[1720] | 1 | //#--------------------------------------------------------------------------- |
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[1325] | 2 | //# PKSFITSreader.cc: Class to read Parkes multibeam data from a FITS file. |
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| 3 | //#--------------------------------------------------------------------------- |
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[1720] | 4 | //# livedata - processing pipeline for single-dish, multibeam spectral data. |
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| 5 | //# Copyright (C) 2000-2009, Australia Telescope National Facility, CSIRO |
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[1325] | 6 | //# |
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[1720] | 7 | //# This file is part of livedata. |
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[1325] | 8 | //# |
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[1720] | 9 | //# livedata is free software: you can redistribute it and/or modify it under |
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| 10 | //# the terms of the GNU General Public License as published by the Free |
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| 11 | //# Software Foundation, either version 3 of the License, or (at your option) |
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| 12 | //# any later version. |
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[1325] | 13 | //# |
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[1720] | 14 | //# livedata is distributed in the hope that it will be useful, but WITHOUT |
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| 15 | //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| 16 | //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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| 17 | //# more details. |
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[1325] | 18 | //# |
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[1720] | 19 | //# You should have received a copy of the GNU General Public License along |
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| 20 | //# with livedata. If not, see <http://www.gnu.org/licenses/>. |
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[1325] | 21 | //# |
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[1720] | 22 | //# Correspondence concerning livedata may be directed to: |
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| 23 | //# Internet email: mcalabre@atnf.csiro.au |
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| 24 | //# Postal address: Dr. Mark Calabretta |
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| 25 | //# Australia Telescope National Facility, CSIRO |
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| 26 | //# PO Box 76 |
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| 27 | //# Epping NSW 1710 |
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| 28 | //# AUSTRALIA |
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| 29 | //# |
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| 30 | //# http://www.atnf.csiro.au/computing/software/livedata.html |
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| 31 | //# $Id: PKSFITSreader.cc,v 19.23 2009-09-29 07:33:38 cal103 Exp $ |
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[1325] | 32 | //#--------------------------------------------------------------------------- |
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| 33 | //# Original: 2000/08/02, Mark Calabretta, ATNF |
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| 34 | //#--------------------------------------------------------------------------- |
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| 35 | |
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| 36 | #include <atnf/PKSIO/MBFITSreader.h> |
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| 37 | #include <atnf/PKSIO/SDFITSreader.h> |
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| 38 | #include <atnf/PKSIO/PKSFITSreader.h> |
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[1452] | 39 | #include <atnf/PKSIO/PKSrecord.h> |
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[1325] | 40 | |
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[1452] | 41 | #include <casa/stdio.h> |
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[1325] | 42 | #include <casa/Arrays/Array.h> |
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| 43 | #include <casa/BasicMath/Math.h> |
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| 44 | #include <casa/Quanta/MVTime.h> |
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[1779] | 45 | #include <casa/Logging/LogIO.h> |
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[1325] | 46 | |
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| 47 | //----------------------------------------------- PKSFITSreader::PKSFITSreader |
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| 48 | |
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| 49 | // Constructor sets the method of position interpolation. |
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| 50 | |
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| 51 | PKSFITSreader::PKSFITSreader( |
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| 52 | const String fitsType, |
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| 53 | const Int retry, |
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| 54 | const Bool interpolate) |
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| 55 | { |
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[1452] | 56 | cMBrec.setNIFs(1); |
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[1325] | 57 | |
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| 58 | if (fitsType == "SDFITS") { |
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| 59 | cReader = new SDFITSreader(); |
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| 60 | } else { |
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| 61 | cReader = new MBFITSreader(retry, interpolate ? 1 : 0); |
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| 62 | } |
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| 63 | } |
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| 64 | |
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| 65 | //---------------------------------------------- PKSFITSreader::~PKSFITSreader |
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| 66 | |
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| 67 | // Destructor. |
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| 68 | |
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| 69 | PKSFITSreader::~PKSFITSreader() |
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| 70 | { |
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| 71 | close(); |
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| 72 | delete cReader; |
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| 73 | } |
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| 74 | |
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| 75 | //-------------------------------------------------------- PKSFITSreader::open |
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| 76 | |
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| 77 | // Open the FITS file for reading. |
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| 78 | |
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| 79 | Int PKSFITSreader::open( |
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| 80 | const String fitsName, |
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[1779] | 81 | const String antenna, |
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[1325] | 82 | Vector<Bool> &beams, |
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| 83 | Vector<Bool> &IFs, |
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| 84 | Vector<uInt> &nChan, |
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| 85 | Vector<uInt> &nPol, |
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| 86 | Vector<Bool> &haveXPol, |
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| 87 | Bool &haveBase, |
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| 88 | Bool &haveSpectra) |
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| 89 | { |
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| 90 | int extraSysCal, haveBase_, *haveXPol_, haveSpectra_, nBeam, *nChan_, |
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| 91 | nIF, *nPol_, status; |
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[1452] | 92 | status = cReader->open((char *)fitsName.chars(), nBeam, cBeams, nIF, cIFs, |
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| 93 | nChan_, nPol_, haveXPol_, haveBase_, haveSpectra_, |
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| 94 | extraSysCal); |
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[1779] | 95 | //logMsg(cReader->getMsg()); |
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| 96 | //cReader->clearMsg(); |
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[1452] | 97 | if (status) { |
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[1325] | 98 | return status; |
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| 99 | } |
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| 100 | |
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| 101 | // Beams present in data. |
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| 102 | beams.resize(nBeam); |
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| 103 | for (Int ibeam = 0; ibeam < nBeam; ibeam++) { |
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| 104 | beams(ibeam) = cBeams[ibeam]; |
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| 105 | } |
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| 106 | |
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| 107 | // IFs, channels, and polarizations present in data. |
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| 108 | IFs.resize(nIF); |
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| 109 | nChan.resize(nIF); |
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| 110 | nPol.resize(nIF); |
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| 111 | haveXPol.resize(nIF); |
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| 112 | |
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| 113 | for (Int iIF = 0; iIF < nIF; iIF++) { |
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| 114 | IFs(iIF) = cIFs[iIF]; |
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| 115 | nChan(iIF) = nChan_[iIF]; |
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| 116 | nPol(iIF) = nPol_[iIF]; |
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| 117 | |
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| 118 | // Cross-polarization data present? |
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| 119 | haveXPol(iIF) = haveXPol_[iIF]; |
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| 120 | } |
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| 121 | |
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| 122 | cNBeam = nBeam; |
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| 123 | cNIF = nIF; |
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| 124 | cNChan.assign(nChan); |
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| 125 | cNPol.assign(nPol); |
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| 126 | cHaveXPol.assign(haveXPol); |
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| 127 | |
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| 128 | // Baseline parameters present? |
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| 129 | haveBase = haveBase_; |
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| 130 | |
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| 131 | // Spectral data present? |
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| 132 | haveSpectra = haveSpectra_; |
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| 133 | |
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| 134 | return 0; |
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| 135 | } |
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| 136 | |
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| 137 | //--------------------------------------------------- PKSFITSreader::getHeader |
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| 138 | |
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| 139 | // Get parameters describing the data. |
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| 140 | |
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| 141 | Int PKSFITSreader::getHeader( |
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| 142 | String &observer, |
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| 143 | String &project, |
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| 144 | String &antName, |
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| 145 | Vector<Double> &antPosition, |
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| 146 | String &obsType, |
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[1399] | 147 | String &bunit, |
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[1325] | 148 | Float &equinox, |
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| 149 | String &dopplerFrame, |
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| 150 | Double &mjd, |
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| 151 | Double &refFreq, |
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| 152 | Double &bandwidth) |
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| 153 | { |
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[1399] | 154 | char bunit_[32], datobs[32], dopplerFrame_[32], observer_[32], |
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| 155 | obsType_[32], project_[32], radecsys[32], telescope[32]; |
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[1452] | 156 | int status; |
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[1325] | 157 | float equinox_; |
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| 158 | double antPos[3], utc; |
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| 159 | |
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[1452] | 160 | status = cReader->getHeader(observer_, project_, telescope, antPos, |
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| 161 | obsType_, bunit_, equinox_, radecsys, |
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| 162 | dopplerFrame_, datobs, utc, refFreq, bandwidth); |
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[1779] | 163 | //logMsg(cReader->getMsg()); |
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| 164 | //cReader->clearMsg(); |
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[1452] | 165 | if (status) { |
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[1325] | 166 | return 1; |
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| 167 | } |
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| 168 | |
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| 169 | observer = trim(observer_); |
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| 170 | project = trim(project_); |
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| 171 | antName = trim(telescope); |
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| 172 | antPosition.resize(3); |
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| 173 | antPosition(0) = antPos[0]; |
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| 174 | antPosition(1) = antPos[1]; |
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| 175 | antPosition(2) = antPos[2]; |
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| 176 | obsType = trim(obsType_); |
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[1399] | 177 | bunit = trim(bunit_); |
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[1325] | 178 | equinox = equinox_; |
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| 179 | dopplerFrame = trim(dopplerFrame_); |
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| 180 | |
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| 181 | // Get UTC in MJD form. |
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| 182 | Int day, month, year; |
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| 183 | sscanf(datobs, "%4d-%2d-%2d", &year, &month, &day); |
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| 184 | MVTime date(year, month, Double(day)); |
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| 185 | mjd = date.day() + utc/86400.0; |
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| 186 | |
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| 187 | return 0; |
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| 188 | } |
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| 189 | |
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| 190 | //------------------------------------------------- PKSFITSreader::getFreqInfo |
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| 191 | |
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| 192 | // Get frequency parameters for each IF. |
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| 193 | |
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| 194 | Int PKSFITSreader::getFreqInfo( |
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| 195 | Vector<Double> &startFreq, |
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| 196 | Vector<Double> &endFreq) |
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| 197 | { |
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| 198 | int nIF; |
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| 199 | double *startfreq, *endfreq; |
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| 200 | |
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[1452] | 201 | Int status = cReader->getFreqInfo(nIF, startfreq, endfreq); |
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| 202 | |
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[1779] | 203 | //logMsg(cReader->getMsg()); |
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| 204 | //cReader->clearMsg(); |
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[1452] | 205 | if (!status) { |
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[1325] | 206 | startFreq.takeStorage(IPosition(1,nIF), startfreq, TAKE_OVER); |
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| 207 | endFreq.takeStorage(IPosition(1,nIF), endfreq, TAKE_OVER); |
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| 208 | } |
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| 209 | |
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| 210 | return status; |
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| 211 | } |
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| 212 | |
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| 213 | //------------------------------------------------------ PKSFITSreader::select |
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| 214 | |
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| 215 | // Set data selection by beam number and channel. |
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| 216 | |
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| 217 | uInt PKSFITSreader::select( |
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| 218 | const Vector<Bool> beamSel, |
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| 219 | const Vector<Bool> IFsel, |
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| 220 | const Vector<Int> startChan, |
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| 221 | const Vector<Int> endChan, |
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| 222 | const Vector<Int> refChan, |
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| 223 | const Bool getSpectra, |
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| 224 | const Bool getXPol, |
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[1779] | 225 | const Bool getFeedPos, |
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| 226 | const Bool getPointing, |
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[1452] | 227 | const Int coordSys) |
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[1325] | 228 | { |
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| 229 | // Apply beam selection. |
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| 230 | uInt nBeamSel = beamSel.nelements(); |
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| 231 | for (uInt ibeam = 0; ibeam < cNBeam; ibeam++) { |
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| 232 | // This modifies FITSreader::cBeams[]. |
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| 233 | if (ibeam < nBeamSel) { |
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| 234 | cBeams[ibeam] = cBeams[ibeam] && beamSel(ibeam); |
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| 235 | } else { |
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| 236 | cBeams[ibeam] = 0; |
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| 237 | } |
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| 238 | } |
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| 239 | |
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| 240 | // Apply IF selection. |
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| 241 | int *end = new int[cNIF]; |
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| 242 | int *ref = new int[cNIF]; |
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| 243 | int *start = new int[cNIF]; |
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| 244 | |
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| 245 | for (uInt iIF = 0; iIF < cNIF; iIF++) { |
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| 246 | // This modifies FITSreader::cIFs[]. |
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| 247 | if (iIF < IFsel.nelements()) { |
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| 248 | cIFs[iIF] = cIFs[iIF] && IFsel(iIF); |
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| 249 | } else { |
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| 250 | cIFs[iIF] = 0; |
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| 251 | } |
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| 252 | |
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| 253 | if (cIFs[iIF]) { |
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| 254 | if (iIF < startChan.nelements()) { |
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| 255 | start[iIF] = startChan(iIF); |
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| 256 | |
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| 257 | if (start[iIF] <= 0) { |
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| 258 | start[iIF] += cNChan(iIF); |
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| 259 | } else if (start[iIF] > Int(cNChan(iIF))) { |
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| 260 | start[iIF] = cNChan(iIF); |
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| 261 | } |
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| 262 | |
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| 263 | } else { |
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| 264 | start[iIF] = 1; |
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| 265 | } |
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| 266 | |
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| 267 | if (iIF < endChan.nelements()) { |
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| 268 | end[iIF] = endChan(iIF); |
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| 269 | |
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| 270 | if (end[iIF] <= 0) { |
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| 271 | end[iIF] += cNChan(iIF); |
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| 272 | } else if (end[iIF] > Int(cNChan(iIF))) { |
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| 273 | end[iIF] = cNChan(iIF); |
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| 274 | } |
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| 275 | |
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| 276 | } else { |
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| 277 | end[iIF] = cNChan(iIF); |
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| 278 | } |
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| 279 | |
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| 280 | if (iIF < refChan.nelements()) { |
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| 281 | ref[iIF] = refChan(iIF); |
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| 282 | } else { |
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| 283 | if (start[iIF] <= end[iIF]) { |
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| 284 | ref[iIF] = start[iIF] + (end[iIF] - start[iIF] + 1)/2; |
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| 285 | } else { |
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| 286 | ref[iIF] = start[iIF] - (start[iIF] - end[iIF] + 1)/2; |
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| 287 | } |
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| 288 | } |
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| 289 | } |
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| 290 | } |
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| 291 | |
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| 292 | cGetSpectra = getSpectra; |
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| 293 | cGetXPol = getXPol; |
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[1779] | 294 | cGetFeedPos = getFeedPos; |
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| 295 | cGetPointing = getPointing; |
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[1452] | 296 | cCoordSys = coordSys; |
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[1325] | 297 | |
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| 298 | uInt maxNChan = cReader->select(start, end, ref, cGetSpectra, cGetXPol, |
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[1779] | 299 | cGetFeedPos, cGetPointing, cCoordSys); |
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| 300 | //logMsg(cReader->getMsg()); |
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| 301 | //cReader->clearMsg(); |
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[1325] | 302 | |
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| 303 | delete [] end; |
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| 304 | delete [] ref; |
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| 305 | delete [] start; |
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| 306 | |
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| 307 | return maxNChan; |
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| 308 | } |
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| 309 | |
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| 310 | //--------------------------------------------------- PKSFITSreader::findRange |
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| 311 | |
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| 312 | // Read the TIME column. |
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| 313 | |
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| 314 | Int PKSFITSreader::findRange( |
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| 315 | Int &nRow, |
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| 316 | Int &nSel, |
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| 317 | Vector<Double> &timeSpan, |
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| 318 | Matrix<Double> &positions) |
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| 319 | { |
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| 320 | char dateSpan[2][32]; |
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| 321 | double utcSpan[2]; |
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| 322 | double* posns; |
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| 323 | |
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[1452] | 324 | Int status = cReader->findRange(nRow, nSel, dateSpan, utcSpan, posns); |
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[1779] | 325 | //logMsg(cReader->getMsg()); |
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| 326 | //cReader->clearMsg(); |
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[1452] | 327 | |
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| 328 | if (!status) { |
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[1325] | 329 | timeSpan.resize(2); |
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| 330 | |
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| 331 | Int day, month, year; |
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| 332 | sscanf(dateSpan[0], "%4d-%2d-%2d", &year, &month, &day); |
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| 333 | timeSpan(0) = MVTime(year, month, Double(day)).second() + utcSpan[0]; |
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| 334 | sscanf(dateSpan[1], "%4d-%2d-%2d", &year, &month, &day); |
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| 335 | timeSpan(1) = MVTime(year, month, Double(day)).second() + utcSpan[1]; |
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| 336 | |
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| 337 | positions.takeStorage(IPosition(2,2,nSel), posns, TAKE_OVER); |
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| 338 | } |
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| 339 | |
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| 340 | return status; |
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| 341 | } |
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| 342 | |
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| 343 | //-------------------------------------------------------- PKSFITSreader::read |
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| 344 | |
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| 345 | // Read the next data record. |
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| 346 | |
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[1452] | 347 | Int PKSFITSreader::read(PKSrecord &pksrec) |
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[1325] | 348 | { |
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[1452] | 349 | Int status = cReader->read(cMBrec); |
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[1779] | 350 | //logMsg(cReader->getMsg()); |
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| 351 | //cReader->clearMsg(); |
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[1325] | 352 | |
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[1452] | 353 | if (status) { |
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[1325] | 354 | if (status != -1) { |
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| 355 | status = 1; |
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| 356 | } |
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| 357 | |
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| 358 | return status; |
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| 359 | } |
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| 360 | |
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| 361 | |
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[1452] | 362 | uInt nChan = cMBrec.nChan[0]; |
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| 363 | uInt nPol = cMBrec.nPol[0]; |
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[1325] | 364 | |
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[1452] | 365 | pksrec.scanNo = cMBrec.scanNo; |
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| 366 | pksrec.cycleNo = cMBrec.cycleNo; |
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[1779] | 367 | pksrec.polNo = cMBrec.polNo ; |
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[1325] | 368 | |
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| 369 | // Extract MJD. |
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| 370 | Int day, month, year; |
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[1779] | 371 | if ( strstr( cMBrec.datobs, "T" ) == NULL ) { |
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| 372 | sscanf(cMBrec.datobs, "%4d-%2d-%2d", &year, &month, &day); |
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| 373 | pksrec.mjd = MVTime(year, month, Double(day)).day() + cMBrec.utc/86400.0; |
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| 374 | } |
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| 375 | else { |
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| 376 | Double dd, hour, min, sec ; |
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| 377 | sscanf( cMBrec.datobs, "%4d-%2d-%2lfT%lf:%lf:%lf", &year, &month, &dd, &hour, &min, &sec ) ; |
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| 378 | dd = dd + ( hour * 3600.0 + min * 60.0 + sec ) / 86400.0 ; |
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| 379 | pksrec.mjd = MVTime(year, month, dd).day() ; |
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| 380 | } |
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[1325] | 381 | |
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[1452] | 382 | pksrec.interval = cMBrec.exposure; |
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[1325] | 383 | |
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[1452] | 384 | pksrec.fieldName = trim(cMBrec.srcName); |
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| 385 | pksrec.srcName = pksrec.fieldName; |
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[1325] | 386 | |
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[1779] | 387 | int namelen = pksrec.srcName.length() ; |
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| 388 | if ( namelen > 4 ) { |
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| 389 | String srcsub = pksrec.srcName.substr( namelen-4, 4 ) ; |
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| 390 | if ( srcsub.find( "_psc" ) != string::npos ) { |
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| 391 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 392 | pksrec.srcName = pksrec.fieldName + "_ps_calon" ; |
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| 393 | } |
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| 394 | else if ( srcsub.find( "_pso" ) != string::npos ) { |
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| 395 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 396 | pksrec.srcName = pksrec.fieldName + "_ps" ; |
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| 397 | } |
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| 398 | else if ( srcsub.find( "_prc" ) != string::npos ) { |
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| 399 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 400 | pksrec.srcName = pksrec.fieldName + "_psr_calon" ; |
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| 401 | } |
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| 402 | else if ( srcsub.find( "_pro" ) != string::npos ) { |
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| 403 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 404 | pksrec.srcName = pksrec.fieldName + "_psr" ; |
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| 405 | } |
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| 406 | else if ( srcsub.find( "_fsc" ) != string::npos ) { |
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| 407 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 408 | pksrec.srcName = pksrec.fieldName + "_fs_calon" ; |
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| 409 | } |
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| 410 | else if ( srcsub.find( "_fso" ) != string::npos ) { |
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| 411 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 412 | pksrec.srcName = pksrec.fieldName + "_fs" ; |
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| 413 | } |
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| 414 | else if ( srcsub.find( "_frc" ) != string::npos ) { |
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| 415 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 416 | pksrec.srcName = pksrec.fieldName + "_fsr_calon" ; |
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| 417 | } |
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| 418 | else if ( srcsub.find( "_fro" ) != string::npos ) { |
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| 419 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 420 | pksrec.srcName = pksrec.fieldName + "_fsr" ; |
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| 421 | } |
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| 422 | else if ( srcsub.find( "_nsc" ) != string::npos || srcsub.find( "_nrc" ) != string::npos ) { |
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| 423 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 424 | pksrec.srcName = pksrec.fieldName + "_nod_calon" ; |
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| 425 | } |
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| 426 | else if ( srcsub.find( "_nso" ) != string::npos || srcsub.find( "_nro" ) != string::npos ) { |
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| 427 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 428 | pksrec.srcName = pksrec.fieldName + "_nod" ; |
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| 429 | } |
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| 430 | } |
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| 431 | |
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[1452] | 432 | pksrec.srcDir.resize(2); |
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| 433 | pksrec.srcDir(0) = cMBrec.srcRA; |
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| 434 | pksrec.srcDir(1) = cMBrec.srcDec; |
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[1325] | 435 | |
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[1452] | 436 | pksrec.srcPM.resize(2); |
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| 437 | pksrec.srcPM(0) = 0.0; |
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| 438 | pksrec.srcPM(1) = 0.0; |
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[1779] | 439 | pksrec.srcVel = cMBrec.srcVelocity; |
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[1452] | 440 | pksrec.obsType = trim(cMBrec.obsType); |
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[1427] | 441 | |
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[1452] | 442 | pksrec.IFno = cMBrec.IFno[0]; |
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| 443 | Double chanWidth = fabs(cMBrec.fqDelt[0]); |
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| 444 | pksrec.refFreq = cMBrec.fqRefVal[0]; |
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| 445 | pksrec.bandwidth = chanWidth * nChan; |
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| 446 | pksrec.freqInc = cMBrec.fqDelt[0]; |
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[1779] | 447 | pksrec.restFreq.resize(1) ; |
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| 448 | pksrec.restFreq(0) = cMBrec.restFreq; |
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[1427] | 449 | |
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[1452] | 450 | pksrec.tcal.resize(nPol); |
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[1325] | 451 | for (uInt ipol = 0; ipol < nPol; ipol++) { |
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[1452] | 452 | pksrec.tcal(ipol) = cMBrec.tcal[0][ipol]; |
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[1325] | 453 | } |
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[1452] | 454 | pksrec.tcalTime = trim(cMBrec.tcalTime); |
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| 455 | pksrec.azimuth = cMBrec.azimuth; |
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| 456 | pksrec.elevation = cMBrec.elevation; |
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| 457 | pksrec.parAngle = cMBrec.parAngle; |
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[1325] | 458 | |
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[1452] | 459 | pksrec.focusAxi = cMBrec.focusAxi; |
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| 460 | pksrec.focusTan = cMBrec.focusTan; |
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| 461 | pksrec.focusRot = cMBrec.focusRot; |
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[1325] | 462 | |
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[1452] | 463 | pksrec.temperature = cMBrec.temp; |
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| 464 | pksrec.pressure = cMBrec.pressure; |
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| 465 | pksrec.humidity = cMBrec.humidity; |
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| 466 | pksrec.windSpeed = cMBrec.windSpeed; |
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| 467 | pksrec.windAz = cMBrec.windAz; |
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[1325] | 468 | |
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[1452] | 469 | pksrec.refBeam = cMBrec.refBeam; |
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| 470 | pksrec.beamNo = cMBrec.beamNo; |
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[1325] | 471 | |
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[1452] | 472 | pksrec.direction.resize(2); |
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| 473 | pksrec.direction(0) = cMBrec.ra; |
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| 474 | pksrec.direction(1) = cMBrec.dec; |
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| 475 | pksrec.pCode = cMBrec.pCode; |
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| 476 | pksrec.rateAge = cMBrec.rateAge; |
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| 477 | pksrec.scanRate.resize(2); |
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| 478 | pksrec.scanRate(0) = cMBrec.raRate; |
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| 479 | pksrec.scanRate(1) = cMBrec.decRate; |
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| 480 | pksrec.paRate = cMBrec.paRate; |
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[1427] | 481 | |
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[1452] | 482 | pksrec.tsys.resize(nPol); |
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| 483 | pksrec.sigma.resize(nPol); |
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| 484 | pksrec.calFctr.resize(nPol); |
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[1325] | 485 | for (uInt ipol = 0; ipol < nPol; ipol++) { |
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[1452] | 486 | pksrec.tsys(ipol) = cMBrec.tsys[0][ipol]; |
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| 487 | pksrec.sigma(ipol) = (pksrec.tsys(ipol) / 0.81) / |
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| 488 | sqrt(pksrec.interval * chanWidth); |
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| 489 | pksrec.calFctr(ipol) = cMBrec.calfctr[0][ipol]; |
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[1325] | 490 | } |
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| 491 | |
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[1452] | 492 | if (cMBrec.haveBase) { |
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| 493 | pksrec.baseLin.resize(2,nPol); |
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[1635] | 494 | pksrec.baseSub.resize(24,nPol); |
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[1325] | 495 | |
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| 496 | for (uInt ipol = 0; ipol < nPol; ipol++) { |
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[1452] | 497 | pksrec.baseLin(0,ipol) = cMBrec.baseLin[0][ipol][0]; |
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| 498 | pksrec.baseLin(1,ipol) = cMBrec.baseLin[0][ipol][1]; |
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[1325] | 499 | |
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[1635] | 500 | for (uInt j = 0; j < 24; j++) { |
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[1452] | 501 | pksrec.baseSub(j,ipol) = cMBrec.baseSub[0][ipol][j]; |
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[1325] | 502 | } |
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| 503 | } |
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| 504 | |
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| 505 | } else { |
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[1452] | 506 | pksrec.baseLin.resize(0,0); |
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| 507 | pksrec.baseSub.resize(0,0); |
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[1325] | 508 | } |
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| 509 | |
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[1452] | 510 | if (cGetSpectra && cMBrec.haveSpectra) { |
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| 511 | pksrec.spectra.resize(nChan,nPol); |
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| 512 | pksrec.spectra.takeStorage(IPosition(2,nChan,nPol), cMBrec.spectra[0], |
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[1427] | 513 | SHARE); |
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[1325] | 514 | |
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[1452] | 515 | pksrec.flagged.resize(nChan,nPol); |
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| 516 | pksrec.flagged.takeStorage(IPosition(2,nChan,nPol), cMBrec.flagged[0], |
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[1427] | 517 | SHARE); |
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[1325] | 518 | |
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| 519 | } else { |
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[1452] | 520 | pksrec.spectra.resize(0,0); |
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| 521 | pksrec.flagged.resize(0,0); |
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[1325] | 522 | } |
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| 523 | |
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| 524 | if (cGetXPol) { |
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[1452] | 525 | pksrec.xCalFctr = Complex(cMBrec.xcalfctr[0][0], |
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| 526 | cMBrec.xcalfctr[0][1]); |
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| 527 | pksrec.xPol.resize(nChan); |
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| 528 | pksrec.xPol.takeStorage(IPosition(1,nChan), (Complex *)cMBrec.xpol[0], |
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[1427] | 529 | SHARE); |
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[1325] | 530 | } |
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| 531 | |
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| 532 | return 0; |
---|
| 533 | } |
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| 534 | |
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| 535 | //------------------------------------------------------- PKSFITSreader::close |
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| 536 | |
---|
| 537 | // Close the FITS file. |
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| 538 | |
---|
| 539 | void PKSFITSreader::close() |
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| 540 | { |
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| 541 | cReader->close(); |
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[1779] | 542 | //logMsg(cReader->getMsg()); |
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| 543 | //cReader->clearMsg(); |
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[1325] | 544 | } |
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| 545 | |
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| 546 | //-------------------------------------------------------- PKSFITSreader::trim |
---|
| 547 | |
---|
| 548 | // Trim trailing blanks from a null-terminated character string. |
---|
| 549 | |
---|
| 550 | char* PKSFITSreader::trim(char *string) |
---|
| 551 | { |
---|
| 552 | int j = 0, k = 0; |
---|
| 553 | while (string[j] != '\0') { |
---|
| 554 | if (string[j++] != ' ') { |
---|
| 555 | k = j; |
---|
| 556 | } |
---|
| 557 | } |
---|
| 558 | |
---|
| 559 | string[k] = '\0'; |
---|
| 560 | |
---|
| 561 | return string; |
---|
| 562 | } |
---|