[1325] | 1 | //#--------------------------------------------------------------------------- |
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| 2 | //# PKSFITSreader.cc: Class to read Parkes multibeam data from a FITS file. |
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| 3 | //#--------------------------------------------------------------------------- |
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[1757] | 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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[1757] | 7 | //# This file is part of livedata. |
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[1325] | 8 | //# |
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[1757] | 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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[1757] | 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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[1757] | 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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[1757] | 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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[1868] | 38 | #include <atnf/PKSIO/GBTFITSreader.h> |
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[1325] | 39 | #include <atnf/PKSIO/PKSFITSreader.h> |
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[1757] | 40 | #include <atnf/PKSIO/PKSrecord.h> |
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[1325] | 41 | |
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[1757] | 42 | #include <casa/stdio.h> |
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[1325] | 43 | #include <casa/Arrays/Array.h> |
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| 44 | #include <casa/BasicMath/Math.h> |
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| 45 | #include <casa/Quanta/MVTime.h> |
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[1757] | 46 | #include <casa/Logging/LogIO.h> |
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[1325] | 47 | |
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| 48 | //----------------------------------------------- PKSFITSreader::PKSFITSreader |
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| 49 | |
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| 50 | // Constructor sets the method of position interpolation. |
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| 51 | |
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| 52 | PKSFITSreader::PKSFITSreader( |
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| 53 | const String fitsType, |
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| 54 | const Int retry, |
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| 55 | const Bool interpolate) |
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| 56 | { |
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| 57 | cMBrec.setNIFs(1); |
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| 58 | |
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| 59 | if (fitsType == "SDFITS") { |
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| 60 | cReader = new SDFITSreader(); |
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[1868] | 61 | } else if (fitsType == "GBTFITS") { |
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| 62 | cReader = new GBTFITSreader(); |
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[1325] | 63 | } else { |
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| 64 | cReader = new MBFITSreader(retry, interpolate ? 1 : 0); |
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| 65 | } |
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| 66 | } |
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| 67 | |
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| 68 | //---------------------------------------------- PKSFITSreader::~PKSFITSreader |
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| 69 | |
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| 70 | // Destructor. |
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| 71 | |
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| 72 | PKSFITSreader::~PKSFITSreader() |
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| 73 | { |
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| 74 | close(); |
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| 75 | delete cReader; |
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| 76 | } |
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| 77 | |
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| 78 | //-------------------------------------------------------- PKSFITSreader::open |
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| 79 | |
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| 80 | // Open the FITS file for reading. |
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| 81 | |
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| 82 | Int PKSFITSreader::open( |
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| 83 | const String fitsName, |
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[1757] | 84 | const String antenna, |
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[1325] | 85 | Vector<Bool> &beams, |
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| 86 | Vector<Bool> &IFs, |
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| 87 | Vector<uInt> &nChan, |
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| 88 | Vector<uInt> &nPol, |
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| 89 | Vector<Bool> &haveXPol, |
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| 90 | Bool &haveBase, |
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| 91 | Bool &haveSpectra) |
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| 92 | { |
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| 93 | int extraSysCal, haveBase_, *haveXPol_, haveSpectra_, nBeam, *nChan_, |
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| 94 | nIF, *nPol_, status; |
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[1757] | 95 | status = cReader->open((char *)fitsName.chars(), nBeam, cBeams, nIF, cIFs, |
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| 96 | nChan_, nPol_, haveXPol_, haveBase_, haveSpectra_, |
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| 97 | extraSysCal); |
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| 98 | //logMsg(cReader->getMsg()); |
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| 99 | //cReader->clearMsg(); |
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| 100 | if (status) { |
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[1325] | 101 | return status; |
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| 102 | } |
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| 103 | |
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| 104 | // Beams present in data. |
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| 105 | beams.resize(nBeam); |
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| 106 | for (Int ibeam = 0; ibeam < nBeam; ibeam++) { |
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| 107 | beams(ibeam) = cBeams[ibeam]; |
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| 108 | } |
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| 109 | |
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| 110 | // IFs, channels, and polarizations present in data. |
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| 111 | IFs.resize(nIF); |
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| 112 | nChan.resize(nIF); |
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| 113 | nPol.resize(nIF); |
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| 114 | haveXPol.resize(nIF); |
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| 115 | |
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| 116 | for (Int iIF = 0; iIF < nIF; iIF++) { |
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| 117 | IFs(iIF) = cIFs[iIF]; |
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| 118 | nChan(iIF) = nChan_[iIF]; |
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| 119 | nPol(iIF) = nPol_[iIF]; |
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| 120 | |
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| 121 | // Cross-polarization data present? |
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| 122 | haveXPol(iIF) = haveXPol_[iIF]; |
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| 123 | } |
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| 124 | |
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| 125 | cNBeam = nBeam; |
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| 126 | cNIF = nIF; |
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| 127 | cNChan.assign(nChan); |
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| 128 | cNPol.assign(nPol); |
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| 129 | cHaveXPol.assign(haveXPol); |
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| 130 | |
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| 131 | // Baseline parameters present? |
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| 132 | haveBase = haveBase_; |
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| 133 | |
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| 134 | // Spectral data present? |
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| 135 | haveSpectra = haveSpectra_; |
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| 136 | |
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| 137 | return 0; |
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| 138 | } |
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| 139 | |
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| 140 | //--------------------------------------------------- PKSFITSreader::getHeader |
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| 141 | |
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| 142 | // Get parameters describing the data. |
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| 143 | |
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| 144 | Int PKSFITSreader::getHeader( |
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| 145 | String &observer, |
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| 146 | String &project, |
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| 147 | String &antName, |
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| 148 | Vector<Double> &antPosition, |
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| 149 | String &obsType, |
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[1757] | 150 | String &bunit, |
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[1325] | 151 | Float &equinox, |
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| 152 | String &dopplerFrame, |
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| 153 | Double &mjd, |
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| 154 | Double &refFreq, |
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[1757] | 155 | Double &bandwidth) |
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[1325] | 156 | { |
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[1757] | 157 | char bunit_[32], datobs[32], dopplerFrame_[32], observer_[32], |
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| 158 | obsType_[32], project_[32], radecsys[32], telescope[32]; |
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| 159 | int status; |
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[1325] | 160 | float equinox_; |
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| 161 | double antPos[3], utc; |
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| 162 | |
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[1757] | 163 | status = cReader->getHeader(observer_, project_, telescope, antPos, |
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| 164 | obsType_, bunit_, equinox_, radecsys, |
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| 165 | dopplerFrame_, datobs, utc, refFreq, bandwidth); |
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| 166 | //logMsg(cReader->getMsg()); |
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| 167 | //cReader->clearMsg(); |
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| 168 | if (status) { |
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[1325] | 169 | return 1; |
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| 170 | } |
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| 171 | |
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| 172 | observer = trim(observer_); |
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| 173 | project = trim(project_); |
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| 174 | antName = trim(telescope); |
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| 175 | antPosition.resize(3); |
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| 176 | antPosition(0) = antPos[0]; |
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| 177 | antPosition(1) = antPos[1]; |
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| 178 | antPosition(2) = antPos[2]; |
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| 179 | obsType = trim(obsType_); |
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[1757] | 180 | bunit = trim(bunit_); |
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[1325] | 181 | equinox = equinox_; |
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| 182 | dopplerFrame = trim(dopplerFrame_); |
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| 183 | |
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| 184 | // Get UTC in MJD form. |
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| 185 | Int day, month, year; |
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| 186 | sscanf(datobs, "%4d-%2d-%2d", &year, &month, &day); |
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| 187 | MVTime date(year, month, Double(day)); |
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| 188 | mjd = date.day() + utc/86400.0; |
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| 189 | |
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| 190 | return 0; |
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| 191 | } |
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| 192 | |
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| 193 | //------------------------------------------------- PKSFITSreader::getFreqInfo |
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| 194 | |
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| 195 | // Get frequency parameters for each IF. |
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| 196 | |
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| 197 | Int PKSFITSreader::getFreqInfo( |
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| 198 | Vector<Double> &startFreq, |
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| 199 | Vector<Double> &endFreq) |
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| 200 | { |
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| 201 | int nIF; |
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| 202 | double *startfreq, *endfreq; |
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| 203 | |
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[1757] | 204 | Int status = cReader->getFreqInfo(nIF, startfreq, endfreq); |
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| 205 | |
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| 206 | //logMsg(cReader->getMsg()); |
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| 207 | //cReader->clearMsg(); |
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| 208 | if (!status) { |
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[1325] | 209 | startFreq.takeStorage(IPosition(1,nIF), startfreq, TAKE_OVER); |
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| 210 | endFreq.takeStorage(IPosition(1,nIF), endfreq, TAKE_OVER); |
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| 211 | } |
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| 212 | |
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| 213 | return status; |
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| 214 | } |
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| 215 | |
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| 216 | //------------------------------------------------------ PKSFITSreader::select |
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| 217 | |
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| 218 | // Set data selection by beam number and channel. |
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| 219 | |
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| 220 | uInt PKSFITSreader::select( |
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| 221 | const Vector<Bool> beamSel, |
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| 222 | const Vector<Bool> IFsel, |
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| 223 | const Vector<Int> startChan, |
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| 224 | const Vector<Int> endChan, |
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| 225 | const Vector<Int> refChan, |
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| 226 | const Bool getSpectra, |
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| 227 | const Bool getXPol, |
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[1757] | 228 | const Bool getFeedPos, |
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| 229 | const Bool getPointing, |
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| 230 | const Int coordSys) |
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[1325] | 231 | { |
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| 232 | // Apply beam selection. |
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| 233 | uInt nBeamSel = beamSel.nelements(); |
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| 234 | for (uInt ibeam = 0; ibeam < cNBeam; ibeam++) { |
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| 235 | // This modifies FITSreader::cBeams[]. |
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| 236 | if (ibeam < nBeamSel) { |
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| 237 | cBeams[ibeam] = cBeams[ibeam] && beamSel(ibeam); |
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| 238 | } else { |
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| 239 | cBeams[ibeam] = 0; |
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| 240 | } |
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| 241 | } |
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| 242 | |
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| 243 | // Apply IF selection. |
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| 244 | int *end = new int[cNIF]; |
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| 245 | int *ref = new int[cNIF]; |
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| 246 | int *start = new int[cNIF]; |
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| 247 | |
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| 248 | for (uInt iIF = 0; iIF < cNIF; iIF++) { |
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| 249 | // This modifies FITSreader::cIFs[]. |
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| 250 | if (iIF < IFsel.nelements()) { |
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| 251 | cIFs[iIF] = cIFs[iIF] && IFsel(iIF); |
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| 252 | } else { |
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| 253 | cIFs[iIF] = 0; |
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| 254 | } |
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| 255 | |
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| 256 | if (cIFs[iIF]) { |
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| 257 | if (iIF < startChan.nelements()) { |
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| 258 | start[iIF] = startChan(iIF); |
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| 259 | |
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| 260 | if (start[iIF] <= 0) { |
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| 261 | start[iIF] += cNChan(iIF); |
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| 262 | } else if (start[iIF] > Int(cNChan(iIF))) { |
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| 263 | start[iIF] = cNChan(iIF); |
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| 264 | } |
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| 265 | |
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| 266 | } else { |
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| 267 | start[iIF] = 1; |
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| 268 | } |
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| 269 | |
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| 270 | if (iIF < endChan.nelements()) { |
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| 271 | end[iIF] = endChan(iIF); |
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| 272 | |
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| 273 | if (end[iIF] <= 0) { |
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| 274 | end[iIF] += cNChan(iIF); |
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| 275 | } else if (end[iIF] > Int(cNChan(iIF))) { |
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| 276 | end[iIF] = cNChan(iIF); |
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| 277 | } |
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| 278 | |
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| 279 | } else { |
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| 280 | end[iIF] = cNChan(iIF); |
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| 281 | } |
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| 282 | |
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| 283 | if (iIF < refChan.nelements()) { |
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| 284 | ref[iIF] = refChan(iIF); |
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| 285 | } else { |
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| 286 | if (start[iIF] <= end[iIF]) { |
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| 287 | ref[iIF] = start[iIF] + (end[iIF] - start[iIF] + 1)/2; |
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| 288 | } else { |
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| 289 | ref[iIF] = start[iIF] - (start[iIF] - end[iIF] + 1)/2; |
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| 290 | } |
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| 291 | } |
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| 292 | } |
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| 293 | } |
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| 294 | |
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| 295 | cGetSpectra = getSpectra; |
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| 296 | cGetXPol = getXPol; |
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| 297 | cGetFeedPos = getFeedPos; |
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[1757] | 298 | cGetPointing = getPointing; |
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| 299 | cCoordSys = coordSys; |
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[1325] | 300 | |
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| 301 | uInt maxNChan = cReader->select(start, end, ref, cGetSpectra, cGetXPol, |
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[1757] | 302 | cGetFeedPos, cGetPointing, cCoordSys); |
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| 303 | //logMsg(cReader->getMsg()); |
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| 304 | //cReader->clearMsg(); |
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[1325] | 305 | |
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| 306 | delete [] end; |
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| 307 | delete [] ref; |
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| 308 | delete [] start; |
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| 309 | |
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| 310 | return maxNChan; |
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| 311 | } |
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| 312 | |
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| 313 | //--------------------------------------------------- PKSFITSreader::findRange |
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| 314 | |
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| 315 | // Read the TIME column. |
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| 316 | |
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| 317 | Int PKSFITSreader::findRange( |
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| 318 | Int &nRow, |
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| 319 | Int &nSel, |
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| 320 | Vector<Double> &timeSpan, |
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| 321 | Matrix<Double> &positions) |
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| 322 | { |
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| 323 | char dateSpan[2][32]; |
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| 324 | double utcSpan[2]; |
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| 325 | double* posns; |
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| 326 | |
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[1757] | 327 | Int status = cReader->findRange(nRow, nSel, dateSpan, utcSpan, posns); |
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| 328 | //logMsg(cReader->getMsg()); |
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| 329 | //cReader->clearMsg(); |
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| 330 | |
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| 331 | if (!status) { |
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[1325] | 332 | timeSpan.resize(2); |
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| 333 | |
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| 334 | Int day, month, year; |
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| 335 | sscanf(dateSpan[0], "%4d-%2d-%2d", &year, &month, &day); |
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| 336 | timeSpan(0) = MVTime(year, month, Double(day)).second() + utcSpan[0]; |
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| 337 | sscanf(dateSpan[1], "%4d-%2d-%2d", &year, &month, &day); |
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| 338 | timeSpan(1) = MVTime(year, month, Double(day)).second() + utcSpan[1]; |
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| 339 | |
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| 340 | positions.takeStorage(IPosition(2,2,nSel), posns, TAKE_OVER); |
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| 341 | } |
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| 342 | |
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| 343 | return status; |
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| 344 | } |
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| 345 | |
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| 346 | //-------------------------------------------------------- PKSFITSreader::read |
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| 347 | |
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| 348 | // Read the next data record. |
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| 349 | |
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[1757] | 350 | Int PKSFITSreader::read(PKSrecord &pksrec) |
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[1325] | 351 | { |
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[1757] | 352 | Int status = cReader->read(cMBrec); |
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| 353 | //logMsg(cReader->getMsg()); |
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| 354 | //cReader->clearMsg(); |
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[1325] | 355 | |
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[1757] | 356 | if (status) { |
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[1325] | 357 | if (status != -1) { |
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| 358 | status = 1; |
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| 359 | } |
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| 360 | |
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| 361 | return status; |
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| 362 | } |
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| 363 | |
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| 364 | |
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| 365 | uInt nChan = cMBrec.nChan[0]; |
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| 366 | uInt nPol = cMBrec.nPol[0]; |
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| 367 | |
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[1757] | 368 | pksrec.scanNo = cMBrec.scanNo; |
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| 369 | pksrec.cycleNo = cMBrec.cycleNo; |
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| 370 | pksrec.polNo = cMBrec.polNo ; |
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[1325] | 371 | |
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| 372 | // Extract MJD. |
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| 373 | Int day, month, year; |
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[1757] | 374 | if ( strstr( cMBrec.datobs, "T" ) == NULL ) { |
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| 375 | sscanf(cMBrec.datobs, "%4d-%2d-%2d", &year, &month, &day); |
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| 376 | pksrec.mjd = MVTime(year, month, Double(day)).day() + cMBrec.utc/86400.0; |
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[1325] | 377 | } |
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[1757] | 378 | else { |
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| 379 | Double dd, hour, min, sec ; |
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| 380 | sscanf( cMBrec.datobs, "%4d-%2d-%2lfT%lf:%lf:%lf", &year, &month, &dd, &hour, &min, &sec ) ; |
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| 381 | dd = dd + ( hour * 3600.0 + min * 60.0 + sec ) / 86400.0 ; |
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| 382 | pksrec.mjd = MVTime(year, month, dd).day() ; |
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[1325] | 383 | } |
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| 384 | |
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[1757] | 385 | pksrec.interval = cMBrec.exposure; |
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[1325] | 386 | |
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[1757] | 387 | pksrec.fieldName = trim(cMBrec.srcName); |
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| 388 | pksrec.srcName = pksrec.fieldName; |
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[1325] | 389 | |
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[1757] | 390 | int namelen = pksrec.srcName.length() ; |
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| 391 | if ( namelen > 4 ) { |
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| 392 | String srcsub = pksrec.srcName.substr( namelen-4, 4 ) ; |
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| 393 | if ( srcsub.find( "_psc" ) != string::npos ) { |
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| 394 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 395 | pksrec.srcName = pksrec.fieldName + "_ps_calon" ; |
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[1325] | 396 | } |
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[1757] | 397 | else if ( srcsub.find( "_pso" ) != string::npos ) { |
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| 398 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 399 | pksrec.srcName = pksrec.fieldName + "_ps" ; |
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| 400 | } |
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| 401 | else if ( srcsub.find( "_prc" ) != string::npos ) { |
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| 402 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 403 | pksrec.srcName = pksrec.fieldName + "_psr_calon" ; |
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| 404 | } |
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| 405 | else if ( srcsub.find( "_pro" ) != string::npos ) { |
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| 406 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 407 | pksrec.srcName = pksrec.fieldName + "_psr" ; |
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| 408 | } |
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| 409 | else if ( srcsub.find( "_fsc" ) != string::npos ) { |
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| 410 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 411 | pksrec.srcName = pksrec.fieldName + "_fs_calon" ; |
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| 412 | } |
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| 413 | else if ( srcsub.find( "_fso" ) != string::npos ) { |
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| 414 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 415 | pksrec.srcName = pksrec.fieldName + "_fs" ; |
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| 416 | } |
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| 417 | else if ( srcsub.find( "_frc" ) != string::npos ) { |
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| 418 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 419 | pksrec.srcName = pksrec.fieldName + "_fsr_calon" ; |
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| 420 | } |
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| 421 | else if ( srcsub.find( "_fro" ) != string::npos ) { |
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| 422 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 423 | pksrec.srcName = pksrec.fieldName + "_fsr" ; |
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| 424 | } |
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| 425 | else if ( srcsub.find( "_nsc" ) != string::npos || srcsub.find( "_nrc" ) != string::npos ) { |
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| 426 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 427 | pksrec.srcName = pksrec.fieldName + "_nod_calon" ; |
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| 428 | } |
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| 429 | else if ( srcsub.find( "_nso" ) != string::npos || srcsub.find( "_nro" ) != string::npos ) { |
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| 430 | pksrec.fieldName = pksrec.srcName.substr( 0, namelen-4 ) ; |
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| 431 | pksrec.srcName = pksrec.fieldName + "_nod" ; |
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| 432 | } |
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[1325] | 433 | } |
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[1868] | 434 | |
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| 435 | pksrec.srcType = cMBrec.srcType ; |
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[1325] | 436 | |
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[1757] | 437 | pksrec.srcDir.resize(2); |
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| 438 | pksrec.srcDir(0) = cMBrec.srcRA; |
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| 439 | pksrec.srcDir(1) = cMBrec.srcDec; |
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[1325] | 440 | |
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[1757] | 441 | pksrec.srcPM.resize(2); |
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| 442 | pksrec.srcPM(0) = 0.0; |
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| 443 | pksrec.srcPM(1) = 0.0; |
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| 444 | pksrec.srcVel = cMBrec.srcVelocity; |
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| 445 | pksrec.obsType = trim(cMBrec.obsType); |
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[1325] | 446 | |
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[1757] | 447 | pksrec.IFno = cMBrec.IFno[0]; |
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| 448 | Double chanWidth = fabs(cMBrec.fqDelt[0]); |
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| 449 | pksrec.refFreq = cMBrec.fqRefVal[0]; |
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| 450 | pksrec.bandwidth = chanWidth * nChan; |
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| 451 | pksrec.freqInc = cMBrec.fqDelt[0]; |
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| 452 | pksrec.restFreq.resize(1) ; |
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| 453 | pksrec.restFreq(0) = cMBrec.restFreq; |
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[1325] | 454 | |
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[1757] | 455 | pksrec.tcal.resize(nPol); |
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| 456 | for (uInt ipol = 0; ipol < nPol; ipol++) { |
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| 457 | pksrec.tcal(ipol) = cMBrec.tcal[0][ipol]; |
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[1325] | 458 | } |
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[1757] | 459 | pksrec.tcalTime = trim(cMBrec.tcalTime); |
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| 460 | pksrec.azimuth = cMBrec.azimuth; |
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| 461 | pksrec.elevation = cMBrec.elevation; |
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| 462 | pksrec.parAngle = cMBrec.parAngle; |
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[1325] | 463 | |
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[1757] | 464 | pksrec.focusAxi = cMBrec.focusAxi; |
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| 465 | pksrec.focusTan = cMBrec.focusTan; |
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| 466 | pksrec.focusRot = cMBrec.focusRot; |
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[1325] | 467 | |
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[1757] | 468 | pksrec.temperature = cMBrec.temp; |
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| 469 | pksrec.pressure = cMBrec.pressure; |
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| 470 | pksrec.humidity = cMBrec.humidity; |
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| 471 | pksrec.windSpeed = cMBrec.windSpeed; |
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| 472 | pksrec.windAz = cMBrec.windAz; |
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[1325] | 473 | |
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[1757] | 474 | pksrec.refBeam = cMBrec.refBeam; |
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| 475 | pksrec.beamNo = cMBrec.beamNo; |
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[1325] | 476 | |
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[1757] | 477 | pksrec.direction.resize(2); |
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| 478 | pksrec.direction(0) = cMBrec.ra; |
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| 479 | pksrec.direction(1) = cMBrec.dec; |
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| 480 | pksrec.pCode = cMBrec.pCode; |
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| 481 | pksrec.rateAge = cMBrec.rateAge; |
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| 482 | pksrec.scanRate.resize(2); |
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| 483 | pksrec.scanRate(0) = cMBrec.raRate; |
---|
| 484 | pksrec.scanRate(1) = cMBrec.decRate; |
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| 485 | pksrec.paRate = cMBrec.paRate; |
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[1325] | 486 | |
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[1757] | 487 | pksrec.tsys.resize(nPol); |
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| 488 | pksrec.sigma.resize(nPol); |
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| 489 | pksrec.calFctr.resize(nPol); |
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[1325] | 490 | for (uInt ipol = 0; ipol < nPol; ipol++) { |
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[1757] | 491 | pksrec.tsys(ipol) = cMBrec.tsys[0][ipol]; |
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| 492 | pksrec.sigma(ipol) = (pksrec.tsys(ipol) / 0.81) / |
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| 493 | sqrt(pksrec.interval * chanWidth); |
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| 494 | pksrec.calFctr(ipol) = cMBrec.calfctr[0][ipol]; |
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[1325] | 495 | } |
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| 496 | |
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| 497 | if (cMBrec.haveBase) { |
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[1757] | 498 | pksrec.baseLin.resize(2,nPol); |
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| 499 | pksrec.baseSub.resize(24,nPol); |
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[1325] | 500 | |
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| 501 | for (uInt ipol = 0; ipol < nPol; ipol++) { |
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[1757] | 502 | pksrec.baseLin(0,ipol) = cMBrec.baseLin[0][ipol][0]; |
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| 503 | pksrec.baseLin(1,ipol) = cMBrec.baseLin[0][ipol][1]; |
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[1325] | 504 | |
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[1757] | 505 | for (uInt j = 0; j < 24; j++) { |
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| 506 | pksrec.baseSub(j,ipol) = cMBrec.baseSub[0][ipol][j]; |
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[1325] | 507 | } |
---|
| 508 | } |
---|
| 509 | |
---|
| 510 | } else { |
---|
[1757] | 511 | pksrec.baseLin.resize(0,0); |
---|
| 512 | pksrec.baseSub.resize(0,0); |
---|
[1325] | 513 | } |
---|
| 514 | |
---|
| 515 | if (cGetSpectra && cMBrec.haveSpectra) { |
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[1757] | 516 | pksrec.spectra.resize(nChan,nPol); |
---|
| 517 | pksrec.spectra.takeStorage(IPosition(2,nChan,nPol), cMBrec.spectra[0], |
---|
| 518 | SHARE); |
---|
[1325] | 519 | |
---|
[1757] | 520 | pksrec.flagged.resize(nChan,nPol); |
---|
| 521 | pksrec.flagged.takeStorage(IPosition(2,nChan,nPol), cMBrec.flagged[0], |
---|
| 522 | SHARE); |
---|
[1325] | 523 | |
---|
| 524 | } else { |
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[1757] | 525 | pksrec.spectra.resize(0,0); |
---|
| 526 | pksrec.flagged.resize(0,0); |
---|
[1325] | 527 | } |
---|
| 528 | |
---|
[1757] | 529 | if (cGetXPol) { |
---|
| 530 | pksrec.xCalFctr = Complex(cMBrec.xcalfctr[0][0], |
---|
| 531 | cMBrec.xcalfctr[0][1]); |
---|
| 532 | pksrec.xPol.resize(nChan); |
---|
| 533 | pksrec.xPol.takeStorage(IPosition(1,nChan), (Complex *)cMBrec.xpol[0], |
---|
| 534 | SHARE); |
---|
| 535 | } |
---|
| 536 | |
---|
[1325] | 537 | return 0; |
---|
| 538 | } |
---|
| 539 | |
---|
| 540 | //------------------------------------------------------- PKSFITSreader::close |
---|
| 541 | |
---|
| 542 | // Close the FITS file. |
---|
| 543 | |
---|
| 544 | void PKSFITSreader::close() |
---|
| 545 | { |
---|
| 546 | cReader->close(); |
---|
[1757] | 547 | //logMsg(cReader->getMsg()); |
---|
| 548 | //cReader->clearMsg(); |
---|
[1325] | 549 | } |
---|
| 550 | |
---|
| 551 | //-------------------------------------------------------- PKSFITSreader::trim |
---|
| 552 | |
---|
| 553 | // Trim trailing blanks from a null-terminated character string. |
---|
| 554 | |
---|
| 555 | char* PKSFITSreader::trim(char *string) |
---|
| 556 | { |
---|
| 557 | int j = 0, k = 0; |
---|
| 558 | while (string[j] != '\0') { |
---|
| 559 | if (string[j++] != ' ') { |
---|
| 560 | k = j; |
---|
| 561 | } |
---|
| 562 | } |
---|
| 563 | |
---|
| 564 | string[k] = '\0'; |
---|
| 565 | |
---|
| 566 | return string; |
---|
| 567 | } |
---|