[805] | 1 | //
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| 2 | // C++ Implementation: Scantable
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| 3 | //
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| 4 | // Description:
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| 5 | //
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| 6 | //
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| 7 | // Author: Malte Marquarding <asap@atnf.csiro.au>, (C) 2005
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| 8 | //
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| 9 | // Copyright: See COPYING file that comes with this distribution
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| 10 | //
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| 11 | //
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[206] | 12 | #include <map>
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| 13 |
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[125] | 14 | #include <casa/aips.h>
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[80] | 15 | #include <casa/iostream.h>
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| 16 | #include <casa/iomanip.h>
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[805] | 17 | #include <casa/OS/Path.h>
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| 18 | #include <casa/OS/File.h>
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[80] | 19 | #include <casa/Arrays/Array.h>
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| 20 | #include <casa/Arrays/ArrayMath.h>
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| 21 | #include <casa/Arrays/MaskArrMath.h>
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| 22 | #include <casa/Arrays/ArrayLogical.h>
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| 23 | #include <casa/Arrays/ArrayAccessor.h>
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[1325] | 24 | #include <casa/Arrays/Vector.h>
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[455] | 25 | #include <casa/Arrays/VectorSTLIterator.h>
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[418] | 26 | #include <casa/BasicMath/Math.h>
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[504] | 27 | #include <casa/BasicSL/Constants.h>
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[286] | 28 | #include <casa/Quanta/MVAngle.h>
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[805] | 29 | #include <casa/Containers/RecordField.h>
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[902] | 30 | #include <casa/Utilities/GenSort.h>
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[2] | 31 |
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[80] | 32 | #include <tables/Tables/TableParse.h>
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| 33 | #include <tables/Tables/TableDesc.h>
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[488] | 34 | #include <tables/Tables/TableCopy.h>
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[80] | 35 | #include <tables/Tables/SetupNewTab.h>
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| 36 | #include <tables/Tables/ScaColDesc.h>
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| 37 | #include <tables/Tables/ArrColDesc.h>
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[805] | 38 | #include <tables/Tables/TableRow.h>
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| 39 | #include <tables/Tables/TableVector.h>
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| 40 | #include <tables/Tables/TableIter.h>
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[2] | 41 |
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[80] | 42 | #include <tables/Tables/ExprNode.h>
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| 43 | #include <tables/Tables/TableRecord.h>
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[1325] | 44 | #include <casa/Quanta/MVTime.h>
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| 45 | #include <casa/Quanta/MVAngle.h>
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| 46 | #include <measures/Measures/MeasRef.h>
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| 47 | #include <measures/Measures/MeasTable.h>
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| 48 | // needed to avoid error in .tcc
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| 49 | #include <measures/Measures/MCDirection.h>
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| 50 | //
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| 51 | #include <measures/Measures/MDirection.h>
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[80] | 52 | #include <measures/Measures/MFrequency.h>
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[805] | 53 | #include <measures/Measures/MEpoch.h>
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| 54 | #include <measures/TableMeasures/TableMeasRefDesc.h>
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| 55 | #include <measures/TableMeasures/TableMeasValueDesc.h>
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| 56 | #include <measures/TableMeasures/TableMeasDesc.h>
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| 57 | #include <measures/TableMeasures/ScalarMeasColumn.h>
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[105] | 58 | #include <coordinates/Coordinates/CoordinateUtil.h>
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[2] | 59 |
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[805] | 60 | #include "Scantable.h"
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[896] | 61 | #include "STPolLinear.h"
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[1189] | 62 | #include "STPolCircular.h"
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[913] | 63 | #include "STPolStokes.h"
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[878] | 64 | #include "STAttr.h"
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[902] | 65 | #include "MathUtils.h"
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[2] | 66 |
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[125] | 67 | using namespace casa;
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[2] | 68 |
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[805] | 69 | namespace asap {
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| 70 |
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[896] | 71 | std::map<std::string, STPol::STPolFactory *> Scantable::factories_;
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| 72 |
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| 73 | void Scantable::initFactories() {
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| 74 | if ( factories_.empty() ) {
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| 75 | Scantable::factories_["linear"] = &STPolLinear::myFactory;
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[1323] | 76 | Scantable::factories_["circular"] = &STPolCircular::myFactory;
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[913] | 77 | Scantable::factories_["stokes"] = &STPolStokes::myFactory;
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[896] | 78 | }
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| 79 | }
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| 80 |
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[805] | 81 | Scantable::Scantable(Table::TableType ttype) :
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[852] | 82 | type_(ttype)
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[206] | 83 | {
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[896] | 84 | initFactories();
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[805] | 85 | setupMainTable();
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[852] | 86 | freqTable_ = STFrequencies(*this);
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[805] | 87 | table_.rwKeywordSet().defineTable("FREQUENCIES", freqTable_.table());
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[852] | 88 | weatherTable_ = STWeather(*this);
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[805] | 89 | table_.rwKeywordSet().defineTable("WEATHER", weatherTable_.table());
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[852] | 90 | focusTable_ = STFocus(*this);
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[805] | 91 | table_.rwKeywordSet().defineTable("FOCUS", focusTable_.table());
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[852] | 92 | tcalTable_ = STTcal(*this);
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[805] | 93 | table_.rwKeywordSet().defineTable("TCAL", tcalTable_.table());
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[852] | 94 | moleculeTable_ = STMolecules(*this);
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[805] | 95 | table_.rwKeywordSet().defineTable("MOLECULES", moleculeTable_.table());
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[860] | 96 | historyTable_ = STHistory(*this);
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| 97 | table_.rwKeywordSet().defineTable("HISTORY", historyTable_.table());
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[959] | 98 | fitTable_ = STFit(*this);
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| 99 | table_.rwKeywordSet().defineTable("FIT", fitTable_.table());
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[805] | 100 | originalTable_ = table_;
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[322] | 101 | attach();
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[18] | 102 | }
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[206] | 103 |
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[805] | 104 | Scantable::Scantable(const std::string& name, Table::TableType ttype) :
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[852] | 105 | type_(ttype)
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[206] | 106 | {
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[896] | 107 | initFactories();
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[865] | 108 | Table tab(name, Table::Update);
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[1009] | 109 | uInt version = tab.keywordSet().asuInt("VERSION");
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[483] | 110 | if (version != version_) {
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| 111 | throw(AipsError("Unsupported version of ASAP file."));
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| 112 | }
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[1009] | 113 | if ( type_ == Table::Memory ) {
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[852] | 114 | table_ = tab.copyToMemoryTable(generateName());
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[1009] | 115 | } else {
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[805] | 116 | table_ = tab;
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[1009] | 117 | }
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| 118 |
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[859] | 119 | attachSubtables();
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[805] | 120 | originalTable_ = table_;
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[329] | 121 | attach();
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[2] | 122 | }
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| 123 |
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[805] | 124 | Scantable::Scantable( const Scantable& other, bool clear )
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[206] | 125 | {
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[805] | 126 | // with or without data
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[859] | 127 | String newname = String(generateName());
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[865] | 128 | type_ = other.table_.tableType();
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[859] | 129 | if ( other.table_.tableType() == Table::Memory ) {
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| 130 | if ( clear ) {
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| 131 | table_ = TableCopy::makeEmptyMemoryTable(newname,
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| 132 | other.table_, True);
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| 133 | } else
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| 134 | table_ = other.table_.copyToMemoryTable(newname);
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[16] | 135 | } else {
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[915] | 136 | other.table_.deepCopy(newname, Table::New, False,
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| 137 | other.table_.endianFormat(),
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[865] | 138 | Bool(clear));
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| 139 | table_ = Table(newname, Table::Update);
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| 140 | table_.markForDelete();
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| 141 | }
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[1111] | 142 | /// @todo reindex SCANNO, recompute nbeam, nif, npol
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[915] | 143 | if ( clear ) copySubtables(other);
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[859] | 144 | attachSubtables();
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[805] | 145 | originalTable_ = table_;
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[322] | 146 | attach();
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[2] | 147 | }
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| 148 |
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[865] | 149 | void Scantable::copySubtables(const Scantable& other) {
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| 150 | Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
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| 151 | TableCopy::copyRows(t, other.freqTable_.table());
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| 152 | t = table_.rwKeywordSet().asTable("FOCUS");
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| 153 | TableCopy::copyRows(t, other.focusTable_.table());
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| 154 | t = table_.rwKeywordSet().asTable("WEATHER");
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| 155 | TableCopy::copyRows(t, other.weatherTable_.table());
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| 156 | t = table_.rwKeywordSet().asTable("TCAL");
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| 157 | TableCopy::copyRows(t, other.tcalTable_.table());
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| 158 | t = table_.rwKeywordSet().asTable("MOLECULES");
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| 159 | TableCopy::copyRows(t, other.moleculeTable_.table());
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| 160 | t = table_.rwKeywordSet().asTable("HISTORY");
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| 161 | TableCopy::copyRows(t, other.historyTable_.table());
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[972] | 162 | t = table_.rwKeywordSet().asTable("FIT");
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| 163 | TableCopy::copyRows(t, other.fitTable_.table());
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[865] | 164 | }
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| 165 |
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[859] | 166 | void Scantable::attachSubtables()
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| 167 | {
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| 168 | freqTable_ = STFrequencies(table_);
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| 169 | focusTable_ = STFocus(table_);
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| 170 | weatherTable_ = STWeather(table_);
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| 171 | tcalTable_ = STTcal(table_);
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| 172 | moleculeTable_ = STMolecules(table_);
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[860] | 173 | historyTable_ = STHistory(table_);
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[972] | 174 | fitTable_ = STFit(table_);
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[859] | 175 | }
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| 176 |
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[805] | 177 | Scantable::~Scantable()
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[206] | 178 | {
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[941] | 179 | //cout << "~Scantable() " << this << endl;
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[2] | 180 | }
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| 181 |
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[805] | 182 | void Scantable::setupMainTable()
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[206] | 183 | {
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[805] | 184 | TableDesc td("", "1", TableDesc::Scratch);
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| 185 | td.comment() = "An ASAP Scantable";
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[1009] | 186 | td.rwKeywordSet().define("VERSION", uInt(version_));
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[2] | 187 |
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[805] | 188 | // n Cycles
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| 189 | td.addColumn(ScalarColumnDesc<uInt>("SCANNO"));
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| 190 | // new index every nBeam x nIF x nPol
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| 191 | td.addColumn(ScalarColumnDesc<uInt>("CYCLENO"));
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[2] | 192 |
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[805] | 193 | td.addColumn(ScalarColumnDesc<uInt>("BEAMNO"));
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| 194 | td.addColumn(ScalarColumnDesc<uInt>("IFNO"));
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[972] | 195 | // linear, circular, stokes
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[805] | 196 | td.rwKeywordSet().define("POLTYPE", String("linear"));
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| 197 | td.addColumn(ScalarColumnDesc<uInt>("POLNO"));
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[138] | 198 |
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[805] | 199 | td.addColumn(ScalarColumnDesc<uInt>("FREQ_ID"));
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| 200 | td.addColumn(ScalarColumnDesc<uInt>("MOLECULE_ID"));
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| 201 | td.addColumn(ScalarColumnDesc<Int>("REFBEAMNO"));
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[80] | 202 |
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[805] | 203 | td.addColumn(ScalarColumnDesc<Double>("TIME"));
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| 204 | TableMeasRefDesc measRef(MEpoch::UTC); // UTC as default
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| 205 | TableMeasValueDesc measVal(td, "TIME");
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| 206 | TableMeasDesc<MEpoch> mepochCol(measVal, measRef);
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| 207 | mepochCol.write(td);
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[483] | 208 |
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[805] | 209 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL"));
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| 210 |
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[2] | 211 | td.addColumn(ScalarColumnDesc<String>("SRCNAME"));
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[805] | 212 | // Type of source (on=0, off=1, other=-1)
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[1503] | 213 | ScalarColumnDesc<Int> stypeColumn("SRCTYPE");
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| 214 | stypeColumn.setDefault(Int(-1));
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| 215 | td.addColumn(stypeColumn);
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[805] | 216 | td.addColumn(ScalarColumnDesc<String>("FIELDNAME"));
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| 217 |
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| 218 | //The actual Data Vectors
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[2] | 219 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA"));
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| 220 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA"));
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[89] | 221 | td.addColumn(ArrayColumnDesc<Float>("TSYS"));
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[805] | 222 |
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| 223 | td.addColumn(ArrayColumnDesc<Double>("DIRECTION",
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| 224 | IPosition(1,2),
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| 225 | ColumnDesc::Direct));
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| 226 | TableMeasRefDesc mdirRef(MDirection::J2000); // default
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| 227 | TableMeasValueDesc tmvdMDir(td, "DIRECTION");
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| 228 | // the TableMeasDesc gives the column a type
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| 229 | TableMeasDesc<MDirection> mdirCol(tmvdMDir, mdirRef);
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[987] | 230 | // a uder set table type e.g. GALCTIC, B1950 ...
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| 231 | td.rwKeywordSet().define("DIRECTIONREF", String("J2000"));
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[805] | 232 | // writing create the measure column
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| 233 | mdirCol.write(td);
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[923] | 234 | td.addColumn(ScalarColumnDesc<Float>("AZIMUTH"));
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| 235 | td.addColumn(ScalarColumnDesc<Float>("ELEVATION"));
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[105] | 236 | td.addColumn(ScalarColumnDesc<Float>("PARANGLE"));
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[1047] | 237 | td.addColumn(ScalarColumnDesc<Float>("OPACITY"));
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[105] | 238 |
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[805] | 239 | td.addColumn(ScalarColumnDesc<uInt>("TCAL_ID"));
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[972] | 240 | ScalarColumnDesc<Int> fitColumn("FIT_ID");
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[973] | 241 | fitColumn.setDefault(Int(-1));
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[972] | 242 | td.addColumn(fitColumn);
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[805] | 243 |
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| 244 | td.addColumn(ScalarColumnDesc<uInt>("FOCUS_ID"));
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| 245 | td.addColumn(ScalarColumnDesc<uInt>("WEATHER_ID"));
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| 246 |
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[999] | 247 | // columns which just get dragged along, as they aren't used in asap
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| 248 | td.addColumn(ScalarColumnDesc<Double>("SRCVELOCITY"));
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| 249 | td.addColumn(ArrayColumnDesc<Double>("SRCPROPERMOTION"));
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| 250 | td.addColumn(ArrayColumnDesc<Double>("SRCDIRECTION"));
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| 251 | td.addColumn(ArrayColumnDesc<Double>("SCANRATE"));
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| 252 |
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[805] | 253 | td.rwKeywordSet().define("OBSMODE", String(""));
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| 254 |
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[418] | 255 | // Now create Table SetUp from the description.
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[859] | 256 | SetupNewTable aNewTab(generateName(), td, Table::Scratch);
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[852] | 257 | table_ = Table(aNewTab, type_, 0);
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[805] | 258 | originalTable_ = table_;
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| 259 | }
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[418] | 260 |
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[455] | 261 |
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[805] | 262 | void Scantable::attach()
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[455] | 263 | {
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[805] | 264 | timeCol_.attach(table_, "TIME");
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| 265 | srcnCol_.attach(table_, "SRCNAME");
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[1068] | 266 | srctCol_.attach(table_, "SRCTYPE");
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[805] | 267 | specCol_.attach(table_, "SPECTRA");
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| 268 | flagsCol_.attach(table_, "FLAGTRA");
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[865] | 269 | tsysCol_.attach(table_, "TSYS");
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[805] | 270 | cycleCol_.attach(table_,"CYCLENO");
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| 271 | scanCol_.attach(table_, "SCANNO");
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| 272 | beamCol_.attach(table_, "BEAMNO");
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[847] | 273 | ifCol_.attach(table_, "IFNO");
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| 274 | polCol_.attach(table_, "POLNO");
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[805] | 275 | integrCol_.attach(table_, "INTERVAL");
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| 276 | azCol_.attach(table_, "AZIMUTH");
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| 277 | elCol_.attach(table_, "ELEVATION");
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| 278 | dirCol_.attach(table_, "DIRECTION");
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| 279 | paraCol_.attach(table_, "PARANGLE");
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| 280 | fldnCol_.attach(table_, "FIELDNAME");
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| 281 | rbeamCol_.attach(table_, "REFBEAMNO");
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[455] | 282 |
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[805] | 283 | mfitidCol_.attach(table_,"FIT_ID");
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| 284 | mfreqidCol_.attach(table_, "FREQ_ID");
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| 285 | mtcalidCol_.attach(table_, "TCAL_ID");
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| 286 | mfocusidCol_.attach(table_, "FOCUS_ID");
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| 287 | mmolidCol_.attach(table_, "MOLECULE_ID");
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[455] | 288 | }
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| 289 |
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[901] | 290 | void Scantable::setHeader(const STHeader& sdh)
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[206] | 291 | {
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[18] | 292 | table_.rwKeywordSet().define("nIF", sdh.nif);
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| 293 | table_.rwKeywordSet().define("nBeam", sdh.nbeam);
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| 294 | table_.rwKeywordSet().define("nPol", sdh.npol);
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| 295 | table_.rwKeywordSet().define("nChan", sdh.nchan);
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| 296 | table_.rwKeywordSet().define("Observer", sdh.observer);
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| 297 | table_.rwKeywordSet().define("Project", sdh.project);
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| 298 | table_.rwKeywordSet().define("Obstype", sdh.obstype);
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| 299 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname);
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| 300 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition);
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| 301 | table_.rwKeywordSet().define("Equinox", sdh.equinox);
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| 302 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref);
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| 303 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq);
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| 304 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth);
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| 305 | table_.rwKeywordSet().define("UTC", sdh.utc);
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[206] | 306 | table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit);
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| 307 | table_.rwKeywordSet().define("Epoch", sdh.epoch);
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[905] | 308 | table_.rwKeywordSet().define("POLTYPE", sdh.poltype);
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[50] | 309 | }
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[21] | 310 |
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[901] | 311 | STHeader Scantable::getHeader() const
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[206] | 312 | {
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[901] | 313 | STHeader sdh;
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[21] | 314 | table_.keywordSet().get("nBeam",sdh.nbeam);
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| 315 | table_.keywordSet().get("nIF",sdh.nif);
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| 316 | table_.keywordSet().get("nPol",sdh.npol);
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| 317 | table_.keywordSet().get("nChan",sdh.nchan);
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| 318 | table_.keywordSet().get("Observer", sdh.observer);
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| 319 | table_.keywordSet().get("Project", sdh.project);
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| 320 | table_.keywordSet().get("Obstype", sdh.obstype);
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| 321 | table_.keywordSet().get("AntennaName", sdh.antennaname);
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| 322 | table_.keywordSet().get("AntennaPosition", sdh.antennaposition);
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| 323 | table_.keywordSet().get("Equinox", sdh.equinox);
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| 324 | table_.keywordSet().get("FreqRefFrame", sdh.freqref);
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| 325 | table_.keywordSet().get("FreqRefVal", sdh.reffreq);
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| 326 | table_.keywordSet().get("Bandwidth", sdh.bandwidth);
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| 327 | table_.keywordSet().get("UTC", sdh.utc);
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[206] | 328 | table_.keywordSet().get("FluxUnit", sdh.fluxunit);
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| 329 | table_.keywordSet().get("Epoch", sdh.epoch);
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[905] | 330 | table_.keywordSet().get("POLTYPE", sdh.poltype);
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[21] | 331 | return sdh;
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[18] | 332 | }
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[805] | 333 |
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[1360] | 334 | void Scantable::setSourceType( int stype )
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[1068] | 335 | {
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| 336 | if ( stype < 0 || stype > 1 )
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| 337 | throw(AipsError("Illegal sourcetype."));
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| 338 | TableVector<Int> tabvec(table_, "SRCTYPE");
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| 339 | tabvec = Int(stype);
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| 340 | }
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| 341 |
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[845] | 342 | bool Scantable::conformant( const Scantable& other )
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| 343 | {
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| 344 | return this->getHeader().conformant(other.getHeader());
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| 345 | }
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| 346 |
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| 347 |
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[50] | 348 |
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[805] | 349 | std::string Scantable::formatSec(Double x) const
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[206] | 350 | {
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[105] | 351 | Double xcop = x;
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| 352 | MVTime mvt(xcop/24./3600.); // make days
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[365] | 353 |
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[105] | 354 | if (x < 59.95)
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[281] | 355 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s";
|
---|
[745] | 356 | else if (x < 3599.95)
|
---|
[281] | 357 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" ";
|
---|
| 358 | else {
|
---|
| 359 | ostringstream oss;
|
---|
| 360 | oss << setw(2) << std::right << setprecision(1) << mvt.hour();
|
---|
| 361 | oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " ";
|
---|
| 362 | return String(oss);
|
---|
[745] | 363 | }
|
---|
[105] | 364 | };
|
---|
| 365 |
|
---|
[805] | 366 | std::string Scantable::formatDirection(const MDirection& md) const
|
---|
[281] | 367 | {
|
---|
| 368 | Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue();
|
---|
| 369 | Int prec = 7;
|
---|
| 370 |
|
---|
| 371 | MVAngle mvLon(t[0]);
|
---|
| 372 | String sLon = mvLon.string(MVAngle::TIME,prec);
|
---|
[987] | 373 | uInt tp = md.getRef().getType();
|
---|
| 374 | if (tp == MDirection::GALACTIC ||
|
---|
| 375 | tp == MDirection::SUPERGAL ) {
|
---|
| 376 | sLon = mvLon(0.0).string(MVAngle::ANGLE_CLEAN,prec);
|
---|
| 377 | }
|
---|
[281] | 378 | MVAngle mvLat(t[1]);
|
---|
| 379 | String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec);
|
---|
[380] | 380 | return sLon + String(" ") + sLat;
|
---|
[281] | 381 | }
|
---|
| 382 |
|
---|
| 383 |
|
---|
[805] | 384 | std::string Scantable::getFluxUnit() const
|
---|
[206] | 385 | {
|
---|
[847] | 386 | return table_.keywordSet().asString("FluxUnit");
|
---|
[206] | 387 | }
|
---|
| 388 |
|
---|
[805] | 389 | void Scantable::setFluxUnit(const std::string& unit)
|
---|
[218] | 390 | {
|
---|
| 391 | String tmp(unit);
|
---|
| 392 | Unit tU(tmp);
|
---|
| 393 | if (tU==Unit("K") || tU==Unit("Jy")) {
|
---|
| 394 | table_.rwKeywordSet().define(String("FluxUnit"), tmp);
|
---|
| 395 | } else {
|
---|
| 396 | throw AipsError("Illegal unit - must be compatible with Jy or K");
|
---|
| 397 | }
|
---|
| 398 | }
|
---|
| 399 |
|
---|
[805] | 400 | void Scantable::setInstrument(const std::string& name)
|
---|
[236] | 401 | {
|
---|
[805] | 402 | bool throwIt = true;
|
---|
[996] | 403 | // create an Instrument to see if this is valid
|
---|
| 404 | STAttr::convertInstrument(name, throwIt);
|
---|
[236] | 405 | String nameU(name);
|
---|
| 406 | nameU.upcase();
|
---|
| 407 | table_.rwKeywordSet().define(String("AntennaName"), nameU);
|
---|
| 408 | }
|
---|
| 409 |
|
---|
[1189] | 410 | void Scantable::setFeedType(const std::string& feedtype)
|
---|
| 411 | {
|
---|
| 412 | if ( Scantable::factories_.find(feedtype) == Scantable::factories_.end() ) {
|
---|
| 413 | std::string msg = "Illegal feed type "+ feedtype;
|
---|
| 414 | throw(casa::AipsError(msg));
|
---|
| 415 | }
|
---|
| 416 | table_.rwKeywordSet().define(String("POLTYPE"), feedtype);
|
---|
| 417 | }
|
---|
| 418 |
|
---|
[805] | 419 | MPosition Scantable::getAntennaPosition () const
|
---|
| 420 | {
|
---|
| 421 | Vector<Double> antpos;
|
---|
| 422 | table_.keywordSet().get("AntennaPosition", antpos);
|
---|
| 423 | MVPosition mvpos(antpos(0),antpos(1),antpos(2));
|
---|
| 424 | return MPosition(mvpos);
|
---|
| 425 | }
|
---|
[281] | 426 |
|
---|
[805] | 427 | void Scantable::makePersistent(const std::string& filename)
|
---|
| 428 | {
|
---|
| 429 | String inname(filename);
|
---|
| 430 | Path path(inname);
|
---|
[1111] | 431 | /// @todo reindex SCANNO, recompute nbeam, nif, npol
|
---|
[805] | 432 | inname = path.expandedName();
|
---|
| 433 | table_.deepCopy(inname, Table::New);
|
---|
| 434 | }
|
---|
| 435 |
|
---|
[837] | 436 | int Scantable::nbeam( int scanno ) const
|
---|
[805] | 437 | {
|
---|
| 438 | if ( scanno < 0 ) {
|
---|
| 439 | Int n;
|
---|
| 440 | table_.keywordSet().get("nBeam",n);
|
---|
| 441 | return int(n);
|
---|
[105] | 442 | } else {
|
---|
[805] | 443 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these
|
---|
[888] | 444 | Table t = table_(table_.col("SCANNO") == scanno);
|
---|
| 445 | ROTableRow row(t);
|
---|
| 446 | const TableRecord& rec = row.get(0);
|
---|
| 447 | Table subt = t( t.col("IFNO") == Int(rec.asuInt("IFNO"))
|
---|
| 448 | && t.col("POLNO") == Int(rec.asuInt("POLNO"))
|
---|
| 449 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) );
|
---|
| 450 | ROTableVector<uInt> v(subt, "BEAMNO");
|
---|
[805] | 451 | return int(v.nelements());
|
---|
[105] | 452 | }
|
---|
[805] | 453 | return 0;
|
---|
| 454 | }
|
---|
[455] | 455 |
|
---|
[837] | 456 | int Scantable::nif( int scanno ) const
|
---|
[805] | 457 | {
|
---|
| 458 | if ( scanno < 0 ) {
|
---|
| 459 | Int n;
|
---|
| 460 | table_.keywordSet().get("nIF",n);
|
---|
| 461 | return int(n);
|
---|
| 462 | } else {
|
---|
| 463 | // take the first POLNO,BEAMNO,CYCLENO as nbeam shouldn't vary with these
|
---|
[888] | 464 | Table t = table_(table_.col("SCANNO") == scanno);
|
---|
| 465 | ROTableRow row(t);
|
---|
| 466 | const TableRecord& rec = row.get(0);
|
---|
| 467 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO"))
|
---|
| 468 | && t.col("POLNO") == Int(rec.asuInt("POLNO"))
|
---|
| 469 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) );
|
---|
| 470 | if ( subt.nrow() == 0 ) return 0;
|
---|
| 471 | ROTableVector<uInt> v(subt, "IFNO");
|
---|
[805] | 472 | return int(v.nelements());
|
---|
[2] | 473 | }
|
---|
[805] | 474 | return 0;
|
---|
| 475 | }
|
---|
[321] | 476 |
|
---|
[837] | 477 | int Scantable::npol( int scanno ) const
|
---|
[805] | 478 | {
|
---|
| 479 | if ( scanno < 0 ) {
|
---|
| 480 | Int n;
|
---|
| 481 | table_.keywordSet().get("nPol",n);
|
---|
| 482 | return n;
|
---|
| 483 | } else {
|
---|
| 484 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these
|
---|
[888] | 485 | Table t = table_(table_.col("SCANNO") == scanno);
|
---|
| 486 | ROTableRow row(t);
|
---|
| 487 | const TableRecord& rec = row.get(0);
|
---|
| 488 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO"))
|
---|
| 489 | && t.col("IFNO") == Int(rec.asuInt("IFNO"))
|
---|
| 490 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) );
|
---|
| 491 | if ( subt.nrow() == 0 ) return 0;
|
---|
| 492 | ROTableVector<uInt> v(subt, "POLNO");
|
---|
[805] | 493 | return int(v.nelements());
|
---|
[321] | 494 | }
|
---|
[805] | 495 | return 0;
|
---|
[2] | 496 | }
|
---|
[805] | 497 |
|
---|
[845] | 498 | int Scantable::ncycle( int scanno ) const
|
---|
[206] | 499 | {
|
---|
[805] | 500 | if ( scanno < 0 ) {
|
---|
[837] | 501 | Block<String> cols(2);
|
---|
| 502 | cols[0] = "SCANNO";
|
---|
| 503 | cols[1] = "CYCLENO";
|
---|
| 504 | TableIterator it(table_, cols);
|
---|
| 505 | int n = 0;
|
---|
| 506 | while ( !it.pastEnd() ) {
|
---|
| 507 | ++n;
|
---|
[902] | 508 | ++it;
|
---|
[837] | 509 | }
|
---|
| 510 | return n;
|
---|
[805] | 511 | } else {
|
---|
[888] | 512 | Table t = table_(table_.col("SCANNO") == scanno);
|
---|
| 513 | ROTableRow row(t);
|
---|
| 514 | const TableRecord& rec = row.get(0);
|
---|
| 515 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO"))
|
---|
| 516 | && t.col("POLNO") == Int(rec.asuInt("POLNO"))
|
---|
| 517 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) );
|
---|
| 518 | if ( subt.nrow() == 0 ) return 0;
|
---|
| 519 | return int(subt.nrow());
|
---|
[805] | 520 | }
|
---|
| 521 | return 0;
|
---|
[18] | 522 | }
|
---|
[455] | 523 |
|
---|
| 524 |
|
---|
[845] | 525 | int Scantable::nrow( int scanno ) const
|
---|
[805] | 526 | {
|
---|
[845] | 527 | return int(table_.nrow());
|
---|
| 528 | }
|
---|
| 529 |
|
---|
| 530 | int Scantable::nchan( int ifno ) const
|
---|
| 531 | {
|
---|
| 532 | if ( ifno < 0 ) {
|
---|
[805] | 533 | Int n;
|
---|
| 534 | table_.keywordSet().get("nChan",n);
|
---|
| 535 | return int(n);
|
---|
| 536 | } else {
|
---|
[1360] | 537 | // take the first SCANNO,POLNO,BEAMNO,CYCLENO as nbeam shouldn't
|
---|
| 538 | // vary with these
|
---|
[888] | 539 | Table t = table_(table_.col("IFNO") == ifno);
|
---|
| 540 | if ( t.nrow() == 0 ) return 0;
|
---|
| 541 | ROArrayColumn<Float> v(t, "SPECTRA");
|
---|
[923] | 542 | return v.shape(0)(0);
|
---|
[805] | 543 | }
|
---|
| 544 | return 0;
|
---|
[18] | 545 | }
|
---|
[455] | 546 |
|
---|
[1111] | 547 | int Scantable::nscan() const {
|
---|
| 548 | Vector<uInt> scannos(scanCol_.getColumn());
|
---|
[1148] | 549 | uInt nout = genSort( scannos, Sort::Ascending,
|
---|
[1111] | 550 | Sort::QuickSort|Sort::NoDuplicates );
|
---|
| 551 | return int(nout);
|
---|
| 552 | }
|
---|
| 553 |
|
---|
[923] | 554 | int Scantable::getChannels(int whichrow) const
|
---|
| 555 | {
|
---|
| 556 | return specCol_.shape(whichrow)(0);
|
---|
| 557 | }
|
---|
[847] | 558 |
|
---|
| 559 | int Scantable::getBeam(int whichrow) const
|
---|
| 560 | {
|
---|
| 561 | return beamCol_(whichrow);
|
---|
| 562 | }
|
---|
| 563 |
|
---|
[1111] | 564 | std::vector<uint> Scantable::getNumbers(ScalarColumn<uInt>& col)
|
---|
| 565 | {
|
---|
| 566 | Vector<uInt> nos(col.getColumn());
|
---|
[1148] | 567 | uInt n = genSort( nos, Sort::Ascending, Sort::QuickSort|Sort::NoDuplicates );
|
---|
| 568 | nos.resize(n, True);
|
---|
[1111] | 569 | std::vector<uint> stlout;
|
---|
| 570 | nos.tovector(stlout);
|
---|
| 571 | return stlout;
|
---|
| 572 | }
|
---|
| 573 |
|
---|
[847] | 574 | int Scantable::getIF(int whichrow) const
|
---|
| 575 | {
|
---|
| 576 | return ifCol_(whichrow);
|
---|
| 577 | }
|
---|
| 578 |
|
---|
| 579 | int Scantable::getPol(int whichrow) const
|
---|
| 580 | {
|
---|
| 581 | return polCol_(whichrow);
|
---|
| 582 | }
|
---|
| 583 |
|
---|
[805] | 584 | std::string Scantable::formatTime(const MEpoch& me, bool showdate) const
|
---|
| 585 | {
|
---|
| 586 | MVTime mvt(me.getValue());
|
---|
| 587 | if (showdate)
|
---|
| 588 | mvt.setFormat(MVTime::YMD);
|
---|
| 589 | else
|
---|
| 590 | mvt.setFormat(MVTime::TIME);
|
---|
| 591 | ostringstream oss;
|
---|
| 592 | oss << mvt;
|
---|
| 593 | return String(oss);
|
---|
| 594 | }
|
---|
[488] | 595 |
|
---|
[805] | 596 | void Scantable::calculateAZEL()
|
---|
| 597 | {
|
---|
| 598 | MPosition mp = getAntennaPosition();
|
---|
| 599 | MEpoch::ROScalarColumn timeCol(table_, "TIME");
|
---|
| 600 | ostringstream oss;
|
---|
| 601 | oss << "Computed azimuth/elevation using " << endl
|
---|
| 602 | << mp << endl;
|
---|
[996] | 603 | for (Int i=0; i<nrow(); ++i) {
|
---|
[805] | 604 | MEpoch me = timeCol(i);
|
---|
[987] | 605 | MDirection md = getDirection(i);
|
---|
[805] | 606 | oss << " Time: " << formatTime(me,False) << " Direction: " << formatDirection(md)
|
---|
| 607 | << endl << " => ";
|
---|
| 608 | MeasFrame frame(mp, me);
|
---|
| 609 | Vector<Double> azel =
|
---|
| 610 | MDirection::Convert(md, MDirection::Ref(MDirection::AZEL,
|
---|
| 611 | frame)
|
---|
| 612 | )().getAngle("rad").getValue();
|
---|
[923] | 613 | azCol_.put(i,Float(azel[0]));
|
---|
| 614 | elCol_.put(i,Float(azel[1]));
|
---|
[805] | 615 | oss << "azel: " << azel[0]/C::pi*180.0 << " "
|
---|
| 616 | << azel[1]/C::pi*180.0 << " (deg)" << endl;
|
---|
[16] | 617 | }
|
---|
[805] | 618 | pushLog(String(oss));
|
---|
| 619 | }
|
---|
[89] | 620 |
|
---|
[1430] | 621 | void Scantable::flag(const std::vector<bool>& msk, bool unflag)
|
---|
[865] | 622 | {
|
---|
[1333] | 623 | std::vector<bool>::const_iterator it;
|
---|
| 624 | uInt ntrue = 0;
|
---|
| 625 | for (it = msk.begin(); it != msk.end(); ++it) {
|
---|
| 626 | if ( *it ) {
|
---|
| 627 | ntrue++;
|
---|
| 628 | }
|
---|
| 629 | }
|
---|
| 630 | if ( selector_.empty() && (msk.size() == 0 || msk.size() == ntrue) )
|
---|
[1000] | 631 | throw(AipsError("Trying to flag whole scantable."));
|
---|
| 632 | if ( msk.size() == 0 ) {
|
---|
| 633 | uChar userflag = 1 << 7;
|
---|
[1430] | 634 | if ( unflag ) {
|
---|
| 635 | userflag = 0 << 7;
|
---|
| 636 | }
|
---|
[1000] | 637 | for ( uInt i=0; i<table_.nrow(); ++i) {
|
---|
| 638 | Vector<uChar> flgs = flagsCol_(i);
|
---|
| 639 | flgs = userflag;
|
---|
| 640 | flagsCol_.put(i, flgs);
|
---|
| 641 | }
|
---|
| 642 | return;
|
---|
| 643 | }
|
---|
| 644 | if ( int(msk.size()) != nchan() ) {
|
---|
| 645 | throw(AipsError("Mask has incorrect number of channels."));
|
---|
| 646 | }
|
---|
| 647 | for ( uInt i=0; i<table_.nrow(); ++i) {
|
---|
| 648 | Vector<uChar> flgs = flagsCol_(i);
|
---|
| 649 | if ( flgs.nelements() != msk.size() ) {
|
---|
| 650 | throw(AipsError("Mask has incorrect number of channels."
|
---|
| 651 | " Probably varying with IF. Please flag per IF"));
|
---|
| 652 | }
|
---|
| 653 | std::vector<bool>::const_iterator it;
|
---|
| 654 | uInt j = 0;
|
---|
| 655 | uChar userflag = 1 << 7;
|
---|
[1430] | 656 | if ( unflag ) {
|
---|
| 657 | userflag = 0 << 7;
|
---|
| 658 | }
|
---|
[1000] | 659 | for (it = msk.begin(); it != msk.end(); ++it) {
|
---|
| 660 | if ( *it ) {
|
---|
| 661 | flgs(j) = userflag;
|
---|
| 662 | }
|
---|
| 663 | ++j;
|
---|
| 664 | }
|
---|
| 665 | flagsCol_.put(i, flgs);
|
---|
| 666 | }
|
---|
[865] | 667 | }
|
---|
| 668 |
|
---|
[805] | 669 | std::vector<bool> Scantable::getMask(int whichrow) const
|
---|
| 670 | {
|
---|
| 671 | Vector<uChar> flags;
|
---|
| 672 | flagsCol_.get(uInt(whichrow), flags);
|
---|
| 673 | Vector<Bool> bflag(flags.shape());
|
---|
| 674 | convertArray(bflag, flags);
|
---|
| 675 | bflag = !bflag;
|
---|
| 676 | std::vector<bool> mask;
|
---|
| 677 | bflag.tovector(mask);
|
---|
| 678 | return mask;
|
---|
| 679 | }
|
---|
[89] | 680 |
|
---|
[896] | 681 | std::vector<float> Scantable::getSpectrum( int whichrow,
|
---|
[902] | 682 | const std::string& poltype ) const
|
---|
[805] | 683 | {
|
---|
[905] | 684 | String ptype = poltype;
|
---|
| 685 | if (poltype == "" ) ptype = getPolType();
|
---|
[902] | 686 | if ( whichrow < 0 || whichrow >= nrow() )
|
---|
| 687 | throw(AipsError("Illegal row number."));
|
---|
[896] | 688 | std::vector<float> out;
|
---|
[805] | 689 | Vector<Float> arr;
|
---|
[896] | 690 | uInt requestedpol = polCol_(whichrow);
|
---|
| 691 | String basetype = getPolType();
|
---|
[905] | 692 | if ( ptype == basetype ) {
|
---|
[896] | 693 | specCol_.get(whichrow, arr);
|
---|
| 694 | } else {
|
---|
[1334] | 695 | CountedPtr<STPol> stpol(STPol::getPolClass(Scantable::factories_, basetype));
|
---|
| 696 | uInt row = uInt(whichrow);
|
---|
| 697 | stpol->setSpectra(getPolMatrix(row));
|
---|
| 698 | Float fang,fhand,parang;
|
---|
| 699 | fang = focusTable_.getTotalFeedAngle(mfocusidCol_(row));
|
---|
| 700 | fhand = focusTable_.getFeedHand(mfocusidCol_(row));
|
---|
| 701 | parang = paraCol_(row);
|
---|
| 702 | /// @todo re-enable this
|
---|
| 703 | // disable total feed angle to support paralactifying Caswell style
|
---|
| 704 | stpol->setPhaseCorrections(parang, -parang, fhand);
|
---|
| 705 | arr = stpol->getSpectrum(requestedpol, ptype);
|
---|
[896] | 706 | }
|
---|
[902] | 707 | if ( arr.nelements() == 0 )
|
---|
| 708 | pushLog("Not enough polarisations present to do the conversion.");
|
---|
[805] | 709 | arr.tovector(out);
|
---|
| 710 | return out;
|
---|
[89] | 711 | }
|
---|
[212] | 712 |
|
---|
[1360] | 713 | void Scantable::setSpectrum( const std::vector<float>& spec,
|
---|
[884] | 714 | int whichrow )
|
---|
| 715 | {
|
---|
| 716 | Vector<Float> spectrum(spec);
|
---|
| 717 | Vector<Float> arr;
|
---|
| 718 | specCol_.get(whichrow, arr);
|
---|
| 719 | if ( spectrum.nelements() != arr.nelements() )
|
---|
[896] | 720 | throw AipsError("The spectrum has incorrect number of channels.");
|
---|
[884] | 721 | specCol_.put(whichrow, spectrum);
|
---|
| 722 | }
|
---|
| 723 |
|
---|
| 724 |
|
---|
[805] | 725 | String Scantable::generateName()
|
---|
[745] | 726 | {
|
---|
[805] | 727 | return (File::newUniqueName("./","temp")).baseName();
|
---|
[212] | 728 | }
|
---|
| 729 |
|
---|
[805] | 730 | const casa::Table& Scantable::table( ) const
|
---|
[212] | 731 | {
|
---|
[805] | 732 | return table_;
|
---|
[212] | 733 | }
|
---|
| 734 |
|
---|
[805] | 735 | casa::Table& Scantable::table( )
|
---|
[386] | 736 | {
|
---|
[805] | 737 | return table_;
|
---|
[386] | 738 | }
|
---|
| 739 |
|
---|
[896] | 740 | std::string Scantable::getPolType() const
|
---|
| 741 | {
|
---|
| 742 | return table_.keywordSet().asString("POLTYPE");
|
---|
| 743 | }
|
---|
| 744 |
|
---|
[805] | 745 | void Scantable::unsetSelection()
|
---|
[380] | 746 | {
|
---|
[805] | 747 | table_ = originalTable_;
|
---|
[847] | 748 | attach();
|
---|
[805] | 749 | selector_.reset();
|
---|
[380] | 750 | }
|
---|
[386] | 751 |
|
---|
[805] | 752 | void Scantable::setSelection( const STSelector& selection )
|
---|
[430] | 753 | {
|
---|
[805] | 754 | Table tab = const_cast<STSelector&>(selection).apply(originalTable_);
|
---|
| 755 | if ( tab.nrow() == 0 ) {
|
---|
| 756 | throw(AipsError("Selection contains no data. Not applying it."));
|
---|
| 757 | }
|
---|
| 758 | table_ = tab;
|
---|
[847] | 759 | attach();
|
---|
[805] | 760 | selector_ = selection;
|
---|
[430] | 761 | }
|
---|
| 762 |
|
---|
[837] | 763 | std::string Scantable::summary( bool verbose )
|
---|
[447] | 764 | {
|
---|
[805] | 765 | // Format header info
|
---|
| 766 | ostringstream oss;
|
---|
| 767 | oss << endl;
|
---|
| 768 | oss << asap::SEPERATOR << endl;
|
---|
| 769 | oss << " Scan Table Summary" << endl;
|
---|
| 770 | oss << asap::SEPERATOR << endl;
|
---|
| 771 | oss.flags(std::ios_base::left);
|
---|
| 772 | oss << setw(15) << "Beams:" << setw(4) << nbeam() << endl
|
---|
| 773 | << setw(15) << "IFs:" << setw(4) << nif() << endl
|
---|
[896] | 774 | << setw(15) << "Polarisations:" << setw(4) << npol()
|
---|
| 775 | << "(" << getPolType() << ")" << endl
|
---|
[805] | 776 | << setw(15) << "Channels:" << setw(4) << nchan() << endl;
|
---|
| 777 | oss << endl;
|
---|
| 778 | String tmp;
|
---|
[860] | 779 | oss << setw(15) << "Observer:"
|
---|
| 780 | << table_.keywordSet().asString("Observer") << endl;
|
---|
[805] | 781 | oss << setw(15) << "Obs Date:" << getTime(-1,true) << endl;
|
---|
| 782 | table_.keywordSet().get("Project", tmp);
|
---|
| 783 | oss << setw(15) << "Project:" << tmp << endl;
|
---|
| 784 | table_.keywordSet().get("Obstype", tmp);
|
---|
| 785 | oss << setw(15) << "Obs. Type:" << tmp << endl;
|
---|
| 786 | table_.keywordSet().get("AntennaName", tmp);
|
---|
| 787 | oss << setw(15) << "Antenna Name:" << tmp << endl;
|
---|
| 788 | table_.keywordSet().get("FluxUnit", tmp);
|
---|
| 789 | oss << setw(15) << "Flux Unit:" << tmp << endl;
|
---|
[941] | 790 | Vector<Double> vec(moleculeTable_.getRestFrequencies());
|
---|
[805] | 791 | oss << setw(15) << "Rest Freqs:";
|
---|
| 792 | if (vec.nelements() > 0) {
|
---|
| 793 | oss << setprecision(10) << vec << " [Hz]" << endl;
|
---|
| 794 | } else {
|
---|
| 795 | oss << "none" << endl;
|
---|
| 796 | }
|
---|
[941] | 797 |
|
---|
| 798 | oss << setw(15) << "Abcissa:" << getAbcissaLabel(0) << endl;
|
---|
[805] | 799 | oss << selector_.print() << endl;
|
---|
| 800 | oss << endl;
|
---|
| 801 | // main table
|
---|
| 802 | String dirtype = "Position ("
|
---|
[987] | 803 | + getDirectionRefString()
|
---|
[805] | 804 | + ")";
|
---|
[941] | 805 | oss << setw(5) << "Scan" << setw(15) << "Source"
|
---|
| 806 | << setw(10) << "Time" << setw(18) << "Integration" << endl;
|
---|
| 807 | oss << setw(5) << "" << setw(5) << "Beam" << setw(3) << "" << dirtype << endl;
|
---|
| 808 | oss << setw(10) << "" << setw(3) << "IF" << setw(6) << ""
|
---|
[805] | 809 | << setw(8) << "Frame" << setw(16)
|
---|
| 810 | << "RefVal" << setw(10) << "RefPix" << setw(12) << "Increment" <<endl;
|
---|
| 811 | oss << asap::SEPERATOR << endl;
|
---|
| 812 | TableIterator iter(table_, "SCANNO");
|
---|
| 813 | while (!iter.pastEnd()) {
|
---|
| 814 | Table subt = iter.table();
|
---|
| 815 | ROTableRow row(subt);
|
---|
| 816 | MEpoch::ROScalarColumn timeCol(subt,"TIME");
|
---|
| 817 | const TableRecord& rec = row.get(0);
|
---|
| 818 | oss << setw(4) << std::right << rec.asuInt("SCANNO")
|
---|
| 819 | << std::left << setw(1) << ""
|
---|
| 820 | << setw(15) << rec.asString("SRCNAME")
|
---|
| 821 | << setw(10) << formatTime(timeCol(0), false);
|
---|
| 822 | // count the cycles in the scan
|
---|
| 823 | TableIterator cyciter(subt, "CYCLENO");
|
---|
| 824 | int nint = 0;
|
---|
| 825 | while (!cyciter.pastEnd()) {
|
---|
| 826 | ++nint;
|
---|
| 827 | ++cyciter;
|
---|
| 828 | }
|
---|
| 829 | oss << setw(3) << std::right << nint << setw(3) << " x " << std::left
|
---|
| 830 | << setw(6) << formatSec(rec.asFloat("INTERVAL")) << endl;
|
---|
[447] | 831 |
|
---|
[805] | 832 | TableIterator biter(subt, "BEAMNO");
|
---|
| 833 | while (!biter.pastEnd()) {
|
---|
| 834 | Table bsubt = biter.table();
|
---|
| 835 | ROTableRow brow(bsubt);
|
---|
| 836 | const TableRecord& brec = brow.get(0);
|
---|
[1000] | 837 | uInt row0 = bsubt.rowNumbers(table_)[0];
|
---|
[941] | 838 | oss << setw(5) << "" << setw(4) << std::right << brec.asuInt("BEAMNO")<< std::left;
|
---|
[987] | 839 | oss << setw(4) << "" << formatDirection(getDirection(row0)) << endl;
|
---|
[805] | 840 | TableIterator iiter(bsubt, "IFNO");
|
---|
| 841 | while (!iiter.pastEnd()) {
|
---|
| 842 | Table isubt = iiter.table();
|
---|
| 843 | ROTableRow irow(isubt);
|
---|
| 844 | const TableRecord& irec = irow.get(0);
|
---|
[941] | 845 | oss << setw(10) << "";
|
---|
| 846 | oss << setw(3) << std::right << irec.asuInt("IFNO") << std::left
|
---|
[1375] | 847 | << setw(2) << "" << frequencies().print(irec.asuInt("FREQ_ID"))
|
---|
| 848 | << endl;
|
---|
[447] | 849 |
|
---|
[805] | 850 | ++iiter;
|
---|
| 851 | }
|
---|
| 852 | ++biter;
|
---|
| 853 | }
|
---|
| 854 | ++iter;
|
---|
[447] | 855 | }
|
---|
[805] | 856 | /// @todo implement verbose mode
|
---|
| 857 | return String(oss);
|
---|
[447] | 858 | }
|
---|
| 859 |
|
---|
[805] | 860 | std::string Scantable::getTime(int whichrow, bool showdate) const
|
---|
[777] | 861 | {
|
---|
[805] | 862 | MEpoch::ROScalarColumn timeCol(table_, "TIME");
|
---|
| 863 | MEpoch me;
|
---|
| 864 | if (whichrow > -1) {
|
---|
| 865 | me = timeCol(uInt(whichrow));
|
---|
| 866 | } else {
|
---|
| 867 | Double tm;
|
---|
| 868 | table_.keywordSet().get("UTC",tm);
|
---|
| 869 | me = MEpoch(MVEpoch(tm));
|
---|
[777] | 870 | }
|
---|
[805] | 871 | return formatTime(me, showdate);
|
---|
[777] | 872 | }
|
---|
[805] | 873 |
|
---|
[1411] | 874 | MEpoch Scantable::getEpoch(int whichrow) const
|
---|
| 875 | {
|
---|
| 876 | if (whichrow > -1) {
|
---|
| 877 | return timeCol_(uInt(whichrow));
|
---|
| 878 | } else {
|
---|
| 879 | Double tm;
|
---|
| 880 | table_.keywordSet().get("UTC",tm);
|
---|
| 881 | return MEpoch(MVEpoch(tm));
|
---|
| 882 | }
|
---|
| 883 | }
|
---|
| 884 |
|
---|
[1068] | 885 | std::string Scantable::getDirectionString(int whichrow) const
|
---|
| 886 | {
|
---|
| 887 | return formatDirection(getDirection(uInt(whichrow)));
|
---|
| 888 | }
|
---|
| 889 |
|
---|
[1360] | 890 | std::vector< double > Scantable::getAbcissa( int whichrow ) const
|
---|
[865] | 891 | {
|
---|
[1507] | 892 | if ( whichrow > int(table_.nrow()) ) throw(AipsError("Illegal row number"));
|
---|
[865] | 893 | std::vector<double> stlout;
|
---|
| 894 | int nchan = specCol_(whichrow).nelements();
|
---|
| 895 | String us = freqTable_.getUnitString();
|
---|
| 896 | if ( us == "" || us == "pixel" || us == "channel" ) {
|
---|
| 897 | for (int i=0; i<nchan; ++i) {
|
---|
| 898 | stlout.push_back(double(i));
|
---|
| 899 | }
|
---|
| 900 | return stlout;
|
---|
| 901 | }
|
---|
| 902 |
|
---|
| 903 | const MPosition& mp = getAntennaPosition();
|
---|
[987] | 904 | const MDirection& md = getDirection(whichrow);
|
---|
[865] | 905 | const MEpoch& me = timeCol_(whichrow);
|
---|
| 906 | Double rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow));
|
---|
| 907 | SpectralCoordinate spc =
|
---|
| 908 | freqTable_.getSpectralCoordinate(md, mp, me, rf, mfreqidCol_(whichrow));
|
---|
| 909 | Vector<Double> pixel(nchan);
|
---|
| 910 | Vector<Double> world;
|
---|
| 911 | indgen(pixel);
|
---|
| 912 | if ( Unit(us) == Unit("Hz") ) {
|
---|
| 913 | for ( int i=0; i < nchan; ++i) {
|
---|
| 914 | Double world;
|
---|
| 915 | spc.toWorld(world, pixel[i]);
|
---|
| 916 | stlout.push_back(double(world));
|
---|
| 917 | }
|
---|
| 918 | } else if ( Unit(us) == Unit("km/s") ) {
|
---|
| 919 | Vector<Double> world;
|
---|
| 920 | spc.pixelToVelocity(world, pixel);
|
---|
| 921 | world.tovector(stlout);
|
---|
| 922 | }
|
---|
| 923 | return stlout;
|
---|
| 924 | }
|
---|
[1360] | 925 | void Scantable::setDirectionRefString( const std::string & refstr )
|
---|
[987] | 926 | {
|
---|
| 927 | MDirection::Types mdt;
|
---|
| 928 | if (refstr != "" && !MDirection::getType(mdt, refstr)) {
|
---|
| 929 | throw(AipsError("Illegal Direction frame."));
|
---|
| 930 | }
|
---|
| 931 | if ( refstr == "" ) {
|
---|
| 932 | String defaultstr = MDirection::showType(dirCol_.getMeasRef().getType());
|
---|
| 933 | table_.rwKeywordSet().define("DIRECTIONREF", defaultstr);
|
---|
| 934 | } else {
|
---|
| 935 | table_.rwKeywordSet().define("DIRECTIONREF", String(refstr));
|
---|
| 936 | }
|
---|
| 937 | }
|
---|
[865] | 938 |
|
---|
[1360] | 939 | std::string Scantable::getDirectionRefString( ) const
|
---|
[987] | 940 | {
|
---|
| 941 | return table_.keywordSet().asString("DIRECTIONREF");
|
---|
| 942 | }
|
---|
| 943 |
|
---|
| 944 | MDirection Scantable::getDirection(int whichrow ) const
|
---|
| 945 | {
|
---|
| 946 | String usertype = table_.keywordSet().asString("DIRECTIONREF");
|
---|
| 947 | String type = MDirection::showType(dirCol_.getMeasRef().getType());
|
---|
| 948 | if ( usertype != type ) {
|
---|
| 949 | MDirection::Types mdt;
|
---|
| 950 | if (!MDirection::getType(mdt, usertype)) {
|
---|
| 951 | throw(AipsError("Illegal Direction frame."));
|
---|
| 952 | }
|
---|
| 953 | return dirCol_.convert(uInt(whichrow), mdt);
|
---|
| 954 | } else {
|
---|
| 955 | return dirCol_(uInt(whichrow));
|
---|
| 956 | }
|
---|
| 957 | }
|
---|
| 958 |
|
---|
[847] | 959 | std::string Scantable::getAbcissaLabel( int whichrow ) const
|
---|
| 960 | {
|
---|
[996] | 961 | if ( whichrow > int(table_.nrow()) ) throw(AipsError("Illegal ro number"));
|
---|
[847] | 962 | const MPosition& mp = getAntennaPosition();
|
---|
[987] | 963 | const MDirection& md = getDirection(whichrow);
|
---|
[847] | 964 | const MEpoch& me = timeCol_(whichrow);
|
---|
| 965 | const Double& rf = mmolidCol_(whichrow);
|
---|
| 966 | SpectralCoordinate spc =
|
---|
| 967 | freqTable_.getSpectralCoordinate(md, mp, me, rf, mfreqidCol_(whichrow));
|
---|
| 968 |
|
---|
| 969 | String s = "Channel";
|
---|
| 970 | Unit u = Unit(freqTable_.getUnitString());
|
---|
| 971 | if (u == Unit("km/s")) {
|
---|
[1170] | 972 | s = CoordinateUtil::axisLabel(spc, 0, True,True, True);
|
---|
[847] | 973 | } else if (u == Unit("Hz")) {
|
---|
| 974 | Vector<String> wau(1);wau = u.getName();
|
---|
| 975 | spc.setWorldAxisUnits(wau);
|
---|
[1170] | 976 | s = CoordinateUtil::axisLabel(spc, 0, True, True, False);
|
---|
[847] | 977 | }
|
---|
| 978 | return s;
|
---|
| 979 |
|
---|
| 980 | }
|
---|
| 981 |
|
---|
[1360] | 982 | void Scantable::setRestFrequencies( double rf, const std::string& name,
|
---|
[1170] | 983 | const std::string& unit )
|
---|
[847] | 984 | {
|
---|
[923] | 985 | ///@todo lookup in line table to fill in name and formattedname
|
---|
[847] | 986 | Unit u(unit);
|
---|
| 987 | Quantum<Double> urf(rf, u);
|
---|
[1170] | 988 | uInt id = moleculeTable_.addEntry(urf.getValue("Hz"), name, "");
|
---|
[847] | 989 | TableVector<uInt> tabvec(table_, "MOLECULE_ID");
|
---|
| 990 | tabvec = id;
|
---|
| 991 | }
|
---|
| 992 |
|
---|
[1360] | 993 | void Scantable::setRestFrequencies( const std::string& name )
|
---|
[847] | 994 | {
|
---|
| 995 | throw(AipsError("setRestFrequencies( const std::string& name ) NYI"));
|
---|
| 996 | ///@todo implement
|
---|
| 997 | }
|
---|
| 998 |
|
---|
[1360] | 999 | std::vector< unsigned int > Scantable::rownumbers( ) const
|
---|
[852] | 1000 | {
|
---|
| 1001 | std::vector<unsigned int> stlout;
|
---|
| 1002 | Vector<uInt> vec = table_.rowNumbers();
|
---|
| 1003 | vec.tovector(stlout);
|
---|
| 1004 | return stlout;
|
---|
| 1005 | }
|
---|
| 1006 |
|
---|
[865] | 1007 |
|
---|
[1360] | 1008 | Matrix<Float> Scantable::getPolMatrix( uInt whichrow ) const
|
---|
[896] | 1009 | {
|
---|
| 1010 | ROTableRow row(table_);
|
---|
| 1011 | const TableRecord& rec = row.get(whichrow);
|
---|
| 1012 | Table t =
|
---|
| 1013 | originalTable_( originalTable_.col("SCANNO") == Int(rec.asuInt("SCANNO"))
|
---|
| 1014 | && originalTable_.col("BEAMNO") == Int(rec.asuInt("BEAMNO"))
|
---|
| 1015 | && originalTable_.col("IFNO") == Int(rec.asuInt("IFNO"))
|
---|
| 1016 | && originalTable_.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) );
|
---|
| 1017 | ROArrayColumn<Float> speccol(t, "SPECTRA");
|
---|
| 1018 | return speccol.getColumn();
|
---|
| 1019 | }
|
---|
[865] | 1020 |
|
---|
[1360] | 1021 | std::vector< std::string > Scantable::columnNames( ) const
|
---|
[902] | 1022 | {
|
---|
| 1023 | Vector<String> vec = table_.tableDesc().columnNames();
|
---|
| 1024 | return mathutil::tovectorstring(vec);
|
---|
| 1025 | }
|
---|
[896] | 1026 |
|
---|
[1360] | 1027 | MEpoch::Types Scantable::getTimeReference( ) const
|
---|
[915] | 1028 | {
|
---|
| 1029 | return MEpoch::castType(timeCol_.getMeasRef().getType());
|
---|
[972] | 1030 | }
|
---|
[915] | 1031 |
|
---|
[1360] | 1032 | void Scantable::addFit( const STFitEntry& fit, int row )
|
---|
[972] | 1033 | {
|
---|
| 1034 | cout << mfitidCol_(uInt(row)) << endl;
|
---|
| 1035 | uInt id = fitTable_.addEntry(fit, mfitidCol_(uInt(row)));
|
---|
| 1036 | mfitidCol_.put(uInt(row), id);
|
---|
| 1037 | }
|
---|
[915] | 1038 |
|
---|
[1360] | 1039 | void Scantable::shift(int npix)
|
---|
| 1040 | {
|
---|
| 1041 | Vector<uInt> fids(mfreqidCol_.getColumn());
|
---|
| 1042 | genSort( fids, Sort::Ascending,
|
---|
| 1043 | Sort::QuickSort|Sort::NoDuplicates );
|
---|
| 1044 | for (uInt i=0; i<fids.nelements(); ++i) {
|
---|
[1567] | 1045 | frequencies().shiftRefPix(npix, fids[i]);
|
---|
[1360] | 1046 | }
|
---|
| 1047 | }
|
---|
[987] | 1048 |
|
---|
[1391] | 1049 | std::string asap::Scantable::getAntennaName() const
|
---|
| 1050 | {
|
---|
| 1051 | String out;
|
---|
| 1052 | table_.keywordSet().get("AntennaName", out);
|
---|
| 1053 | return out;
|
---|
[987] | 1054 | }
|
---|
[1391] | 1055 |
|
---|
| 1056 | int asap::Scantable::checkScanInfo(const std::vector<int>& scanlist) const
|
---|
| 1057 | {
|
---|
| 1058 | String tbpath;
|
---|
| 1059 | int ret = 0;
|
---|
| 1060 | if ( table_.keywordSet().isDefined("GBT_GO") ) {
|
---|
| 1061 | table_.keywordSet().get("GBT_GO", tbpath);
|
---|
| 1062 | Table t(tbpath,Table::Old);
|
---|
| 1063 | // check each scan if other scan of the pair exist
|
---|
| 1064 | int nscan = scanlist.size();
|
---|
| 1065 | for (int i = 0; i < nscan; i++) {
|
---|
| 1066 | Table subt = t( t.col("SCAN") == scanlist[i]+1 );
|
---|
| 1067 | if (subt.nrow()==0) {
|
---|
| 1068 | cerr <<"Scan "<<scanlist[i]<<" cannot be found in the scantable."<<endl;
|
---|
| 1069 | ret = 1;
|
---|
| 1070 | break;
|
---|
| 1071 | }
|
---|
| 1072 | ROTableRow row(subt);
|
---|
| 1073 | const TableRecord& rec = row.get(0);
|
---|
| 1074 | int scan1seqn = rec.asuInt("PROCSEQN");
|
---|
| 1075 | int laston1 = rec.asuInt("LASTON");
|
---|
| 1076 | if ( rec.asuInt("PROCSIZE")==2 ) {
|
---|
| 1077 | if ( i < nscan-1 ) {
|
---|
| 1078 | Table subt2 = t( t.col("SCAN") == scanlist[i+1]+1 );
|
---|
| 1079 | if ( subt2.nrow() == 0) {
|
---|
| 1080 | cerr<<"Scan "<<scanlist[i+1]<<" cannot be found in the scantable."<<endl;
|
---|
| 1081 | ret = 1;
|
---|
| 1082 | break;
|
---|
| 1083 | }
|
---|
| 1084 | ROTableRow row2(subt2);
|
---|
| 1085 | const TableRecord& rec2 = row2.get(0);
|
---|
| 1086 | int scan2seqn = rec2.asuInt("PROCSEQN");
|
---|
| 1087 | int laston2 = rec2.asuInt("LASTON");
|
---|
| 1088 | if (scan1seqn == 1 && scan2seqn == 2) {
|
---|
| 1089 | if (laston1 == laston2) {
|
---|
| 1090 | cerr<<"A valid scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<endl;
|
---|
| 1091 | i +=1;
|
---|
| 1092 | }
|
---|
| 1093 | else {
|
---|
| 1094 | cerr<<"Incorrect scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<endl;
|
---|
| 1095 | }
|
---|
| 1096 | }
|
---|
| 1097 | else if (scan1seqn==2 && scan2seqn == 1) {
|
---|
| 1098 | if (laston1 == laston2) {
|
---|
| 1099 | cerr<<"["<<scanlist[i]<<","<<scanlist[i+1]<<"] is a valid scan pair but in incorrect order."<<endl;
|
---|
| 1100 | ret = 1;
|
---|
| 1101 | break;
|
---|
| 1102 | }
|
---|
| 1103 | }
|
---|
| 1104 | else {
|
---|
| 1105 | cerr<<"The other scan for "<<scanlist[i]<<" appears to be missing. Check the input scan numbers."<<endl;
|
---|
| 1106 | ret = 1;
|
---|
| 1107 | break;
|
---|
| 1108 | }
|
---|
| 1109 | }
|
---|
| 1110 | }
|
---|
| 1111 | else {
|
---|
| 1112 | cerr<<"The scan does not appear to be standard obsevation."<<endl;
|
---|
| 1113 | }
|
---|
| 1114 | //if ( i >= nscan ) break;
|
---|
| 1115 | }
|
---|
| 1116 | }
|
---|
| 1117 | else {
|
---|
| 1118 | cerr<<"No reference to GBT_GO table."<<endl;
|
---|
| 1119 | ret = 1;
|
---|
| 1120 | }
|
---|
| 1121 | return ret;
|
---|
| 1122 | }
|
---|
| 1123 |
|
---|
| 1124 | std::vector<double> asap::Scantable::getDirectionVector(int whichrow) const
|
---|
| 1125 | {
|
---|
| 1126 | Vector<Double> Dir = dirCol_(whichrow).getAngle("rad").getValue();
|
---|
| 1127 | std::vector<double> dir;
|
---|
| 1128 | Dir.tovector(dir);
|
---|
| 1129 | return dir;
|
---|
| 1130 | }
|
---|
| 1131 |
|
---|
| 1132 | }
|
---|
[987] | 1133 | //namespace asap
|
---|