1 | //#--------------------------------------------------------------------------- |
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2 | //# NROReader.cc: Base class for NRO headerdata. |
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3 | //#--------------------------------------------------------------------------- |
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4 | //# Copyright (C) 2000-2006 |
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5 | //# Associated Universities, Inc. Washington DC, USA. |
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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 AIPS++ should be addressed as follows: |
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22 | //# Internet email: aips2-request@nrao.edu. |
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23 | //# Postal address: AIPS++ Project Office |
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24 | //# National Radio Astronomy Observatory |
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25 | //# 520 Edgemont Road |
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26 | //# Charlottesville, VA 22903-2475 USA |
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27 | //# |
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28 | //# $Id$ |
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29 | //#--------------------------------------------------------------------------- |
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30 | //# Original: 2008/10/30, Takeshi Nakazato, NAOJ |
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31 | //#--------------------------------------------------------------------------- |
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32 | |
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33 | #include <atnf/PKSIO/NROReader.h> |
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34 | #include <atnf/PKSIO/NRO45Reader.h> |
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35 | #include <atnf/PKSIO/ASTEReader.h> |
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36 | #include <atnf/PKSIO/ASTEFXReader.h> |
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37 | #include <atnf/PKSIO/NRO45FITSReader.h> |
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38 | #include <atnf/PKSIO/NROOTFDataset.h> |
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39 | #include <atnf/PKSIO/ASTEDataset.h> |
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40 | |
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41 | #include <measures/Measures/MEpoch.h> |
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42 | #include <measures/Measures/MPosition.h> |
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43 | #include <measures/Measures/MDirection.h> |
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44 | #include <measures/Measures/MCDirection.h> |
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45 | #include <measures/Measures/MeasFrame.h> |
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46 | #include <measures/Measures/MeasConvert.h> |
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47 | |
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48 | #include <casa/Logging/LogIO.h> |
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49 | #include <casa/IO/RegularFileIO.h> |
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50 | #include <casa/OS/File.h> |
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51 | #include <casa/OS/Time.h> |
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52 | |
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53 | #include <stdio.h> |
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54 | #include <string> |
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55 | #include <iomanip> |
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56 | #include <cassert> |
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57 | |
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58 | using namespace std ; |
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59 | |
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60 | namespace { |
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61 | // to limit template argument to specified type |
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62 | template<class T> |
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63 | inline bool type_guard() { |
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64 | return false; |
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65 | } |
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66 | template<> |
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67 | inline bool type_guard<string>() { |
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68 | return true; |
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69 | } |
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70 | template<> |
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71 | inline bool type_guard<String>() { |
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72 | return true; |
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73 | } |
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74 | |
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75 | // T must be std::string or casacore::String |
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76 | template<class T> |
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77 | inline String trim_nro_string(T const &s) { |
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78 | assert(type_guard<T>()); |
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79 | return s.substr(0, s.find_first_of('\0')); |
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80 | } |
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81 | } |
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82 | |
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83 | // |
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84 | // getNROReader |
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85 | // |
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86 | // Return an appropriate NROReader for a NRO 45m and ASTE dataset. |
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87 | // |
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88 | NROReader *getNROReader( const String filename, |
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89 | String &datatype ) |
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90 | { |
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91 | LogIO os( LogOrigin( "", "getNROReader()", WHERE ) ) ; |
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92 | |
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93 | // Check accessibility of the input. |
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94 | File inFile( filename ) ; |
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95 | if ( !inFile.exists() ) { |
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96 | datatype = filename + " not found." ; |
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97 | return 0 ; |
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98 | } |
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99 | |
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100 | if ( !inFile.isReadable() ) { |
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101 | datatype = filename + " is not readable." ; |
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102 | return 0 ; |
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103 | } |
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104 | |
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105 | // Determine the type of input. |
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106 | NROReader *reader = 0; |
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107 | if ( inFile.isRegular() ) { |
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108 | FILE *file ; |
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109 | file = fopen( filename.c_str(), "r" ) ; |
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110 | // read LOFIL0 |
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111 | char buf[9]; |
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112 | size_t retval = fread( buf, 4, 1, file ) ; |
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113 | if (retval < 1) { |
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114 | os << LogIO::SEVERE << "Failed to read data" << LogIO::POST; |
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115 | fclose(file); |
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116 | return 0; |
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117 | } |
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118 | buf[4] = '\0' ; |
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119 | // DEBUG |
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120 | //os << LogIO::NORMAL << "getNROReader:: buf = " << String(buf) << LogIO::POST ; |
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121 | // |
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122 | if ( string( buf ) == "XTEN" ) { |
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123 | // FITS data |
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124 | datatype = "NRO 45m FITS" ; |
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125 | reader = new NRO45FITSReader( filename ) ; |
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126 | } |
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127 | else if ( string( buf ) == "RW-F") { |
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128 | // ASTE-FX data |
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129 | datatype = "ASTE-FX"; |
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130 | reader = new ASTEFXReader( filename ); |
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131 | } else { |
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132 | // otherwise, read SITE0 |
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133 | NRODataset *d = new NROOTFDataset( filename ) ; |
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134 | d->initialize() ; |
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135 | int size = d->getDataSize() - 188 ; |
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136 | delete d ; |
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137 | fseek( file, size, SEEK_SET ) ; |
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138 | size_t retval = fread( buf, 8, 1, file ) ; |
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139 | if (retval < 1) { |
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140 | os << LogIO::SEVERE << "Failed to read data" << LogIO::POST; |
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141 | fclose(file); |
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142 | return 0; |
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143 | } |
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144 | buf[8] = '\0' ; |
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145 | // DEBUG |
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146 | //cout << "getNROReader:: buf = " << buf << endl ; |
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147 | // |
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148 | if ( string( buf ) == "NRO" ) { |
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149 | // NRO 45m data |
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150 | datatype = "NRO 45m OTF" ; |
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151 | reader = new NRO45Reader( filename ); |
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152 | } |
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153 | else { |
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154 | d = new ASTEDataset( filename ) ; |
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155 | d->initialize() ; |
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156 | size = d->getDataSize() - 188 ; |
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157 | delete d ; |
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158 | fseek( file, size, SEEK_SET ) ; |
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159 | size_t retval = fread( buf, 8, 1, file ) ; |
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160 | if (retval < 1) { |
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161 | os << LogIO::SEVERE << "Failed to read data" << LogIO::POST; |
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162 | fclose(file); |
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163 | return 0; |
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164 | } |
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165 | buf[8] = '\0' ; |
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166 | // DEBUG |
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167 | //cout << "getNROReader:: buf = " << buf << endl ; |
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168 | // |
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169 | if ( string( buf ) == "ASTE" ) { |
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170 | // ASTE data |
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171 | datatype = "ASTE" ; |
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172 | reader = new ASTEReader( filename ) ; |
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173 | } |
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174 | else { |
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175 | datatype = "UNRECOGNIZED INPUT FORMAT"; |
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176 | } |
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177 | } |
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178 | } |
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179 | fclose( file ) ; |
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180 | } else { |
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181 | datatype = "UNRECOGNIZED INPUT FORMAT"; |
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182 | } |
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183 | |
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184 | // DEBUG |
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185 | os << LogIO::NORMAL << "Data format of " << filename << ": " << datatype << LogIO::POST ; |
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186 | // |
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187 | |
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188 | // return reader if exists |
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189 | if ( reader ) { |
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190 | reader->read() ; |
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191 | return reader ; |
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192 | } |
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193 | |
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194 | return 0 ; |
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195 | } |
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196 | |
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197 | |
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198 | // |
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199 | // getNROReader |
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200 | // |
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201 | // Search a list of directories for a NRO 45m and ASTE dataset and return an |
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202 | // appropriate NROReader for it. |
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203 | // |
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204 | NROReader* getNROReader( const String name, |
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205 | const Vector<String> directories, |
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206 | int &iDir, |
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207 | String &datatype ) |
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208 | { |
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209 | int nDir = directories.size(); |
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210 | for ( iDir = 0; iDir < nDir; iDir++ ) { |
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211 | string inName = directories[iDir] + "/" + name; |
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212 | NROReader *reader = getNROReader( inName, datatype ) ; |
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213 | |
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214 | if (reader != 0) { |
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215 | return reader; |
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216 | } |
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217 | } |
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218 | |
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219 | iDir = -1; |
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220 | return 0; |
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221 | } |
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222 | |
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223 | |
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224 | //---------------------------------------------------------------------- |
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225 | // constructor |
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226 | NROReader::NROReader( string name ) |
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227 | : dataset_( NULL ), |
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228 | srcdir_( 0 ), |
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229 | msrcdir_( 0 ), |
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230 | freqRefFromVREF_( false ) // import frequency as REST |
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231 | { |
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232 | // initialization |
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233 | filename_ = name ; |
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234 | coord_ = -1 ; |
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235 | } |
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236 | |
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237 | // destructor |
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238 | NROReader::~NROReader() |
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239 | { |
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240 | } |
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241 | |
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242 | // Read data header |
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243 | Int NROReader::read() |
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244 | { |
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245 | LogIO os( LogOrigin( "NROReader", "read()", WHERE ) ) ; |
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246 | |
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247 | int status = 0 ; |
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248 | |
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249 | // initialize Dataset object |
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250 | initDataset(); |
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251 | |
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252 | // fill Dataset |
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253 | status = dataset_->fillHeader() ; |
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254 | |
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255 | if ( status != 0 ) { |
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256 | os << LogIO::SEVERE << "Failed to fill data header." << LogIO::EXCEPTION ; |
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257 | } |
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258 | |
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259 | return status ; |
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260 | } |
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261 | |
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262 | // set frequency reference frame |
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263 | void NROReader::setFreqRefFromVREF( bool fromVREF ) |
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264 | { |
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265 | os_.origin( LogOrigin( "NROReader", "setFreqRefFromVREF", WHERE ) ) ; |
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266 | os_ << ((fromVREF) ? "Take frequency reference frame from VREF" : |
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267 | "Use frequency reference frame REST") << LogIO::POST ; |
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268 | |
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269 | freqRefFromVREF_ = fromVREF ; |
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270 | } |
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271 | |
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272 | // get spectrum |
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273 | vector< vector<double> > NROReader::getSpectrum() |
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274 | { |
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275 | return dataset_->getSpectrum() ; |
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276 | } |
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277 | |
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278 | Int NROReader::getPolarizationNum() |
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279 | { |
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280 | return dataset_->getPolarizationNum() ; |
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281 | } |
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282 | |
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283 | double NROReader::getStartTime() |
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284 | { |
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285 | //char *startTime = dataset_->getLOSTM() ; |
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286 | string startTime = dataset_->getLOSTM() ; |
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287 | //cout << "getStartTime() startTime = " << startTime << endl ; |
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288 | return getMJD( startTime ) ; |
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289 | } |
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290 | |
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291 | double NROReader::getEndTime() |
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292 | { |
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293 | //char *endTime = dataset_->getLOETM() ; |
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294 | string endTime = dataset_->getLOETM() ; |
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295 | return getMJD( endTime ) ; |
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296 | } |
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297 | |
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298 | vector<double> NROReader::getStartIntTime() |
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299 | { |
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300 | return dataset_->getStartIntTime() ; |
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301 | } |
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302 | |
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303 | double NROReader::getMJD( char *time ) |
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304 | { |
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305 | // TODO: should be checked which time zone the time depends on |
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306 | // 2008/11/14 Takeshi Nakazato |
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307 | string strStartTime = string( time ) ; |
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308 | string strYear = strStartTime.substr( 0, 4 ) ; |
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309 | string strMonth = strStartTime.substr( 4, 2 ) ; |
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310 | string strDay = strStartTime.substr( 6, 2 ) ; |
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311 | string strHour = strStartTime.substr( 8, 2 ) ; |
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312 | string strMinute = strStartTime.substr( 10, 2 ) ; |
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313 | string strSecond = strStartTime.substr( 12, strStartTime.size() - 12 ) ; |
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314 | uInt year = atoi( strYear.c_str() ) ; |
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315 | uInt month = atoi( strMonth.c_str() ) ; |
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316 | uInt day = atoi( strDay.c_str() ) ; |
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317 | uInt hour = atoi( strHour.c_str() ) ; |
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318 | uInt minute = atoi( strMinute.c_str() ) ; |
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319 | double second = atof( strSecond.c_str() ) ; |
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320 | Time t( year, month, day, hour, minute, second ) ; |
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321 | |
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322 | return t.modifiedJulianDay() ; |
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323 | } |
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324 | |
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325 | double NROReader::getMJD( string strStartTime ) |
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326 | { |
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327 | // TODO: should be checked which time zone the time depends on |
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328 | // 2008/11/14 Takeshi Nakazato |
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329 | string strYear = strStartTime.substr( 0, 4 ) ; |
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330 | string strMonth = strStartTime.substr( 4, 2 ) ; |
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331 | string strDay = strStartTime.substr( 6, 2 ) ; |
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332 | string strHour = strStartTime.substr( 8, 2 ) ; |
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333 | string strMinute = strStartTime.substr( 10, 2 ) ; |
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334 | string strSecond = strStartTime.substr( 12, strStartTime.size() - 12 ) ; |
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335 | uInt year = atoi( strYear.c_str() ) ; |
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336 | uInt month = atoi( strMonth.c_str() ) ; |
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337 | uInt day = atoi( strDay.c_str() ) ; |
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338 | uInt hour = atoi( strHour.c_str() ) ; |
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339 | uInt minute = atoi( strMinute.c_str() ) ; |
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340 | double second = atof( strSecond.c_str() ) ; |
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341 | Time t( year, month, day, hour, minute, second ) ; |
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342 | |
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343 | return t.modifiedJulianDay() ; |
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344 | } |
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345 | |
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346 | vector<Bool> NROReader::getIFs() |
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347 | { |
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348 | return dataset_->getIFs() ; |
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349 | } |
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350 | |
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351 | vector<Bool> NROReader::getBeams() |
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352 | { |
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353 | vector<Bool> v ; |
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354 | vector<int> arry = dataset_->getARRY() ; |
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355 | for ( uInt i = 0 ; i < arry.size() ; i++ ) { |
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356 | if ( arry[i] != 0 ) { |
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357 | v.push_back( True ) ; |
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358 | } |
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359 | } |
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360 | |
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361 | // DEBUG |
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362 | //cout << "NROReader::getBeams() number of beam is " << v.size() << endl ; |
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363 | // |
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364 | |
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365 | return v ; |
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366 | } |
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367 | |
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368 | // Get SRCDIRECTION in RADEC(J2000) |
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369 | Vector<Double> NROReader::getSourceDirection() |
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370 | { |
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371 | if ( msrcdir_.nelements() == 2 ) |
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372 | return msrcdir_ ; |
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373 | |
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374 | srcdir_.resize( 2 ) ; |
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375 | srcdir_[0] = Double( dataset_->getRA0() ) ; |
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376 | srcdir_[1] = Double( dataset_->getDEC0() ) ; |
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377 | char epoch[5] ; |
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378 | strncpy( epoch, (dataset_->getEPOCH()).c_str(), 5 ) ; |
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379 | if ( strncmp( epoch, "B1950", 5 ) == 0 ) { |
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380 | // convert to J2000 value |
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381 | MDirection result = |
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382 | MDirection::Convert( MDirection( Quantity( srcdir_[0], "rad" ), |
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383 | Quantity( srcdir_[1], "rad" ), |
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384 | MDirection::Ref( MDirection::B1950 ) ), |
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385 | MDirection::Ref( MDirection::J2000 ) ) () ; |
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386 | msrcdir_ = result.getAngle().getValue() ; |
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387 | if ( msrcdir_[0] < 0.0 && srcdir_[0] >= 0.0 ) |
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388 | msrcdir_[0] = 2.0 * M_PI + msrcdir_[0] ; |
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389 | //cout << "NROReader::getSourceDirection() SRCDIRECTION convert from (" |
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390 | //<< srcra << "," << srcdec << ") B1950 to (" |
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391 | //<< v( 0 ) << ","<< v( 1 ) << ") J2000" << endl ; |
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392 | //LogIO os( LogOrigin( "NROReader", "getSourceDirection()", WHERE ) ) ; |
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393 | //os << LogIO::NORMAL << "SRCDIRECTION convert from (" |
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394 | // << srcra << "," << srcdec << ") B1950 to (" |
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395 | // << v( 0 ) << ","<< v( 1 ) << ") J2000" << LogIO::POST ; |
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396 | } |
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397 | else if ( strncmp( epoch, "J2000", 5 ) == 0 ) { |
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398 | msrcdir_.reference( srcdir_ ) ; |
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399 | } |
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400 | |
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401 | return msrcdir_ ; |
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402 | } |
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403 | |
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404 | // Get DIRECTION in RADEC(J2000) |
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405 | Vector<Double> NROReader::getDirection( int i ) |
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406 | { |
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407 | Vector<Double> v( 2 ) ; |
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408 | const NRODataRecord *record = dataset_->getRecord( i ) ; |
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409 | char epoch[5] ; |
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410 | strncpy( epoch, (dataset_->getEPOCH()).c_str(), 5 ) ; |
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411 | int icoord = dataset_->getSCNCD() ; |
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412 | double scantime = dataset_->getScanTime( i ) ; |
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413 | initConvert( icoord, scantime, epoch ) ; |
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414 | v[0]= Double( record->SCX ) ; |
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415 | v[1] = Double( record->SCY ) ; |
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416 | if ( converter_.null() ) |
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417 | // no conversion |
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418 | return v ; |
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419 | else { |
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420 | Vector<Double> v2 = (*converter_)( v ).getAngle().getValue() ; |
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421 | if ( v2[0] < 0.0 && v[0] >= 0.0 ) |
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422 | v2[0] = 2.0 * M_PI + v2[0] ; |
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423 | return v2 ; |
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424 | } |
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425 | } |
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426 | |
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427 | void NROReader::initConvert( int icoord, double t, char *epoch ) |
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428 | { |
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429 | if ( icoord == 0 && strncmp( epoch, "J2000", 5 ) == 0 ) |
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430 | // no conversion |
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431 | return ; |
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432 | |
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433 | if ( converter_.null() || icoord != coord_ ) { |
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434 | LogIO os( LogOrigin( "NROReader", "initConvert()", WHERE ) ) ; |
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435 | coord_ = icoord ; |
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436 | if ( coord_ == 0 ) { |
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437 | // RADEC (B1950) -> RADEC (J2000) |
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438 | os << "Creating converter from RADEC (B1950) to RADEC (J2000)" << LogIO::POST ; |
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439 | converter_ = new MDirection::Convert( MDirection::B1950, |
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440 | MDirection::J2000 ) ; |
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441 | } |
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442 | else if ( coord_ == 1 ) { |
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443 | // LB -> RADEC (J2000) |
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444 | os << "Creating converter from GALACTIC to RADEC (J2000)" << LogIO::POST ; |
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445 | converter_ = new MDirection::Convert( MDirection::GALACTIC, |
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446 | MDirection::J2000 ) ; |
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447 | } |
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448 | else { |
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449 | // coord_ == 2 |
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450 | // AZEL -> RADEC (J2000) |
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451 | os << "Creating converter from AZEL to RADEC (J2000)" << LogIO::POST ; |
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452 | if ( mf_.null() ) { |
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453 | mf_ = new MeasFrame() ; |
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454 | vector<double> antpos = getAntennaPosition() ; |
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455 | Vector<Quantity> qantpos( 3 ) ; |
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456 | for ( int ip = 0 ; ip < 3 ; ip++ ) |
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457 | qantpos[ip] = Quantity( antpos[ip], "m" ) ; |
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458 | mp_ = MPosition( MVPosition( qantpos ), MPosition::ITRF ) ; |
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459 | mf_->set( mp_ ) ; |
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460 | } |
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461 | converter_ = new MDirection::Convert( MDirection::AZEL, |
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462 | MDirection::Ref(MDirection::J2000, |
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463 | *mf_ ) ) ; |
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464 | } |
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465 | } |
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466 | |
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467 | if ( coord_ == 2 ) { |
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468 | me_ = MEpoch( Quantity( t, "d" ), MEpoch::UTC ) ; |
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469 | mf_->set( me_ ) ; |
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470 | } |
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471 | } |
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472 | |
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473 | int NROReader::getHeaderInfo( Int &nchan, |
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474 | Int &npol, |
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475 | Int &nif, |
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476 | Int &nbeam, |
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477 | String &observer, |
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478 | String &project, |
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479 | String &obstype, |
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480 | String &antname, |
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481 | Vector<Double> &antpos, |
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482 | Float &equinox, |
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483 | String &freqref, |
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484 | Double &reffreq, |
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485 | Double &bw, |
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486 | Double &utc, |
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487 | String &fluxunit, |
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488 | String &epoch, |
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489 | String &poltype ) |
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490 | { |
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491 | nchan = dataset_->getNUMCH() ; |
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492 | //cout << "nchan = " << nchan << endl ; |
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493 | npol = getPolarizationNum() ; |
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494 | //cout << "npol = " << npol << endl ; |
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495 | observer = trim_nro_string(dataset_->getOBSVR()) ; |
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496 | //cout << "observer = \"" << observer << "\" (size " << observer.size() << ")" << endl ; |
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497 | project = trim_nro_string(dataset_->getPROJ()) ; |
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498 | //cout << "project = \"" << project << "\" (size " << project.size() << ")" << endl ; |
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499 | obstype = trim_nro_string(dataset_->getSWMOD()) ; |
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500 | //cout << "obstype = \"" << obstype << "\" (size " << obstype.size() << ")" << endl ; |
---|
501 | antname = trim_nro_string(dataset_->getSITE()) ; |
---|
502 | //cout << "antname = \"" << antname << "\" (size " << antname.size() << ")" << endl ; |
---|
503 | // TODO: should be investigated antenna position since there are |
---|
504 | // no corresponding information in the header |
---|
505 | // 2008/11/13 Takeshi Nakazato |
---|
506 | // |
---|
507 | // INFO: tentative antenna posiiton is obtained for NRO 45m from ITRF website |
---|
508 | // 2008/11/26 Takeshi Nakazato |
---|
509 | vector<double> pos = getAntennaPosition() ; |
---|
510 | antpos = pos ; |
---|
511 | //cout << "antpos = " << antpos << endl ; |
---|
512 | string eq = dataset_->getEPOCH() ; |
---|
513 | // if ( eq.compare( 0, 5, "B1950" ) == 0 ) |
---|
514 | // equinox = 1950.0 ; |
---|
515 | // else if ( eq.compare( 0, 5, "J2000" ) == 0 ) |
---|
516 | // equinox = 2000.0 ; |
---|
517 | // equinox is always 2000.0 |
---|
518 | equinox = 2000.0 ; |
---|
519 | //cout << "equinox = " << equinox << endl ; |
---|
520 | string vref = dataset_->getVREF() ; |
---|
521 | if ( vref.compare( 0, 3, "LSR" ) == 0 ) { |
---|
522 | if ( vref.size() == 3 ) { |
---|
523 | vref.append( "K" ) ; |
---|
524 | } |
---|
525 | else { |
---|
526 | vref[3] = 'K' ; |
---|
527 | } |
---|
528 | } |
---|
529 | else if ( vref.compare( 0, 3, "GAL" ) == 0 ) { |
---|
530 | vref = "GALACTO" ; |
---|
531 | } |
---|
532 | else if (vref.compare( 0, 3, "HEL" ) == 0 ) { |
---|
533 | os_.origin( LogOrigin( "NROReader", "getHeaderInfo", WHERE ) ) ; |
---|
534 | os_ << LogIO::WARN << "Heliocentric frame is not supported. Use Barycentric frame instead." << LogIO::POST ; |
---|
535 | vref = "BARY" ; |
---|
536 | } |
---|
537 | //freqref = vref ; |
---|
538 | //freqref = "LSRK" ; |
---|
539 | //freqref = "REST" ; |
---|
540 | freqref = freqRefFromVREF_ ? trim_nro_string(vref) : "REST" ; |
---|
541 | //cout << "freqref = \"" << freqref << "\" (size " << freqref.size() << ")" << endl ; |
---|
542 | const NRODataRecord *record = dataset_->getRecord( 0 ) ; |
---|
543 | reffreq = record->FREQ0 ; // rest frequency |
---|
544 | |
---|
545 | //cout << "reffreq = " << reffreq << endl ; |
---|
546 | bw = dataset_->getBEBW()[0] ; |
---|
547 | //cout << "bw = " << bw << endl ; |
---|
548 | utc = getStartTime() ; |
---|
549 | //cout << "utc = " << utc << endl ; |
---|
550 | fluxunit = "K" ; |
---|
551 | //cout << "fluxunit = " << fluxunit << endl ; |
---|
552 | epoch = "UTC" ; |
---|
553 | //cout << "epoch = " << epoch << endl ; |
---|
554 | string poltp = trim_nro_string(dataset_->getPOLTP()[0]) ; |
---|
555 | //cout << "poltp = \"" << poltp << "\" (size " << poltp.size() << ")" << endl ; |
---|
556 | if ( poltp.empty() || poltp[0] == ' ' || poltp[0] == '\0' ) |
---|
557 | //poltp = "None" ; |
---|
558 | poltp = "linear" ; // if no polarization type specified, set to "linear" |
---|
559 | //else if ( strcmp( poltp, "LINR" ) == 0 ) |
---|
560 | else if ( poltp.compare( 0, 1, "LINR", 0, 1 ) == 0 ) |
---|
561 | poltp = "linear" ; |
---|
562 | //else if ( strcmp( poltp, "CIRL" ) == 0 ) |
---|
563 | else if ( poltp.compare( 0, 1, "CIRL", 0, 1 ) == 0 ) |
---|
564 | poltp = "circular" ; |
---|
565 | poltype = poltp ; |
---|
566 | //cout << "poltype = '" << poltype << "'" << endl ; |
---|
567 | |
---|
568 | //vector<Bool> ifs = getIFs() ; |
---|
569 | //nif = ifs.size() ; |
---|
570 | nif = getNumIF() ; |
---|
571 | //cout << "nif = " << nif << endl ; |
---|
572 | |
---|
573 | //vector<Bool> beams = getBeams() ; |
---|
574 | //nbeam = beams.size() ; |
---|
575 | nbeam = getNumBeam() ; |
---|
576 | //cout << "nbeam = " << nbeam << endl ; |
---|
577 | |
---|
578 | return 0 ; |
---|
579 | } |
---|
580 | |
---|
581 | string NROReader::getScanType( int i ) |
---|
582 | { |
---|
583 | const NRODataRecord *record = dataset_->getRecord( i ) ; |
---|
584 | string s = record->SCANTP ; |
---|
585 | |
---|
586 | return s ; |
---|
587 | } |
---|
588 | |
---|
589 | int NROReader::getScanInfo( int irow, |
---|
590 | uInt &scanno, |
---|
591 | uInt &cycleno, |
---|
592 | uInt &ifno, |
---|
593 | uInt &beamno, |
---|
594 | uInt &polno, |
---|
595 | vector<double> &freqs, |
---|
596 | Vector<Double> &restfreq, |
---|
597 | uInt &refbeamno, |
---|
598 | Double &scantime, |
---|
599 | Double &interval, |
---|
600 | String &srcname, |
---|
601 | String &fieldname, |
---|
602 | Vector<Float> &spectra, |
---|
603 | Vector<uChar> &flagtra, |
---|
604 | Vector<Float> &tsys, |
---|
605 | Vector<Double> &direction, |
---|
606 | Float &azimuth, |
---|
607 | Float &elevation, |
---|
608 | Float ¶ngle, |
---|
609 | Float &opacity, |
---|
610 | uInt &tcalid, |
---|
611 | Int &fitid, |
---|
612 | uInt &focusid, |
---|
613 | Float &temperature, |
---|
614 | Float &pressure, |
---|
615 | Float &humidity, |
---|
616 | Float &windvel, |
---|
617 | Float &winddir, |
---|
618 | Double &srcvel, |
---|
619 | Vector<Double> &/*propermotion*/, |
---|
620 | Vector<Double> &srcdir, |
---|
621 | Vector<Double> &/*scanrate*/ ) |
---|
622 | { |
---|
623 | static const IPosition oneByOne( 1, 1 ); |
---|
624 | |
---|
625 | // DEBUG |
---|
626 | //cout << "NROReader::getScanInfo() irow = " << irow << endl ; |
---|
627 | // |
---|
628 | NRODataRecord *record = dataset_->getRecord( irow ) ; |
---|
629 | |
---|
630 | // scanno |
---|
631 | scanno = (uInt)(record->ISCAN) ; |
---|
632 | //cout << "scanno = " << scanno << endl ; |
---|
633 | |
---|
634 | // cycleno |
---|
635 | cycleno = 0 ; |
---|
636 | //cout << "cycleno = " << cycleno << endl ; |
---|
637 | |
---|
638 | // beamno and ifno |
---|
639 | string rxname = dataset_->getRX()[0] ; |
---|
640 | if ( rxname.find("MULT2") != string::npos ) { |
---|
641 | string arryt = string( record->ARRYT ) ; |
---|
642 | beamno = dataset_->getSortedArrayId( arryt ) ; |
---|
643 | ifno = 0 ; |
---|
644 | } |
---|
645 | else { |
---|
646 | beamno = 0 ; |
---|
647 | string arryt = string( record->ARRYT ) ; |
---|
648 | ifno = dataset_->getSortedArrayId( arryt ) ; |
---|
649 | } |
---|
650 | //cout << "beamno = " << beamno << endl ; |
---|
651 | |
---|
652 | // polno |
---|
653 | polno = dataset_->getPolNo( irow ) ; |
---|
654 | //cout << "polno = " << polno << endl ; |
---|
655 | |
---|
656 | // freqs (for IFNO and FREQ_ID) |
---|
657 | //freqs = getFrequencies( irow ) ; |
---|
658 | freqs = dataset_->getFrequencies( irow ) ; |
---|
659 | //cout << "freqs = [" << freqs[0] << ", " << freqs[1] << ", " << freqs[2] << "]" << endl ; |
---|
660 | |
---|
661 | if ( freqRefFromVREF_ ) { |
---|
662 | freqs = shiftFrequency( freqs, |
---|
663 | dataset_->getURVEL(), |
---|
664 | dataset_->getVDEF() ) ; |
---|
665 | } |
---|
666 | |
---|
667 | // restfreq (for MOLECULE_ID) |
---|
668 | restfreq.resize( oneByOne ) ; |
---|
669 | restfreq[0] = record->FREQ0 ; |
---|
670 | //cout << "restfreq = " << restfreq[0] << endl ; |
---|
671 | |
---|
672 | // refbeamno |
---|
673 | refbeamno = 0 ; |
---|
674 | //cout << "refbeamno = " << refbeamno << endl ; |
---|
675 | |
---|
676 | // scantime |
---|
677 | //scantime = Double( dataset_->getStartIntTime( irow ) ) ; |
---|
678 | scantime = Double( dataset_->getScanTime( irow ) ) ; |
---|
679 | //cout << "scantime = " << scantime << endl ; |
---|
680 | |
---|
681 | // interval |
---|
682 | interval = Double( dataset_->getIPTIM() ) ; |
---|
683 | //cout << "interval = " << interval << endl ; |
---|
684 | |
---|
685 | // srcname |
---|
686 | srcname = trim_nro_string( dataset_->getOBJ() ) ; |
---|
687 | //cout << "srcname = \"" << srcname << "\" (size " << srcname.size() << ")" << endl ; |
---|
688 | |
---|
689 | // fieldname |
---|
690 | fieldname = trim_nro_string( dataset_->getOBJ() ) ; |
---|
691 | //cout << "fieldname = \"" << fieldname << "\" (size " << fieldname.size() << ")" << endl ; |
---|
692 | |
---|
693 | // spectra |
---|
694 | vector<double> spec = dataset_->getSpectrum( irow ) ; |
---|
695 | spectra.resize( spec.size() ) ; |
---|
696 | //int index = 0 ; |
---|
697 | Bool b ; |
---|
698 | Float *fp = spectra.getStorage( b ) ; |
---|
699 | Float *wp = fp ; |
---|
700 | for ( vector<double>::iterator i = spec.begin() ; |
---|
701 | i != spec.end() ; i++ ) { |
---|
702 | *wp = *i ; |
---|
703 | wp++ ; |
---|
704 | } |
---|
705 | spectra.putStorage( fp, b ) ; |
---|
706 | //cout << "spec.size() = " << spec.size() << endl ; |
---|
707 | |
---|
708 | // flagtra |
---|
709 | bool setValue = !( flagtra.nelements() == spectra.nelements() ) ; |
---|
710 | if ( setValue ) { |
---|
711 | //cout << "flagtra resized. reset values..." << endl ; |
---|
712 | flagtra.resize( spectra.nelements() ) ; |
---|
713 | flagtra.set( 0 ) ; |
---|
714 | } |
---|
715 | //cout << "flag.size() = " << flagtra.size() << endl ; |
---|
716 | |
---|
717 | // tsys |
---|
718 | tsys.resize( oneByOne ) ; |
---|
719 | tsys[0] = record->TSYS ; |
---|
720 | //cout << "tsys[0] = " << tsys[0] << endl ; |
---|
721 | |
---|
722 | // direction |
---|
723 | direction = getDirection( irow ) ; |
---|
724 | //cout << "direction = [" << direction[0] << ", " << direction[1] << "]" << endl ; |
---|
725 | |
---|
726 | // azimuth |
---|
727 | azimuth = record->RAZ ; |
---|
728 | //cout << "azimuth = " << azimuth << endl ; |
---|
729 | |
---|
730 | // elevation |
---|
731 | elevation = record->REL ; |
---|
732 | //cout << "elevation = " << elevation << endl ; |
---|
733 | |
---|
734 | // parangle |
---|
735 | parangle = 0.0 ; |
---|
736 | //cout << "parangle = " << parangle << endl ; |
---|
737 | |
---|
738 | // opacity |
---|
739 | opacity = 0.0 ; |
---|
740 | //cout << "opacity = " << opacity << endl ; |
---|
741 | |
---|
742 | // tcalid |
---|
743 | tcalid = 0 ; |
---|
744 | //cout << "tcalid = " << tcalid << endl ; |
---|
745 | |
---|
746 | // fitid |
---|
747 | fitid = -1 ; |
---|
748 | //cout << "fitid = " << fitid << endl ; |
---|
749 | |
---|
750 | // focusid |
---|
751 | focusid = 0 ; |
---|
752 | //cout << "focusid = " << focusid << endl ; |
---|
753 | |
---|
754 | // temperature (for WEATHER_ID) |
---|
755 | temperature = Float( record->TEMP ) ; |
---|
756 | //cout << "temperature = " << temperature << endl ; |
---|
757 | |
---|
758 | // pressure (for WEATHER_ID) |
---|
759 | pressure = Float( record->PATM ) ; |
---|
760 | //cout << "pressure = " << pressure << endl ; |
---|
761 | |
---|
762 | // humidity (for WEATHER_ID) |
---|
763 | humidity = Float( record->PH2O ) ; |
---|
764 | //cout << "humidity = " << humidity << endl ; |
---|
765 | |
---|
766 | // windvel (for WEATHER_ID) |
---|
767 | windvel = Float( record->VWIND ) ; |
---|
768 | //cout << "windvel = " << windvel << endl ; |
---|
769 | |
---|
770 | // winddir (for WEATHER_ID) |
---|
771 | winddir = Float( record->DWIND ) ; |
---|
772 | //cout << "winddir = " << winddir << endl ; |
---|
773 | |
---|
774 | // srcvel |
---|
775 | srcvel = dataset_->getURVEL() ; |
---|
776 | //cout << "srcvel = " << srcvel << endl ; |
---|
777 | |
---|
778 | // propermotion |
---|
779 | // do nothing |
---|
780 | |
---|
781 | // srcdir |
---|
782 | srcdir = getSourceDirection() ; |
---|
783 | //cout << "srcdir = [" << srcdir[0] << ", " << srcdir[1] << endl ; |
---|
784 | |
---|
785 | // scanrate |
---|
786 | // do nothing |
---|
787 | |
---|
788 | return 0 ; |
---|
789 | } |
---|
790 | |
---|
791 | Int NROReader::getRowNum() |
---|
792 | { |
---|
793 | return dataset_->getRowNum() ; |
---|
794 | } |
---|
795 | |
---|
796 | vector<double> NROReader::shiftFrequency( const vector<double> &f, |
---|
797 | const double &v, |
---|
798 | const string &vdef ) |
---|
799 | { |
---|
800 | vector<double> r( f ) ; |
---|
801 | double factor = v / 2.99792458e8 ; |
---|
802 | if ( vdef.compare( 0, 3, "RAD" ) == 0 ) { |
---|
803 | factor = 1.0 / ( 1.0 + factor ) ; |
---|
804 | r[1] *= factor ; |
---|
805 | r[2] *= factor ; |
---|
806 | } |
---|
807 | else if ( vdef.compare( 0, 3, "OPT" ) == 0 ) { |
---|
808 | factor += 1.0 ; |
---|
809 | r[1] *= factor ; |
---|
810 | r[2] *= factor ; |
---|
811 | } |
---|
812 | else { |
---|
813 | cout << "vdef=" << vdef << " is not supported." << endl; |
---|
814 | } |
---|
815 | return r ; |
---|
816 | } |
---|