[192] | 1 | //#--------------------------------------------------------------------------- |
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[28] | 2 | //# SDWriter.cc: ASAP class to write out single dish spectra. |
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| 3 | //#--------------------------------------------------------------------------- |
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| 4 | //# Copyright (C) 2004 |
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[125] | 5 | //# ATNF |
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[28] | 6 | //# |
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| 7 | //# This program is free software; you can redistribute it and/or modify it |
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| 8 | //# under the terms of the GNU General Public License as published by the Free |
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| 9 | //# Software Foundation; either version 2 of the License, or (at your option) |
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| 10 | //# any later version. |
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| 11 | //# |
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| 12 | //# This program is distributed in the hope that it will be useful, but |
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| 13 | //# WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | //# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
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| 15 | //# Public License for more details. |
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| 16 | //# |
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| 17 | //# You should have received a copy of the GNU General Public License along |
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| 18 | //# with this program; if not, write to the Free Software Foundation, Inc., |
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| 19 | //# 675 Massachusetts Ave, Cambridge, MA 02139, USA. |
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| 20 | //# |
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| 21 | //# Correspondence concerning this software should be addressed as follows: |
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| 22 | //# Internet email: Malte.Marquarding@csiro.au |
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| 23 | //# Postal address: Malte Marquarding, |
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| 24 | //# Australia Telescope National Facility, |
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| 25 | //# P.O. Box 76, |
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| 26 | //# Epping, NSW, 2121, |
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| 27 | //# AUSTRALIA |
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| 28 | //# |
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| 29 | //# $Id: SDWriter.cc 192 2005-01-14 00:06:15Z kil064 $ |
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| 30 | //#--------------------------------------------------------------------------- |
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| 31 | |
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| 32 | #include <string> |
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| 33 | |
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[81] | 34 | #include <casa/aips.h> |
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| 35 | #include <casa/Arrays.h> |
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| 36 | #include <casa/BasicSL/Complex.h> |
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| 37 | #include <casa/Utilities/CountedPtr.h> |
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[28] | 38 | |
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| 39 | #include <atnf/PKSIO/PKSMS2writer.h> |
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| 40 | #include <atnf/PKSIO/PKSSDwriter.h> |
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| 41 | |
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[60] | 42 | #include "SDContainer.h" |
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| 43 | #include "SDMemTable.h" |
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| 44 | #include "SDWriter.h" |
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[192] | 45 | #include "SDFITSImageWriter.h" |
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[28] | 46 | |
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[125] | 47 | using namespace casa; |
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[83] | 48 | using namespace asap; |
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[28] | 49 | |
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| 50 | //--------------------------------------------------------- SDWriter::SDWriter |
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| 51 | |
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| 52 | // Default constructor. |
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| 53 | |
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[125] | 54 | SDWriter::SDWriter(const std::string &format) |
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[28] | 55 | { |
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| 56 | cFormat = format; |
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[192] | 57 | // |
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[28] | 58 | if (cFormat == "MS2") { |
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| 59 | cWriter = new PKSMS2writer(); |
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[192] | 60 | } else if (cFormat == "SDFITS") { |
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[28] | 61 | cWriter = new PKSSDwriter(); |
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[192] | 62 | } else if (cFormat == "FITS") { |
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| 63 | cWriter = 0; |
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[28] | 64 | } |
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| 65 | } |
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| 66 | |
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| 67 | //-------------------------------------------------------- SDWriter::~SDWriter |
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| 68 | |
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| 69 | // Destructor. |
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| 70 | |
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| 71 | SDWriter::~SDWriter() |
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| 72 | { |
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[192] | 73 | if (cWriter) { |
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| 74 | delete cWriter; |
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| 75 | } |
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[28] | 76 | } |
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| 77 | |
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| 78 | //-------------------------------------------------------- SDWriter::setFormat |
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| 79 | |
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| 80 | // Reset the output format. |
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| 81 | |
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[192] | 82 | Int SDWriter::setFormat(const std::string &format) |
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[28] | 83 | { |
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| 84 | if (format != cFormat) { |
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[192] | 85 | if (cWriter) delete cWriter; |
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| 86 | // |
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[28] | 87 | cFormat = format; |
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| 88 | if (cFormat == "MS2") { |
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| 89 | cWriter = new PKSMS2writer(); |
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[192] | 90 | } else if (cFormat == "SDFITS") { |
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[28] | 91 | cWriter = new PKSSDwriter(); |
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[192] | 92 | } else if (cFormat == "FITS") { |
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| 93 | cWriter = 0; |
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[28] | 94 | } |
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| 95 | } |
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| 96 | return 0; |
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| 97 | } |
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| 98 | |
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| 99 | //------------------------------------------------------------ SDWriter::write |
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| 100 | |
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| 101 | // Write an SDMemTable to file in the desired format, closing the file when |
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| 102 | // finished. |
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| 103 | |
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[192] | 104 | Int SDWriter::write(const CountedPtr<SDMemTable> table, |
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| 105 | const std::string &filename) |
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[28] | 106 | { |
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[192] | 107 | |
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| 108 | // Image FITS |
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| 109 | |
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| 110 | if (cFormat=="FITS") { |
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| 111 | Bool verbose = True; |
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| 112 | SDFITSImageWriter iw; |
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| 113 | if (iw.write(*table, filename, verbose)) { |
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| 114 | return 0; |
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| 115 | } else { |
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| 116 | return 1; |
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| 117 | } |
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| 118 | } |
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| 119 | |
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| 120 | // MS or SDFITS |
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| 121 | |
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[28] | 122 | // Extract the header from the table. |
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| 123 | SDHeader hdr = table->getSDHeader(); |
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| 124 | Int nPol = hdr.npol; |
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| 125 | Int nChan = hdr.nchan; |
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| 126 | |
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| 127 | // Create the output file and write static data. |
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| 128 | Int status; |
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| 129 | if (status = cWriter->create(filename, hdr.observer, hdr.project, |
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| 130 | hdr.antennaname, hdr.antennaposition, |
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| 131 | hdr.obstype, hdr.equinox, hdr.freqref, |
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| 132 | nChan, nPol, False, False)) { |
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| 133 | cerr << "Failed to create output file." << endl; |
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| 134 | return 1; |
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| 135 | } |
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| 136 | |
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| 137 | Int scanNo = -1; |
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| 138 | Int cycleNo; |
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| 139 | Double mjd0 = 0.0; |
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| 140 | |
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| 141 | Int count = 0; |
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[94] | 142 | for (Int iRow = 0; iRow < table->nRow(); iRow++) { |
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[28] | 143 | // Extract the next integration from the table. |
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| 144 | SDContainer sd = table->getSDContainer(iRow); |
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| 145 | if (sd.scanid != scanNo) { |
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| 146 | scanNo = sd.scanid; |
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| 147 | mjd0 = sd.timestamp; |
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| 148 | cycleNo = 1; |
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| 149 | } else if (fabs(sd.timestamp-mjd0) > sd.interval) { |
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| 150 | cycleNo++; |
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| 151 | } |
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| 152 | |
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| 153 | // Write it out beam by beam. |
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| 154 | for (Int iBeam = 0; iBeam < hdr.nbeam; iBeam++) { |
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| 155 | |
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| 156 | // Write it out IF by IF. |
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| 157 | for (Int iIF = 0; iIF < hdr.nif; iIF++) { |
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| 158 | // None of these are stored in SDMemTable by SDReader. |
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[112] | 159 | //String fieldName = ""; |
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[79] | 160 | //Vector<Double> srcDir(2, 0.0); |
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[28] | 161 | Vector<Double> srcPM(2, 0.0); |
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| 162 | Double srcVel = 0.0; |
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| 163 | Double freqInc = 0.0; |
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[74] | 164 | Double restFreq = 0.0; |
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[112] | 165 | //Vector<Float> tcal(2, 0.0f); |
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| 166 | //String tcalTime = ""; |
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| 167 | //Float azimuth = 0.0f; |
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| 168 | //Float elevation = 0.0f; |
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| 169 | //Float parAngle = 0.0f; |
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[28] | 170 | Float focusAxi = 0.0f; |
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| 171 | Float focusTan = 0.0f; |
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| 172 | Float focusRot = 0.0f; |
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| 173 | Float temperature = 0.0f; |
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| 174 | Float pressure = 0.0f; |
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| 175 | Float humidity = 0.0f; |
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| 176 | Float windSpeed = 0.0f; |
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| 177 | Float windAz = 0.0f; |
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[112] | 178 | //Int refBeam = 0; |
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[79] | 179 | //Vector<Double> direction(2, 0.0); |
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[28] | 180 | Vector<Double> scanRate(2, 0.0); |
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| 181 | Vector<Float> sigma(nPol, 0.0f); |
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| 182 | Vector<Float> calFctr(nPol, 0.0f); |
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| 183 | Matrix<Float> baseLin(nPol,2, 0.0f); |
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| 184 | Matrix<Float> baseSub(nPol,9, 0.0f); |
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| 185 | Complex xCalFctr; |
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| 186 | Vector<Complex> xPol; |
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| 187 | if (status = cWriter->write(sd.scanid, cycleNo, sd.timestamp, |
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[112] | 188 | sd.interval, sd.fieldname, sd.sourcename, |
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[94] | 189 | sd.getDirection(iBeam), |
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| 190 | srcPM, srcVel, iIF+1, hdr.reffreq, |
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[112] | 191 | hdr.bandwidth, freqInc, restFreq, sd.tcal, |
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| 192 | sd.tcaltime, sd.azimuth, sd.elevation, |
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| 193 | sd.parangle, |
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[28] | 194 | focusAxi, focusTan, focusRot, temperature, |
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| 195 | pressure, humidity, windSpeed, windAz, |
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[112] | 196 | sd.refbeam, iBeam+1, |
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[94] | 197 | sd.getDirection(iBeam), |
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| 198 | scanRate, |
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[75] | 199 | sd.getTsys(iBeam, iIF), sigma, calFctr, |
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| 200 | baseLin, baseSub, |
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[28] | 201 | sd.getSpectrum(iBeam, iIF), |
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| 202 | sd.getFlags(iBeam, iIF), |
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| 203 | xCalFctr, xPol)) { |
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| 204 | cerr << "Error writing output file." << endl; |
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| 205 | return 1; |
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| 206 | } |
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| 207 | |
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| 208 | count++; |
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| 209 | } |
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| 210 | } |
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| 211 | } |
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| 212 | |
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| 213 | cout << "SDWriter: wrote " << count << " rows to " << filename << endl; |
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| 214 | cWriter->close(); |
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| 215 | |
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| 216 | return 0; |
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| 217 | } |
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