[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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[1635] | 4 | //# Copyright (C) 2000-2009 |
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[1452] | 5 | //# Mark Calabretta, ATNF |
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| 6 | //# |
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| 7 | //# This library is free software; you can redistribute it and/or modify it |
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| 8 | //# under the terms of the GNU Library General Public License as published by |
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| 9 | //# the Free Software Foundation; either version 2 of the License, or (at your |
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| 10 | //# option) any later version. |
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| 11 | //# |
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| 12 | //# This library is distributed in the hope that it will be useful, but WITHOUT |
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| 13 | //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| 14 | //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public |
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| 15 | //# License for more details. |
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| 16 | //# |
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| 17 | //# You should have received a copy of the GNU Library General Public License |
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| 18 | //# along with this library; if not, write to the Free Software Foundation, |
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| 19 | //# Inc., 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: mcalabre@atnf.csiro.au. |
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| 23 | //# Postal address: Dr. Mark Calabretta, |
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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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[1635] | 29 | //# $Id: MBrecord.cc,v 19.13 2009-03-24 06:15:33 cal103 Exp $ |
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[1452] | 30 | //#--------------------------------------------------------------------------- |
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| 31 | //# The MBrecord class stores an MBFITS single-dish data record. |
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| 32 | //# |
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| 33 | //# Original: 2000/08/01 Mark Calabretta, ATNF |
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| 34 | //#--------------------------------------------------------------------------- |
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| 35 | |
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| 36 | #include <atnf/PKSIO/MBrecord.h> |
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| 37 | |
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| 38 | #include <string.h> |
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| 39 | |
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| 40 | //--------------------------------------------------------- MBrecord::MBrecord |
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| 41 | |
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| 42 | // Default constructor. |
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| 43 | |
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| 44 | MBrecord::MBrecord(int nif) |
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| 45 | { |
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| 46 | // Construct arrays for the required number of IFs. |
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| 47 | cNIF = 0; |
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| 48 | setNIFs(nif); |
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| 49 | |
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| 50 | scanNo = 0; |
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| 51 | cycleNo = 0; |
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| 52 | beamNo = 0; |
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| 53 | pCode = 0; |
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| 54 | rateAge = 0.0f; |
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| 55 | raRate = 0.0f; |
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| 56 | decRate = 0.0f; |
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| 57 | nIF = 0; |
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| 58 | } |
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| 59 | |
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| 60 | //-------------------------------------------------------- MBrecord::~MBrecord |
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| 61 | |
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| 62 | // Destructor. |
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| 63 | |
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| 64 | MBrecord::~MBrecord() |
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| 65 | { |
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| 66 | free(); |
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| 67 | } |
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| 68 | |
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| 69 | //---------------------------------------------------------- MBrecord::setNIFs |
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| 70 | |
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| 71 | // Expand arrays if necessary to accomodate the required number of IFs; never |
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| 72 | // contracts them. |
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| 73 | |
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| 74 | void MBrecord::setNIFs(int nif) |
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| 75 | { |
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| 76 | if (nif < 1) return; |
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| 77 | |
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| 78 | if (cNIF < nif) { |
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| 79 | // Too few IFs, free everything. |
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| 80 | if (cNIF) free(); |
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| 81 | } |
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| 82 | |
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| 83 | if (cNIF == 0) { |
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| 84 | IFno = new short[nif]; |
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| 85 | nChan = new int[nif]; |
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| 86 | nPol = new int[nif]; |
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| 87 | fqRefPix = new float[nif]; |
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| 88 | fqRefVal = new double[nif]; |
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| 89 | fqDelt = new double[nif]; |
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| 90 | |
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| 91 | tsys = new float[nif][2]; |
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| 92 | calfctr = new float[nif][2]; |
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| 93 | xcalfctr = new float[nif][2]; |
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| 94 | baseLin = new float[nif][2][2]; |
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[1635] | 95 | baseSub = new float[nif][2][24]; |
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[1452] | 96 | spectra = new float*[nif]; |
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| 97 | flagged = new unsigned char*[nif]; |
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| 98 | xpol = new float*[nif]; |
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| 99 | tcal = new float[nif][2]; |
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| 100 | |
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| 101 | cNProd = new int[nif]; |
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| 102 | cNXPol = new int[nif]; |
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| 103 | |
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| 104 | for (int iIF = 0; iIF < nif; iIF++) { |
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| 105 | spectra[iIF] = 0x0; |
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| 106 | flagged[iIF] = 0x0; |
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| 107 | xpol[iIF] = 0x0; |
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| 108 | |
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| 109 | cNProd[iIF] = 0; |
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| 110 | cNXPol[iIF] = 0; |
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| 111 | } |
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| 112 | |
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| 113 | // The number we can accomodate, may exceed the number we have. |
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| 114 | cNIF = nif; |
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| 115 | } |
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| 116 | } |
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| 117 | |
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| 118 | //--------------------------------------------------------- MBrecord::allocate |
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| 119 | |
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| 120 | // Ensure there is enough storage for the specified number of spectral |
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| 121 | // products (channels x polarizations) for IF with array index iIF (i.e. |
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| 122 | // the actual IF number is IFno[iIF]). Expands arrays if necessary but |
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| 123 | // never contracts. |
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| 124 | |
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| 125 | void MBrecord::allocate( |
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| 126 | int iIF, |
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| 127 | int nprod, |
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| 128 | int nxpol) |
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| 129 | { |
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| 130 | // Don't mess with storage we didn't allocate. |
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| 131 | if (cNProd[iIF] || spectra[iIF] == 0x0) { |
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| 132 | if (cNProd[iIF] < nprod) { |
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| 133 | if (cNProd[iIF]) { |
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| 134 | // Free storage previously allocated. |
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| 135 | delete [] spectra[iIF]; |
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| 136 | delete [] flagged[iIF]; |
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| 137 | } |
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| 138 | |
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| 139 | // Reallocate data storage. |
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| 140 | cNProd[iIF] = nprod; |
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| 141 | spectra[iIF] = new float[nprod]; |
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| 142 | flagged[iIF] = new unsigned char[nprod]; |
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| 143 | } |
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| 144 | } |
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| 145 | |
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| 146 | if (cNXPol[iIF] || xpol[iIF] == 0x0) { |
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| 147 | if (cNXPol[iIF] < nxpol) { |
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| 148 | if (cNXPol[iIF]) { |
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| 149 | // Free storage previously allocated. |
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| 150 | delete [] xpol[iIF]; |
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| 151 | } |
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| 152 | |
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| 153 | // Reallocate xpol storage. |
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| 154 | cNXPol[iIF] = nxpol; |
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| 155 | xpol[iIF] = new float[nxpol]; |
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| 156 | } |
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| 157 | } |
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| 158 | } |
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| 159 | |
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| 160 | //------------------------------------------------------------- MBrecord::free |
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| 161 | |
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| 162 | // Free all allocated storage. |
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| 163 | |
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| 164 | void MBrecord::free() |
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| 165 | { |
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| 166 | if (cNIF) { |
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| 167 | for (int iIF = 0; iIF < cNIF; iIF++) { |
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| 168 | // Don't free storage we didn't allocate. |
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| 169 | if (cNProd[iIF]) { |
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| 170 | delete [] spectra[iIF]; |
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| 171 | delete [] flagged[iIF]; |
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| 172 | } |
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| 173 | |
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| 174 | if (cNXPol[iIF]) { |
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| 175 | delete [] xpol[iIF]; |
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| 176 | } |
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| 177 | } |
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| 178 | |
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| 179 | delete [] IFno; |
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| 180 | delete [] nChan; |
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| 181 | delete [] nPol; |
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| 182 | delete [] fqRefPix; |
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| 183 | delete [] fqRefVal; |
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| 184 | delete [] fqDelt; |
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| 185 | |
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| 186 | delete [] tsys; |
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| 187 | delete [] calfctr; |
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| 188 | delete [] xcalfctr; |
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| 189 | delete [] baseLin; |
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| 190 | delete [] baseSub; |
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| 191 | |
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| 192 | delete [] spectra; |
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| 193 | delete [] flagged; |
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| 194 | delete [] xpol; |
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| 195 | |
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| 196 | delete [] tcal; |
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| 197 | |
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| 198 | delete [] cNProd; |
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| 199 | delete [] cNXPol; |
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| 200 | |
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| 201 | cNIF = 0; |
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| 202 | } |
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| 203 | } |
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| 204 | |
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| 205 | //-------------------------------------------------------- MBrecord::operator= |
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| 206 | |
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| 207 | // Do a deep copy of one MBrecord to another. |
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| 208 | |
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| 209 | MBrecord &MBrecord::operator=(const MBrecord &other) |
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| 210 | { |
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| 211 | if (this == &other) { |
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| 212 | return *this; |
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| 213 | } |
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| 214 | |
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| 215 | setNIFs(other.nIF); |
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| 216 | |
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| 217 | scanNo = other.scanNo; |
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| 218 | cycleNo = other.cycleNo; |
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| 219 | strcpy(datobs, other.datobs); |
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| 220 | utc = other.utc; |
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| 221 | |
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| 222 | exposure = other.exposure; |
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| 223 | strcpy(srcName, other.srcName); |
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| 224 | srcRA = other.srcRA; |
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| 225 | srcDec = other.srcDec; |
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| 226 | restFreq = other.restFreq; |
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| 227 | strcpy(obsType, other.obsType); |
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| 228 | |
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| 229 | // Beam-dependent parameters. |
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| 230 | beamNo = other.beamNo; |
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| 231 | ra = other.ra; |
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| 232 | dec = other.dec; |
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| 233 | pCode = other.pCode; |
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| 234 | rateAge = other.rateAge; |
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| 235 | raRate = other.raRate; |
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| 236 | decRate = other.decRate; |
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| 237 | |
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| 238 | // IF-dependent parameters. |
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| 239 | nIF = other.nIF; |
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| 240 | for (int iIF = 0; iIF < nIF; iIF++) { |
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| 241 | IFno[iIF] = other.IFno[iIF]; |
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| 242 | nChan[iIF] = other.nChan[iIF]; |
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| 243 | nPol[iIF] = other.nPol[iIF]; |
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| 244 | fqRefPix[iIF] = other.fqRefPix[iIF]; |
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| 245 | fqRefVal[iIF] = other.fqRefVal[iIF]; |
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| 246 | fqDelt[iIF] = other.fqDelt[iIF]; |
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| 247 | |
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| 248 | for (int j = 0; j < 2; j++) { |
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| 249 | tsys[iIF][j] = other.tsys[iIF][j]; |
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| 250 | } |
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| 251 | |
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| 252 | for (int j = 0; j < 2; j++) { |
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| 253 | calfctr[iIF][j] = other.calfctr[iIF][j]; |
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| 254 | xcalfctr[iIF][j] = other.xcalfctr[iIF][j]; |
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| 255 | } |
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| 256 | |
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| 257 | haveBase = other.haveBase; |
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| 258 | for (int ipol = 0; ipol < nPol[iIF]; ipol++) { |
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| 259 | baseLin[iIF][ipol][0] = other.baseLin[iIF][ipol][0]; |
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| 260 | baseLin[iIF][ipol][1] = other.baseLin[iIF][ipol][1]; |
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| 261 | |
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[1635] | 262 | for (int j = 0; j < 24; j++) { |
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[1452] | 263 | baseSub[iIF][ipol][j] = other.baseSub[iIF][ipol][j]; |
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| 264 | } |
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| 265 | } |
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| 266 | |
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| 267 | for (int j = 0; j < 2; j++) { |
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| 268 | tcal[iIF][j] = other.tcal[iIF][j]; |
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| 269 | } |
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| 270 | } |
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| 271 | |
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| 272 | haveSpectra = other.haveSpectra; |
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| 273 | if (haveSpectra) { |
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| 274 | for (int iIF = 0; iIF < nIF; iIF++) { |
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| 275 | int nprod = nChan[iIF] * nPol[iIF]; |
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| 276 | int nxpol = other.xpol[iIF] ? nChan[iIF] * 2 : 0; |
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| 277 | allocate(iIF, nprod, nxpol); |
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| 278 | } |
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| 279 | |
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| 280 | // Copy data. |
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| 281 | for (int iIF = 0; iIF < nIF; iIF++) { |
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| 282 | float *specp = spectra[iIF]; |
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| 283 | float *ospecp = other.spectra[iIF]; |
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| 284 | unsigned char *flagp = flagged[iIF]; |
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| 285 | unsigned char *oflagp = other.flagged[iIF]; |
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| 286 | for (int j = 0; j < nChan[iIF]*nPol[iIF]; j++) { |
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| 287 | *(specp++) = *(ospecp++); |
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| 288 | *(flagp++) = *(oflagp++); |
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| 289 | } |
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| 290 | |
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| 291 | if (xpol[iIF]) { |
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| 292 | float *xpolp = xpol[iIF]; |
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| 293 | float *oxpolp = other.xpol[iIF]; |
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| 294 | for (int j = 0; j < 2*nChan[iIF]; j++) { |
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| 295 | *(xpolp++) = *(oxpolp++); |
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| 296 | } |
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| 297 | } |
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| 298 | } |
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| 299 | } |
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| 300 | |
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| 301 | extraSysCal = other.extraSysCal; |
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| 302 | |
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| 303 | azimuth = other.azimuth; |
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| 304 | elevation = other.elevation; |
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| 305 | parAngle = other.parAngle; |
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| 306 | paRate = other.paRate; |
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| 307 | |
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| 308 | focusAxi = other.focusAxi; |
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| 309 | focusTan = other.focusTan; |
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| 310 | focusRot = other.focusRot; |
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| 311 | |
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| 312 | temp = other.temp; |
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| 313 | pressure = other.pressure; |
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| 314 | humidity = other.humidity; |
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| 315 | windSpeed = other.windSpeed; |
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| 316 | windAz = other.windAz; |
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| 317 | |
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| 318 | strcpy(tcalTime, other.tcalTime); |
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| 319 | |
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| 320 | refBeam = other.refBeam; |
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| 321 | |
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| 322 | return *this; |
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| 323 | } |
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| 324 | |
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| 325 | //---------------------------------------------------------- MBrecord::extract |
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| 326 | |
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| 327 | // Extract a selected IF from one MBrecord into another. |
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| 328 | |
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| 329 | int MBrecord::extract(const MBrecord &other, int iIF) |
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| 330 | { |
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| 331 | if (this == &other) { |
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| 332 | return 1; |
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| 333 | } |
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| 334 | |
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| 335 | setNIFs(1); |
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| 336 | |
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| 337 | scanNo = other.scanNo; |
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| 338 | cycleNo = other.cycleNo; |
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| 339 | strcpy(datobs, other.datobs); |
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| 340 | utc = other.utc; |
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| 341 | |
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| 342 | exposure = other.exposure; |
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| 343 | strcpy(srcName, other.srcName); |
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| 344 | srcRA = other.srcRA; |
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| 345 | srcDec = other.srcDec; |
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| 346 | restFreq = other.restFreq; |
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| 347 | strcpy(obsType, other.obsType); |
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| 348 | |
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| 349 | // Beam-dependent parameters. |
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| 350 | beamNo = other.beamNo; |
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| 351 | ra = other.ra; |
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| 352 | dec = other.dec; |
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| 353 | pCode = other.pCode; |
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| 354 | rateAge = other.rateAge; |
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| 355 | raRate = other.raRate; |
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| 356 | decRate = other.decRate; |
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| 357 | paRate = other.paRate; |
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| 358 | |
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| 359 | // IF-dependent parameters. |
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| 360 | nIF = 1; |
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| 361 | IFno[0] = other.IFno[iIF]; |
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| 362 | nChan[0] = other.nChan[iIF]; |
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| 363 | nPol[0] = other.nPol[iIF]; |
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| 364 | fqRefPix[0] = other.fqRefPix[iIF]; |
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| 365 | fqRefVal[0] = other.fqRefVal[iIF]; |
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| 366 | fqDelt[0] = other.fqDelt[iIF]; |
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| 367 | |
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| 368 | for (int j = 0; j < 2; j++) { |
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| 369 | tsys[0][j] = other.tsys[iIF][j]; |
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| 370 | } |
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| 371 | |
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| 372 | for (int j = 0; j < 2; j++) { |
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| 373 | calfctr[0][j] = other.calfctr[iIF][j]; |
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| 374 | xcalfctr[0][j] = other.xcalfctr[iIF][j]; |
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| 375 | } |
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| 376 | |
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| 377 | haveBase = other.haveBase; |
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| 378 | for (int ipol = 0; ipol < nPol[0]; ipol++) { |
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| 379 | baseLin[0][ipol][0] = other.baseLin[iIF][ipol][0]; |
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| 380 | baseLin[0][ipol][1] = other.baseLin[iIF][ipol][1]; |
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| 381 | |
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[1635] | 382 | for (int j = 0; j < 24; j++) { |
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[1452] | 383 | baseSub[0][ipol][j] = other.baseSub[iIF][ipol][j]; |
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| 384 | } |
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| 385 | } |
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| 386 | |
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| 387 | for (int j = 0; j < 2; j++) { |
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| 388 | tcal[0][j] = other.tcal[iIF][j]; |
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| 389 | } |
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| 390 | |
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| 391 | haveSpectra = other.haveSpectra; |
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| 392 | if (haveSpectra) { |
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| 393 | int nprod = nChan[0] * nPol[0]; |
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| 394 | int nxpol = other.xpol[iIF] ? nChan[0] * 2 : 0; |
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| 395 | allocate(0, nprod, nxpol); |
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| 396 | |
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| 397 | // Copy data. |
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| 398 | float *specp = spectra[0]; |
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| 399 | float *ospecp = other.spectra[iIF]; |
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| 400 | unsigned char *flagp = flagged[0]; |
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| 401 | unsigned char *oflagp = other.flagged[iIF]; |
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| 402 | for (int j = 0; j < nChan[0]*nPol[0]; j++) { |
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| 403 | *(specp++) = *(ospecp++); |
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| 404 | *(flagp++) = *(oflagp++); |
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| 405 | } |
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| 406 | |
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| 407 | if (xpol[0]) { |
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| 408 | float *xpolp = xpol[0]; |
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| 409 | float *oxpolp = other.xpol[iIF]; |
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| 410 | for (int j = 0; j < 2*nChan[0]; j++) { |
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| 411 | *(xpolp++) = *(oxpolp++); |
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| 412 | } |
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| 413 | } |
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| 414 | } |
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| 415 | |
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| 416 | extraSysCal = other.extraSysCal; |
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| 417 | |
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| 418 | azimuth = other.azimuth; |
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| 419 | elevation = other.elevation; |
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| 420 | parAngle = other.parAngle; |
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| 421 | |
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| 422 | focusAxi = other.focusAxi; |
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| 423 | focusTan = other.focusTan; |
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| 424 | focusRot = other.focusRot; |
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| 425 | |
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| 426 | temp = other.temp; |
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| 427 | pressure = other.pressure; |
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| 428 | humidity = other.humidity; |
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| 429 | windSpeed = other.windSpeed; |
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| 430 | windAz = other.windAz; |
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| 431 | |
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| 432 | strcpy(tcalTime, other.tcalTime); |
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| 433 | |
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| 434 | refBeam = other.refBeam; |
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| 435 | |
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| 436 | return 0; |
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| 437 | } |
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