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307 | table_.rwKeywordSet().define("nIF", sdh.nif); |
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308 | table_.rwKeywordSet().define("nBeam", sdh.nbeam); |
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309 | table_.rwKeywordSet().define("nPol", sdh.npol); |
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310 | table_.rwKeywordSet().define("nChan", sdh.nchan); |
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311 | table_.rwKeywordSet().define("Observer", sdh.observer); |
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312 | table_.rwKeywordSet().define("Project", sdh.project); |
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313 | table_.rwKeywordSet().define("Obstype", sdh.obstype); |
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314 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname); |
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315 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition); |
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316 | table_.rwKeywordSet().define("Equinox", sdh.equinox); |
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317 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref); |
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318 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq); |
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319 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth); |
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320 | table_.rwKeywordSet().define("UTC", sdh.utc); |
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321 | table_.unlock(); |
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322 | cerr << "Table Header set" << endl; |
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323 | return true; |
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324 | } |
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325 | |
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326 | void SDMemTable::makePersistent(const std::string& filename) { |
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327 | table_.deepCopy(filename,Table::New); |
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328 | } |
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329 | |
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330 | void SDMemTable::summary() const { |
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331 | ROScalarColumn<Int> scans(table_, "SCANID"); |
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332 | ROScalarColumn<String> srcs(table_, "SRCNAME"); |
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333 | cout << "*************** Header ***************" << endl; |
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334 | cout << "nBeam = " << nBeam() << "\t" |
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335 | << "nIF = " << nIF() << endl |
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336 | << "nPol = " << nPol() << "\t" |
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337 | << "nChan = " << nChan() << "\t" << endl; |
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338 | cout << "*************** Header ***************" << endl; |
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339 | uInt count = 0; |
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340 | String name; |
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341 | Int previous = -1;Int current=0; |
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342 | cout << "Scan\tSource" << endl; |
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343 | for (uInt i=0; i< scans.nrow();i++) { |
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344 | scans.getScalar(i,current); |
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345 | if (previous != current) { |
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346 | srcs.getScalar(i,name); |
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347 | previous = current; |
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348 | count++; |
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349 | cout << count << "\t" |
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350 | << name |
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351 | << endl; |
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352 | } |
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353 | } |
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354 | cout << "Table contains " << table_.nrow() << " integration(s)." << endl; |
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355 | cout << "in " << count << " scan(s)." << endl; |
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356 | } |
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357 | |
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358 | Int SDMemTable::nBeam() const { |
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359 | Int n; |
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360 | table_.keywordSet().get("nBeam",n); |
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361 | return n; |
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362 | } |
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363 | Int SDMemTable::nIF() const { |
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364 | Int n; |
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365 | table_.keywordSet().get("nIF",n); |
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366 | return n; |
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367 | } |
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368 | Int SDMemTable::nPol() const { |
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369 | Int n; |
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370 | table_.keywordSet().get("nPol",n); |
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371 | return n; |
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372 | } |
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373 | Int SDMemTable::nChan() const { |
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374 | Int n; |
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375 | table_.keywordSet().get("nChan",n); |
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376 | return n; |
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377 | } |
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378 | |
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379 | /* |
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380 | void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) { |
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381 | |
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382 | std::vector<int>::iterator it; |
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383 | ArrayAccessor<uChar, Axis<2> > j(flags_); |
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384 | for (it = whichChans.begin(); it != whichChans.end(); it++) { |
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385 | j.reset(j.begin(uInt(*it))); |
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386 | for (ArrayAccessor<uChar, Axis<0> > i(j); i != i.end(); ++i) { |
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387 | for (ArrayAccessor<uChar, Axis<1> > ii(i); ii != ii.end(); ++ii) { |
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388 | for (ArrayAccessor<uChar, Axis<3> > iii(ii); |
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389 | iii != iii.end(); ++iii) { |
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390 | (*iii) = |
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391 | } |
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392 | } |
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393 | } |
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394 | } |
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395 | |
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396 | } |
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397 | */ |
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