[1452] | 1 | //#---------------------------------------------------------------------------
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| 2 | //# MBrecord.cc: Class to store an MBFITS single-dish data record.
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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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[1452] | 6 | //#
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[1720] | 7 | //# This file is part of livedata.
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[1452] | 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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| 13 | //#
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| 14 | //# livedata is distributed in the hope that it will be useful, but WITHOUT
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[1452] | 15 | //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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[1720] | 16 | //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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| 17 | //# more details.
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[1452] | 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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[1452] | 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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[1452] | 28 | //# AUSTRALIA
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| 29 | //#
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[1720] | 30 | //# http://www.atnf.csiro.au/computing/software/livedata.html
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| 31 | //# $Id: MBrecord.cc,v 19.14 2009-09-29 07:33:38 cal103 Exp $
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[1452] | 32 | //#---------------------------------------------------------------------------
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| 33 | //# The MBrecord class stores an MBFITS single-dish data record.
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| 34 | //#
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| 35 | //# Original: 2000/08/01 Mark Calabretta, ATNF
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| 36 | //#---------------------------------------------------------------------------
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| 37 |
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| 38 | #include <atnf/PKSIO/MBrecord.h>
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| 39 |
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| 40 | #include <string.h>
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| 41 |
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| 42 | //--------------------------------------------------------- MBrecord::MBrecord
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| 43 |
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| 44 | // Default constructor.
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| 45 |
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| 46 | MBrecord::MBrecord(int nif)
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| 47 | {
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| 48 | // Construct arrays for the required number of IFs.
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| 49 | cNIF = 0;
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| 50 | setNIFs(nif);
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| 51 |
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| 52 | scanNo = 0;
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| 53 | cycleNo = 0;
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| 54 | beamNo = 0;
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| 55 | pCode = 0;
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| 56 | rateAge = 0.0f;
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| 57 | raRate = 0.0f;
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| 58 | decRate = 0.0f;
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| 59 | nIF = 0;
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| 60 | }
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| 61 |
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| 62 | //-------------------------------------------------------- MBrecord::~MBrecord
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| 63 |
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| 64 | // Destructor.
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| 65 |
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| 66 | MBrecord::~MBrecord()
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| 67 | {
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| 68 | free();
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| 69 | }
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| 70 |
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| 71 | //---------------------------------------------------------- MBrecord::setNIFs
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| 72 |
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| 73 | // Expand arrays if necessary to accomodate the required number of IFs; never
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| 74 | // contracts them.
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| 75 |
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| 76 | void MBrecord::setNIFs(int nif)
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| 77 | {
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| 78 | if (nif < 1) return;
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| 79 |
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| 80 | if (cNIF < nif) {
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| 81 | // Too few IFs, free everything.
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| 82 | if (cNIF) free();
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| 83 | }
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| 84 |
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| 85 | if (cNIF == 0) {
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| 86 | IFno = new short[nif];
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| 87 | nChan = new int[nif];
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| 88 | nPol = new int[nif];
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| 89 | fqRefPix = new float[nif];
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| 90 | fqRefVal = new double[nif];
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| 91 | fqDelt = new double[nif];
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| 92 |
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| 93 | tsys = new float[nif][2];
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| 94 | calfctr = new float[nif][2];
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| 95 | xcalfctr = new float[nif][2];
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| 96 | baseLin = new float[nif][2][2];
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[1635] | 97 | baseSub = new float[nif][2][24];
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[1452] | 98 | spectra = new float*[nif];
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| 99 | flagged = new unsigned char*[nif];
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| 100 | xpol = new float*[nif];
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| 101 | tcal = new float[nif][2];
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| 102 |
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| 103 | cNProd = new int[nif];
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| 104 | cNXPol = new int[nif];
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| 105 |
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| 106 | for (int iIF = 0; iIF < nif; iIF++) {
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| 107 | spectra[iIF] = 0x0;
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| 108 | flagged[iIF] = 0x0;
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| 109 | xpol[iIF] = 0x0;
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| 110 |
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| 111 | cNProd[iIF] = 0;
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| 112 | cNXPol[iIF] = 0;
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| 113 | }
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| 114 |
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| 115 | // The number we can accomodate, may exceed the number we have.
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| 116 | cNIF = nif;
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| 117 | }
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| 118 | }
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| 119 |
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| 120 | //--------------------------------------------------------- MBrecord::allocate
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| 121 |
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| 122 | // Ensure there is enough storage for the specified number of spectral
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| 123 | // products (channels x polarizations) for IF with array index iIF (i.e.
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| 124 | // the actual IF number is IFno[iIF]). Expands arrays if necessary but
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| 125 | // never contracts.
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| 126 |
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| 127 | void MBrecord::allocate(
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| 128 | int iIF,
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| 129 | int nprod,
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| 130 | int nxpol)
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| 131 | {
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| 132 | // Don't mess with storage we didn't allocate.
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| 133 | if (cNProd[iIF] || spectra[iIF] == 0x0) {
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| 134 | if (cNProd[iIF] < nprod) {
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| 135 | if (cNProd[iIF]) {
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| 136 | // Free storage previously allocated.
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| 137 | delete [] spectra[iIF];
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| 138 | delete [] flagged[iIF];
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| 139 | }
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| 140 |
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| 141 | // Reallocate data storage.
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| 142 | cNProd[iIF] = nprod;
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| 143 | spectra[iIF] = new float[nprod];
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| 144 | flagged[iIF] = new unsigned char[nprod];
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| 145 | }
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| 146 | }
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| 147 |
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| 148 | if (cNXPol[iIF] || xpol[iIF] == 0x0) {
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| 149 | if (cNXPol[iIF] < nxpol) {
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| 150 | if (cNXPol[iIF]) {
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| 151 | // Free storage previously allocated.
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| 152 | delete [] xpol[iIF];
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| 153 | }
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| 154 |
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| 155 | // Reallocate xpol storage.
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| 156 | cNXPol[iIF] = nxpol;
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| 157 | xpol[iIF] = new float[nxpol];
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| 158 | }
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| 159 | }
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| 160 | }
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| 161 |
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| 162 | //------------------------------------------------------------- MBrecord::free
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| 163 |
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| 164 | // Free all allocated storage.
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| 165 |
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| 166 | void MBrecord::free()
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| 167 | {
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| 168 | if (cNIF) {
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| 169 | for (int iIF = 0; iIF < cNIF; iIF++) {
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| 170 | // Don't free storage we didn't allocate.
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| 171 | if (cNProd[iIF]) {
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| 172 | delete [] spectra[iIF];
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| 173 | delete [] flagged[iIF];
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| 174 | }
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| 175 |
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| 176 | if (cNXPol[iIF]) {
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| 177 | delete [] xpol[iIF];
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| 178 | }
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| 179 | }
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| 180 |
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| 181 | delete [] IFno;
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| 182 | delete [] nChan;
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| 183 | delete [] nPol;
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| 184 | delete [] fqRefPix;
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| 185 | delete [] fqRefVal;
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| 186 | delete [] fqDelt;
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| 187 |
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| 188 | delete [] tsys;
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| 189 | delete [] calfctr;
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| 190 | delete [] xcalfctr;
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| 191 | delete [] baseLin;
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| 192 | delete [] baseSub;
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| 193 |
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| 194 | delete [] spectra;
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| 195 | delete [] flagged;
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| 196 | delete [] xpol;
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| 197 |
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| 198 | delete [] tcal;
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| 199 |
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| 200 | delete [] cNProd;
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| 201 | delete [] cNXPol;
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| 202 |
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| 203 | cNIF = 0;
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| 204 | }
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| 205 | }
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| 206 |
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| 207 | //-------------------------------------------------------- MBrecord::operator=
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| 208 |
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| 209 | // Do a deep copy of one MBrecord to another.
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| 210 |
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| 211 | MBrecord &MBrecord::operator=(const MBrecord &other)
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| 212 | {
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| 213 | if (this == &other) {
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| 214 | return *this;
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| 215 | }
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| 216 |
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| 217 | setNIFs(other.nIF);
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| 218 |
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| 219 | scanNo = other.scanNo;
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| 220 | cycleNo = other.cycleNo;
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| 221 | strcpy(datobs, other.datobs);
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| 222 | utc = other.utc;
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| 223 |
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| 224 | exposure = other.exposure;
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| 225 | strcpy(srcName, other.srcName);
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| 226 | srcRA = other.srcRA;
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| 227 | srcDec = other.srcDec;
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| 228 | restFreq = other.restFreq;
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| 229 | strcpy(obsType, other.obsType);
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| 230 |
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| 231 | // Beam-dependent parameters.
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| 232 | beamNo = other.beamNo;
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| 233 | ra = other.ra;
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| 234 | dec = other.dec;
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| 235 | pCode = other.pCode;
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| 236 | rateAge = other.rateAge;
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| 237 | raRate = other.raRate;
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| 238 | decRate = other.decRate;
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| 239 |
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| 240 | // IF-dependent parameters.
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| 241 | nIF = other.nIF;
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| 242 | for (int iIF = 0; iIF < nIF; iIF++) {
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| 243 | IFno[iIF] = other.IFno[iIF];
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| 244 | nChan[iIF] = other.nChan[iIF];
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| 245 | nPol[iIF] = other.nPol[iIF];
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| 246 | fqRefPix[iIF] = other.fqRefPix[iIF];
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| 247 | fqRefVal[iIF] = other.fqRefVal[iIF];
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| 248 | fqDelt[iIF] = other.fqDelt[iIF];
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| 249 |
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| 250 | for (int j = 0; j < 2; j++) {
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| 251 | tsys[iIF][j] = other.tsys[iIF][j];
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| 252 | }
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| 253 |
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| 254 | for (int j = 0; j < 2; j++) {
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| 255 | calfctr[iIF][j] = other.calfctr[iIF][j];
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| 256 | xcalfctr[iIF][j] = other.xcalfctr[iIF][j];
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| 257 | }
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| 258 |
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| 259 | haveBase = other.haveBase;
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| 260 | for (int ipol = 0; ipol < nPol[iIF]; ipol++) {
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| 261 | baseLin[iIF][ipol][0] = other.baseLin[iIF][ipol][0];
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| 262 | baseLin[iIF][ipol][1] = other.baseLin[iIF][ipol][1];
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| 263 |
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[1635] | 264 | for (int j = 0; j < 24; j++) {
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[1452] | 265 | baseSub[iIF][ipol][j] = other.baseSub[iIF][ipol][j];
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| 266 | }
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| 267 | }
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| 268 |
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| 269 | for (int j = 0; j < 2; j++) {
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| 270 | tcal[iIF][j] = other.tcal[iIF][j];
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| 271 | }
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| 272 | }
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| 273 |
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| 274 | haveSpectra = other.haveSpectra;
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| 275 | if (haveSpectra) {
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| 276 | for (int iIF = 0; iIF < nIF; iIF++) {
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| 277 | int nprod = nChan[iIF] * nPol[iIF];
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| 278 | int nxpol = other.xpol[iIF] ? nChan[iIF] * 2 : 0;
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| 279 | allocate(iIF, nprod, nxpol);
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| 280 | }
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| 281 |
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| 282 | // Copy data.
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| 283 | for (int iIF = 0; iIF < nIF; iIF++) {
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| 284 | float *specp = spectra[iIF];
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| 285 | float *ospecp = other.spectra[iIF];
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| 286 | unsigned char *flagp = flagged[iIF];
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| 287 | unsigned char *oflagp = other.flagged[iIF];
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| 288 | for (int j = 0; j < nChan[iIF]*nPol[iIF]; j++) {
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| 289 | *(specp++) = *(ospecp++);
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| 290 | *(flagp++) = *(oflagp++);
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| 291 | }
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| 292 |
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| 293 | if (xpol[iIF]) {
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| 294 | float *xpolp = xpol[iIF];
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| 295 | float *oxpolp = other.xpol[iIF];
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| 296 | for (int j = 0; j < 2*nChan[iIF]; j++) {
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| 297 | *(xpolp++) = *(oxpolp++);
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| 298 | }
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| 299 | }
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| 300 | }
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| 301 | }
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| 302 |
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| 303 | extraSysCal = other.extraSysCal;
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| 304 |
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| 305 | azimuth = other.azimuth;
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| 306 | elevation = other.elevation;
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| 307 | parAngle = other.parAngle;
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| 308 | paRate = other.paRate;
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| 309 |
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| 310 | focusAxi = other.focusAxi;
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| 311 | focusTan = other.focusTan;
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| 312 | focusRot = other.focusRot;
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| 313 |
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| 314 | temp = other.temp;
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| 315 | pressure = other.pressure;
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| 316 | humidity = other.humidity;
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| 317 | windSpeed = other.windSpeed;
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| 318 | windAz = other.windAz;
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| 319 |
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| 320 | strcpy(tcalTime, other.tcalTime);
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| 321 |
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| 322 | refBeam = other.refBeam;
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| 323 |
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| 324 | return *this;
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| 325 | }
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| 326 |
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| 327 | //---------------------------------------------------------- MBrecord::extract
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| 328 |
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| 329 | // Extract a selected IF from one MBrecord into another.
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| 330 |
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| 331 | int MBrecord::extract(const MBrecord &other, int iIF)
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| 332 | {
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| 333 | if (this == &other) {
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| 334 | return 1;
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| 335 | }
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| 336 |
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| 337 | setNIFs(1);
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| 338 |
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| 339 | scanNo = other.scanNo;
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| 340 | cycleNo = other.cycleNo;
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| 341 | strcpy(datobs, other.datobs);
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| 342 | utc = other.utc;
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| 343 |
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| 344 | exposure = other.exposure;
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| 345 | strcpy(srcName, other.srcName);
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| 346 | srcRA = other.srcRA;
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| 347 | srcDec = other.srcDec;
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| 348 | restFreq = other.restFreq;
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| 349 | strcpy(obsType, other.obsType);
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| 350 |
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| 351 | // Beam-dependent parameters.
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| 352 | beamNo = other.beamNo;
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| 353 | ra = other.ra;
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| 354 | dec = other.dec;
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| 355 | pCode = other.pCode;
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| 356 | rateAge = other.rateAge;
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| 357 | raRate = other.raRate;
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| 358 | decRate = other.decRate;
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| 359 | paRate = other.paRate;
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| 360 |
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| 361 | // IF-dependent parameters.
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| 362 | nIF = 1;
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| 363 | IFno[0] = other.IFno[iIF];
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| 364 | nChan[0] = other.nChan[iIF];
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| 365 | nPol[0] = other.nPol[iIF];
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| 366 | fqRefPix[0] = other.fqRefPix[iIF];
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| 367 | fqRefVal[0] = other.fqRefVal[iIF];
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| 368 | fqDelt[0] = other.fqDelt[iIF];
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| 369 |
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| 370 | for (int j = 0; j < 2; j++) {
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| 371 | tsys[0][j] = other.tsys[iIF][j];
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| 372 | }
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| 373 |
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| 374 | for (int j = 0; j < 2; j++) {
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| 375 | calfctr[0][j] = other.calfctr[iIF][j];
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| 376 | xcalfctr[0][j] = other.xcalfctr[iIF][j];
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| 377 | }
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| 378 |
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| 379 | haveBase = other.haveBase;
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| 380 | for (int ipol = 0; ipol < nPol[0]; ipol++) {
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| 381 | baseLin[0][ipol][0] = other.baseLin[iIF][ipol][0];
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| 382 | baseLin[0][ipol][1] = other.baseLin[iIF][ipol][1];
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| 383 |
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[1635] | 384 | for (int j = 0; j < 24; j++) {
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[1452] | 385 | baseSub[0][ipol][j] = other.baseSub[iIF][ipol][j];
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| 386 | }
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| 387 | }
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| 388 |
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| 389 | for (int j = 0; j < 2; j++) {
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| 390 | tcal[0][j] = other.tcal[iIF][j];
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| 391 | }
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| 392 |
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| 393 | haveSpectra = other.haveSpectra;
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| 394 | if (haveSpectra) {
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| 395 | int nprod = nChan[0] * nPol[0];
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| 396 | int nxpol = other.xpol[iIF] ? nChan[0] * 2 : 0;
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| 397 | allocate(0, nprod, nxpol);
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| 398 |
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| 399 | // Copy data.
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| 400 | float *specp = spectra[0];
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| 401 | float *ospecp = other.spectra[iIF];
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| 402 | unsigned char *flagp = flagged[0];
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| 403 | unsigned char *oflagp = other.flagged[iIF];
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| 404 | for (int j = 0; j < nChan[0]*nPol[0]; j++) {
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| 405 | *(specp++) = *(ospecp++);
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| 406 | *(flagp++) = *(oflagp++);
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| 407 | }
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| 408 |
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| 409 | if (xpol[0]) {
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| 410 | float *xpolp = xpol[0];
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| 411 | float *oxpolp = other.xpol[iIF];
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| 412 | for (int j = 0; j < 2*nChan[0]; j++) {
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| 413 | *(xpolp++) = *(oxpolp++);
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| 414 | }
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| 415 | }
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| 416 | }
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| 417 |
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| 418 | extraSysCal = other.extraSysCal;
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| 419 |
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| 420 | azimuth = other.azimuth;
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| 421 | elevation = other.elevation;
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| 422 | parAngle = other.parAngle;
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| 423 |
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| 424 | focusAxi = other.focusAxi;
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| 425 | focusTan = other.focusTan;
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| 426 | focusRot = other.focusRot;
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| 427 |
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| 428 | temp = other.temp;
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| 429 | pressure = other.pressure;
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| 430 | humidity = other.humidity;
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| 431 | windSpeed = other.windSpeed;
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| 432 | windAz = other.windAz;
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| 433 |
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| 434 | strcpy(tcalTime, other.tcalTime);
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| 435 |
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| 436 | refBeam = other.refBeam;
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| 437 |
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| 438 | return 0;
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| 439 | }
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