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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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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6 | //# |
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7 | //# This file is part of livedata. |
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8 | //# |
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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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15 | //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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16 | //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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17 | //# more details. |
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18 | //# |
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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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21 | //# |
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22 | //# Correspondence concerning livedata may be directed to: |
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23 | //# Internet email: mcalabre@atnf.csiro.au |
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24 | //# Postal address: Dr. Mark Calabretta |
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25 | //# Australia Telescope National Facility, CSIRO |
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26 | //# PO Box 76 |
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27 | //# Epping NSW 1710 |
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28 | //# AUSTRALIA |
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29 | //# |
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30 | //# http://www.atnf.csiro.au/computing/software/livedata.html |
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31 | //# $Id: MBrecord.cc,v 19.14 2009-09-29 07:33:38 cal103 Exp $ |
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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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97 | baseSub = new float[nif][2][24]; |
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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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264 | for (int j = 0; j < 24; j++) { |
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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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384 | for (int j = 0; j < 24; j++) { |
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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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