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 | |
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50 | #include "SDMemTable.h" |
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51 | #include "SDContainer.h" |
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52 | |
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53 | using namespace atnf_sd; |
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54 | |
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55 | SDMemTable::SDMemTable(const std::string& name) : |
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56 | IFSel_(0), |
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57 | beamSel_(0), |
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58 | polSel_(0) { |
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59 | name_ = String(name); |
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60 | setup(); |
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61 | } |
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62 | |
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63 | SDMemTable::SDMemTable(const SDMemTable& other, Bool clear) { |
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64 | this->IFSel_= other.IFSel_; |
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65 | this->beamSel_= other.beamSel_; |
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66 | this->polSel_= other.polSel_; |
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67 | this->chanMask_ = other.chanMask_; |
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68 | this->name_ = String("dummy"); |
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69 | this->table_ = other.table_.copyToMemoryTable(String("dummy")); |
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70 | // clear all rows() |
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71 | if (clear) { |
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72 | this->table_.removeRow(this->table_.rowNumbers()); |
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73 | } else { |
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74 | this->IFSel_ = other.IFSel_; |
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75 | this->beamSel_ = other.beamSel_; |
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76 | this->polSel_ = other.polSel_; |
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77 | } |
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78 | } |
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79 | |
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80 | SDMemTable::SDMemTable(const Table& tab, Int scanID) : |
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81 | IFSel_(0), |
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82 | beamSel_(0), |
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83 | polSel_(0) { |
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84 | name_ = String("SDMemTable"); |
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85 | String exprs = String("select * from $1 where SCANID == ") |
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86 | +String::toString(scanID); |
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87 | cerr << exprs << endl; |
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88 | Table t = tableCommand(exprs,tab); |
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89 | table_ = t.copyToMemoryTable(name_); |
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90 | } |
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91 | |
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92 | SDMemTable::~SDMemTable(){ |
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93 | cerr << "goodbye from SDMemTable @ " << this << endl; |
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94 | } |
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95 | |
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96 | SDMemTable SDMemTable::getScan(Int scanID) { |
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97 | return SDMemTable(table_, scanID); |
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98 | } |
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99 | |
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100 | void SDMemTable::setup() { |
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101 | TableDesc td("", "1", TableDesc::Scratch); |
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102 | td.comment() = "A SDMemTable"; |
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103 | //td.rwKeywordSet().define("VERSION",Float(0.1)); |
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104 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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105 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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106 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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107 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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108 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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109 | td.addColumn(ScalarColumnDesc<Int>("SCANID")); |
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110 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL")); |
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111 | // Now create a new table from the description. |
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112 | SetupNewTable aNewTab(name_, td, Table::New); |
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113 | table_ = Table(aNewTab, Table::Memory, 0); |
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114 | } |
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115 | |
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116 | std::string SDMemTable::name() const { |
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117 | return name_; |
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118 | } |
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119 | |
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120 | std::string SDMemTable::getSourceName(Int whichRow) const { |
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121 | ROScalarColumn<String> src(table_, "SRCNAME"); |
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122 | String name; |
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123 | src.get(whichRow, name); |
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124 | return name; |
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125 | } |
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126 | |
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127 | Double SDMemTable::getTime(Int whichRow) const { |
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128 | ROScalarColumn<Double> src(table_, "TIME"); |
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129 | Double tm; |
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130 | src.get(whichRow, tm); |
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131 | return tm; |
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132 | } |
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133 | |
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134 | bool SDMemTable::setIF(Int whichIF) { |
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135 | //if ( whichIF >= 0 && whichIF < nIF_) { |
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136 | IFSel_ = whichIF; |
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137 | return true; |
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138 | //} |
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139 | //return false; |
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140 | } |
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141 | bool SDMemTable::setBeam(Int whichBeam) { |
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142 | //if ( whichBeam >= 0 && whichBeam < nBeam_) { |
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143 | beamSel_ = whichBeam; |
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144 | return true; |
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145 | //} |
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146 | //return false; |
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147 | |
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148 | } |
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149 | bool SDMemTable::setPol(Int whichPol) { |
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150 | //if ( whichPol >= 0 && whichPol < nPol_) { |
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151 | polSel_ = whichPol; |
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152 | return true; |
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153 | //} |
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154 | //return false; |
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155 | } |
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156 | |
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157 | bool SDMemTable::setMask(const std::vector<int>& whichChans) { |
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158 | ROArrayColumn<uChar> spec(table_, "FLAGTRA"); |
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159 | |
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160 | std::vector<int>::iterator it; |
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161 | uInt n = spec.shape(0)(3); |
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162 | chanMask_.resize(n,true); |
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163 | for (it = whichChans.begin(); it != whichChans.end(); it++) { |
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164 | if (*it < n) |
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165 | chanMask_[*it] = false; |
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166 | } |
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167 | return true; |
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168 | } |
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169 | |
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170 | std::vector<bool> SDMemTable::getMask(Int whichRow) const { |
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171 | std::vector<bool> mask; |
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172 | ROArrayColumn<uChar> spec(table_, "FLAGTRA"); |
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173 | Array<uChar> arr; |
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174 | spec.get(whichRow, arr); |
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175 | ArrayAccessor<uChar, Axis<0> > aa0(arr); |
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176 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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177 | ArrayAccessor<uChar, Axis<1> > aa1(aa0); |
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178 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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179 | ArrayAccessor<uChar, Axis<2> > aa2(aa1); |
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180 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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181 | |
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182 | Bool useUserMask = ( chanMask_.size() == arr.shape()(3) ); |
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183 | |
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184 | std::vector<bool> tmp; |
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185 | tmp = chanMask_; // WHY the fxxx do I have to make a copy here |
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186 | std::vector<bool>::iterator miter; |
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187 | miter = tmp.begin(); |
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188 | |
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189 | for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) { |
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190 | bool out =!static_cast<bool>(*i); |
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191 | if (useUserMask) { |
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192 | out = out && (*miter); |
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193 | miter++; |
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194 | } |
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195 | mask.push_back(out); |
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196 | } |
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197 | return mask; |
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198 | } |
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199 | std::vector<float> SDMemTable::getSpectrum(Int whichRow) const { |
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200 | |
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201 | std::vector<float> spectrum; |
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202 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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203 | Array<Float> arr; |
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204 | spec.get(whichRow, arr); |
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205 | ArrayAccessor<Float, Axis<0> > aa0(arr); |
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206 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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207 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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208 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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209 | ArrayAccessor<Float, Axis<2> > aa2(aa1); |
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210 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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211 | for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) { |
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212 | spectrum.push_back(*i); |
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213 | } |
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214 | return spectrum; |
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215 | } |
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216 | |
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217 | MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow, |
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218 | Bool useSelection) { |
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219 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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220 | Array<Float> arr; |
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221 | ROArrayColumn<uChar> flag(table_, "FLAGTRA"); |
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222 | Array<uChar> farr; |
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223 | spec.get(whichRow, arr); |
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224 | flag.get(whichRow, farr); |
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225 | Array<Bool> barr(farr.shape());convertArray(barr, farr); |
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226 | MaskedArray<Float> marr; |
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227 | if (useSelection) { |
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228 | ArrayAccessor<Float, Axis<0> > aa0(arr); |
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229 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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230 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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231 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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232 | ArrayAccessor<Float, Axis<2> > aa2(aa1); |
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233 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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234 | |
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235 | ArrayAccessor<Bool, Axis<0> > baa0(barr); |
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236 | baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam |
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237 | ArrayAccessor<Bool, Axis<1> > baa1(baa0); |
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238 | baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF |
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239 | ArrayAccessor<Bool, Axis<2> > baa2(baa1); |
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240 | baa2.reset(baa2.begin(uInt(polSel_)));// go to pol |
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241 | |
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242 | Vector<Float> a(arr.shape()(3)); |
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243 | Vector<Bool> b(barr.shape()(3)); |
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244 | ArrayAccessor<Float, Axis<0> > a0(a); |
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245 | ArrayAccessor<Bool, Axis<0> > b0(b); |
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246 | |
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247 | ArrayAccessor<Bool, Axis<3> > j(baa2); |
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248 | for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) { |
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249 | (*a0) = (*i); |
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250 | (*b0) = !(*j); |
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251 | j++; |
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252 | a0++; |
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253 | b0++; |
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254 | } |
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255 | marr.setData(a,b); |
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256 | } else { |
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257 | marr.setData(arr,!barr); |
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258 | } |
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259 | return marr; |
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260 | } |
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261 | |
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262 | Float SDMemTable::getTsys(Int whichRow) const { |
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263 | ROArrayColumn<Float> ts(table_, "TSYS"); |
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264 | Array<Float> arr; |
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265 | ts.get(whichRow, arr); |
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266 | Float out; |
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267 | IPosition ip(arr.shape()); |
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268 | ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0; |
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269 | out = arr(ip); |
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270 | return out; |
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271 | } |
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272 | |
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273 | bool SDMemTable::putSDContainer(const SDContainer& sdc) { |
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274 | ScalarColumn<Double> mjd(table_, "TIME"); |
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275 | ScalarColumn<String> srcn(table_, "SRCNAME"); |
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276 | ArrayColumn<Float> spec(table_, "SPECTRA"); |
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277 | ArrayColumn<uChar> flags(table_, "FLAGTRA"); |
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278 | ArrayColumn<Float> ts(table_, "TSYS"); |
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279 | ScalarColumn<Int> scan(table_, "SCANID"); |
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280 | ScalarColumn<Double> integr(table_, "INTERVAL"); |
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281 | |
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282 | uInt rno = table_.nrow(); |
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283 | table_.addRow(); |
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284 | |
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285 | mjd.put(rno, sdc.timestamp); |
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286 | srcn.put(rno, sdc.sourcename); |
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287 | spec.put(rno, sdc.getSpectrum()); |
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288 | flags.put(rno, sdc.getFlags()); |
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289 | ts.put(rno, sdc.getTsys()); |
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290 | scan.put(rno, sdc.scanid); |
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291 | integr.put(rno, sdc.interval); |
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292 | |
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293 | return true; |
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294 | } |
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295 | void SDMemTable::makePersistent(const std::string& filename) { |
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296 | table_.deepCopy(filename,Table::New); |
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297 | } |
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298 | |
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299 | void SDMemTable::summary() const { |
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300 | cerr << "SDMemTable::summary()" << endl; |
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301 | ROScalarColumn<Int> scans(table_, "SCANID"); |
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302 | ROScalarColumn<String> srcs(table_, "SRCNAME"); |
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303 | uInt count = 0; |
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304 | String name; |
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305 | Int previous = -1;Int current=0; |
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306 | cout << "Scan\tSource" << endl; |
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307 | for (uInt i=0; i< scans.nrow();i++) { |
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308 | scans.getScalar(i,current); |
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309 | if (previous != current) { |
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310 | srcs.getScalar(i,name); |
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311 | previous = current; |
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312 | count++; |
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313 | cout << count << "\t" |
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314 | << name |
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315 | << endl; |
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316 | } |
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317 | } |
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318 | cout << "Table contains " << table_.nrow() << "integrations." << endl; |
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319 | cout << "in " << count << "scans." << endl; |
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320 | } |
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321 | /* |
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322 | void maskChannels(const std::vector<Int>& whichChans ) { |
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323 | |
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324 | std::vector<int>::iterator it; |
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325 | ArrayAccessor<uChar, Axis<2> > j(flags_); |
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326 | for (it = whichChans.begin(); it != whichChans.end(); it++) { |
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327 | j.reset(j.begin(uInt(*it))); |
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328 | for (ArrayAccessor<uChar, Axis<0> > i(j); i != i.end(); ++i) { |
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329 | for (ArrayAccessor<uChar, Axis<1> > ii(i); ii != ii.end(); ++ii) { |
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330 | for (ArrayAccessor<uChar, Axis<3> > iii(ii); |
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331 | iii != iii.end(); ++iii) { |
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332 | (*iii) = |
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333 | } |
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334 | } |
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335 | } |
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336 | } |
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337 | |
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338 | } |
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339 | */ |
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