[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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[902] | 30 | #include <casa/Utilities/GenSort.h> |
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[2] | 31 | |
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[80] | 32 | #include <tables/Tables/TableParse.h> |
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| 33 | #include <tables/Tables/TableDesc.h> |
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[488] | 34 | #include <tables/Tables/TableCopy.h> |
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[80] | 35 | #include <tables/Tables/SetupNewTab.h> |
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| 36 | #include <tables/Tables/ScaColDesc.h> |
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| 37 | #include <tables/Tables/ArrColDesc.h> |
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[805] | 38 | #include <tables/Tables/TableRow.h> |
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| 39 | #include <tables/Tables/TableVector.h> |
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| 40 | #include <tables/Tables/TableIter.h> |
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[2] | 41 | |
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[80] | 42 | #include <tables/Tables/ExprNode.h> |
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| 43 | #include <tables/Tables/TableRecord.h> |
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| 44 | #include <measures/Measures/MFrequency.h> |
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[805] | 45 | #include <measures/Measures/MEpoch.h> |
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[80] | 46 | #include <measures/Measures/MeasTable.h> |
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[805] | 47 | #include <measures/Measures/MeasRef.h> |
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| 48 | #include <measures/TableMeasures/TableMeasRefDesc.h> |
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| 49 | #include <measures/TableMeasures/TableMeasValueDesc.h> |
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| 50 | #include <measures/TableMeasures/TableMeasDesc.h> |
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| 51 | #include <measures/TableMeasures/ScalarMeasColumn.h> |
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[105] | 52 | #include <coordinates/Coordinates/CoordinateUtil.h> |
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[80] | 53 | #include <casa/Quanta/MVTime.h> |
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[281] | 54 | #include <casa/Quanta/MVAngle.h> |
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[2] | 55 | |
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[805] | 56 | #include "Scantable.h" |
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[896] | 57 | #include "STPolLinear.h" |
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[878] | 58 | #include "STAttr.h" |
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[902] | 59 | #include "MathUtils.h" |
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[2] | 60 | |
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[125] | 61 | using namespace casa; |
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[2] | 62 | |
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[805] | 63 | namespace asap { |
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| 64 | |
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[896] | 65 | std::map<std::string, STPol::STPolFactory *> Scantable::factories_; |
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| 66 | |
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| 67 | void Scantable::initFactories() { |
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| 68 | if ( factories_.empty() ) { |
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| 69 | Scantable::factories_["linear"] = &STPolLinear::myFactory; |
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| 70 | } |
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| 71 | } |
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| 72 | |
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[805] | 73 | Scantable::Scantable(Table::TableType ttype) : |
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[852] | 74 | type_(ttype) |
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[206] | 75 | { |
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[896] | 76 | initFactories(); |
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[805] | 77 | setupMainTable(); |
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[852] | 78 | freqTable_ = STFrequencies(*this); |
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[805] | 79 | table_.rwKeywordSet().defineTable("FREQUENCIES", freqTable_.table()); |
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[852] | 80 | weatherTable_ = STWeather(*this); |
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[805] | 81 | table_.rwKeywordSet().defineTable("WEATHER", weatherTable_.table()); |
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[852] | 82 | focusTable_ = STFocus(*this); |
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[805] | 83 | table_.rwKeywordSet().defineTable("FOCUS", focusTable_.table()); |
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[852] | 84 | tcalTable_ = STTcal(*this); |
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[805] | 85 | table_.rwKeywordSet().defineTable("TCAL", tcalTable_.table()); |
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[852] | 86 | moleculeTable_ = STMolecules(*this); |
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[805] | 87 | table_.rwKeywordSet().defineTable("MOLECULES", moleculeTable_.table()); |
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[860] | 88 | historyTable_ = STHistory(*this); |
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| 89 | table_.rwKeywordSet().defineTable("HISTORY", historyTable_.table()); |
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[805] | 90 | setupFitTable(); |
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[852] | 91 | fitTable_ = table_.keywordSet().asTable("FITS"); |
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[805] | 92 | originalTable_ = table_; |
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[322] | 93 | attach(); |
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[18] | 94 | } |
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[206] | 95 | |
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[805] | 96 | Scantable::Scantable(const std::string& name, Table::TableType ttype) : |
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[852] | 97 | type_(ttype) |
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[206] | 98 | { |
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[896] | 99 | initFactories(); |
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[865] | 100 | Table tab(name, Table::Update); |
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[499] | 101 | Int version; |
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[483] | 102 | tab.keywordSet().get("VERSION", version); |
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| 103 | if (version != version_) { |
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| 104 | throw(AipsError("Unsupported version of ASAP file.")); |
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| 105 | } |
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[805] | 106 | if ( type_ == Table::Memory ) |
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[852] | 107 | table_ = tab.copyToMemoryTable(generateName()); |
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[805] | 108 | else |
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| 109 | table_ = tab; |
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[859] | 110 | attachSubtables(); |
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[805] | 111 | originalTable_ = table_; |
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[329] | 112 | attach(); |
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[2] | 113 | } |
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| 114 | |
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[805] | 115 | Scantable::Scantable( const Scantable& other, bool clear ) |
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[206] | 116 | { |
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[805] | 117 | // with or without data |
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[859] | 118 | String newname = String(generateName()); |
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[865] | 119 | type_ = other.table_.tableType(); |
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[859] | 120 | if ( other.table_.tableType() == Table::Memory ) { |
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| 121 | if ( clear ) { |
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| 122 | table_ = TableCopy::makeEmptyMemoryTable(newname, |
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| 123 | other.table_, True); |
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| 124 | } else |
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| 125 | table_ = other.table_.copyToMemoryTable(newname); |
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[16] | 126 | } else { |
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[865] | 127 | other.table_.deepCopy(newname, Table::New, False, Table::AipsrcEndian, |
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| 128 | Bool(clear)); |
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| 129 | table_ = Table(newname, Table::Update); |
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[902] | 130 | if ( clear ) copySubtables(other); |
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[865] | 131 | table_.markForDelete(); |
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| 132 | } |
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[859] | 133 | |
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| 134 | attachSubtables(); |
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[805] | 135 | originalTable_ = table_; |
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[322] | 136 | attach(); |
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[2] | 137 | } |
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| 138 | |
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[865] | 139 | void Scantable::copySubtables(const Scantable& other) { |
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| 140 | Table t = table_.rwKeywordSet().asTable("FREQUENCIES"); |
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| 141 | TableCopy::copyRows(t, other.freqTable_.table()); |
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| 142 | t = table_.rwKeywordSet().asTable("FOCUS"); |
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| 143 | TableCopy::copyRows(t, other.focusTable_.table()); |
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| 144 | t = table_.rwKeywordSet().asTable("WEATHER"); |
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| 145 | TableCopy::copyRows(t, other.weatherTable_.table()); |
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| 146 | t = table_.rwKeywordSet().asTable("TCAL"); |
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| 147 | TableCopy::copyRows(t, other.tcalTable_.table()); |
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| 148 | t = table_.rwKeywordSet().asTable("MOLECULES"); |
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| 149 | TableCopy::copyRows(t, other.moleculeTable_.table()); |
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| 150 | t = table_.rwKeywordSet().asTable("HISTORY"); |
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| 151 | TableCopy::copyRows(t, other.historyTable_.table()); |
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| 152 | } |
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| 153 | |
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[859] | 154 | void Scantable::attachSubtables() |
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| 155 | { |
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| 156 | freqTable_ = STFrequencies(table_); |
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| 157 | focusTable_ = STFocus(table_); |
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| 158 | weatherTable_ = STWeather(table_); |
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| 159 | tcalTable_ = STTcal(table_); |
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| 160 | moleculeTable_ = STMolecules(table_); |
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[860] | 161 | historyTable_ = STHistory(table_); |
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[859] | 162 | } |
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| 163 | |
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[805] | 164 | Scantable::~Scantable() |
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[206] | 165 | { |
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[805] | 166 | cout << "~Scantable() " << this << endl; |
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[2] | 167 | } |
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| 168 | |
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[805] | 169 | void Scantable::setupMainTable() |
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[206] | 170 | { |
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[805] | 171 | TableDesc td("", "1", TableDesc::Scratch); |
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| 172 | td.comment() = "An ASAP Scantable"; |
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| 173 | td.rwKeywordSet().define("VERSION", Int(version_)); |
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[2] | 174 | |
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[805] | 175 | // n Cycles |
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| 176 | td.addColumn(ScalarColumnDesc<uInt>("SCANNO")); |
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| 177 | // new index every nBeam x nIF x nPol |
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| 178 | td.addColumn(ScalarColumnDesc<uInt>("CYCLENO")); |
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[2] | 179 | |
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[805] | 180 | td.addColumn(ScalarColumnDesc<uInt>("BEAMNO")); |
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| 181 | td.addColumn(ScalarColumnDesc<uInt>("IFNO")); |
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| 182 | td.rwKeywordSet().define("POLTYPE", String("linear")); |
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| 183 | td.addColumn(ScalarColumnDesc<uInt>("POLNO")); |
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[138] | 184 | |
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[805] | 185 | td.addColumn(ScalarColumnDesc<uInt>("FREQ_ID")); |
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| 186 | td.addColumn(ScalarColumnDesc<uInt>("MOLECULE_ID")); |
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| 187 | // linear, circular, stokes [I Q U V], stokes1 [I Plinear Pangle V] |
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| 188 | td.addColumn(ScalarColumnDesc<Int>("REFBEAMNO")); |
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[80] | 189 | |
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[805] | 190 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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| 191 | TableMeasRefDesc measRef(MEpoch::UTC); // UTC as default |
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| 192 | TableMeasValueDesc measVal(td, "TIME"); |
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| 193 | TableMeasDesc<MEpoch> mepochCol(measVal, measRef); |
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| 194 | mepochCol.write(td); |
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[483] | 195 | |
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[805] | 196 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL")); |
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| 197 | |
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[2] | 198 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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[805] | 199 | // Type of source (on=0, off=1, other=-1) |
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| 200 | td.addColumn(ScalarColumnDesc<Int>("SRCTYPE", Int(-1))); |
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| 201 | td.addColumn(ScalarColumnDesc<String>("FIELDNAME")); |
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| 202 | |
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| 203 | //The actual Data Vectors |
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[2] | 204 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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| 205 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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[89] | 206 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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[805] | 207 | |
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| 208 | td.addColumn(ArrayColumnDesc<Double>("DIRECTION", |
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| 209 | IPosition(1,2), |
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| 210 | ColumnDesc::Direct)); |
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| 211 | TableMeasRefDesc mdirRef(MDirection::J2000); // default |
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| 212 | TableMeasValueDesc tmvdMDir(td, "DIRECTION"); |
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| 213 | // the TableMeasDesc gives the column a type |
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| 214 | TableMeasDesc<MDirection> mdirCol(tmvdMDir, mdirRef); |
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| 215 | // writing create the measure column |
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| 216 | mdirCol.write(td); |
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| 217 | td.addColumn(ScalarColumnDesc<Double>("AZIMUTH")); |
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| 218 | td.addColumn(ScalarColumnDesc<Double>("ELEVATION")); |
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[105] | 219 | td.addColumn(ScalarColumnDesc<Float>("PARANGLE")); |
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| 220 | |
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[805] | 221 | td.addColumn(ScalarColumnDesc<uInt>("TCAL_ID")); |
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| 222 | td.addColumn(ScalarColumnDesc<uInt>("FIT_ID")); |
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| 223 | |
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| 224 | td.addColumn(ScalarColumnDesc<uInt>("FOCUS_ID")); |
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| 225 | td.addColumn(ScalarColumnDesc<uInt>("WEATHER_ID")); |
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| 226 | |
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| 227 | td.rwKeywordSet().define("OBSMODE", String("")); |
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| 228 | |
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[418] | 229 | // Now create Table SetUp from the description. |
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[859] | 230 | SetupNewTable aNewTab(generateName(), td, Table::Scratch); |
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[852] | 231 | table_ = Table(aNewTab, type_, 0); |
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[805] | 232 | originalTable_ = table_; |
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[745] | 233 | |
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[805] | 234 | } |
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[418] | 235 | |
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[805] | 236 | void Scantable::setupFitTable() |
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[322] | 237 | { |
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[39] | 238 | TableDesc td("", "1", TableDesc::Scratch); |
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[805] | 239 | td.addColumn(ScalarColumnDesc<uInt>("FIT_ID")); |
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[455] | 240 | td.addColumn(ArrayColumnDesc<String>("FUNCTIONS")); |
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| 241 | td.addColumn(ArrayColumnDesc<Int>("COMPONENTS")); |
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| 242 | td.addColumn(ArrayColumnDesc<Double>("PARAMETERS")); |
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| 243 | td.addColumn(ArrayColumnDesc<Bool>("PARMASK")); |
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[465] | 244 | td.addColumn(ArrayColumnDesc<String>("FRAMEINFO")); |
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[859] | 245 | SetupNewTable aNewTab("fits", td, Table::Scratch); |
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[455] | 246 | Table aTable(aNewTab, Table::Memory); |
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| 247 | table_.rwKeywordSet().defineTable("FITS", aTable); |
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| 248 | } |
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| 249 | |
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[805] | 250 | void Scantable::attach() |
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[455] | 251 | { |
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[805] | 252 | timeCol_.attach(table_, "TIME"); |
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| 253 | srcnCol_.attach(table_, "SRCNAME"); |
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| 254 | specCol_.attach(table_, "SPECTRA"); |
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| 255 | flagsCol_.attach(table_, "FLAGTRA"); |
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[865] | 256 | tsysCol_.attach(table_, "TSYS"); |
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[805] | 257 | cycleCol_.attach(table_,"CYCLENO"); |
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| 258 | scanCol_.attach(table_, "SCANNO"); |
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| 259 | beamCol_.attach(table_, "BEAMNO"); |
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[847] | 260 | ifCol_.attach(table_, "IFNO"); |
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| 261 | polCol_.attach(table_, "POLNO"); |
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[805] | 262 | integrCol_.attach(table_, "INTERVAL"); |
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| 263 | azCol_.attach(table_, "AZIMUTH"); |
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| 264 | elCol_.attach(table_, "ELEVATION"); |
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| 265 | dirCol_.attach(table_, "DIRECTION"); |
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| 266 | paraCol_.attach(table_, "PARANGLE"); |
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| 267 | fldnCol_.attach(table_, "FIELDNAME"); |
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| 268 | rbeamCol_.attach(table_, "REFBEAMNO"); |
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[455] | 269 | |
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[805] | 270 | mfitidCol_.attach(table_,"FIT_ID"); |
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[859] | 271 | //fitidCol_.attach(fitTable_,"FIT_ID"); |
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[465] | 272 | |
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[805] | 273 | mfreqidCol_.attach(table_, "FREQ_ID"); |
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[465] | 274 | |
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[805] | 275 | mtcalidCol_.attach(table_, "TCAL_ID"); |
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[465] | 276 | |
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[805] | 277 | mfocusidCol_.attach(table_, "FOCUS_ID"); |
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[455] | 278 | |
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[805] | 279 | mmolidCol_.attach(table_, "MOLECULE_ID"); |
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[455] | 280 | } |
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| 281 | |
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[901] | 282 | void Scantable::setHeader(const STHeader& sdh) |
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[206] | 283 | { |
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[18] | 284 | table_.rwKeywordSet().define("nIF", sdh.nif); |
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| 285 | table_.rwKeywordSet().define("nBeam", sdh.nbeam); |
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| 286 | table_.rwKeywordSet().define("nPol", sdh.npol); |
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| 287 | table_.rwKeywordSet().define("nChan", sdh.nchan); |
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| 288 | table_.rwKeywordSet().define("Observer", sdh.observer); |
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| 289 | table_.rwKeywordSet().define("Project", sdh.project); |
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| 290 | table_.rwKeywordSet().define("Obstype", sdh.obstype); |
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| 291 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname); |
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| 292 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition); |
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| 293 | table_.rwKeywordSet().define("Equinox", sdh.equinox); |
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| 294 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref); |
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| 295 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq); |
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| 296 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth); |
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| 297 | table_.rwKeywordSet().define("UTC", sdh.utc); |
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[206] | 298 | table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit); |
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| 299 | table_.rwKeywordSet().define("Epoch", sdh.epoch); |
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[905] | 300 | table_.rwKeywordSet().define("POLTYPE", sdh.poltype); |
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[50] | 301 | } |
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[21] | 302 | |
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[901] | 303 | STHeader Scantable::getHeader() const |
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[206] | 304 | { |
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[901] | 305 | STHeader sdh; |
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[21] | 306 | table_.keywordSet().get("nBeam",sdh.nbeam); |
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| 307 | table_.keywordSet().get("nIF",sdh.nif); |
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| 308 | table_.keywordSet().get("nPol",sdh.npol); |
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| 309 | table_.keywordSet().get("nChan",sdh.nchan); |
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| 310 | table_.keywordSet().get("Observer", sdh.observer); |
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| 311 | table_.keywordSet().get("Project", sdh.project); |
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| 312 | table_.keywordSet().get("Obstype", sdh.obstype); |
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| 313 | table_.keywordSet().get("AntennaName", sdh.antennaname); |
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| 314 | table_.keywordSet().get("AntennaPosition", sdh.antennaposition); |
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| 315 | table_.keywordSet().get("Equinox", sdh.equinox); |
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| 316 | table_.keywordSet().get("FreqRefFrame", sdh.freqref); |
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| 317 | table_.keywordSet().get("FreqRefVal", sdh.reffreq); |
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| 318 | table_.keywordSet().get("Bandwidth", sdh.bandwidth); |
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| 319 | table_.keywordSet().get("UTC", sdh.utc); |
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[206] | 320 | table_.keywordSet().get("FluxUnit", sdh.fluxunit); |
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| 321 | table_.keywordSet().get("Epoch", sdh.epoch); |
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[905] | 322 | table_.keywordSet().get("POLTYPE", sdh.poltype); |
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[21] | 323 | return sdh; |
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[18] | 324 | } |
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[805] | 325 | |
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[845] | 326 | bool Scantable::conformant( const Scantable& other ) |
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| 327 | { |
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| 328 | return this->getHeader().conformant(other.getHeader()); |
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| 329 | } |
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| 330 | |
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| 331 | |
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[837] | 332 | int Scantable::nscan() const { |
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[805] | 333 | int n = 0; |
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[902] | 334 | Int previous = -1; Int current = 0; |
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| 335 | Vector<uInt> scannos(scanCol_.getColumn()); |
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| 336 | uInt nout = GenSort<uInt>::sort( scannos, Sort::Ascending, |
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| 337 | Sort::QuickSort|Sort::NoDuplicates ); |
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| 338 | return int(nout); |
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[50] | 339 | } |
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| 340 | |
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[805] | 341 | std::string Scantable::formatSec(Double x) const |
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[206] | 342 | { |
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[105] | 343 | Double xcop = x; |
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| 344 | MVTime mvt(xcop/24./3600.); // make days |
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[365] | 345 | |
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[105] | 346 | if (x < 59.95) |
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[281] | 347 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s"; |
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[745] | 348 | else if (x < 3599.95) |
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[281] | 349 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" "; |
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| 350 | else { |
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| 351 | ostringstream oss; |
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| 352 | oss << setw(2) << std::right << setprecision(1) << mvt.hour(); |
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| 353 | oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " "; |
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| 354 | return String(oss); |
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[745] | 355 | } |
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[105] | 356 | }; |
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| 357 | |
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[805] | 358 | std::string Scantable::formatDirection(const MDirection& md) const |
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[281] | 359 | { |
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| 360 | Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue(); |
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| 361 | Int prec = 7; |
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| 362 | |
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| 363 | MVAngle mvLon(t[0]); |
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| 364 | String sLon = mvLon.string(MVAngle::TIME,prec); |
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| 365 | MVAngle mvLat(t[1]); |
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| 366 | String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec); |
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[380] | 367 | return sLon + String(" ") + sLat; |
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[281] | 368 | } |
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| 369 | |
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| 370 | |
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[805] | 371 | std::string Scantable::getFluxUnit() const |
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[206] | 372 | { |
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[847] | 373 | return table_.keywordSet().asString("FluxUnit"); |
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[206] | 374 | } |
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| 375 | |
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[805] | 376 | void Scantable::setFluxUnit(const std::string& unit) |
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[218] | 377 | { |
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| 378 | String tmp(unit); |
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| 379 | Unit tU(tmp); |
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| 380 | if (tU==Unit("K") || tU==Unit("Jy")) { |
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| 381 | table_.rwKeywordSet().define(String("FluxUnit"), tmp); |
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| 382 | } else { |
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| 383 | throw AipsError("Illegal unit - must be compatible with Jy or K"); |
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| 384 | } |
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| 385 | } |
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| 386 | |
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[805] | 387 | void Scantable::setInstrument(const std::string& name) |
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[236] | 388 | { |
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[805] | 389 | bool throwIt = true; |
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[878] | 390 | Instrument ins = STAttr::convertInstrument(name, throwIt); |
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[236] | 391 | String nameU(name); |
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| 392 | nameU.upcase(); |
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| 393 | table_.rwKeywordSet().define(String("AntennaName"), nameU); |
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| 394 | } |
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| 395 | |
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[805] | 396 | MPosition Scantable::getAntennaPosition () const |
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| 397 | { |
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| 398 | Vector<Double> antpos; |
---|
| 399 | table_.keywordSet().get("AntennaPosition", antpos); |
---|
| 400 | MVPosition mvpos(antpos(0),antpos(1),antpos(2)); |
---|
| 401 | return MPosition(mvpos); |
---|
| 402 | } |
---|
[281] | 403 | |
---|
[805] | 404 | void Scantable::makePersistent(const std::string& filename) |
---|
| 405 | { |
---|
| 406 | String inname(filename); |
---|
| 407 | Path path(inname); |
---|
| 408 | inname = path.expandedName(); |
---|
| 409 | table_.deepCopy(inname, Table::New); |
---|
| 410 | } |
---|
| 411 | |
---|
[837] | 412 | int Scantable::nbeam( int scanno ) const |
---|
[805] | 413 | { |
---|
| 414 | if ( scanno < 0 ) { |
---|
| 415 | Int n; |
---|
| 416 | table_.keywordSet().get("nBeam",n); |
---|
| 417 | return int(n); |
---|
[105] | 418 | } else { |
---|
[805] | 419 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 420 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 421 | ROTableRow row(t); |
---|
| 422 | const TableRecord& rec = row.get(0); |
---|
| 423 | Table subt = t( t.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 424 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 425 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 426 | ROTableVector<uInt> v(subt, "BEAMNO"); |
---|
[805] | 427 | return int(v.nelements()); |
---|
[105] | 428 | } |
---|
[805] | 429 | return 0; |
---|
| 430 | } |
---|
[455] | 431 | |
---|
[837] | 432 | int Scantable::nif( int scanno ) const |
---|
[805] | 433 | { |
---|
| 434 | if ( scanno < 0 ) { |
---|
| 435 | Int n; |
---|
| 436 | table_.keywordSet().get("nIF",n); |
---|
| 437 | return int(n); |
---|
| 438 | } else { |
---|
| 439 | // take the first POLNO,BEAMNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 440 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 441 | ROTableRow row(t); |
---|
| 442 | const TableRecord& rec = row.get(0); |
---|
| 443 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 444 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 445 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 446 | if ( subt.nrow() == 0 ) return 0; |
---|
| 447 | ROTableVector<uInt> v(subt, "IFNO"); |
---|
[805] | 448 | return int(v.nelements()); |
---|
[2] | 449 | } |
---|
[805] | 450 | return 0; |
---|
| 451 | } |
---|
[321] | 452 | |
---|
[837] | 453 | int Scantable::npol( int scanno ) const |
---|
[805] | 454 | { |
---|
| 455 | if ( scanno < 0 ) { |
---|
| 456 | Int n; |
---|
| 457 | table_.keywordSet().get("nPol",n); |
---|
| 458 | return n; |
---|
| 459 | } else { |
---|
| 460 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 461 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 462 | ROTableRow row(t); |
---|
| 463 | const TableRecord& rec = row.get(0); |
---|
| 464 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 465 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 466 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 467 | if ( subt.nrow() == 0 ) return 0; |
---|
| 468 | ROTableVector<uInt> v(subt, "POLNO"); |
---|
[805] | 469 | return int(v.nelements()); |
---|
[321] | 470 | } |
---|
[805] | 471 | return 0; |
---|
[2] | 472 | } |
---|
[805] | 473 | |
---|
[845] | 474 | int Scantable::ncycle( int scanno ) const |
---|
[206] | 475 | { |
---|
[805] | 476 | if ( scanno < 0 ) { |
---|
[837] | 477 | Block<String> cols(2); |
---|
| 478 | cols[0] = "SCANNO"; |
---|
| 479 | cols[1] = "CYCLENO"; |
---|
| 480 | TableIterator it(table_, cols); |
---|
| 481 | int n = 0; |
---|
| 482 | while ( !it.pastEnd() ) { |
---|
| 483 | ++n; |
---|
[902] | 484 | ++it; |
---|
[837] | 485 | } |
---|
| 486 | return n; |
---|
[805] | 487 | } else { |
---|
[888] | 488 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 489 | ROTableRow row(t); |
---|
| 490 | const TableRecord& rec = row.get(0); |
---|
| 491 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 492 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 493 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) ); |
---|
| 494 | if ( subt.nrow() == 0 ) return 0; |
---|
| 495 | return int(subt.nrow()); |
---|
[805] | 496 | } |
---|
| 497 | return 0; |
---|
[18] | 498 | } |
---|
[455] | 499 | |
---|
| 500 | |
---|
[845] | 501 | int Scantable::nrow( int scanno ) const |
---|
[805] | 502 | { |
---|
[845] | 503 | return int(table_.nrow()); |
---|
| 504 | } |
---|
| 505 | |
---|
| 506 | int Scantable::nchan( int ifno ) const |
---|
| 507 | { |
---|
| 508 | if ( ifno < 0 ) { |
---|
[805] | 509 | Int n; |
---|
| 510 | table_.keywordSet().get("nChan",n); |
---|
| 511 | return int(n); |
---|
| 512 | } else { |
---|
[845] | 513 | // take the first SCANNO,POLNO,BEAMNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 514 | Table t = table_(table_.col("IFNO") == ifno); |
---|
| 515 | if ( t.nrow() == 0 ) return 0; |
---|
| 516 | ROArrayColumn<Float> v(t, "SPECTRA"); |
---|
[837] | 517 | return v(0).nelements(); |
---|
[805] | 518 | } |
---|
| 519 | return 0; |
---|
[18] | 520 | } |
---|
[455] | 521 | |
---|
[847] | 522 | |
---|
| 523 | int Scantable::getBeam(int whichrow) const |
---|
| 524 | { |
---|
| 525 | return beamCol_(whichrow); |
---|
| 526 | } |
---|
| 527 | |
---|
| 528 | int Scantable::getIF(int whichrow) const |
---|
| 529 | { |
---|
| 530 | return ifCol_(whichrow); |
---|
| 531 | } |
---|
| 532 | |
---|
| 533 | int Scantable::getPol(int whichrow) const |
---|
| 534 | { |
---|
| 535 | return polCol_(whichrow); |
---|
| 536 | } |
---|
| 537 | |
---|
[805] | 538 | std::string Scantable::formatTime(const MEpoch& me, bool showdate) const |
---|
| 539 | { |
---|
| 540 | MVTime mvt(me.getValue()); |
---|
| 541 | if (showdate) |
---|
| 542 | mvt.setFormat(MVTime::YMD); |
---|
| 543 | else |
---|
| 544 | mvt.setFormat(MVTime::TIME); |
---|
| 545 | ostringstream oss; |
---|
| 546 | oss << mvt; |
---|
| 547 | return String(oss); |
---|
| 548 | } |
---|
[488] | 549 | |
---|
[805] | 550 | void Scantable::calculateAZEL() |
---|
| 551 | { |
---|
| 552 | MPosition mp = getAntennaPosition(); |
---|
| 553 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 554 | ostringstream oss; |
---|
| 555 | oss << "Computed azimuth/elevation using " << endl |
---|
| 556 | << mp << endl; |
---|
| 557 | for (uInt i=0; i<nrow(); ++i) { |
---|
| 558 | MEpoch me = timeCol(i); |
---|
| 559 | MDirection md = dirCol_(i); |
---|
| 560 | dirCol_.get(i,md); |
---|
| 561 | oss << " Time: " << formatTime(me,False) << " Direction: " << formatDirection(md) |
---|
| 562 | << endl << " => "; |
---|
| 563 | MeasFrame frame(mp, me); |
---|
| 564 | Vector<Double> azel = |
---|
| 565 | MDirection::Convert(md, MDirection::Ref(MDirection::AZEL, |
---|
| 566 | frame) |
---|
| 567 | )().getAngle("rad").getValue(); |
---|
| 568 | azCol_.put(i,azel[0]); |
---|
| 569 | elCol_.put(i,azel[1]); |
---|
| 570 | oss << "azel: " << azel[0]/C::pi*180.0 << " " |
---|
| 571 | << azel[1]/C::pi*180.0 << " (deg)" << endl; |
---|
[16] | 572 | } |
---|
[805] | 573 | pushLog(String(oss)); |
---|
| 574 | } |
---|
[89] | 575 | |
---|
[865] | 576 | void Scantable::flag() |
---|
| 577 | { |
---|
| 578 | if ( selector_.empty() ) |
---|
| 579 | throw(AipsError("Trying to flag whole scantable. Aborted.")); |
---|
[896] | 580 | TableVector<uChar> tvec(table_, "FLAGTRA"); |
---|
| 581 | uChar userflag = 1 << 7; |
---|
| 582 | tvec = userflag; |
---|
[865] | 583 | } |
---|
| 584 | |
---|
[805] | 585 | std::vector<bool> Scantable::getMask(int whichrow) const |
---|
| 586 | { |
---|
| 587 | Vector<uChar> flags; |
---|
| 588 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 589 | Vector<Bool> bflag(flags.shape()); |
---|
| 590 | convertArray(bflag, flags); |
---|
| 591 | bflag = !bflag; |
---|
| 592 | std::vector<bool> mask; |
---|
| 593 | bflag.tovector(mask); |
---|
| 594 | return mask; |
---|
| 595 | } |
---|
[89] | 596 | |
---|
[896] | 597 | std::vector<float> Scantable::getSpectrum( int whichrow, |
---|
[902] | 598 | const std::string& poltype ) const |
---|
[805] | 599 | { |
---|
[905] | 600 | String ptype = poltype; |
---|
| 601 | if (poltype == "" ) ptype = getPolType(); |
---|
[902] | 602 | if ( whichrow < 0 || whichrow >= nrow() ) |
---|
| 603 | throw(AipsError("Illegal row number.")); |
---|
[896] | 604 | std::vector<float> out; |
---|
[805] | 605 | Vector<Float> arr; |
---|
[896] | 606 | uInt requestedpol = polCol_(whichrow); |
---|
| 607 | String basetype = getPolType(); |
---|
[905] | 608 | if ( ptype == basetype ) { |
---|
[896] | 609 | specCol_.get(whichrow, arr); |
---|
| 610 | } else { |
---|
| 611 | STPol* stpol = 0; |
---|
| 612 | stpol =STPol::getPolClass(Scantable::factories_, basetype); |
---|
| 613 | try { |
---|
| 614 | uInt row = uInt(whichrow); |
---|
| 615 | stpol->setSpectra(getPolMatrix(row)); |
---|
| 616 | Float frot,fang,ftan; |
---|
[902] | 617 | focusTable_.getEntry(frot, fang, ftan, mfocusidCol_(row)); |
---|
[896] | 618 | stpol->setPhaseCorrections(frot, fang, ftan); |
---|
[905] | 619 | arr = stpol->getSpectrum(requestedpol, ptype); |
---|
[896] | 620 | delete stpol; |
---|
| 621 | } catch (AipsError& e) { |
---|
| 622 | delete stpol; |
---|
| 623 | throw(e); |
---|
| 624 | } |
---|
| 625 | } |
---|
[902] | 626 | if ( arr.nelements() == 0 ) |
---|
| 627 | pushLog("Not enough polarisations present to do the conversion."); |
---|
[805] | 628 | arr.tovector(out); |
---|
| 629 | return out; |
---|
[89] | 630 | } |
---|
[212] | 631 | |
---|
[884] | 632 | void asap::Scantable::setSpectrum( const std::vector<float>& spec, |
---|
| 633 | int whichrow ) |
---|
| 634 | { |
---|
| 635 | Vector<Float> spectrum(spec); |
---|
| 636 | Vector<Float> arr; |
---|
| 637 | specCol_.get(whichrow, arr); |
---|
| 638 | if ( spectrum.nelements() != arr.nelements() ) |
---|
[896] | 639 | throw AipsError("The spectrum has incorrect number of channels."); |
---|
[884] | 640 | specCol_.put(whichrow, spectrum); |
---|
| 641 | } |
---|
| 642 | |
---|
| 643 | |
---|
[805] | 644 | String Scantable::generateName() |
---|
[745] | 645 | { |
---|
[805] | 646 | return (File::newUniqueName("./","temp")).baseName(); |
---|
[212] | 647 | } |
---|
| 648 | |
---|
[805] | 649 | const casa::Table& Scantable::table( ) const |
---|
[212] | 650 | { |
---|
[805] | 651 | return table_; |
---|
[212] | 652 | } |
---|
| 653 | |
---|
[805] | 654 | casa::Table& Scantable::table( ) |
---|
[386] | 655 | { |
---|
[805] | 656 | return table_; |
---|
[386] | 657 | } |
---|
| 658 | |
---|
[896] | 659 | std::string Scantable::getPolType() const |
---|
| 660 | { |
---|
| 661 | return table_.keywordSet().asString("POLTYPE"); |
---|
| 662 | } |
---|
| 663 | |
---|
[805] | 664 | void Scantable::unsetSelection() |
---|
[380] | 665 | { |
---|
[805] | 666 | table_ = originalTable_; |
---|
[847] | 667 | attach(); |
---|
[805] | 668 | selector_.reset(); |
---|
[380] | 669 | } |
---|
[386] | 670 | |
---|
[805] | 671 | void Scantable::setSelection( const STSelector& selection ) |
---|
[430] | 672 | { |
---|
[805] | 673 | Table tab = const_cast<STSelector&>(selection).apply(originalTable_); |
---|
| 674 | if ( tab.nrow() == 0 ) { |
---|
| 675 | throw(AipsError("Selection contains no data. Not applying it.")); |
---|
| 676 | } |
---|
| 677 | table_ = tab; |
---|
[847] | 678 | attach(); |
---|
[805] | 679 | selector_ = selection; |
---|
[430] | 680 | } |
---|
| 681 | |
---|
[837] | 682 | std::string Scantable::summary( bool verbose ) |
---|
[447] | 683 | { |
---|
[805] | 684 | // Format header info |
---|
| 685 | ostringstream oss; |
---|
| 686 | oss << endl; |
---|
| 687 | oss << asap::SEPERATOR << endl; |
---|
| 688 | oss << " Scan Table Summary" << endl; |
---|
| 689 | oss << asap::SEPERATOR << endl; |
---|
| 690 | oss.flags(std::ios_base::left); |
---|
| 691 | oss << setw(15) << "Beams:" << setw(4) << nbeam() << endl |
---|
| 692 | << setw(15) << "IFs:" << setw(4) << nif() << endl |
---|
[896] | 693 | << setw(15) << "Polarisations:" << setw(4) << npol() |
---|
| 694 | << "(" << getPolType() << ")" << endl |
---|
[805] | 695 | << setw(15) << "Channels:" << setw(4) << nchan() << endl; |
---|
| 696 | oss << endl; |
---|
| 697 | String tmp; |
---|
[860] | 698 | oss << setw(15) << "Observer:" |
---|
| 699 | << table_.keywordSet().asString("Observer") << endl; |
---|
[805] | 700 | oss << setw(15) << "Obs Date:" << getTime(-1,true) << endl; |
---|
| 701 | table_.keywordSet().get("Project", tmp); |
---|
| 702 | oss << setw(15) << "Project:" << tmp << endl; |
---|
| 703 | table_.keywordSet().get("Obstype", tmp); |
---|
| 704 | oss << setw(15) << "Obs. Type:" << tmp << endl; |
---|
| 705 | table_.keywordSet().get("AntennaName", tmp); |
---|
| 706 | oss << setw(15) << "Antenna Name:" << tmp << endl; |
---|
| 707 | table_.keywordSet().get("FluxUnit", tmp); |
---|
| 708 | oss << setw(15) << "Flux Unit:" << tmp << endl; |
---|
| 709 | Vector<Float> vec; |
---|
| 710 | oss << setw(15) << "Rest Freqs:"; |
---|
| 711 | if (vec.nelements() > 0) { |
---|
| 712 | oss << setprecision(10) << vec << " [Hz]" << endl; |
---|
| 713 | } else { |
---|
| 714 | oss << "none" << endl; |
---|
| 715 | } |
---|
| 716 | oss << setw(15) << "Abcissa:" << "channel" << endl; |
---|
| 717 | oss << selector_.print() << endl; |
---|
| 718 | oss << endl; |
---|
| 719 | // main table |
---|
| 720 | String dirtype = "Position (" |
---|
| 721 | + MDirection::showType(dirCol_.getMeasRef().getType()) |
---|
| 722 | + ")"; |
---|
| 723 | oss << setw(5) << "Scan" |
---|
| 724 | << setw(15) << "Source" |
---|
| 725 | // << setw(24) << dirtype |
---|
| 726 | << setw(10) << "Time" |
---|
| 727 | << setw(18) << "Integration" << endl |
---|
| 728 | << setw(5) << "" << setw(10) << "Beam" << dirtype << endl |
---|
| 729 | << setw(15) << "" << setw(5) << "IF" |
---|
| 730 | << setw(8) << "Frame" << setw(16) |
---|
| 731 | << "RefVal" << setw(10) << "RefPix" << setw(12) << "Increment" <<endl; |
---|
| 732 | oss << asap::SEPERATOR << endl; |
---|
| 733 | TableIterator iter(table_, "SCANNO"); |
---|
| 734 | while (!iter.pastEnd()) { |
---|
| 735 | Table subt = iter.table(); |
---|
| 736 | ROTableRow row(subt); |
---|
| 737 | MEpoch::ROScalarColumn timeCol(subt,"TIME"); |
---|
| 738 | const TableRecord& rec = row.get(0); |
---|
| 739 | oss << setw(4) << std::right << rec.asuInt("SCANNO") |
---|
| 740 | << std::left << setw(1) << "" |
---|
| 741 | << setw(15) << rec.asString("SRCNAME") |
---|
| 742 | << setw(10) << formatTime(timeCol(0), false); |
---|
| 743 | // count the cycles in the scan |
---|
| 744 | TableIterator cyciter(subt, "CYCLENO"); |
---|
| 745 | int nint = 0; |
---|
| 746 | while (!cyciter.pastEnd()) { |
---|
| 747 | ++nint; |
---|
| 748 | ++cyciter; |
---|
| 749 | } |
---|
| 750 | oss << setw(3) << std::right << nint << setw(3) << " x " << std::left |
---|
| 751 | << setw(6) << formatSec(rec.asFloat("INTERVAL")) << endl; |
---|
[447] | 752 | |
---|
[805] | 753 | TableIterator biter(subt, "BEAMNO"); |
---|
| 754 | while (!biter.pastEnd()) { |
---|
| 755 | Table bsubt = biter.table(); |
---|
| 756 | ROTableRow brow(bsubt); |
---|
| 757 | MDirection::ROScalarColumn bdirCol(bsubt,"DIRECTION"); |
---|
| 758 | const TableRecord& brec = brow.get(0); |
---|
| 759 | oss << setw(6) << "" << setw(10) << brec.asuInt("BEAMNO"); |
---|
| 760 | oss << setw(24) << formatDirection(bdirCol(0)) << endl; |
---|
| 761 | TableIterator iiter(bsubt, "IFNO"); |
---|
| 762 | while (!iiter.pastEnd()) { |
---|
| 763 | Table isubt = iiter.table(); |
---|
| 764 | ROTableRow irow(isubt); |
---|
| 765 | const TableRecord& irec = irow.get(0); |
---|
| 766 | oss << std::right <<setw(8) << "" << std::left << irec.asuInt("IFNO"); |
---|
| 767 | oss << frequencies().print(irec.asuInt("FREQ_ID")); |
---|
[447] | 768 | |
---|
[805] | 769 | ++iiter; |
---|
| 770 | } |
---|
| 771 | ++biter; |
---|
| 772 | } |
---|
| 773 | ++iter; |
---|
[447] | 774 | } |
---|
[805] | 775 | /// @todo implement verbose mode |
---|
| 776 | return String(oss); |
---|
[447] | 777 | } |
---|
| 778 | |
---|
[805] | 779 | std::string Scantable::getTime(int whichrow, bool showdate) const |
---|
[777] | 780 | { |
---|
[805] | 781 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 782 | MEpoch me; |
---|
| 783 | if (whichrow > -1) { |
---|
| 784 | me = timeCol(uInt(whichrow)); |
---|
| 785 | } else { |
---|
| 786 | Double tm; |
---|
| 787 | table_.keywordSet().get("UTC",tm); |
---|
| 788 | me = MEpoch(MVEpoch(tm)); |
---|
[777] | 789 | } |
---|
[805] | 790 | return formatTime(me, showdate); |
---|
[777] | 791 | } |
---|
[805] | 792 | |
---|
[865] | 793 | std::vector< double > asap::Scantable::getAbcissa( int whichrow ) const |
---|
| 794 | { |
---|
| 795 | if ( whichrow > table_.nrow() ) throw(AipsError("Illegal ro number")); |
---|
| 796 | std::vector<double> stlout; |
---|
| 797 | int nchan = specCol_(whichrow).nelements(); |
---|
| 798 | String us = freqTable_.getUnitString(); |
---|
| 799 | if ( us == "" || us == "pixel" || us == "channel" ) { |
---|
| 800 | for (int i=0; i<nchan; ++i) { |
---|
| 801 | stlout.push_back(double(i)); |
---|
| 802 | } |
---|
| 803 | return stlout; |
---|
| 804 | } |
---|
| 805 | |
---|
| 806 | const MPosition& mp = getAntennaPosition(); |
---|
| 807 | const MDirection& md = dirCol_(whichrow); |
---|
| 808 | const MEpoch& me = timeCol_(whichrow); |
---|
| 809 | Double rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow)); |
---|
| 810 | SpectralCoordinate spc = |
---|
| 811 | freqTable_.getSpectralCoordinate(md, mp, me, rf, mfreqidCol_(whichrow)); |
---|
| 812 | Vector<Double> pixel(nchan); |
---|
| 813 | Vector<Double> world; |
---|
| 814 | indgen(pixel); |
---|
| 815 | if ( Unit(us) == Unit("Hz") ) { |
---|
| 816 | for ( int i=0; i < nchan; ++i) { |
---|
| 817 | Double world; |
---|
| 818 | spc.toWorld(world, pixel[i]); |
---|
| 819 | stlout.push_back(double(world)); |
---|
| 820 | } |
---|
| 821 | } else if ( Unit(us) == Unit("km/s") ) { |
---|
| 822 | Vector<Double> world; |
---|
| 823 | spc.pixelToVelocity(world, pixel); |
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| 824 | world.tovector(stlout); |
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| 825 | } |
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| 826 | return stlout; |
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| 827 | } |
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| 828 | |
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[847] | 829 | std::string Scantable::getAbcissaLabel( int whichrow ) const |
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| 830 | { |
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| 831 | if ( whichrow > table_.nrow() ) throw(AipsError("Illegal ro number")); |
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| 832 | const MPosition& mp = getAntennaPosition(); |
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| 833 | const MDirection& md = dirCol_(whichrow); |
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| 834 | const MEpoch& me = timeCol_(whichrow); |
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| 835 | const Double& rf = mmolidCol_(whichrow); |
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| 836 | SpectralCoordinate spc = |
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| 837 | freqTable_.getSpectralCoordinate(md, mp, me, rf, mfreqidCol_(whichrow)); |
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| 838 | |
---|
| 839 | String s = "Channel"; |
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| 840 | Unit u = Unit(freqTable_.getUnitString()); |
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| 841 | if (u == Unit("km/s")) { |
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| 842 | s = CoordinateUtil::axisLabel(spc,0,True,True,True); |
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| 843 | } else if (u == Unit("Hz")) { |
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| 844 | Vector<String> wau(1);wau = u.getName(); |
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| 845 | spc.setWorldAxisUnits(wau); |
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| 846 | |
---|
| 847 | s = CoordinateUtil::axisLabel(spc,0,True,True,False); |
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| 848 | } |
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| 849 | return s; |
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| 850 | |
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| 851 | } |
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| 852 | |
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| 853 | void asap::Scantable::setRestFrequencies( double rf, const std::string& unit ) |
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| 854 | { |
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| 855 | ///@todo lookup in line table |
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| 856 | Unit u(unit); |
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| 857 | Quantum<Double> urf(rf, u); |
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| 858 | uInt id = moleculeTable_.addEntry(urf.getValue("Hz"), "", ""); |
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| 859 | TableVector<uInt> tabvec(table_, "MOLECULE_ID"); |
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| 860 | tabvec = id; |
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| 861 | } |
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| 862 | |
---|
| 863 | void asap::Scantable::setRestFrequencies( const std::string& name ) |
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| 864 | { |
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| 865 | throw(AipsError("setRestFrequencies( const std::string& name ) NYI")); |
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| 866 | ///@todo implement |
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| 867 | } |
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| 868 | |
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[852] | 869 | std::vector< unsigned int > asap::Scantable::rownumbers( ) const |
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| 870 | { |
---|
| 871 | std::vector<unsigned int> stlout; |
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| 872 | Vector<uInt> vec = table_.rowNumbers(); |
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| 873 | vec.tovector(stlout); |
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| 874 | return stlout; |
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| 875 | } |
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| 876 | |
---|
[865] | 877 | |
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[896] | 878 | Matrix<Float> asap::Scantable::getPolMatrix( uInt whichrow ) const |
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| 879 | { |
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| 880 | ROTableRow row(table_); |
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| 881 | const TableRecord& rec = row.get(whichrow); |
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| 882 | Table t = |
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| 883 | originalTable_( originalTable_.col("SCANNO") == Int(rec.asuInt("SCANNO")) |
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| 884 | && originalTable_.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
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| 885 | && originalTable_.col("IFNO") == Int(rec.asuInt("IFNO")) |
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| 886 | && originalTable_.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
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| 887 | ROArrayColumn<Float> speccol(t, "SPECTRA"); |
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| 888 | return speccol.getColumn(); |
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| 889 | } |
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[865] | 890 | |
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[902] | 891 | std::vector< std::string > asap::Scantable::columnNames( ) const |
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| 892 | { |
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| 893 | Vector<String> vec = table_.tableDesc().columnNames(); |
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| 894 | return mathutil::tovectorstring(vec); |
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| 895 | } |
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[896] | 896 | |
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[902] | 897 | } //namespace asap |
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