[2] | 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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[8] | 187 | IPosition test(4,0,0,100,0); |
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[2] | 188 | Array<Bool> barr(farr.shape());convertArray(barr, farr); |
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| 189 | MaskedArray<Float> marr; |
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| 190 | marr.setData(arr,!barr); |
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| 191 | return marr; |
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| 192 | } |
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| 193 | |
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| 194 | |
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| 195 | Float SDMemTable::getTsys(Int whichRow) const { |
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| 196 | ROArrayColumn<Float> ts(table_, "TSYS"); |
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| 197 | Array<Float> arr; |
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| 198 | ts.get(whichRow, arr); |
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| 199 | Float out; |
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| 200 | IPosition ip(arr.shape()); |
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[8] | 201 | ip(0) = beamSel_;ip(1) = IFSel_;ip(2)=0;ip(3) = polSel_; |
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[2] | 202 | out = arr(ip); |
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| 203 | return out; |
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| 204 | } |
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| 205 | |
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| 206 | bool SDMemTable::putSDContainer(const SDContainer& sdc) { |
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| 207 | ScalarColumn<Double> mjd(table_, "TIME"); |
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| 208 | ScalarColumn<String> srcn(table_, "SRCNAME"); |
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| 209 | ArrayColumn<Float> spec(table_, "SPECTRA"); |
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| 210 | ArrayColumn<uChar> flags(table_, "FLAGTRA"); |
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| 211 | ArrayColumn<Float> ts(table_, "TSYS"); |
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| 212 | ScalarColumn<Int> scan(table_, "SCANID"); |
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| 213 | |
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| 214 | uInt rno = table_.nrow(); |
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| 215 | table_.addRow(); |
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| 216 | |
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| 217 | mjd.put(rno, sdc.timestamp); |
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| 218 | srcn.put(rno, sdc.sourcename); |
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| 219 | spec.put(rno, sdc.getSpectrum()); |
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| 220 | flags.put(rno, sdc.getFlags()); |
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| 221 | ts.put(rno, sdc.getTsys()); |
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| 222 | scan.put(rno, sdc.scanid); |
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| 223 | return true; |
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| 224 | } |
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| 225 | void SDMemTable::makePersistent(const std::string& filename) { |
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| 226 | table_.deepCopy(filename,Table::New); |
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| 227 | } |
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| 228 | |
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| 229 | void SDMemTable::summary() const { |
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| 230 | cerr << "SDMemTable::summary()" << endl; |
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| 231 | ROScalarColumn<Int> scans(table_, "SCANID"); |
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| 232 | ROScalarColumn<String> srcs(table_, "SRCNAME"); |
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| 233 | uInt count = 0; |
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| 234 | String name; |
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| 235 | Int previous = -1;Int current=0; |
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| 236 | cout << "Scan\tSource" << endl; |
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| 237 | for (uInt i=0; i< scans.nrow();i++) { |
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| 238 | scans.getScalar(i,current); |
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| 239 | if (previous != current) { |
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| 240 | srcs.getScalar(i,name); |
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| 241 | previous = current; |
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| 242 | count++; |
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| 243 | cout << count << "\t" << name << endl; |
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| 244 | } |
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| 245 | } |
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| 246 | cout << "Table contains " << table_.nrow() << "integrations." << endl; |
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| 247 | cout << "in " << count << "scans." << endl; |
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| 248 | } |
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| 249 | |
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