[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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[1819] | 13 | #include <fstream> |
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[206] | 14 | |
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[125] | 15 | #include <casa/aips.h> |
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[80] | 16 | #include <casa/iostream.h> |
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| 17 | #include <casa/iomanip.h> |
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[805] | 18 | #include <casa/OS/Path.h> |
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| 19 | #include <casa/OS/File.h> |
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[80] | 20 | #include <casa/Arrays/Array.h> |
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| 21 | #include <casa/Arrays/ArrayMath.h> |
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| 22 | #include <casa/Arrays/MaskArrMath.h> |
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| 23 | #include <casa/Arrays/ArrayLogical.h> |
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| 24 | #include <casa/Arrays/ArrayAccessor.h> |
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[1325] | 25 | #include <casa/Arrays/Vector.h> |
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[455] | 26 | #include <casa/Arrays/VectorSTLIterator.h> |
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[1819] | 27 | #include <casa/Arrays/Slice.h> |
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[418] | 28 | #include <casa/BasicMath/Math.h> |
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[504] | 29 | #include <casa/BasicSL/Constants.h> |
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[286] | 30 | #include <casa/Quanta/MVAngle.h> |
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[805] | 31 | #include <casa/Containers/RecordField.h> |
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[902] | 32 | #include <casa/Utilities/GenSort.h> |
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[1819] | 33 | #include <casa/Logging/LogIO.h> |
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[2] | 34 | |
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[80] | 35 | #include <tables/Tables/TableParse.h> |
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| 36 | #include <tables/Tables/TableDesc.h> |
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[488] | 37 | #include <tables/Tables/TableCopy.h> |
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[80] | 38 | #include <tables/Tables/SetupNewTab.h> |
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| 39 | #include <tables/Tables/ScaColDesc.h> |
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| 40 | #include <tables/Tables/ArrColDesc.h> |
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[805] | 41 | #include <tables/Tables/TableRow.h> |
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| 42 | #include <tables/Tables/TableVector.h> |
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| 43 | #include <tables/Tables/TableIter.h> |
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[2] | 44 | |
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[80] | 45 | #include <tables/Tables/ExprNode.h> |
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| 46 | #include <tables/Tables/TableRecord.h> |
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[1325] | 47 | #include <casa/Quanta/MVTime.h> |
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| 48 | #include <casa/Quanta/MVAngle.h> |
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| 49 | #include <measures/Measures/MeasRef.h> |
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| 50 | #include <measures/Measures/MeasTable.h> |
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| 51 | // needed to avoid error in .tcc |
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| 52 | #include <measures/Measures/MCDirection.h> |
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| 53 | // |
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| 54 | #include <measures/Measures/MDirection.h> |
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[80] | 55 | #include <measures/Measures/MFrequency.h> |
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[805] | 56 | #include <measures/Measures/MEpoch.h> |
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| 57 | #include <measures/TableMeasures/TableMeasRefDesc.h> |
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| 58 | #include <measures/TableMeasures/TableMeasValueDesc.h> |
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| 59 | #include <measures/TableMeasures/TableMeasDesc.h> |
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| 60 | #include <measures/TableMeasures/ScalarMeasColumn.h> |
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[105] | 61 | #include <coordinates/Coordinates/CoordinateUtil.h> |
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[2] | 62 | |
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[2005] | 63 | #include <atnf/PKSIO/SrcType.h> |
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[805] | 64 | #include "Scantable.h" |
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[896] | 65 | #include "STPolLinear.h" |
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[1189] | 66 | #include "STPolCircular.h" |
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[913] | 67 | #include "STPolStokes.h" |
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[878] | 68 | #include "STAttr.h" |
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[902] | 69 | #include "MathUtils.h" |
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[2] | 70 | |
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[125] | 71 | using namespace casa; |
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[2] | 72 | |
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[805] | 73 | namespace asap { |
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| 74 | |
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[896] | 75 | std::map<std::string, STPol::STPolFactory *> Scantable::factories_; |
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| 76 | |
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| 77 | void Scantable::initFactories() { |
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| 78 | if ( factories_.empty() ) { |
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| 79 | Scantable::factories_["linear"] = &STPolLinear::myFactory; |
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[1323] | 80 | Scantable::factories_["circular"] = &STPolCircular::myFactory; |
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[913] | 81 | Scantable::factories_["stokes"] = &STPolStokes::myFactory; |
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[896] | 82 | } |
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| 83 | } |
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| 84 | |
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[805] | 85 | Scantable::Scantable(Table::TableType ttype) : |
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[852] | 86 | type_(ttype) |
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[206] | 87 | { |
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[896] | 88 | initFactories(); |
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[805] | 89 | setupMainTable(); |
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[852] | 90 | freqTable_ = STFrequencies(*this); |
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[805] | 91 | table_.rwKeywordSet().defineTable("FREQUENCIES", freqTable_.table()); |
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[852] | 92 | weatherTable_ = STWeather(*this); |
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[805] | 93 | table_.rwKeywordSet().defineTable("WEATHER", weatherTable_.table()); |
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[852] | 94 | focusTable_ = STFocus(*this); |
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[805] | 95 | table_.rwKeywordSet().defineTable("FOCUS", focusTable_.table()); |
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[852] | 96 | tcalTable_ = STTcal(*this); |
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[805] | 97 | table_.rwKeywordSet().defineTable("TCAL", tcalTable_.table()); |
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[852] | 98 | moleculeTable_ = STMolecules(*this); |
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[805] | 99 | table_.rwKeywordSet().defineTable("MOLECULES", moleculeTable_.table()); |
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[860] | 100 | historyTable_ = STHistory(*this); |
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| 101 | table_.rwKeywordSet().defineTable("HISTORY", historyTable_.table()); |
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[959] | 102 | fitTable_ = STFit(*this); |
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| 103 | table_.rwKeywordSet().defineTable("FIT", fitTable_.table()); |
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[1881] | 104 | table_.tableInfo().setType( "Scantable" ) ; |
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[805] | 105 | originalTable_ = table_; |
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[322] | 106 | attach(); |
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[18] | 107 | } |
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[206] | 108 | |
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[805] | 109 | Scantable::Scantable(const std::string& name, Table::TableType ttype) : |
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[852] | 110 | type_(ttype) |
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[206] | 111 | { |
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[896] | 112 | initFactories(); |
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[1819] | 113 | |
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[865] | 114 | Table tab(name, Table::Update); |
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[1009] | 115 | uInt version = tab.keywordSet().asuInt("VERSION"); |
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[483] | 116 | if (version != version_) { |
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| 117 | throw(AipsError("Unsupported version of ASAP file.")); |
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| 118 | } |
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[1009] | 119 | if ( type_ == Table::Memory ) { |
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[852] | 120 | table_ = tab.copyToMemoryTable(generateName()); |
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[1009] | 121 | } else { |
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[805] | 122 | table_ = tab; |
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[1009] | 123 | } |
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[1881] | 124 | table_.tableInfo().setType( "Scantable" ) ; |
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[1009] | 125 | |
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[859] | 126 | attachSubtables(); |
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[805] | 127 | originalTable_ = table_; |
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[329] | 128 | attach(); |
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[2] | 129 | } |
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[1819] | 130 | /* |
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| 131 | Scantable::Scantable(const std::string& name, Table::TableType ttype) : |
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| 132 | type_(ttype) |
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| 133 | { |
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| 134 | initFactories(); |
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| 135 | Table tab(name, Table::Update); |
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| 136 | uInt version = tab.keywordSet().asuInt("VERSION"); |
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| 137 | if (version != version_) { |
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| 138 | throw(AipsError("Unsupported version of ASAP file.")); |
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| 139 | } |
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| 140 | if ( type_ == Table::Memory ) { |
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| 141 | table_ = tab.copyToMemoryTable(generateName()); |
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| 142 | } else { |
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| 143 | table_ = tab; |
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| 144 | } |
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[2] | 145 | |
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[1819] | 146 | attachSubtables(); |
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| 147 | originalTable_ = table_; |
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| 148 | attach(); |
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| 149 | } |
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| 150 | */ |
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| 151 | |
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[805] | 152 | Scantable::Scantable( const Scantable& other, bool clear ) |
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[206] | 153 | { |
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[805] | 154 | // with or without data |
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[859] | 155 | String newname = String(generateName()); |
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[865] | 156 | type_ = other.table_.tableType(); |
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[859] | 157 | if ( other.table_.tableType() == Table::Memory ) { |
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| 158 | if ( clear ) { |
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| 159 | table_ = TableCopy::makeEmptyMemoryTable(newname, |
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| 160 | other.table_, True); |
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| 161 | } else |
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| 162 | table_ = other.table_.copyToMemoryTable(newname); |
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[16] | 163 | } else { |
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[915] | 164 | other.table_.deepCopy(newname, Table::New, False, |
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| 165 | other.table_.endianFormat(), |
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[865] | 166 | Bool(clear)); |
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| 167 | table_ = Table(newname, Table::Update); |
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| 168 | table_.markForDelete(); |
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| 169 | } |
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[1881] | 170 | table_.tableInfo().setType( "Scantable" ) ; |
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[1111] | 171 | /// @todo reindex SCANNO, recompute nbeam, nif, npol |
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[915] | 172 | if ( clear ) copySubtables(other); |
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[859] | 173 | attachSubtables(); |
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[805] | 174 | originalTable_ = table_; |
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[322] | 175 | attach(); |
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[2] | 176 | } |
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| 177 | |
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[865] | 178 | void Scantable::copySubtables(const Scantable& other) { |
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| 179 | Table t = table_.rwKeywordSet().asTable("FREQUENCIES"); |
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| 180 | TableCopy::copyRows(t, other.freqTable_.table()); |
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| 181 | t = table_.rwKeywordSet().asTable("FOCUS"); |
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| 182 | TableCopy::copyRows(t, other.focusTable_.table()); |
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| 183 | t = table_.rwKeywordSet().asTable("WEATHER"); |
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| 184 | TableCopy::copyRows(t, other.weatherTable_.table()); |
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| 185 | t = table_.rwKeywordSet().asTable("TCAL"); |
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| 186 | TableCopy::copyRows(t, other.tcalTable_.table()); |
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| 187 | t = table_.rwKeywordSet().asTable("MOLECULES"); |
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| 188 | TableCopy::copyRows(t, other.moleculeTable_.table()); |
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| 189 | t = table_.rwKeywordSet().asTable("HISTORY"); |
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| 190 | TableCopy::copyRows(t, other.historyTable_.table()); |
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[972] | 191 | t = table_.rwKeywordSet().asTable("FIT"); |
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| 192 | TableCopy::copyRows(t, other.fitTable_.table()); |
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[865] | 193 | } |
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| 194 | |
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[859] | 195 | void Scantable::attachSubtables() |
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| 196 | { |
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| 197 | freqTable_ = STFrequencies(table_); |
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| 198 | focusTable_ = STFocus(table_); |
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| 199 | weatherTable_ = STWeather(table_); |
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| 200 | tcalTable_ = STTcal(table_); |
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| 201 | moleculeTable_ = STMolecules(table_); |
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[860] | 202 | historyTable_ = STHistory(table_); |
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[972] | 203 | fitTable_ = STFit(table_); |
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[859] | 204 | } |
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| 205 | |
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[805] | 206 | Scantable::~Scantable() |
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[206] | 207 | { |
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[941] | 208 | //cout << "~Scantable() " << this << endl; |
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[2] | 209 | } |
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| 210 | |
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[805] | 211 | void Scantable::setupMainTable() |
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[206] | 212 | { |
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[805] | 213 | TableDesc td("", "1", TableDesc::Scratch); |
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| 214 | td.comment() = "An ASAP Scantable"; |
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[1009] | 215 | td.rwKeywordSet().define("VERSION", uInt(version_)); |
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[2] | 216 | |
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[805] | 217 | // n Cycles |
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| 218 | td.addColumn(ScalarColumnDesc<uInt>("SCANNO")); |
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| 219 | // new index every nBeam x nIF x nPol |
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| 220 | td.addColumn(ScalarColumnDesc<uInt>("CYCLENO")); |
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[2] | 221 | |
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[805] | 222 | td.addColumn(ScalarColumnDesc<uInt>("BEAMNO")); |
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| 223 | td.addColumn(ScalarColumnDesc<uInt>("IFNO")); |
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[972] | 224 | // linear, circular, stokes |
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[805] | 225 | td.rwKeywordSet().define("POLTYPE", String("linear")); |
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| 226 | td.addColumn(ScalarColumnDesc<uInt>("POLNO")); |
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[138] | 227 | |
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[805] | 228 | td.addColumn(ScalarColumnDesc<uInt>("FREQ_ID")); |
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| 229 | td.addColumn(ScalarColumnDesc<uInt>("MOLECULE_ID")); |
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[80] | 230 | |
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[1819] | 231 | ScalarColumnDesc<Int> refbeamnoColumn("REFBEAMNO"); |
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| 232 | refbeamnoColumn.setDefault(Int(-1)); |
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| 233 | td.addColumn(refbeamnoColumn); |
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| 234 | |
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| 235 | ScalarColumnDesc<uInt> flagrowColumn("FLAGROW"); |
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| 236 | flagrowColumn.setDefault(uInt(0)); |
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| 237 | td.addColumn(flagrowColumn); |
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| 238 | |
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[805] | 239 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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| 240 | TableMeasRefDesc measRef(MEpoch::UTC); // UTC as default |
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| 241 | TableMeasValueDesc measVal(td, "TIME"); |
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| 242 | TableMeasDesc<MEpoch> mepochCol(measVal, measRef); |
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| 243 | mepochCol.write(td); |
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[483] | 244 | |
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[805] | 245 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL")); |
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| 246 | |
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[2] | 247 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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[805] | 248 | // Type of source (on=0, off=1, other=-1) |
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[1503] | 249 | ScalarColumnDesc<Int> stypeColumn("SRCTYPE"); |
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| 250 | stypeColumn.setDefault(Int(-1)); |
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| 251 | td.addColumn(stypeColumn); |
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[805] | 252 | td.addColumn(ScalarColumnDesc<String>("FIELDNAME")); |
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| 253 | |
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| 254 | //The actual Data Vectors |
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[2] | 255 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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| 256 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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[89] | 257 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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[805] | 258 | |
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| 259 | td.addColumn(ArrayColumnDesc<Double>("DIRECTION", |
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| 260 | IPosition(1,2), |
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| 261 | ColumnDesc::Direct)); |
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| 262 | TableMeasRefDesc mdirRef(MDirection::J2000); // default |
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| 263 | TableMeasValueDesc tmvdMDir(td, "DIRECTION"); |
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| 264 | // the TableMeasDesc gives the column a type |
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| 265 | TableMeasDesc<MDirection> mdirCol(tmvdMDir, mdirRef); |
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[987] | 266 | // a uder set table type e.g. GALCTIC, B1950 ... |
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| 267 | td.rwKeywordSet().define("DIRECTIONREF", String("J2000")); |
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[805] | 268 | // writing create the measure column |
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| 269 | mdirCol.write(td); |
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[923] | 270 | td.addColumn(ScalarColumnDesc<Float>("AZIMUTH")); |
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| 271 | td.addColumn(ScalarColumnDesc<Float>("ELEVATION")); |
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[1047] | 272 | td.addColumn(ScalarColumnDesc<Float>("OPACITY")); |
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[105] | 273 | |
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[805] | 274 | td.addColumn(ScalarColumnDesc<uInt>("TCAL_ID")); |
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[972] | 275 | ScalarColumnDesc<Int> fitColumn("FIT_ID"); |
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[973] | 276 | fitColumn.setDefault(Int(-1)); |
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[972] | 277 | td.addColumn(fitColumn); |
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[805] | 278 | |
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| 279 | td.addColumn(ScalarColumnDesc<uInt>("FOCUS_ID")); |
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| 280 | td.addColumn(ScalarColumnDesc<uInt>("WEATHER_ID")); |
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| 281 | |
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[999] | 282 | // columns which just get dragged along, as they aren't used in asap |
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| 283 | td.addColumn(ScalarColumnDesc<Double>("SRCVELOCITY")); |
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| 284 | td.addColumn(ArrayColumnDesc<Double>("SRCPROPERMOTION")); |
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| 285 | td.addColumn(ArrayColumnDesc<Double>("SRCDIRECTION")); |
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| 286 | td.addColumn(ArrayColumnDesc<Double>("SCANRATE")); |
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| 287 | |
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[805] | 288 | td.rwKeywordSet().define("OBSMODE", String("")); |
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| 289 | |
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[418] | 290 | // Now create Table SetUp from the description. |
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[859] | 291 | SetupNewTable aNewTab(generateName(), td, Table::Scratch); |
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[852] | 292 | table_ = Table(aNewTab, type_, 0); |
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[805] | 293 | originalTable_ = table_; |
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| 294 | } |
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[418] | 295 | |
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[805] | 296 | void Scantable::attach() |
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[455] | 297 | { |
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[805] | 298 | timeCol_.attach(table_, "TIME"); |
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| 299 | srcnCol_.attach(table_, "SRCNAME"); |
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[1068] | 300 | srctCol_.attach(table_, "SRCTYPE"); |
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[805] | 301 | specCol_.attach(table_, "SPECTRA"); |
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| 302 | flagsCol_.attach(table_, "FLAGTRA"); |
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[865] | 303 | tsysCol_.attach(table_, "TSYS"); |
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[805] | 304 | cycleCol_.attach(table_,"CYCLENO"); |
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| 305 | scanCol_.attach(table_, "SCANNO"); |
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| 306 | beamCol_.attach(table_, "BEAMNO"); |
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[847] | 307 | ifCol_.attach(table_, "IFNO"); |
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| 308 | polCol_.attach(table_, "POLNO"); |
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[805] | 309 | integrCol_.attach(table_, "INTERVAL"); |
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| 310 | azCol_.attach(table_, "AZIMUTH"); |
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| 311 | elCol_.attach(table_, "ELEVATION"); |
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| 312 | dirCol_.attach(table_, "DIRECTION"); |
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| 313 | fldnCol_.attach(table_, "FIELDNAME"); |
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| 314 | rbeamCol_.attach(table_, "REFBEAMNO"); |
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[455] | 315 | |
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[1730] | 316 | mweatheridCol_.attach(table_,"WEATHER_ID"); |
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[805] | 317 | mfitidCol_.attach(table_,"FIT_ID"); |
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| 318 | mfreqidCol_.attach(table_, "FREQ_ID"); |
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| 319 | mtcalidCol_.attach(table_, "TCAL_ID"); |
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| 320 | mfocusidCol_.attach(table_, "FOCUS_ID"); |
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| 321 | mmolidCol_.attach(table_, "MOLECULE_ID"); |
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[1819] | 322 | |
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| 323 | //Add auxiliary column for row-based flagging (CAS-1433 Wataru Kawasaki) |
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| 324 | attachAuxColumnDef(flagrowCol_, "FLAGROW", 0); |
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| 325 | |
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[455] | 326 | } |
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| 327 | |
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[1819] | 328 | template<class T, class T2> |
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| 329 | void Scantable::attachAuxColumnDef(ScalarColumn<T>& col, |
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| 330 | const String& colName, |
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| 331 | const T2& defValue) |
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| 332 | { |
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| 333 | try { |
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| 334 | col.attach(table_, colName); |
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| 335 | } catch (TableError& err) { |
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| 336 | String errMesg = err.getMesg(); |
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| 337 | if (errMesg == "Table column " + colName + " is unknown") { |
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| 338 | table_.addColumn(ScalarColumnDesc<T>(colName)); |
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| 339 | col.attach(table_, colName); |
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| 340 | col.fillColumn(static_cast<T>(defValue)); |
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| 341 | } else { |
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| 342 | throw; |
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| 343 | } |
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| 344 | } catch (...) { |
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| 345 | throw; |
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| 346 | } |
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| 347 | } |
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| 348 | |
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| 349 | template<class T, class T2> |
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| 350 | void Scantable::attachAuxColumnDef(ArrayColumn<T>& col, |
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| 351 | const String& colName, |
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| 352 | const Array<T2>& defValue) |
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| 353 | { |
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| 354 | try { |
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| 355 | col.attach(table_, colName); |
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| 356 | } catch (TableError& err) { |
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| 357 | String errMesg = err.getMesg(); |
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| 358 | if (errMesg == "Table column " + colName + " is unknown") { |
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| 359 | table_.addColumn(ArrayColumnDesc<T>(colName)); |
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| 360 | col.attach(table_, colName); |
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| 361 | |
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| 362 | int size = 0; |
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| 363 | ArrayIterator<T2>& it = defValue.begin(); |
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| 364 | while (it != defValue.end()) { |
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| 365 | ++size; |
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| 366 | ++it; |
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| 367 | } |
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| 368 | IPosition ip(1, size); |
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| 369 | Array<T>& arr(ip); |
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| 370 | for (int i = 0; i < size; ++i) |
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| 371 | arr[i] = static_cast<T>(defValue[i]); |
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| 372 | |
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| 373 | col.fillColumn(arr); |
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| 374 | } else { |
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| 375 | throw; |
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| 376 | } |
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| 377 | } catch (...) { |
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| 378 | throw; |
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| 379 | } |
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| 380 | } |
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| 381 | |
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[901] | 382 | void Scantable::setHeader(const STHeader& sdh) |
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[206] | 383 | { |
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[18] | 384 | table_.rwKeywordSet().define("nIF", sdh.nif); |
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| 385 | table_.rwKeywordSet().define("nBeam", sdh.nbeam); |
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| 386 | table_.rwKeywordSet().define("nPol", sdh.npol); |
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| 387 | table_.rwKeywordSet().define("nChan", sdh.nchan); |
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| 388 | table_.rwKeywordSet().define("Observer", sdh.observer); |
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| 389 | table_.rwKeywordSet().define("Project", sdh.project); |
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| 390 | table_.rwKeywordSet().define("Obstype", sdh.obstype); |
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| 391 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname); |
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| 392 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition); |
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| 393 | table_.rwKeywordSet().define("Equinox", sdh.equinox); |
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| 394 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref); |
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| 395 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq); |
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| 396 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth); |
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| 397 | table_.rwKeywordSet().define("UTC", sdh.utc); |
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[206] | 398 | table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit); |
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| 399 | table_.rwKeywordSet().define("Epoch", sdh.epoch); |
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[905] | 400 | table_.rwKeywordSet().define("POLTYPE", sdh.poltype); |
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[50] | 401 | } |
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[21] | 402 | |
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[901] | 403 | STHeader Scantable::getHeader() const |
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[206] | 404 | { |
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[901] | 405 | STHeader sdh; |
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[21] | 406 | table_.keywordSet().get("nBeam",sdh.nbeam); |
---|
| 407 | table_.keywordSet().get("nIF",sdh.nif); |
---|
| 408 | table_.keywordSet().get("nPol",sdh.npol); |
---|
| 409 | table_.keywordSet().get("nChan",sdh.nchan); |
---|
| 410 | table_.keywordSet().get("Observer", sdh.observer); |
---|
| 411 | table_.keywordSet().get("Project", sdh.project); |
---|
| 412 | table_.keywordSet().get("Obstype", sdh.obstype); |
---|
| 413 | table_.keywordSet().get("AntennaName", sdh.antennaname); |
---|
| 414 | table_.keywordSet().get("AntennaPosition", sdh.antennaposition); |
---|
| 415 | table_.keywordSet().get("Equinox", sdh.equinox); |
---|
| 416 | table_.keywordSet().get("FreqRefFrame", sdh.freqref); |
---|
| 417 | table_.keywordSet().get("FreqRefVal", sdh.reffreq); |
---|
| 418 | table_.keywordSet().get("Bandwidth", sdh.bandwidth); |
---|
| 419 | table_.keywordSet().get("UTC", sdh.utc); |
---|
[206] | 420 | table_.keywordSet().get("FluxUnit", sdh.fluxunit); |
---|
| 421 | table_.keywordSet().get("Epoch", sdh.epoch); |
---|
[905] | 422 | table_.keywordSet().get("POLTYPE", sdh.poltype); |
---|
[21] | 423 | return sdh; |
---|
[18] | 424 | } |
---|
[805] | 425 | |
---|
[1360] | 426 | void Scantable::setSourceType( int stype ) |
---|
[1068] | 427 | { |
---|
| 428 | if ( stype < 0 || stype > 1 ) |
---|
| 429 | throw(AipsError("Illegal sourcetype.")); |
---|
| 430 | TableVector<Int> tabvec(table_, "SRCTYPE"); |
---|
| 431 | tabvec = Int(stype); |
---|
| 432 | } |
---|
| 433 | |
---|
[845] | 434 | bool Scantable::conformant( const Scantable& other ) |
---|
| 435 | { |
---|
| 436 | return this->getHeader().conformant(other.getHeader()); |
---|
| 437 | } |
---|
| 438 | |
---|
| 439 | |
---|
[50] | 440 | |
---|
[805] | 441 | std::string Scantable::formatSec(Double x) const |
---|
[206] | 442 | { |
---|
[105] | 443 | Double xcop = x; |
---|
| 444 | MVTime mvt(xcop/24./3600.); // make days |
---|
[365] | 445 | |
---|
[105] | 446 | if (x < 59.95) |
---|
[281] | 447 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s"; |
---|
[745] | 448 | else if (x < 3599.95) |
---|
[281] | 449 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" "; |
---|
| 450 | else { |
---|
| 451 | ostringstream oss; |
---|
| 452 | oss << setw(2) << std::right << setprecision(1) << mvt.hour(); |
---|
| 453 | oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " "; |
---|
| 454 | return String(oss); |
---|
[745] | 455 | } |
---|
[105] | 456 | }; |
---|
| 457 | |
---|
[805] | 458 | std::string Scantable::formatDirection(const MDirection& md) const |
---|
[281] | 459 | { |
---|
| 460 | Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue(); |
---|
| 461 | Int prec = 7; |
---|
| 462 | |
---|
| 463 | MVAngle mvLon(t[0]); |
---|
| 464 | String sLon = mvLon.string(MVAngle::TIME,prec); |
---|
[987] | 465 | uInt tp = md.getRef().getType(); |
---|
| 466 | if (tp == MDirection::GALACTIC || |
---|
| 467 | tp == MDirection::SUPERGAL ) { |
---|
| 468 | sLon = mvLon(0.0).string(MVAngle::ANGLE_CLEAN,prec); |
---|
| 469 | } |
---|
[281] | 470 | MVAngle mvLat(t[1]); |
---|
| 471 | String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec); |
---|
[380] | 472 | return sLon + String(" ") + sLat; |
---|
[281] | 473 | } |
---|
| 474 | |
---|
| 475 | |
---|
[805] | 476 | std::string Scantable::getFluxUnit() const |
---|
[206] | 477 | { |
---|
[847] | 478 | return table_.keywordSet().asString("FluxUnit"); |
---|
[206] | 479 | } |
---|
| 480 | |
---|
[805] | 481 | void Scantable::setFluxUnit(const std::string& unit) |
---|
[218] | 482 | { |
---|
| 483 | String tmp(unit); |
---|
| 484 | Unit tU(tmp); |
---|
| 485 | if (tU==Unit("K") || tU==Unit("Jy")) { |
---|
| 486 | table_.rwKeywordSet().define(String("FluxUnit"), tmp); |
---|
| 487 | } else { |
---|
| 488 | throw AipsError("Illegal unit - must be compatible with Jy or K"); |
---|
| 489 | } |
---|
| 490 | } |
---|
| 491 | |
---|
[805] | 492 | void Scantable::setInstrument(const std::string& name) |
---|
[236] | 493 | { |
---|
[805] | 494 | bool throwIt = true; |
---|
[996] | 495 | // create an Instrument to see if this is valid |
---|
| 496 | STAttr::convertInstrument(name, throwIt); |
---|
[236] | 497 | String nameU(name); |
---|
| 498 | nameU.upcase(); |
---|
| 499 | table_.rwKeywordSet().define(String("AntennaName"), nameU); |
---|
| 500 | } |
---|
| 501 | |
---|
[1189] | 502 | void Scantable::setFeedType(const std::string& feedtype) |
---|
| 503 | { |
---|
| 504 | if ( Scantable::factories_.find(feedtype) == Scantable::factories_.end() ) { |
---|
| 505 | std::string msg = "Illegal feed type "+ feedtype; |
---|
| 506 | throw(casa::AipsError(msg)); |
---|
| 507 | } |
---|
| 508 | table_.rwKeywordSet().define(String("POLTYPE"), feedtype); |
---|
| 509 | } |
---|
| 510 | |
---|
[1743] | 511 | MPosition Scantable::getAntennaPosition() const |
---|
[805] | 512 | { |
---|
| 513 | Vector<Double> antpos; |
---|
| 514 | table_.keywordSet().get("AntennaPosition", antpos); |
---|
| 515 | MVPosition mvpos(antpos(0),antpos(1),antpos(2)); |
---|
| 516 | return MPosition(mvpos); |
---|
| 517 | } |
---|
[281] | 518 | |
---|
[805] | 519 | void Scantable::makePersistent(const std::string& filename) |
---|
| 520 | { |
---|
| 521 | String inname(filename); |
---|
| 522 | Path path(inname); |
---|
[1111] | 523 | /// @todo reindex SCANNO, recompute nbeam, nif, npol |
---|
[805] | 524 | inname = path.expandedName(); |
---|
[1727] | 525 | // WORKAROUND !!! for Table bug |
---|
| 526 | // Remove when fixed in casacore |
---|
[1728] | 527 | if ( table_.tableType() == Table::Memory && !selector_.empty() ) { |
---|
[1727] | 528 | Table tab = table_.copyToMemoryTable(generateName()); |
---|
| 529 | tab.deepCopy(inname, Table::New); |
---|
[1730] | 530 | tab.markForDelete(); |
---|
| 531 | |
---|
[1727] | 532 | } else { |
---|
| 533 | table_.deepCopy(inname, Table::New); |
---|
| 534 | } |
---|
[805] | 535 | } |
---|
| 536 | |
---|
[837] | 537 | int Scantable::nbeam( int scanno ) const |
---|
[805] | 538 | { |
---|
| 539 | if ( scanno < 0 ) { |
---|
| 540 | Int n; |
---|
| 541 | table_.keywordSet().get("nBeam",n); |
---|
| 542 | return int(n); |
---|
[105] | 543 | } else { |
---|
[805] | 544 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 545 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 546 | ROTableRow row(t); |
---|
| 547 | const TableRecord& rec = row.get(0); |
---|
| 548 | Table subt = t( t.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 549 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 550 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 551 | ROTableVector<uInt> v(subt, "BEAMNO"); |
---|
[805] | 552 | return int(v.nelements()); |
---|
[105] | 553 | } |
---|
[805] | 554 | return 0; |
---|
| 555 | } |
---|
[455] | 556 | |
---|
[837] | 557 | int Scantable::nif( int scanno ) const |
---|
[805] | 558 | { |
---|
| 559 | if ( scanno < 0 ) { |
---|
| 560 | Int n; |
---|
| 561 | table_.keywordSet().get("nIF",n); |
---|
| 562 | return int(n); |
---|
| 563 | } else { |
---|
| 564 | // take the first POLNO,BEAMNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 565 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 566 | ROTableRow row(t); |
---|
| 567 | const TableRecord& rec = row.get(0); |
---|
| 568 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 569 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 570 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 571 | if ( subt.nrow() == 0 ) return 0; |
---|
| 572 | ROTableVector<uInt> v(subt, "IFNO"); |
---|
[805] | 573 | return int(v.nelements()); |
---|
[2] | 574 | } |
---|
[805] | 575 | return 0; |
---|
| 576 | } |
---|
[321] | 577 | |
---|
[837] | 578 | int Scantable::npol( int scanno ) const |
---|
[805] | 579 | { |
---|
| 580 | if ( scanno < 0 ) { |
---|
| 581 | Int n; |
---|
| 582 | table_.keywordSet().get("nPol",n); |
---|
| 583 | return n; |
---|
| 584 | } else { |
---|
| 585 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 586 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 587 | ROTableRow row(t); |
---|
| 588 | const TableRecord& rec = row.get(0); |
---|
| 589 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 590 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 591 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 592 | if ( subt.nrow() == 0 ) return 0; |
---|
| 593 | ROTableVector<uInt> v(subt, "POLNO"); |
---|
[805] | 594 | return int(v.nelements()); |
---|
[321] | 595 | } |
---|
[805] | 596 | return 0; |
---|
[2] | 597 | } |
---|
[805] | 598 | |
---|
[845] | 599 | int Scantable::ncycle( int scanno ) const |
---|
[206] | 600 | { |
---|
[805] | 601 | if ( scanno < 0 ) { |
---|
[837] | 602 | Block<String> cols(2); |
---|
| 603 | cols[0] = "SCANNO"; |
---|
| 604 | cols[1] = "CYCLENO"; |
---|
| 605 | TableIterator it(table_, cols); |
---|
| 606 | int n = 0; |
---|
| 607 | while ( !it.pastEnd() ) { |
---|
| 608 | ++n; |
---|
[902] | 609 | ++it; |
---|
[837] | 610 | } |
---|
| 611 | return n; |
---|
[805] | 612 | } else { |
---|
[888] | 613 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 614 | ROTableRow row(t); |
---|
| 615 | const TableRecord& rec = row.get(0); |
---|
| 616 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 617 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 618 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) ); |
---|
| 619 | if ( subt.nrow() == 0 ) return 0; |
---|
| 620 | return int(subt.nrow()); |
---|
[805] | 621 | } |
---|
| 622 | return 0; |
---|
[18] | 623 | } |
---|
[455] | 624 | |
---|
| 625 | |
---|
[845] | 626 | int Scantable::nrow( int scanno ) const |
---|
[805] | 627 | { |
---|
[845] | 628 | return int(table_.nrow()); |
---|
| 629 | } |
---|
| 630 | |
---|
| 631 | int Scantable::nchan( int ifno ) const |
---|
| 632 | { |
---|
| 633 | if ( ifno < 0 ) { |
---|
[805] | 634 | Int n; |
---|
| 635 | table_.keywordSet().get("nChan",n); |
---|
| 636 | return int(n); |
---|
| 637 | } else { |
---|
[1360] | 638 | // take the first SCANNO,POLNO,BEAMNO,CYCLENO as nbeam shouldn't |
---|
| 639 | // vary with these |
---|
[888] | 640 | Table t = table_(table_.col("IFNO") == ifno); |
---|
| 641 | if ( t.nrow() == 0 ) return 0; |
---|
| 642 | ROArrayColumn<Float> v(t, "SPECTRA"); |
---|
[923] | 643 | return v.shape(0)(0); |
---|
[805] | 644 | } |
---|
| 645 | return 0; |
---|
[18] | 646 | } |
---|
[455] | 647 | |
---|
[1111] | 648 | int Scantable::nscan() const { |
---|
| 649 | Vector<uInt> scannos(scanCol_.getColumn()); |
---|
[1148] | 650 | uInt nout = genSort( scannos, Sort::Ascending, |
---|
[1111] | 651 | Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 652 | return int(nout); |
---|
| 653 | } |
---|
| 654 | |
---|
[923] | 655 | int Scantable::getChannels(int whichrow) const |
---|
| 656 | { |
---|
| 657 | return specCol_.shape(whichrow)(0); |
---|
| 658 | } |
---|
[847] | 659 | |
---|
| 660 | int Scantable::getBeam(int whichrow) const |
---|
| 661 | { |
---|
| 662 | return beamCol_(whichrow); |
---|
| 663 | } |
---|
| 664 | |
---|
[1694] | 665 | std::vector<uint> Scantable::getNumbers(const ScalarColumn<uInt>& col) const |
---|
[1111] | 666 | { |
---|
| 667 | Vector<uInt> nos(col.getColumn()); |
---|
[1148] | 668 | uInt n = genSort( nos, Sort::Ascending, Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 669 | nos.resize(n, True); |
---|
[1111] | 670 | std::vector<uint> stlout; |
---|
| 671 | nos.tovector(stlout); |
---|
| 672 | return stlout; |
---|
| 673 | } |
---|
| 674 | |
---|
[847] | 675 | int Scantable::getIF(int whichrow) const |
---|
| 676 | { |
---|
| 677 | return ifCol_(whichrow); |
---|
| 678 | } |
---|
| 679 | |
---|
| 680 | int Scantable::getPol(int whichrow) const |
---|
| 681 | { |
---|
| 682 | return polCol_(whichrow); |
---|
| 683 | } |
---|
| 684 | |
---|
[805] | 685 | std::string Scantable::formatTime(const MEpoch& me, bool showdate) const |
---|
| 686 | { |
---|
[1947] | 687 | return formatTime(me, showdate, 0); |
---|
| 688 | } |
---|
| 689 | |
---|
| 690 | std::string Scantable::formatTime(const MEpoch& me, bool showdate, uInt prec) const |
---|
| 691 | { |
---|
[805] | 692 | MVTime mvt(me.getValue()); |
---|
| 693 | if (showdate) |
---|
[1947] | 694 | //mvt.setFormat(MVTime::YMD); |
---|
| 695 | mvt.setFormat(MVTime::YMD, prec); |
---|
[805] | 696 | else |
---|
[1947] | 697 | //mvt.setFormat(MVTime::TIME); |
---|
| 698 | mvt.setFormat(MVTime::TIME, prec); |
---|
[805] | 699 | ostringstream oss; |
---|
| 700 | oss << mvt; |
---|
| 701 | return String(oss); |
---|
| 702 | } |
---|
[488] | 703 | |
---|
[805] | 704 | void Scantable::calculateAZEL() |
---|
| 705 | { |
---|
| 706 | MPosition mp = getAntennaPosition(); |
---|
| 707 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 708 | ostringstream oss; |
---|
| 709 | oss << "Computed azimuth/elevation using " << endl |
---|
| 710 | << mp << endl; |
---|
[996] | 711 | for (Int i=0; i<nrow(); ++i) { |
---|
[805] | 712 | MEpoch me = timeCol(i); |
---|
[987] | 713 | MDirection md = getDirection(i); |
---|
[805] | 714 | oss << " Time: " << formatTime(me,False) << " Direction: " << formatDirection(md) |
---|
| 715 | << endl << " => "; |
---|
| 716 | MeasFrame frame(mp, me); |
---|
| 717 | Vector<Double> azel = |
---|
| 718 | MDirection::Convert(md, MDirection::Ref(MDirection::AZEL, |
---|
| 719 | frame) |
---|
| 720 | )().getAngle("rad").getValue(); |
---|
[923] | 721 | azCol_.put(i,Float(azel[0])); |
---|
| 722 | elCol_.put(i,Float(azel[1])); |
---|
[805] | 723 | oss << "azel: " << azel[0]/C::pi*180.0 << " " |
---|
| 724 | << azel[1]/C::pi*180.0 << " (deg)" << endl; |
---|
[16] | 725 | } |
---|
[805] | 726 | pushLog(String(oss)); |
---|
| 727 | } |
---|
[89] | 728 | |
---|
[1819] | 729 | void Scantable::clip(const Float uthres, const Float dthres, bool clipoutside, bool unflag) |
---|
| 730 | { |
---|
| 731 | for (uInt i=0; i<table_.nrow(); ++i) { |
---|
| 732 | Vector<uChar> flgs = flagsCol_(i); |
---|
| 733 | srchChannelsToClip(i, uthres, dthres, clipoutside, unflag, flgs); |
---|
| 734 | flagsCol_.put(i, flgs); |
---|
| 735 | } |
---|
| 736 | } |
---|
| 737 | |
---|
| 738 | std::vector<bool> Scantable::getClipMask(int whichrow, const Float uthres, const Float dthres, bool clipoutside, bool unflag) |
---|
| 739 | { |
---|
| 740 | Vector<uChar> flags; |
---|
| 741 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 742 | srchChannelsToClip(uInt(whichrow), uthres, dthres, clipoutside, unflag, flags); |
---|
| 743 | Vector<Bool> bflag(flags.shape()); |
---|
| 744 | convertArray(bflag, flags); |
---|
| 745 | //bflag = !bflag; |
---|
| 746 | |
---|
| 747 | std::vector<bool> mask; |
---|
| 748 | bflag.tovector(mask); |
---|
| 749 | return mask; |
---|
| 750 | } |
---|
| 751 | |
---|
| 752 | void Scantable::srchChannelsToClip(uInt whichrow, const Float uthres, const Float dthres, bool clipoutside, bool unflag, |
---|
| 753 | Vector<uChar> flgs) |
---|
| 754 | { |
---|
| 755 | Vector<Float> spcs = specCol_(whichrow); |
---|
| 756 | uInt nchannel = nchan(); |
---|
| 757 | if (spcs.nelements() != nchannel) { |
---|
| 758 | throw(AipsError("Data has incorrect number of channels")); |
---|
| 759 | } |
---|
| 760 | uChar userflag = 1 << 7; |
---|
| 761 | if (unflag) { |
---|
| 762 | userflag = 0 << 7; |
---|
| 763 | } |
---|
| 764 | if (clipoutside) { |
---|
| 765 | for (uInt j = 0; j < nchannel; ++j) { |
---|
| 766 | Float spc = spcs(j); |
---|
| 767 | if ((spc >= uthres) || (spc <= dthres)) { |
---|
| 768 | flgs(j) = userflag; |
---|
| 769 | } |
---|
| 770 | } |
---|
| 771 | } else { |
---|
| 772 | for (uInt j = 0; j < nchannel; ++j) { |
---|
| 773 | Float spc = spcs(j); |
---|
| 774 | if ((spc < uthres) && (spc > dthres)) { |
---|
| 775 | flgs(j) = userflag; |
---|
| 776 | } |
---|
| 777 | } |
---|
| 778 | } |
---|
| 779 | } |
---|
| 780 | |
---|
[1994] | 781 | |
---|
| 782 | void Scantable::flag( int whichrow, const std::vector<bool>& msk, bool unflag ) { |
---|
[1333] | 783 | std::vector<bool>::const_iterator it; |
---|
| 784 | uInt ntrue = 0; |
---|
[1994] | 785 | if (whichrow >= int(table_.nrow()) ) { |
---|
| 786 | throw(AipsError("Invalid row number")); |
---|
| 787 | } |
---|
[1333] | 788 | for (it = msk.begin(); it != msk.end(); ++it) { |
---|
| 789 | if ( *it ) { |
---|
| 790 | ntrue++; |
---|
| 791 | } |
---|
| 792 | } |
---|
[1994] | 793 | //if ( selector_.empty() && (msk.size() == 0 || msk.size() == ntrue) ) |
---|
| 794 | if ( whichrow == -1 && !unflag && selector_.empty() && (msk.size() == 0 || msk.size() == ntrue) ) |
---|
[1000] | 795 | throw(AipsError("Trying to flag whole scantable.")); |
---|
[1994] | 796 | uChar userflag = 1 << 7; |
---|
| 797 | if ( unflag ) { |
---|
| 798 | userflag = 0 << 7; |
---|
| 799 | } |
---|
| 800 | if (whichrow > -1 ) { |
---|
| 801 | applyChanFlag(uInt(whichrow), msk, userflag); |
---|
| 802 | } else { |
---|
[1000] | 803 | for ( uInt i=0; i<table_.nrow(); ++i) { |
---|
[1994] | 804 | applyChanFlag(i, msk, userflag); |
---|
[1000] | 805 | } |
---|
[1994] | 806 | } |
---|
| 807 | } |
---|
| 808 | |
---|
| 809 | void Scantable::applyChanFlag( uInt whichrow, const std::vector<bool>& msk, uChar flagval ) |
---|
| 810 | { |
---|
| 811 | if (whichrow >= table_.nrow() ) { |
---|
| 812 | throw( casa::indexError<int>( whichrow, "asap::Scantable::applyChanFlag: Invalid row number" ) ); |
---|
| 813 | } |
---|
| 814 | Vector<uChar> flgs = flagsCol_(whichrow); |
---|
| 815 | if ( msk.size() == 0 ) { |
---|
| 816 | flgs = flagval; |
---|
| 817 | flagsCol_.put(whichrow, flgs); |
---|
[1000] | 818 | return; |
---|
| 819 | } |
---|
| 820 | if ( int(msk.size()) != nchan() ) { |
---|
| 821 | throw(AipsError("Mask has incorrect number of channels.")); |
---|
| 822 | } |
---|
[1994] | 823 | if ( flgs.nelements() != msk.size() ) { |
---|
| 824 | throw(AipsError("Mask has incorrect number of channels." |
---|
| 825 | " Probably varying with IF. Please flag per IF")); |
---|
| 826 | } |
---|
| 827 | std::vector<bool>::const_iterator it; |
---|
| 828 | uInt j = 0; |
---|
| 829 | for (it = msk.begin(); it != msk.end(); ++it) { |
---|
| 830 | if ( *it ) { |
---|
| 831 | flgs(j) = flagval; |
---|
[1000] | 832 | } |
---|
[1994] | 833 | ++j; |
---|
[1000] | 834 | } |
---|
[1994] | 835 | flagsCol_.put(whichrow, flgs); |
---|
[865] | 836 | } |
---|
| 837 | |
---|
[1819] | 838 | void Scantable::flagRow(const std::vector<uInt>& rows, bool unflag) |
---|
| 839 | { |
---|
| 840 | if ( selector_.empty() && (rows.size() == table_.nrow()) ) |
---|
| 841 | throw(AipsError("Trying to flag whole scantable.")); |
---|
| 842 | |
---|
| 843 | uInt rowflag = (unflag ? 0 : 1); |
---|
| 844 | std::vector<uInt>::const_iterator it; |
---|
| 845 | for (it = rows.begin(); it != rows.end(); ++it) |
---|
| 846 | flagrowCol_.put(*it, rowflag); |
---|
| 847 | } |
---|
| 848 | |
---|
[805] | 849 | std::vector<bool> Scantable::getMask(int whichrow) const |
---|
| 850 | { |
---|
| 851 | Vector<uChar> flags; |
---|
| 852 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 853 | Vector<Bool> bflag(flags.shape()); |
---|
| 854 | convertArray(bflag, flags); |
---|
| 855 | bflag = !bflag; |
---|
| 856 | std::vector<bool> mask; |
---|
| 857 | bflag.tovector(mask); |
---|
| 858 | return mask; |
---|
| 859 | } |
---|
[89] | 860 | |
---|
[896] | 861 | std::vector<float> Scantable::getSpectrum( int whichrow, |
---|
[902] | 862 | const std::string& poltype ) const |
---|
[805] | 863 | { |
---|
[905] | 864 | String ptype = poltype; |
---|
| 865 | if (poltype == "" ) ptype = getPolType(); |
---|
[902] | 866 | if ( whichrow < 0 || whichrow >= nrow() ) |
---|
| 867 | throw(AipsError("Illegal row number.")); |
---|
[896] | 868 | std::vector<float> out; |
---|
[805] | 869 | Vector<Float> arr; |
---|
[896] | 870 | uInt requestedpol = polCol_(whichrow); |
---|
| 871 | String basetype = getPolType(); |
---|
[905] | 872 | if ( ptype == basetype ) { |
---|
[896] | 873 | specCol_.get(whichrow, arr); |
---|
| 874 | } else { |
---|
[1598] | 875 | CountedPtr<STPol> stpol(STPol::getPolClass(Scantable::factories_, |
---|
[1586] | 876 | basetype)); |
---|
[1334] | 877 | uInt row = uInt(whichrow); |
---|
| 878 | stpol->setSpectra(getPolMatrix(row)); |
---|
| 879 | Float fang,fhand,parang; |
---|
[1586] | 880 | fang = focusTable_.getTotalAngle(mfocusidCol_(row)); |
---|
[1334] | 881 | fhand = focusTable_.getFeedHand(mfocusidCol_(row)); |
---|
[1586] | 882 | stpol->setPhaseCorrections(fang, fhand); |
---|
[1334] | 883 | arr = stpol->getSpectrum(requestedpol, ptype); |
---|
[896] | 884 | } |
---|
[902] | 885 | if ( arr.nelements() == 0 ) |
---|
| 886 | pushLog("Not enough polarisations present to do the conversion."); |
---|
[805] | 887 | arr.tovector(out); |
---|
| 888 | return out; |
---|
[89] | 889 | } |
---|
[212] | 890 | |
---|
[1360] | 891 | void Scantable::setSpectrum( const std::vector<float>& spec, |
---|
[884] | 892 | int whichrow ) |
---|
| 893 | { |
---|
| 894 | Vector<Float> spectrum(spec); |
---|
| 895 | Vector<Float> arr; |
---|
| 896 | specCol_.get(whichrow, arr); |
---|
| 897 | if ( spectrum.nelements() != arr.nelements() ) |
---|
[896] | 898 | throw AipsError("The spectrum has incorrect number of channels."); |
---|
[884] | 899 | specCol_.put(whichrow, spectrum); |
---|
| 900 | } |
---|
| 901 | |
---|
| 902 | |
---|
[805] | 903 | String Scantable::generateName() |
---|
[745] | 904 | { |
---|
[805] | 905 | return (File::newUniqueName("./","temp")).baseName(); |
---|
[212] | 906 | } |
---|
| 907 | |
---|
[805] | 908 | const casa::Table& Scantable::table( ) const |
---|
[212] | 909 | { |
---|
[805] | 910 | return table_; |
---|
[212] | 911 | } |
---|
| 912 | |
---|
[805] | 913 | casa::Table& Scantable::table( ) |
---|
[386] | 914 | { |
---|
[805] | 915 | return table_; |
---|
[386] | 916 | } |
---|
| 917 | |
---|
[896] | 918 | std::string Scantable::getPolType() const |
---|
| 919 | { |
---|
| 920 | return table_.keywordSet().asString("POLTYPE"); |
---|
| 921 | } |
---|
| 922 | |
---|
[805] | 923 | void Scantable::unsetSelection() |
---|
[380] | 924 | { |
---|
[805] | 925 | table_ = originalTable_; |
---|
[847] | 926 | attach(); |
---|
[805] | 927 | selector_.reset(); |
---|
[380] | 928 | } |
---|
[386] | 929 | |
---|
[805] | 930 | void Scantable::setSelection( const STSelector& selection ) |
---|
[430] | 931 | { |
---|
[805] | 932 | Table tab = const_cast<STSelector&>(selection).apply(originalTable_); |
---|
| 933 | if ( tab.nrow() == 0 ) { |
---|
| 934 | throw(AipsError("Selection contains no data. Not applying it.")); |
---|
| 935 | } |
---|
| 936 | table_ = tab; |
---|
[847] | 937 | attach(); |
---|
[805] | 938 | selector_ = selection; |
---|
[430] | 939 | } |
---|
| 940 | |
---|
[837] | 941 | std::string Scantable::summary( bool verbose ) |
---|
[447] | 942 | { |
---|
[805] | 943 | // Format header info |
---|
| 944 | ostringstream oss; |
---|
| 945 | oss << endl; |
---|
| 946 | oss << asap::SEPERATOR << endl; |
---|
| 947 | oss << " Scan Table Summary" << endl; |
---|
| 948 | oss << asap::SEPERATOR << endl; |
---|
| 949 | oss.flags(std::ios_base::left); |
---|
| 950 | oss << setw(15) << "Beams:" << setw(4) << nbeam() << endl |
---|
| 951 | << setw(15) << "IFs:" << setw(4) << nif() << endl |
---|
[896] | 952 | << setw(15) << "Polarisations:" << setw(4) << npol() |
---|
| 953 | << "(" << getPolType() << ")" << endl |
---|
[1694] | 954 | << setw(15) << "Channels:" << nchan() << endl; |
---|
[805] | 955 | String tmp; |
---|
[860] | 956 | oss << setw(15) << "Observer:" |
---|
| 957 | << table_.keywordSet().asString("Observer") << endl; |
---|
[805] | 958 | oss << setw(15) << "Obs Date:" << getTime(-1,true) << endl; |
---|
| 959 | table_.keywordSet().get("Project", tmp); |
---|
| 960 | oss << setw(15) << "Project:" << tmp << endl; |
---|
| 961 | table_.keywordSet().get("Obstype", tmp); |
---|
| 962 | oss << setw(15) << "Obs. Type:" << tmp << endl; |
---|
| 963 | table_.keywordSet().get("AntennaName", tmp); |
---|
| 964 | oss << setw(15) << "Antenna Name:" << tmp << endl; |
---|
| 965 | table_.keywordSet().get("FluxUnit", tmp); |
---|
| 966 | oss << setw(15) << "Flux Unit:" << tmp << endl; |
---|
[1819] | 967 | //Vector<Double> vec(moleculeTable_.getRestFrequencies()); |
---|
| 968 | int nid = moleculeTable_.nrow(); |
---|
| 969 | Bool firstline = True; |
---|
[805] | 970 | oss << setw(15) << "Rest Freqs:"; |
---|
[1819] | 971 | for (int i=0; i<nid; i++) { |
---|
| 972 | Table t = table_(table_.col("MOLECULE_ID") == i); |
---|
| 973 | if (t.nrow() > 0) { |
---|
| 974 | Vector<Double> vec(moleculeTable_.getRestFrequency(i)); |
---|
| 975 | if (vec.nelements() > 0) { |
---|
| 976 | if (firstline) { |
---|
| 977 | oss << setprecision(10) << vec << " [Hz]" << endl; |
---|
| 978 | firstline=False; |
---|
| 979 | } |
---|
| 980 | else{ |
---|
| 981 | oss << setw(15)<<" " << setprecision(10) << vec << " [Hz]" << endl; |
---|
| 982 | } |
---|
| 983 | } else { |
---|
| 984 | oss << "none" << endl; |
---|
| 985 | } |
---|
| 986 | } |
---|
[805] | 987 | } |
---|
[941] | 988 | |
---|
| 989 | oss << setw(15) << "Abcissa:" << getAbcissaLabel(0) << endl; |
---|
[805] | 990 | oss << selector_.print() << endl; |
---|
| 991 | oss << endl; |
---|
| 992 | // main table |
---|
| 993 | String dirtype = "Position (" |
---|
[987] | 994 | + getDirectionRefString() |
---|
[805] | 995 | + ")"; |
---|
[941] | 996 | oss << setw(5) << "Scan" << setw(15) << "Source" |
---|
[2005] | 997 | << setw(10) << "Time" << setw(18) << "Integration" |
---|
| 998 | << setw(15) << "Source Type" << endl; |
---|
[941] | 999 | oss << setw(5) << "" << setw(5) << "Beam" << setw(3) << "" << dirtype << endl; |
---|
[1694] | 1000 | oss << setw(10) << "" << setw(3) << "IF" << setw(3) << "" |
---|
[805] | 1001 | << setw(8) << "Frame" << setw(16) |
---|
[1694] | 1002 | << "RefVal" << setw(10) << "RefPix" << setw(12) << "Increment" |
---|
| 1003 | << setw(7) << "Channels" |
---|
| 1004 | << endl; |
---|
[805] | 1005 | oss << asap::SEPERATOR << endl; |
---|
| 1006 | TableIterator iter(table_, "SCANNO"); |
---|
| 1007 | while (!iter.pastEnd()) { |
---|
| 1008 | Table subt = iter.table(); |
---|
| 1009 | ROTableRow row(subt); |
---|
| 1010 | MEpoch::ROScalarColumn timeCol(subt,"TIME"); |
---|
| 1011 | const TableRecord& rec = row.get(0); |
---|
| 1012 | oss << setw(4) << std::right << rec.asuInt("SCANNO") |
---|
| 1013 | << std::left << setw(1) << "" |
---|
| 1014 | << setw(15) << rec.asString("SRCNAME") |
---|
| 1015 | << setw(10) << formatTime(timeCol(0), false); |
---|
| 1016 | // count the cycles in the scan |
---|
| 1017 | TableIterator cyciter(subt, "CYCLENO"); |
---|
| 1018 | int nint = 0; |
---|
| 1019 | while (!cyciter.pastEnd()) { |
---|
| 1020 | ++nint; |
---|
| 1021 | ++cyciter; |
---|
| 1022 | } |
---|
| 1023 | oss << setw(3) << std::right << nint << setw(3) << " x " << std::left |
---|
[2005] | 1024 | << setw(11) << formatSec(rec.asFloat("INTERVAL")) << setw(1) << "" |
---|
| 1025 | << setw(15) << SrcType::getName(rec.asInt("SRCTYPE")) << endl; |
---|
[447] | 1026 | |
---|
[805] | 1027 | TableIterator biter(subt, "BEAMNO"); |
---|
| 1028 | while (!biter.pastEnd()) { |
---|
| 1029 | Table bsubt = biter.table(); |
---|
| 1030 | ROTableRow brow(bsubt); |
---|
| 1031 | const TableRecord& brec = brow.get(0); |
---|
[1000] | 1032 | uInt row0 = bsubt.rowNumbers(table_)[0]; |
---|
[941] | 1033 | oss << setw(5) << "" << setw(4) << std::right << brec.asuInt("BEAMNO")<< std::left; |
---|
[987] | 1034 | oss << setw(4) << "" << formatDirection(getDirection(row0)) << endl; |
---|
[805] | 1035 | TableIterator iiter(bsubt, "IFNO"); |
---|
| 1036 | while (!iiter.pastEnd()) { |
---|
| 1037 | Table isubt = iiter.table(); |
---|
| 1038 | ROTableRow irow(isubt); |
---|
| 1039 | const TableRecord& irec = irow.get(0); |
---|
[1694] | 1040 | oss << setw(9) << ""; |
---|
[941] | 1041 | oss << setw(3) << std::right << irec.asuInt("IFNO") << std::left |
---|
[1694] | 1042 | << setw(1) << "" << frequencies().print(irec.asuInt("FREQ_ID")) |
---|
| 1043 | << setw(3) << "" << nchan(irec.asuInt("IFNO")) |
---|
[1375] | 1044 | << endl; |
---|
[447] | 1045 | |
---|
[805] | 1046 | ++iiter; |
---|
| 1047 | } |
---|
| 1048 | ++biter; |
---|
| 1049 | } |
---|
| 1050 | ++iter; |
---|
[447] | 1051 | } |
---|
[805] | 1052 | /// @todo implement verbose mode |
---|
| 1053 | return String(oss); |
---|
[447] | 1054 | } |
---|
| 1055 | |
---|
[1947] | 1056 | // std::string Scantable::getTime(int whichrow, bool showdate) const |
---|
| 1057 | // { |
---|
| 1058 | // MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 1059 | // MEpoch me; |
---|
| 1060 | // if (whichrow > -1) { |
---|
| 1061 | // me = timeCol(uInt(whichrow)); |
---|
| 1062 | // } else { |
---|
| 1063 | // Double tm; |
---|
| 1064 | // table_.keywordSet().get("UTC",tm); |
---|
| 1065 | // me = MEpoch(MVEpoch(tm)); |
---|
| 1066 | // } |
---|
| 1067 | // return formatTime(me, showdate); |
---|
| 1068 | // } |
---|
| 1069 | |
---|
| 1070 | std::string Scantable::getTime(int whichrow, bool showdate, uInt prec) const |
---|
[777] | 1071 | { |
---|
[805] | 1072 | MEpoch me; |
---|
[1947] | 1073 | me = getEpoch(whichrow); |
---|
| 1074 | return formatTime(me, showdate, prec); |
---|
[777] | 1075 | } |
---|
[805] | 1076 | |
---|
[1411] | 1077 | MEpoch Scantable::getEpoch(int whichrow) const |
---|
| 1078 | { |
---|
| 1079 | if (whichrow > -1) { |
---|
| 1080 | return timeCol_(uInt(whichrow)); |
---|
| 1081 | } else { |
---|
| 1082 | Double tm; |
---|
| 1083 | table_.keywordSet().get("UTC",tm); |
---|
[1598] | 1084 | return MEpoch(MVEpoch(tm)); |
---|
[1411] | 1085 | } |
---|
| 1086 | } |
---|
| 1087 | |
---|
[1068] | 1088 | std::string Scantable::getDirectionString(int whichrow) const |
---|
| 1089 | { |
---|
| 1090 | return formatDirection(getDirection(uInt(whichrow))); |
---|
| 1091 | } |
---|
| 1092 | |
---|
[1598] | 1093 | |
---|
| 1094 | SpectralCoordinate Scantable::getSpectralCoordinate(int whichrow) const { |
---|
| 1095 | const MPosition& mp = getAntennaPosition(); |
---|
| 1096 | const MDirection& md = getDirection(whichrow); |
---|
| 1097 | const MEpoch& me = timeCol_(whichrow); |
---|
[1819] | 1098 | //Double rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow)); |
---|
| 1099 | Vector<Double> rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow)); |
---|
[1598] | 1100 | return freqTable_.getSpectralCoordinate(md, mp, me, rf, |
---|
| 1101 | mfreqidCol_(whichrow)); |
---|
| 1102 | } |
---|
| 1103 | |
---|
[1360] | 1104 | std::vector< double > Scantable::getAbcissa( int whichrow ) const |
---|
[865] | 1105 | { |
---|
[1507] | 1106 | if ( whichrow > int(table_.nrow()) ) throw(AipsError("Illegal row number")); |
---|
[865] | 1107 | std::vector<double> stlout; |
---|
| 1108 | int nchan = specCol_(whichrow).nelements(); |
---|
| 1109 | String us = freqTable_.getUnitString(); |
---|
| 1110 | if ( us == "" || us == "pixel" || us == "channel" ) { |
---|
| 1111 | for (int i=0; i<nchan; ++i) { |
---|
| 1112 | stlout.push_back(double(i)); |
---|
| 1113 | } |
---|
| 1114 | return stlout; |
---|
| 1115 | } |
---|
[1598] | 1116 | SpectralCoordinate spc = getSpectralCoordinate(whichrow); |
---|
[865] | 1117 | Vector<Double> pixel(nchan); |
---|
| 1118 | Vector<Double> world; |
---|
| 1119 | indgen(pixel); |
---|
| 1120 | if ( Unit(us) == Unit("Hz") ) { |
---|
| 1121 | for ( int i=0; i < nchan; ++i) { |
---|
| 1122 | Double world; |
---|
| 1123 | spc.toWorld(world, pixel[i]); |
---|
| 1124 | stlout.push_back(double(world)); |
---|
| 1125 | } |
---|
| 1126 | } else if ( Unit(us) == Unit("km/s") ) { |
---|
| 1127 | Vector<Double> world; |
---|
| 1128 | spc.pixelToVelocity(world, pixel); |
---|
| 1129 | world.tovector(stlout); |
---|
| 1130 | } |
---|
| 1131 | return stlout; |
---|
| 1132 | } |
---|
[1360] | 1133 | void Scantable::setDirectionRefString( const std::string & refstr ) |
---|
[987] | 1134 | { |
---|
| 1135 | MDirection::Types mdt; |
---|
| 1136 | if (refstr != "" && !MDirection::getType(mdt, refstr)) { |
---|
| 1137 | throw(AipsError("Illegal Direction frame.")); |
---|
| 1138 | } |
---|
| 1139 | if ( refstr == "" ) { |
---|
| 1140 | String defaultstr = MDirection::showType(dirCol_.getMeasRef().getType()); |
---|
| 1141 | table_.rwKeywordSet().define("DIRECTIONREF", defaultstr); |
---|
| 1142 | } else { |
---|
| 1143 | table_.rwKeywordSet().define("DIRECTIONREF", String(refstr)); |
---|
| 1144 | } |
---|
| 1145 | } |
---|
[865] | 1146 | |
---|
[1360] | 1147 | std::string Scantable::getDirectionRefString( ) const |
---|
[987] | 1148 | { |
---|
| 1149 | return table_.keywordSet().asString("DIRECTIONREF"); |
---|
| 1150 | } |
---|
| 1151 | |
---|
| 1152 | MDirection Scantable::getDirection(int whichrow ) const |
---|
| 1153 | { |
---|
| 1154 | String usertype = table_.keywordSet().asString("DIRECTIONREF"); |
---|
| 1155 | String type = MDirection::showType(dirCol_.getMeasRef().getType()); |
---|
| 1156 | if ( usertype != type ) { |
---|
| 1157 | MDirection::Types mdt; |
---|
| 1158 | if (!MDirection::getType(mdt, usertype)) { |
---|
| 1159 | throw(AipsError("Illegal Direction frame.")); |
---|
| 1160 | } |
---|
| 1161 | return dirCol_.convert(uInt(whichrow), mdt); |
---|
| 1162 | } else { |
---|
| 1163 | return dirCol_(uInt(whichrow)); |
---|
| 1164 | } |
---|
| 1165 | } |
---|
| 1166 | |
---|
[847] | 1167 | std::string Scantable::getAbcissaLabel( int whichrow ) const |
---|
| 1168 | { |
---|
[996] | 1169 | if ( whichrow > int(table_.nrow()) ) throw(AipsError("Illegal ro number")); |
---|
[847] | 1170 | const MPosition& mp = getAntennaPosition(); |
---|
[987] | 1171 | const MDirection& md = getDirection(whichrow); |
---|
[847] | 1172 | const MEpoch& me = timeCol_(whichrow); |
---|
[1819] | 1173 | //const Double& rf = mmolidCol_(whichrow); |
---|
| 1174 | const Vector<Double> rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow)); |
---|
[847] | 1175 | SpectralCoordinate spc = |
---|
| 1176 | freqTable_.getSpectralCoordinate(md, mp, me, rf, mfreqidCol_(whichrow)); |
---|
| 1177 | |
---|
| 1178 | String s = "Channel"; |
---|
| 1179 | Unit u = Unit(freqTable_.getUnitString()); |
---|
| 1180 | if (u == Unit("km/s")) { |
---|
[1170] | 1181 | s = CoordinateUtil::axisLabel(spc, 0, True,True, True); |
---|
[847] | 1182 | } else if (u == Unit("Hz")) { |
---|
| 1183 | Vector<String> wau(1);wau = u.getName(); |
---|
| 1184 | spc.setWorldAxisUnits(wau); |
---|
[1170] | 1185 | s = CoordinateUtil::axisLabel(spc, 0, True, True, False); |
---|
[847] | 1186 | } |
---|
| 1187 | return s; |
---|
| 1188 | |
---|
| 1189 | } |
---|
| 1190 | |
---|
[1819] | 1191 | /** |
---|
| 1192 | void asap::Scantable::setRestFrequencies( double rf, const std::string& name, |
---|
[1170] | 1193 | const std::string& unit ) |
---|
[1819] | 1194 | **/ |
---|
| 1195 | void Scantable::setRestFrequencies( vector<double> rf, const vector<std::string>& name, |
---|
| 1196 | const std::string& unit ) |
---|
| 1197 | |
---|
[847] | 1198 | { |
---|
[923] | 1199 | ///@todo lookup in line table to fill in name and formattedname |
---|
[847] | 1200 | Unit u(unit); |
---|
[1819] | 1201 | //Quantum<Double> urf(rf, u); |
---|
| 1202 | Quantum<Vector<Double> >urf(rf, u); |
---|
| 1203 | Vector<String> formattedname(0); |
---|
| 1204 | //cerr<<"Scantable::setRestFrequnecies="<<urf<<endl; |
---|
| 1205 | |
---|
| 1206 | //uInt id = moleculeTable_.addEntry(urf.getValue("Hz"), name, ""); |
---|
| 1207 | uInt id = moleculeTable_.addEntry(urf.getValue("Hz"), mathutil::toVectorString(name), formattedname); |
---|
[847] | 1208 | TableVector<uInt> tabvec(table_, "MOLECULE_ID"); |
---|
| 1209 | tabvec = id; |
---|
| 1210 | } |
---|
| 1211 | |
---|
[1819] | 1212 | /** |
---|
| 1213 | void asap::Scantable::setRestFrequencies( const std::string& name ) |
---|
[847] | 1214 | { |
---|
| 1215 | throw(AipsError("setRestFrequencies( const std::string& name ) NYI")); |
---|
| 1216 | ///@todo implement |
---|
| 1217 | } |
---|
[1819] | 1218 | **/ |
---|
| 1219 | void Scantable::setRestFrequencies( const vector<std::string>& name ) |
---|
| 1220 | { |
---|
| 1221 | throw(AipsError("setRestFrequencies( const vector<std::string>& name ) NYI")); |
---|
| 1222 | ///@todo implement |
---|
| 1223 | } |
---|
[847] | 1224 | |
---|
[1360] | 1225 | std::vector< unsigned int > Scantable::rownumbers( ) const |
---|
[852] | 1226 | { |
---|
| 1227 | std::vector<unsigned int> stlout; |
---|
| 1228 | Vector<uInt> vec = table_.rowNumbers(); |
---|
| 1229 | vec.tovector(stlout); |
---|
| 1230 | return stlout; |
---|
| 1231 | } |
---|
| 1232 | |
---|
[865] | 1233 | |
---|
[1360] | 1234 | Matrix<Float> Scantable::getPolMatrix( uInt whichrow ) const |
---|
[896] | 1235 | { |
---|
| 1236 | ROTableRow row(table_); |
---|
| 1237 | const TableRecord& rec = row.get(whichrow); |
---|
| 1238 | Table t = |
---|
| 1239 | originalTable_( originalTable_.col("SCANNO") == Int(rec.asuInt("SCANNO")) |
---|
| 1240 | && originalTable_.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 1241 | && originalTable_.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 1242 | && originalTable_.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 1243 | ROArrayColumn<Float> speccol(t, "SPECTRA"); |
---|
| 1244 | return speccol.getColumn(); |
---|
| 1245 | } |
---|
[865] | 1246 | |
---|
[1360] | 1247 | std::vector< std::string > Scantable::columnNames( ) const |
---|
[902] | 1248 | { |
---|
| 1249 | Vector<String> vec = table_.tableDesc().columnNames(); |
---|
| 1250 | return mathutil::tovectorstring(vec); |
---|
| 1251 | } |
---|
[896] | 1252 | |
---|
[1360] | 1253 | MEpoch::Types Scantable::getTimeReference( ) const |
---|
[915] | 1254 | { |
---|
| 1255 | return MEpoch::castType(timeCol_.getMeasRef().getType()); |
---|
[972] | 1256 | } |
---|
[915] | 1257 | |
---|
[1360] | 1258 | void Scantable::addFit( const STFitEntry& fit, int row ) |
---|
[972] | 1259 | { |
---|
[1819] | 1260 | //cout << mfitidCol_(uInt(row)) << endl; |
---|
| 1261 | LogIO os( LogOrigin( "Scantable", "addFit()", WHERE ) ) ; |
---|
| 1262 | os << mfitidCol_(uInt(row)) << LogIO::POST ; |
---|
[972] | 1263 | uInt id = fitTable_.addEntry(fit, mfitidCol_(uInt(row))); |
---|
| 1264 | mfitidCol_.put(uInt(row), id); |
---|
| 1265 | } |
---|
[915] | 1266 | |
---|
[1360] | 1267 | void Scantable::shift(int npix) |
---|
| 1268 | { |
---|
| 1269 | Vector<uInt> fids(mfreqidCol_.getColumn()); |
---|
| 1270 | genSort( fids, Sort::Ascending, |
---|
| 1271 | Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 1272 | for (uInt i=0; i<fids.nelements(); ++i) { |
---|
[1567] | 1273 | frequencies().shiftRefPix(npix, fids[i]); |
---|
[1360] | 1274 | } |
---|
| 1275 | } |
---|
[987] | 1276 | |
---|
[1819] | 1277 | String Scantable::getAntennaName() const |
---|
[1391] | 1278 | { |
---|
| 1279 | String out; |
---|
| 1280 | table_.keywordSet().get("AntennaName", out); |
---|
[1987] | 1281 | String::size_type pos1 = out.find("@") ; |
---|
| 1282 | String::size_type pos2 = out.find("//") ; |
---|
| 1283 | if ( pos2 != String::npos ) |
---|
| 1284 | out = out.substr(pos2+2,pos1) ; |
---|
| 1285 | else if ( pos1 != String::npos ) |
---|
| 1286 | out = out.substr(0,pos1) ; |
---|
[1391] | 1287 | return out; |
---|
[987] | 1288 | } |
---|
[1391] | 1289 | |
---|
[1730] | 1290 | int Scantable::checkScanInfo(const std::vector<int>& scanlist) const |
---|
[1391] | 1291 | { |
---|
| 1292 | String tbpath; |
---|
| 1293 | int ret = 0; |
---|
| 1294 | if ( table_.keywordSet().isDefined("GBT_GO") ) { |
---|
| 1295 | table_.keywordSet().get("GBT_GO", tbpath); |
---|
| 1296 | Table t(tbpath,Table::Old); |
---|
| 1297 | // check each scan if other scan of the pair exist |
---|
| 1298 | int nscan = scanlist.size(); |
---|
| 1299 | for (int i = 0; i < nscan; i++) { |
---|
| 1300 | Table subt = t( t.col("SCAN") == scanlist[i]+1 ); |
---|
| 1301 | if (subt.nrow()==0) { |
---|
[1819] | 1302 | //cerr <<"Scan "<<scanlist[i]<<" cannot be found in the scantable."<<endl; |
---|
| 1303 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1304 | os <<LogIO::WARN<<"Scan "<<scanlist[i]<<" cannot be found in the scantable."<<LogIO::POST; |
---|
[1391] | 1305 | ret = 1; |
---|
| 1306 | break; |
---|
| 1307 | } |
---|
| 1308 | ROTableRow row(subt); |
---|
| 1309 | const TableRecord& rec = row.get(0); |
---|
| 1310 | int scan1seqn = rec.asuInt("PROCSEQN"); |
---|
| 1311 | int laston1 = rec.asuInt("LASTON"); |
---|
| 1312 | if ( rec.asuInt("PROCSIZE")==2 ) { |
---|
| 1313 | if ( i < nscan-1 ) { |
---|
| 1314 | Table subt2 = t( t.col("SCAN") == scanlist[i+1]+1 ); |
---|
| 1315 | if ( subt2.nrow() == 0) { |
---|
[1819] | 1316 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1317 | |
---|
| 1318 | //cerr<<"Scan "<<scanlist[i+1]<<" cannot be found in the scantable."<<endl; |
---|
| 1319 | os<<LogIO::WARN<<"Scan "<<scanlist[i+1]<<" cannot be found in the scantable."<<LogIO::POST; |
---|
[1391] | 1320 | ret = 1; |
---|
| 1321 | break; |
---|
| 1322 | } |
---|
| 1323 | ROTableRow row2(subt2); |
---|
| 1324 | const TableRecord& rec2 = row2.get(0); |
---|
| 1325 | int scan2seqn = rec2.asuInt("PROCSEQN"); |
---|
| 1326 | int laston2 = rec2.asuInt("LASTON"); |
---|
| 1327 | if (scan1seqn == 1 && scan2seqn == 2) { |
---|
| 1328 | if (laston1 == laston2) { |
---|
[1819] | 1329 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1330 | //cerr<<"A valid scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<endl; |
---|
| 1331 | os<<"A valid scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<LogIO::POST; |
---|
[1391] | 1332 | i +=1; |
---|
| 1333 | } |
---|
| 1334 | else { |
---|
[1819] | 1335 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1336 | //cerr<<"Incorrect scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<endl; |
---|
| 1337 | os<<LogIO::WARN<<"Incorrect scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<LogIO::POST; |
---|
[1391] | 1338 | } |
---|
| 1339 | } |
---|
| 1340 | else if (scan1seqn==2 && scan2seqn == 1) { |
---|
| 1341 | if (laston1 == laston2) { |
---|
[1819] | 1342 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1343 | //cerr<<"["<<scanlist[i]<<","<<scanlist[i+1]<<"] is a valid scan pair but in incorrect order."<<endl; |
---|
| 1344 | os<<LogIO::WARN<<"["<<scanlist[i]<<","<<scanlist[i+1]<<"] is a valid scan pair but in incorrect order."<<LogIO::POST; |
---|
[1391] | 1345 | ret = 1; |
---|
| 1346 | break; |
---|
| 1347 | } |
---|
| 1348 | } |
---|
| 1349 | else { |
---|
[1819] | 1350 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1351 | //cerr<<"The other scan for "<<scanlist[i]<<" appears to be missing. Check the input scan numbers."<<endl; |
---|
| 1352 | os<<LogIO::WARN<<"The other scan for "<<scanlist[i]<<" appears to be missing. Check the input scan numbers."<<LogIO::POST; |
---|
[1391] | 1353 | ret = 1; |
---|
| 1354 | break; |
---|
| 1355 | } |
---|
| 1356 | } |
---|
| 1357 | } |
---|
| 1358 | else { |
---|
[1819] | 1359 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1360 | //cerr<<"The scan does not appear to be standard obsevation."<<endl; |
---|
| 1361 | os<<LogIO::WARN<<"The scan does not appear to be standard obsevation."<<LogIO::POST; |
---|
[1391] | 1362 | } |
---|
| 1363 | //if ( i >= nscan ) break; |
---|
| 1364 | } |
---|
| 1365 | } |
---|
| 1366 | else { |
---|
[1819] | 1367 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1368 | //cerr<<"No reference to GBT_GO table."<<endl; |
---|
| 1369 | os<<LogIO::WARN<<"No reference to GBT_GO table."<<LogIO::POST; |
---|
[1391] | 1370 | ret = 1; |
---|
| 1371 | } |
---|
| 1372 | return ret; |
---|
| 1373 | } |
---|
| 1374 | |
---|
[1730] | 1375 | std::vector<double> Scantable::getDirectionVector(int whichrow) const |
---|
[1391] | 1376 | { |
---|
| 1377 | Vector<Double> Dir = dirCol_(whichrow).getAngle("rad").getValue(); |
---|
| 1378 | std::vector<double> dir; |
---|
| 1379 | Dir.tovector(dir); |
---|
| 1380 | return dir; |
---|
| 1381 | } |
---|
| 1382 | |
---|
[1819] | 1383 | void asap::Scantable::reshapeSpectrum( int nmin, int nmax ) |
---|
| 1384 | throw( casa::AipsError ) |
---|
| 1385 | { |
---|
| 1386 | // assumed that all rows have same nChan |
---|
| 1387 | Vector<Float> arr = specCol_( 0 ) ; |
---|
| 1388 | int nChan = arr.nelements() ; |
---|
| 1389 | |
---|
| 1390 | // if nmin < 0 or nmax < 0, nothing to do |
---|
| 1391 | if ( nmin < 0 ) { |
---|
| 1392 | throw( casa::indexError<int>( nmin, "asap::Scantable::reshapeSpectrum: Invalid range. Negative index is specified." ) ) ; |
---|
| 1393 | } |
---|
| 1394 | if ( nmax < 0 ) { |
---|
| 1395 | throw( casa::indexError<int>( nmax, "asap::Scantable::reshapeSpectrum: Invalid range. Negative index is specified." ) ) ; |
---|
| 1396 | } |
---|
| 1397 | |
---|
| 1398 | // if nmin > nmax, exchange values |
---|
| 1399 | if ( nmin > nmax ) { |
---|
| 1400 | int tmp = nmax ; |
---|
| 1401 | nmax = nmin ; |
---|
| 1402 | nmin = tmp ; |
---|
| 1403 | LogIO os( LogOrigin( "Scantable", "reshapeSpectrum()", WHERE ) ) ; |
---|
| 1404 | os << "Swap values. Applied range is [" |
---|
| 1405 | << nmin << ", " << nmax << "]" << LogIO::POST ; |
---|
| 1406 | } |
---|
| 1407 | |
---|
| 1408 | // if nmin exceeds nChan, nothing to do |
---|
| 1409 | if ( nmin >= nChan ) { |
---|
| 1410 | throw( casa::indexError<int>( nmin, "asap::Scantable::reshapeSpectrum: Invalid range. Specified minimum exceeds nChan." ) ) ; |
---|
| 1411 | } |
---|
| 1412 | |
---|
| 1413 | // if nmax exceeds nChan, reset nmax to nChan |
---|
| 1414 | if ( nmax >= nChan ) { |
---|
| 1415 | if ( nmin == 0 ) { |
---|
| 1416 | // nothing to do |
---|
| 1417 | LogIO os( LogOrigin( "Scantable", "reshapeSpectrum()", WHERE ) ) ; |
---|
| 1418 | os << "Whole range is selected. Nothing to do." << LogIO::POST ; |
---|
| 1419 | return ; |
---|
| 1420 | } |
---|
| 1421 | else { |
---|
| 1422 | LogIO os( LogOrigin( "Scantable", "reshapeSpectrum()", WHERE ) ) ; |
---|
| 1423 | os << "Specified maximum exceeds nChan. Applied range is [" |
---|
| 1424 | << nmin << ", " << nChan-1 << "]." << LogIO::POST ; |
---|
| 1425 | nmax = nChan - 1 ; |
---|
| 1426 | } |
---|
| 1427 | } |
---|
| 1428 | |
---|
| 1429 | // reshape specCol_ and flagCol_ |
---|
| 1430 | for ( int irow = 0 ; irow < nrow() ; irow++ ) { |
---|
| 1431 | reshapeSpectrum( nmin, nmax, irow ) ; |
---|
| 1432 | } |
---|
| 1433 | |
---|
| 1434 | // update FREQUENCIES subtable |
---|
| 1435 | Double refpix ; |
---|
| 1436 | Double refval ; |
---|
| 1437 | Double increment ; |
---|
| 1438 | int freqnrow = freqTable_.table().nrow() ; |
---|
| 1439 | Vector<uInt> oldId( freqnrow ) ; |
---|
| 1440 | Vector<uInt> newId( freqnrow ) ; |
---|
| 1441 | for ( int irow = 0 ; irow < freqnrow ; irow++ ) { |
---|
| 1442 | freqTable_.getEntry( refpix, refval, increment, irow ) ; |
---|
| 1443 | /*** |
---|
| 1444 | * need to shift refpix to nmin |
---|
| 1445 | * note that channel nmin in old index will be channel 0 in new one |
---|
| 1446 | ***/ |
---|
| 1447 | refval = refval - ( refpix - nmin ) * increment ; |
---|
| 1448 | refpix = 0 ; |
---|
| 1449 | freqTable_.setEntry( refpix, refval, increment, irow ) ; |
---|
| 1450 | } |
---|
| 1451 | |
---|
| 1452 | // update nchan |
---|
| 1453 | int newsize = nmax - nmin + 1 ; |
---|
| 1454 | table_.rwKeywordSet().define( "nChan", newsize ) ; |
---|
| 1455 | |
---|
| 1456 | // update bandwidth |
---|
| 1457 | // assumed all spectra in the scantable have same bandwidth |
---|
| 1458 | table_.rwKeywordSet().define( "Bandwidth", increment * newsize ) ; |
---|
| 1459 | |
---|
| 1460 | return ; |
---|
| 1461 | } |
---|
| 1462 | |
---|
| 1463 | void asap::Scantable::reshapeSpectrum( int nmin, int nmax, int irow ) |
---|
| 1464 | { |
---|
| 1465 | // reshape specCol_ and flagCol_ |
---|
| 1466 | Vector<Float> oldspec = specCol_( irow ) ; |
---|
| 1467 | Vector<uChar> oldflag = flagsCol_( irow ) ; |
---|
| 1468 | uInt newsize = nmax - nmin + 1 ; |
---|
| 1469 | specCol_.put( irow, oldspec( Slice( nmin, newsize, 1 ) ) ) ; |
---|
| 1470 | flagsCol_.put( irow, oldflag( Slice( nmin, newsize, 1 ) ) ) ; |
---|
| 1471 | |
---|
| 1472 | return ; |
---|
| 1473 | } |
---|
| 1474 | |
---|
| 1475 | void asap::Scantable::regridChannel( int nChan, double dnu ) |
---|
| 1476 | { |
---|
| 1477 | LogIO os( LogOrigin( "Scantable", "regridChannel()", WHERE ) ) ; |
---|
| 1478 | os << "Regrid abcissa with channel number " << nChan << " and spectral resoultion " << dnu << "Hz." << LogIO::POST ; |
---|
| 1479 | // assumed that all rows have same nChan |
---|
| 1480 | Vector<Float> arr = specCol_( 0 ) ; |
---|
| 1481 | int oldsize = arr.nelements() ; |
---|
| 1482 | |
---|
| 1483 | // if oldsize == nChan, nothing to do |
---|
| 1484 | if ( oldsize == nChan ) { |
---|
| 1485 | os << "Specified channel number is same as current one. Nothing to do." << LogIO::POST ; |
---|
| 1486 | return ; |
---|
| 1487 | } |
---|
| 1488 | |
---|
| 1489 | // if oldChan < nChan, unphysical operation |
---|
| 1490 | if ( oldsize < nChan ) { |
---|
| 1491 | os << "Unphysical operation. Nothing to do." << LogIO::POST ; |
---|
| 1492 | return ; |
---|
| 1493 | } |
---|
| 1494 | |
---|
| 1495 | // change channel number for specCol_ and flagCol_ |
---|
| 1496 | Vector<Float> newspec( nChan, 0 ) ; |
---|
| 1497 | Vector<uChar> newflag( nChan, false ) ; |
---|
| 1498 | vector<string> coordinfo = getCoordInfo() ; |
---|
| 1499 | string oldinfo = coordinfo[0] ; |
---|
| 1500 | coordinfo[0] = "Hz" ; |
---|
| 1501 | setCoordInfo( coordinfo ) ; |
---|
| 1502 | for ( int irow = 0 ; irow < nrow() ; irow++ ) { |
---|
| 1503 | regridChannel( nChan, dnu, irow ) ; |
---|
| 1504 | } |
---|
| 1505 | coordinfo[0] = oldinfo ; |
---|
| 1506 | setCoordInfo( coordinfo ) ; |
---|
| 1507 | |
---|
| 1508 | |
---|
| 1509 | // NOTE: this method does not update metadata such as |
---|
| 1510 | // FREQUENCIES subtable, nChan, Bandwidth, etc. |
---|
| 1511 | |
---|
| 1512 | return ; |
---|
| 1513 | } |
---|
| 1514 | |
---|
| 1515 | void asap::Scantable::regridChannel( int nChan, double dnu, int irow ) |
---|
| 1516 | { |
---|
| 1517 | // logging |
---|
| 1518 | //ofstream ofs( "average.log", std::ios::out | std::ios::app ) ; |
---|
| 1519 | //ofs << "IFNO = " << getIF( irow ) << " irow = " << irow << endl ; |
---|
| 1520 | |
---|
| 1521 | Vector<Float> oldspec = specCol_( irow ) ; |
---|
| 1522 | Vector<uChar> oldflag = flagsCol_( irow ) ; |
---|
| 1523 | Vector<Float> newspec( nChan, 0 ) ; |
---|
| 1524 | Vector<uChar> newflag( nChan, false ) ; |
---|
| 1525 | |
---|
| 1526 | // regrid |
---|
| 1527 | vector<double> abcissa = getAbcissa( irow ) ; |
---|
| 1528 | int oldsize = abcissa.size() ; |
---|
| 1529 | double olddnu = abcissa[1] - abcissa[0] ; |
---|
| 1530 | //int refChan = 0 ; |
---|
| 1531 | //double frac = 0.0 ; |
---|
| 1532 | //double wedge = 0.0 ; |
---|
| 1533 | //double pile = 0.0 ; |
---|
| 1534 | int ichan = 0 ; |
---|
| 1535 | double wsum = 0.0 ; |
---|
| 1536 | Vector<Float> z( nChan ) ; |
---|
| 1537 | z[0] = abcissa[0] - 0.5 * olddnu + 0.5 * dnu ; |
---|
| 1538 | for ( int ii = 1 ; ii < nChan ; ii++ ) |
---|
| 1539 | z[ii] = z[ii-1] + dnu ; |
---|
| 1540 | Vector<Float> zi( nChan+1 ) ; |
---|
| 1541 | Vector<Float> yi( oldsize + 1 ) ; |
---|
| 1542 | zi[0] = z[0] - 0.5 * dnu ; |
---|
| 1543 | zi[1] = z[0] + 0.5 * dnu ; |
---|
| 1544 | for ( int ii = 2 ; ii < nChan ; ii++ ) |
---|
| 1545 | zi[ii] = zi[ii-1] + dnu ; |
---|
| 1546 | zi[nChan] = z[nChan-1] + 0.5 * dnu ; |
---|
| 1547 | yi[0] = abcissa[0] - 0.5 * olddnu ; |
---|
| 1548 | yi[1] = abcissa[1] + 0.5 * olddnu ; |
---|
| 1549 | for ( int ii = 2 ; ii < oldsize ; ii++ ) |
---|
| 1550 | yi[ii] = abcissa[ii-1] + olddnu ; |
---|
| 1551 | yi[oldsize] = abcissa[oldsize-1] + 0.5 * olddnu ; |
---|
| 1552 | if ( dnu > 0.0 ) { |
---|
| 1553 | for ( int ii = 0 ; ii < nChan ; ii++ ) { |
---|
| 1554 | double zl = zi[ii] ; |
---|
| 1555 | double zr = zi[ii+1] ; |
---|
| 1556 | for ( int j = ichan ; j < oldsize ; j++ ) { |
---|
| 1557 | double yl = yi[j] ; |
---|
| 1558 | double yr = yi[j+1] ; |
---|
| 1559 | if ( yl <= zl ) { |
---|
| 1560 | if ( yr <= zl ) { |
---|
| 1561 | continue ; |
---|
| 1562 | } |
---|
| 1563 | else if ( yr <= zr ) { |
---|
| 1564 | newspec[ii] += oldspec[j] * ( yr - zl ) ; |
---|
| 1565 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1566 | wsum += ( yr - zl ) ; |
---|
| 1567 | } |
---|
| 1568 | else { |
---|
| 1569 | newspec[ii] += oldspec[j] * dnu ; |
---|
| 1570 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1571 | wsum += dnu ; |
---|
| 1572 | ichan = j ; |
---|
| 1573 | break ; |
---|
| 1574 | } |
---|
| 1575 | } |
---|
| 1576 | else if ( yl < zr ) { |
---|
| 1577 | if ( yr <= zr ) { |
---|
| 1578 | newspec[ii] += oldspec[j] * ( yr - yl ) ; |
---|
| 1579 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1580 | wsum += ( yr - yl ) ; |
---|
| 1581 | } |
---|
| 1582 | else { |
---|
| 1583 | newspec[ii] += oldspec[j] * ( zr - yl ) ; |
---|
| 1584 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1585 | wsum += ( zr - yl ) ; |
---|
| 1586 | ichan = j ; |
---|
| 1587 | break ; |
---|
| 1588 | } |
---|
| 1589 | } |
---|
| 1590 | else { |
---|
| 1591 | ichan = j - 1 ; |
---|
| 1592 | break ; |
---|
| 1593 | } |
---|
| 1594 | } |
---|
| 1595 | newspec[ii] /= wsum ; |
---|
| 1596 | wsum = 0.0 ; |
---|
| 1597 | } |
---|
| 1598 | } |
---|
| 1599 | else if ( dnu < 0.0 ) { |
---|
| 1600 | for ( int ii = 0 ; ii < nChan ; ii++ ) { |
---|
| 1601 | double zl = zi[ii] ; |
---|
| 1602 | double zr = zi[ii+1] ; |
---|
| 1603 | for ( int j = ichan ; j < oldsize ; j++ ) { |
---|
| 1604 | double yl = yi[j] ; |
---|
| 1605 | double yr = yi[j+1] ; |
---|
| 1606 | if ( yl >= zl ) { |
---|
| 1607 | if ( yr >= zl ) { |
---|
| 1608 | continue ; |
---|
| 1609 | } |
---|
| 1610 | else if ( yr >= zr ) { |
---|
| 1611 | newspec[ii] += oldspec[j] * abs( yr - zl ) ; |
---|
| 1612 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1613 | wsum += abs( yr - zl ) ; |
---|
| 1614 | } |
---|
| 1615 | else { |
---|
| 1616 | newspec[ii] += oldspec[j] * abs( dnu ) ; |
---|
| 1617 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1618 | wsum += abs( dnu ) ; |
---|
| 1619 | ichan = j ; |
---|
| 1620 | break ; |
---|
| 1621 | } |
---|
| 1622 | } |
---|
| 1623 | else if ( yl > zr ) { |
---|
| 1624 | if ( yr >= zr ) { |
---|
| 1625 | newspec[ii] += oldspec[j] * abs( yr - yl ) ; |
---|
| 1626 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1627 | wsum += abs( yr - yl ) ; |
---|
| 1628 | } |
---|
| 1629 | else { |
---|
| 1630 | newspec[ii] += oldspec[j] * abs( zr - yl ) ; |
---|
| 1631 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1632 | wsum += abs( zr - yl ) ; |
---|
| 1633 | ichan = j ; |
---|
| 1634 | break ; |
---|
| 1635 | } |
---|
| 1636 | } |
---|
| 1637 | else { |
---|
| 1638 | ichan = j - 1 ; |
---|
| 1639 | break ; |
---|
| 1640 | } |
---|
| 1641 | } |
---|
| 1642 | newspec[ii] /= wsum ; |
---|
| 1643 | wsum = 0.0 ; |
---|
| 1644 | } |
---|
| 1645 | } |
---|
| 1646 | // * ichan = 0 |
---|
| 1647 | // ***/ |
---|
| 1648 | // //ofs << "olddnu = " << olddnu << ", dnu = " << dnu << endl ; |
---|
| 1649 | // pile += dnu ; |
---|
| 1650 | // wedge = olddnu * ( refChan + 1 ) ; |
---|
| 1651 | // while ( wedge < pile ) { |
---|
| 1652 | // newspec[0] += olddnu * oldspec[refChan] ; |
---|
| 1653 | // newflag[0] = newflag[0] || oldflag[refChan] ; |
---|
| 1654 | // //ofs << "channel " << refChan << " is included in new channel 0" << endl ; |
---|
| 1655 | // refChan++ ; |
---|
| 1656 | // wedge += olddnu ; |
---|
| 1657 | // wsum += olddnu ; |
---|
| 1658 | // //ofs << "newspec[0] = " << newspec[0] << " wsum = " << wsum << endl ; |
---|
| 1659 | // } |
---|
| 1660 | // frac = ( wedge - pile ) / olddnu ; |
---|
| 1661 | // wsum += ( 1.0 - frac ) * olddnu ; |
---|
| 1662 | // newspec[0] += ( 1.0 - frac ) * olddnu * oldspec[refChan] ; |
---|
| 1663 | // newflag[0] = newflag[0] || oldflag[refChan] ; |
---|
| 1664 | // //ofs << "channel " << refChan << " is partly included in new channel 0" << " with fraction of " << ( 1.0 - frac ) << endl ; |
---|
| 1665 | // //ofs << "newspec[0] = " << newspec[0] << " wsum = " << wsum << endl ; |
---|
| 1666 | // newspec[0] /= wsum ; |
---|
| 1667 | // //ofs << "newspec[0] = " << newspec[0] << endl ; |
---|
| 1668 | // //ofs << "wedge = " << wedge << ", pile = " << pile << endl ; |
---|
| 1669 | |
---|
| 1670 | // /*** |
---|
| 1671 | // * ichan = 1 - nChan-2 |
---|
| 1672 | // ***/ |
---|
| 1673 | // for ( int ichan = 1 ; ichan < nChan - 1 ; ichan++ ) { |
---|
| 1674 | // pile += dnu ; |
---|
| 1675 | // newspec[ichan] += frac * olddnu * oldspec[refChan] ; |
---|
| 1676 | // newflag[ichan] = newflag[ichan] || oldflag[refChan] ; |
---|
| 1677 | // //ofs << "channel " << refChan << " is partly included in new channel " << ichan << " with fraction of " << frac << endl ; |
---|
| 1678 | // refChan++ ; |
---|
| 1679 | // wedge += olddnu ; |
---|
| 1680 | // wsum = frac * olddnu ; |
---|
| 1681 | // //ofs << "newspec[" << ichan << "] = " << newspec[ichan] << " wsum = " << wsum << endl ; |
---|
| 1682 | // while ( wedge < pile ) { |
---|
| 1683 | // newspec[ichan] += olddnu * oldspec[refChan] ; |
---|
| 1684 | // newflag[ichan] = newflag[ichan] || oldflag[refChan] ; |
---|
| 1685 | // //ofs << "channel " << refChan << " is included in new channel " << ichan << endl ; |
---|
| 1686 | // refChan++ ; |
---|
| 1687 | // wedge += olddnu ; |
---|
| 1688 | // wsum += olddnu ; |
---|
| 1689 | // //ofs << "newspec[" << ichan << "] = " << newspec[ichan] << " wsum = " << wsum << endl ; |
---|
| 1690 | // } |
---|
| 1691 | // frac = ( wedge - pile ) / olddnu ; |
---|
| 1692 | // wsum += ( 1.0 - frac ) * olddnu ; |
---|
| 1693 | // newspec[ichan] += ( 1.0 - frac ) * olddnu * oldspec[refChan] ; |
---|
| 1694 | // newflag[ichan] = newflag[ichan] || oldflag[refChan] ; |
---|
| 1695 | // //ofs << "channel " << refChan << " is partly included in new channel " << ichan << " with fraction of " << ( 1.0 - frac ) << endl ; |
---|
| 1696 | // //ofs << "wedge = " << wedge << ", pile = " << pile << endl ; |
---|
| 1697 | // //ofs << "newspec[" << ichan << "] = " << newspec[ichan] << " wsum = " << wsum << endl ; |
---|
| 1698 | // newspec[ichan] /= wsum ; |
---|
| 1699 | // //ofs << "newspec[" << ichan << "] = " << newspec[ichan] << endl ; |
---|
| 1700 | // } |
---|
| 1701 | |
---|
| 1702 | // /*** |
---|
| 1703 | // * ichan = nChan-1 |
---|
| 1704 | // ***/ |
---|
| 1705 | // // NOTE: Assumed that all spectra have the same bandwidth |
---|
| 1706 | // pile += dnu ; |
---|
| 1707 | // newspec[nChan-1] += frac * olddnu * oldspec[refChan] ; |
---|
| 1708 | // newflag[nChan-1] = newflag[nChan-1] || oldflag[refChan] ; |
---|
| 1709 | // //ofs << "channel " << refChan << " is partly included in new channel " << nChan-1 << " with fraction of " << frac << endl ; |
---|
| 1710 | // refChan++ ; |
---|
| 1711 | // wedge += olddnu ; |
---|
| 1712 | // wsum = frac * olddnu ; |
---|
| 1713 | // //ofs << "newspec[" << nChan - 1 << "] = " << newspec[nChan-1] << " wsum = " << wsum << endl ; |
---|
| 1714 | // for ( int jchan = refChan ; jchan < oldsize ; jchan++ ) { |
---|
| 1715 | // newspec[nChan-1] += olddnu * oldspec[jchan] ; |
---|
| 1716 | // newflag[nChan-1] = newflag[nChan-1] || oldflag[jchan] ; |
---|
| 1717 | // wsum += olddnu ; |
---|
| 1718 | // //ofs << "channel " << jchan << " is included in new channel " << nChan-1 << " with fraction of " << frac << endl ; |
---|
| 1719 | // //ofs << "newspec[" << nChan - 1 << "] = " << newspec[nChan-1] << " wsum = " << wsum << endl ; |
---|
| 1720 | // } |
---|
| 1721 | // //ofs << "wedge = " << wedge << ", pile = " << pile << endl ; |
---|
| 1722 | // //ofs << "newspec[" << nChan - 1 << "] = " << newspec[nChan-1] << " wsum = " << wsum << endl ; |
---|
| 1723 | // newspec[nChan-1] /= wsum ; |
---|
| 1724 | // //ofs << "newspec[" << nChan - 1 << "] = " << newspec[nChan-1] << endl ; |
---|
| 1725 | |
---|
| 1726 | // specCol_.put( irow, newspec ) ; |
---|
| 1727 | // flagsCol_.put( irow, newflag ) ; |
---|
| 1728 | |
---|
| 1729 | // // ofs.close() ; |
---|
| 1730 | |
---|
| 1731 | |
---|
| 1732 | return ; |
---|
| 1733 | } |
---|
| 1734 | |
---|
[1730] | 1735 | std::vector<float> Scantable::getWeather(int whichrow) const |
---|
| 1736 | { |
---|
| 1737 | std::vector<float> out(5); |
---|
| 1738 | //Float temperature, pressure, humidity, windspeed, windaz; |
---|
| 1739 | weatherTable_.getEntry(out[0], out[1], out[2], out[3], out[4], |
---|
| 1740 | mweatheridCol_(uInt(whichrow))); |
---|
| 1741 | |
---|
| 1742 | |
---|
| 1743 | return out; |
---|
[1391] | 1744 | } |
---|
[1730] | 1745 | |
---|
[1907] | 1746 | bool Scantable::getFlagtraFast(int whichrow) |
---|
| 1747 | { |
---|
| 1748 | uChar flag; |
---|
| 1749 | Vector<uChar> flags; |
---|
| 1750 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 1751 | for (int i = 0; i < flags.size(); i++) { |
---|
| 1752 | if (i==0) { |
---|
| 1753 | flag = flags[i]; |
---|
| 1754 | } |
---|
| 1755 | else { |
---|
| 1756 | flag &= flags[i]; |
---|
| 1757 | } |
---|
| 1758 | return ((flag >> 7) == 1); |
---|
| 1759 | } |
---|
[1730] | 1760 | } |
---|
[1907] | 1761 | |
---|
| 1762 | void Scantable::doPolyBaseline(const std::vector<bool>& mask, int order, int rowno, Fitter& fitter) |
---|
| 1763 | { |
---|
| 1764 | fitter.setExpression("poly", order); |
---|
| 1765 | |
---|
| 1766 | std::vector<double> abcsd = getAbcissa(rowno); |
---|
| 1767 | std::vector<float> abcs; |
---|
| 1768 | for (int i = 0; i < abcsd.size(); i++) { |
---|
| 1769 | abcs.push_back((float)abcsd[i]); |
---|
| 1770 | } |
---|
| 1771 | std::vector<float> spec = getSpectrum(rowno); |
---|
| 1772 | std::vector<bool> fmask = getMask(rowno); |
---|
[1908] | 1773 | if (fmask.size() != mask.size()) { |
---|
| 1774 | throw(AipsError("different mask sizes")); |
---|
| 1775 | } |
---|
[1907] | 1776 | for (int i = 0; i < fmask.size(); i++) { |
---|
| 1777 | fmask[i] = fmask[i] && mask[i]; |
---|
| 1778 | } |
---|
| 1779 | fitter.setData(abcs, spec, fmask); |
---|
| 1780 | |
---|
| 1781 | fitter.lfit(); |
---|
| 1782 | } |
---|
| 1783 | |
---|
[1931] | 1784 | void Scantable::polyBaselineBatch(const std::vector<bool>& mask, int order) |
---|
[1907] | 1785 | { |
---|
| 1786 | Fitter fitter = Fitter(); |
---|
[1931] | 1787 | for (uInt rowno=0; rowno < nrow(); ++rowno) { |
---|
| 1788 | doPolyBaseline(mask, order, rowno, fitter); |
---|
| 1789 | setSpectrum(fitter.getResidual(), rowno); |
---|
| 1790 | } |
---|
[1907] | 1791 | } |
---|
| 1792 | |
---|
[1931] | 1793 | STFitEntry Scantable::polyBaseline(const std::vector<bool>& mask, int order, int rowno) |
---|
[1907] | 1794 | { |
---|
| 1795 | Fitter fitter = Fitter(); |
---|
| 1796 | doPolyBaseline(mask, order, rowno, fitter); |
---|
| 1797 | setSpectrum(fitter.getResidual(), rowno); |
---|
[1931] | 1798 | return fitter.getFitEntry(); |
---|
[1907] | 1799 | } |
---|
| 1800 | |
---|
| 1801 | } |
---|
[1819] | 1802 | //namespace asap |
---|