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