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