[1791] | 1 | // |
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| 2 | // C++ Interface: NROFiller |
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| 3 | // |
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| 4 | // Description: |
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| 5 | // This class is a concrete class that derives from FillerBase class. |
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| 6 | // The class implements the following methods to be able to read NRO |
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| 7 | // data (45m and ASTE). |
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| 8 | // |
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| 9 | // open() |
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| 10 | // close() |
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| 11 | // fill() |
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| 12 | // |
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| 13 | // |
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| 14 | // Author: Takeshi Nakazato <takeshi.nakazato@nao.ac.jp>, (C) 2010 |
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| 15 | // |
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| 16 | // Copyright: See COPYING file that comes with this distribution |
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| 17 | // |
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| 18 | // |
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| 19 | |
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[1792] | 20 | #include "NROFiller.h" |
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[1791] | 21 | #include "STHeader.h" |
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[1904] | 22 | #include <casa/Containers/Record.h> |
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[2019] | 23 | #include <casa/Quanta/MVTime.h> |
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[1791] | 24 | #include <atnf/PKSIO/SrcType.h> |
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[2761] | 25 | #include <casa/Logging/LogIO.h> |
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[1791] | 26 | |
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| 27 | using namespace casa; |
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| 28 | |
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| 29 | namespace asap |
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| 30 | { |
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| 31 | NROFiller::NROFiller(CountedPtr<Scantable> stable) |
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| 32 | : FillerBase(stable) |
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| 33 | { |
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| 34 | } |
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| 35 | |
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| 36 | NROFiller::~NROFiller() |
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| 37 | { |
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| 38 | close() ; |
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| 39 | } |
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| 40 | |
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[2761] | 41 | bool NROFiller::open(const std::string& filename, const Record& rec) |
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[1791] | 42 | { |
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| 43 | bool status = true ; |
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| 44 | |
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[2761] | 45 | // Parse options |
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| 46 | String freqref = "DEFAULT (REST)" ; |
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| 47 | if ( rec.isDefined( "nro" ) ) { |
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| 48 | Record nrorec = rec.asRecord( "nro" ) ; |
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| 49 | if ( nrorec.isDefined( "freqref" ) ) { |
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| 50 | freqref = nrorec.asString( "freqref" ) ; |
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| 51 | freqref.upcase() ; |
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| 52 | } |
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| 53 | LogIO os( LogOrigin( "NROFiller", "open", WHERE ) ) ; |
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| 54 | os << "Parsing NRO options" << endl ; |
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| 55 | os << " freqref = " << freqref << LogIO::POST ; |
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| 56 | } |
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| 57 | |
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[1791] | 58 | // get appropriate reader object |
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| 59 | String format ; |
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[1817] | 60 | reader_ = getNROReader( filename, format ) ; |
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| 61 | if ( reader_.null() == True ) { |
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[1791] | 62 | status = false ; |
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| 63 | return status ; |
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| 64 | } |
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| 65 | |
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[2761] | 66 | // Apply options |
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[2776] | 67 | if ( freqref == "REST" || freqref == "DEFAULT (REST)" ) { |
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[2761] | 68 | reader_->setFreqRefFromVREF( false ) ; |
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| 69 | } |
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| 70 | else if ( freqref == "VREF" ) { |
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| 71 | reader_->setFreqRefFromVREF( true ) ; |
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| 72 | } |
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[2776] | 73 | |
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[1791] | 74 | // get header information |
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[1792] | 75 | STHeader hdr ; |
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| 76 | if ( reader_->getHeaderInfo( hdr.nchan, |
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| 77 | hdr.npol, |
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| 78 | hdr.nif, |
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| 79 | hdr.nbeam, |
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| 80 | hdr.observer, |
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| 81 | hdr.project, |
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| 82 | hdr.obstype, |
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| 83 | hdr.antennaname, |
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| 84 | hdr.antennaposition, |
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| 85 | hdr.equinox, |
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| 86 | hdr.freqref, |
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| 87 | hdr.reffreq, |
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| 88 | hdr.bandwidth, |
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| 89 | hdr.utc, |
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| 90 | hdr.fluxunit, |
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| 91 | hdr.epoch, |
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| 92 | hdr.poltype ) ) { |
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[1791] | 93 | status = false ; |
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| 94 | return status ; |
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| 95 | } |
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| 96 | |
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[2764] | 97 | // FREQUENCIES table setup |
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[1799] | 98 | table_->frequencies().setFrame( hdr.freqref, true ) ; |
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[2199] | 99 | table_->frequencies().setFrame( hdr.freqref, false ) ; |
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[2764] | 100 | const string vref = reader_->dataset().getVREF() ; |
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| 101 | if ( vref.compare( 0, 3, "RAD" ) ) { |
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| 102 | table_->frequencies().setDoppler( "RADIO" ) ; |
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| 103 | } |
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| 104 | else if ( vref.compare( 0, 3, "OPT" ) ) { |
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| 105 | table_->frequencies().setDoppler( "OPTICAL" ) ; |
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| 106 | } |
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| 107 | else { |
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| 108 | LogIO os( LogOrigin( "NROFiller", "open", WHERE ) ) ; |
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| 109 | os << LogIO::WARN |
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| 110 | << "VREF " << vref << " is not supported. Use default (RADIO)." |
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| 111 | << LogIO::POST ; |
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| 112 | } |
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[1791] | 113 | |
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| 114 | // set Header |
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[1792] | 115 | setHeader( hdr ) ; |
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[1791] | 116 | |
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| 117 | return status ; |
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| 118 | } |
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| 119 | |
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| 120 | void NROFiller::fill() |
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| 121 | { |
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| 122 | // for each row |
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| 123 | uInt nRow = reader_->getRowNum() ; |
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| 124 | vector< vector<double > > freqs ; |
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| 125 | uInt scanno ; |
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| 126 | uInt cycleno ; |
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[2201] | 127 | uInt ifno ; |
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[1791] | 128 | uInt beamno ; |
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| 129 | uInt polno ; |
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| 130 | vector<double> fqs ; |
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| 131 | Vector<Double> restfreq ; |
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| 132 | uInt refbeamno ; |
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| 133 | Double scantime ; |
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| 134 | Double interval ; |
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| 135 | String srcname ; |
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| 136 | String fieldname ; |
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[2289] | 137 | Vector<Float> spectra ; |
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| 138 | Vector<uChar> flagtra ; |
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| 139 | Vector<Float> tsys ; |
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| 140 | Vector<Double> direction ; |
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[1791] | 141 | Float azimuth ; |
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| 142 | Float elevation ; |
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[2289] | 143 | Float parangle = 0.0 ; |
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[1791] | 144 | Float opacity ; |
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| 145 | uInt tcalid ; |
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| 146 | Int fitid ; |
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| 147 | uInt focusid ; |
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| 148 | Float temperature ; |
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| 149 | Float pressure ; |
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| 150 | Float humidity ; |
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| 151 | Float windvel ; |
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| 152 | Float winddir ; |
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| 153 | Double srcvel ; |
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[2289] | 154 | Vector<Double> propermotion( 2, 0.0 ) ; |
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[1791] | 155 | Vector<Double> srcdir ; |
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[2289] | 156 | Vector<Double> scanrate( 2, 0.0 ) ; |
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[1791] | 157 | Int rowCount = 0 ; |
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| 158 | |
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[1799] | 159 | STHeader header = table_->getHeader() ; |
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[1791] | 160 | String obsType = header.obstype.substr( 0, 3 ) ; |
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[2019] | 161 | Vector<Float> defaultTcal( 1, 1.0 ) ; |
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| 162 | String tcalTime = MVTime( header.utc ).string( MVTime::YMD ) ; |
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[2289] | 163 | |
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| 164 | // TCAL subtable rows |
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| 165 | setTcal( tcalTime, defaultTcal ) ; |
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| 166 | |
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| 167 | // FOCUS subtable rows |
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| 168 | setFocus( parangle ) ; |
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| 169 | |
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[1791] | 170 | for ( Int irow = 0 ; irow < (Int)nRow ; irow++ ) { |
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| 171 | // check scan intent |
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[1812] | 172 | string scanType = reader_->getScanType( irow ) ; |
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[1791] | 173 | SrcType::type srcType = SrcType::NOTYPE ; |
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| 174 | |
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| 175 | // skip "ZERO" scan |
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| 176 | if ( scanType.compare( 0, 4, "ZERO" ) == 0 ) { |
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| 177 | continue ; |
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| 178 | } |
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| 179 | |
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| 180 | // set srcType |
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| 181 | if ( obsType == "POS" || obsType == "BEA" ) { |
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| 182 | if ( scanType.compare( 0, 2, "ON" ) == 0 ) |
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| 183 | srcType = SrcType::PSON ; |
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| 184 | else if ( scanType.compare( 0, 3, "OFF" ) == 0 ) |
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| 185 | srcType = SrcType::PSOFF ; |
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| 186 | } |
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| 187 | else if ( obsType == "FRE" ) { |
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| 188 | if ( scanType.compare( 0, 2, "ON" ) == 0 ) |
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| 189 | srcType = SrcType::FSON ; |
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| 190 | else if ( scanType.compare( 0, 3, "OFF" ) == 0 ) |
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| 191 | srcType = SrcType::FSOFF ; |
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| 192 | } |
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| 193 | |
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| 194 | // get scan ifnromation |
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[1792] | 195 | if ( reader_->getScanInfo( irow, |
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[1791] | 196 | scanno, |
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| 197 | cycleno, |
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[2201] | 198 | ifno, |
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[1791] | 199 | beamno, |
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| 200 | polno, |
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| 201 | fqs, |
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| 202 | restfreq, |
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| 203 | refbeamno, |
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| 204 | scantime, |
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| 205 | interval, |
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| 206 | srcname, |
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| 207 | fieldname, |
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| 208 | spectra, |
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| 209 | flagtra, |
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| 210 | tsys, |
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| 211 | direction, |
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| 212 | azimuth, |
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| 213 | elevation, |
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| 214 | parangle, |
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| 215 | opacity, |
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| 216 | tcalid, |
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| 217 | fitid, |
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| 218 | focusid, |
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| 219 | temperature, |
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| 220 | pressure, |
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| 221 | humidity, |
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| 222 | windvel, |
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| 223 | winddir, |
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| 224 | srcvel, |
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| 225 | propermotion, |
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| 226 | srcdir, |
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| 227 | scanrate ) ) { |
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[1792] | 228 | throw AipsError( "Failed to read scan record" ) ; |
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[1791] | 229 | return ; |
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| 230 | } |
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| 231 | |
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[1792] | 232 | // set IDs and subtable rows |
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| 233 | // FREQUENCIES subtable row |
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| 234 | setFrequency( (Double)fqs[0], (Double)fqs[1], (Double)fqs[2] ) ; |
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| 235 | |
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| 236 | // MOLECULES subtable row |
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| 237 | setMolecule( restfreq ) ; |
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| 238 | |
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[2272] | 239 | // WEATHER subtable row |
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| 240 | float p = 7.5 * temperature / ( 273.3 + temperature ) ; |
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| 241 | float sh = 6.11 * powf( 10, p ) ; |
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| 242 | temperature += 273.15 ; // C->K |
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| 243 | winddir *= C::degree ; // deg->rad |
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| 244 | humidity /= sh ; // P_H2O->relative humidity |
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[2289] | 245 | setWeather2( temperature, pressure, humidity, windvel, winddir ) ; |
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[1792] | 246 | |
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[1791] | 247 | // set row attributes |
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| 248 | // SPECTRA, FLAGTRA, and TSYS |
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[2289] | 249 | setSpectrum( spectra, flagtra, tsys ) ; |
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[1791] | 250 | |
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| 251 | // SCANNO, CYCLENO, IFNO, POLNO, and BEAMNO |
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| 252 | setIndex( scanno, cycleno, ifno, polno, beamno ) ; |
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| 253 | |
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| 254 | // REFBEAMNO |
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| 255 | setReferenceBeam( (Int)refbeamno ) ; |
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| 256 | |
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| 257 | // DIRECTION |
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[2289] | 258 | setDirection( direction, azimuth, elevation ) ; |
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[1791] | 259 | |
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| 260 | // TIME and INTERVAL |
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| 261 | setTime( scantime, interval ) ; |
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| 262 | |
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| 263 | // SRCNAME, SRCTYPE, FIELDNAME, SRCDIRECTION, SRCPROPERMOTION, and SRCVELOCITY |
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[2289] | 264 | setSource( srcname, srcType, fieldname, srcdir, propermotion, srcvel ) ; |
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[1791] | 265 | |
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| 266 | // SCANRATE |
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[2289] | 267 | setScanRate( scanrate ) ; |
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[1791] | 268 | |
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| 269 | // OPACITY |
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| 270 | setOpacity( opacity ) ; |
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| 271 | |
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| 272 | // finally, commit row |
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| 273 | commitRow() ; |
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| 274 | |
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| 275 | // count up number of row committed |
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| 276 | rowCount++ ; |
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| 277 | } |
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| 278 | } |
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| 279 | |
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| 280 | void NROFiller::close() |
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| 281 | { |
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[1817] | 282 | if (reader_.null() != False) { |
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| 283 | reader_ = 0; |
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| 284 | } |
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| 285 | table_ = 0; |
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[1791] | 286 | } |
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| 287 | |
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| 288 | }; |
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| 289 | |
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