[805] | 1 | // |
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| 2 | // C++ Implementation: Scantable |
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| 3 | // |
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| 4 | // Description: |
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| 5 | // |
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| 6 | // |
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| 7 | // Author: Malte Marquarding <asap@atnf.csiro.au>, (C) 2005 |
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| 8 | // |
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| 9 | // Copyright: See COPYING file that comes with this distribution |
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| 10 | // |
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| 11 | // |
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[206] | 12 | #include <map> |
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| 13 | |
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[125] | 14 | #include <casa/aips.h> |
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[80] | 15 | #include <casa/iostream.h> |
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| 16 | #include <casa/iomanip.h> |
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[805] | 17 | #include <casa/OS/Path.h> |
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| 18 | #include <casa/OS/File.h> |
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[80] | 19 | #include <casa/Arrays/Array.h> |
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| 20 | #include <casa/Arrays/ArrayMath.h> |
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| 21 | #include <casa/Arrays/MaskArrMath.h> |
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| 22 | #include <casa/Arrays/ArrayLogical.h> |
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| 23 | #include <casa/Arrays/ArrayAccessor.h> |
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[455] | 24 | #include <casa/Arrays/VectorSTLIterator.h> |
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[206] | 25 | #include <casa/Arrays/Vector.h> |
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[418] | 26 | #include <casa/BasicMath/Math.h> |
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[504] | 27 | #include <casa/BasicSL/Constants.h> |
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[286] | 28 | #include <casa/Quanta/MVAngle.h> |
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[805] | 29 | #include <casa/Containers/RecordField.h> |
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[2] | 30 | |
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[80] | 31 | #include <tables/Tables/TableParse.h> |
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| 32 | #include <tables/Tables/TableDesc.h> |
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[488] | 33 | #include <tables/Tables/TableCopy.h> |
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[80] | 34 | #include <tables/Tables/SetupNewTab.h> |
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| 35 | #include <tables/Tables/ScaColDesc.h> |
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| 36 | #include <tables/Tables/ArrColDesc.h> |
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[805] | 37 | #include <tables/Tables/TableRow.h> |
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| 38 | #include <tables/Tables/TableVector.h> |
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| 39 | #include <tables/Tables/TableIter.h> |
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[2] | 40 | |
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[80] | 41 | #include <tables/Tables/ExprNode.h> |
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| 42 | #include <tables/Tables/TableRecord.h> |
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| 43 | #include <measures/Measures/MFrequency.h> |
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[805] | 44 | #include <measures/Measures/MEpoch.h> |
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[80] | 45 | #include <measures/Measures/MeasTable.h> |
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[805] | 46 | #include <measures/Measures/MeasRef.h> |
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| 47 | #include <measures/TableMeasures/TableMeasRefDesc.h> |
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| 48 | #include <measures/TableMeasures/TableMeasValueDesc.h> |
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| 49 | #include <measures/TableMeasures/TableMeasDesc.h> |
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| 50 | #include <measures/TableMeasures/ScalarMeasColumn.h> |
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[105] | 51 | #include <coordinates/Coordinates/CoordinateUtil.h> |
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[80] | 52 | #include <casa/Quanta/MVTime.h> |
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[281] | 53 | #include <casa/Quanta/MVAngle.h> |
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[2] | 54 | |
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[805] | 55 | #include "Scantable.h" |
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[476] | 56 | #include "SDAttr.h" |
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[2] | 57 | |
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[125] | 58 | using namespace casa; |
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[2] | 59 | |
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[805] | 60 | namespace asap { |
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| 61 | |
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| 62 | Scantable::Scantable(Table::TableType ttype) : |
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[852] | 63 | type_(ttype) |
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[206] | 64 | { |
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[805] | 65 | setupMainTable(); |
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[852] | 66 | freqTable_ = STFrequencies(*this); |
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[805] | 67 | table_.rwKeywordSet().defineTable("FREQUENCIES", freqTable_.table()); |
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[852] | 68 | weatherTable_ = STWeather(*this); |
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[805] | 69 | table_.rwKeywordSet().defineTable("WEATHER", weatherTable_.table()); |
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[852] | 70 | focusTable_ = STFocus(*this); |
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[805] | 71 | table_.rwKeywordSet().defineTable("FOCUS", focusTable_.table()); |
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[852] | 72 | tcalTable_ = STTcal(*this); |
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[805] | 73 | table_.rwKeywordSet().defineTable("TCAL", tcalTable_.table()); |
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[852] | 74 | moleculeTable_ = STMolecules(*this); |
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[805] | 75 | table_.rwKeywordSet().defineTable("MOLECULES", moleculeTable_.table()); |
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| 76 | setupHistoryTable(); |
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| 77 | setupFitTable(); |
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[852] | 78 | historyTable_ = table_.keywordSet().asTable("HISTORY"); |
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| 79 | fitTable_ = table_.keywordSet().asTable("FITS"); |
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| 80 | cout << "DEBUG" << endl; |
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[805] | 81 | |
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| 82 | originalTable_ = table_; |
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[322] | 83 | attach(); |
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[852] | 84 | cout << "debug" << endl; |
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[18] | 85 | } |
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[206] | 86 | |
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[805] | 87 | Scantable::Scantable(const std::string& name, Table::TableType ttype) : |
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[852] | 88 | type_(ttype) |
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[206] | 89 | { |
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[50] | 90 | Table tab(name); |
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[499] | 91 | Int version; |
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[483] | 92 | tab.keywordSet().get("VERSION", version); |
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| 93 | if (version != version_) { |
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| 94 | throw(AipsError("Unsupported version of ASAP file.")); |
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| 95 | } |
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[805] | 96 | if ( type_ == Table::Memory ) |
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[852] | 97 | table_ = tab.copyToMemoryTable(generateName()); |
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[805] | 98 | else |
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| 99 | table_ = tab; |
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[852] | 100 | freqTable_ = STFrequencies(table_.keywordSet().asTable("FREQUENCIES")); |
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| 101 | focusTable_ = STFocus(table_.keywordSet().asTable("FOCUS")); |
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| 102 | weatherTable_ = STWeather(table_.keywordSet().asTable("WEATHER")); |
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| 103 | tcalTable_ = STTcal(table_.keywordSet().asTable("TCAL")); |
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| 104 | moleculeTable_ = STMolecules(table_.keywordSet().asTable("MOLECULES")); |
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[805] | 105 | originalTable_ = table_; |
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[329] | 106 | attach(); |
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[2] | 107 | } |
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| 108 | |
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[805] | 109 | |
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| 110 | Scantable::Scantable( const Scantable& other, bool clear ) |
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[206] | 111 | { |
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[805] | 112 | // with or without data |
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[16] | 113 | if (clear) { |
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[852] | 114 | table_ = TableCopy::makeEmptyMemoryTable(String(generateName()), |
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| 115 | other.table_, True); |
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[16] | 116 | } else { |
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[852] | 117 | table_ = other.table_.copyToMemoryTable(String(generateName())); |
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[16] | 118 | } |
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[483] | 119 | |
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[805] | 120 | originalTable_ = table_; |
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[322] | 121 | attach(); |
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[2] | 122 | } |
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| 123 | |
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[805] | 124 | Scantable::~Scantable() |
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[206] | 125 | { |
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[805] | 126 | cout << "~Scantable() " << this << endl; |
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[2] | 127 | } |
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| 128 | |
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[805] | 129 | void Scantable::setupMainTable() |
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[206] | 130 | { |
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[805] | 131 | TableDesc td("", "1", TableDesc::Scratch); |
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| 132 | td.comment() = "An ASAP Scantable"; |
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| 133 | td.rwKeywordSet().define("VERSION", Int(version_)); |
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[2] | 134 | |
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[805] | 135 | // n Cycles |
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| 136 | td.addColumn(ScalarColumnDesc<uInt>("SCANNO")); |
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| 137 | // new index every nBeam x nIF x nPol |
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| 138 | td.addColumn(ScalarColumnDesc<uInt>("CYCLENO")); |
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[2] | 139 | |
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[805] | 140 | td.addColumn(ScalarColumnDesc<uInt>("BEAMNO")); |
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| 141 | td.addColumn(ScalarColumnDesc<uInt>("IFNO")); |
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| 142 | td.rwKeywordSet().define("POLTYPE", String("linear")); |
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| 143 | td.addColumn(ScalarColumnDesc<uInt>("POLNO")); |
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[138] | 144 | |
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[805] | 145 | td.addColumn(ScalarColumnDesc<uInt>("FREQ_ID")); |
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| 146 | td.addColumn(ScalarColumnDesc<uInt>("MOLECULE_ID")); |
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| 147 | // linear, circular, stokes [I Q U V], stokes1 [I Plinear Pangle V] |
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| 148 | td.addColumn(ScalarColumnDesc<Int>("REFBEAMNO")); |
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[80] | 149 | |
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[805] | 150 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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| 151 | TableMeasRefDesc measRef(MEpoch::UTC); // UTC as default |
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| 152 | TableMeasValueDesc measVal(td, "TIME"); |
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| 153 | TableMeasDesc<MEpoch> mepochCol(measVal, measRef); |
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| 154 | mepochCol.write(td); |
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[483] | 155 | |
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[805] | 156 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL")); |
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| 157 | |
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[2] | 158 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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[805] | 159 | // Type of source (on=0, off=1, other=-1) |
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| 160 | td.addColumn(ScalarColumnDesc<Int>("SRCTYPE", Int(-1))); |
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| 161 | td.addColumn(ScalarColumnDesc<String>("FIELDNAME")); |
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| 162 | |
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| 163 | //The actual Data Vectors |
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[2] | 164 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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| 165 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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[89] | 166 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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[805] | 167 | |
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| 168 | td.addColumn(ArrayColumnDesc<Double>("DIRECTION", |
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| 169 | IPosition(1,2), |
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| 170 | ColumnDesc::Direct)); |
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| 171 | TableMeasRefDesc mdirRef(MDirection::J2000); // default |
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| 172 | TableMeasValueDesc tmvdMDir(td, "DIRECTION"); |
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| 173 | // the TableMeasDesc gives the column a type |
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| 174 | TableMeasDesc<MDirection> mdirCol(tmvdMDir, mdirRef); |
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| 175 | // writing create the measure column |
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| 176 | mdirCol.write(td); |
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| 177 | td.addColumn(ScalarColumnDesc<Double>("AZIMUTH")); |
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| 178 | td.addColumn(ScalarColumnDesc<Double>("ELEVATION")); |
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[105] | 179 | td.addColumn(ScalarColumnDesc<Float>("PARANGLE")); |
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| 180 | |
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[805] | 181 | td.addColumn(ScalarColumnDesc<uInt>("TCAL_ID")); |
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| 182 | td.addColumn(ScalarColumnDesc<uInt>("FIT_ID")); |
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| 183 | |
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| 184 | td.addColumn(ScalarColumnDesc<uInt>("FOCUS_ID")); |
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| 185 | td.addColumn(ScalarColumnDesc<uInt>("WEATHER_ID")); |
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| 186 | |
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| 187 | td.rwKeywordSet().define("OBSMODE", String("")); |
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| 188 | |
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[418] | 189 | // Now create Table SetUp from the description. |
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[852] | 190 | SetupNewTable aNewTab(generateName(), td, Table::New); |
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| 191 | table_ = Table(aNewTab, type_, 0); |
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[805] | 192 | originalTable_ = table_; |
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[745] | 193 | |
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[805] | 194 | } |
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[418] | 195 | |
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[837] | 196 | void Scantable::setupHistoryTable( ) |
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[805] | 197 | { |
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[483] | 198 | TableDesc tdh("", "1", TableDesc::Scratch); |
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| 199 | tdh.addColumn(ScalarColumnDesc<String>("ITEM")); |
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[805] | 200 | SetupNewTable histtab("history", tdh, Table::New); |
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[483] | 201 | Table histTable(histtab, Table::Memory); |
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| 202 | table_.rwKeywordSet().defineTable("HISTORY", histTable); |
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[2] | 203 | } |
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| 204 | |
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[805] | 205 | void Scantable::setupFitTable() |
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[322] | 206 | { |
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[39] | 207 | TableDesc td("", "1", TableDesc::Scratch); |
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[805] | 208 | td.addColumn(ScalarColumnDesc<uInt>("FIT_ID")); |
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[455] | 209 | td.addColumn(ArrayColumnDesc<String>("FUNCTIONS")); |
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| 210 | td.addColumn(ArrayColumnDesc<Int>("COMPONENTS")); |
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| 211 | td.addColumn(ArrayColumnDesc<Double>("PARAMETERS")); |
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| 212 | td.addColumn(ArrayColumnDesc<Bool>("PARMASK")); |
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[465] | 213 | td.addColumn(ArrayColumnDesc<String>("FRAMEINFO")); |
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[455] | 214 | SetupNewTable aNewTab("fits", td, Table::New); |
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| 215 | Table aTable(aNewTab, Table::Memory); |
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| 216 | table_.rwKeywordSet().defineTable("FITS", aTable); |
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| 217 | } |
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| 218 | |
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[805] | 219 | void Scantable::attach() |
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[455] | 220 | { |
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[805] | 221 | timeCol_.attach(table_, "TIME"); |
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| 222 | srcnCol_.attach(table_, "SRCNAME"); |
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| 223 | specCol_.attach(table_, "SPECTRA"); |
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| 224 | flagsCol_.attach(table_, "FLAGTRA"); |
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| 225 | tsCol_.attach(table_, "TSYS"); |
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| 226 | cycleCol_.attach(table_,"CYCLENO"); |
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| 227 | scanCol_.attach(table_, "SCANNO"); |
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| 228 | beamCol_.attach(table_, "BEAMNO"); |
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[847] | 229 | ifCol_.attach(table_, "IFNO"); |
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| 230 | polCol_.attach(table_, "POLNO"); |
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[805] | 231 | integrCol_.attach(table_, "INTERVAL"); |
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| 232 | azCol_.attach(table_, "AZIMUTH"); |
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| 233 | elCol_.attach(table_, "ELEVATION"); |
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| 234 | dirCol_.attach(table_, "DIRECTION"); |
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| 235 | paraCol_.attach(table_, "PARANGLE"); |
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| 236 | fldnCol_.attach(table_, "FIELDNAME"); |
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| 237 | rbeamCol_.attach(table_, "REFBEAMNO"); |
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[455] | 238 | |
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[805] | 239 | mfitidCol_.attach(table_,"FIT_ID"); |
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| 240 | fitidCol_.attach(fitTable_,"FIT_ID"); |
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[465] | 241 | |
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[805] | 242 | mfreqidCol_.attach(table_, "FREQ_ID"); |
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[465] | 243 | |
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[805] | 244 | mtcalidCol_.attach(table_, "TCAL_ID"); |
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[465] | 245 | |
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[805] | 246 | mfocusidCol_.attach(table_, "FOCUS_ID"); |
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[455] | 247 | |
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[805] | 248 | mmolidCol_.attach(table_, "MOLECULE_ID"); |
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[455] | 249 | } |
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| 250 | |
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[845] | 251 | void Scantable::setHeader(const SDHeader& sdh) |
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[206] | 252 | { |
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[18] | 253 | table_.rwKeywordSet().define("nIF", sdh.nif); |
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| 254 | table_.rwKeywordSet().define("nBeam", sdh.nbeam); |
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| 255 | table_.rwKeywordSet().define("nPol", sdh.npol); |
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| 256 | table_.rwKeywordSet().define("nChan", sdh.nchan); |
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| 257 | table_.rwKeywordSet().define("Observer", sdh.observer); |
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| 258 | table_.rwKeywordSet().define("Project", sdh.project); |
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| 259 | table_.rwKeywordSet().define("Obstype", sdh.obstype); |
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| 260 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname); |
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| 261 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition); |
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| 262 | table_.rwKeywordSet().define("Equinox", sdh.equinox); |
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| 263 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref); |
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| 264 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq); |
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| 265 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth); |
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| 266 | table_.rwKeywordSet().define("UTC", sdh.utc); |
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[206] | 267 | table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit); |
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| 268 | table_.rwKeywordSet().define("Epoch", sdh.epoch); |
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[50] | 269 | } |
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[21] | 270 | |
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[845] | 271 | SDHeader Scantable::getHeader() const |
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[206] | 272 | { |
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[21] | 273 | SDHeader sdh; |
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| 274 | table_.keywordSet().get("nBeam",sdh.nbeam); |
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| 275 | table_.keywordSet().get("nIF",sdh.nif); |
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| 276 | table_.keywordSet().get("nPol",sdh.npol); |
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| 277 | table_.keywordSet().get("nChan",sdh.nchan); |
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| 278 | table_.keywordSet().get("Observer", sdh.observer); |
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| 279 | table_.keywordSet().get("Project", sdh.project); |
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| 280 | table_.keywordSet().get("Obstype", sdh.obstype); |
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| 281 | table_.keywordSet().get("AntennaName", sdh.antennaname); |
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| 282 | table_.keywordSet().get("AntennaPosition", sdh.antennaposition); |
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| 283 | table_.keywordSet().get("Equinox", sdh.equinox); |
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| 284 | table_.keywordSet().get("FreqRefFrame", sdh.freqref); |
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| 285 | table_.keywordSet().get("FreqRefVal", sdh.reffreq); |
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| 286 | table_.keywordSet().get("Bandwidth", sdh.bandwidth); |
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| 287 | table_.keywordSet().get("UTC", sdh.utc); |
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[206] | 288 | table_.keywordSet().get("FluxUnit", sdh.fluxunit); |
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| 289 | table_.keywordSet().get("Epoch", sdh.epoch); |
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[21] | 290 | return sdh; |
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[18] | 291 | } |
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[805] | 292 | |
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[845] | 293 | bool Scantable::conformant( const Scantable& other ) |
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| 294 | { |
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| 295 | return this->getHeader().conformant(other.getHeader()); |
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| 296 | } |
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| 297 | |
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| 298 | |
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[837] | 299 | int Scantable::nscan() const { |
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[805] | 300 | int n = 0; |
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| 301 | int previous = -1; int current = 0; |
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[322] | 302 | for (uInt i=0; i< scanCol_.nrow();i++) { |
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| 303 | scanCol_.getScalar(i,current); |
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[50] | 304 | if (previous != current) { |
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[89] | 305 | previous = current; |
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[50] | 306 | n++; |
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| 307 | } |
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| 308 | } |
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| 309 | return n; |
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| 310 | } |
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| 311 | |
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[805] | 312 | std::string Scantable::formatSec(Double x) const |
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[206] | 313 | { |
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[105] | 314 | Double xcop = x; |
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| 315 | MVTime mvt(xcop/24./3600.); // make days |
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[365] | 316 | |
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[105] | 317 | if (x < 59.95) |
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[281] | 318 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s"; |
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[745] | 319 | else if (x < 3599.95) |
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[281] | 320 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" "; |
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| 321 | else { |
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| 322 | ostringstream oss; |
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| 323 | oss << setw(2) << std::right << setprecision(1) << mvt.hour(); |
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| 324 | oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " "; |
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| 325 | return String(oss); |
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[745] | 326 | } |
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[105] | 327 | }; |
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| 328 | |
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[805] | 329 | std::string Scantable::formatDirection(const MDirection& md) const |
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[281] | 330 | { |
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| 331 | Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue(); |
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| 332 | Int prec = 7; |
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| 333 | |
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| 334 | MVAngle mvLon(t[0]); |
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| 335 | String sLon = mvLon.string(MVAngle::TIME,prec); |
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| 336 | MVAngle mvLat(t[1]); |
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| 337 | String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec); |
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[380] | 338 | return sLon + String(" ") + sLat; |
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[281] | 339 | } |
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| 340 | |
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| 341 | |
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[805] | 342 | std::string Scantable::getFluxUnit() const |
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[206] | 343 | { |
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[847] | 344 | return table_.keywordSet().asString("FluxUnit"); |
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[206] | 345 | } |
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| 346 | |
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[805] | 347 | void Scantable::setFluxUnit(const std::string& unit) |
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[218] | 348 | { |
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| 349 | String tmp(unit); |
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| 350 | Unit tU(tmp); |
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| 351 | if (tU==Unit("K") || tU==Unit("Jy")) { |
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| 352 | table_.rwKeywordSet().define(String("FluxUnit"), tmp); |
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| 353 | } else { |
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| 354 | throw AipsError("Illegal unit - must be compatible with Jy or K"); |
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| 355 | } |
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| 356 | } |
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| 357 | |
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[805] | 358 | void Scantable::setInstrument(const std::string& name) |
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[236] | 359 | { |
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[805] | 360 | bool throwIt = true; |
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[476] | 361 | Instrument ins = SDAttr::convertInstrument(name, throwIt); |
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[236] | 362 | String nameU(name); |
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| 363 | nameU.upcase(); |
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| 364 | table_.rwKeywordSet().define(String("AntennaName"), nameU); |
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| 365 | } |
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| 366 | |
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[805] | 367 | MPosition Scantable::getAntennaPosition () const |
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| 368 | { |
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| 369 | Vector<Double> antpos; |
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| 370 | table_.keywordSet().get("AntennaPosition", antpos); |
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| 371 | MVPosition mvpos(antpos(0),antpos(1),antpos(2)); |
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| 372 | return MPosition(mvpos); |
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| 373 | } |
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[281] | 374 | |
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[805] | 375 | void Scantable::makePersistent(const std::string& filename) |
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| 376 | { |
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| 377 | String inname(filename); |
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| 378 | Path path(inname); |
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| 379 | inname = path.expandedName(); |
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| 380 | table_.deepCopy(inname, Table::New); |
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| 381 | } |
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| 382 | |
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[837] | 383 | int Scantable::nbeam( int scanno ) const |
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[805] | 384 | { |
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| 385 | if ( scanno < 0 ) { |
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| 386 | Int n; |
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| 387 | table_.keywordSet().get("nBeam",n); |
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| 388 | return int(n); |
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[105] | 389 | } else { |
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[805] | 390 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
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| 391 | Table tab = table_(table_.col("SCANNO") == scanno |
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| 392 | && table_.col("POLNO") == 0 |
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| 393 | && table_.col("IFNO") == 0 |
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| 394 | && table_.col("CYCLENO") == 0 ); |
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| 395 | ROTableVector<uInt> v(tab, "BEAMNO"); |
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| 396 | return int(v.nelements()); |
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[105] | 397 | } |
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[805] | 398 | return 0; |
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| 399 | } |
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[455] | 400 | |
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[837] | 401 | int Scantable::nif( int scanno ) const |
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[805] | 402 | { |
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| 403 | if ( scanno < 0 ) { |
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| 404 | Int n; |
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| 405 | table_.keywordSet().get("nIF",n); |
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| 406 | return int(n); |
---|
| 407 | } else { |
---|
| 408 | // take the first POLNO,BEAMNO,CYCLENO as nbeam shouldn't vary with these |
---|
| 409 | Table tab = table_(table_.col("SCANNO") == scanno |
---|
| 410 | && table_.col("POLNO") == 0 |
---|
| 411 | && table_.col("BEAMNO") == 0 |
---|
| 412 | && table_.col("CYCLENO") == 0 ); |
---|
| 413 | ROTableVector<uInt> v(tab, "IFNO"); |
---|
| 414 | return int(v.nelements()); |
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[2] | 415 | } |
---|
[805] | 416 | return 0; |
---|
| 417 | } |
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[321] | 418 | |
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[837] | 419 | int Scantable::npol( int scanno ) const |
---|
[805] | 420 | { |
---|
| 421 | if ( scanno < 0 ) { |
---|
| 422 | Int n; |
---|
| 423 | table_.keywordSet().get("nPol",n); |
---|
| 424 | return n; |
---|
| 425 | } else { |
---|
| 426 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
| 427 | Table tab = table_(table_.col("SCANNO") == scanno |
---|
| 428 | && table_.col("IFNO") == 0 |
---|
| 429 | && table_.col("BEAMNO") == 0 |
---|
| 430 | && table_.col("CYCLENO") == 0 ); |
---|
| 431 | ROTableVector<uInt> v(tab, "POLNO"); |
---|
| 432 | return int(v.nelements()); |
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[321] | 433 | } |
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[805] | 434 | return 0; |
---|
[2] | 435 | } |
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[805] | 436 | |
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[845] | 437 | int Scantable::ncycle( int scanno ) const |
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[206] | 438 | { |
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[805] | 439 | if ( scanno < 0 ) { |
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[837] | 440 | Block<String> cols(2); |
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| 441 | cols[0] = "SCANNO"; |
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| 442 | cols[1] = "CYCLENO"; |
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| 443 | TableIterator it(table_, cols); |
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| 444 | int n = 0; |
---|
| 445 | while ( !it.pastEnd() ) { |
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| 446 | ++n; |
---|
| 447 | } |
---|
| 448 | return n; |
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[805] | 449 | } else { |
---|
| 450 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
| 451 | Table tab = table_(table_.col("SCANNO") == scanno |
---|
| 452 | && table_.col("BEAMNO") == 0 |
---|
| 453 | && table_.col("IFNO") == 0 |
---|
| 454 | && table_.col("POLNO") == 0 ); |
---|
| 455 | return int(tab.nrow()); |
---|
| 456 | } |
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| 457 | return 0; |
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[18] | 458 | } |
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[455] | 459 | |
---|
| 460 | |
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[845] | 461 | int Scantable::nrow( int scanno ) const |
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[805] | 462 | { |
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[845] | 463 | return int(table_.nrow()); |
---|
| 464 | } |
---|
| 465 | |
---|
| 466 | int Scantable::nchan( int ifno ) const |
---|
| 467 | { |
---|
| 468 | if ( ifno < 0 ) { |
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[805] | 469 | Int n; |
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| 470 | table_.keywordSet().get("nChan",n); |
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| 471 | return int(n); |
---|
| 472 | } else { |
---|
[845] | 473 | // take the first SCANNO,POLNO,BEAMNO,CYCLENO as nbeam shouldn't vary with these |
---|
| 474 | Table tab = table_(table_.col("SCANNO") == 0 |
---|
[805] | 475 | && table_.col("IFNO") == ifno |
---|
| 476 | && table_.col("BEAMNO") == 0 |
---|
| 477 | && table_.col("POLNO") == 0 |
---|
| 478 | && table_.col("CYCLENO") == 0 ); |
---|
| 479 | ROArrayColumn<Float> v(tab, "SPECTRA"); |
---|
[837] | 480 | return v(0).nelements(); |
---|
[805] | 481 | } |
---|
| 482 | return 0; |
---|
[18] | 483 | } |
---|
[455] | 484 | |
---|
[847] | 485 | |
---|
| 486 | int Scantable::getBeam(int whichrow) const |
---|
| 487 | { |
---|
| 488 | return beamCol_(whichrow); |
---|
| 489 | } |
---|
| 490 | |
---|
| 491 | int Scantable::getIF(int whichrow) const |
---|
| 492 | { |
---|
| 493 | return ifCol_(whichrow); |
---|
| 494 | } |
---|
| 495 | |
---|
| 496 | int Scantable::getPol(int whichrow) const |
---|
| 497 | { |
---|
| 498 | return polCol_(whichrow); |
---|
| 499 | } |
---|
| 500 | |
---|
[805] | 501 | Table Scantable::getHistoryTable() const |
---|
[488] | 502 | { |
---|
| 503 | return table_.keywordSet().asTable("HISTORY"); |
---|
| 504 | } |
---|
| 505 | |
---|
[805] | 506 | void Scantable::appendToHistoryTable(const Table& otherHist) |
---|
[488] | 507 | { |
---|
| 508 | Table t = table_.rwKeywordSet().asTable("HISTORY"); |
---|
[805] | 509 | |
---|
| 510 | addHistory(asap::SEPERATOR); |
---|
[488] | 511 | TableCopy::copyRows(t, otherHist, t.nrow(), 0, otherHist.nrow()); |
---|
[805] | 512 | addHistory(asap::SEPERATOR); |
---|
[488] | 513 | } |
---|
| 514 | |
---|
[805] | 515 | void Scantable::addHistory(const std::string& hist) |
---|
[206] | 516 | { |
---|
[483] | 517 | Table t = table_.rwKeywordSet().asTable("HISTORY"); |
---|
[745] | 518 | uInt nrow = t.nrow(); |
---|
[483] | 519 | t.addRow(); |
---|
| 520 | ScalarColumn<String> itemCol(t, "ITEM"); |
---|
| 521 | itemCol.put(nrow, hist); |
---|
[206] | 522 | } |
---|
| 523 | |
---|
[805] | 524 | std::vector<std::string> Scantable::getHistory() const |
---|
[206] | 525 | { |
---|
| 526 | Vector<String> history; |
---|
[483] | 527 | const Table& t = table_.keywordSet().asTable("HISTORY"); |
---|
[745] | 528 | uInt nrow = t.nrow(); |
---|
[483] | 529 | ROScalarColumn<String> itemCol(t, "ITEM"); |
---|
| 530 | std::vector<std::string> stlout; |
---|
| 531 | String hist; |
---|
| 532 | for (uInt i=0; i<nrow; ++i) { |
---|
| 533 | itemCol.get(i, hist); |
---|
| 534 | stlout.push_back(hist); |
---|
| 535 | } |
---|
[206] | 536 | return stlout; |
---|
| 537 | } |
---|
[488] | 538 | |
---|
[805] | 539 | std::string Scantable::formatTime(const MEpoch& me, bool showdate) const |
---|
| 540 | { |
---|
| 541 | MVTime mvt(me.getValue()); |
---|
| 542 | if (showdate) |
---|
| 543 | mvt.setFormat(MVTime::YMD); |
---|
| 544 | else |
---|
| 545 | mvt.setFormat(MVTime::TIME); |
---|
| 546 | ostringstream oss; |
---|
| 547 | oss << mvt; |
---|
| 548 | return String(oss); |
---|
| 549 | } |
---|
[488] | 550 | |
---|
[805] | 551 | void Scantable::calculateAZEL() |
---|
| 552 | { |
---|
| 553 | MPosition mp = getAntennaPosition(); |
---|
| 554 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 555 | ostringstream oss; |
---|
| 556 | oss << "Computed azimuth/elevation using " << endl |
---|
| 557 | << mp << endl; |
---|
| 558 | for (uInt i=0; i<nrow(); ++i) { |
---|
| 559 | MEpoch me = timeCol(i); |
---|
| 560 | MDirection md = dirCol_(i); |
---|
| 561 | dirCol_.get(i,md); |
---|
| 562 | oss << " Time: " << formatTime(me,False) << " Direction: " << formatDirection(md) |
---|
| 563 | << endl << " => "; |
---|
| 564 | MeasFrame frame(mp, me); |
---|
| 565 | Vector<Double> azel = |
---|
| 566 | MDirection::Convert(md, MDirection::Ref(MDirection::AZEL, |
---|
| 567 | frame) |
---|
| 568 | )().getAngle("rad").getValue(); |
---|
| 569 | azCol_.put(i,azel[0]); |
---|
| 570 | elCol_.put(i,azel[1]); |
---|
| 571 | oss << "azel: " << azel[0]/C::pi*180.0 << " " |
---|
| 572 | << azel[1]/C::pi*180.0 << " (deg)" << endl; |
---|
[16] | 573 | } |
---|
[805] | 574 | pushLog(String(oss)); |
---|
| 575 | } |
---|
[89] | 576 | |
---|
[805] | 577 | std::vector<bool> Scantable::getMask(int whichrow) const |
---|
| 578 | { |
---|
| 579 | Vector<uChar> flags; |
---|
| 580 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 581 | Vector<Bool> bflag(flags.shape()); |
---|
| 582 | convertArray(bflag, flags); |
---|
| 583 | bflag = !bflag; |
---|
| 584 | std::vector<bool> mask; |
---|
| 585 | bflag.tovector(mask); |
---|
| 586 | return mask; |
---|
| 587 | } |
---|
[89] | 588 | |
---|
[805] | 589 | std::vector<float> Scantable::getSpectrum(int whichrow) const |
---|
| 590 | { |
---|
| 591 | Vector<Float> arr; |
---|
| 592 | specCol_.get(whichrow, arr); |
---|
| 593 | std::vector<float> out; |
---|
| 594 | arr.tovector(out); |
---|
| 595 | return out; |
---|
[89] | 596 | } |
---|
[212] | 597 | |
---|
[805] | 598 | String Scantable::generateName() |
---|
[745] | 599 | { |
---|
[805] | 600 | return (File::newUniqueName("./","temp")).baseName(); |
---|
[212] | 601 | } |
---|
| 602 | |
---|
[805] | 603 | const casa::Table& Scantable::table( ) const |
---|
[212] | 604 | { |
---|
[805] | 605 | return table_; |
---|
[212] | 606 | } |
---|
| 607 | |
---|
[805] | 608 | casa::Table& Scantable::table( ) |
---|
[386] | 609 | { |
---|
[805] | 610 | return table_; |
---|
[386] | 611 | } |
---|
| 612 | |
---|
[805] | 613 | std::string Scantable::getPolarizationLabel(bool linear, bool stokes, |
---|
| 614 | bool linpol, int polidx) const |
---|
[401] | 615 | { |
---|
[805] | 616 | uInt idx = 0; |
---|
| 617 | if (polidx >=0) idx = polidx; |
---|
| 618 | return ""; |
---|
| 619 | //return SDPolUtil::polarizationLabel(idx, linear, stokes, linpol); |
---|
[401] | 620 | } |
---|
[386] | 621 | |
---|
[805] | 622 | void Scantable::unsetSelection() |
---|
[380] | 623 | { |
---|
[805] | 624 | table_ = originalTable_; |
---|
[847] | 625 | attach(); |
---|
[805] | 626 | selector_.reset(); |
---|
[380] | 627 | } |
---|
[386] | 628 | |
---|
[805] | 629 | void Scantable::setSelection( const STSelector& selection ) |
---|
[430] | 630 | { |
---|
[805] | 631 | Table tab = const_cast<STSelector&>(selection).apply(originalTable_); |
---|
| 632 | if ( tab.nrow() == 0 ) { |
---|
| 633 | throw(AipsError("Selection contains no data. Not applying it.")); |
---|
| 634 | } |
---|
| 635 | table_ = tab; |
---|
[847] | 636 | attach(); |
---|
[805] | 637 | selector_ = selection; |
---|
[430] | 638 | } |
---|
| 639 | |
---|
[837] | 640 | std::string Scantable::summary( bool verbose ) |
---|
[447] | 641 | { |
---|
[805] | 642 | // Format header info |
---|
| 643 | ostringstream oss; |
---|
| 644 | oss << endl; |
---|
| 645 | oss << asap::SEPERATOR << endl; |
---|
| 646 | oss << " Scan Table Summary" << endl; |
---|
| 647 | oss << asap::SEPERATOR << endl; |
---|
| 648 | oss.flags(std::ios_base::left); |
---|
| 649 | oss << setw(15) << "Beams:" << setw(4) << nbeam() << endl |
---|
| 650 | << setw(15) << "IFs:" << setw(4) << nif() << endl |
---|
| 651 | << setw(15) << "Polarisations:" << setw(4) << npol() << endl |
---|
| 652 | << setw(15) << "Channels:" << setw(4) << nchan() << endl; |
---|
| 653 | oss << endl; |
---|
| 654 | String tmp; |
---|
| 655 | //table_.keywordSet().get("Observer", tmp); |
---|
| 656 | oss << setw(15) << "Observer:" << table_.keywordSet().asString("Observer") << endl; |
---|
| 657 | oss << setw(15) << "Obs Date:" << getTime(-1,true) << endl; |
---|
| 658 | table_.keywordSet().get("Project", tmp); |
---|
| 659 | oss << setw(15) << "Project:" << tmp << endl; |
---|
| 660 | table_.keywordSet().get("Obstype", tmp); |
---|
| 661 | oss << setw(15) << "Obs. Type:" << tmp << endl; |
---|
| 662 | table_.keywordSet().get("AntennaName", tmp); |
---|
| 663 | oss << setw(15) << "Antenna Name:" << tmp << endl; |
---|
| 664 | table_.keywordSet().get("FluxUnit", tmp); |
---|
| 665 | oss << setw(15) << "Flux Unit:" << tmp << endl; |
---|
| 666 | Vector<Float> vec; |
---|
| 667 | oss << setw(15) << "Rest Freqs:"; |
---|
| 668 | if (vec.nelements() > 0) { |
---|
| 669 | oss << setprecision(10) << vec << " [Hz]" << endl; |
---|
| 670 | } else { |
---|
| 671 | oss << "none" << endl; |
---|
| 672 | } |
---|
| 673 | oss << setw(15) << "Abcissa:" << "channel" << endl; |
---|
| 674 | oss << selector_.print() << endl; |
---|
| 675 | oss << endl; |
---|
| 676 | // main table |
---|
| 677 | String dirtype = "Position (" |
---|
| 678 | + MDirection::showType(dirCol_.getMeasRef().getType()) |
---|
| 679 | + ")"; |
---|
| 680 | oss << setw(5) << "Scan" |
---|
| 681 | << setw(15) << "Source" |
---|
| 682 | // << setw(24) << dirtype |
---|
| 683 | << setw(10) << "Time" |
---|
| 684 | << setw(18) << "Integration" << endl |
---|
| 685 | << setw(5) << "" << setw(10) << "Beam" << dirtype << endl |
---|
| 686 | << setw(15) << "" << setw(5) << "IF" |
---|
| 687 | << setw(8) << "Frame" << setw(16) |
---|
| 688 | << "RefVal" << setw(10) << "RefPix" << setw(12) << "Increment" <<endl; |
---|
| 689 | oss << asap::SEPERATOR << endl; |
---|
| 690 | TableIterator iter(table_, "SCANNO"); |
---|
| 691 | while (!iter.pastEnd()) { |
---|
| 692 | Table subt = iter.table(); |
---|
| 693 | ROTableRow row(subt); |
---|
| 694 | MEpoch::ROScalarColumn timeCol(subt,"TIME"); |
---|
| 695 | const TableRecord& rec = row.get(0); |
---|
| 696 | oss << setw(4) << std::right << rec.asuInt("SCANNO") |
---|
| 697 | << std::left << setw(1) << "" |
---|
| 698 | << setw(15) << rec.asString("SRCNAME") |
---|
| 699 | << setw(10) << formatTime(timeCol(0), false); |
---|
| 700 | // count the cycles in the scan |
---|
| 701 | TableIterator cyciter(subt, "CYCLENO"); |
---|
| 702 | int nint = 0; |
---|
| 703 | while (!cyciter.pastEnd()) { |
---|
| 704 | ++nint; |
---|
| 705 | ++cyciter; |
---|
| 706 | } |
---|
| 707 | oss << setw(3) << std::right << nint << setw(3) << " x " << std::left |
---|
| 708 | << setw(6) << formatSec(rec.asFloat("INTERVAL")) << endl; |
---|
[447] | 709 | |
---|
[805] | 710 | TableIterator biter(subt, "BEAMNO"); |
---|
| 711 | while (!biter.pastEnd()) { |
---|
| 712 | Table bsubt = biter.table(); |
---|
| 713 | ROTableRow brow(bsubt); |
---|
| 714 | MDirection::ROScalarColumn bdirCol(bsubt,"DIRECTION"); |
---|
| 715 | const TableRecord& brec = brow.get(0); |
---|
| 716 | oss << setw(6) << "" << setw(10) << brec.asuInt("BEAMNO"); |
---|
| 717 | oss << setw(24) << formatDirection(bdirCol(0)) << endl; |
---|
| 718 | TableIterator iiter(bsubt, "IFNO"); |
---|
| 719 | while (!iiter.pastEnd()) { |
---|
| 720 | Table isubt = iiter.table(); |
---|
| 721 | ROTableRow irow(isubt); |
---|
| 722 | const TableRecord& irec = irow.get(0); |
---|
| 723 | oss << std::right <<setw(8) << "" << std::left << irec.asuInt("IFNO"); |
---|
| 724 | oss << frequencies().print(irec.asuInt("FREQ_ID")); |
---|
[447] | 725 | |
---|
[805] | 726 | ++iiter; |
---|
| 727 | } |
---|
| 728 | ++biter; |
---|
| 729 | } |
---|
| 730 | ++iter; |
---|
[447] | 731 | } |
---|
[805] | 732 | /// @todo implement verbose mode |
---|
| 733 | return String(oss); |
---|
[447] | 734 | } |
---|
| 735 | |
---|
[805] | 736 | std::string Scantable::getTime(int whichrow, bool showdate) const |
---|
[777] | 737 | { |
---|
[805] | 738 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 739 | MEpoch me; |
---|
| 740 | if (whichrow > -1) { |
---|
| 741 | me = timeCol(uInt(whichrow)); |
---|
| 742 | } else { |
---|
| 743 | Double tm; |
---|
| 744 | table_.keywordSet().get("UTC",tm); |
---|
| 745 | me = MEpoch(MVEpoch(tm)); |
---|
[777] | 746 | } |
---|
[805] | 747 | return formatTime(me, showdate); |
---|
[777] | 748 | } |
---|
[805] | 749 | |
---|
[847] | 750 | std::string Scantable::getAbcissaLabel( int whichrow ) const |
---|
| 751 | { |
---|
| 752 | if ( whichrow > table_.nrow() ) throw(AipsError("Illegal ro number")); |
---|
| 753 | const MPosition& mp = getAntennaPosition(); |
---|
| 754 | const MDirection& md = dirCol_(whichrow); |
---|
| 755 | const MEpoch& me = timeCol_(whichrow); |
---|
| 756 | const Double& rf = mmolidCol_(whichrow); |
---|
| 757 | SpectralCoordinate spc = |
---|
| 758 | freqTable_.getSpectralCoordinate(md, mp, me, rf, mfreqidCol_(whichrow)); |
---|
| 759 | |
---|
| 760 | String s = "Channel"; |
---|
| 761 | Unit u = Unit(freqTable_.getUnitString()); |
---|
| 762 | if (u == Unit("km/s")) { |
---|
| 763 | s = CoordinateUtil::axisLabel(spc,0,True,True,True); |
---|
| 764 | } else if (u == Unit("Hz")) { |
---|
| 765 | Vector<String> wau(1);wau = u.getName(); |
---|
| 766 | spc.setWorldAxisUnits(wau); |
---|
| 767 | |
---|
| 768 | s = CoordinateUtil::axisLabel(spc,0,True,True,False); |
---|
| 769 | } |
---|
| 770 | return s; |
---|
| 771 | |
---|
| 772 | } |
---|
| 773 | |
---|
| 774 | void asap::Scantable::setRestFrequencies( double rf, const std::string& unit ) |
---|
| 775 | { |
---|
| 776 | ///@todo lookup in line table |
---|
| 777 | Unit u(unit); |
---|
| 778 | Quantum<Double> urf(rf, u); |
---|
| 779 | uInt id = moleculeTable_.addEntry(urf.getValue("Hz"), "", ""); |
---|
| 780 | TableVector<uInt> tabvec(table_, "MOLECULE_ID"); |
---|
| 781 | tabvec = id; |
---|
| 782 | } |
---|
| 783 | |
---|
| 784 | void asap::Scantable::setRestFrequencies( const std::string& name ) |
---|
| 785 | { |
---|
| 786 | throw(AipsError("setRestFrequencies( const std::string& name ) NYI")); |
---|
| 787 | ///@todo implement |
---|
| 788 | } |
---|
| 789 | |
---|
[852] | 790 | std::vector< unsigned int > asap::Scantable::rownumbers( ) const |
---|
| 791 | { |
---|
| 792 | std::vector<unsigned int> stlout; |
---|
| 793 | Vector<uInt> vec = table_.rowNumbers(); |
---|
| 794 | vec.tovector(stlout); |
---|
| 795 | return stlout; |
---|
| 796 | } |
---|
| 797 | |
---|
[805] | 798 | }//namespace asap |
---|