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 | //# 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 | #include <map>
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33 |
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34 | #include <casa/aips.h>
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35 | #include <casa/iostream.h>
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36 | #include <casa/iomanip.h>
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37 | #include <casa/Arrays/Array.h>
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38 | #include <casa/Arrays/ArrayMath.h>
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39 | #include <casa/Arrays/MaskArrMath.h>
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40 | #include <casa/Arrays/ArrayLogical.h>
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41 | #include <casa/Arrays/ArrayAccessor.h>
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42 | #include <casa/Arrays/VectorSTLIterator.h>
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43 | #include <casa/Arrays/Vector.h>
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44 | #include <casa/BasicMath/Math.h>
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45 | #include <casa/BasicSL/Constants.h>
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46 | #include <casa/Quanta/MVAngle.h>
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47 |
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48 | #include <tables/Tables/TableParse.h>
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49 | #include <tables/Tables/TableDesc.h>
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50 | #include <tables/Tables/TableCopy.h>
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51 | #include <tables/Tables/SetupNewTab.h>
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52 | #include <tables/Tables/ScaColDesc.h>
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53 | #include <tables/Tables/ArrColDesc.h>
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54 |
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55 | #include <tables/Tables/ExprNode.h>
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56 | #include <tables/Tables/TableRecord.h>
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57 | #include <measures/Measures/MFrequency.h>
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58 | #include <measures/Measures/MeasTable.h>
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59 | #include <coordinates/Coordinates/CoordinateUtil.h>
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60 | #include <casa/Quanta/MVTime.h>
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61 | #include <casa/Quanta/MVAngle.h>
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62 |
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63 | #include "SDDefs.h"
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64 | #include "SDContainer.h"
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65 | #include "MathUtils.h"
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66 | #include "SDPol.h"
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67 | #include "SDAttr.h"
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68 |
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69 | #include "SDMemTable.h"
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70 |
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71 | using namespace casa;
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72 | using namespace asap;
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73 |
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74 | SDMemTable::SDMemTable() :
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75 | IFSel_(0),
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76 | beamSel_(0),
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77 | polSel_(0)
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78 | {
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79 | setup();
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80 | attach();
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81 | }
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82 |
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83 | SDMemTable::SDMemTable(const std::string& name) :
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84 | IFSel_(0),
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85 | beamSel_(0),
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86 | polSel_(0)
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87 | {
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88 | Table tab(name);
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89 | Int version;
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90 | tab.keywordSet().get("VERSION", version);
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91 | if (version != version_) {
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92 | throw(AipsError("Unsupported version of ASAP file."));
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93 | }
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94 | table_ = tab.copyToMemoryTable("dummy");
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95 | attach();
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96 | }
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97 |
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98 | SDMemTable::SDMemTable(const SDMemTable& other, Bool clear)
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99 | {
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100 | table_ = other.table_.copyToMemoryTable(String("dummy"));
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101 | // clear all rows()
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102 | if (clear) {
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103 | table_.removeRow(this->table_.rowNumbers());
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104 | IFSel_= 0;
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105 | beamSel_= 0;
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106 | polSel_= 0;
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107 | } else {
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108 | IFSel_= other.IFSel_;
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109 | beamSel_= other.beamSel_;
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110 | polSel_= other.polSel_;
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111 | }
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112 |
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113 | attach();
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114 | }
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115 |
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116 | SDMemTable::SDMemTable(const Table& tab, const std::string& exprs) :
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117 | IFSel_(0),
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118 | beamSel_(0),
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119 | polSel_(0)
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120 | {
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121 | Table t = tableCommand(exprs,tab);
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122 | if (t.nrow() == 0)
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123 | throw(AipsError("Query unsuccessful."));
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124 | table_ = t.copyToMemoryTable("dummy");
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125 | attach();
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126 | renumber();
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127 | }
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128 |
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129 | SDMemTable::~SDMemTable()
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130 | {
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131 | //cerr << "goodbye from SDMemTable @ " << this << endl;
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132 | }
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133 |
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134 | SDMemTable SDMemTable::getScan(Int scanID) const
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135 | {
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136 | String cond("SELECT * from $1 WHERE SCANID == ");
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137 | cond += String::toString(scanID);
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138 | return SDMemTable(table_, cond);
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139 | }
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140 |
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141 | SDMemTable &SDMemTable::operator=(const SDMemTable& other)
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142 | {
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143 | if (this != &other) {
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144 | IFSel_= other.IFSel_;
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145 | beamSel_= other.beamSel_;
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146 | polSel_= other.polSel_;
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147 | table_ = other.table_.copyToMemoryTable(String("dummy"));
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148 | attach();
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149 | }
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150 | return *this;
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151 | }
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152 |
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153 | SDMemTable SDMemTable::getSource(const std::string& source) const
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154 | {
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155 | String cond("SELECT * from $1 WHERE SRCNAME == ");
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156 | cond += source;
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157 | return SDMemTable(table_, cond);
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158 | }
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159 |
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160 | void SDMemTable::setup()
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161 | {
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162 | TableDesc td("", "1", TableDesc::Scratch);
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163 | td.comment() = "A SDMemTable";
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164 | td.rwKeywordSet().define("VERSION", Int(version_));
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165 |
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166 | td.addColumn(ScalarColumnDesc<Double>("TIME"));
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167 | td.addColumn(ScalarColumnDesc<String>("SRCNAME"));
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168 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA"));
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169 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA"));
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170 | td.addColumn(ArrayColumnDesc<Float>("TSYS"));
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171 | td.addColumn(ArrayColumnDesc<Float>("STOKES"));
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172 | td.addColumn(ScalarColumnDesc<Int>("SCANID"));
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173 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL"));
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174 | td.addColumn(ArrayColumnDesc<uInt>("FREQID"));
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175 | td.addColumn(ArrayColumnDesc<uInt>("RESTFREQID"));
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176 | td.addColumn(ArrayColumnDesc<Double>("DIRECTION"));
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177 | td.addColumn(ScalarColumnDesc<String>("FIELDNAME"));
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178 | td.addColumn(ScalarColumnDesc<String>("TCALTIME"));
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179 | td.addColumn(ArrayColumnDesc<Float>("TCAL"));
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180 | td.addColumn(ScalarColumnDesc<Float>("AZIMUTH"));
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181 | td.addColumn(ScalarColumnDesc<Float>("ELEVATION"));
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182 | td.addColumn(ScalarColumnDesc<Float>("PARANGLE"));
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183 | td.addColumn(ScalarColumnDesc<Int>("REFBEAM"));
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184 | td.addColumn(ArrayColumnDesc<Int>("FITID"));
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185 |
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186 | // Now create Table SetUp from the description.
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187 | SetupNewTable aNewTab("dummy", td, Table::New);
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188 |
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189 | // Bind the Stokes Virtual machine to the STOKES column Because we
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190 | // don't know how many polarizations will be in the data at this
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191 | // point, we must bind the Virtual Engine regardless. The STOKES
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192 | // column won't be accessed if not appropriate (nPol=4)
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193 | SDStokesEngine::registerClass();
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194 | SDStokesEngine stokesEngine(String("STOKES"), String("SPECTRA"));
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195 | aNewTab.bindColumn("STOKES", stokesEngine);
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196 |
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197 | // Create Table
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198 | table_ = Table(aNewTab, Table::Memory, 0);
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199 | // add subtable
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200 | TableDesc tdf("", "1", TableDesc::Scratch);
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201 | tdf.addColumn(ArrayColumnDesc<String>("FUNCTIONS"));
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202 | tdf.addColumn(ArrayColumnDesc<Int>("COMPONENTS"));
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203 | tdf.addColumn(ArrayColumnDesc<Double>("PARAMETERS"));
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204 | tdf.addColumn(ArrayColumnDesc<Bool>("PARMASK"));
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205 | tdf.addColumn(ArrayColumnDesc<String>("FRAMEINFO"));
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206 | SetupNewTable fittab("fits", tdf, Table::New);
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207 | Table fitTable(fittab, Table::Memory);
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208 | table_.rwKeywordSet().defineTable("FITS", fitTable);
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209 |
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210 | TableDesc tdh("", "1", TableDesc::Scratch);
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211 | tdh.addColumn(ScalarColumnDesc<String>("ITEM"));
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212 | SetupNewTable histtab("hist", tdh, Table::New);
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213 | Table histTable(histtab, Table::Memory);
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214 | table_.rwKeywordSet().defineTable("HISTORY", histTable);
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215 | }
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216 |
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217 | void SDMemTable::attach()
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218 | {
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219 | timeCol_.attach(table_, "TIME");
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220 | srcnCol_.attach(table_, "SRCNAME");
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221 | specCol_.attach(table_, "SPECTRA");
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222 | flagsCol_.attach(table_, "FLAGTRA");
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223 | tsCol_.attach(table_, "TSYS");
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224 | stokesCol_.attach(table_, "STOKES");
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225 | scanCol_.attach(table_, "SCANID");
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226 | integrCol_.attach(table_, "INTERVAL");
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227 | freqidCol_.attach(table_, "FREQID");
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228 | restfreqidCol_.attach(table_, "RESTFREQID");
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229 | dirCol_.attach(table_, "DIRECTION");
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230 | fldnCol_.attach(table_, "FIELDNAME");
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231 | tcaltCol_.attach(table_, "TCALTIME");
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232 | tcalCol_.attach(table_, "TCAL");
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233 | azCol_.attach(table_, "AZIMUTH");
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234 | elCol_.attach(table_, "ELEVATION");
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235 | paraCol_.attach(table_, "PARANGLE");
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236 | rbeamCol_.attach(table_, "REFBEAM");
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237 | fitCol_.attach(table_,"FITID");
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238 | }
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239 |
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240 |
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241 | std::string SDMemTable::getSourceName(Int whichRow) const
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242 | {
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243 | String name;
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244 | srcnCol_.get(whichRow, name);
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245 | return name;
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246 | }
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247 |
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248 | float SDMemTable::getElevation(Int whichRow) const
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249 | {
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250 | float elevation;
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251 | elCol_.get(whichRow, elevation);
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252 | return elevation;
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253 | }
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254 |
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255 | float SDMemTable::getAzimuth(Int whichRow) const
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256 | {
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257 | float azimuth;
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258 | azCol_.get(whichRow, azimuth);
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259 | return azimuth;
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260 | }
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261 |
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262 | float SDMemTable::getParAngle(Int whichRow) const
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263 | {
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264 | float parangle;
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265 | paraCol_.get(whichRow, parangle);
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266 | return parangle;
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267 | }
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268 |
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269 | std::string SDMemTable::getTime(Int whichRow, Bool showDate) const
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270 | {
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271 | Double tm;
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272 | if (whichRow > -1) {
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273 | timeCol_.get(whichRow, tm);
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274 | } else {
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275 | table_.keywordSet().get("UTC",tm);
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276 | }
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277 | MVTime mvt(tm);
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278 | if (showDate)
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279 | mvt.setFormat(MVTime::YMD);
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280 | else
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281 | mvt.setFormat(MVTime::TIME);
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282 | ostringstream oss;
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283 | oss << mvt;
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284 | return String(oss);
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285 | }
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286 |
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287 | double SDMemTable::getInterval(Int whichRow) const
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288 | {
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289 | Double intval;
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290 | integrCol_.get(whichRow, intval);
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291 | return intval;
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292 | }
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293 |
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294 | bool SDMemTable::setIF(Int whichIF)
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295 | {
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296 | if ( whichIF >= 0 && whichIF < nIF()) {
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297 | IFSel_ = whichIF;
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298 | return true;
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299 | }
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300 | return false;
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301 | }
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302 |
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303 | bool SDMemTable::setBeam(Int whichBeam)
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304 | {
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305 | if ( whichBeam >= 0 && whichBeam < nBeam()) {
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306 | beamSel_ = whichBeam;
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307 | return true;
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308 | }
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309 | return false;
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310 | }
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311 |
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312 | bool SDMemTable::setPol(Int whichPol)
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313 | {
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314 | if ( whichPol >= 0 && whichPol < nPol()) {
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315 | polSel_ = whichPol;
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316 | return true;
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317 | }
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318 | return false;
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319 | }
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320 |
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321 | void SDMemTable::resetCursor()
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322 | {
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323 | polSel_ = 0;
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324 | IFSel_ = 0;
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325 | beamSel_ = 0;
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326 | }
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327 |
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328 | std::vector<bool> SDMemTable::getMask(Int whichRow) const
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329 | {
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330 |
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331 | std::vector<bool> mask;
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332 |
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333 | Array<uChar> arr;
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334 | flagsCol_.get(whichRow, arr);
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335 |
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336 | ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
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337 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
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338 | ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
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339 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
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340 | ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
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341 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
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342 |
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343 | for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
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344 | bool out =!static_cast<bool>(*i);
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345 | mask.push_back(out);
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346 | }
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347 | return mask;
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348 | }
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349 |
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350 |
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351 |
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352 | std::vector<float> SDMemTable::getSpectrum(Int whichRow) const
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353 | {
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354 | Array<Float> arr;
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355 | specCol_.get(whichRow, arr);
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356 | return getFloatSpectrum(arr);
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357 | }
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358 |
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359 |
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360 | int SDMemTable::nStokes() const
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361 | {
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362 | return stokesCol_.shape(0).nelements(); // All rows same shape
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363 | }
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364 |
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365 |
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366 | std::vector<float> SDMemTable::getStokesSpectrum(Int whichRow,
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367 | Bool doPol) const
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368 | //
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369 | // Gets one STokes parameter depending on cursor polSel location
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370 | // doPol=False : I,Q,U,V
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371 | // doPol=True : I,P,PA,V ; P = sqrt(Q**2+U**2), PA = 0.5*atan2(Q,U)
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372 | //
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373 | {
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374 | AlwaysAssert(asap::nAxes==4,AipsError);
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375 | if (nPol()!=1 && nPol()!=2 && nPol()!=4) {
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376 | throw (AipsError("You must have 1,2 or 4 polarizations to get the Stokes parameters"));
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377 | }
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378 |
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379 | // For full conversion we are only supporting linears at the moment
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380 |
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381 | if (nPol() > 2) {
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382 | String antName;
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383 | table_.keywordSet().get("AntennaName", antName);
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384 | Instrument inst = SDAttr::convertInstrument (antName, True);
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385 | SDAttr sdAtt;
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386 | if (sdAtt.feedPolType(inst) != LINEAR) {
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387 | throw(AipsError("Only linear polarizations are supported"));
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388 | }
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389 | }
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390 |
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391 | Array<Float> arr;
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392 | stokesCol_.get(whichRow, arr);
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393 |
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394 | if (doPol && (polSel_==1 || polSel_==2)) { // Q,U --> P, P.A.
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395 |
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396 | // Set current cursor location
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397 |
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398 | const IPosition& shape = arr.shape();
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399 | IPosition start, end;
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400 | getCursorSlice(start, end, shape);
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401 |
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402 | // Get Q and U slices
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403 |
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404 | Array<Float> Q = SDPolUtil::getStokesSlice(arr,start,end,"Q");
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405 | Array<Float> U = SDPolUtil::getStokesSlice(arr,start,end,"U");
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406 |
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407 | // Compute output
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408 |
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409 | Array<Float> out;
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410 | if (polSel_==1) { // P
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411 | out = SDPolUtil::polarizedIntensity(Q,U);
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412 | } else if (polSel_==2) { // P.A.
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413 | out = SDPolUtil::positionAngle(Q,U);
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414 | }
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415 |
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416 | // Copy to output
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417 |
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418 | IPosition vecShape(1,shape(asap::ChanAxis));
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419 | Vector<Float> outV = out.reform(vecShape);
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420 | std::vector<float> stlout;
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421 | outV.tovector(stlout);
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422 | return stlout;
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423 |
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424 | } else {
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425 | // Selects at the cursor location
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426 | return getFloatSpectrum(arr);
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427 | }
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428 | }
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429 |
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430 | std::string SDMemTable::getPolarizationLabel(Bool linear, Bool stokes,
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431 | Bool linPol, Int polIdx) const
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432 | {
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433 | uInt idx = polSel_;
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434 | if (polIdx >=0) idx = polIdx;
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435 | return SDPolUtil::polarizationLabel(idx, linear, stokes, linPol);
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436 | }
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437 |
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438 |
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439 |
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440 | std::vector<float> SDMemTable::stokesToPolSpectrum(Int whichRow,
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441 | Bool toLinear,
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442 | Int polIdx) const
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443 | //
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444 | // polIdx
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445 | // 0:3 -> RR,LL,Real(RL),Imag(RL)
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446 | // XX,YY,Real(XY),Image(XY)
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447 | //
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448 | // Gets only
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449 | // RR = I + V
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450 | // LL = I - V
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451 | // at the moment
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452 | //
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453 | {
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454 | AlwaysAssert(asap::nAxes==4,AipsError);
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455 | if (nStokes()!=4) {
|
---|
456 | throw (AipsError("You must have 4 Stokes to convert to linear or circular"));
|
---|
457 | }
|
---|
458 | //
|
---|
459 | Array<Float> arr, out;
|
---|
460 | stokesCol_.get(whichRow, arr);
|
---|
461 |
|
---|
462 | // Set current cursor location
|
---|
463 |
|
---|
464 | const IPosition& shape = arr.shape();
|
---|
465 | IPosition start, end;
|
---|
466 | getCursorSlice(start, end, shape);
|
---|
467 |
|
---|
468 | // Get the slice
|
---|
469 |
|
---|
470 | if (toLinear) {
|
---|
471 | throw(AipsError("Conversion to linears not yet supported"));
|
---|
472 | } else {
|
---|
473 | uInt selection = polSel_;
|
---|
474 | if (polIdx > -1) selection = polIdx;
|
---|
475 | Bool doRR = (selection==0);
|
---|
476 | if (selection>1) {
|
---|
477 | throw(AipsError("Only conversion to RR & LL is currently supported"));
|
---|
478 | }
|
---|
479 |
|
---|
480 | // Get I and V slices
|
---|
481 | Array<Float> I = SDPolUtil::getStokesSlice(arr,start,end,"I");
|
---|
482 | Array<Float> V = SDPolUtil::getStokesSlice(arr,start,end,"V");
|
---|
483 |
|
---|
484 | // Compute output
|
---|
485 | out = SDPolUtil::circularPolarizationFromStokes(I, V, doRR);
|
---|
486 | }
|
---|
487 |
|
---|
488 | // Copy to output
|
---|
489 | IPosition vecShape(1,shape(asap::ChanAxis));
|
---|
490 | Vector<Float> outV = out.reform(vecShape);
|
---|
491 | std::vector<float> stlout;
|
---|
492 | outV.tovector(stlout);
|
---|
493 | //
|
---|
494 | return stlout;
|
---|
495 | }
|
---|
496 |
|
---|
497 |
|
---|
498 |
|
---|
499 |
|
---|
500 | Array<Float> SDMemTable::getStokesSpectrum(Int whichRow, Int iBeam, Int iIF) const
|
---|
501 | {
|
---|
502 |
|
---|
503 | // Get data
|
---|
504 |
|
---|
505 | Array<Float> arr;
|
---|
506 | stokesCol_.get(whichRow, arr);
|
---|
507 |
|
---|
508 | // Set current cursor location and overwrite polarization axis
|
---|
509 |
|
---|
510 | const IPosition& shape = arr.shape();
|
---|
511 | IPosition start(shape.nelements(),0);
|
---|
512 | IPosition end(shape-1);
|
---|
513 | if (iBeam!=-1) {
|
---|
514 | start(asap::BeamAxis) = iBeam;
|
---|
515 | end(asap::BeamAxis) = iBeam;
|
---|
516 | }
|
---|
517 | if (iIF!=-1) {
|
---|
518 | start(asap::IFAxis) = iIF;
|
---|
519 | end(asap::IFAxis) = iIF;
|
---|
520 | }
|
---|
521 |
|
---|
522 | // Get slice
|
---|
523 |
|
---|
524 | return arr(start,end);
|
---|
525 | }
|
---|
526 |
|
---|
527 |
|
---|
528 | std::vector<string> SDMemTable::getCoordInfo() const
|
---|
529 | {
|
---|
530 | String un;
|
---|
531 | Table t = table_.keywordSet().asTable("FREQUENCIES");
|
---|
532 | String sunit;
|
---|
533 | t.keywordSet().get("UNIT",sunit);
|
---|
534 | String dpl;
|
---|
535 | t.keywordSet().get("DOPPLER",dpl);
|
---|
536 | if (dpl == "") dpl = "RADIO";
|
---|
537 | String rfrm;
|
---|
538 | t.keywordSet().get("REFFRAME",rfrm);
|
---|
539 | std::vector<string> inf;
|
---|
540 | inf.push_back(sunit);
|
---|
541 | inf.push_back(rfrm);
|
---|
542 | inf.push_back(dpl);
|
---|
543 | t.keywordSet().get("BASEREFFRAME",rfrm);
|
---|
544 | inf.push_back(rfrm);
|
---|
545 | return inf;
|
---|
546 | }
|
---|
547 |
|
---|
548 | void SDMemTable::setCoordInfo(std::vector<string> theinfo)
|
---|
549 | {
|
---|
550 | std::vector<string>::iterator it;
|
---|
551 | String un,rfrm, brfrm,dpl;
|
---|
552 | un = theinfo[0]; // Abcissa unit
|
---|
553 | rfrm = theinfo[1]; // Active (or conversion) frame
|
---|
554 | dpl = theinfo[2]; // Doppler
|
---|
555 | brfrm = theinfo[3]; // Base frame
|
---|
556 | Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
|
---|
557 |
|
---|
558 | Vector<Double> rstf;
|
---|
559 | t.keywordSet().get("RESTFREQS",rstf);
|
---|
560 |
|
---|
561 | Bool canDo = True;
|
---|
562 | Unit u1("km/s");Unit u2("Hz");
|
---|
563 | if (Unit(un) == u1) {
|
---|
564 | Vector<Double> rstf;
|
---|
565 | t.keywordSet().get("RESTFREQS",rstf);
|
---|
566 | if (rstf.nelements() == 0) {
|
---|
567 | throw(AipsError("Can't set unit to km/s if no restfrequencies are specified"));
|
---|
568 | }
|
---|
569 | } else if (Unit(un) != u2 && un != "") {
|
---|
570 | throw(AipsError("Unit not conformant with Spectral Coordinates"));
|
---|
571 | }
|
---|
572 | t.rwKeywordSet().define("UNIT", un);
|
---|
573 |
|
---|
574 | MFrequency::Types mdr;
|
---|
575 | if (!MFrequency::getType(mdr, rfrm)) {
|
---|
576 |
|
---|
577 | Int a,b;const uInt* c;
|
---|
578 | const String* valid = MFrequency::allMyTypes(a, b, c);
|
---|
579 | String pfix = "Please specify a legal frame type. Types are\n";
|
---|
580 | throw(AipsError(pfix+(*valid)));
|
---|
581 | } else {
|
---|
582 | t.rwKeywordSet().define("REFFRAME",rfrm);
|
---|
583 | }
|
---|
584 |
|
---|
585 | MDoppler::Types dtype;
|
---|
586 | dpl.upcase();
|
---|
587 | if (!MDoppler::getType(dtype, dpl)) {
|
---|
588 | throw(AipsError("Doppler type unknown"));
|
---|
589 | } else {
|
---|
590 | t.rwKeywordSet().define("DOPPLER",dpl);
|
---|
591 | }
|
---|
592 |
|
---|
593 | if (!MFrequency::getType(mdr, brfrm)) {
|
---|
594 | Int a,b;const uInt* c;
|
---|
595 | const String* valid = MFrequency::allMyTypes(a, b, c);
|
---|
596 | String pfix = "Please specify a legal frame type. Types are\n";
|
---|
597 | throw(AipsError(pfix+(*valid)));
|
---|
598 | } else {
|
---|
599 | t.rwKeywordSet().define("BASEREFFRAME",brfrm);
|
---|
600 | }
|
---|
601 | }
|
---|
602 |
|
---|
603 |
|
---|
604 | std::vector<double> SDMemTable::getAbcissa(Int whichRow) const
|
---|
605 | {
|
---|
606 | std::vector<double> abc(nChan());
|
---|
607 |
|
---|
608 | // Get header units keyword
|
---|
609 | Table t = table_.keywordSet().asTable("FREQUENCIES");
|
---|
610 | String sunit;
|
---|
611 | t.keywordSet().get("UNIT",sunit);
|
---|
612 | if (sunit == "") sunit = "pixel";
|
---|
613 | Unit u(sunit);
|
---|
614 |
|
---|
615 | // Easy if just wanting pixels
|
---|
616 | if (sunit==String("pixel")) {
|
---|
617 | // assume channels/pixels
|
---|
618 | std::vector<double>::iterator it;
|
---|
619 | uInt i=0;
|
---|
620 | for (it = abc.begin(); it != abc.end(); ++it) {
|
---|
621 | (*it) = Double(i++);
|
---|
622 | }
|
---|
623 | return abc;
|
---|
624 | }
|
---|
625 |
|
---|
626 | // Continue with km/s or Hz. Get FreqIDs
|
---|
627 | Vector<uInt> freqIDs;
|
---|
628 | freqidCol_.get(whichRow, freqIDs);
|
---|
629 | uInt freqID = freqIDs(IFSel_);
|
---|
630 | restfreqidCol_.get(whichRow, freqIDs);
|
---|
631 | uInt restFreqID = freqIDs(IFSel_);
|
---|
632 |
|
---|
633 | // Get SpectralCoordinate, set reference frame conversion,
|
---|
634 | // velocity conversion, and rest freq state
|
---|
635 |
|
---|
636 | SpectralCoordinate spc = getSpectralCoordinate(freqID, restFreqID, whichRow);
|
---|
637 | Vector<Double> pixel(nChan());
|
---|
638 | indgen(pixel);
|
---|
639 |
|
---|
640 | if (u == Unit("km/s")) {
|
---|
641 | Vector<Double> world;
|
---|
642 | spc.pixelToVelocity(world,pixel);
|
---|
643 | std::vector<double>::iterator it;
|
---|
644 | uInt i = 0;
|
---|
645 | for (it = abc.begin(); it != abc.end(); ++it) {
|
---|
646 | (*it) = world[i];
|
---|
647 | i++;
|
---|
648 | }
|
---|
649 | } else if (u == Unit("Hz")) {
|
---|
650 |
|
---|
651 | // Set world axis units
|
---|
652 | Vector<String> wau(1); wau = u.getName();
|
---|
653 | spc.setWorldAxisUnits(wau);
|
---|
654 |
|
---|
655 | std::vector<double>::iterator it;
|
---|
656 | Double tmp;
|
---|
657 | uInt i = 0;
|
---|
658 | for (it = abc.begin(); it != abc.end(); ++it) {
|
---|
659 | spc.toWorld(tmp,pixel[i]);
|
---|
660 | (*it) = tmp;
|
---|
661 | i++;
|
---|
662 | }
|
---|
663 | }
|
---|
664 | return abc;
|
---|
665 | }
|
---|
666 |
|
---|
667 | std::string SDMemTable::getAbcissaString(Int whichRow) const
|
---|
668 | {
|
---|
669 | Table t = table_.keywordSet().asTable("FREQUENCIES");
|
---|
670 |
|
---|
671 | String sunit;
|
---|
672 | t.keywordSet().get("UNIT",sunit);
|
---|
673 | if (sunit == "") sunit = "pixel";
|
---|
674 | Unit u(sunit);
|
---|
675 |
|
---|
676 | Vector<uInt> freqIDs;
|
---|
677 | freqidCol_.get(whichRow, freqIDs);
|
---|
678 | uInt freqID = freqIDs(IFSel_);
|
---|
679 | restfreqidCol_.get(whichRow, freqIDs);
|
---|
680 | uInt restFreqID = freqIDs(IFSel_);
|
---|
681 |
|
---|
682 | // Get SpectralCoordinate, with frame, velocity, rest freq state set
|
---|
683 | SpectralCoordinate spc = getSpectralCoordinate(freqID, restFreqID, whichRow);
|
---|
684 |
|
---|
685 | String s = "Channel";
|
---|
686 | if (u == Unit("km/s")) {
|
---|
687 | s = CoordinateUtil::axisLabel(spc,0,True,True,True);
|
---|
688 | } else if (u == Unit("Hz")) {
|
---|
689 | Vector<String> wau(1);wau = u.getName();
|
---|
690 | spc.setWorldAxisUnits(wau);
|
---|
691 |
|
---|
692 | s = CoordinateUtil::axisLabel(spc,0,True,True,False);
|
---|
693 | }
|
---|
694 | return s;
|
---|
695 | }
|
---|
696 |
|
---|
697 | void SDMemTable::setSpectrum(std::vector<float> spectrum, int whichRow)
|
---|
698 | {
|
---|
699 | Array<Float> arr;
|
---|
700 | specCol_.get(whichRow, arr);
|
---|
701 | if (spectrum.size() != arr.shape()(asap::ChanAxis)) {
|
---|
702 | throw(AipsError("Attempting to set spectrum with incorrect length."));
|
---|
703 | }
|
---|
704 |
|
---|
705 | // Setup accessors
|
---|
706 | ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
|
---|
707 | aa0.reset(aa0.begin(uInt(beamSel_))); // Beam selection
|
---|
708 | ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
|
---|
709 | aa1.reset(aa1.begin(uInt(IFSel_))); // IF selection
|
---|
710 | ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
|
---|
711 | aa2.reset(aa2.begin(uInt(polSel_))); // Pol selection
|
---|
712 |
|
---|
713 | // Iterate
|
---|
714 | std::vector<float>::iterator it = spectrum.begin();
|
---|
715 | for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
|
---|
716 | (*i) = Float(*it);
|
---|
717 | it++;
|
---|
718 | }
|
---|
719 | specCol_.put(whichRow, arr);
|
---|
720 | }
|
---|
721 |
|
---|
722 | void SDMemTable::getSpectrum(Vector<Float>& spectrum, Int whichRow) const
|
---|
723 | {
|
---|
724 | Array<Float> arr;
|
---|
725 | specCol_.get(whichRow, arr);
|
---|
726 |
|
---|
727 | // Iterate and extract
|
---|
728 | spectrum.resize(arr.shape()(3));
|
---|
729 | ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
|
---|
730 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
|
---|
731 | ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
|
---|
732 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
|
---|
733 | ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
|
---|
734 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
|
---|
735 |
|
---|
736 | ArrayAccessor<Float, Axis<asap::BeamAxis> > va(spectrum);
|
---|
737 | for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
|
---|
738 | (*va) = (*i);
|
---|
739 | va++;
|
---|
740 | }
|
---|
741 | }
|
---|
742 |
|
---|
743 |
|
---|
744 | /*
|
---|
745 | void SDMemTable::getMask(Vector<Bool>& mask, Int whichRow) const {
|
---|
746 | Array<uChar> arr;
|
---|
747 | flagsCol_.get(whichRow, arr);
|
---|
748 | mask.resize(arr.shape()(3));
|
---|
749 |
|
---|
750 | ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
|
---|
751 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
|
---|
752 | ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
|
---|
753 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
|
---|
754 | ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
|
---|
755 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
|
---|
756 |
|
---|
757 | Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
|
---|
758 |
|
---|
759 | ArrayAccessor<Bool, Axis<asap::BeamAxis> > va(mask);
|
---|
760 | std::vector<bool> tmp;
|
---|
761 | tmp = chanMask_; // WHY the fxxx do I have to make a copy here. The
|
---|
762 | // iterator should work on chanMask_??
|
---|
763 | std::vector<bool>::iterator miter;
|
---|
764 | miter = tmp.begin();
|
---|
765 |
|
---|
766 | for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
|
---|
767 | bool out =!static_cast<bool>(*i);
|
---|
768 | if (useUserMask) {
|
---|
769 | out = out && (*miter);
|
---|
770 | miter++;
|
---|
771 | }
|
---|
772 | (*va) = out;
|
---|
773 | va++;
|
---|
774 | }
|
---|
775 | }
|
---|
776 | */
|
---|
777 |
|
---|
778 | MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow,
|
---|
779 | Bool toStokes) const
|
---|
780 | {
|
---|
781 | // Get flags
|
---|
782 | Array<uChar> farr;
|
---|
783 | flagsCol_.get(whichRow, farr);
|
---|
784 |
|
---|
785 | // Get data and convert mask to Bool
|
---|
786 | Array<Float> arr;
|
---|
787 | Array<Bool> mask;
|
---|
788 | if (toStokes) {
|
---|
789 | stokesCol_.get(whichRow, arr);
|
---|
790 |
|
---|
791 | Array<Bool> tMask(farr.shape());
|
---|
792 | convertArray(tMask, farr);
|
---|
793 | mask = SDPolUtil::stokesData (tMask, True);
|
---|
794 | } else {
|
---|
795 | specCol_.get(whichRow, arr);
|
---|
796 | mask.resize(farr.shape());
|
---|
797 | convertArray(mask, farr);
|
---|
798 | }
|
---|
799 |
|
---|
800 | return MaskedArray<Float>(arr,!mask);
|
---|
801 | }
|
---|
802 |
|
---|
803 | Float SDMemTable::getTsys(Int whichRow) const
|
---|
804 | {
|
---|
805 | Array<Float> arr;
|
---|
806 | tsCol_.get(whichRow, arr);
|
---|
807 | Float out;
|
---|
808 |
|
---|
809 | IPosition ip(arr.shape());
|
---|
810 | ip(asap::BeamAxis) = beamSel_;
|
---|
811 | ip(asap::IFAxis) = IFSel_;
|
---|
812 | ip(asap::PolAxis) = polSel_;
|
---|
813 | ip(asap::ChanAxis)=0; // First channel only
|
---|
814 |
|
---|
815 | out = arr(ip);
|
---|
816 | return out;
|
---|
817 | }
|
---|
818 |
|
---|
819 | MDirection SDMemTable::getDirection(Int whichRow, Bool refBeam) const
|
---|
820 | {
|
---|
821 | MDirection::Types mdr = getDirectionReference();
|
---|
822 | Array<Double> posit;
|
---|
823 | dirCol_.get(whichRow,posit);
|
---|
824 | Vector<Double> wpos(2);
|
---|
825 | Int rb;
|
---|
826 | rbeamCol_.get(whichRow,rb);
|
---|
827 | wpos[0] = posit(IPosition(2,beamSel_,0));
|
---|
828 | wpos[1] = posit(IPosition(2,beamSel_,1));
|
---|
829 | if (refBeam && rb > -1) { // use refBeam instead if it exists
|
---|
830 | wpos[0] = posit(IPosition(2,rb,0));
|
---|
831 | wpos[1] = posit(IPosition(2,rb,1));
|
---|
832 | }
|
---|
833 |
|
---|
834 | Quantum<Double> lon(wpos[0],Unit(String("rad")));
|
---|
835 | Quantum<Double> lat(wpos[1],Unit(String("rad")));
|
---|
836 | return MDirection(lon, lat, mdr);
|
---|
837 | }
|
---|
838 |
|
---|
839 | MEpoch SDMemTable::getEpoch(Int whichRow) const
|
---|
840 | {
|
---|
841 | MEpoch::Types met = getTimeReference();
|
---|
842 |
|
---|
843 | Double obstime;
|
---|
844 | timeCol_.get(whichRow,obstime);
|
---|
845 | MVEpoch tm2(Quantum<Double>(obstime, Unit(String("d"))));
|
---|
846 | return MEpoch(tm2, met);
|
---|
847 | }
|
---|
848 |
|
---|
849 | MPosition SDMemTable::getAntennaPosition () const
|
---|
850 | {
|
---|
851 | Vector<Double> antpos;
|
---|
852 | table_.keywordSet().get("AntennaPosition", antpos);
|
---|
853 | MVPosition mvpos(antpos(0),antpos(1),antpos(2));
|
---|
854 | return MPosition(mvpos);
|
---|
855 | }
|
---|
856 |
|
---|
857 |
|
---|
858 | SpectralCoordinate SDMemTable::getSpectralCoordinate(uInt freqID) const
|
---|
859 | {
|
---|
860 |
|
---|
861 | Table t = table_.keywordSet().asTable("FREQUENCIES");
|
---|
862 | if (freqID> t.nrow() ) {
|
---|
863 | throw(AipsError("SDMemTable::getSpectralCoordinate - freqID out of range"));
|
---|
864 | }
|
---|
865 |
|
---|
866 | Double rp,rv,inc;
|
---|
867 | String rf;
|
---|
868 | ROScalarColumn<Double> rpc(t, "REFPIX");
|
---|
869 | ROScalarColumn<Double> rvc(t, "REFVAL");
|
---|
870 | ROScalarColumn<Double> incc(t, "INCREMENT");
|
---|
871 | t.keywordSet().get("BASEREFFRAME",rf);
|
---|
872 |
|
---|
873 | // Create SpectralCoordinate (units Hz)
|
---|
874 | MFrequency::Types mft;
|
---|
875 | if (!MFrequency::getType(mft, rf)) {
|
---|
876 | ostringstream oss;
|
---|
877 | pushLog("WARNING: Frequency type unknown assuming TOPO");
|
---|
878 | mft = MFrequency::TOPO;
|
---|
879 | }
|
---|
880 | rpc.get(freqID, rp);
|
---|
881 | rvc.get(freqID, rv);
|
---|
882 | incc.get(freqID, inc);
|
---|
883 |
|
---|
884 | SpectralCoordinate spec(mft,rv,inc,rp);
|
---|
885 | return spec;
|
---|
886 | }
|
---|
887 |
|
---|
888 |
|
---|
889 | SpectralCoordinate SDMemTable::getSpectralCoordinate(uInt freqID,
|
---|
890 | uInt restFreqID,
|
---|
891 | uInt whichRow) const
|
---|
892 | {
|
---|
893 |
|
---|
894 | // Create basic SC
|
---|
895 | SpectralCoordinate spec = getSpectralCoordinate (freqID);
|
---|
896 |
|
---|
897 | Table t = table_.keywordSet().asTable("FREQUENCIES");
|
---|
898 |
|
---|
899 | // Set rest frequency
|
---|
900 | Vector<Double> restFreqIDs;
|
---|
901 | t.keywordSet().get("RESTFREQS",restFreqIDs);
|
---|
902 | if (restFreqID < restFreqIDs.nelements()) { // Should always be true
|
---|
903 | spec.setRestFrequency(restFreqIDs(restFreqID),True);
|
---|
904 | }
|
---|
905 |
|
---|
906 | // Set up frame conversion layer
|
---|
907 | String frm;
|
---|
908 | t.keywordSet().get("REFFRAME",frm);
|
---|
909 | if (frm == "") frm = "TOPO";
|
---|
910 | MFrequency::Types mtype;
|
---|
911 | if (!MFrequency::getType(mtype, frm)) {
|
---|
912 | // Should never happen
|
---|
913 | pushLog("WARNING: Frequency type unknown assuming TOPO");
|
---|
914 | mtype = MFrequency::TOPO;
|
---|
915 | }
|
---|
916 |
|
---|
917 | // Set reference frame conversion (requires row)
|
---|
918 | MDirection dir = getDirection(whichRow);
|
---|
919 | MEpoch epoch = getEpoch(whichRow);
|
---|
920 | MPosition pos = getAntennaPosition();
|
---|
921 |
|
---|
922 | if (!spec.setReferenceConversion(mtype,epoch,pos,dir)) {
|
---|
923 | throw(AipsError("Couldn't convert frequency frame."));
|
---|
924 | }
|
---|
925 |
|
---|
926 | // Now velocity conversion if appropriate
|
---|
927 | String unitStr;
|
---|
928 | t.keywordSet().get("UNIT",unitStr);
|
---|
929 |
|
---|
930 | String dpl;
|
---|
931 | t.keywordSet().get("DOPPLER",dpl);
|
---|
932 | MDoppler::Types dtype;
|
---|
933 | MDoppler::getType(dtype, dpl);
|
---|
934 |
|
---|
935 | // Only set velocity unit if non-blank and non-Hz
|
---|
936 | if (!unitStr.empty()) {
|
---|
937 | Unit unitU(unitStr);
|
---|
938 | if (unitU==Unit("Hz")) {
|
---|
939 | } else {
|
---|
940 | spec.setVelocity(unitStr, dtype);
|
---|
941 | }
|
---|
942 | }
|
---|
943 |
|
---|
944 | return spec;
|
---|
945 | }
|
---|
946 |
|
---|
947 |
|
---|
948 | Bool SDMemTable::setCoordinate(const SpectralCoordinate& speccord,
|
---|
949 | uInt freqID) {
|
---|
950 | Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
|
---|
951 | if (freqID > t.nrow() ) {
|
---|
952 | throw(AipsError("SDMemTable::setCoordinate - coord no out of range"));
|
---|
953 | }
|
---|
954 | ScalarColumn<Double> rpc(t, "REFPIX");
|
---|
955 | ScalarColumn<Double> rvc(t, "REFVAL");
|
---|
956 | ScalarColumn<Double> incc(t, "INCREMENT");
|
---|
957 |
|
---|
958 | rpc.put(freqID, speccord.referencePixel()[0]);
|
---|
959 | rvc.put(freqID, speccord.referenceValue()[0]);
|
---|
960 | incc.put(freqID, speccord.increment()[0]);
|
---|
961 |
|
---|
962 | return True;
|
---|
963 | }
|
---|
964 |
|
---|
965 | Int SDMemTable::nCoordinates() const
|
---|
966 | {
|
---|
967 | return table_.keywordSet().asTable("FREQUENCIES").nrow();
|
---|
968 | }
|
---|
969 |
|
---|
970 |
|
---|
971 | std::vector<double> SDMemTable::getRestFreqs() const
|
---|
972 | {
|
---|
973 | Table t = table_.keywordSet().asTable("FREQUENCIES");
|
---|
974 | Vector<Double> tvec;
|
---|
975 | t.keywordSet().get("RESTFREQS",tvec);
|
---|
976 | std::vector<double> stlout;
|
---|
977 | tvec.tovector(stlout);
|
---|
978 | return stlout;
|
---|
979 | }
|
---|
980 |
|
---|
981 | bool SDMemTable::putSDFreqTable(const SDFrequencyTable& sdft)
|
---|
982 | {
|
---|
983 | TableDesc td("", "1", TableDesc::Scratch);
|
---|
984 | td.addColumn(ScalarColumnDesc<Double>("REFPIX"));
|
---|
985 | td.addColumn(ScalarColumnDesc<Double>("REFVAL"));
|
---|
986 | td.addColumn(ScalarColumnDesc<Double>("INCREMENT"));
|
---|
987 | SetupNewTable aNewTab("freqs", td, Table::New);
|
---|
988 | Table aTable (aNewTab, Table::Memory, sdft.length());
|
---|
989 | ScalarColumn<Double> sc0(aTable, "REFPIX");
|
---|
990 | ScalarColumn<Double> sc1(aTable, "REFVAL");
|
---|
991 | ScalarColumn<Double> sc2(aTable, "INCREMENT");
|
---|
992 | for (uInt i=0; i < sdft.length(); ++i) {
|
---|
993 | sc0.put(i,sdft.referencePixel(i));
|
---|
994 | sc1.put(i,sdft.referenceValue(i));
|
---|
995 | sc2.put(i,sdft.increment(i));
|
---|
996 | }
|
---|
997 | String rf = sdft.refFrame();
|
---|
998 | if (rf.contains("TOPO")) rf = "TOPO";
|
---|
999 | String brf = sdft.baseRefFrame();
|
---|
1000 | if (brf.contains("TOPO")) brf = "TOPO";
|
---|
1001 |
|
---|
1002 | aTable.rwKeywordSet().define("BASEREFFRAME", brf);
|
---|
1003 | aTable.rwKeywordSet().define("REFFRAME", rf);
|
---|
1004 | aTable.rwKeywordSet().define("EQUINOX", sdft.equinox());
|
---|
1005 | aTable.rwKeywordSet().define("UNIT", sdft.unit());
|
---|
1006 | aTable.rwKeywordSet().define("DOPPLER", String("RADIO"));
|
---|
1007 | Vector<Double> rfvec;
|
---|
1008 | String rfunit;
|
---|
1009 | sdft.restFrequencies(rfvec,rfunit);
|
---|
1010 | Quantum<Vector<Double> > q(rfvec, rfunit);
|
---|
1011 | rfvec.resize();
|
---|
1012 | rfvec = q.getValue("Hz");
|
---|
1013 | aTable.rwKeywordSet().define("RESTFREQS", rfvec);
|
---|
1014 | table_.rwKeywordSet().defineTable("FREQUENCIES", aTable);
|
---|
1015 | return true;
|
---|
1016 | }
|
---|
1017 |
|
---|
1018 | bool SDMemTable::putSDFitTable(const SDFitTable& sdft)
|
---|
1019 | {
|
---|
1020 | TableDesc td("", "1", TableDesc::Scratch);
|
---|
1021 | td.addColumn(ArrayColumnDesc<String>("FUNCTIONS"));
|
---|
1022 | td.addColumn(ArrayColumnDesc<Int>("COMPONENTS"));
|
---|
1023 | td.addColumn(ArrayColumnDesc<Double>("PARAMETERS"));
|
---|
1024 | td.addColumn(ArrayColumnDesc<Bool>("PARMASK"));
|
---|
1025 | td.addColumn(ArrayColumnDesc<String>("FRAMEINFO"));
|
---|
1026 | SetupNewTable aNewTab("fits", td, Table::New);
|
---|
1027 | Table aTable(aNewTab, Table::Memory);
|
---|
1028 | ArrayColumn<String> sc0(aTable, "FUNCTIONS");
|
---|
1029 | ArrayColumn<Int> sc1(aTable, "COMPONENTS");
|
---|
1030 | ArrayColumn<Double> sc2(aTable, "PARAMETERS");
|
---|
1031 | ArrayColumn<Bool> sc3(aTable, "PARMASK");
|
---|
1032 | ArrayColumn<String> sc4(aTable, "FRAMEINFO");
|
---|
1033 | for (uInt i; i<sdft.length(); ++i) {
|
---|
1034 | const Vector<Double>& parms = sdft.getParameters(i);
|
---|
1035 | const Vector<Bool>& parmask = sdft.getParameterMask(i);
|
---|
1036 | const Vector<String>& funcs = sdft.getFunctions(i);
|
---|
1037 | const Vector<Int>& comps = sdft.getComponents(i);
|
---|
1038 | const Vector<String>& finfo = sdft.getFrameInfo(i);
|
---|
1039 | sc0.put(i,funcs);
|
---|
1040 | sc1.put(i,comps);
|
---|
1041 | sc3.put(i,parmask);
|
---|
1042 | sc2.put(i,parms);
|
---|
1043 | sc4.put(i,finfo);
|
---|
1044 | }
|
---|
1045 | table_.rwKeywordSet().defineTable("FITS", aTable);
|
---|
1046 | return true;
|
---|
1047 | }
|
---|
1048 |
|
---|
1049 | SDFitTable SDMemTable::getSDFitTable() const
|
---|
1050 | {
|
---|
1051 | const Table& t = table_.keywordSet().asTable("FITS");
|
---|
1052 | Vector<Double> parms;
|
---|
1053 | Vector<Bool> parmask;
|
---|
1054 | Vector<String> funcs;
|
---|
1055 | Vector<String> finfo;
|
---|
1056 | Vector<Int> comps;
|
---|
1057 | ROArrayColumn<Double> parmsCol(t, "PARAMETERS");
|
---|
1058 | ROArrayColumn<Bool> parmaskCol(t, "PARMASK");
|
---|
1059 | ROArrayColumn<Int> compsCol(t, "COMPONENTS");
|
---|
1060 | ROArrayColumn<String> funcsCol(t, "FUNCTIONS");
|
---|
1061 | ROArrayColumn<String> finfoCol(t, "FRAMEINFO");
|
---|
1062 | uInt n = t.nrow();
|
---|
1063 | SDFitTable sdft;
|
---|
1064 | for (uInt i=0; i<n; ++i) {
|
---|
1065 | parmaskCol.get(i, parmask);
|
---|
1066 | parmsCol.get(i, parms);
|
---|
1067 | funcsCol.get(i, funcs);
|
---|
1068 | compsCol.get(i, comps);
|
---|
1069 | finfoCol.get(i, finfo);
|
---|
1070 | sdft.addFit(parms, parmask, funcs, comps, finfo);
|
---|
1071 | }
|
---|
1072 | return sdft;
|
---|
1073 | }
|
---|
1074 |
|
---|
1075 | SDFitTable SDMemTable::getSDFitTable(uInt whichRow) const {
|
---|
1076 | const Table& t = table_.keywordSet().asTable("FITS");
|
---|
1077 | if (t.nrow() == 0 || whichRow >= t.nrow()) return SDFitTable();
|
---|
1078 | Array<Int> fitid;
|
---|
1079 | fitCol_.get(whichRow, fitid);
|
---|
1080 | if (fitid.nelements() == 0) return SDFitTable();
|
---|
1081 |
|
---|
1082 | IPosition shp = fitid.shape();
|
---|
1083 | IPosition start(4, beamSel_, IFSel_, polSel_,0);
|
---|
1084 | IPosition end(4, beamSel_, IFSel_, polSel_, shp[3]-1);
|
---|
1085 |
|
---|
1086 | // reform the output array slice to be of dim=1
|
---|
1087 | Vector<Int> tmp = (fitid(start, end)).reform(IPosition(1,shp[3]));
|
---|
1088 |
|
---|
1089 | Vector<Double> parms;
|
---|
1090 | Vector<Bool> parmask;
|
---|
1091 | Vector<String> funcs;
|
---|
1092 | Vector<String> finfo;
|
---|
1093 | Vector<Int> comps;
|
---|
1094 | ROArrayColumn<Double> parmsCol(t, "PARAMETERS");
|
---|
1095 | ROArrayColumn<Bool> parmaskCol(t, "PARMASK");
|
---|
1096 | ROArrayColumn<Int> compsCol(t, "COMPONENTS");
|
---|
1097 | ROArrayColumn<String> funcsCol(t, "FUNCTIONS");
|
---|
1098 | ROArrayColumn<String> finfoCol(t, "FRAMEINFO");
|
---|
1099 | SDFitTable sdft;
|
---|
1100 | Int k=-1;
|
---|
1101 | for (uInt i=0; i< tmp.nelements(); ++i) {
|
---|
1102 | k = tmp[i];
|
---|
1103 | if ( k > -1 && k < t.nrow() ) {
|
---|
1104 | parms.resize();
|
---|
1105 | parmsCol.get(k, parms);
|
---|
1106 | parmask.resize();
|
---|
1107 | parmaskCol.get(k, parmask);
|
---|
1108 | funcs.resize();
|
---|
1109 | funcsCol.get(k, funcs);
|
---|
1110 | comps.resize();
|
---|
1111 | compsCol.get(k, comps);
|
---|
1112 | finfo.resize();
|
---|
1113 | finfoCol.get(k, finfo);
|
---|
1114 | sdft.addFit(parms, parmask, funcs, comps, finfo);
|
---|
1115 | }
|
---|
1116 | }
|
---|
1117 | return sdft;
|
---|
1118 | }
|
---|
1119 |
|
---|
1120 | void SDMemTable::addFit(uInt whichRow,
|
---|
1121 | const Vector<Double>& p, const Vector<Bool>& m,
|
---|
1122 | const Vector<String>& f, const Vector<Int>& c)
|
---|
1123 | {
|
---|
1124 | if (whichRow >= nRow()) {
|
---|
1125 | throw(AipsError("Specified row out of range"));
|
---|
1126 | }
|
---|
1127 | Table t = table_.keywordSet().asTable("FITS");
|
---|
1128 | uInt nrow = t.nrow();
|
---|
1129 | t.addRow();
|
---|
1130 | ArrayColumn<Double> parmsCol(t, "PARAMETERS");
|
---|
1131 | ArrayColumn<Bool> parmaskCol(t, "PARMASK");
|
---|
1132 | ArrayColumn<Int> compsCol(t, "COMPONENTS");
|
---|
1133 | ArrayColumn<String> funcsCol(t, "FUNCTIONS");
|
---|
1134 | ArrayColumn<String> finfoCol(t, "FRAMEINFO");
|
---|
1135 | parmsCol.put(nrow, p);
|
---|
1136 | parmaskCol.put(nrow, m);
|
---|
1137 | compsCol.put(nrow, c);
|
---|
1138 | funcsCol.put(nrow, f);
|
---|
1139 | Vector<String> fi = mathutil::toVectorString(getCoordInfo());
|
---|
1140 | finfoCol.put(nrow, fi);
|
---|
1141 |
|
---|
1142 | Array<Int> fitarr;
|
---|
1143 | fitCol_.get(whichRow, fitarr);
|
---|
1144 |
|
---|
1145 | Array<Int> newarr; // The new Array containing the fitid
|
---|
1146 | Int pos =-1; // The fitid position in the array
|
---|
1147 | if ( fitarr.nelements() == 0 ) { // no fits at all in this row
|
---|
1148 | Array<Int> arr(IPosition(4,nBeam(),nIF(),nPol(),1));
|
---|
1149 | arr = -1;
|
---|
1150 | newarr.reference(arr);
|
---|
1151 | pos = 0;
|
---|
1152 | } else {
|
---|
1153 | IPosition shp = fitarr.shape();
|
---|
1154 | IPosition start(4, beamSel_, IFSel_, polSel_,0);
|
---|
1155 | IPosition end(4, beamSel_, IFSel_, polSel_, shp[3]-1);
|
---|
1156 | // reform the output array slice to be of dim=1
|
---|
1157 | Array<Int> tmp = (fitarr(start, end)).reform(IPosition(1,shp[3]));
|
---|
1158 | const Vector<Int>& fits = tmp;
|
---|
1159 | VectorSTLIterator<Int> it(fits);
|
---|
1160 | Int i = 0;
|
---|
1161 | while (it != fits.end()) {
|
---|
1162 | if (*it == -1) {
|
---|
1163 | pos = i;
|
---|
1164 | break;
|
---|
1165 | }
|
---|
1166 | ++i;
|
---|
1167 | ++it;
|
---|
1168 | };
|
---|
1169 | }
|
---|
1170 | if (pos == -1) {
|
---|
1171 | mathutil::extendLastArrayAxis(newarr,fitarr, -1);
|
---|
1172 | pos = fitarr.shape()[3]; // the new element position
|
---|
1173 | } else {
|
---|
1174 | if (fitarr.nelements() > 0)
|
---|
1175 | newarr = fitarr;
|
---|
1176 | }
|
---|
1177 | newarr(IPosition(4, beamSel_, IFSel_, polSel_, pos)) = Int(nrow);
|
---|
1178 | fitCol_.put(whichRow, newarr);
|
---|
1179 |
|
---|
1180 | }
|
---|
1181 |
|
---|
1182 | SDFrequencyTable SDMemTable::getSDFreqTable() const
|
---|
1183 | {
|
---|
1184 | const Table& t = table_.keywordSet().asTable("FREQUENCIES");
|
---|
1185 | SDFrequencyTable sdft;
|
---|
1186 |
|
---|
1187 | // Add refpix/refval/incr. What are the units ? Hz I suppose
|
---|
1188 | // but it's nowhere described...
|
---|
1189 | Vector<Double> refPix, refVal, incr;
|
---|
1190 | ScalarColumn<Double> refPixCol(t, "REFPIX");
|
---|
1191 | ScalarColumn<Double> refValCol(t, "REFVAL");
|
---|
1192 | ScalarColumn<Double> incrCol(t, "INCREMENT");
|
---|
1193 | refPix = refPixCol.getColumn();
|
---|
1194 | refVal = refValCol.getColumn();
|
---|
1195 | incr = incrCol.getColumn();
|
---|
1196 |
|
---|
1197 | uInt n = refPix.nelements();
|
---|
1198 | for (uInt i=0; i<n; i++) {
|
---|
1199 | sdft.addFrequency(refPix[i], refVal[i], incr[i]);
|
---|
1200 | }
|
---|
1201 |
|
---|
1202 | // Frequency reference frame. I don't know if this
|
---|
1203 | // is the correct frame. It might be 'REFFRAME'
|
---|
1204 | // rather than 'BASEREFFRAME' ?
|
---|
1205 | String frame;
|
---|
1206 | t.keywordSet().get("REFFRAME",frame);
|
---|
1207 | sdft.setRefFrame(frame);
|
---|
1208 | t.keywordSet().get("BASEREFFRAME",frame);
|
---|
1209 | sdft.setBaseRefFrame(frame);
|
---|
1210 |
|
---|
1211 | // Equinox
|
---|
1212 | Float equinox;
|
---|
1213 | t.keywordSet().get("EQUINOX", equinox);
|
---|
1214 | sdft.setEquinox(equinox);
|
---|
1215 |
|
---|
1216 | String unit;
|
---|
1217 | t.keywordSet().get("UNIT", unit);
|
---|
1218 | sdft.setUnit(unit);
|
---|
1219 |
|
---|
1220 | // Rest Frequency
|
---|
1221 | Vector<Double> restFreqs;
|
---|
1222 | t.keywordSet().get("RESTFREQS", restFreqs);
|
---|
1223 | for (uInt i=0; i<restFreqs.nelements(); i++) {
|
---|
1224 | sdft.addRestFrequency(restFreqs[i]);
|
---|
1225 | }
|
---|
1226 | sdft.setRestFrequencyUnit(String("Hz"));
|
---|
1227 |
|
---|
1228 | return sdft;
|
---|
1229 | }
|
---|
1230 |
|
---|
1231 | bool SDMemTable::putSDContainer(const SDContainer& sdc)
|
---|
1232 | {
|
---|
1233 | uInt rno = table_.nrow();
|
---|
1234 | table_.addRow();
|
---|
1235 |
|
---|
1236 | timeCol_.put(rno, sdc.timestamp);
|
---|
1237 | srcnCol_.put(rno, sdc.sourcename);
|
---|
1238 | fldnCol_.put(rno, sdc.fieldname);
|
---|
1239 | specCol_.put(rno, sdc.getSpectrum());
|
---|
1240 | flagsCol_.put(rno, sdc.getFlags());
|
---|
1241 | tsCol_.put(rno, sdc.getTsys());
|
---|
1242 | scanCol_.put(rno, sdc.scanid);
|
---|
1243 | integrCol_.put(rno, sdc.interval);
|
---|
1244 | freqidCol_.put(rno, sdc.getFreqMap());
|
---|
1245 | restfreqidCol_.put(rno, sdc.getRestFreqMap());
|
---|
1246 | dirCol_.put(rno, sdc.getDirection());
|
---|
1247 | rbeamCol_.put(rno, sdc.refbeam);
|
---|
1248 | tcalCol_.put(rno, sdc.tcal);
|
---|
1249 | tcaltCol_.put(rno, sdc.tcaltime);
|
---|
1250 | azCol_.put(rno, sdc.azimuth);
|
---|
1251 | elCol_.put(rno, sdc.elevation);
|
---|
1252 | paraCol_.put(rno, sdc.parangle);
|
---|
1253 | fitCol_.put(rno, sdc.getFitMap());
|
---|
1254 | return true;
|
---|
1255 | }
|
---|
1256 |
|
---|
1257 | SDContainer SDMemTable::getSDContainer(uInt whichRow) const
|
---|
1258 | {
|
---|
1259 | SDContainer sdc(nBeam(),nIF(),nPol(),nChan());
|
---|
1260 | timeCol_.get(whichRow, sdc.timestamp);
|
---|
1261 | srcnCol_.get(whichRow, sdc.sourcename);
|
---|
1262 | integrCol_.get(whichRow, sdc.interval);
|
---|
1263 | scanCol_.get(whichRow, sdc.scanid);
|
---|
1264 | fldnCol_.get(whichRow, sdc.fieldname);
|
---|
1265 | rbeamCol_.get(whichRow, sdc.refbeam);
|
---|
1266 | azCol_.get(whichRow, sdc.azimuth);
|
---|
1267 | elCol_.get(whichRow, sdc.elevation);
|
---|
1268 | paraCol_.get(whichRow, sdc.parangle);
|
---|
1269 | Vector<Float> tc;
|
---|
1270 | tcalCol_.get(whichRow, tc);
|
---|
1271 | sdc.tcal[0] = tc[0];sdc.tcal[1] = tc[1];
|
---|
1272 | tcaltCol_.get(whichRow, sdc.tcaltime);
|
---|
1273 |
|
---|
1274 | Array<Float> spectrum;
|
---|
1275 | Array<Float> tsys;
|
---|
1276 | Array<uChar> flagtrum;
|
---|
1277 | Vector<uInt> fmap;
|
---|
1278 | Array<Double> direction;
|
---|
1279 | Array<Int> fits;
|
---|
1280 |
|
---|
1281 | specCol_.get(whichRow, spectrum);
|
---|
1282 | sdc.putSpectrum(spectrum);
|
---|
1283 | flagsCol_.get(whichRow, flagtrum);
|
---|
1284 | sdc.putFlags(flagtrum);
|
---|
1285 | tsCol_.get(whichRow, tsys);
|
---|
1286 | sdc.putTsys(tsys);
|
---|
1287 | freqidCol_.get(whichRow, fmap);
|
---|
1288 | sdc.putFreqMap(fmap);
|
---|
1289 | restfreqidCol_.get(whichRow, fmap);
|
---|
1290 | sdc.putRestFreqMap(fmap);
|
---|
1291 | dirCol_.get(whichRow, direction);
|
---|
1292 | sdc.putDirection(direction);
|
---|
1293 | fitCol_.get(whichRow, fits);
|
---|
1294 | sdc.putFitMap(fits);
|
---|
1295 | return sdc;
|
---|
1296 | }
|
---|
1297 |
|
---|
1298 | bool SDMemTable::putSDHeader(const SDHeader& sdh)
|
---|
1299 | {
|
---|
1300 | table_.rwKeywordSet().define("nIF", sdh.nif);
|
---|
1301 | table_.rwKeywordSet().define("nBeam", sdh.nbeam);
|
---|
1302 | table_.rwKeywordSet().define("nPol", sdh.npol);
|
---|
1303 | table_.rwKeywordSet().define("nChan", sdh.nchan);
|
---|
1304 | table_.rwKeywordSet().define("Observer", sdh.observer);
|
---|
1305 | table_.rwKeywordSet().define("Project", sdh.project);
|
---|
1306 | table_.rwKeywordSet().define("Obstype", sdh.obstype);
|
---|
1307 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname);
|
---|
1308 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition);
|
---|
1309 | table_.rwKeywordSet().define("Equinox", sdh.equinox);
|
---|
1310 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref);
|
---|
1311 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq);
|
---|
1312 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth);
|
---|
1313 | table_.rwKeywordSet().define("UTC", sdh.utc);
|
---|
1314 | table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit);
|
---|
1315 | table_.rwKeywordSet().define("Epoch", sdh.epoch);
|
---|
1316 | return true;
|
---|
1317 | }
|
---|
1318 |
|
---|
1319 | SDHeader SDMemTable::getSDHeader() const
|
---|
1320 | {
|
---|
1321 | SDHeader sdh;
|
---|
1322 | table_.keywordSet().get("nBeam",sdh.nbeam);
|
---|
1323 | table_.keywordSet().get("nIF",sdh.nif);
|
---|
1324 | table_.keywordSet().get("nPol",sdh.npol);
|
---|
1325 | table_.keywordSet().get("nChan",sdh.nchan);
|
---|
1326 | table_.keywordSet().get("Observer", sdh.observer);
|
---|
1327 | table_.keywordSet().get("Project", sdh.project);
|
---|
1328 | table_.keywordSet().get("Obstype", sdh.obstype);
|
---|
1329 | table_.keywordSet().get("AntennaName", sdh.antennaname);
|
---|
1330 | table_.keywordSet().get("AntennaPosition", sdh.antennaposition);
|
---|
1331 | table_.keywordSet().get("Equinox", sdh.equinox);
|
---|
1332 | table_.keywordSet().get("FreqRefFrame", sdh.freqref);
|
---|
1333 | table_.keywordSet().get("FreqRefVal", sdh.reffreq);
|
---|
1334 | table_.keywordSet().get("Bandwidth", sdh.bandwidth);
|
---|
1335 | table_.keywordSet().get("UTC", sdh.utc);
|
---|
1336 | table_.keywordSet().get("FluxUnit", sdh.fluxunit);
|
---|
1337 | table_.keywordSet().get("Epoch", sdh.epoch);
|
---|
1338 | return sdh;
|
---|
1339 | }
|
---|
1340 | void SDMemTable::makePersistent(const std::string& filename)
|
---|
1341 | {
|
---|
1342 | table_.deepCopy(filename,Table::New);
|
---|
1343 |
|
---|
1344 | }
|
---|
1345 |
|
---|
1346 | Int SDMemTable::nScan() const {
|
---|
1347 | Int n = 0;
|
---|
1348 | Int previous = -1;Int current=0;
|
---|
1349 | for (uInt i=0; i< scanCol_.nrow();i++) {
|
---|
1350 | scanCol_.getScalar(i,current);
|
---|
1351 | if (previous != current) {
|
---|
1352 | previous = current;
|
---|
1353 | n++;
|
---|
1354 | }
|
---|
1355 | }
|
---|
1356 | return n;
|
---|
1357 | }
|
---|
1358 |
|
---|
1359 | String SDMemTable::formatSec(Double x) const
|
---|
1360 | {
|
---|
1361 | Double xcop = x;
|
---|
1362 | MVTime mvt(xcop/24./3600.); // make days
|
---|
1363 |
|
---|
1364 | if (x < 59.95)
|
---|
1365 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s";
|
---|
1366 | else if (x < 3599.95)
|
---|
1367 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" ";
|
---|
1368 | else {
|
---|
1369 | ostringstream oss;
|
---|
1370 | oss << setw(2) << std::right << setprecision(1) << mvt.hour();
|
---|
1371 | oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " ";
|
---|
1372 | return String(oss);
|
---|
1373 | }
|
---|
1374 | };
|
---|
1375 |
|
---|
1376 | String SDMemTable::formatDirection(const MDirection& md) const
|
---|
1377 | {
|
---|
1378 | Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue();
|
---|
1379 | Int prec = 7;
|
---|
1380 |
|
---|
1381 | MVAngle mvLon(t[0]);
|
---|
1382 | String sLon = mvLon.string(MVAngle::TIME,prec);
|
---|
1383 | MVAngle mvLat(t[1]);
|
---|
1384 | String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec);
|
---|
1385 | return sLon + String(" ") + sLat;
|
---|
1386 | }
|
---|
1387 |
|
---|
1388 |
|
---|
1389 | std::string SDMemTable::getFluxUnit() const
|
---|
1390 | {
|
---|
1391 | String tmp;
|
---|
1392 | table_.keywordSet().get("FluxUnit", tmp);
|
---|
1393 | return tmp;
|
---|
1394 | }
|
---|
1395 |
|
---|
1396 | void SDMemTable::setFluxUnit(const std::string& unit)
|
---|
1397 | {
|
---|
1398 | String tmp(unit);
|
---|
1399 | Unit tU(tmp);
|
---|
1400 | if (tU==Unit("K") || tU==Unit("Jy")) {
|
---|
1401 | table_.rwKeywordSet().define(String("FluxUnit"), tmp);
|
---|
1402 | } else {
|
---|
1403 | throw AipsError("Illegal unit - must be compatible with Jy or K");
|
---|
1404 | }
|
---|
1405 | }
|
---|
1406 |
|
---|
1407 |
|
---|
1408 | void SDMemTable::setInstrument(const std::string& name)
|
---|
1409 | {
|
---|
1410 | Bool throwIt = True;
|
---|
1411 | Instrument ins = SDAttr::convertInstrument(name, throwIt);
|
---|
1412 | String nameU(name);
|
---|
1413 | nameU.upcase();
|
---|
1414 | table_.rwKeywordSet().define(String("AntennaName"), nameU);
|
---|
1415 | }
|
---|
1416 |
|
---|
1417 | std::string SDMemTable::summary(bool verbose) const {
|
---|
1418 |
|
---|
1419 | // Format header info
|
---|
1420 | ostringstream oss;
|
---|
1421 | oss << endl;
|
---|
1422 | oss << "--------------------------------------------------------------------------------" << endl;
|
---|
1423 | oss << " Scan Table Summary" << endl;
|
---|
1424 | oss << "--------------------------------------------------------------------------------" << endl;
|
---|
1425 | oss.flags(std::ios_base::left);
|
---|
1426 | oss << setw(15) << "Beams:" << setw(4) << nBeam() << endl
|
---|
1427 | << setw(15) << "IFs:" << setw(4) << nIF() << endl
|
---|
1428 | << setw(15) << "Polarisations:" << setw(4) << nPol() << endl
|
---|
1429 | << setw(15) << "Channels:" << setw(4) << nChan() << endl;
|
---|
1430 | oss << endl;
|
---|
1431 | String tmp;
|
---|
1432 | table_.keywordSet().get("Observer", tmp);
|
---|
1433 | oss << setw(15) << "Observer:" << tmp << endl;
|
---|
1434 | oss << setw(15) << "Obs Date:" << getTime(-1,True) << endl;
|
---|
1435 | table_.keywordSet().get("Project", tmp);
|
---|
1436 | oss << setw(15) << "Project:" << tmp << endl;
|
---|
1437 | table_.keywordSet().get("Obstype", tmp);
|
---|
1438 | oss << setw(15) << "Obs. Type:" << tmp << endl;
|
---|
1439 | table_.keywordSet().get("AntennaName", tmp);
|
---|
1440 | oss << setw(15) << "Antenna Name:" << tmp << endl;
|
---|
1441 | table_.keywordSet().get("FluxUnit", tmp);
|
---|
1442 | oss << setw(15) << "Flux Unit:" << tmp << endl;
|
---|
1443 | Table t = table_.keywordSet().asTable("FREQUENCIES");
|
---|
1444 | Vector<Double> vec;
|
---|
1445 | t.keywordSet().get("RESTFREQS",vec);
|
---|
1446 | oss << setw(15) << "Rest Freqs:";
|
---|
1447 | if (vec.nelements() > 0) {
|
---|
1448 | oss << setprecision(10) << vec << " [Hz]" << endl;
|
---|
1449 | } else {
|
---|
1450 | oss << "None set" << endl;
|
---|
1451 | }
|
---|
1452 | oss << setw(15) << "Abcissa:" << getAbcissaString() << endl;
|
---|
1453 | oss << setw(15) << "Cursor:" << "Beam[" << getBeam() << "] "
|
---|
1454 | << "IF[" << getIF() << "] " << "Pol[" << getPol() << "]" << endl;
|
---|
1455 | oss << endl;
|
---|
1456 |
|
---|
1457 | String dirtype ="Position ("+ MDirection::showType(getDirectionReference()) + ")";
|
---|
1458 | oss << setw(5) << "Scan"
|
---|
1459 | << setw(15) << "Source"
|
---|
1460 | << setw(24) << dirtype
|
---|
1461 | << setw(10) << "Time"
|
---|
1462 | << setw(18) << "Integration"
|
---|
1463 | << setw(7) << "FreqIDs" << endl;
|
---|
1464 | oss << "--------------------------------------------------------------------------------" << endl;
|
---|
1465 |
|
---|
1466 | // Generate list of scan start and end integrations
|
---|
1467 | Vector<Int> scanIDs = scanCol_.getColumn();
|
---|
1468 | Vector<uInt> startInt, endInt;
|
---|
1469 | mathutil::scanBoundaries(startInt, endInt, scanIDs);
|
---|
1470 |
|
---|
1471 | const uInt nScans = startInt.nelements();
|
---|
1472 | String name;
|
---|
1473 | Vector<uInt> freqIDs, listFQ;
|
---|
1474 | Vector<uInt> restFreqIDs, listRestFQ;
|
---|
1475 | uInt nInt;
|
---|
1476 |
|
---|
1477 | for (uInt i=0; i<nScans; i++) {
|
---|
1478 | // Get things from first integration of scan
|
---|
1479 | String time = getTime(startInt(i),False);
|
---|
1480 | String tInt = formatSec(Double(getInterval(startInt(i))));
|
---|
1481 | String posit = formatDirection(getDirection(startInt(i),True));
|
---|
1482 | srcnCol_.getScalar(startInt(i),name);
|
---|
1483 |
|
---|
1484 | // Find all the FreqIDs in this scan
|
---|
1485 | listFQ.resize(0);
|
---|
1486 | listRestFQ.resize(0);
|
---|
1487 | for (uInt j=startInt(i); j<endInt(i)+1; j++) {
|
---|
1488 | freqidCol_.get(j, freqIDs);
|
---|
1489 | for (uInt k=0; k<freqIDs.nelements(); k++) {
|
---|
1490 | mathutil::addEntry(listFQ, freqIDs(k));
|
---|
1491 | }
|
---|
1492 | //
|
---|
1493 | restfreqidCol_.get(j, restFreqIDs);
|
---|
1494 | for (uInt k=0; k<restFreqIDs.nelements(); k++) {
|
---|
1495 | mathutil::addEntry(listRestFQ, restFreqIDs(k));
|
---|
1496 | }
|
---|
1497 | }
|
---|
1498 |
|
---|
1499 | nInt = endInt(i) - startInt(i) + 1;
|
---|
1500 | oss << setw(3) << std::right << i << std::left << setw(2) << " "
|
---|
1501 | << setw(15) << name
|
---|
1502 | << setw(24) << posit
|
---|
1503 | << setw(10) << time
|
---|
1504 | << setw(3) << std::right << nInt << setw(3) << " x " << std::left
|
---|
1505 | << setw(6) << tInt
|
---|
1506 | << " " << listFQ << " " << listRestFQ << endl;
|
---|
1507 | }
|
---|
1508 | oss << endl;
|
---|
1509 | oss << "Table contains " << table_.nrow() << " integration(s) in "
|
---|
1510 | << nScans << " scan(s)." << endl;
|
---|
1511 |
|
---|
1512 | // Frequency Table
|
---|
1513 | if (verbose) {
|
---|
1514 | std::vector<string> info = getCoordInfo();
|
---|
1515 | SDFrequencyTable sdft = getSDFreqTable();
|
---|
1516 | oss << endl << endl;
|
---|
1517 | oss << "FreqID Frame RefFreq(Hz) RefPix Increment(Hz)" << endl;
|
---|
1518 | oss << "--------------------------------------------------------------------------------" << endl;
|
---|
1519 | for (uInt i=0; i<sdft.length(); i++) {
|
---|
1520 | oss << setw(8) << i << setw(8)
|
---|
1521 | << info[3] << setw(16) << setprecision(8)
|
---|
1522 | << sdft.referenceValue(i) << setw(10)
|
---|
1523 | << sdft.referencePixel(i) << setw(12)
|
---|
1524 | << sdft.increment(i) << endl;
|
---|
1525 | }
|
---|
1526 | oss << "--------------------------------------------------------------------------------" << endl;
|
---|
1527 | }
|
---|
1528 | return String(oss);
|
---|
1529 | }
|
---|
1530 | /*
|
---|
1531 | std::string SDMemTable::scanSummary(const std::vector<int>& whichScans) {
|
---|
1532 | ostringstream oss;
|
---|
1533 | Vector<Int> scanIDs = scanCol_.getColumn();
|
---|
1534 | Vector<uInt> startInt, endInt;
|
---|
1535 | mathutil::scanBoundaries(startInt, endInt, scanIDs);
|
---|
1536 | const uInt nScans = startInt.nelements();
|
---|
1537 | std::vector<int>::const_iterator it(whichScans);
|
---|
1538 | return String(oss);
|
---|
1539 | }
|
---|
1540 | */
|
---|
1541 | Int SDMemTable::nBeam() const
|
---|
1542 | {
|
---|
1543 | Int n;
|
---|
1544 | table_.keywordSet().get("nBeam",n);
|
---|
1545 | return n;
|
---|
1546 | }
|
---|
1547 |
|
---|
1548 | Int SDMemTable::nIF() const {
|
---|
1549 | Int n;
|
---|
1550 | table_.keywordSet().get("nIF",n);
|
---|
1551 | return n;
|
---|
1552 | }
|
---|
1553 |
|
---|
1554 | Int SDMemTable::nPol() const {
|
---|
1555 | Int n;
|
---|
1556 | table_.keywordSet().get("nPol",n);
|
---|
1557 | return n;
|
---|
1558 | }
|
---|
1559 |
|
---|
1560 | Int SDMemTable::nChan() const {
|
---|
1561 | Int n;
|
---|
1562 | table_.keywordSet().get("nChan",n);
|
---|
1563 | return n;
|
---|
1564 | }
|
---|
1565 |
|
---|
1566 | Table SDMemTable::getHistoryTable() const
|
---|
1567 | {
|
---|
1568 | return table_.keywordSet().asTable("HISTORY");
|
---|
1569 | }
|
---|
1570 |
|
---|
1571 | void SDMemTable::appendToHistoryTable(const Table& otherHist)
|
---|
1572 | {
|
---|
1573 | Table t = table_.rwKeywordSet().asTable("HISTORY");
|
---|
1574 | const String sep = "--------------------------------------------------------------------------------";
|
---|
1575 | addHistory(sep);
|
---|
1576 | TableCopy::copyRows(t, otherHist, t.nrow(), 0, otherHist.nrow());
|
---|
1577 | addHistory(sep);
|
---|
1578 | }
|
---|
1579 |
|
---|
1580 | void SDMemTable::addHistory(const std::string& hist)
|
---|
1581 | {
|
---|
1582 | Table t = table_.rwKeywordSet().asTable("HISTORY");
|
---|
1583 | uInt nrow = t.nrow();
|
---|
1584 | t.addRow();
|
---|
1585 | ScalarColumn<String> itemCol(t, "ITEM");
|
---|
1586 | itemCol.put(nrow, hist);
|
---|
1587 | }
|
---|
1588 |
|
---|
1589 | std::vector<std::string> SDMemTable::getHistory() const
|
---|
1590 | {
|
---|
1591 | Vector<String> history;
|
---|
1592 | const Table& t = table_.keywordSet().asTable("HISTORY");
|
---|
1593 | uInt nrow = t.nrow();
|
---|
1594 | ROScalarColumn<String> itemCol(t, "ITEM");
|
---|
1595 | std::vector<std::string> stlout;
|
---|
1596 | String hist;
|
---|
1597 | for (uInt i=0; i<nrow; ++i) {
|
---|
1598 | itemCol.get(i, hist);
|
---|
1599 | stlout.push_back(hist);
|
---|
1600 | }
|
---|
1601 | return stlout;
|
---|
1602 | }
|
---|
1603 |
|
---|
1604 |
|
---|
1605 | /*
|
---|
1606 | void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) {
|
---|
1607 |
|
---|
1608 | std::vector<int>::iterator it;
|
---|
1609 | ArrayAccessor<uChar, Axis<asap::PolAxis> > j(flags_);
|
---|
1610 | for (it = whichChans.begin(); it != whichChans.end(); it++) {
|
---|
1611 | j.reset(j.begin(uInt(*it)));
|
---|
1612 | for (ArrayAccessor<uChar, Axis<asap::BeamAxis> > i(j); i != i.end(); ++i) {
|
---|
1613 | for (ArrayAccessor<uChar, Axis<asap::IFAxis> > ii(i); ii != ii.end(); ++ii) {
|
---|
1614 | for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > iii(ii);
|
---|
1615 | iii != iii.end(); ++iii) {
|
---|
1616 | (*iii) =
|
---|
1617 | }
|
---|
1618 | }
|
---|
1619 | }
|
---|
1620 | }
|
---|
1621 |
|
---|
1622 | }
|
---|
1623 | */
|
---|
1624 | void SDMemTable::flagSpectrum(const std::vector<bool>& flags, int whichRow)
|
---|
1625 | {
|
---|
1626 | Array<uChar> arr;
|
---|
1627 | flagsCol_.get(whichRow, arr);
|
---|
1628 |
|
---|
1629 | std::vector<bool>::const_iterator it = flags.begin();
|
---|
1630 | if ( flags.size() != arr.shape()(asap::ChanAxis) )
|
---|
1631 | throw(AipsError("Incorrect number of channels in flags"));
|
---|
1632 |
|
---|
1633 | ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
|
---|
1634 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
|
---|
1635 | ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
|
---|
1636 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
|
---|
1637 | ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
|
---|
1638 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
|
---|
1639 |
|
---|
1640 | uChar userflag = 1 << 7; // user flag bit
|
---|
1641 | for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
|
---|
1642 | if (*it)
|
---|
1643 | (*i) |= userflag;
|
---|
1644 | ++it;
|
---|
1645 | }
|
---|
1646 |
|
---|
1647 | flagsCol_.put(whichRow, arr);
|
---|
1648 | }
|
---|
1649 |
|
---|
1650 | MDirection::Types SDMemTable::getDirectionReference() const
|
---|
1651 | {
|
---|
1652 | Float eq;
|
---|
1653 | table_.keywordSet().get("Equinox",eq);
|
---|
1654 | std::map<float,string> mp;
|
---|
1655 | mp[2000.0] = "J2000";
|
---|
1656 | mp[1950.0] = "B1950";
|
---|
1657 | MDirection::Types mdr;
|
---|
1658 | if (!MDirection::getType(mdr, mp[eq])) {
|
---|
1659 | mdr = MDirection::J2000;
|
---|
1660 | pushLog("WARNING: Unknown equinox using J2000");
|
---|
1661 | }
|
---|
1662 |
|
---|
1663 | return mdr;
|
---|
1664 | }
|
---|
1665 |
|
---|
1666 | MEpoch::Types SDMemTable::getTimeReference() const
|
---|
1667 | {
|
---|
1668 | MEpoch::Types met;
|
---|
1669 | String ep;
|
---|
1670 | table_.keywordSet().get("Epoch",ep);
|
---|
1671 | if (!MEpoch::getType(met, ep)) {
|
---|
1672 | pushLog("WARNING: Epoch type unknown - using UTC");
|
---|
1673 | met = MEpoch::UTC;
|
---|
1674 | }
|
---|
1675 |
|
---|
1676 | return met;
|
---|
1677 | }
|
---|
1678 |
|
---|
1679 |
|
---|
1680 | Bool SDMemTable::setRestFreqs(const Vector<Double>& restFreqsIn,
|
---|
1681 | const String& sUnit,
|
---|
1682 | const vector<string>& lines,
|
---|
1683 | const String& source,
|
---|
1684 | Int whichIF)
|
---|
1685 | {
|
---|
1686 | const Int nIFs = nIF();
|
---|
1687 | if (whichIF>=nIFs) {
|
---|
1688 | throw(AipsError("Illegal IF index"));
|
---|
1689 | }
|
---|
1690 |
|
---|
1691 | // Find vector of restfrequencies
|
---|
1692 | // Double takes precedence over String
|
---|
1693 | Unit unit;
|
---|
1694 | Vector<Double> restFreqs;
|
---|
1695 | if (restFreqsIn.nelements()>0) {
|
---|
1696 | restFreqs.resize(restFreqsIn.nelements());
|
---|
1697 | restFreqs = restFreqsIn;
|
---|
1698 | unit = Unit(sUnit);
|
---|
1699 | } else if (lines.size()>0) {
|
---|
1700 | const uInt nLines = lines.size();
|
---|
1701 | unit = Unit("Hz");
|
---|
1702 | restFreqs.resize(nLines);
|
---|
1703 | MFrequency lineFreq;
|
---|
1704 | for (uInt i=0; i<nLines; i++) {
|
---|
1705 | String tS(lines[i]);
|
---|
1706 | tS.upcase();
|
---|
1707 | if (MeasTable::Line(lineFreq, tS)) {
|
---|
1708 | restFreqs[i] = lineFreq.getValue().getValue(); // Hz
|
---|
1709 | } else {
|
---|
1710 | String s = String(lines[i]) +
|
---|
1711 | String(" is an unrecognized spectral line");
|
---|
1712 | throw(AipsError(s));
|
---|
1713 | }
|
---|
1714 | }
|
---|
1715 | } else {
|
---|
1716 | throw(AipsError("You have not specified any rest frequencies or lines"));
|
---|
1717 | }
|
---|
1718 |
|
---|
1719 | // If multiple restfreqs, must be length nIF. In this
|
---|
1720 | // case we will just replace the rest frequencies
|
---|
1721 | // We can't disinguish scalar and vector of length 1
|
---|
1722 | const uInt nRestFreqs = restFreqs.nelements();
|
---|
1723 | Int idx = -1;
|
---|
1724 | SDFrequencyTable sdft = getSDFreqTable();
|
---|
1725 |
|
---|
1726 | ostringstream oss;
|
---|
1727 | if (nRestFreqs>1) {
|
---|
1728 | // Replace restFreqs, one per IF
|
---|
1729 | if (nRestFreqs != nIFs) {
|
---|
1730 | throw (AipsError("Number of rest frequencies must be equal to the number of IFs"));
|
---|
1731 | }
|
---|
1732 | ostringstream oss;
|
---|
1733 | oss << "Replaced rest frequencies, one per IF, with given list : " << restFreqs;
|
---|
1734 | sdft.deleteRestFrequencies();
|
---|
1735 | for (uInt i=0; i<nRestFreqs; i++) {
|
---|
1736 | Quantum<Double> rf(restFreqs[i], unit);
|
---|
1737 | sdft.addRestFrequency(rf.getValue("Hz"));
|
---|
1738 | }
|
---|
1739 | } else {
|
---|
1740 |
|
---|
1741 | // Add new rest freq
|
---|
1742 | Quantum<Double> rf(restFreqs[0], unit);
|
---|
1743 | idx = sdft.addRestFrequency(rf.getValue("Hz"));
|
---|
1744 | if (whichIF>=0) {
|
---|
1745 | oss << "Selected given rest frequency (" << restFreqs[0] << ") for IF " << whichIF << endl;
|
---|
1746 | } else {
|
---|
1747 | oss << "Selected given rest frequency (" << restFreqs[0] << ") for all IFs" << endl;
|
---|
1748 | }
|
---|
1749 | }
|
---|
1750 | pushLog(String(oss));
|
---|
1751 | // Replace
|
---|
1752 | Bool empty = source.empty();
|
---|
1753 | Bool ok = False;
|
---|
1754 | if (putSDFreqTable(sdft)) {
|
---|
1755 | const uInt nRow = table_.nrow();
|
---|
1756 | String srcName;
|
---|
1757 | Vector<uInt> restFreqIDs;
|
---|
1758 | for (uInt i=0; i<nRow; i++) {
|
---|
1759 | srcnCol_.get(i, srcName);
|
---|
1760 | restfreqidCol_.get(i,restFreqIDs);
|
---|
1761 | if (idx==-1) {
|
---|
1762 | // Replace vector of restFreqs; one per IF.
|
---|
1763 | // No selection possible
|
---|
1764 | for (uInt i=0; i<nIFs; i++) restFreqIDs[i] = i;
|
---|
1765 | } else {
|
---|
1766 | // Set RestFreqID for selected data
|
---|
1767 | if (empty || source==srcName) {
|
---|
1768 | if (whichIF<0) {
|
---|
1769 | restFreqIDs = idx;
|
---|
1770 | } else {
|
---|
1771 | restFreqIDs[whichIF] = idx;
|
---|
1772 | }
|
---|
1773 | }
|
---|
1774 | }
|
---|
1775 | restfreqidCol_.put(i,restFreqIDs);
|
---|
1776 | }
|
---|
1777 | ok = True;
|
---|
1778 | } else {
|
---|
1779 | ok = False;
|
---|
1780 | }
|
---|
1781 |
|
---|
1782 | return ok;
|
---|
1783 | }
|
---|
1784 |
|
---|
1785 | std::string SDMemTable::spectralLines() const
|
---|
1786 | {
|
---|
1787 | Vector<String> lines = MeasTable::Lines();
|
---|
1788 | MFrequency lineFreq;
|
---|
1789 | Double freq;
|
---|
1790 | ostringstream oss;
|
---|
1791 |
|
---|
1792 | oss.flags(std::ios_base::left);
|
---|
1793 | oss << "Line Frequency (Hz)" << endl;
|
---|
1794 | oss << "-----------------------" << endl;
|
---|
1795 | for (uInt i=0; i<lines.nelements(); i++) {
|
---|
1796 | MeasTable::Line(lineFreq, lines[i]);
|
---|
1797 | freq = lineFreq.getValue().getValue(); // Hz
|
---|
1798 | oss << setw(11) << lines[i] << setprecision(10) << freq << endl;
|
---|
1799 | }
|
---|
1800 | return String(oss);
|
---|
1801 | }
|
---|
1802 |
|
---|
1803 | void SDMemTable::renumber()
|
---|
1804 | {
|
---|
1805 | uInt nRow = scanCol_.nrow();
|
---|
1806 | Int newscanid = 0;
|
---|
1807 | Int cIdx;// the current scanid
|
---|
1808 | // get the first scanid
|
---|
1809 | scanCol_.getScalar(0,cIdx);
|
---|
1810 | Int pIdx = cIdx;// the scanid of the previous row
|
---|
1811 | for (uInt i=0; i<nRow;++i) {
|
---|
1812 | scanCol_.getScalar(i,cIdx);
|
---|
1813 | if (pIdx == cIdx) {
|
---|
1814 | // renumber
|
---|
1815 | scanCol_.put(i,newscanid);
|
---|
1816 | } else {
|
---|
1817 | ++newscanid;
|
---|
1818 | pIdx = cIdx; // store scanid
|
---|
1819 | --i; // don't increment next loop
|
---|
1820 | }
|
---|
1821 | }
|
---|
1822 | }
|
---|
1823 |
|
---|
1824 |
|
---|
1825 | void SDMemTable::getCursorSlice(IPosition& start, IPosition& end,
|
---|
1826 | const IPosition& shape) const
|
---|
1827 | {
|
---|
1828 | const uInt nDim = shape.nelements();
|
---|
1829 | start.resize(nDim);
|
---|
1830 | end.resize(nDim);
|
---|
1831 |
|
---|
1832 | start(asap::BeamAxis) = beamSel_;
|
---|
1833 | end(asap::BeamAxis) = beamSel_;
|
---|
1834 | start(asap::IFAxis) = IFSel_;
|
---|
1835 | end(asap::IFAxis) = IFSel_;
|
---|
1836 |
|
---|
1837 | start(asap::PolAxis) = polSel_;
|
---|
1838 | end(asap::PolAxis) = polSel_;
|
---|
1839 |
|
---|
1840 | start(asap::ChanAxis) = 0;
|
---|
1841 | end(asap::ChanAxis) = shape(asap::ChanAxis) - 1;
|
---|
1842 | }
|
---|
1843 |
|
---|
1844 |
|
---|
1845 | std::vector<float> SDMemTable::getFloatSpectrum(const Array<Float>& arr) const
|
---|
1846 | // Get spectrum at cursor location
|
---|
1847 | {
|
---|
1848 |
|
---|
1849 | // Setup accessors
|
---|
1850 | ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
|
---|
1851 | aa0.reset(aa0.begin(uInt(beamSel_))); // Beam selection
|
---|
1852 |
|
---|
1853 | ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
|
---|
1854 | aa1.reset(aa1.begin(uInt(IFSel_))); // IF selection
|
---|
1855 |
|
---|
1856 | ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
|
---|
1857 | aa2.reset(aa2.begin(uInt(polSel_))); // Pol selection
|
---|
1858 |
|
---|
1859 | std::vector<float> spectrum;
|
---|
1860 | for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
|
---|
1861 | spectrum.push_back(*i);
|
---|
1862 | }
|
---|
1863 | return spectrum;
|
---|
1864 | }
|
---|
1865 |
|
---|
1866 | void SDMemTable::calculateAZEL()
|
---|
1867 | {
|
---|
1868 | MPosition mp = getAntennaPosition();
|
---|
1869 | ostringstream oss;
|
---|
1870 | oss << "Computed azimuth/elevation using " << endl
|
---|
1871 | << mp << endl;
|
---|
1872 | for (uInt i=0; i<nRow();++i) {
|
---|
1873 | MEpoch me = getEpoch(i);
|
---|
1874 | MDirection md = getDirection(i,False);
|
---|
1875 | oss << " Time: " << getTime(i,False) << " Direction: " << formatDirection(md)
|
---|
1876 | << endl << " => ";
|
---|
1877 | MeasFrame frame(mp, me);
|
---|
1878 | Vector<Double> azel =
|
---|
1879 | MDirection::Convert(md, MDirection::Ref(MDirection::AZEL,
|
---|
1880 | frame)
|
---|
1881 | )().getAngle("rad").getValue();
|
---|
1882 | azCol_.put(i,azel[0]);
|
---|
1883 | elCol_.put(i,azel[1]);
|
---|
1884 | oss << "azel: " << azel[0]/C::pi*180.0 << " "
|
---|
1885 | << azel[1]/C::pi*180.0 << " (deg)" << endl;
|
---|
1886 | }
|
---|
1887 | pushLog(String(oss));
|
---|
1888 | }
|
---|