[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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[16] | 32 | |
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[2] | 33 | #include <aips/iostream.h> |
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| 34 | #include <aips/Arrays/Array.h> |
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| 35 | #include <aips/Arrays/ArrayMath.h> |
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| 36 | #include <aips/Arrays/MaskArrMath.h> |
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| 37 | #include <aips/Arrays/ArrayLogical.h> |
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| 38 | #include <aips/Arrays/ArrayAccessor.h> |
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| 39 | |
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| 40 | #include <aips/Tables/TableParse.h> |
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| 41 | #include <aips/Tables/TableDesc.h> |
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| 42 | #include <aips/Tables/SetupNewTab.h> |
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| 43 | #include <aips/Tables/ScaColDesc.h> |
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| 44 | #include <aips/Tables/ArrColDesc.h> |
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| 45 | |
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| 46 | #include <aips/Tables/ExprNode.h> |
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| 47 | #include <aips/Tables/ScalarColumn.h> |
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| 48 | #include <aips/Tables/ArrayColumn.h> |
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[18] | 49 | #include <aips/Tables/TableRecord.h> |
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[2] | 50 | |
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[18] | 51 | |
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[2] | 52 | #include "SDMemTable.h" |
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| 53 | #include "SDContainer.h" |
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| 54 | |
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| 55 | using namespace atnf_sd; |
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| 56 | |
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[18] | 57 | SDMemTable::SDMemTable() : |
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| 58 | IFSel_(0), |
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| 59 | beamSel_(0), |
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| 60 | polSel_(0) { |
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| 61 | setup(); |
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| 62 | } |
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[2] | 63 | SDMemTable::SDMemTable(const std::string& name) : |
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| 64 | IFSel_(0), |
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| 65 | beamSel_(0), |
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| 66 | polSel_(0) { |
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[22] | 67 | Table tab("dummy"); |
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| 68 | table_ = tab.copyToMemoryTable("dummy"); |
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[2] | 69 | } |
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| 70 | |
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[16] | 71 | SDMemTable::SDMemTable(const SDMemTable& other, Bool clear) { |
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[2] | 72 | this->IFSel_= other.IFSel_; |
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| 73 | this->beamSel_= other.beamSel_; |
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| 74 | this->polSel_= other.polSel_; |
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| 75 | this->chanMask_ = other.chanMask_; |
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| 76 | this->table_ = other.table_.copyToMemoryTable(String("dummy")); |
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| 77 | // clear all rows() |
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[16] | 78 | if (clear) { |
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| 79 | this->table_.removeRow(this->table_.rowNumbers()); |
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| 80 | } else { |
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| 81 | this->IFSel_ = other.IFSel_; |
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| 82 | this->beamSel_ = other.beamSel_; |
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| 83 | this->polSel_ = other.polSel_; |
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| 84 | } |
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[2] | 85 | } |
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| 86 | |
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| 87 | SDMemTable::SDMemTable(const Table& tab, Int scanID) : |
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| 88 | IFSel_(0), |
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| 89 | beamSel_(0), |
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| 90 | polSel_(0) { |
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| 91 | String exprs = String("select * from $1 where SCANID == ") |
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| 92 | +String::toString(scanID); |
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| 93 | cerr << exprs << endl; |
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| 94 | Table t = tableCommand(exprs,tab); |
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[22] | 95 | table_ = t.copyToMemoryTable("dummy"); |
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[2] | 96 | } |
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| 97 | |
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| 98 | SDMemTable::~SDMemTable(){ |
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| 99 | cerr << "goodbye from SDMemTable @ " << this << endl; |
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| 100 | } |
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| 101 | |
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| 102 | SDMemTable SDMemTable::getScan(Int scanID) { |
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| 103 | return SDMemTable(table_, scanID); |
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| 104 | } |
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| 105 | |
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| 106 | void SDMemTable::setup() { |
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| 107 | TableDesc td("", "1", TableDesc::Scratch); |
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| 108 | td.comment() = "A SDMemTable"; |
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| 109 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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| 110 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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| 111 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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| 112 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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| 113 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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| 114 | td.addColumn(ScalarColumnDesc<Int>("SCANID")); |
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[16] | 115 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL")); |
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[2] | 116 | // Now create a new table from the description. |
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[18] | 117 | |
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[22] | 118 | SetupNewTable aNewTab("dummy", td, Table::New); |
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[2] | 119 | table_ = Table(aNewTab, Table::Memory, 0); |
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| 120 | } |
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| 121 | |
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| 122 | std::string SDMemTable::getSourceName(Int whichRow) const { |
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| 123 | ROScalarColumn<String> src(table_, "SRCNAME"); |
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| 124 | String name; |
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| 125 | src.get(whichRow, name); |
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| 126 | return name; |
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| 127 | } |
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| 128 | |
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| 129 | Double SDMemTable::getTime(Int whichRow) const { |
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| 130 | ROScalarColumn<Double> src(table_, "TIME"); |
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| 131 | Double tm; |
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| 132 | src.get(whichRow, tm); |
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| 133 | return tm; |
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| 134 | } |
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| 135 | |
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| 136 | bool SDMemTable::setIF(Int whichIF) { |
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| 137 | //if ( whichIF >= 0 && whichIF < nIF_) { |
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| 138 | IFSel_ = whichIF; |
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| 139 | return true; |
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| 140 | //} |
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| 141 | //return false; |
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| 142 | } |
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| 143 | bool SDMemTable::setBeam(Int whichBeam) { |
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| 144 | //if ( whichBeam >= 0 && whichBeam < nBeam_) { |
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| 145 | beamSel_ = whichBeam; |
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| 146 | return true; |
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| 147 | //} |
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| 148 | //return false; |
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| 149 | |
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| 150 | } |
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| 151 | bool SDMemTable::setPol(Int whichPol) { |
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| 152 | //if ( whichPol >= 0 && whichPol < nPol_) { |
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| 153 | polSel_ = whichPol; |
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| 154 | return true; |
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| 155 | //} |
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| 156 | //return false; |
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| 157 | } |
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| 158 | |
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[16] | 159 | bool SDMemTable::setMask(const std::vector<int>& whichChans) { |
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| 160 | ROArrayColumn<uChar> spec(table_, "FLAGTRA"); |
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| 161 | |
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| 162 | std::vector<int>::iterator it; |
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| 163 | uInt n = spec.shape(0)(3); |
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| 164 | chanMask_.resize(n,true); |
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| 165 | for (it = whichChans.begin(); it != whichChans.end(); it++) { |
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| 166 | if (*it < n) |
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| 167 | chanMask_[*it] = false; |
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| 168 | } |
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[2] | 169 | return true; |
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| 170 | } |
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| 171 | |
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[16] | 172 | std::vector<bool> SDMemTable::getMask(Int whichRow) const { |
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| 173 | std::vector<bool> mask; |
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| 174 | ROArrayColumn<uChar> spec(table_, "FLAGTRA"); |
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| 175 | Array<uChar> arr; |
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| 176 | spec.get(whichRow, arr); |
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| 177 | ArrayAccessor<uChar, Axis<0> > aa0(arr); |
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| 178 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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| 179 | ArrayAccessor<uChar, Axis<1> > aa1(aa0); |
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| 180 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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| 181 | ArrayAccessor<uChar, Axis<2> > aa2(aa1); |
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| 182 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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| 183 | |
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| 184 | Bool useUserMask = ( chanMask_.size() == arr.shape()(3) ); |
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| 185 | |
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| 186 | std::vector<bool> tmp; |
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| 187 | tmp = chanMask_; // WHY the fxxx do I have to make a copy here |
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| 188 | std::vector<bool>::iterator miter; |
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| 189 | miter = tmp.begin(); |
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| 190 | |
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| 191 | for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) { |
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| 192 | bool out =!static_cast<bool>(*i); |
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| 193 | if (useUserMask) { |
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| 194 | out = out && (*miter); |
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| 195 | miter++; |
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| 196 | } |
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| 197 | mask.push_back(out); |
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| 198 | } |
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| 199 | return mask; |
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[2] | 200 | } |
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[21] | 201 | std::vector<float> SDMemTable::getSpectrum(Int whichRow) { |
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[2] | 202 | |
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| 203 | std::vector<float> spectrum; |
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| 204 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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| 205 | Array<Float> arr; |
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| 206 | spec.get(whichRow, arr); |
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| 207 | ArrayAccessor<Float, Axis<0> > aa0(arr); |
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| 208 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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| 209 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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| 210 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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[16] | 211 | ArrayAccessor<Float, Axis<2> > aa2(aa1); |
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| 212 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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| 213 | for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) { |
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| 214 | spectrum.push_back(*i); |
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[2] | 215 | } |
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| 216 | return spectrum; |
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| 217 | } |
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[21] | 218 | void SDMemTable::getSpectrum(Vector<Float>& spectrum, Int whichRow=0) { |
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| 219 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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| 220 | Array<Float> arr; |
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| 221 | spec.get(whichRow, arr); |
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| 222 | spectrum.resize(arr.shape()(3)); |
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| 223 | ArrayAccessor<Float, Axis<0> > aa0(arr); |
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| 224 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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| 225 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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| 226 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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| 227 | ArrayAccessor<Float, Axis<2> > aa2(aa1); |
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| 228 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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[2] | 229 | |
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[21] | 230 | ArrayAccessor<Float, Axis<0> > va(spectrum); |
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| 231 | for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) { |
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| 232 | (*va) = (*i); |
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| 233 | va++; |
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| 234 | } |
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| 235 | } |
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| 236 | |
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| 237 | void SDMemTable::getMask(Vector<Bool>& mask, Int whichRow=0) const { |
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| 238 | ROArrayColumn<uChar> spec(table_, "FLAGTRA"); |
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| 239 | Array<uChar> arr; |
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| 240 | spec.get(whichRow, arr); |
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| 241 | mask.resize(arr.shape()(3)); |
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| 242 | |
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| 243 | ArrayAccessor<uChar, Axis<0> > aa0(arr); |
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| 244 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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| 245 | ArrayAccessor<uChar, Axis<1> > aa1(aa0); |
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| 246 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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| 247 | ArrayAccessor<uChar, Axis<2> > aa2(aa1); |
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| 248 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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| 249 | |
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| 250 | Bool useUserMask = ( chanMask_.size() == arr.shape()(3) ); |
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| 251 | |
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| 252 | ArrayAccessor<Bool, Axis<0> > va(mask); |
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| 253 | std::vector<bool> tmp; |
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| 254 | tmp = chanMask_; // WHY the fxxx do I have to make a copy here. The |
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| 255 | // iterator should work on chanMask_?? |
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| 256 | std::vector<bool>::iterator miter; |
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| 257 | miter = tmp.begin(); |
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| 258 | |
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| 259 | for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) { |
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| 260 | bool out =!static_cast<bool>(*i); |
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| 261 | if (useUserMask) { |
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| 262 | out = out && (*miter); |
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| 263 | miter++; |
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| 264 | } |
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| 265 | (*va) = out; |
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| 266 | va++; |
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| 267 | } |
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| 268 | } |
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| 269 | |
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[16] | 270 | MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow, |
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| 271 | Bool useSelection) { |
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[2] | 272 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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| 273 | Array<Float> arr; |
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| 274 | ROArrayColumn<uChar> flag(table_, "FLAGTRA"); |
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| 275 | Array<uChar> farr; |
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| 276 | spec.get(whichRow, arr); |
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| 277 | flag.get(whichRow, farr); |
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| 278 | Array<Bool> barr(farr.shape());convertArray(barr, farr); |
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| 279 | MaskedArray<Float> marr; |
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[16] | 280 | if (useSelection) { |
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| 281 | ArrayAccessor<Float, Axis<0> > aa0(arr); |
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| 282 | aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam |
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| 283 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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| 284 | aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF |
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| 285 | ArrayAccessor<Float, Axis<2> > aa2(aa1); |
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| 286 | aa2.reset(aa2.begin(uInt(polSel_)));// go to pol |
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| 287 | |
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| 288 | ArrayAccessor<Bool, Axis<0> > baa0(barr); |
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| 289 | baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam |
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| 290 | ArrayAccessor<Bool, Axis<1> > baa1(baa0); |
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| 291 | baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF |
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| 292 | ArrayAccessor<Bool, Axis<2> > baa2(baa1); |
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| 293 | baa2.reset(baa2.begin(uInt(polSel_)));// go to pol |
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| 294 | |
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| 295 | Vector<Float> a(arr.shape()(3)); |
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| 296 | Vector<Bool> b(barr.shape()(3)); |
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| 297 | ArrayAccessor<Float, Axis<0> > a0(a); |
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| 298 | ArrayAccessor<Bool, Axis<0> > b0(b); |
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| 299 | |
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| 300 | ArrayAccessor<Bool, Axis<3> > j(baa2); |
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| 301 | for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) { |
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| 302 | (*a0) = (*i); |
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| 303 | (*b0) = !(*j); |
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| 304 | j++; |
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| 305 | a0++; |
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| 306 | b0++; |
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| 307 | } |
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| 308 | marr.setData(a,b); |
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| 309 | } else { |
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| 310 | marr.setData(arr,!barr); |
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| 311 | } |
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[2] | 312 | return marr; |
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| 313 | } |
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| 314 | |
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| 315 | Float SDMemTable::getTsys(Int whichRow) const { |
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| 316 | ROArrayColumn<Float> ts(table_, "TSYS"); |
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| 317 | Array<Float> arr; |
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| 318 | ts.get(whichRow, arr); |
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| 319 | Float out; |
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| 320 | IPosition ip(arr.shape()); |
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[16] | 321 | ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0; |
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[2] | 322 | out = arr(ip); |
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| 323 | return out; |
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| 324 | } |
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| 325 | |
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| 326 | bool SDMemTable::putSDContainer(const SDContainer& sdc) { |
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| 327 | ScalarColumn<Double> mjd(table_, "TIME"); |
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| 328 | ScalarColumn<String> srcn(table_, "SRCNAME"); |
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| 329 | ArrayColumn<Float> spec(table_, "SPECTRA"); |
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| 330 | ArrayColumn<uChar> flags(table_, "FLAGTRA"); |
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| 331 | ArrayColumn<Float> ts(table_, "TSYS"); |
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| 332 | ScalarColumn<Int> scan(table_, "SCANID"); |
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[16] | 333 | ScalarColumn<Double> integr(table_, "INTERVAL"); |
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[2] | 334 | |
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| 335 | uInt rno = table_.nrow(); |
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| 336 | table_.addRow(); |
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| 337 | |
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| 338 | mjd.put(rno, sdc.timestamp); |
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| 339 | srcn.put(rno, sdc.sourcename); |
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| 340 | spec.put(rno, sdc.getSpectrum()); |
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| 341 | flags.put(rno, sdc.getFlags()); |
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| 342 | ts.put(rno, sdc.getTsys()); |
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| 343 | scan.put(rno, sdc.scanid); |
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[16] | 344 | integr.put(rno, sdc.interval); |
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| 345 | |
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[2] | 346 | return true; |
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| 347 | } |
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[18] | 348 | |
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[21] | 349 | SDContainer SDMemTable::getSDContainer(uInt whichRow) const { |
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| 350 | ROScalarColumn<Double> mjd(table_, "TIME"); |
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| 351 | ROScalarColumn<String> srcn(table_, "SRCNAME"); |
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| 352 | ROArrayColumn<Float> spec(table_, "SPECTRA"); |
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| 353 | ROArrayColumn<uChar> flags(table_, "FLAGTRA"); |
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| 354 | ROArrayColumn<Float> ts(table_, "TSYS"); |
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| 355 | ROScalarColumn<Int> scan(table_, "SCANID"); |
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| 356 | ROScalarColumn<Double> integr(table_, "INTERVAL"); |
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| 357 | |
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| 358 | SDContainer sdc(nBeam(),nIF(),nPol(),nChan()); |
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| 359 | mjd.get(whichRow, sdc.timestamp); |
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| 360 | srcn.get(whichRow, sdc.sourcename); |
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| 361 | integr.get(whichRow, sdc.interval); |
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| 362 | scan.get(whichRow, sdc.scanid); |
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| 363 | Array<Float> spectrum; |
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| 364 | Array<Float> tsys; |
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| 365 | Array<uChar> flagtrum; |
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| 366 | spec.get(whichRow, spectrum); |
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| 367 | sdc.putSpectrum(spectrum); |
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| 368 | flags.get(whichRow, flagtrum); |
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| 369 | sdc.putFlags(flagtrum); |
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| 370 | ts.get(whichRow, tsys); |
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| 371 | sdc.putTsys(tsys); |
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| 372 | return sdc; |
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| 373 | } |
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[18] | 374 | bool SDMemTable::putSDHeader(const SDHeader& sdh) { |
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| 375 | table_.lock(); |
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| 376 | table_.rwKeywordSet().define("nIF", sdh.nif); |
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| 377 | table_.rwKeywordSet().define("nBeam", sdh.nbeam); |
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| 378 | table_.rwKeywordSet().define("nPol", sdh.npol); |
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| 379 | table_.rwKeywordSet().define("nChan", sdh.nchan); |
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| 380 | table_.rwKeywordSet().define("Observer", sdh.observer); |
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| 381 | table_.rwKeywordSet().define("Project", sdh.project); |
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| 382 | table_.rwKeywordSet().define("Obstype", sdh.obstype); |
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| 383 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname); |
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| 384 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition); |
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| 385 | table_.rwKeywordSet().define("Equinox", sdh.equinox); |
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| 386 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref); |
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| 387 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq); |
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| 388 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth); |
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| 389 | table_.rwKeywordSet().define("UTC", sdh.utc); |
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| 390 | table_.unlock(); |
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| 391 | cerr << "Table Header set" << endl; |
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| 392 | return true; |
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[21] | 393 | }\ |
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| 394 | |
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| 395 | SDHeader SDMemTable::getSDHeader() const { |
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| 396 | SDHeader sdh; |
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| 397 | table_.keywordSet().get("nBeam",sdh.nbeam); |
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| 398 | table_.keywordSet().get("nIF",sdh.nif); |
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| 399 | table_.keywordSet().get("nPol",sdh.npol); |
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| 400 | table_.keywordSet().get("nChan",sdh.nchan); |
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| 401 | table_.keywordSet().get("Observer", sdh.observer); |
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| 402 | table_.keywordSet().get("Project", sdh.project); |
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| 403 | table_.keywordSet().get("Obstype", sdh.obstype); |
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| 404 | table_.keywordSet().get("AntennaName", sdh.antennaname); |
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| 405 | table_.keywordSet().get("AntennaPosition", sdh.antennaposition); |
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| 406 | table_.keywordSet().get("Equinox", sdh.equinox); |
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| 407 | table_.keywordSet().get("FreqRefFrame", sdh.freqref); |
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| 408 | table_.keywordSet().get("FreqRefVal", sdh.reffreq); |
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| 409 | table_.keywordSet().get("Bandwidth", sdh.bandwidth); |
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| 410 | table_.keywordSet().get("UTC", sdh.utc); |
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| 411 | return sdh; |
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[18] | 412 | } |
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[2] | 413 | void SDMemTable::makePersistent(const std::string& filename) { |
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| 414 | table_.deepCopy(filename,Table::New); |
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| 415 | } |
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| 416 | |
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| 417 | void SDMemTable::summary() const { |
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| 418 | ROScalarColumn<Int> scans(table_, "SCANID"); |
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| 419 | ROScalarColumn<String> srcs(table_, "SRCNAME"); |
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[18] | 420 | cout << "*************** Header ***************" << endl; |
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| 421 | cout << "nBeam = " << nBeam() << "\t" |
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| 422 | << "nIF = " << nIF() << endl |
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| 423 | << "nPol = " << nPol() << "\t" |
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| 424 | << "nChan = " << nChan() << "\t" << endl; |
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| 425 | cout << "*************** Header ***************" << endl; |
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[2] | 426 | uInt count = 0; |
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| 427 | String name; |
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| 428 | Int previous = -1;Int current=0; |
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| 429 | cout << "Scan\tSource" << endl; |
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| 430 | for (uInt i=0; i< scans.nrow();i++) { |
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| 431 | scans.getScalar(i,current); |
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| 432 | if (previous != current) { |
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| 433 | srcs.getScalar(i,name); |
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| 434 | previous = current; |
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| 435 | count++; |
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[16] | 436 | cout << count << "\t" |
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| 437 | << name |
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| 438 | << endl; |
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[2] | 439 | } |
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| 440 | } |
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[18] | 441 | cout << "Table contains " << table_.nrow() << " integration(s)." << endl; |
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| 442 | cout << "in " << count << " scan(s)." << endl; |
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[2] | 443 | } |
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[18] | 444 | |
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| 445 | Int SDMemTable::nBeam() const { |
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| 446 | Int n; |
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| 447 | table_.keywordSet().get("nBeam",n); |
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| 448 | return n; |
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| 449 | } |
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| 450 | Int SDMemTable::nIF() const { |
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| 451 | Int n; |
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| 452 | table_.keywordSet().get("nIF",n); |
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| 453 | return n; |
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| 454 | } |
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| 455 | Int SDMemTable::nPol() const { |
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| 456 | Int n; |
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| 457 | table_.keywordSet().get("nPol",n); |
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| 458 | return n; |
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| 459 | } |
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| 460 | Int SDMemTable::nChan() const { |
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| 461 | Int n; |
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| 462 | table_.keywordSet().get("nChan",n); |
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| 463 | return n; |
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| 464 | } |
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[16] | 465 | /* |
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[18] | 466 | void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) { |
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[16] | 467 | |
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| 468 | std::vector<int>::iterator it; |
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| 469 | ArrayAccessor<uChar, Axis<2> > j(flags_); |
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| 470 | for (it = whichChans.begin(); it != whichChans.end(); it++) { |
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| 471 | j.reset(j.begin(uInt(*it))); |
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| 472 | for (ArrayAccessor<uChar, Axis<0> > i(j); i != i.end(); ++i) { |
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| 473 | for (ArrayAccessor<uChar, Axis<1> > ii(i); ii != ii.end(); ++ii) { |
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| 474 | for (ArrayAccessor<uChar, Axis<3> > iii(ii); |
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| 475 | iii != iii.end(); ++iii) { |
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| 476 | (*iii) = |
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| 477 | } |
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| 478 | } |
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| 479 | } |
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| 480 | } |
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| 481 | |
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| 482 | } |
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| 483 | */ |
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