[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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[805] | 63 | #include "Scantable.h" |
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[896] | 64 | #include "STPolLinear.h" |
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[1189] | 65 | #include "STPolCircular.h" |
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[913] | 66 | #include "STPolStokes.h" |
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[878] | 67 | #include "STAttr.h" |
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[902] | 68 | #include "MathUtils.h" |
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[2] | 69 | |
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[125] | 70 | using namespace casa; |
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[2] | 71 | |
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[805] | 72 | namespace asap { |
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| 73 | |
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[896] | 74 | std::map<std::string, STPol::STPolFactory *> Scantable::factories_; |
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| 75 | |
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| 76 | void Scantable::initFactories() { |
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| 77 | if ( factories_.empty() ) { |
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| 78 | Scantable::factories_["linear"] = &STPolLinear::myFactory; |
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[1323] | 79 | Scantable::factories_["circular"] = &STPolCircular::myFactory; |
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[913] | 80 | Scantable::factories_["stokes"] = &STPolStokes::myFactory; |
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[896] | 81 | } |
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| 82 | } |
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| 83 | |
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[805] | 84 | Scantable::Scantable(Table::TableType ttype) : |
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[852] | 85 | type_(ttype) |
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[206] | 86 | { |
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[896] | 87 | initFactories(); |
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[805] | 88 | setupMainTable(); |
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[852] | 89 | freqTable_ = STFrequencies(*this); |
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[805] | 90 | table_.rwKeywordSet().defineTable("FREQUENCIES", freqTable_.table()); |
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[852] | 91 | weatherTable_ = STWeather(*this); |
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[805] | 92 | table_.rwKeywordSet().defineTable("WEATHER", weatherTable_.table()); |
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[852] | 93 | focusTable_ = STFocus(*this); |
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[805] | 94 | table_.rwKeywordSet().defineTable("FOCUS", focusTable_.table()); |
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[852] | 95 | tcalTable_ = STTcal(*this); |
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[805] | 96 | table_.rwKeywordSet().defineTable("TCAL", tcalTable_.table()); |
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[852] | 97 | moleculeTable_ = STMolecules(*this); |
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[805] | 98 | table_.rwKeywordSet().defineTable("MOLECULES", moleculeTable_.table()); |
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[860] | 99 | historyTable_ = STHistory(*this); |
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| 100 | table_.rwKeywordSet().defineTable("HISTORY", historyTable_.table()); |
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[959] | 101 | fitTable_ = STFit(*this); |
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| 102 | table_.rwKeywordSet().defineTable("FIT", fitTable_.table()); |
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[1881] | 103 | table_.tableInfo().setType( "Scantable" ) ; |
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[805] | 104 | originalTable_ = table_; |
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[322] | 105 | attach(); |
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[18] | 106 | } |
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[206] | 107 | |
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[805] | 108 | Scantable::Scantable(const std::string& name, Table::TableType ttype) : |
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[852] | 109 | type_(ttype) |
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[206] | 110 | { |
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[896] | 111 | initFactories(); |
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[1819] | 112 | |
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[865] | 113 | Table tab(name, Table::Update); |
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[1009] | 114 | uInt version = tab.keywordSet().asuInt("VERSION"); |
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[483] | 115 | if (version != version_) { |
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| 116 | throw(AipsError("Unsupported version of ASAP file.")); |
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| 117 | } |
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[1009] | 118 | if ( type_ == Table::Memory ) { |
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[852] | 119 | table_ = tab.copyToMemoryTable(generateName()); |
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[1009] | 120 | } else { |
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[805] | 121 | table_ = tab; |
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[1009] | 122 | } |
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[1881] | 123 | table_.tableInfo().setType( "Scantable" ) ; |
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[1009] | 124 | |
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[859] | 125 | attachSubtables(); |
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[805] | 126 | originalTable_ = table_; |
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[329] | 127 | attach(); |
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[2] | 128 | } |
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[1819] | 129 | /* |
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| 130 | Scantable::Scantable(const std::string& name, Table::TableType ttype) : |
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| 131 | type_(ttype) |
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| 132 | { |
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| 133 | initFactories(); |
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| 134 | Table tab(name, Table::Update); |
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| 135 | uInt version = tab.keywordSet().asuInt("VERSION"); |
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| 136 | if (version != version_) { |
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| 137 | throw(AipsError("Unsupported version of ASAP file.")); |
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| 138 | } |
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| 139 | if ( type_ == Table::Memory ) { |
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| 140 | table_ = tab.copyToMemoryTable(generateName()); |
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| 141 | } else { |
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| 142 | table_ = tab; |
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| 143 | } |
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[2] | 144 | |
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[1819] | 145 | attachSubtables(); |
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| 146 | originalTable_ = table_; |
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| 147 | attach(); |
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| 148 | } |
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| 149 | */ |
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| 150 | |
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[805] | 151 | Scantable::Scantable( const Scantable& other, bool clear ) |
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[206] | 152 | { |
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[805] | 153 | // with or without data |
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[859] | 154 | String newname = String(generateName()); |
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[865] | 155 | type_ = other.table_.tableType(); |
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[859] | 156 | if ( other.table_.tableType() == Table::Memory ) { |
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| 157 | if ( clear ) { |
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| 158 | table_ = TableCopy::makeEmptyMemoryTable(newname, |
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| 159 | other.table_, True); |
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| 160 | } else |
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| 161 | table_ = other.table_.copyToMemoryTable(newname); |
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[16] | 162 | } else { |
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[915] | 163 | other.table_.deepCopy(newname, Table::New, False, |
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| 164 | other.table_.endianFormat(), |
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[865] | 165 | Bool(clear)); |
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| 166 | table_ = Table(newname, Table::Update); |
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| 167 | table_.markForDelete(); |
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| 168 | } |
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[1881] | 169 | table_.tableInfo().setType( "Scantable" ) ; |
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[1111] | 170 | /// @todo reindex SCANNO, recompute nbeam, nif, npol |
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[915] | 171 | if ( clear ) copySubtables(other); |
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[859] | 172 | attachSubtables(); |
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[805] | 173 | originalTable_ = table_; |
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[322] | 174 | attach(); |
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[2] | 175 | } |
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| 176 | |
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[865] | 177 | void Scantable::copySubtables(const Scantable& other) { |
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| 178 | Table t = table_.rwKeywordSet().asTable("FREQUENCIES"); |
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| 179 | TableCopy::copyRows(t, other.freqTable_.table()); |
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| 180 | t = table_.rwKeywordSet().asTable("FOCUS"); |
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| 181 | TableCopy::copyRows(t, other.focusTable_.table()); |
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| 182 | t = table_.rwKeywordSet().asTable("WEATHER"); |
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| 183 | TableCopy::copyRows(t, other.weatherTable_.table()); |
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| 184 | t = table_.rwKeywordSet().asTable("TCAL"); |
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| 185 | TableCopy::copyRows(t, other.tcalTable_.table()); |
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| 186 | t = table_.rwKeywordSet().asTable("MOLECULES"); |
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| 187 | TableCopy::copyRows(t, other.moleculeTable_.table()); |
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| 188 | t = table_.rwKeywordSet().asTable("HISTORY"); |
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| 189 | TableCopy::copyRows(t, other.historyTable_.table()); |
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[972] | 190 | t = table_.rwKeywordSet().asTable("FIT"); |
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| 191 | TableCopy::copyRows(t, other.fitTable_.table()); |
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[865] | 192 | } |
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| 193 | |
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[859] | 194 | void Scantable::attachSubtables() |
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| 195 | { |
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| 196 | freqTable_ = STFrequencies(table_); |
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| 197 | focusTable_ = STFocus(table_); |
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| 198 | weatherTable_ = STWeather(table_); |
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| 199 | tcalTable_ = STTcal(table_); |
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| 200 | moleculeTable_ = STMolecules(table_); |
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[860] | 201 | historyTable_ = STHistory(table_); |
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[972] | 202 | fitTable_ = STFit(table_); |
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[859] | 203 | } |
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| 204 | |
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[805] | 205 | Scantable::~Scantable() |
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[206] | 206 | { |
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[941] | 207 | //cout << "~Scantable() " << this << endl; |
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[2] | 208 | } |
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| 209 | |
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[805] | 210 | void Scantable::setupMainTable() |
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[206] | 211 | { |
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[805] | 212 | TableDesc td("", "1", TableDesc::Scratch); |
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| 213 | td.comment() = "An ASAP Scantable"; |
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[1009] | 214 | td.rwKeywordSet().define("VERSION", uInt(version_)); |
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[2] | 215 | |
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[805] | 216 | // n Cycles |
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| 217 | td.addColumn(ScalarColumnDesc<uInt>("SCANNO")); |
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| 218 | // new index every nBeam x nIF x nPol |
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| 219 | td.addColumn(ScalarColumnDesc<uInt>("CYCLENO")); |
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[2] | 220 | |
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[805] | 221 | td.addColumn(ScalarColumnDesc<uInt>("BEAMNO")); |
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| 222 | td.addColumn(ScalarColumnDesc<uInt>("IFNO")); |
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[972] | 223 | // linear, circular, stokes |
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[805] | 224 | td.rwKeywordSet().define("POLTYPE", String("linear")); |
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| 225 | td.addColumn(ScalarColumnDesc<uInt>("POLNO")); |
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[138] | 226 | |
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[805] | 227 | td.addColumn(ScalarColumnDesc<uInt>("FREQ_ID")); |
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| 228 | td.addColumn(ScalarColumnDesc<uInt>("MOLECULE_ID")); |
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[80] | 229 | |
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[1819] | 230 | ScalarColumnDesc<Int> refbeamnoColumn("REFBEAMNO"); |
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| 231 | refbeamnoColumn.setDefault(Int(-1)); |
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| 232 | td.addColumn(refbeamnoColumn); |
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| 233 | |
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| 234 | ScalarColumnDesc<uInt> flagrowColumn("FLAGROW"); |
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| 235 | flagrowColumn.setDefault(uInt(0)); |
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| 236 | td.addColumn(flagrowColumn); |
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| 237 | |
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[805] | 238 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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| 239 | TableMeasRefDesc measRef(MEpoch::UTC); // UTC as default |
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| 240 | TableMeasValueDesc measVal(td, "TIME"); |
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| 241 | TableMeasDesc<MEpoch> mepochCol(measVal, measRef); |
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| 242 | mepochCol.write(td); |
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[483] | 243 | |
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[805] | 244 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL")); |
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| 245 | |
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[2] | 246 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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[805] | 247 | // Type of source (on=0, off=1, other=-1) |
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[1503] | 248 | ScalarColumnDesc<Int> stypeColumn("SRCTYPE"); |
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| 249 | stypeColumn.setDefault(Int(-1)); |
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| 250 | td.addColumn(stypeColumn); |
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[805] | 251 | td.addColumn(ScalarColumnDesc<String>("FIELDNAME")); |
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| 252 | |
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| 253 | //The actual Data Vectors |
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[2] | 254 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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| 255 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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[89] | 256 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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[805] | 257 | |
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| 258 | td.addColumn(ArrayColumnDesc<Double>("DIRECTION", |
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| 259 | IPosition(1,2), |
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| 260 | ColumnDesc::Direct)); |
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| 261 | TableMeasRefDesc mdirRef(MDirection::J2000); // default |
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| 262 | TableMeasValueDesc tmvdMDir(td, "DIRECTION"); |
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| 263 | // the TableMeasDesc gives the column a type |
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| 264 | TableMeasDesc<MDirection> mdirCol(tmvdMDir, mdirRef); |
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[987] | 265 | // a uder set table type e.g. GALCTIC, B1950 ... |
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| 266 | td.rwKeywordSet().define("DIRECTIONREF", String("J2000")); |
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[805] | 267 | // writing create the measure column |
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| 268 | mdirCol.write(td); |
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[923] | 269 | td.addColumn(ScalarColumnDesc<Float>("AZIMUTH")); |
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| 270 | td.addColumn(ScalarColumnDesc<Float>("ELEVATION")); |
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[1047] | 271 | td.addColumn(ScalarColumnDesc<Float>("OPACITY")); |
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[105] | 272 | |
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[805] | 273 | td.addColumn(ScalarColumnDesc<uInt>("TCAL_ID")); |
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[972] | 274 | ScalarColumnDesc<Int> fitColumn("FIT_ID"); |
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[973] | 275 | fitColumn.setDefault(Int(-1)); |
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[972] | 276 | td.addColumn(fitColumn); |
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[805] | 277 | |
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| 278 | td.addColumn(ScalarColumnDesc<uInt>("FOCUS_ID")); |
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| 279 | td.addColumn(ScalarColumnDesc<uInt>("WEATHER_ID")); |
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| 280 | |
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[999] | 281 | // columns which just get dragged along, as they aren't used in asap |
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| 282 | td.addColumn(ScalarColumnDesc<Double>("SRCVELOCITY")); |
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| 283 | td.addColumn(ArrayColumnDesc<Double>("SRCPROPERMOTION")); |
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| 284 | td.addColumn(ArrayColumnDesc<Double>("SRCDIRECTION")); |
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| 285 | td.addColumn(ArrayColumnDesc<Double>("SCANRATE")); |
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| 286 | |
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[805] | 287 | td.rwKeywordSet().define("OBSMODE", String("")); |
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| 288 | |
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[418] | 289 | // Now create Table SetUp from the description. |
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[859] | 290 | SetupNewTable aNewTab(generateName(), td, Table::Scratch); |
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[852] | 291 | table_ = Table(aNewTab, type_, 0); |
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[805] | 292 | originalTable_ = table_; |
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| 293 | } |
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[418] | 294 | |
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[805] | 295 | void Scantable::attach() |
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[455] | 296 | { |
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[805] | 297 | timeCol_.attach(table_, "TIME"); |
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| 298 | srcnCol_.attach(table_, "SRCNAME"); |
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[1068] | 299 | srctCol_.attach(table_, "SRCTYPE"); |
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[805] | 300 | specCol_.attach(table_, "SPECTRA"); |
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| 301 | flagsCol_.attach(table_, "FLAGTRA"); |
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[865] | 302 | tsysCol_.attach(table_, "TSYS"); |
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[805] | 303 | cycleCol_.attach(table_,"CYCLENO"); |
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| 304 | scanCol_.attach(table_, "SCANNO"); |
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| 305 | beamCol_.attach(table_, "BEAMNO"); |
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[847] | 306 | ifCol_.attach(table_, "IFNO"); |
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| 307 | polCol_.attach(table_, "POLNO"); |
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[805] | 308 | integrCol_.attach(table_, "INTERVAL"); |
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| 309 | azCol_.attach(table_, "AZIMUTH"); |
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| 310 | elCol_.attach(table_, "ELEVATION"); |
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| 311 | dirCol_.attach(table_, "DIRECTION"); |
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| 312 | fldnCol_.attach(table_, "FIELDNAME"); |
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| 313 | rbeamCol_.attach(table_, "REFBEAMNO"); |
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[455] | 314 | |
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[1730] | 315 | mweatheridCol_.attach(table_,"WEATHER_ID"); |
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[805] | 316 | mfitidCol_.attach(table_,"FIT_ID"); |
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| 317 | mfreqidCol_.attach(table_, "FREQ_ID"); |
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| 318 | mtcalidCol_.attach(table_, "TCAL_ID"); |
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| 319 | mfocusidCol_.attach(table_, "FOCUS_ID"); |
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| 320 | mmolidCol_.attach(table_, "MOLECULE_ID"); |
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[1819] | 321 | |
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| 322 | //Add auxiliary column for row-based flagging (CAS-1433 Wataru Kawasaki) |
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| 323 | attachAuxColumnDef(flagrowCol_, "FLAGROW", 0); |
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| 324 | |
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[455] | 325 | } |
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| 326 | |
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[1819] | 327 | template<class T, class T2> |
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| 328 | void Scantable::attachAuxColumnDef(ScalarColumn<T>& col, |
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| 329 | const String& colName, |
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| 330 | const T2& defValue) |
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| 331 | { |
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| 332 | try { |
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| 333 | col.attach(table_, colName); |
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| 334 | } catch (TableError& err) { |
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| 335 | String errMesg = err.getMesg(); |
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| 336 | if (errMesg == "Table column " + colName + " is unknown") { |
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| 337 | table_.addColumn(ScalarColumnDesc<T>(colName)); |
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| 338 | col.attach(table_, colName); |
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| 339 | col.fillColumn(static_cast<T>(defValue)); |
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| 340 | } else { |
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| 341 | throw; |
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| 342 | } |
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| 343 | } catch (...) { |
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| 344 | throw; |
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| 345 | } |
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| 346 | } |
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| 347 | |
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| 348 | template<class T, class T2> |
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| 349 | void Scantable::attachAuxColumnDef(ArrayColumn<T>& col, |
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| 350 | const String& colName, |
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| 351 | const Array<T2>& defValue) |
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| 352 | { |
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| 353 | try { |
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| 354 | col.attach(table_, colName); |
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| 355 | } catch (TableError& err) { |
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| 356 | String errMesg = err.getMesg(); |
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| 357 | if (errMesg == "Table column " + colName + " is unknown") { |
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| 358 | table_.addColumn(ArrayColumnDesc<T>(colName)); |
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| 359 | col.attach(table_, colName); |
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| 360 | |
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| 361 | int size = 0; |
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| 362 | ArrayIterator<T2>& it = defValue.begin(); |
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| 363 | while (it != defValue.end()) { |
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| 364 | ++size; |
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| 365 | ++it; |
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| 366 | } |
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| 367 | IPosition ip(1, size); |
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| 368 | Array<T>& arr(ip); |
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| 369 | for (int i = 0; i < size; ++i) |
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| 370 | arr[i] = static_cast<T>(defValue[i]); |
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| 371 | |
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| 372 | col.fillColumn(arr); |
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| 373 | } else { |
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| 374 | throw; |
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| 375 | } |
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| 376 | } catch (...) { |
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| 377 | throw; |
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| 378 | } |
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| 379 | } |
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| 380 | |
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[901] | 381 | void Scantable::setHeader(const STHeader& sdh) |
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[206] | 382 | { |
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[18] | 383 | table_.rwKeywordSet().define("nIF", sdh.nif); |
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| 384 | table_.rwKeywordSet().define("nBeam", sdh.nbeam); |
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| 385 | table_.rwKeywordSet().define("nPol", sdh.npol); |
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| 386 | table_.rwKeywordSet().define("nChan", sdh.nchan); |
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| 387 | table_.rwKeywordSet().define("Observer", sdh.observer); |
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| 388 | table_.rwKeywordSet().define("Project", sdh.project); |
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| 389 | table_.rwKeywordSet().define("Obstype", sdh.obstype); |
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| 390 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname); |
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| 391 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition); |
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| 392 | table_.rwKeywordSet().define("Equinox", sdh.equinox); |
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| 393 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref); |
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| 394 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq); |
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| 395 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth); |
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| 396 | table_.rwKeywordSet().define("UTC", sdh.utc); |
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[206] | 397 | table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit); |
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| 398 | table_.rwKeywordSet().define("Epoch", sdh.epoch); |
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[905] | 399 | table_.rwKeywordSet().define("POLTYPE", sdh.poltype); |
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[50] | 400 | } |
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[21] | 401 | |
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[901] | 402 | STHeader Scantable::getHeader() const |
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[206] | 403 | { |
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[901] | 404 | STHeader sdh; |
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[21] | 405 | table_.keywordSet().get("nBeam",sdh.nbeam); |
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| 406 | table_.keywordSet().get("nIF",sdh.nif); |
---|
| 407 | table_.keywordSet().get("nPol",sdh.npol); |
---|
| 408 | table_.keywordSet().get("nChan",sdh.nchan); |
---|
| 409 | table_.keywordSet().get("Observer", sdh.observer); |
---|
| 410 | table_.keywordSet().get("Project", sdh.project); |
---|
| 411 | table_.keywordSet().get("Obstype", sdh.obstype); |
---|
| 412 | table_.keywordSet().get("AntennaName", sdh.antennaname); |
---|
| 413 | table_.keywordSet().get("AntennaPosition", sdh.antennaposition); |
---|
| 414 | table_.keywordSet().get("Equinox", sdh.equinox); |
---|
| 415 | table_.keywordSet().get("FreqRefFrame", sdh.freqref); |
---|
| 416 | table_.keywordSet().get("FreqRefVal", sdh.reffreq); |
---|
| 417 | table_.keywordSet().get("Bandwidth", sdh.bandwidth); |
---|
| 418 | table_.keywordSet().get("UTC", sdh.utc); |
---|
[206] | 419 | table_.keywordSet().get("FluxUnit", sdh.fluxunit); |
---|
| 420 | table_.keywordSet().get("Epoch", sdh.epoch); |
---|
[905] | 421 | table_.keywordSet().get("POLTYPE", sdh.poltype); |
---|
[21] | 422 | return sdh; |
---|
[18] | 423 | } |
---|
[805] | 424 | |
---|
[1360] | 425 | void Scantable::setSourceType( int stype ) |
---|
[1068] | 426 | { |
---|
| 427 | if ( stype < 0 || stype > 1 ) |
---|
| 428 | throw(AipsError("Illegal sourcetype.")); |
---|
| 429 | TableVector<Int> tabvec(table_, "SRCTYPE"); |
---|
| 430 | tabvec = Int(stype); |
---|
| 431 | } |
---|
| 432 | |
---|
[845] | 433 | bool Scantable::conformant( const Scantable& other ) |
---|
| 434 | { |
---|
| 435 | return this->getHeader().conformant(other.getHeader()); |
---|
| 436 | } |
---|
| 437 | |
---|
| 438 | |
---|
[50] | 439 | |
---|
[805] | 440 | std::string Scantable::formatSec(Double x) const |
---|
[206] | 441 | { |
---|
[105] | 442 | Double xcop = x; |
---|
| 443 | MVTime mvt(xcop/24./3600.); // make days |
---|
[365] | 444 | |
---|
[105] | 445 | if (x < 59.95) |
---|
[281] | 446 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s"; |
---|
[745] | 447 | else if (x < 3599.95) |
---|
[281] | 448 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" "; |
---|
| 449 | else { |
---|
| 450 | ostringstream oss; |
---|
| 451 | oss << setw(2) << std::right << setprecision(1) << mvt.hour(); |
---|
| 452 | oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " "; |
---|
| 453 | return String(oss); |
---|
[745] | 454 | } |
---|
[105] | 455 | }; |
---|
| 456 | |
---|
[805] | 457 | std::string Scantable::formatDirection(const MDirection& md) const |
---|
[281] | 458 | { |
---|
| 459 | Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue(); |
---|
| 460 | Int prec = 7; |
---|
| 461 | |
---|
| 462 | MVAngle mvLon(t[0]); |
---|
| 463 | String sLon = mvLon.string(MVAngle::TIME,prec); |
---|
[987] | 464 | uInt tp = md.getRef().getType(); |
---|
| 465 | if (tp == MDirection::GALACTIC || |
---|
| 466 | tp == MDirection::SUPERGAL ) { |
---|
| 467 | sLon = mvLon(0.0).string(MVAngle::ANGLE_CLEAN,prec); |
---|
| 468 | } |
---|
[281] | 469 | MVAngle mvLat(t[1]); |
---|
| 470 | String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec); |
---|
[380] | 471 | return sLon + String(" ") + sLat; |
---|
[281] | 472 | } |
---|
| 473 | |
---|
| 474 | |
---|
[805] | 475 | std::string Scantable::getFluxUnit() const |
---|
[206] | 476 | { |
---|
[847] | 477 | return table_.keywordSet().asString("FluxUnit"); |
---|
[206] | 478 | } |
---|
| 479 | |
---|
[805] | 480 | void Scantable::setFluxUnit(const std::string& unit) |
---|
[218] | 481 | { |
---|
| 482 | String tmp(unit); |
---|
| 483 | Unit tU(tmp); |
---|
| 484 | if (tU==Unit("K") || tU==Unit("Jy")) { |
---|
| 485 | table_.rwKeywordSet().define(String("FluxUnit"), tmp); |
---|
| 486 | } else { |
---|
| 487 | throw AipsError("Illegal unit - must be compatible with Jy or K"); |
---|
| 488 | } |
---|
| 489 | } |
---|
| 490 | |
---|
[805] | 491 | void Scantable::setInstrument(const std::string& name) |
---|
[236] | 492 | { |
---|
[805] | 493 | bool throwIt = true; |
---|
[996] | 494 | // create an Instrument to see if this is valid |
---|
| 495 | STAttr::convertInstrument(name, throwIt); |
---|
[236] | 496 | String nameU(name); |
---|
| 497 | nameU.upcase(); |
---|
| 498 | table_.rwKeywordSet().define(String("AntennaName"), nameU); |
---|
| 499 | } |
---|
| 500 | |
---|
[1189] | 501 | void Scantable::setFeedType(const std::string& feedtype) |
---|
| 502 | { |
---|
| 503 | if ( Scantable::factories_.find(feedtype) == Scantable::factories_.end() ) { |
---|
| 504 | std::string msg = "Illegal feed type "+ feedtype; |
---|
| 505 | throw(casa::AipsError(msg)); |
---|
| 506 | } |
---|
| 507 | table_.rwKeywordSet().define(String("POLTYPE"), feedtype); |
---|
| 508 | } |
---|
| 509 | |
---|
[1743] | 510 | MPosition Scantable::getAntennaPosition() const |
---|
[805] | 511 | { |
---|
| 512 | Vector<Double> antpos; |
---|
| 513 | table_.keywordSet().get("AntennaPosition", antpos); |
---|
| 514 | MVPosition mvpos(antpos(0),antpos(1),antpos(2)); |
---|
| 515 | return MPosition(mvpos); |
---|
| 516 | } |
---|
[281] | 517 | |
---|
[805] | 518 | void Scantable::makePersistent(const std::string& filename) |
---|
| 519 | { |
---|
| 520 | String inname(filename); |
---|
| 521 | Path path(inname); |
---|
[1111] | 522 | /// @todo reindex SCANNO, recompute nbeam, nif, npol |
---|
[805] | 523 | inname = path.expandedName(); |
---|
[1727] | 524 | // WORKAROUND !!! for Table bug |
---|
| 525 | // Remove when fixed in casacore |
---|
[1728] | 526 | if ( table_.tableType() == Table::Memory && !selector_.empty() ) { |
---|
[1727] | 527 | Table tab = table_.copyToMemoryTable(generateName()); |
---|
| 528 | tab.deepCopy(inname, Table::New); |
---|
[1730] | 529 | tab.markForDelete(); |
---|
| 530 | |
---|
[1727] | 531 | } else { |
---|
| 532 | table_.deepCopy(inname, Table::New); |
---|
| 533 | } |
---|
[805] | 534 | } |
---|
| 535 | |
---|
[837] | 536 | int Scantable::nbeam( int scanno ) const |
---|
[805] | 537 | { |
---|
| 538 | if ( scanno < 0 ) { |
---|
| 539 | Int n; |
---|
| 540 | table_.keywordSet().get("nBeam",n); |
---|
| 541 | return int(n); |
---|
[105] | 542 | } else { |
---|
[805] | 543 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 544 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 545 | ROTableRow row(t); |
---|
| 546 | const TableRecord& rec = row.get(0); |
---|
| 547 | Table subt = t( t.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 548 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 549 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 550 | ROTableVector<uInt> v(subt, "BEAMNO"); |
---|
[805] | 551 | return int(v.nelements()); |
---|
[105] | 552 | } |
---|
[805] | 553 | return 0; |
---|
| 554 | } |
---|
[455] | 555 | |
---|
[837] | 556 | int Scantable::nif( int scanno ) const |
---|
[805] | 557 | { |
---|
| 558 | if ( scanno < 0 ) { |
---|
| 559 | Int n; |
---|
| 560 | table_.keywordSet().get("nIF",n); |
---|
| 561 | return int(n); |
---|
| 562 | } else { |
---|
| 563 | // take the first POLNO,BEAMNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 564 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 565 | ROTableRow row(t); |
---|
| 566 | const TableRecord& rec = row.get(0); |
---|
| 567 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 568 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 569 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 570 | if ( subt.nrow() == 0 ) return 0; |
---|
| 571 | ROTableVector<uInt> v(subt, "IFNO"); |
---|
[805] | 572 | return int(v.nelements()); |
---|
[2] | 573 | } |
---|
[805] | 574 | return 0; |
---|
| 575 | } |
---|
[321] | 576 | |
---|
[837] | 577 | int Scantable::npol( int scanno ) const |
---|
[805] | 578 | { |
---|
| 579 | if ( scanno < 0 ) { |
---|
| 580 | Int n; |
---|
| 581 | table_.keywordSet().get("nPol",n); |
---|
| 582 | return n; |
---|
| 583 | } else { |
---|
| 584 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 585 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 586 | ROTableRow row(t); |
---|
| 587 | const TableRecord& rec = row.get(0); |
---|
| 588 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 589 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 590 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 591 | if ( subt.nrow() == 0 ) return 0; |
---|
| 592 | ROTableVector<uInt> v(subt, "POLNO"); |
---|
[805] | 593 | return int(v.nelements()); |
---|
[321] | 594 | } |
---|
[805] | 595 | return 0; |
---|
[2] | 596 | } |
---|
[805] | 597 | |
---|
[845] | 598 | int Scantable::ncycle( int scanno ) const |
---|
[206] | 599 | { |
---|
[805] | 600 | if ( scanno < 0 ) { |
---|
[837] | 601 | Block<String> cols(2); |
---|
| 602 | cols[0] = "SCANNO"; |
---|
| 603 | cols[1] = "CYCLENO"; |
---|
| 604 | TableIterator it(table_, cols); |
---|
| 605 | int n = 0; |
---|
| 606 | while ( !it.pastEnd() ) { |
---|
| 607 | ++n; |
---|
[902] | 608 | ++it; |
---|
[837] | 609 | } |
---|
| 610 | return n; |
---|
[805] | 611 | } else { |
---|
[888] | 612 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 613 | ROTableRow row(t); |
---|
| 614 | const TableRecord& rec = row.get(0); |
---|
| 615 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 616 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 617 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) ); |
---|
| 618 | if ( subt.nrow() == 0 ) return 0; |
---|
| 619 | return int(subt.nrow()); |
---|
[805] | 620 | } |
---|
| 621 | return 0; |
---|
[18] | 622 | } |
---|
[455] | 623 | |
---|
| 624 | |
---|
[845] | 625 | int Scantable::nrow( int scanno ) const |
---|
[805] | 626 | { |
---|
[845] | 627 | return int(table_.nrow()); |
---|
| 628 | } |
---|
| 629 | |
---|
| 630 | int Scantable::nchan( int ifno ) const |
---|
| 631 | { |
---|
| 632 | if ( ifno < 0 ) { |
---|
[805] | 633 | Int n; |
---|
| 634 | table_.keywordSet().get("nChan",n); |
---|
| 635 | return int(n); |
---|
| 636 | } else { |
---|
[1360] | 637 | // take the first SCANNO,POLNO,BEAMNO,CYCLENO as nbeam shouldn't |
---|
| 638 | // vary with these |
---|
[888] | 639 | Table t = table_(table_.col("IFNO") == ifno); |
---|
| 640 | if ( t.nrow() == 0 ) return 0; |
---|
| 641 | ROArrayColumn<Float> v(t, "SPECTRA"); |
---|
[923] | 642 | return v.shape(0)(0); |
---|
[805] | 643 | } |
---|
| 644 | return 0; |
---|
[18] | 645 | } |
---|
[455] | 646 | |
---|
[1111] | 647 | int Scantable::nscan() const { |
---|
| 648 | Vector<uInt> scannos(scanCol_.getColumn()); |
---|
[1148] | 649 | uInt nout = genSort( scannos, Sort::Ascending, |
---|
[1111] | 650 | Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 651 | return int(nout); |
---|
| 652 | } |
---|
| 653 | |
---|
[923] | 654 | int Scantable::getChannels(int whichrow) const |
---|
| 655 | { |
---|
| 656 | return specCol_.shape(whichrow)(0); |
---|
| 657 | } |
---|
[847] | 658 | |
---|
| 659 | int Scantable::getBeam(int whichrow) const |
---|
| 660 | { |
---|
| 661 | return beamCol_(whichrow); |
---|
| 662 | } |
---|
| 663 | |
---|
[1694] | 664 | std::vector<uint> Scantable::getNumbers(const ScalarColumn<uInt>& col) const |
---|
[1111] | 665 | { |
---|
| 666 | Vector<uInt> nos(col.getColumn()); |
---|
[1148] | 667 | uInt n = genSort( nos, Sort::Ascending, Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 668 | nos.resize(n, True); |
---|
[1111] | 669 | std::vector<uint> stlout; |
---|
| 670 | nos.tovector(stlout); |
---|
| 671 | return stlout; |
---|
| 672 | } |
---|
| 673 | |
---|
[847] | 674 | int Scantable::getIF(int whichrow) const |
---|
| 675 | { |
---|
| 676 | return ifCol_(whichrow); |
---|
| 677 | } |
---|
| 678 | |
---|
| 679 | int Scantable::getPol(int whichrow) const |
---|
| 680 | { |
---|
| 681 | return polCol_(whichrow); |
---|
| 682 | } |
---|
| 683 | |
---|
[805] | 684 | std::string Scantable::formatTime(const MEpoch& me, bool showdate) const |
---|
| 685 | { |
---|
| 686 | MVTime mvt(me.getValue()); |
---|
| 687 | if (showdate) |
---|
| 688 | mvt.setFormat(MVTime::YMD); |
---|
| 689 | else |
---|
| 690 | mvt.setFormat(MVTime::TIME); |
---|
| 691 | ostringstream oss; |
---|
| 692 | oss << mvt; |
---|
| 693 | return String(oss); |
---|
| 694 | } |
---|
[488] | 695 | |
---|
[805] | 696 | void Scantable::calculateAZEL() |
---|
| 697 | { |
---|
| 698 | MPosition mp = getAntennaPosition(); |
---|
| 699 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 700 | ostringstream oss; |
---|
| 701 | oss << "Computed azimuth/elevation using " << endl |
---|
| 702 | << mp << endl; |
---|
[996] | 703 | for (Int i=0; i<nrow(); ++i) { |
---|
[805] | 704 | MEpoch me = timeCol(i); |
---|
[987] | 705 | MDirection md = getDirection(i); |
---|
[805] | 706 | oss << " Time: " << formatTime(me,False) << " Direction: " << formatDirection(md) |
---|
| 707 | << endl << " => "; |
---|
| 708 | MeasFrame frame(mp, me); |
---|
| 709 | Vector<Double> azel = |
---|
| 710 | MDirection::Convert(md, MDirection::Ref(MDirection::AZEL, |
---|
| 711 | frame) |
---|
| 712 | )().getAngle("rad").getValue(); |
---|
[923] | 713 | azCol_.put(i,Float(azel[0])); |
---|
| 714 | elCol_.put(i,Float(azel[1])); |
---|
[805] | 715 | oss << "azel: " << azel[0]/C::pi*180.0 << " " |
---|
| 716 | << azel[1]/C::pi*180.0 << " (deg)" << endl; |
---|
[16] | 717 | } |
---|
[805] | 718 | pushLog(String(oss)); |
---|
| 719 | } |
---|
[89] | 720 | |
---|
[1819] | 721 | void Scantable::clip(const Float uthres, const Float dthres, bool clipoutside, bool unflag) |
---|
| 722 | { |
---|
| 723 | for (uInt i=0; i<table_.nrow(); ++i) { |
---|
| 724 | Vector<uChar> flgs = flagsCol_(i); |
---|
| 725 | srchChannelsToClip(i, uthres, dthres, clipoutside, unflag, flgs); |
---|
| 726 | flagsCol_.put(i, flgs); |
---|
| 727 | } |
---|
| 728 | } |
---|
| 729 | |
---|
| 730 | std::vector<bool> Scantable::getClipMask(int whichrow, const Float uthres, const Float dthres, bool clipoutside, bool unflag) |
---|
| 731 | { |
---|
| 732 | Vector<uChar> flags; |
---|
| 733 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 734 | srchChannelsToClip(uInt(whichrow), uthres, dthres, clipoutside, unflag, flags); |
---|
| 735 | Vector<Bool> bflag(flags.shape()); |
---|
| 736 | convertArray(bflag, flags); |
---|
| 737 | //bflag = !bflag; |
---|
| 738 | |
---|
| 739 | std::vector<bool> mask; |
---|
| 740 | bflag.tovector(mask); |
---|
| 741 | return mask; |
---|
| 742 | } |
---|
| 743 | |
---|
| 744 | void Scantable::srchChannelsToClip(uInt whichrow, const Float uthres, const Float dthres, bool clipoutside, bool unflag, |
---|
| 745 | Vector<uChar> flgs) |
---|
| 746 | { |
---|
| 747 | Vector<Float> spcs = specCol_(whichrow); |
---|
| 748 | uInt nchannel = nchan(); |
---|
| 749 | if (spcs.nelements() != nchannel) { |
---|
| 750 | throw(AipsError("Data has incorrect number of channels")); |
---|
| 751 | } |
---|
| 752 | uChar userflag = 1 << 7; |
---|
| 753 | if (unflag) { |
---|
| 754 | userflag = 0 << 7; |
---|
| 755 | } |
---|
| 756 | if (clipoutside) { |
---|
| 757 | for (uInt j = 0; j < nchannel; ++j) { |
---|
| 758 | Float spc = spcs(j); |
---|
| 759 | if ((spc >= uthres) || (spc <= dthres)) { |
---|
| 760 | flgs(j) = userflag; |
---|
| 761 | } |
---|
| 762 | } |
---|
| 763 | } else { |
---|
| 764 | for (uInt j = 0; j < nchannel; ++j) { |
---|
| 765 | Float spc = spcs(j); |
---|
| 766 | if ((spc < uthres) && (spc > dthres)) { |
---|
| 767 | flgs(j) = userflag; |
---|
| 768 | } |
---|
| 769 | } |
---|
| 770 | } |
---|
| 771 | } |
---|
| 772 | |
---|
[1430] | 773 | void Scantable::flag(const std::vector<bool>& msk, bool unflag) |
---|
[865] | 774 | { |
---|
[1333] | 775 | std::vector<bool>::const_iterator it; |
---|
| 776 | uInt ntrue = 0; |
---|
| 777 | for (it = msk.begin(); it != msk.end(); ++it) { |
---|
| 778 | if ( *it ) { |
---|
| 779 | ntrue++; |
---|
| 780 | } |
---|
| 781 | } |
---|
| 782 | if ( selector_.empty() && (msk.size() == 0 || msk.size() == ntrue) ) |
---|
[1000] | 783 | throw(AipsError("Trying to flag whole scantable.")); |
---|
| 784 | if ( msk.size() == 0 ) { |
---|
| 785 | uChar userflag = 1 << 7; |
---|
[1430] | 786 | if ( unflag ) { |
---|
| 787 | userflag = 0 << 7; |
---|
| 788 | } |
---|
[1000] | 789 | for ( uInt i=0; i<table_.nrow(); ++i) { |
---|
| 790 | Vector<uChar> flgs = flagsCol_(i); |
---|
| 791 | flgs = userflag; |
---|
| 792 | flagsCol_.put(i, flgs); |
---|
| 793 | } |
---|
| 794 | return; |
---|
| 795 | } |
---|
| 796 | if ( int(msk.size()) != nchan() ) { |
---|
| 797 | throw(AipsError("Mask has incorrect number of channels.")); |
---|
| 798 | } |
---|
| 799 | for ( uInt i=0; i<table_.nrow(); ++i) { |
---|
| 800 | Vector<uChar> flgs = flagsCol_(i); |
---|
| 801 | if ( flgs.nelements() != msk.size() ) { |
---|
| 802 | throw(AipsError("Mask has incorrect number of channels." |
---|
| 803 | " Probably varying with IF. Please flag per IF")); |
---|
| 804 | } |
---|
| 805 | std::vector<bool>::const_iterator it; |
---|
| 806 | uInt j = 0; |
---|
| 807 | uChar userflag = 1 << 7; |
---|
[1430] | 808 | if ( unflag ) { |
---|
| 809 | userflag = 0 << 7; |
---|
| 810 | } |
---|
[1000] | 811 | for (it = msk.begin(); it != msk.end(); ++it) { |
---|
| 812 | if ( *it ) { |
---|
| 813 | flgs(j) = userflag; |
---|
| 814 | } |
---|
| 815 | ++j; |
---|
| 816 | } |
---|
| 817 | flagsCol_.put(i, flgs); |
---|
| 818 | } |
---|
[865] | 819 | } |
---|
| 820 | |
---|
[1819] | 821 | void Scantable::flagRow(const std::vector<uInt>& rows, bool unflag) |
---|
| 822 | { |
---|
| 823 | if ( selector_.empty() && (rows.size() == table_.nrow()) ) |
---|
| 824 | throw(AipsError("Trying to flag whole scantable.")); |
---|
| 825 | |
---|
| 826 | uInt rowflag = (unflag ? 0 : 1); |
---|
| 827 | std::vector<uInt>::const_iterator it; |
---|
| 828 | for (it = rows.begin(); it != rows.end(); ++it) |
---|
| 829 | flagrowCol_.put(*it, rowflag); |
---|
| 830 | } |
---|
| 831 | |
---|
[805] | 832 | std::vector<bool> Scantable::getMask(int whichrow) const |
---|
| 833 | { |
---|
| 834 | Vector<uChar> flags; |
---|
| 835 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 836 | Vector<Bool> bflag(flags.shape()); |
---|
| 837 | convertArray(bflag, flags); |
---|
| 838 | bflag = !bflag; |
---|
| 839 | std::vector<bool> mask; |
---|
| 840 | bflag.tovector(mask); |
---|
| 841 | return mask; |
---|
| 842 | } |
---|
[89] | 843 | |
---|
[896] | 844 | std::vector<float> Scantable::getSpectrum( int whichrow, |
---|
[902] | 845 | const std::string& poltype ) const |
---|
[805] | 846 | { |
---|
[905] | 847 | String ptype = poltype; |
---|
| 848 | if (poltype == "" ) ptype = getPolType(); |
---|
[902] | 849 | if ( whichrow < 0 || whichrow >= nrow() ) |
---|
| 850 | throw(AipsError("Illegal row number.")); |
---|
[896] | 851 | std::vector<float> out; |
---|
[805] | 852 | Vector<Float> arr; |
---|
[896] | 853 | uInt requestedpol = polCol_(whichrow); |
---|
| 854 | String basetype = getPolType(); |
---|
[905] | 855 | if ( ptype == basetype ) { |
---|
[896] | 856 | specCol_.get(whichrow, arr); |
---|
| 857 | } else { |
---|
[1598] | 858 | CountedPtr<STPol> stpol(STPol::getPolClass(Scantable::factories_, |
---|
[1586] | 859 | basetype)); |
---|
[1334] | 860 | uInt row = uInt(whichrow); |
---|
| 861 | stpol->setSpectra(getPolMatrix(row)); |
---|
| 862 | Float fang,fhand,parang; |
---|
[1586] | 863 | fang = focusTable_.getTotalAngle(mfocusidCol_(row)); |
---|
[1334] | 864 | fhand = focusTable_.getFeedHand(mfocusidCol_(row)); |
---|
[1586] | 865 | stpol->setPhaseCorrections(fang, fhand); |
---|
[1334] | 866 | arr = stpol->getSpectrum(requestedpol, ptype); |
---|
[896] | 867 | } |
---|
[902] | 868 | if ( arr.nelements() == 0 ) |
---|
| 869 | pushLog("Not enough polarisations present to do the conversion."); |
---|
[805] | 870 | arr.tovector(out); |
---|
| 871 | return out; |
---|
[89] | 872 | } |
---|
[212] | 873 | |
---|
[1360] | 874 | void Scantable::setSpectrum( const std::vector<float>& spec, |
---|
[884] | 875 | int whichrow ) |
---|
| 876 | { |
---|
| 877 | Vector<Float> spectrum(spec); |
---|
| 878 | Vector<Float> arr; |
---|
| 879 | specCol_.get(whichrow, arr); |
---|
| 880 | if ( spectrum.nelements() != arr.nelements() ) |
---|
[896] | 881 | throw AipsError("The spectrum has incorrect number of channels."); |
---|
[884] | 882 | specCol_.put(whichrow, spectrum); |
---|
| 883 | } |
---|
| 884 | |
---|
| 885 | |
---|
[805] | 886 | String Scantable::generateName() |
---|
[745] | 887 | { |
---|
[805] | 888 | return (File::newUniqueName("./","temp")).baseName(); |
---|
[212] | 889 | } |
---|
| 890 | |
---|
[805] | 891 | const casa::Table& Scantable::table( ) const |
---|
[212] | 892 | { |
---|
[805] | 893 | return table_; |
---|
[212] | 894 | } |
---|
| 895 | |
---|
[805] | 896 | casa::Table& Scantable::table( ) |
---|
[386] | 897 | { |
---|
[805] | 898 | return table_; |
---|
[386] | 899 | } |
---|
| 900 | |
---|
[896] | 901 | std::string Scantable::getPolType() const |
---|
| 902 | { |
---|
| 903 | return table_.keywordSet().asString("POLTYPE"); |
---|
| 904 | } |
---|
| 905 | |
---|
[805] | 906 | void Scantable::unsetSelection() |
---|
[380] | 907 | { |
---|
[805] | 908 | table_ = originalTable_; |
---|
[847] | 909 | attach(); |
---|
[805] | 910 | selector_.reset(); |
---|
[380] | 911 | } |
---|
[386] | 912 | |
---|
[805] | 913 | void Scantable::setSelection( const STSelector& selection ) |
---|
[430] | 914 | { |
---|
[805] | 915 | Table tab = const_cast<STSelector&>(selection).apply(originalTable_); |
---|
| 916 | if ( tab.nrow() == 0 ) { |
---|
| 917 | throw(AipsError("Selection contains no data. Not applying it.")); |
---|
| 918 | } |
---|
| 919 | table_ = tab; |
---|
[847] | 920 | attach(); |
---|
[805] | 921 | selector_ = selection; |
---|
[430] | 922 | } |
---|
| 923 | |
---|
[837] | 924 | std::string Scantable::summary( bool verbose ) |
---|
[447] | 925 | { |
---|
[805] | 926 | // Format header info |
---|
| 927 | ostringstream oss; |
---|
| 928 | oss << endl; |
---|
| 929 | oss << asap::SEPERATOR << endl; |
---|
| 930 | oss << " Scan Table Summary" << endl; |
---|
| 931 | oss << asap::SEPERATOR << endl; |
---|
| 932 | oss.flags(std::ios_base::left); |
---|
| 933 | oss << setw(15) << "Beams:" << setw(4) << nbeam() << endl |
---|
| 934 | << setw(15) << "IFs:" << setw(4) << nif() << endl |
---|
[896] | 935 | << setw(15) << "Polarisations:" << setw(4) << npol() |
---|
| 936 | << "(" << getPolType() << ")" << endl |
---|
[1694] | 937 | << setw(15) << "Channels:" << nchan() << endl; |
---|
[805] | 938 | String tmp; |
---|
[860] | 939 | oss << setw(15) << "Observer:" |
---|
| 940 | << table_.keywordSet().asString("Observer") << endl; |
---|
[805] | 941 | oss << setw(15) << "Obs Date:" << getTime(-1,true) << endl; |
---|
| 942 | table_.keywordSet().get("Project", tmp); |
---|
| 943 | oss << setw(15) << "Project:" << tmp << endl; |
---|
| 944 | table_.keywordSet().get("Obstype", tmp); |
---|
| 945 | oss << setw(15) << "Obs. Type:" << tmp << endl; |
---|
| 946 | table_.keywordSet().get("AntennaName", tmp); |
---|
| 947 | oss << setw(15) << "Antenna Name:" << tmp << endl; |
---|
| 948 | table_.keywordSet().get("FluxUnit", tmp); |
---|
| 949 | oss << setw(15) << "Flux Unit:" << tmp << endl; |
---|
[1819] | 950 | //Vector<Double> vec(moleculeTable_.getRestFrequencies()); |
---|
| 951 | int nid = moleculeTable_.nrow(); |
---|
| 952 | Bool firstline = True; |
---|
[805] | 953 | oss << setw(15) << "Rest Freqs:"; |
---|
[1819] | 954 | for (int i=0; i<nid; i++) { |
---|
| 955 | Table t = table_(table_.col("MOLECULE_ID") == i); |
---|
| 956 | if (t.nrow() > 0) { |
---|
| 957 | Vector<Double> vec(moleculeTable_.getRestFrequency(i)); |
---|
| 958 | if (vec.nelements() > 0) { |
---|
| 959 | if (firstline) { |
---|
| 960 | oss << setprecision(10) << vec << " [Hz]" << endl; |
---|
| 961 | firstline=False; |
---|
| 962 | } |
---|
| 963 | else{ |
---|
| 964 | oss << setw(15)<<" " << setprecision(10) << vec << " [Hz]" << endl; |
---|
| 965 | } |
---|
| 966 | } else { |
---|
| 967 | oss << "none" << endl; |
---|
| 968 | } |
---|
| 969 | } |
---|
[805] | 970 | } |
---|
[941] | 971 | |
---|
| 972 | oss << setw(15) << "Abcissa:" << getAbcissaLabel(0) << endl; |
---|
[805] | 973 | oss << selector_.print() << endl; |
---|
| 974 | oss << endl; |
---|
| 975 | // main table |
---|
| 976 | String dirtype = "Position (" |
---|
[987] | 977 | + getDirectionRefString() |
---|
[805] | 978 | + ")"; |
---|
[941] | 979 | oss << setw(5) << "Scan" << setw(15) << "Source" |
---|
| 980 | << setw(10) << "Time" << setw(18) << "Integration" << endl; |
---|
| 981 | oss << setw(5) << "" << setw(5) << "Beam" << setw(3) << "" << dirtype << endl; |
---|
[1694] | 982 | oss << setw(10) << "" << setw(3) << "IF" << setw(3) << "" |
---|
[805] | 983 | << setw(8) << "Frame" << setw(16) |
---|
[1694] | 984 | << "RefVal" << setw(10) << "RefPix" << setw(12) << "Increment" |
---|
| 985 | << setw(7) << "Channels" |
---|
| 986 | << endl; |
---|
[805] | 987 | oss << asap::SEPERATOR << endl; |
---|
| 988 | TableIterator iter(table_, "SCANNO"); |
---|
| 989 | while (!iter.pastEnd()) { |
---|
| 990 | Table subt = iter.table(); |
---|
| 991 | ROTableRow row(subt); |
---|
| 992 | MEpoch::ROScalarColumn timeCol(subt,"TIME"); |
---|
| 993 | const TableRecord& rec = row.get(0); |
---|
| 994 | oss << setw(4) << std::right << rec.asuInt("SCANNO") |
---|
| 995 | << std::left << setw(1) << "" |
---|
| 996 | << setw(15) << rec.asString("SRCNAME") |
---|
| 997 | << setw(10) << formatTime(timeCol(0), false); |
---|
| 998 | // count the cycles in the scan |
---|
| 999 | TableIterator cyciter(subt, "CYCLENO"); |
---|
| 1000 | int nint = 0; |
---|
| 1001 | while (!cyciter.pastEnd()) { |
---|
| 1002 | ++nint; |
---|
| 1003 | ++cyciter; |
---|
| 1004 | } |
---|
| 1005 | oss << setw(3) << std::right << nint << setw(3) << " x " << std::left |
---|
| 1006 | << setw(6) << formatSec(rec.asFloat("INTERVAL")) << endl; |
---|
[447] | 1007 | |
---|
[805] | 1008 | TableIterator biter(subt, "BEAMNO"); |
---|
| 1009 | while (!biter.pastEnd()) { |
---|
| 1010 | Table bsubt = biter.table(); |
---|
| 1011 | ROTableRow brow(bsubt); |
---|
| 1012 | const TableRecord& brec = brow.get(0); |
---|
[1000] | 1013 | uInt row0 = bsubt.rowNumbers(table_)[0]; |
---|
[941] | 1014 | oss << setw(5) << "" << setw(4) << std::right << brec.asuInt("BEAMNO")<< std::left; |
---|
[987] | 1015 | oss << setw(4) << "" << formatDirection(getDirection(row0)) << endl; |
---|
[805] | 1016 | TableIterator iiter(bsubt, "IFNO"); |
---|
| 1017 | while (!iiter.pastEnd()) { |
---|
| 1018 | Table isubt = iiter.table(); |
---|
| 1019 | ROTableRow irow(isubt); |
---|
| 1020 | const TableRecord& irec = irow.get(0); |
---|
[1694] | 1021 | oss << setw(9) << ""; |
---|
[941] | 1022 | oss << setw(3) << std::right << irec.asuInt("IFNO") << std::left |
---|
[1694] | 1023 | << setw(1) << "" << frequencies().print(irec.asuInt("FREQ_ID")) |
---|
| 1024 | << setw(3) << "" << nchan(irec.asuInt("IFNO")) |
---|
[1375] | 1025 | << endl; |
---|
[447] | 1026 | |
---|
[805] | 1027 | ++iiter; |
---|
| 1028 | } |
---|
| 1029 | ++biter; |
---|
| 1030 | } |
---|
| 1031 | ++iter; |
---|
[447] | 1032 | } |
---|
[805] | 1033 | /// @todo implement verbose mode |
---|
| 1034 | return String(oss); |
---|
[447] | 1035 | } |
---|
| 1036 | |
---|
[805] | 1037 | std::string Scantable::getTime(int whichrow, bool showdate) const |
---|
[777] | 1038 | { |
---|
[805] | 1039 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 1040 | MEpoch me; |
---|
| 1041 | if (whichrow > -1) { |
---|
| 1042 | me = timeCol(uInt(whichrow)); |
---|
| 1043 | } else { |
---|
| 1044 | Double tm; |
---|
| 1045 | table_.keywordSet().get("UTC",tm); |
---|
| 1046 | me = MEpoch(MVEpoch(tm)); |
---|
[777] | 1047 | } |
---|
[805] | 1048 | return formatTime(me, showdate); |
---|
[777] | 1049 | } |
---|
[805] | 1050 | |
---|
[1411] | 1051 | MEpoch Scantable::getEpoch(int whichrow) const |
---|
| 1052 | { |
---|
| 1053 | if (whichrow > -1) { |
---|
| 1054 | return timeCol_(uInt(whichrow)); |
---|
| 1055 | } else { |
---|
| 1056 | Double tm; |
---|
| 1057 | table_.keywordSet().get("UTC",tm); |
---|
[1598] | 1058 | return MEpoch(MVEpoch(tm)); |
---|
[1411] | 1059 | } |
---|
| 1060 | } |
---|
| 1061 | |
---|
[1068] | 1062 | std::string Scantable::getDirectionString(int whichrow) const |
---|
| 1063 | { |
---|
| 1064 | return formatDirection(getDirection(uInt(whichrow))); |
---|
| 1065 | } |
---|
| 1066 | |
---|
[1598] | 1067 | |
---|
| 1068 | SpectralCoordinate Scantable::getSpectralCoordinate(int whichrow) const { |
---|
| 1069 | const MPosition& mp = getAntennaPosition(); |
---|
| 1070 | const MDirection& md = getDirection(whichrow); |
---|
| 1071 | const MEpoch& me = timeCol_(whichrow); |
---|
[1819] | 1072 | //Double rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow)); |
---|
| 1073 | Vector<Double> rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow)); |
---|
[1598] | 1074 | return freqTable_.getSpectralCoordinate(md, mp, me, rf, |
---|
| 1075 | mfreqidCol_(whichrow)); |
---|
| 1076 | } |
---|
| 1077 | |
---|
[1360] | 1078 | std::vector< double > Scantable::getAbcissa( int whichrow ) const |
---|
[865] | 1079 | { |
---|
[1507] | 1080 | if ( whichrow > int(table_.nrow()) ) throw(AipsError("Illegal row number")); |
---|
[865] | 1081 | std::vector<double> stlout; |
---|
| 1082 | int nchan = specCol_(whichrow).nelements(); |
---|
| 1083 | String us = freqTable_.getUnitString(); |
---|
| 1084 | if ( us == "" || us == "pixel" || us == "channel" ) { |
---|
| 1085 | for (int i=0; i<nchan; ++i) { |
---|
| 1086 | stlout.push_back(double(i)); |
---|
| 1087 | } |
---|
| 1088 | return stlout; |
---|
| 1089 | } |
---|
[1598] | 1090 | SpectralCoordinate spc = getSpectralCoordinate(whichrow); |
---|
[865] | 1091 | Vector<Double> pixel(nchan); |
---|
| 1092 | Vector<Double> world; |
---|
| 1093 | indgen(pixel); |
---|
| 1094 | if ( Unit(us) == Unit("Hz") ) { |
---|
| 1095 | for ( int i=0; i < nchan; ++i) { |
---|
| 1096 | Double world; |
---|
| 1097 | spc.toWorld(world, pixel[i]); |
---|
| 1098 | stlout.push_back(double(world)); |
---|
| 1099 | } |
---|
| 1100 | } else if ( Unit(us) == Unit("km/s") ) { |
---|
| 1101 | Vector<Double> world; |
---|
| 1102 | spc.pixelToVelocity(world, pixel); |
---|
| 1103 | world.tovector(stlout); |
---|
| 1104 | } |
---|
| 1105 | return stlout; |
---|
| 1106 | } |
---|
[1360] | 1107 | void Scantable::setDirectionRefString( const std::string & refstr ) |
---|
[987] | 1108 | { |
---|
| 1109 | MDirection::Types mdt; |
---|
| 1110 | if (refstr != "" && !MDirection::getType(mdt, refstr)) { |
---|
| 1111 | throw(AipsError("Illegal Direction frame.")); |
---|
| 1112 | } |
---|
| 1113 | if ( refstr == "" ) { |
---|
| 1114 | String defaultstr = MDirection::showType(dirCol_.getMeasRef().getType()); |
---|
| 1115 | table_.rwKeywordSet().define("DIRECTIONREF", defaultstr); |
---|
| 1116 | } else { |
---|
| 1117 | table_.rwKeywordSet().define("DIRECTIONREF", String(refstr)); |
---|
| 1118 | } |
---|
| 1119 | } |
---|
[865] | 1120 | |
---|
[1360] | 1121 | std::string Scantable::getDirectionRefString( ) const |
---|
[987] | 1122 | { |
---|
| 1123 | return table_.keywordSet().asString("DIRECTIONREF"); |
---|
| 1124 | } |
---|
| 1125 | |
---|
| 1126 | MDirection Scantable::getDirection(int whichrow ) const |
---|
| 1127 | { |
---|
| 1128 | String usertype = table_.keywordSet().asString("DIRECTIONREF"); |
---|
| 1129 | String type = MDirection::showType(dirCol_.getMeasRef().getType()); |
---|
| 1130 | if ( usertype != type ) { |
---|
| 1131 | MDirection::Types mdt; |
---|
| 1132 | if (!MDirection::getType(mdt, usertype)) { |
---|
| 1133 | throw(AipsError("Illegal Direction frame.")); |
---|
| 1134 | } |
---|
| 1135 | return dirCol_.convert(uInt(whichrow), mdt); |
---|
| 1136 | } else { |
---|
| 1137 | return dirCol_(uInt(whichrow)); |
---|
| 1138 | } |
---|
| 1139 | } |
---|
| 1140 | |
---|
[847] | 1141 | std::string Scantable::getAbcissaLabel( int whichrow ) const |
---|
| 1142 | { |
---|
[996] | 1143 | if ( whichrow > int(table_.nrow()) ) throw(AipsError("Illegal ro number")); |
---|
[847] | 1144 | const MPosition& mp = getAntennaPosition(); |
---|
[987] | 1145 | const MDirection& md = getDirection(whichrow); |
---|
[847] | 1146 | const MEpoch& me = timeCol_(whichrow); |
---|
[1819] | 1147 | //const Double& rf = mmolidCol_(whichrow); |
---|
| 1148 | const Vector<Double> rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow)); |
---|
[847] | 1149 | SpectralCoordinate spc = |
---|
| 1150 | freqTable_.getSpectralCoordinate(md, mp, me, rf, mfreqidCol_(whichrow)); |
---|
| 1151 | |
---|
| 1152 | String s = "Channel"; |
---|
| 1153 | Unit u = Unit(freqTable_.getUnitString()); |
---|
| 1154 | if (u == Unit("km/s")) { |
---|
[1170] | 1155 | s = CoordinateUtil::axisLabel(spc, 0, True,True, True); |
---|
[847] | 1156 | } else if (u == Unit("Hz")) { |
---|
| 1157 | Vector<String> wau(1);wau = u.getName(); |
---|
| 1158 | spc.setWorldAxisUnits(wau); |
---|
[1170] | 1159 | s = CoordinateUtil::axisLabel(spc, 0, True, True, False); |
---|
[847] | 1160 | } |
---|
| 1161 | return s; |
---|
| 1162 | |
---|
| 1163 | } |
---|
| 1164 | |
---|
[1819] | 1165 | /** |
---|
| 1166 | void asap::Scantable::setRestFrequencies( double rf, const std::string& name, |
---|
[1170] | 1167 | const std::string& unit ) |
---|
[1819] | 1168 | **/ |
---|
| 1169 | void Scantable::setRestFrequencies( vector<double> rf, const vector<std::string>& name, |
---|
| 1170 | const std::string& unit ) |
---|
| 1171 | |
---|
[847] | 1172 | { |
---|
[923] | 1173 | ///@todo lookup in line table to fill in name and formattedname |
---|
[847] | 1174 | Unit u(unit); |
---|
[1819] | 1175 | //Quantum<Double> urf(rf, u); |
---|
| 1176 | Quantum<Vector<Double> >urf(rf, u); |
---|
| 1177 | Vector<String> formattedname(0); |
---|
| 1178 | //cerr<<"Scantable::setRestFrequnecies="<<urf<<endl; |
---|
| 1179 | |
---|
| 1180 | //uInt id = moleculeTable_.addEntry(urf.getValue("Hz"), name, ""); |
---|
| 1181 | uInt id = moleculeTable_.addEntry(urf.getValue("Hz"), mathutil::toVectorString(name), formattedname); |
---|
[847] | 1182 | TableVector<uInt> tabvec(table_, "MOLECULE_ID"); |
---|
| 1183 | tabvec = id; |
---|
| 1184 | } |
---|
| 1185 | |
---|
[1819] | 1186 | /** |
---|
| 1187 | void asap::Scantable::setRestFrequencies( const std::string& name ) |
---|
[847] | 1188 | { |
---|
| 1189 | throw(AipsError("setRestFrequencies( const std::string& name ) NYI")); |
---|
| 1190 | ///@todo implement |
---|
| 1191 | } |
---|
[1819] | 1192 | **/ |
---|
| 1193 | void Scantable::setRestFrequencies( const vector<std::string>& name ) |
---|
| 1194 | { |
---|
| 1195 | throw(AipsError("setRestFrequencies( const vector<std::string>& name ) NYI")); |
---|
| 1196 | ///@todo implement |
---|
| 1197 | } |
---|
[847] | 1198 | |
---|
[1360] | 1199 | std::vector< unsigned int > Scantable::rownumbers( ) const |
---|
[852] | 1200 | { |
---|
| 1201 | std::vector<unsigned int> stlout; |
---|
| 1202 | Vector<uInt> vec = table_.rowNumbers(); |
---|
| 1203 | vec.tovector(stlout); |
---|
| 1204 | return stlout; |
---|
| 1205 | } |
---|
| 1206 | |
---|
[865] | 1207 | |
---|
[1360] | 1208 | Matrix<Float> Scantable::getPolMatrix( uInt whichrow ) const |
---|
[896] | 1209 | { |
---|
| 1210 | ROTableRow row(table_); |
---|
| 1211 | const TableRecord& rec = row.get(whichrow); |
---|
| 1212 | Table t = |
---|
| 1213 | originalTable_( originalTable_.col("SCANNO") == Int(rec.asuInt("SCANNO")) |
---|
| 1214 | && originalTable_.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 1215 | && originalTable_.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 1216 | && originalTable_.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 1217 | ROArrayColumn<Float> speccol(t, "SPECTRA"); |
---|
| 1218 | return speccol.getColumn(); |
---|
| 1219 | } |
---|
[865] | 1220 | |
---|
[1360] | 1221 | std::vector< std::string > Scantable::columnNames( ) const |
---|
[902] | 1222 | { |
---|
| 1223 | Vector<String> vec = table_.tableDesc().columnNames(); |
---|
| 1224 | return mathutil::tovectorstring(vec); |
---|
| 1225 | } |
---|
[896] | 1226 | |
---|
[1360] | 1227 | MEpoch::Types Scantable::getTimeReference( ) const |
---|
[915] | 1228 | { |
---|
| 1229 | return MEpoch::castType(timeCol_.getMeasRef().getType()); |
---|
[972] | 1230 | } |
---|
[915] | 1231 | |
---|
[1360] | 1232 | void Scantable::addFit( const STFitEntry& fit, int row ) |
---|
[972] | 1233 | { |
---|
[1819] | 1234 | //cout << mfitidCol_(uInt(row)) << endl; |
---|
| 1235 | LogIO os( LogOrigin( "Scantable", "addFit()", WHERE ) ) ; |
---|
| 1236 | os << mfitidCol_(uInt(row)) << LogIO::POST ; |
---|
[972] | 1237 | uInt id = fitTable_.addEntry(fit, mfitidCol_(uInt(row))); |
---|
| 1238 | mfitidCol_.put(uInt(row), id); |
---|
| 1239 | } |
---|
[915] | 1240 | |
---|
[1360] | 1241 | void Scantable::shift(int npix) |
---|
| 1242 | { |
---|
| 1243 | Vector<uInt> fids(mfreqidCol_.getColumn()); |
---|
| 1244 | genSort( fids, Sort::Ascending, |
---|
| 1245 | Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 1246 | for (uInt i=0; i<fids.nelements(); ++i) { |
---|
[1567] | 1247 | frequencies().shiftRefPix(npix, fids[i]); |
---|
[1360] | 1248 | } |
---|
| 1249 | } |
---|
[987] | 1250 | |
---|
[1819] | 1251 | String Scantable::getAntennaName() const |
---|
[1391] | 1252 | { |
---|
| 1253 | String out; |
---|
| 1254 | table_.keywordSet().get("AntennaName", out); |
---|
| 1255 | return out; |
---|
[987] | 1256 | } |
---|
[1391] | 1257 | |
---|
[1730] | 1258 | int Scantable::checkScanInfo(const std::vector<int>& scanlist) const |
---|
[1391] | 1259 | { |
---|
| 1260 | String tbpath; |
---|
| 1261 | int ret = 0; |
---|
| 1262 | if ( table_.keywordSet().isDefined("GBT_GO") ) { |
---|
| 1263 | table_.keywordSet().get("GBT_GO", tbpath); |
---|
| 1264 | Table t(tbpath,Table::Old); |
---|
| 1265 | // check each scan if other scan of the pair exist |
---|
| 1266 | int nscan = scanlist.size(); |
---|
| 1267 | for (int i = 0; i < nscan; i++) { |
---|
| 1268 | Table subt = t( t.col("SCAN") == scanlist[i]+1 ); |
---|
| 1269 | if (subt.nrow()==0) { |
---|
[1819] | 1270 | //cerr <<"Scan "<<scanlist[i]<<" cannot be found in the scantable."<<endl; |
---|
| 1271 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1272 | os <<LogIO::WARN<<"Scan "<<scanlist[i]<<" cannot be found in the scantable."<<LogIO::POST; |
---|
[1391] | 1273 | ret = 1; |
---|
| 1274 | break; |
---|
| 1275 | } |
---|
| 1276 | ROTableRow row(subt); |
---|
| 1277 | const TableRecord& rec = row.get(0); |
---|
| 1278 | int scan1seqn = rec.asuInt("PROCSEQN"); |
---|
| 1279 | int laston1 = rec.asuInt("LASTON"); |
---|
| 1280 | if ( rec.asuInt("PROCSIZE")==2 ) { |
---|
| 1281 | if ( i < nscan-1 ) { |
---|
| 1282 | Table subt2 = t( t.col("SCAN") == scanlist[i+1]+1 ); |
---|
| 1283 | if ( subt2.nrow() == 0) { |
---|
[1819] | 1284 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1285 | |
---|
| 1286 | //cerr<<"Scan "<<scanlist[i+1]<<" cannot be found in the scantable."<<endl; |
---|
| 1287 | os<<LogIO::WARN<<"Scan "<<scanlist[i+1]<<" cannot be found in the scantable."<<LogIO::POST; |
---|
[1391] | 1288 | ret = 1; |
---|
| 1289 | break; |
---|
| 1290 | } |
---|
| 1291 | ROTableRow row2(subt2); |
---|
| 1292 | const TableRecord& rec2 = row2.get(0); |
---|
| 1293 | int scan2seqn = rec2.asuInt("PROCSEQN"); |
---|
| 1294 | int laston2 = rec2.asuInt("LASTON"); |
---|
| 1295 | if (scan1seqn == 1 && scan2seqn == 2) { |
---|
| 1296 | if (laston1 == laston2) { |
---|
[1819] | 1297 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1298 | //cerr<<"A valid scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<endl; |
---|
| 1299 | os<<"A valid scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<LogIO::POST; |
---|
[1391] | 1300 | i +=1; |
---|
| 1301 | } |
---|
| 1302 | else { |
---|
[1819] | 1303 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1304 | //cerr<<"Incorrect scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<endl; |
---|
| 1305 | os<<LogIO::WARN<<"Incorrect scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<LogIO::POST; |
---|
[1391] | 1306 | } |
---|
| 1307 | } |
---|
| 1308 | else if (scan1seqn==2 && scan2seqn == 1) { |
---|
| 1309 | if (laston1 == laston2) { |
---|
[1819] | 1310 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1311 | //cerr<<"["<<scanlist[i]<<","<<scanlist[i+1]<<"] is a valid scan pair but in incorrect order."<<endl; |
---|
| 1312 | os<<LogIO::WARN<<"["<<scanlist[i]<<","<<scanlist[i+1]<<"] is a valid scan pair but in incorrect order."<<LogIO::POST; |
---|
[1391] | 1313 | ret = 1; |
---|
| 1314 | break; |
---|
| 1315 | } |
---|
| 1316 | } |
---|
| 1317 | else { |
---|
[1819] | 1318 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1319 | //cerr<<"The other scan for "<<scanlist[i]<<" appears to be missing. Check the input scan numbers."<<endl; |
---|
| 1320 | os<<LogIO::WARN<<"The other scan for "<<scanlist[i]<<" appears to be missing. Check the input scan numbers."<<LogIO::POST; |
---|
[1391] | 1321 | ret = 1; |
---|
| 1322 | break; |
---|
| 1323 | } |
---|
| 1324 | } |
---|
| 1325 | } |
---|
| 1326 | else { |
---|
[1819] | 1327 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1328 | //cerr<<"The scan does not appear to be standard obsevation."<<endl; |
---|
| 1329 | os<<LogIO::WARN<<"The scan does not appear to be standard obsevation."<<LogIO::POST; |
---|
[1391] | 1330 | } |
---|
| 1331 | //if ( i >= nscan ) break; |
---|
| 1332 | } |
---|
| 1333 | } |
---|
| 1334 | else { |
---|
[1819] | 1335 | LogIO os( LogOrigin( "Scantable", "checkScanInfo()", WHERE ) ) ; |
---|
| 1336 | //cerr<<"No reference to GBT_GO table."<<endl; |
---|
| 1337 | os<<LogIO::WARN<<"No reference to GBT_GO table."<<LogIO::POST; |
---|
[1391] | 1338 | ret = 1; |
---|
| 1339 | } |
---|
| 1340 | return ret; |
---|
| 1341 | } |
---|
| 1342 | |
---|
[1730] | 1343 | std::vector<double> Scantable::getDirectionVector(int whichrow) const |
---|
[1391] | 1344 | { |
---|
| 1345 | Vector<Double> Dir = dirCol_(whichrow).getAngle("rad").getValue(); |
---|
| 1346 | std::vector<double> dir; |
---|
| 1347 | Dir.tovector(dir); |
---|
| 1348 | return dir; |
---|
| 1349 | } |
---|
| 1350 | |
---|
[1819] | 1351 | void asap::Scantable::reshapeSpectrum( int nmin, int nmax ) |
---|
| 1352 | throw( casa::AipsError ) |
---|
| 1353 | { |
---|
| 1354 | // assumed that all rows have same nChan |
---|
| 1355 | Vector<Float> arr = specCol_( 0 ) ; |
---|
| 1356 | int nChan = arr.nelements() ; |
---|
| 1357 | |
---|
| 1358 | // if nmin < 0 or nmax < 0, nothing to do |
---|
| 1359 | if ( nmin < 0 ) { |
---|
| 1360 | throw( casa::indexError<int>( nmin, "asap::Scantable::reshapeSpectrum: Invalid range. Negative index is specified." ) ) ; |
---|
| 1361 | } |
---|
| 1362 | if ( nmax < 0 ) { |
---|
| 1363 | throw( casa::indexError<int>( nmax, "asap::Scantable::reshapeSpectrum: Invalid range. Negative index is specified." ) ) ; |
---|
| 1364 | } |
---|
| 1365 | |
---|
| 1366 | // if nmin > nmax, exchange values |
---|
| 1367 | if ( nmin > nmax ) { |
---|
| 1368 | int tmp = nmax ; |
---|
| 1369 | nmax = nmin ; |
---|
| 1370 | nmin = tmp ; |
---|
| 1371 | LogIO os( LogOrigin( "Scantable", "reshapeSpectrum()", WHERE ) ) ; |
---|
| 1372 | os << "Swap values. Applied range is [" |
---|
| 1373 | << nmin << ", " << nmax << "]" << LogIO::POST ; |
---|
| 1374 | } |
---|
| 1375 | |
---|
| 1376 | // if nmin exceeds nChan, nothing to do |
---|
| 1377 | if ( nmin >= nChan ) { |
---|
| 1378 | throw( casa::indexError<int>( nmin, "asap::Scantable::reshapeSpectrum: Invalid range. Specified minimum exceeds nChan." ) ) ; |
---|
| 1379 | } |
---|
| 1380 | |
---|
| 1381 | // if nmax exceeds nChan, reset nmax to nChan |
---|
| 1382 | if ( nmax >= nChan ) { |
---|
| 1383 | if ( nmin == 0 ) { |
---|
| 1384 | // nothing to do |
---|
| 1385 | LogIO os( LogOrigin( "Scantable", "reshapeSpectrum()", WHERE ) ) ; |
---|
| 1386 | os << "Whole range is selected. Nothing to do." << LogIO::POST ; |
---|
| 1387 | return ; |
---|
| 1388 | } |
---|
| 1389 | else { |
---|
| 1390 | LogIO os( LogOrigin( "Scantable", "reshapeSpectrum()", WHERE ) ) ; |
---|
| 1391 | os << "Specified maximum exceeds nChan. Applied range is [" |
---|
| 1392 | << nmin << ", " << nChan-1 << "]." << LogIO::POST ; |
---|
| 1393 | nmax = nChan - 1 ; |
---|
| 1394 | } |
---|
| 1395 | } |
---|
| 1396 | |
---|
| 1397 | // reshape specCol_ and flagCol_ |
---|
| 1398 | for ( int irow = 0 ; irow < nrow() ; irow++ ) { |
---|
| 1399 | reshapeSpectrum( nmin, nmax, irow ) ; |
---|
| 1400 | } |
---|
| 1401 | |
---|
| 1402 | // update FREQUENCIES subtable |
---|
| 1403 | Double refpix ; |
---|
| 1404 | Double refval ; |
---|
| 1405 | Double increment ; |
---|
| 1406 | int freqnrow = freqTable_.table().nrow() ; |
---|
| 1407 | Vector<uInt> oldId( freqnrow ) ; |
---|
| 1408 | Vector<uInt> newId( freqnrow ) ; |
---|
| 1409 | for ( int irow = 0 ; irow < freqnrow ; irow++ ) { |
---|
| 1410 | freqTable_.getEntry( refpix, refval, increment, irow ) ; |
---|
| 1411 | /*** |
---|
| 1412 | * need to shift refpix to nmin |
---|
| 1413 | * note that channel nmin in old index will be channel 0 in new one |
---|
| 1414 | ***/ |
---|
| 1415 | refval = refval - ( refpix - nmin ) * increment ; |
---|
| 1416 | refpix = 0 ; |
---|
| 1417 | freqTable_.setEntry( refpix, refval, increment, irow ) ; |
---|
| 1418 | } |
---|
| 1419 | |
---|
| 1420 | // update nchan |
---|
| 1421 | int newsize = nmax - nmin + 1 ; |
---|
| 1422 | table_.rwKeywordSet().define( "nChan", newsize ) ; |
---|
| 1423 | |
---|
| 1424 | // update bandwidth |
---|
| 1425 | // assumed all spectra in the scantable have same bandwidth |
---|
| 1426 | table_.rwKeywordSet().define( "Bandwidth", increment * newsize ) ; |
---|
| 1427 | |
---|
| 1428 | return ; |
---|
| 1429 | } |
---|
| 1430 | |
---|
| 1431 | void asap::Scantable::reshapeSpectrum( int nmin, int nmax, int irow ) |
---|
| 1432 | { |
---|
| 1433 | // reshape specCol_ and flagCol_ |
---|
| 1434 | Vector<Float> oldspec = specCol_( irow ) ; |
---|
| 1435 | Vector<uChar> oldflag = flagsCol_( irow ) ; |
---|
| 1436 | uInt newsize = nmax - nmin + 1 ; |
---|
| 1437 | specCol_.put( irow, oldspec( Slice( nmin, newsize, 1 ) ) ) ; |
---|
| 1438 | flagsCol_.put( irow, oldflag( Slice( nmin, newsize, 1 ) ) ) ; |
---|
| 1439 | |
---|
| 1440 | return ; |
---|
| 1441 | } |
---|
| 1442 | |
---|
| 1443 | void asap::Scantable::regridChannel( int nChan, double dnu ) |
---|
| 1444 | { |
---|
| 1445 | LogIO os( LogOrigin( "Scantable", "regridChannel()", WHERE ) ) ; |
---|
| 1446 | os << "Regrid abcissa with channel number " << nChan << " and spectral resoultion " << dnu << "Hz." << LogIO::POST ; |
---|
| 1447 | // assumed that all rows have same nChan |
---|
| 1448 | Vector<Float> arr = specCol_( 0 ) ; |
---|
| 1449 | int oldsize = arr.nelements() ; |
---|
| 1450 | |
---|
| 1451 | // if oldsize == nChan, nothing to do |
---|
| 1452 | if ( oldsize == nChan ) { |
---|
| 1453 | os << "Specified channel number is same as current one. Nothing to do." << LogIO::POST ; |
---|
| 1454 | return ; |
---|
| 1455 | } |
---|
| 1456 | |
---|
| 1457 | // if oldChan < nChan, unphysical operation |
---|
| 1458 | if ( oldsize < nChan ) { |
---|
| 1459 | os << "Unphysical operation. Nothing to do." << LogIO::POST ; |
---|
| 1460 | return ; |
---|
| 1461 | } |
---|
| 1462 | |
---|
| 1463 | // change channel number for specCol_ and flagCol_ |
---|
| 1464 | Vector<Float> newspec( nChan, 0 ) ; |
---|
| 1465 | Vector<uChar> newflag( nChan, false ) ; |
---|
| 1466 | vector<string> coordinfo = getCoordInfo() ; |
---|
| 1467 | string oldinfo = coordinfo[0] ; |
---|
| 1468 | coordinfo[0] = "Hz" ; |
---|
| 1469 | setCoordInfo( coordinfo ) ; |
---|
| 1470 | for ( int irow = 0 ; irow < nrow() ; irow++ ) { |
---|
| 1471 | regridChannel( nChan, dnu, irow ) ; |
---|
| 1472 | } |
---|
| 1473 | coordinfo[0] = oldinfo ; |
---|
| 1474 | setCoordInfo( coordinfo ) ; |
---|
| 1475 | |
---|
| 1476 | |
---|
| 1477 | // NOTE: this method does not update metadata such as |
---|
| 1478 | // FREQUENCIES subtable, nChan, Bandwidth, etc. |
---|
| 1479 | |
---|
| 1480 | return ; |
---|
| 1481 | } |
---|
| 1482 | |
---|
| 1483 | void asap::Scantable::regridChannel( int nChan, double dnu, int irow ) |
---|
| 1484 | { |
---|
| 1485 | // logging |
---|
| 1486 | //ofstream ofs( "average.log", std::ios::out | std::ios::app ) ; |
---|
| 1487 | //ofs << "IFNO = " << getIF( irow ) << " irow = " << irow << endl ; |
---|
| 1488 | |
---|
| 1489 | Vector<Float> oldspec = specCol_( irow ) ; |
---|
| 1490 | Vector<uChar> oldflag = flagsCol_( irow ) ; |
---|
| 1491 | Vector<Float> newspec( nChan, 0 ) ; |
---|
| 1492 | Vector<uChar> newflag( nChan, false ) ; |
---|
| 1493 | |
---|
| 1494 | // regrid |
---|
| 1495 | vector<double> abcissa = getAbcissa( irow ) ; |
---|
| 1496 | int oldsize = abcissa.size() ; |
---|
| 1497 | double olddnu = abcissa[1] - abcissa[0] ; |
---|
| 1498 | //int refChan = 0 ; |
---|
| 1499 | //double frac = 0.0 ; |
---|
| 1500 | //double wedge = 0.0 ; |
---|
| 1501 | //double pile = 0.0 ; |
---|
| 1502 | int ichan = 0 ; |
---|
| 1503 | double wsum = 0.0 ; |
---|
| 1504 | Vector<Float> z( nChan ) ; |
---|
| 1505 | z[0] = abcissa[0] - 0.5 * olddnu + 0.5 * dnu ; |
---|
| 1506 | for ( int ii = 1 ; ii < nChan ; ii++ ) |
---|
| 1507 | z[ii] = z[ii-1] + dnu ; |
---|
| 1508 | Vector<Float> zi( nChan+1 ) ; |
---|
| 1509 | Vector<Float> yi( oldsize + 1 ) ; |
---|
| 1510 | zi[0] = z[0] - 0.5 * dnu ; |
---|
| 1511 | zi[1] = z[0] + 0.5 * dnu ; |
---|
| 1512 | for ( int ii = 2 ; ii < nChan ; ii++ ) |
---|
| 1513 | zi[ii] = zi[ii-1] + dnu ; |
---|
| 1514 | zi[nChan] = z[nChan-1] + 0.5 * dnu ; |
---|
| 1515 | yi[0] = abcissa[0] - 0.5 * olddnu ; |
---|
| 1516 | yi[1] = abcissa[1] + 0.5 * olddnu ; |
---|
| 1517 | for ( int ii = 2 ; ii < oldsize ; ii++ ) |
---|
| 1518 | yi[ii] = abcissa[ii-1] + olddnu ; |
---|
| 1519 | yi[oldsize] = abcissa[oldsize-1] + 0.5 * olddnu ; |
---|
| 1520 | if ( dnu > 0.0 ) { |
---|
| 1521 | for ( int ii = 0 ; ii < nChan ; ii++ ) { |
---|
| 1522 | double zl = zi[ii] ; |
---|
| 1523 | double zr = zi[ii+1] ; |
---|
| 1524 | for ( int j = ichan ; j < oldsize ; j++ ) { |
---|
| 1525 | double yl = yi[j] ; |
---|
| 1526 | double yr = yi[j+1] ; |
---|
| 1527 | if ( yl <= zl ) { |
---|
| 1528 | if ( yr <= zl ) { |
---|
| 1529 | continue ; |
---|
| 1530 | } |
---|
| 1531 | else if ( yr <= zr ) { |
---|
| 1532 | newspec[ii] += oldspec[j] * ( yr - zl ) ; |
---|
| 1533 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1534 | wsum += ( yr - zl ) ; |
---|
| 1535 | } |
---|
| 1536 | else { |
---|
| 1537 | newspec[ii] += oldspec[j] * dnu ; |
---|
| 1538 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1539 | wsum += dnu ; |
---|
| 1540 | ichan = j ; |
---|
| 1541 | break ; |
---|
| 1542 | } |
---|
| 1543 | } |
---|
| 1544 | else if ( yl < zr ) { |
---|
| 1545 | if ( yr <= zr ) { |
---|
| 1546 | newspec[ii] += oldspec[j] * ( yr - yl ) ; |
---|
| 1547 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1548 | wsum += ( yr - yl ) ; |
---|
| 1549 | } |
---|
| 1550 | else { |
---|
| 1551 | newspec[ii] += oldspec[j] * ( zr - yl ) ; |
---|
| 1552 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1553 | wsum += ( zr - yl ) ; |
---|
| 1554 | ichan = j ; |
---|
| 1555 | break ; |
---|
| 1556 | } |
---|
| 1557 | } |
---|
| 1558 | else { |
---|
| 1559 | ichan = j - 1 ; |
---|
| 1560 | break ; |
---|
| 1561 | } |
---|
| 1562 | } |
---|
| 1563 | newspec[ii] /= wsum ; |
---|
| 1564 | wsum = 0.0 ; |
---|
| 1565 | } |
---|
| 1566 | } |
---|
| 1567 | else if ( dnu < 0.0 ) { |
---|
| 1568 | for ( int ii = 0 ; ii < nChan ; ii++ ) { |
---|
| 1569 | double zl = zi[ii] ; |
---|
| 1570 | double zr = zi[ii+1] ; |
---|
| 1571 | for ( int j = ichan ; j < oldsize ; j++ ) { |
---|
| 1572 | double yl = yi[j] ; |
---|
| 1573 | double yr = yi[j+1] ; |
---|
| 1574 | if ( yl >= zl ) { |
---|
| 1575 | if ( yr >= zl ) { |
---|
| 1576 | continue ; |
---|
| 1577 | } |
---|
| 1578 | else if ( yr >= zr ) { |
---|
| 1579 | newspec[ii] += oldspec[j] * abs( yr - zl ) ; |
---|
| 1580 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1581 | wsum += abs( yr - zl ) ; |
---|
| 1582 | } |
---|
| 1583 | else { |
---|
| 1584 | newspec[ii] += oldspec[j] * abs( dnu ) ; |
---|
| 1585 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1586 | wsum += abs( dnu ) ; |
---|
| 1587 | ichan = j ; |
---|
| 1588 | break ; |
---|
| 1589 | } |
---|
| 1590 | } |
---|
| 1591 | else if ( yl > zr ) { |
---|
| 1592 | if ( yr >= zr ) { |
---|
| 1593 | newspec[ii] += oldspec[j] * abs( yr - yl ) ; |
---|
| 1594 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1595 | wsum += abs( yr - yl ) ; |
---|
| 1596 | } |
---|
| 1597 | else { |
---|
| 1598 | newspec[ii] += oldspec[j] * abs( zr - yl ) ; |
---|
| 1599 | newflag[ii] = newflag[ii] || oldflag[j] ; |
---|
| 1600 | wsum += abs( zr - yl ) ; |
---|
| 1601 | ichan = j ; |
---|
| 1602 | break ; |
---|
| 1603 | } |
---|
| 1604 | } |
---|
| 1605 | else { |
---|
| 1606 | ichan = j - 1 ; |
---|
| 1607 | break ; |
---|
| 1608 | } |
---|
| 1609 | } |
---|
| 1610 | newspec[ii] /= wsum ; |
---|
| 1611 | wsum = 0.0 ; |
---|
| 1612 | } |
---|
| 1613 | } |
---|
| 1614 | // * ichan = 0 |
---|
| 1615 | // ***/ |
---|
| 1616 | // //ofs << "olddnu = " << olddnu << ", dnu = " << dnu << endl ; |
---|
| 1617 | // pile += dnu ; |
---|
| 1618 | // wedge = olddnu * ( refChan + 1 ) ; |
---|
| 1619 | // while ( wedge < pile ) { |
---|
| 1620 | // newspec[0] += olddnu * oldspec[refChan] ; |
---|
| 1621 | // newflag[0] = newflag[0] || oldflag[refChan] ; |
---|
| 1622 | // //ofs << "channel " << refChan << " is included in new channel 0" << endl ; |
---|
| 1623 | // refChan++ ; |
---|
| 1624 | // wedge += olddnu ; |
---|
| 1625 | // wsum += olddnu ; |
---|
| 1626 | // //ofs << "newspec[0] = " << newspec[0] << " wsum = " << wsum << endl ; |
---|
| 1627 | // } |
---|
| 1628 | // frac = ( wedge - pile ) / olddnu ; |
---|
| 1629 | // wsum += ( 1.0 - frac ) * olddnu ; |
---|
| 1630 | // newspec[0] += ( 1.0 - frac ) * olddnu * oldspec[refChan] ; |
---|
| 1631 | // newflag[0] = newflag[0] || oldflag[refChan] ; |
---|
| 1632 | // //ofs << "channel " << refChan << " is partly included in new channel 0" << " with fraction of " << ( 1.0 - frac ) << endl ; |
---|
| 1633 | // //ofs << "newspec[0] = " << newspec[0] << " wsum = " << wsum << endl ; |
---|
| 1634 | // newspec[0] /= wsum ; |
---|
| 1635 | // //ofs << "newspec[0] = " << newspec[0] << endl ; |
---|
| 1636 | // //ofs << "wedge = " << wedge << ", pile = " << pile << endl ; |
---|
| 1637 | |
---|
| 1638 | // /*** |
---|
| 1639 | // * ichan = 1 - nChan-2 |
---|
| 1640 | // ***/ |
---|
| 1641 | // for ( int ichan = 1 ; ichan < nChan - 1 ; ichan++ ) { |
---|
| 1642 | // pile += dnu ; |
---|
| 1643 | // newspec[ichan] += frac * olddnu * oldspec[refChan] ; |
---|
| 1644 | // newflag[ichan] = newflag[ichan] || oldflag[refChan] ; |
---|
| 1645 | // //ofs << "channel " << refChan << " is partly included in new channel " << ichan << " with fraction of " << frac << endl ; |
---|
| 1646 | // refChan++ ; |
---|
| 1647 | // wedge += olddnu ; |
---|
| 1648 | // wsum = frac * olddnu ; |
---|
| 1649 | // //ofs << "newspec[" << ichan << "] = " << newspec[ichan] << " wsum = " << wsum << endl ; |
---|
| 1650 | // while ( wedge < pile ) { |
---|
| 1651 | // newspec[ichan] += olddnu * oldspec[refChan] ; |
---|
| 1652 | // newflag[ichan] = newflag[ichan] || oldflag[refChan] ; |
---|
| 1653 | // //ofs << "channel " << refChan << " is included in new channel " << ichan << endl ; |
---|
| 1654 | // refChan++ ; |
---|
| 1655 | // wedge += olddnu ; |
---|
| 1656 | // wsum += olddnu ; |
---|
| 1657 | // //ofs << "newspec[" << ichan << "] = " << newspec[ichan] << " wsum = " << wsum << endl ; |
---|
| 1658 | // } |
---|
| 1659 | // frac = ( wedge - pile ) / olddnu ; |
---|
| 1660 | // wsum += ( 1.0 - frac ) * olddnu ; |
---|
| 1661 | // newspec[ichan] += ( 1.0 - frac ) * olddnu * oldspec[refChan] ; |
---|
| 1662 | // newflag[ichan] = newflag[ichan] || oldflag[refChan] ; |
---|
| 1663 | // //ofs << "channel " << refChan << " is partly included in new channel " << ichan << " with fraction of " << ( 1.0 - frac ) << endl ; |
---|
| 1664 | // //ofs << "wedge = " << wedge << ", pile = " << pile << endl ; |
---|
| 1665 | // //ofs << "newspec[" << ichan << "] = " << newspec[ichan] << " wsum = " << wsum << endl ; |
---|
| 1666 | // newspec[ichan] /= wsum ; |
---|
| 1667 | // //ofs << "newspec[" << ichan << "] = " << newspec[ichan] << endl ; |
---|
| 1668 | // } |
---|
| 1669 | |
---|
| 1670 | // /*** |
---|
| 1671 | // * ichan = nChan-1 |
---|
| 1672 | // ***/ |
---|
| 1673 | // // NOTE: Assumed that all spectra have the same bandwidth |
---|
| 1674 | // pile += dnu ; |
---|
| 1675 | // newspec[nChan-1] += frac * olddnu * oldspec[refChan] ; |
---|
| 1676 | // newflag[nChan-1] = newflag[nChan-1] || oldflag[refChan] ; |
---|
| 1677 | // //ofs << "channel " << refChan << " is partly included in new channel " << nChan-1 << " with fraction of " << frac << endl ; |
---|
| 1678 | // refChan++ ; |
---|
| 1679 | // wedge += olddnu ; |
---|
| 1680 | // wsum = frac * olddnu ; |
---|
| 1681 | // //ofs << "newspec[" << nChan - 1 << "] = " << newspec[nChan-1] << " wsum = " << wsum << endl ; |
---|
| 1682 | // for ( int jchan = refChan ; jchan < oldsize ; jchan++ ) { |
---|
| 1683 | // newspec[nChan-1] += olddnu * oldspec[jchan] ; |
---|
| 1684 | // newflag[nChan-1] = newflag[nChan-1] || oldflag[jchan] ; |
---|
| 1685 | // wsum += olddnu ; |
---|
| 1686 | // //ofs << "channel " << jchan << " is included in new channel " << nChan-1 << " with fraction of " << frac << endl ; |
---|
| 1687 | // //ofs << "newspec[" << nChan - 1 << "] = " << newspec[nChan-1] << " wsum = " << wsum << endl ; |
---|
| 1688 | // } |
---|
| 1689 | // //ofs << "wedge = " << wedge << ", pile = " << pile << endl ; |
---|
| 1690 | // //ofs << "newspec[" << nChan - 1 << "] = " << newspec[nChan-1] << " wsum = " << wsum << endl ; |
---|
| 1691 | // newspec[nChan-1] /= wsum ; |
---|
| 1692 | // //ofs << "newspec[" << nChan - 1 << "] = " << newspec[nChan-1] << endl ; |
---|
| 1693 | |
---|
| 1694 | // specCol_.put( irow, newspec ) ; |
---|
| 1695 | // flagsCol_.put( irow, newflag ) ; |
---|
| 1696 | |
---|
| 1697 | // // ofs.close() ; |
---|
| 1698 | |
---|
| 1699 | |
---|
| 1700 | return ; |
---|
| 1701 | } |
---|
| 1702 | |
---|
[1730] | 1703 | std::vector<float> Scantable::getWeather(int whichrow) const |
---|
| 1704 | { |
---|
| 1705 | std::vector<float> out(5); |
---|
| 1706 | //Float temperature, pressure, humidity, windspeed, windaz; |
---|
| 1707 | weatherTable_.getEntry(out[0], out[1], out[2], out[3], out[4], |
---|
| 1708 | mweatheridCol_(uInt(whichrow))); |
---|
| 1709 | |
---|
| 1710 | |
---|
| 1711 | return out; |
---|
[1391] | 1712 | } |
---|
[1730] | 1713 | |
---|
[1907] | 1714 | bool Scantable::getFlagtraFast(int whichrow) |
---|
| 1715 | { |
---|
| 1716 | uChar flag; |
---|
| 1717 | Vector<uChar> flags; |
---|
| 1718 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 1719 | for (int i = 0; i < flags.size(); i++) { |
---|
| 1720 | if (i==0) { |
---|
| 1721 | flag = flags[i]; |
---|
| 1722 | } |
---|
| 1723 | else { |
---|
| 1724 | flag &= flags[i]; |
---|
| 1725 | } |
---|
| 1726 | return ((flag >> 7) == 1); |
---|
| 1727 | } |
---|
[1730] | 1728 | } |
---|
[1907] | 1729 | |
---|
| 1730 | void Scantable::doPolyBaseline(const std::vector<bool>& mask, int order, int rowno, Fitter& fitter) |
---|
| 1731 | { |
---|
| 1732 | fitter.setExpression("poly", order); |
---|
| 1733 | |
---|
| 1734 | std::vector<double> abcsd = getAbcissa(rowno); |
---|
| 1735 | std::vector<float> abcs; |
---|
| 1736 | for (int i = 0; i < abcsd.size(); i++) { |
---|
| 1737 | abcs.push_back((float)abcsd[i]); |
---|
| 1738 | } |
---|
| 1739 | std::vector<float> spec = getSpectrum(rowno); |
---|
| 1740 | std::vector<bool> fmask = getMask(rowno); |
---|
[1908] | 1741 | if (fmask.size() != mask.size()) { |
---|
| 1742 | throw(AipsError("different mask sizes")); |
---|
| 1743 | } |
---|
[1907] | 1744 | for (int i = 0; i < fmask.size(); i++) { |
---|
| 1745 | fmask[i] = fmask[i] && mask[i]; |
---|
| 1746 | } |
---|
| 1747 | fitter.setData(abcs, spec, fmask); |
---|
| 1748 | |
---|
| 1749 | fitter.lfit(); |
---|
| 1750 | } |
---|
| 1751 | |
---|
[1924] | 1752 | void Scantable::polyBaselineBatch(const std::vector<bool>& mask, int order) |
---|
[1907] | 1753 | { |
---|
| 1754 | Fitter fitter = Fitter(); |
---|
[1924] | 1755 | for (uInt rowno=0; rowno < nrow(); ++rowno) { |
---|
| 1756 | doPolyBaseline(mask, order, rowno, fitter); |
---|
| 1757 | setSpectrum(fitter.getResidual(), rowno); |
---|
| 1758 | } |
---|
[1907] | 1759 | } |
---|
| 1760 | |
---|
[1924] | 1761 | STFitEntry Scantable::polyBaseline(const std::vector<bool>& mask, int order, int rowno) |
---|
[1907] | 1762 | { |
---|
| 1763 | Fitter fitter = Fitter(); |
---|
| 1764 | doPolyBaseline(mask, order, rowno, fitter); |
---|
| 1765 | setSpectrum(fitter.getResidual(), rowno); |
---|
[1924] | 1766 | return fitter.getFitEntry(); |
---|
[1907] | 1767 | } |
---|
| 1768 | |
---|
| 1769 | } |
---|
[1819] | 1770 | //namespace asap |
---|