1 | //#--------------------------------------------------------------------------- |
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2 | //# SDMemTable.cc: A MemoryTable container for single dish integrations |
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3 | //#--------------------------------------------------------------------------- |
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4 | //# Copyright (C) 2004 |
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5 | //# Malte Marquarding, ATNF |
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6 | //# |
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7 | //# This program is free software; you can redistribute it and/or modify it |
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8 | //# under the terms of the GNU General Public License as published by the Free |
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9 | //# Software Foundation; either version 2 of the License, or (at your option) |
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10 | //# any later version. |
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11 | //# |
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12 | //# This program is distributed in the hope that it will be useful, but |
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13 | //# WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | //# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
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15 | //# Public License for more details. |
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16 | //# |
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17 | //# You should have received a copy of the GNU General Public License along |
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18 | //# with this program; if not, write to the Free Software Foundation, Inc., |
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19 | //# 675 Massachusetts Ave, Cambridge, MA 02139, USA. |
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20 | //# |
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21 | //# Correspondence concerning this software should be addressed as follows: |
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22 | //# Internet email: Malte.Marquarding@csiro.au |
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23 | //# Postal address: Malte Marquarding, |
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24 | //# Australia Telescope National Facility, |
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25 | //# P.O. Box 76, |
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26 | //# Epping, NSW, 2121, |
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27 | //# AUSTRALIA |
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28 | //# |
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29 | //# $Id: |
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30 | //#--------------------------------------------------------------------------- |
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31 | |
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32 | #include <aips/iostream.h> |
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33 | #include <aips/Arrays/Array.h> |
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34 | #include <aips/Arrays/ArrayMath.h> |
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35 | #include <aips/Arrays/MaskArrMath.h> |
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36 | #include <aips/Arrays/ArrayLogical.h> |
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37 | #include <aips/Arrays/ArrayAccessor.h> |
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38 | |
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39 | #include <aips/Tables/TableParse.h> |
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40 | #include <aips/Tables/TableDesc.h> |
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41 | #include <aips/Tables/SetupNewTab.h> |
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42 | #include <aips/Tables/ScaColDesc.h> |
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43 | #include <aips/Tables/ArrColDesc.h> |
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44 | |
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45 | #include <aips/Tables/ExprNode.h> |
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46 | #include <aips/Tables/ScalarColumn.h> |
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47 | #include <aips/Tables/ArrayColumn.h> |
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48 | |
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49 | #include "SDMemTable.h" |
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50 | #include "SDContainer.h" |
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51 | |
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52 | using namespace atnf_sd; |
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53 | |
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54 | SDMemTable::SDMemTable(const std::string& name) : |
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55 | IFSel_(0), |
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56 | beamSel_(0), |
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57 | polSel_(0) { |
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58 | name_ = String(name); |
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59 | setup(); |
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60 | } |
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61 | |
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62 | SDMemTable::SDMemTable(const SDMemTable& other) { |
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63 | this->IFSel_= other.IFSel_; |
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64 | this->beamSel_= other.beamSel_; |
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65 | this->polSel_= other.polSel_; |
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66 | this->chanMask_ = other.chanMask_; |
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67 | this->name_ = String("dummy"); |
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68 | this->table_ = other.table_.copyToMemoryTable(String("dummy")); |
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69 | // clear all rows() |
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70 | this->table_.removeRow(this->table_.rowNumbers()); |
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71 | } |
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72 | |
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73 | SDMemTable::SDMemTable(const Table& tab, Int scanID) : |
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74 | IFSel_(0), |
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75 | beamSel_(0), |
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76 | polSel_(0) { |
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77 | name_ = String("SDMemTable"); |
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78 | String exprs = String("select * from $1 where SCANID == ") |
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79 | +String::toString(scanID); |
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80 | cerr << exprs << endl; |
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81 | Table t = tableCommand(exprs,tab); |
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82 | table_ = t.copyToMemoryTable(name_); |
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83 | } |
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84 | |
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85 | SDMemTable::~SDMemTable(){ |
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86 | cerr << "goodbye from SDMemTable @ " << this << endl; |
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87 | } |
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88 | |
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89 | SDMemTable SDMemTable::getScan(Int scanID) { |
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90 | return SDMemTable(table_, scanID); |
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91 | } |
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92 | |
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93 | void SDMemTable::setup() { |
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94 | TableDesc td("", "1", TableDesc::Scratch); |
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95 | td.comment() = "A SDMemTable"; |
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96 | //td.rwKeywordSet().define("VERSION",Float(0.1)); |
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97 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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98 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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99 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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100 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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101 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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102 | td.addColumn(ScalarColumnDesc<Int>("SCANID")); |
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103 | // Now create a new table from the description. |
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104 | SetupNewTable aNewTab(name_, td, Table::New); |
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105 | table_ = Table(aNewTab, Table::Memory, 0); |
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106 | } |
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107 | |
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108 | std::string SDMemTable::name() const { |
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109 | return name_; |
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110 | } |
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111 | |
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112 | std::string SDMemTable::getSourceName(Int whichRow) const { |
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113 | ROScalarColumn<String> src(table_, "SRCNAME"); |
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114 | String name; |
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115 | src.get(whichRow, name); |
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116 | return name; |
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117 | } |
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118 | |
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119 | Double SDMemTable::getTime(Int whichRow) const { |
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120 | ROScalarColumn<Double> src(table_, "TIME"); |
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121 | Double tm; |
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122 | src.get(whichRow, tm); |
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123 | return tm; |
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124 | } |
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125 | |
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126 | bool SDMemTable::setIF(Int whichIF) { |
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127 | //if ( whichIF >= 0 && whichIF < nIF_) { |
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128 | IFSel_ = whichIF; |
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129 | return true; |
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130 | //} |
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131 | //return false; |
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132 | } |
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133 | bool SDMemTable::setBeam(Int whichBeam) { |
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134 | //if ( whichBeam >= 0 && whichBeam < nBeam_) { |
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135 | beamSel_ = whichBeam; |
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136 | return true; |
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137 | //} |
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138 | //return false; |
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139 | |
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140 | } |
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141 | bool SDMemTable::setPol(Int whichPol) { |
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142 | //if ( whichPol >= 0 && whichPol < nPol_) { |
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143 | polSel_ = whichPol; |
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144 | return true; |
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145 | //} |
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146 | //return false; |
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147 | } |
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148 | |
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149 | bool SDMemTable::setChannels(const std::vector<int>& whichChans) { |
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150 | //std::vector<bool>::iterator it; |
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151 | //std::fill(chanMask_.begin(), chanMask_.end(), false); |
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152 | //for (it = whichChans.begin(); it != whichChans.end(); it++) { |
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153 | //chanMask_[*it] = true; |
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154 | //} |
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155 | cout << "SDMemTable::setChannels() disabled" << endl; |
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156 | return true; |
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157 | } |
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158 | |
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159 | std::vector<bool> SDMemTable::getMask() const { |
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160 | return chanMask_; |
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161 | } |
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162 | std::vector<float> SDMemTable::getSpectrum(Int whichRow) const { |
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163 | |
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164 | std::vector<float> spectrum; |
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165 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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166 | Array<Float> arr; |
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167 | spec.get(whichRow, arr); |
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168 | ArrayAccessor<Float, Axis<0> > aa0(arr); |
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169 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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170 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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171 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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172 | for (ArrayAccessor<Float, Axis<2> > i(aa1); i != i.end(); ++i) { |
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173 | ArrayAccessor<Float, Axis<3> > aa2(i); |
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174 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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175 | spectrum.push_back(*aa2); |
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176 | } |
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177 | return spectrum; |
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178 | } |
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179 | |
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180 | MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow) { |
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181 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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182 | Array<Float> arr; |
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183 | ROArrayColumn<uChar> flag(table_, "FLAGTRA"); |
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184 | Array<uChar> farr; |
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185 | spec.get(whichRow, arr); |
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186 | flag.get(whichRow, farr); |
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187 | Array<Bool> barr(farr.shape());convertArray(barr, farr); |
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188 | MaskedArray<Float> marr; |
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189 | marr.setData(arr,!barr); |
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190 | return marr; |
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191 | } |
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192 | |
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193 | |
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194 | Float SDMemTable::getTsys(Int whichRow) const { |
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195 | ROArrayColumn<Float> ts(table_, "TSYS"); |
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196 | Array<Float> arr; |
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197 | ts.get(whichRow, arr); |
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198 | Float out; |
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199 | IPosition ip(arr.shape()); |
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200 | ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_; |
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201 | out = arr(ip); |
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202 | return out; |
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203 | } |
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204 | |
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205 | bool SDMemTable::putSDContainer(const SDContainer& sdc) { |
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206 | ScalarColumn<Double> mjd(table_, "TIME"); |
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207 | ScalarColumn<String> srcn(table_, "SRCNAME"); |
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208 | ArrayColumn<Float> spec(table_, "SPECTRA"); |
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209 | ArrayColumn<uChar> flags(table_, "FLAGTRA"); |
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210 | ArrayColumn<Float> ts(table_, "TSYS"); |
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211 | ScalarColumn<Int> scan(table_, "SCANID"); |
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212 | |
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213 | uInt rno = table_.nrow(); |
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214 | table_.addRow(); |
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215 | |
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216 | mjd.put(rno, sdc.timestamp); |
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217 | srcn.put(rno, sdc.sourcename); |
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218 | spec.put(rno, sdc.getSpectrum()); |
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219 | flags.put(rno, sdc.getFlags()); |
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220 | ts.put(rno, sdc.getTsys()); |
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221 | scan.put(rno, sdc.scanid); |
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222 | return true; |
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223 | } |
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224 | void SDMemTable::makePersistent(const std::string& filename) { |
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225 | table_.deepCopy(filename,Table::New); |
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226 | } |
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227 | |
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228 | void SDMemTable::summary() const { |
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229 | cerr << "SDMemTable::summary()" << endl; |
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230 | ROScalarColumn<Int> scans(table_, "SCANID"); |
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231 | ROScalarColumn<String> srcs(table_, "SRCNAME"); |
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232 | uInt count = 0; |
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233 | String name; |
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234 | Int previous = -1;Int current=0; |
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235 | cout << "Scan\tSource" << endl; |
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236 | for (uInt i=0; i< scans.nrow();i++) { |
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237 | scans.getScalar(i,current); |
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238 | if (previous != current) { |
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239 | srcs.getScalar(i,name); |
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240 | previous = current; |
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241 | count++; |
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242 | cout << count << "\t" << name << endl; |
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243 | } |
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244 | } |
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245 | cout << "Table contains " << table_.nrow() << "integrations." << endl; |
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246 | cout << "in " << count << "scans." << endl; |
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247 | } |
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248 | |
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