[805] | 1 | // |
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| 2 | // C++ Implementation: Scantable |
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| 3 | // |
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| 4 | // Description: |
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| 5 | // |
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| 6 | // |
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| 7 | // Author: Malte Marquarding <asap@atnf.csiro.au>, (C) 2005 |
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| 8 | // |
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| 9 | // Copyright: See COPYING file that comes with this distribution |
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| 10 | // |
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| 11 | // |
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[206] | 12 | #include <map> |
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| 13 | |
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[125] | 14 | #include <casa/aips.h> |
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[80] | 15 | #include <casa/iostream.h> |
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| 16 | #include <casa/iomanip.h> |
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[805] | 17 | #include <casa/OS/Path.h> |
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| 18 | #include <casa/OS/File.h> |
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[80] | 19 | #include <casa/Arrays/Array.h> |
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| 20 | #include <casa/Arrays/ArrayMath.h> |
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| 21 | #include <casa/Arrays/MaskArrMath.h> |
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| 22 | #include <casa/Arrays/ArrayLogical.h> |
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| 23 | #include <casa/Arrays/ArrayAccessor.h> |
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[1325] | 24 | #include <casa/Arrays/Vector.h> |
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[455] | 25 | #include <casa/Arrays/VectorSTLIterator.h> |
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[418] | 26 | #include <casa/BasicMath/Math.h> |
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[504] | 27 | #include <casa/BasicSL/Constants.h> |
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[286] | 28 | #include <casa/Quanta/MVAngle.h> |
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[805] | 29 | #include <casa/Containers/RecordField.h> |
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[902] | 30 | #include <casa/Utilities/GenSort.h> |
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[2] | 31 | |
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[80] | 32 | #include <tables/Tables/TableParse.h> |
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| 33 | #include <tables/Tables/TableDesc.h> |
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[488] | 34 | #include <tables/Tables/TableCopy.h> |
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[80] | 35 | #include <tables/Tables/SetupNewTab.h> |
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| 36 | #include <tables/Tables/ScaColDesc.h> |
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| 37 | #include <tables/Tables/ArrColDesc.h> |
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[805] | 38 | #include <tables/Tables/TableRow.h> |
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| 39 | #include <tables/Tables/TableVector.h> |
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| 40 | #include <tables/Tables/TableIter.h> |
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[2] | 41 | |
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[80] | 42 | #include <tables/Tables/ExprNode.h> |
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| 43 | #include <tables/Tables/TableRecord.h> |
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[1325] | 44 | #include <casa/Quanta/MVTime.h> |
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| 45 | #include <casa/Quanta/MVAngle.h> |
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| 46 | #include <measures/Measures/MeasRef.h> |
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| 47 | #include <measures/Measures/MeasTable.h> |
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| 48 | // needed to avoid error in .tcc |
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| 49 | #include <measures/Measures/MCDirection.h> |
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| 50 | // |
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| 51 | #include <measures/Measures/MDirection.h> |
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[80] | 52 | #include <measures/Measures/MFrequency.h> |
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[805] | 53 | #include <measures/Measures/MEpoch.h> |
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| 54 | #include <measures/TableMeasures/TableMeasRefDesc.h> |
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| 55 | #include <measures/TableMeasures/TableMeasValueDesc.h> |
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| 56 | #include <measures/TableMeasures/TableMeasDesc.h> |
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| 57 | #include <measures/TableMeasures/ScalarMeasColumn.h> |
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[105] | 58 | #include <coordinates/Coordinates/CoordinateUtil.h> |
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[2] | 59 | |
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[805] | 60 | #include "Scantable.h" |
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[896] | 61 | #include "STPolLinear.h" |
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[1189] | 62 | #include "STPolCircular.h" |
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[913] | 63 | #include "STPolStokes.h" |
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[878] | 64 | #include "STAttr.h" |
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[902] | 65 | #include "MathUtils.h" |
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[2] | 66 | |
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[125] | 67 | using namespace casa; |
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[2] | 68 | |
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[805] | 69 | namespace asap { |
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| 70 | |
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[896] | 71 | std::map<std::string, STPol::STPolFactory *> Scantable::factories_; |
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| 72 | |
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| 73 | void Scantable::initFactories() { |
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| 74 | if ( factories_.empty() ) { |
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| 75 | Scantable::factories_["linear"] = &STPolLinear::myFactory; |
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[1323] | 76 | Scantable::factories_["circular"] = &STPolCircular::myFactory; |
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[913] | 77 | Scantable::factories_["stokes"] = &STPolStokes::myFactory; |
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[896] | 78 | } |
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| 79 | } |
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| 80 | |
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[805] | 81 | Scantable::Scantable(Table::TableType ttype) : |
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[852] | 82 | type_(ttype) |
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[206] | 83 | { |
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[896] | 84 | initFactories(); |
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[805] | 85 | setupMainTable(); |
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[852] | 86 | freqTable_ = STFrequencies(*this); |
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[805] | 87 | table_.rwKeywordSet().defineTable("FREQUENCIES", freqTable_.table()); |
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[852] | 88 | weatherTable_ = STWeather(*this); |
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[805] | 89 | table_.rwKeywordSet().defineTable("WEATHER", weatherTable_.table()); |
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[852] | 90 | focusTable_ = STFocus(*this); |
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[805] | 91 | table_.rwKeywordSet().defineTable("FOCUS", focusTable_.table()); |
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[852] | 92 | tcalTable_ = STTcal(*this); |
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[805] | 93 | table_.rwKeywordSet().defineTable("TCAL", tcalTable_.table()); |
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[852] | 94 | moleculeTable_ = STMolecules(*this); |
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[805] | 95 | table_.rwKeywordSet().defineTable("MOLECULES", moleculeTable_.table()); |
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[860] | 96 | historyTable_ = STHistory(*this); |
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| 97 | table_.rwKeywordSet().defineTable("HISTORY", historyTable_.table()); |
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[959] | 98 | fitTable_ = STFit(*this); |
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| 99 | table_.rwKeywordSet().defineTable("FIT", fitTable_.table()); |
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[805] | 100 | originalTable_ = table_; |
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[322] | 101 | attach(); |
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[18] | 102 | } |
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[206] | 103 | |
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[805] | 104 | Scantable::Scantable(const std::string& name, Table::TableType ttype) : |
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[852] | 105 | type_(ttype) |
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[206] | 106 | { |
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[896] | 107 | initFactories(); |
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[865] | 108 | Table tab(name, Table::Update); |
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[1009] | 109 | uInt version = tab.keywordSet().asuInt("VERSION"); |
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[483] | 110 | if (version != version_) { |
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| 111 | throw(AipsError("Unsupported version of ASAP file.")); |
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| 112 | } |
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[1009] | 113 | if ( type_ == Table::Memory ) { |
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[852] | 114 | table_ = tab.copyToMemoryTable(generateName()); |
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[1009] | 115 | } else { |
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[805] | 116 | table_ = tab; |
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[1009] | 117 | } |
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| 118 | |
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[859] | 119 | attachSubtables(); |
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[805] | 120 | originalTable_ = table_; |
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[329] | 121 | attach(); |
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[2] | 122 | } |
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| 123 | |
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[805] | 124 | Scantable::Scantable( const Scantable& other, bool clear ) |
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[206] | 125 | { |
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[805] | 126 | // with or without data |
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[859] | 127 | String newname = String(generateName()); |
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[865] | 128 | type_ = other.table_.tableType(); |
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[859] | 129 | if ( other.table_.tableType() == Table::Memory ) { |
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| 130 | if ( clear ) { |
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| 131 | table_ = TableCopy::makeEmptyMemoryTable(newname, |
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| 132 | other.table_, True); |
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| 133 | } else |
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| 134 | table_ = other.table_.copyToMemoryTable(newname); |
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[16] | 135 | } else { |
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[915] | 136 | other.table_.deepCopy(newname, Table::New, False, |
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| 137 | other.table_.endianFormat(), |
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[865] | 138 | Bool(clear)); |
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| 139 | table_ = Table(newname, Table::Update); |
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| 140 | table_.markForDelete(); |
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| 141 | } |
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[1111] | 142 | /// @todo reindex SCANNO, recompute nbeam, nif, npol |
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[915] | 143 | if ( clear ) copySubtables(other); |
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[859] | 144 | attachSubtables(); |
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[805] | 145 | originalTable_ = table_; |
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[322] | 146 | attach(); |
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[2] | 147 | } |
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| 148 | |
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[865] | 149 | void Scantable::copySubtables(const Scantable& other) { |
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| 150 | Table t = table_.rwKeywordSet().asTable("FREQUENCIES"); |
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| 151 | TableCopy::copyRows(t, other.freqTable_.table()); |
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| 152 | t = table_.rwKeywordSet().asTable("FOCUS"); |
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| 153 | TableCopy::copyRows(t, other.focusTable_.table()); |
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| 154 | t = table_.rwKeywordSet().asTable("WEATHER"); |
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| 155 | TableCopy::copyRows(t, other.weatherTable_.table()); |
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| 156 | t = table_.rwKeywordSet().asTable("TCAL"); |
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| 157 | TableCopy::copyRows(t, other.tcalTable_.table()); |
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| 158 | t = table_.rwKeywordSet().asTable("MOLECULES"); |
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| 159 | TableCopy::copyRows(t, other.moleculeTable_.table()); |
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| 160 | t = table_.rwKeywordSet().asTable("HISTORY"); |
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| 161 | TableCopy::copyRows(t, other.historyTable_.table()); |
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[972] | 162 | t = table_.rwKeywordSet().asTable("FIT"); |
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| 163 | TableCopy::copyRows(t, other.fitTable_.table()); |
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[865] | 164 | } |
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| 165 | |
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[859] | 166 | void Scantable::attachSubtables() |
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| 167 | { |
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| 168 | freqTable_ = STFrequencies(table_); |
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| 169 | focusTable_ = STFocus(table_); |
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| 170 | weatherTable_ = STWeather(table_); |
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| 171 | tcalTable_ = STTcal(table_); |
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| 172 | moleculeTable_ = STMolecules(table_); |
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[860] | 173 | historyTable_ = STHistory(table_); |
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[972] | 174 | fitTable_ = STFit(table_); |
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[859] | 175 | } |
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| 176 | |
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[805] | 177 | Scantable::~Scantable() |
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[206] | 178 | { |
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[941] | 179 | //cout << "~Scantable() " << this << endl; |
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[2] | 180 | } |
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| 181 | |
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[805] | 182 | void Scantable::setupMainTable() |
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[206] | 183 | { |
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[805] | 184 | TableDesc td("", "1", TableDesc::Scratch); |
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| 185 | td.comment() = "An ASAP Scantable"; |
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[1009] | 186 | td.rwKeywordSet().define("VERSION", uInt(version_)); |
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[2] | 187 | |
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[805] | 188 | // n Cycles |
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| 189 | td.addColumn(ScalarColumnDesc<uInt>("SCANNO")); |
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| 190 | // new index every nBeam x nIF x nPol |
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| 191 | td.addColumn(ScalarColumnDesc<uInt>("CYCLENO")); |
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[2] | 192 | |
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[805] | 193 | td.addColumn(ScalarColumnDesc<uInt>("BEAMNO")); |
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| 194 | td.addColumn(ScalarColumnDesc<uInt>("IFNO")); |
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[972] | 195 | // linear, circular, stokes |
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[805] | 196 | td.rwKeywordSet().define("POLTYPE", String("linear")); |
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| 197 | td.addColumn(ScalarColumnDesc<uInt>("POLNO")); |
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[138] | 198 | |
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[805] | 199 | td.addColumn(ScalarColumnDesc<uInt>("FREQ_ID")); |
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| 200 | td.addColumn(ScalarColumnDesc<uInt>("MOLECULE_ID")); |
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| 201 | td.addColumn(ScalarColumnDesc<Int>("REFBEAMNO")); |
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[80] | 202 | |
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[805] | 203 | td.addColumn(ScalarColumnDesc<Double>("TIME")); |
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| 204 | TableMeasRefDesc measRef(MEpoch::UTC); // UTC as default |
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| 205 | TableMeasValueDesc measVal(td, "TIME"); |
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| 206 | TableMeasDesc<MEpoch> mepochCol(measVal, measRef); |
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| 207 | mepochCol.write(td); |
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[483] | 208 | |
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[805] | 209 | td.addColumn(ScalarColumnDesc<Double>("INTERVAL")); |
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| 210 | |
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[2] | 211 | td.addColumn(ScalarColumnDesc<String>("SRCNAME")); |
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[805] | 212 | // Type of source (on=0, off=1, other=-1) |
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[1503] | 213 | ScalarColumnDesc<Int> stypeColumn("SRCTYPE"); |
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| 214 | stypeColumn.setDefault(Int(-1)); |
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| 215 | td.addColumn(stypeColumn); |
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[805] | 216 | td.addColumn(ScalarColumnDesc<String>("FIELDNAME")); |
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| 217 | |
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| 218 | //The actual Data Vectors |
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[2] | 219 | td.addColumn(ArrayColumnDesc<Float>("SPECTRA")); |
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| 220 | td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA")); |
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[89] | 221 | td.addColumn(ArrayColumnDesc<Float>("TSYS")); |
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[805] | 222 | |
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| 223 | td.addColumn(ArrayColumnDesc<Double>("DIRECTION", |
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| 224 | IPosition(1,2), |
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| 225 | ColumnDesc::Direct)); |
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| 226 | TableMeasRefDesc mdirRef(MDirection::J2000); // default |
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| 227 | TableMeasValueDesc tmvdMDir(td, "DIRECTION"); |
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| 228 | // the TableMeasDesc gives the column a type |
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| 229 | TableMeasDesc<MDirection> mdirCol(tmvdMDir, mdirRef); |
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[987] | 230 | // a uder set table type e.g. GALCTIC, B1950 ... |
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| 231 | td.rwKeywordSet().define("DIRECTIONREF", String("J2000")); |
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[805] | 232 | // writing create the measure column |
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| 233 | mdirCol.write(td); |
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[923] | 234 | td.addColumn(ScalarColumnDesc<Float>("AZIMUTH")); |
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| 235 | td.addColumn(ScalarColumnDesc<Float>("ELEVATION")); |
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[1047] | 236 | td.addColumn(ScalarColumnDesc<Float>("OPACITY")); |
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[105] | 237 | |
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[805] | 238 | td.addColumn(ScalarColumnDesc<uInt>("TCAL_ID")); |
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[972] | 239 | ScalarColumnDesc<Int> fitColumn("FIT_ID"); |
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[973] | 240 | fitColumn.setDefault(Int(-1)); |
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[972] | 241 | td.addColumn(fitColumn); |
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[805] | 242 | |
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| 243 | td.addColumn(ScalarColumnDesc<uInt>("FOCUS_ID")); |
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| 244 | td.addColumn(ScalarColumnDesc<uInt>("WEATHER_ID")); |
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| 245 | |
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[999] | 246 | // columns which just get dragged along, as they aren't used in asap |
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| 247 | td.addColumn(ScalarColumnDesc<Double>("SRCVELOCITY")); |
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| 248 | td.addColumn(ArrayColumnDesc<Double>("SRCPROPERMOTION")); |
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| 249 | td.addColumn(ArrayColumnDesc<Double>("SRCDIRECTION")); |
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| 250 | td.addColumn(ArrayColumnDesc<Double>("SCANRATE")); |
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| 251 | |
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[805] | 252 | td.rwKeywordSet().define("OBSMODE", String("")); |
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| 253 | |
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[418] | 254 | // Now create Table SetUp from the description. |
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[859] | 255 | SetupNewTable aNewTab(generateName(), td, Table::Scratch); |
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[852] | 256 | table_ = Table(aNewTab, type_, 0); |
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[805] | 257 | originalTable_ = table_; |
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| 258 | } |
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[418] | 259 | |
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[455] | 260 | |
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[805] | 261 | void Scantable::attach() |
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[455] | 262 | { |
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[805] | 263 | timeCol_.attach(table_, "TIME"); |
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| 264 | srcnCol_.attach(table_, "SRCNAME"); |
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[1068] | 265 | srctCol_.attach(table_, "SRCTYPE"); |
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[805] | 266 | specCol_.attach(table_, "SPECTRA"); |
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| 267 | flagsCol_.attach(table_, "FLAGTRA"); |
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[865] | 268 | tsysCol_.attach(table_, "TSYS"); |
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[805] | 269 | cycleCol_.attach(table_,"CYCLENO"); |
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| 270 | scanCol_.attach(table_, "SCANNO"); |
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| 271 | beamCol_.attach(table_, "BEAMNO"); |
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[847] | 272 | ifCol_.attach(table_, "IFNO"); |
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| 273 | polCol_.attach(table_, "POLNO"); |
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[805] | 274 | integrCol_.attach(table_, "INTERVAL"); |
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| 275 | azCol_.attach(table_, "AZIMUTH"); |
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| 276 | elCol_.attach(table_, "ELEVATION"); |
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| 277 | dirCol_.attach(table_, "DIRECTION"); |
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| 278 | fldnCol_.attach(table_, "FIELDNAME"); |
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| 279 | rbeamCol_.attach(table_, "REFBEAMNO"); |
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[455] | 280 | |
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[805] | 281 | mfitidCol_.attach(table_,"FIT_ID"); |
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| 282 | mfreqidCol_.attach(table_, "FREQ_ID"); |
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| 283 | mtcalidCol_.attach(table_, "TCAL_ID"); |
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| 284 | mfocusidCol_.attach(table_, "FOCUS_ID"); |
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| 285 | mmolidCol_.attach(table_, "MOLECULE_ID"); |
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[455] | 286 | } |
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| 287 | |
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[901] | 288 | void Scantable::setHeader(const STHeader& sdh) |
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[206] | 289 | { |
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[18] | 290 | table_.rwKeywordSet().define("nIF", sdh.nif); |
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| 291 | table_.rwKeywordSet().define("nBeam", sdh.nbeam); |
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| 292 | table_.rwKeywordSet().define("nPol", sdh.npol); |
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| 293 | table_.rwKeywordSet().define("nChan", sdh.nchan); |
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| 294 | table_.rwKeywordSet().define("Observer", sdh.observer); |
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| 295 | table_.rwKeywordSet().define("Project", sdh.project); |
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| 296 | table_.rwKeywordSet().define("Obstype", sdh.obstype); |
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| 297 | table_.rwKeywordSet().define("AntennaName", sdh.antennaname); |
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| 298 | table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition); |
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| 299 | table_.rwKeywordSet().define("Equinox", sdh.equinox); |
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| 300 | table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref); |
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| 301 | table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq); |
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| 302 | table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth); |
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| 303 | table_.rwKeywordSet().define("UTC", sdh.utc); |
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[206] | 304 | table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit); |
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| 305 | table_.rwKeywordSet().define("Epoch", sdh.epoch); |
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[905] | 306 | table_.rwKeywordSet().define("POLTYPE", sdh.poltype); |
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[50] | 307 | } |
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[21] | 308 | |
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[901] | 309 | STHeader Scantable::getHeader() const |
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[206] | 310 | { |
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[901] | 311 | STHeader sdh; |
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[21] | 312 | table_.keywordSet().get("nBeam",sdh.nbeam); |
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| 313 | table_.keywordSet().get("nIF",sdh.nif); |
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| 314 | table_.keywordSet().get("nPol",sdh.npol); |
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| 315 | table_.keywordSet().get("nChan",sdh.nchan); |
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| 316 | table_.keywordSet().get("Observer", sdh.observer); |
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| 317 | table_.keywordSet().get("Project", sdh.project); |
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| 318 | table_.keywordSet().get("Obstype", sdh.obstype); |
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| 319 | table_.keywordSet().get("AntennaName", sdh.antennaname); |
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| 320 | table_.keywordSet().get("AntennaPosition", sdh.antennaposition); |
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| 321 | table_.keywordSet().get("Equinox", sdh.equinox); |
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| 322 | table_.keywordSet().get("FreqRefFrame", sdh.freqref); |
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| 323 | table_.keywordSet().get("FreqRefVal", sdh.reffreq); |
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| 324 | table_.keywordSet().get("Bandwidth", sdh.bandwidth); |
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| 325 | table_.keywordSet().get("UTC", sdh.utc); |
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[206] | 326 | table_.keywordSet().get("FluxUnit", sdh.fluxunit); |
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| 327 | table_.keywordSet().get("Epoch", sdh.epoch); |
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[905] | 328 | table_.keywordSet().get("POLTYPE", sdh.poltype); |
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[21] | 329 | return sdh; |
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[18] | 330 | } |
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[805] | 331 | |
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[1360] | 332 | void Scantable::setSourceType( int stype ) |
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[1068] | 333 | { |
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| 334 | if ( stype < 0 || stype > 1 ) |
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| 335 | throw(AipsError("Illegal sourcetype.")); |
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| 336 | TableVector<Int> tabvec(table_, "SRCTYPE"); |
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| 337 | tabvec = Int(stype); |
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| 338 | } |
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| 339 | |
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[845] | 340 | bool Scantable::conformant( const Scantable& other ) |
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| 341 | { |
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| 342 | return this->getHeader().conformant(other.getHeader()); |
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| 343 | } |
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| 344 | |
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| 345 | |
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[50] | 346 | |
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[805] | 347 | std::string Scantable::formatSec(Double x) const |
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[206] | 348 | { |
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[105] | 349 | Double xcop = x; |
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| 350 | MVTime mvt(xcop/24./3600.); // make days |
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[365] | 351 | |
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[105] | 352 | if (x < 59.95) |
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[281] | 353 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s"; |
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[745] | 354 | else if (x < 3599.95) |
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[281] | 355 | return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" "; |
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| 356 | else { |
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| 357 | ostringstream oss; |
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| 358 | oss << setw(2) << std::right << setprecision(1) << mvt.hour(); |
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| 359 | oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " "; |
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| 360 | return String(oss); |
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[745] | 361 | } |
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[105] | 362 | }; |
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| 363 | |
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[805] | 364 | std::string Scantable::formatDirection(const MDirection& md) const |
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[281] | 365 | { |
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| 366 | Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue(); |
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| 367 | Int prec = 7; |
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| 368 | |
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| 369 | MVAngle mvLon(t[0]); |
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| 370 | String sLon = mvLon.string(MVAngle::TIME,prec); |
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[987] | 371 | uInt tp = md.getRef().getType(); |
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| 372 | if (tp == MDirection::GALACTIC || |
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| 373 | tp == MDirection::SUPERGAL ) { |
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| 374 | sLon = mvLon(0.0).string(MVAngle::ANGLE_CLEAN,prec); |
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| 375 | } |
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[281] | 376 | MVAngle mvLat(t[1]); |
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| 377 | String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec); |
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[380] | 378 | return sLon + String(" ") + sLat; |
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[281] | 379 | } |
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| 380 | |
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| 381 | |
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[805] | 382 | std::string Scantable::getFluxUnit() const |
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[206] | 383 | { |
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[847] | 384 | return table_.keywordSet().asString("FluxUnit"); |
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[206] | 385 | } |
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| 386 | |
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[805] | 387 | void Scantable::setFluxUnit(const std::string& unit) |
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[218] | 388 | { |
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| 389 | String tmp(unit); |
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| 390 | Unit tU(tmp); |
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| 391 | if (tU==Unit("K") || tU==Unit("Jy")) { |
---|
| 392 | table_.rwKeywordSet().define(String("FluxUnit"), tmp); |
---|
| 393 | } else { |
---|
| 394 | throw AipsError("Illegal unit - must be compatible with Jy or K"); |
---|
| 395 | } |
---|
| 396 | } |
---|
| 397 | |
---|
[805] | 398 | void Scantable::setInstrument(const std::string& name) |
---|
[236] | 399 | { |
---|
[805] | 400 | bool throwIt = true; |
---|
[996] | 401 | // create an Instrument to see if this is valid |
---|
| 402 | STAttr::convertInstrument(name, throwIt); |
---|
[236] | 403 | String nameU(name); |
---|
| 404 | nameU.upcase(); |
---|
| 405 | table_.rwKeywordSet().define(String("AntennaName"), nameU); |
---|
| 406 | } |
---|
| 407 | |
---|
[1189] | 408 | void Scantable::setFeedType(const std::string& feedtype) |
---|
| 409 | { |
---|
| 410 | if ( Scantable::factories_.find(feedtype) == Scantable::factories_.end() ) { |
---|
| 411 | std::string msg = "Illegal feed type "+ feedtype; |
---|
| 412 | throw(casa::AipsError(msg)); |
---|
| 413 | } |
---|
| 414 | table_.rwKeywordSet().define(String("POLTYPE"), feedtype); |
---|
| 415 | } |
---|
| 416 | |
---|
[805] | 417 | MPosition Scantable::getAntennaPosition () const |
---|
| 418 | { |
---|
| 419 | Vector<Double> antpos; |
---|
| 420 | table_.keywordSet().get("AntennaPosition", antpos); |
---|
| 421 | MVPosition mvpos(antpos(0),antpos(1),antpos(2)); |
---|
| 422 | return MPosition(mvpos); |
---|
| 423 | } |
---|
[281] | 424 | |
---|
[805] | 425 | void Scantable::makePersistent(const std::string& filename) |
---|
| 426 | { |
---|
| 427 | String inname(filename); |
---|
| 428 | Path path(inname); |
---|
[1111] | 429 | /// @todo reindex SCANNO, recompute nbeam, nif, npol |
---|
[805] | 430 | inname = path.expandedName(); |
---|
| 431 | table_.deepCopy(inname, Table::New); |
---|
| 432 | } |
---|
| 433 | |
---|
[837] | 434 | int Scantable::nbeam( int scanno ) const |
---|
[805] | 435 | { |
---|
| 436 | if ( scanno < 0 ) { |
---|
| 437 | Int n; |
---|
| 438 | table_.keywordSet().get("nBeam",n); |
---|
| 439 | return int(n); |
---|
[105] | 440 | } else { |
---|
[805] | 441 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 442 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 443 | ROTableRow row(t); |
---|
| 444 | const TableRecord& rec = row.get(0); |
---|
| 445 | Table subt = t( t.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 446 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 447 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 448 | ROTableVector<uInt> v(subt, "BEAMNO"); |
---|
[805] | 449 | return int(v.nelements()); |
---|
[105] | 450 | } |
---|
[805] | 451 | return 0; |
---|
| 452 | } |
---|
[455] | 453 | |
---|
[837] | 454 | int Scantable::nif( int scanno ) const |
---|
[805] | 455 | { |
---|
| 456 | if ( scanno < 0 ) { |
---|
| 457 | Int n; |
---|
| 458 | table_.keywordSet().get("nIF",n); |
---|
| 459 | return int(n); |
---|
| 460 | } else { |
---|
| 461 | // take the first POLNO,BEAMNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 462 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 463 | ROTableRow row(t); |
---|
| 464 | const TableRecord& rec = row.get(0); |
---|
| 465 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 466 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 467 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 468 | if ( subt.nrow() == 0 ) return 0; |
---|
| 469 | ROTableVector<uInt> v(subt, "IFNO"); |
---|
[805] | 470 | return int(v.nelements()); |
---|
[2] | 471 | } |
---|
[805] | 472 | return 0; |
---|
| 473 | } |
---|
[321] | 474 | |
---|
[837] | 475 | int Scantable::npol( int scanno ) const |
---|
[805] | 476 | { |
---|
| 477 | if ( scanno < 0 ) { |
---|
| 478 | Int n; |
---|
| 479 | table_.keywordSet().get("nPol",n); |
---|
| 480 | return n; |
---|
| 481 | } else { |
---|
| 482 | // take the first POLNO,IFNO,CYCLENO as nbeam shouldn't vary with these |
---|
[888] | 483 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 484 | ROTableRow row(t); |
---|
| 485 | const TableRecord& rec = row.get(0); |
---|
| 486 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 487 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 488 | && t.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 489 | if ( subt.nrow() == 0 ) return 0; |
---|
| 490 | ROTableVector<uInt> v(subt, "POLNO"); |
---|
[805] | 491 | return int(v.nelements()); |
---|
[321] | 492 | } |
---|
[805] | 493 | return 0; |
---|
[2] | 494 | } |
---|
[805] | 495 | |
---|
[845] | 496 | int Scantable::ncycle( int scanno ) const |
---|
[206] | 497 | { |
---|
[805] | 498 | if ( scanno < 0 ) { |
---|
[837] | 499 | Block<String> cols(2); |
---|
| 500 | cols[0] = "SCANNO"; |
---|
| 501 | cols[1] = "CYCLENO"; |
---|
| 502 | TableIterator it(table_, cols); |
---|
| 503 | int n = 0; |
---|
| 504 | while ( !it.pastEnd() ) { |
---|
| 505 | ++n; |
---|
[902] | 506 | ++it; |
---|
[837] | 507 | } |
---|
| 508 | return n; |
---|
[805] | 509 | } else { |
---|
[888] | 510 | Table t = table_(table_.col("SCANNO") == scanno); |
---|
| 511 | ROTableRow row(t); |
---|
| 512 | const TableRecord& rec = row.get(0); |
---|
| 513 | Table subt = t( t.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 514 | && t.col("POLNO") == Int(rec.asuInt("POLNO")) |
---|
| 515 | && t.col("IFNO") == Int(rec.asuInt("IFNO")) ); |
---|
| 516 | if ( subt.nrow() == 0 ) return 0; |
---|
| 517 | return int(subt.nrow()); |
---|
[805] | 518 | } |
---|
| 519 | return 0; |
---|
[18] | 520 | } |
---|
[455] | 521 | |
---|
| 522 | |
---|
[845] | 523 | int Scantable::nrow( int scanno ) const |
---|
[805] | 524 | { |
---|
[845] | 525 | return int(table_.nrow()); |
---|
| 526 | } |
---|
| 527 | |
---|
| 528 | int Scantable::nchan( int ifno ) const |
---|
| 529 | { |
---|
| 530 | if ( ifno < 0 ) { |
---|
[805] | 531 | Int n; |
---|
| 532 | table_.keywordSet().get("nChan",n); |
---|
| 533 | return int(n); |
---|
| 534 | } else { |
---|
[1360] | 535 | // take the first SCANNO,POLNO,BEAMNO,CYCLENO as nbeam shouldn't |
---|
| 536 | // vary with these |
---|
[888] | 537 | Table t = table_(table_.col("IFNO") == ifno); |
---|
| 538 | if ( t.nrow() == 0 ) return 0; |
---|
| 539 | ROArrayColumn<Float> v(t, "SPECTRA"); |
---|
[923] | 540 | return v.shape(0)(0); |
---|
[805] | 541 | } |
---|
| 542 | return 0; |
---|
[18] | 543 | } |
---|
[455] | 544 | |
---|
[1111] | 545 | int Scantable::nscan() const { |
---|
| 546 | Vector<uInt> scannos(scanCol_.getColumn()); |
---|
[1148] | 547 | uInt nout = genSort( scannos, Sort::Ascending, |
---|
[1111] | 548 | Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 549 | return int(nout); |
---|
| 550 | } |
---|
| 551 | |
---|
[923] | 552 | int Scantable::getChannels(int whichrow) const |
---|
| 553 | { |
---|
| 554 | return specCol_.shape(whichrow)(0); |
---|
| 555 | } |
---|
[847] | 556 | |
---|
| 557 | int Scantable::getBeam(int whichrow) const |
---|
| 558 | { |
---|
| 559 | return beamCol_(whichrow); |
---|
| 560 | } |
---|
| 561 | |
---|
[1111] | 562 | std::vector<uint> Scantable::getNumbers(ScalarColumn<uInt>& col) |
---|
| 563 | { |
---|
| 564 | Vector<uInt> nos(col.getColumn()); |
---|
[1148] | 565 | uInt n = genSort( nos, Sort::Ascending, Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 566 | nos.resize(n, True); |
---|
[1111] | 567 | std::vector<uint> stlout; |
---|
| 568 | nos.tovector(stlout); |
---|
| 569 | return stlout; |
---|
| 570 | } |
---|
| 571 | |
---|
[847] | 572 | int Scantable::getIF(int whichrow) const |
---|
| 573 | { |
---|
| 574 | return ifCol_(whichrow); |
---|
| 575 | } |
---|
| 576 | |
---|
| 577 | int Scantable::getPol(int whichrow) const |
---|
| 578 | { |
---|
| 579 | return polCol_(whichrow); |
---|
| 580 | } |
---|
| 581 | |
---|
[805] | 582 | std::string Scantable::formatTime(const MEpoch& me, bool showdate) const |
---|
| 583 | { |
---|
| 584 | MVTime mvt(me.getValue()); |
---|
| 585 | if (showdate) |
---|
| 586 | mvt.setFormat(MVTime::YMD); |
---|
| 587 | else |
---|
| 588 | mvt.setFormat(MVTime::TIME); |
---|
| 589 | ostringstream oss; |
---|
| 590 | oss << mvt; |
---|
| 591 | return String(oss); |
---|
| 592 | } |
---|
[488] | 593 | |
---|
[805] | 594 | void Scantable::calculateAZEL() |
---|
| 595 | { |
---|
| 596 | MPosition mp = getAntennaPosition(); |
---|
| 597 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 598 | ostringstream oss; |
---|
| 599 | oss << "Computed azimuth/elevation using " << endl |
---|
| 600 | << mp << endl; |
---|
[996] | 601 | for (Int i=0; i<nrow(); ++i) { |
---|
[805] | 602 | MEpoch me = timeCol(i); |
---|
[987] | 603 | MDirection md = getDirection(i); |
---|
[805] | 604 | oss << " Time: " << formatTime(me,False) << " Direction: " << formatDirection(md) |
---|
| 605 | << endl << " => "; |
---|
| 606 | MeasFrame frame(mp, me); |
---|
| 607 | Vector<Double> azel = |
---|
| 608 | MDirection::Convert(md, MDirection::Ref(MDirection::AZEL, |
---|
| 609 | frame) |
---|
| 610 | )().getAngle("rad").getValue(); |
---|
[923] | 611 | azCol_.put(i,Float(azel[0])); |
---|
| 612 | elCol_.put(i,Float(azel[1])); |
---|
[805] | 613 | oss << "azel: " << azel[0]/C::pi*180.0 << " " |
---|
| 614 | << azel[1]/C::pi*180.0 << " (deg)" << endl; |
---|
[16] | 615 | } |
---|
[805] | 616 | pushLog(String(oss)); |
---|
| 617 | } |
---|
[89] | 618 | |
---|
[1430] | 619 | void Scantable::flag(const std::vector<bool>& msk, bool unflag) |
---|
[865] | 620 | { |
---|
[1333] | 621 | std::vector<bool>::const_iterator it; |
---|
| 622 | uInt ntrue = 0; |
---|
| 623 | for (it = msk.begin(); it != msk.end(); ++it) { |
---|
| 624 | if ( *it ) { |
---|
| 625 | ntrue++; |
---|
| 626 | } |
---|
| 627 | } |
---|
| 628 | if ( selector_.empty() && (msk.size() == 0 || msk.size() == ntrue) ) |
---|
[1000] | 629 | throw(AipsError("Trying to flag whole scantable.")); |
---|
| 630 | if ( msk.size() == 0 ) { |
---|
| 631 | uChar userflag = 1 << 7; |
---|
[1430] | 632 | if ( unflag ) { |
---|
| 633 | userflag = 0 << 7; |
---|
| 634 | } |
---|
[1000] | 635 | for ( uInt i=0; i<table_.nrow(); ++i) { |
---|
| 636 | Vector<uChar> flgs = flagsCol_(i); |
---|
| 637 | flgs = userflag; |
---|
| 638 | flagsCol_.put(i, flgs); |
---|
| 639 | } |
---|
| 640 | return; |
---|
| 641 | } |
---|
| 642 | if ( int(msk.size()) != nchan() ) { |
---|
| 643 | throw(AipsError("Mask has incorrect number of channels.")); |
---|
| 644 | } |
---|
| 645 | for ( uInt i=0; i<table_.nrow(); ++i) { |
---|
| 646 | Vector<uChar> flgs = flagsCol_(i); |
---|
| 647 | if ( flgs.nelements() != msk.size() ) { |
---|
| 648 | throw(AipsError("Mask has incorrect number of channels." |
---|
| 649 | " Probably varying with IF. Please flag per IF")); |
---|
| 650 | } |
---|
| 651 | std::vector<bool>::const_iterator it; |
---|
| 652 | uInt j = 0; |
---|
| 653 | uChar userflag = 1 << 7; |
---|
[1430] | 654 | if ( unflag ) { |
---|
| 655 | userflag = 0 << 7; |
---|
| 656 | } |
---|
[1000] | 657 | for (it = msk.begin(); it != msk.end(); ++it) { |
---|
| 658 | if ( *it ) { |
---|
| 659 | flgs(j) = userflag; |
---|
| 660 | } |
---|
| 661 | ++j; |
---|
| 662 | } |
---|
| 663 | flagsCol_.put(i, flgs); |
---|
| 664 | } |
---|
[865] | 665 | } |
---|
| 666 | |
---|
[805] | 667 | std::vector<bool> Scantable::getMask(int whichrow) const |
---|
| 668 | { |
---|
| 669 | Vector<uChar> flags; |
---|
| 670 | flagsCol_.get(uInt(whichrow), flags); |
---|
| 671 | Vector<Bool> bflag(flags.shape()); |
---|
| 672 | convertArray(bflag, flags); |
---|
| 673 | bflag = !bflag; |
---|
| 674 | std::vector<bool> mask; |
---|
| 675 | bflag.tovector(mask); |
---|
| 676 | return mask; |
---|
| 677 | } |
---|
[89] | 678 | |
---|
[896] | 679 | std::vector<float> Scantable::getSpectrum( int whichrow, |
---|
[902] | 680 | const std::string& poltype ) const |
---|
[805] | 681 | { |
---|
[905] | 682 | String ptype = poltype; |
---|
| 683 | if (poltype == "" ) ptype = getPolType(); |
---|
[902] | 684 | if ( whichrow < 0 || whichrow >= nrow() ) |
---|
| 685 | throw(AipsError("Illegal row number.")); |
---|
[896] | 686 | std::vector<float> out; |
---|
[805] | 687 | Vector<Float> arr; |
---|
[896] | 688 | uInt requestedpol = polCol_(whichrow); |
---|
| 689 | String basetype = getPolType(); |
---|
[905] | 690 | if ( ptype == basetype ) { |
---|
[896] | 691 | specCol_.get(whichrow, arr); |
---|
| 692 | } else { |
---|
[1598] | 693 | CountedPtr<STPol> stpol(STPol::getPolClass(Scantable::factories_, |
---|
[1586] | 694 | basetype)); |
---|
[1334] | 695 | uInt row = uInt(whichrow); |
---|
| 696 | stpol->setSpectra(getPolMatrix(row)); |
---|
| 697 | Float fang,fhand,parang; |
---|
[1586] | 698 | fang = focusTable_.getTotalAngle(mfocusidCol_(row)); |
---|
[1334] | 699 | fhand = focusTable_.getFeedHand(mfocusidCol_(row)); |
---|
[1586] | 700 | stpol->setPhaseCorrections(fang, fhand); |
---|
[1334] | 701 | arr = stpol->getSpectrum(requestedpol, ptype); |
---|
[896] | 702 | } |
---|
[902] | 703 | if ( arr.nelements() == 0 ) |
---|
| 704 | pushLog("Not enough polarisations present to do the conversion."); |
---|
[805] | 705 | arr.tovector(out); |
---|
| 706 | return out; |
---|
[89] | 707 | } |
---|
[212] | 708 | |
---|
[1360] | 709 | void Scantable::setSpectrum( const std::vector<float>& spec, |
---|
[884] | 710 | int whichrow ) |
---|
| 711 | { |
---|
| 712 | Vector<Float> spectrum(spec); |
---|
| 713 | Vector<Float> arr; |
---|
| 714 | specCol_.get(whichrow, arr); |
---|
| 715 | if ( spectrum.nelements() != arr.nelements() ) |
---|
[896] | 716 | throw AipsError("The spectrum has incorrect number of channels."); |
---|
[884] | 717 | specCol_.put(whichrow, spectrum); |
---|
| 718 | } |
---|
| 719 | |
---|
| 720 | |
---|
[805] | 721 | String Scantable::generateName() |
---|
[745] | 722 | { |
---|
[805] | 723 | return (File::newUniqueName("./","temp")).baseName(); |
---|
[212] | 724 | } |
---|
| 725 | |
---|
[805] | 726 | const casa::Table& Scantable::table( ) const |
---|
[212] | 727 | { |
---|
[805] | 728 | return table_; |
---|
[212] | 729 | } |
---|
| 730 | |
---|
[805] | 731 | casa::Table& Scantable::table( ) |
---|
[386] | 732 | { |
---|
[805] | 733 | return table_; |
---|
[386] | 734 | } |
---|
| 735 | |
---|
[896] | 736 | std::string Scantable::getPolType() const |
---|
| 737 | { |
---|
| 738 | return table_.keywordSet().asString("POLTYPE"); |
---|
| 739 | } |
---|
| 740 | |
---|
[805] | 741 | void Scantable::unsetSelection() |
---|
[380] | 742 | { |
---|
[805] | 743 | table_ = originalTable_; |
---|
[847] | 744 | attach(); |
---|
[805] | 745 | selector_.reset(); |
---|
[380] | 746 | } |
---|
[386] | 747 | |
---|
[805] | 748 | void Scantable::setSelection( const STSelector& selection ) |
---|
[430] | 749 | { |
---|
[805] | 750 | Table tab = const_cast<STSelector&>(selection).apply(originalTable_); |
---|
| 751 | if ( tab.nrow() == 0 ) { |
---|
| 752 | throw(AipsError("Selection contains no data. Not applying it.")); |
---|
| 753 | } |
---|
| 754 | table_ = tab; |
---|
[847] | 755 | attach(); |
---|
[805] | 756 | selector_ = selection; |
---|
[430] | 757 | } |
---|
| 758 | |
---|
[837] | 759 | std::string Scantable::summary( bool verbose ) |
---|
[447] | 760 | { |
---|
[805] | 761 | // Format header info |
---|
| 762 | ostringstream oss; |
---|
| 763 | oss << endl; |
---|
| 764 | oss << asap::SEPERATOR << endl; |
---|
| 765 | oss << " Scan Table Summary" << endl; |
---|
| 766 | oss << asap::SEPERATOR << endl; |
---|
| 767 | oss.flags(std::ios_base::left); |
---|
| 768 | oss << setw(15) << "Beams:" << setw(4) << nbeam() << endl |
---|
| 769 | << setw(15) << "IFs:" << setw(4) << nif() << endl |
---|
[896] | 770 | << setw(15) << "Polarisations:" << setw(4) << npol() |
---|
| 771 | << "(" << getPolType() << ")" << endl |
---|
[805] | 772 | << setw(15) << "Channels:" << setw(4) << nchan() << endl; |
---|
| 773 | oss << endl; |
---|
| 774 | String tmp; |
---|
[860] | 775 | oss << setw(15) << "Observer:" |
---|
| 776 | << table_.keywordSet().asString("Observer") << endl; |
---|
[805] | 777 | oss << setw(15) << "Obs Date:" << getTime(-1,true) << endl; |
---|
| 778 | table_.keywordSet().get("Project", tmp); |
---|
| 779 | oss << setw(15) << "Project:" << tmp << endl; |
---|
| 780 | table_.keywordSet().get("Obstype", tmp); |
---|
| 781 | oss << setw(15) << "Obs. Type:" << tmp << endl; |
---|
| 782 | table_.keywordSet().get("AntennaName", tmp); |
---|
| 783 | oss << setw(15) << "Antenna Name:" << tmp << endl; |
---|
| 784 | table_.keywordSet().get("FluxUnit", tmp); |
---|
| 785 | oss << setw(15) << "Flux Unit:" << tmp << endl; |
---|
[941] | 786 | Vector<Double> vec(moleculeTable_.getRestFrequencies()); |
---|
[805] | 787 | oss << setw(15) << "Rest Freqs:"; |
---|
| 788 | if (vec.nelements() > 0) { |
---|
| 789 | oss << setprecision(10) << vec << " [Hz]" << endl; |
---|
| 790 | } else { |
---|
| 791 | oss << "none" << endl; |
---|
| 792 | } |
---|
[941] | 793 | |
---|
| 794 | oss << setw(15) << "Abcissa:" << getAbcissaLabel(0) << endl; |
---|
[805] | 795 | oss << selector_.print() << endl; |
---|
| 796 | oss << endl; |
---|
| 797 | // main table |
---|
| 798 | String dirtype = "Position (" |
---|
[987] | 799 | + getDirectionRefString() |
---|
[805] | 800 | + ")"; |
---|
[941] | 801 | oss << setw(5) << "Scan" << setw(15) << "Source" |
---|
| 802 | << setw(10) << "Time" << setw(18) << "Integration" << endl; |
---|
| 803 | oss << setw(5) << "" << setw(5) << "Beam" << setw(3) << "" << dirtype << endl; |
---|
| 804 | oss << setw(10) << "" << setw(3) << "IF" << setw(6) << "" |
---|
[805] | 805 | << setw(8) << "Frame" << setw(16) |
---|
| 806 | << "RefVal" << setw(10) << "RefPix" << setw(12) << "Increment" <<endl; |
---|
| 807 | oss << asap::SEPERATOR << endl; |
---|
| 808 | TableIterator iter(table_, "SCANNO"); |
---|
| 809 | while (!iter.pastEnd()) { |
---|
| 810 | Table subt = iter.table(); |
---|
| 811 | ROTableRow row(subt); |
---|
| 812 | MEpoch::ROScalarColumn timeCol(subt,"TIME"); |
---|
| 813 | const TableRecord& rec = row.get(0); |
---|
| 814 | oss << setw(4) << std::right << rec.asuInt("SCANNO") |
---|
| 815 | << std::left << setw(1) << "" |
---|
| 816 | << setw(15) << rec.asString("SRCNAME") |
---|
| 817 | << setw(10) << formatTime(timeCol(0), false); |
---|
| 818 | // count the cycles in the scan |
---|
| 819 | TableIterator cyciter(subt, "CYCLENO"); |
---|
| 820 | int nint = 0; |
---|
| 821 | while (!cyciter.pastEnd()) { |
---|
| 822 | ++nint; |
---|
| 823 | ++cyciter; |
---|
| 824 | } |
---|
| 825 | oss << setw(3) << std::right << nint << setw(3) << " x " << std::left |
---|
| 826 | << setw(6) << formatSec(rec.asFloat("INTERVAL")) << endl; |
---|
[447] | 827 | |
---|
[805] | 828 | TableIterator biter(subt, "BEAMNO"); |
---|
| 829 | while (!biter.pastEnd()) { |
---|
| 830 | Table bsubt = biter.table(); |
---|
| 831 | ROTableRow brow(bsubt); |
---|
| 832 | const TableRecord& brec = brow.get(0); |
---|
[1000] | 833 | uInt row0 = bsubt.rowNumbers(table_)[0]; |
---|
[941] | 834 | oss << setw(5) << "" << setw(4) << std::right << brec.asuInt("BEAMNO")<< std::left; |
---|
[987] | 835 | oss << setw(4) << "" << formatDirection(getDirection(row0)) << endl; |
---|
[805] | 836 | TableIterator iiter(bsubt, "IFNO"); |
---|
| 837 | while (!iiter.pastEnd()) { |
---|
| 838 | Table isubt = iiter.table(); |
---|
| 839 | ROTableRow irow(isubt); |
---|
| 840 | const TableRecord& irec = irow.get(0); |
---|
[941] | 841 | oss << setw(10) << ""; |
---|
| 842 | oss << setw(3) << std::right << irec.asuInt("IFNO") << std::left |
---|
[1375] | 843 | << setw(2) << "" << frequencies().print(irec.asuInt("FREQ_ID")) |
---|
| 844 | << endl; |
---|
[447] | 845 | |
---|
[805] | 846 | ++iiter; |
---|
| 847 | } |
---|
| 848 | ++biter; |
---|
| 849 | } |
---|
| 850 | ++iter; |
---|
[447] | 851 | } |
---|
[805] | 852 | /// @todo implement verbose mode |
---|
| 853 | return String(oss); |
---|
[447] | 854 | } |
---|
| 855 | |
---|
[805] | 856 | std::string Scantable::getTime(int whichrow, bool showdate) const |
---|
[777] | 857 | { |
---|
[805] | 858 | MEpoch::ROScalarColumn timeCol(table_, "TIME"); |
---|
| 859 | MEpoch me; |
---|
| 860 | if (whichrow > -1) { |
---|
| 861 | me = timeCol(uInt(whichrow)); |
---|
| 862 | } else { |
---|
| 863 | Double tm; |
---|
| 864 | table_.keywordSet().get("UTC",tm); |
---|
| 865 | me = MEpoch(MVEpoch(tm)); |
---|
[777] | 866 | } |
---|
[805] | 867 | return formatTime(me, showdate); |
---|
[777] | 868 | } |
---|
[805] | 869 | |
---|
[1411] | 870 | MEpoch Scantable::getEpoch(int whichrow) const |
---|
| 871 | { |
---|
| 872 | if (whichrow > -1) { |
---|
| 873 | return timeCol_(uInt(whichrow)); |
---|
| 874 | } else { |
---|
| 875 | Double tm; |
---|
| 876 | table_.keywordSet().get("UTC",tm); |
---|
[1598] | 877 | return MEpoch(MVEpoch(tm)); |
---|
[1411] | 878 | } |
---|
| 879 | } |
---|
| 880 | |
---|
[1068] | 881 | std::string Scantable::getDirectionString(int whichrow) const |
---|
| 882 | { |
---|
| 883 | return formatDirection(getDirection(uInt(whichrow))); |
---|
| 884 | } |
---|
| 885 | |
---|
[1598] | 886 | |
---|
| 887 | SpectralCoordinate Scantable::getSpectralCoordinate(int whichrow) const { |
---|
| 888 | const MPosition& mp = getAntennaPosition(); |
---|
| 889 | const MDirection& md = getDirection(whichrow); |
---|
| 890 | const MEpoch& me = timeCol_(whichrow); |
---|
| 891 | Double rf = moleculeTable_.getRestFrequency(mmolidCol_(whichrow)); |
---|
| 892 | return freqTable_.getSpectralCoordinate(md, mp, me, rf, |
---|
| 893 | mfreqidCol_(whichrow)); |
---|
| 894 | } |
---|
| 895 | |
---|
[1360] | 896 | std::vector< double > Scantable::getAbcissa( int whichrow ) const |
---|
[865] | 897 | { |
---|
[1507] | 898 | if ( whichrow > int(table_.nrow()) ) throw(AipsError("Illegal row number")); |
---|
[865] | 899 | std::vector<double> stlout; |
---|
| 900 | int nchan = specCol_(whichrow).nelements(); |
---|
| 901 | String us = freqTable_.getUnitString(); |
---|
| 902 | if ( us == "" || us == "pixel" || us == "channel" ) { |
---|
| 903 | for (int i=0; i<nchan; ++i) { |
---|
| 904 | stlout.push_back(double(i)); |
---|
| 905 | } |
---|
| 906 | return stlout; |
---|
| 907 | } |
---|
[1598] | 908 | SpectralCoordinate spc = getSpectralCoordinate(whichrow); |
---|
[865] | 909 | Vector<Double> pixel(nchan); |
---|
| 910 | Vector<Double> world; |
---|
| 911 | indgen(pixel); |
---|
| 912 | if ( Unit(us) == Unit("Hz") ) { |
---|
| 913 | for ( int i=0; i < nchan; ++i) { |
---|
| 914 | Double world; |
---|
| 915 | spc.toWorld(world, pixel[i]); |
---|
| 916 | stlout.push_back(double(world)); |
---|
| 917 | } |
---|
| 918 | } else if ( Unit(us) == Unit("km/s") ) { |
---|
| 919 | Vector<Double> world; |
---|
| 920 | spc.pixelToVelocity(world, pixel); |
---|
| 921 | world.tovector(stlout); |
---|
| 922 | } |
---|
| 923 | return stlout; |
---|
| 924 | } |
---|
[1360] | 925 | void Scantable::setDirectionRefString( const std::string & refstr ) |
---|
[987] | 926 | { |
---|
| 927 | MDirection::Types mdt; |
---|
| 928 | if (refstr != "" && !MDirection::getType(mdt, refstr)) { |
---|
| 929 | throw(AipsError("Illegal Direction frame.")); |
---|
| 930 | } |
---|
| 931 | if ( refstr == "" ) { |
---|
| 932 | String defaultstr = MDirection::showType(dirCol_.getMeasRef().getType()); |
---|
| 933 | table_.rwKeywordSet().define("DIRECTIONREF", defaultstr); |
---|
| 934 | } else { |
---|
| 935 | table_.rwKeywordSet().define("DIRECTIONREF", String(refstr)); |
---|
| 936 | } |
---|
| 937 | } |
---|
[865] | 938 | |
---|
[1360] | 939 | std::string Scantable::getDirectionRefString( ) const |
---|
[987] | 940 | { |
---|
| 941 | return table_.keywordSet().asString("DIRECTIONREF"); |
---|
| 942 | } |
---|
| 943 | |
---|
| 944 | MDirection Scantable::getDirection(int whichrow ) const |
---|
| 945 | { |
---|
| 946 | String usertype = table_.keywordSet().asString("DIRECTIONREF"); |
---|
| 947 | String type = MDirection::showType(dirCol_.getMeasRef().getType()); |
---|
| 948 | if ( usertype != type ) { |
---|
| 949 | MDirection::Types mdt; |
---|
| 950 | if (!MDirection::getType(mdt, usertype)) { |
---|
| 951 | throw(AipsError("Illegal Direction frame.")); |
---|
| 952 | } |
---|
| 953 | return dirCol_.convert(uInt(whichrow), mdt); |
---|
| 954 | } else { |
---|
| 955 | return dirCol_(uInt(whichrow)); |
---|
| 956 | } |
---|
| 957 | } |
---|
| 958 | |
---|
[847] | 959 | std::string Scantable::getAbcissaLabel( int whichrow ) const |
---|
| 960 | { |
---|
[996] | 961 | if ( whichrow > int(table_.nrow()) ) throw(AipsError("Illegal ro number")); |
---|
[847] | 962 | const MPosition& mp = getAntennaPosition(); |
---|
[987] | 963 | const MDirection& md = getDirection(whichrow); |
---|
[847] | 964 | const MEpoch& me = timeCol_(whichrow); |
---|
| 965 | const Double& rf = mmolidCol_(whichrow); |
---|
| 966 | SpectralCoordinate spc = |
---|
| 967 | freqTable_.getSpectralCoordinate(md, mp, me, rf, mfreqidCol_(whichrow)); |
---|
| 968 | |
---|
| 969 | String s = "Channel"; |
---|
| 970 | Unit u = Unit(freqTable_.getUnitString()); |
---|
| 971 | if (u == Unit("km/s")) { |
---|
[1170] | 972 | s = CoordinateUtil::axisLabel(spc, 0, True,True, True); |
---|
[847] | 973 | } else if (u == Unit("Hz")) { |
---|
| 974 | Vector<String> wau(1);wau = u.getName(); |
---|
| 975 | spc.setWorldAxisUnits(wau); |
---|
[1170] | 976 | s = CoordinateUtil::axisLabel(spc, 0, True, True, False); |
---|
[847] | 977 | } |
---|
| 978 | return s; |
---|
| 979 | |
---|
| 980 | } |
---|
| 981 | |
---|
[1360] | 982 | void Scantable::setRestFrequencies( double rf, const std::string& name, |
---|
[1170] | 983 | const std::string& unit ) |
---|
[847] | 984 | { |
---|
[923] | 985 | ///@todo lookup in line table to fill in name and formattedname |
---|
[847] | 986 | Unit u(unit); |
---|
| 987 | Quantum<Double> urf(rf, u); |
---|
[1170] | 988 | uInt id = moleculeTable_.addEntry(urf.getValue("Hz"), name, ""); |
---|
[847] | 989 | TableVector<uInt> tabvec(table_, "MOLECULE_ID"); |
---|
| 990 | tabvec = id; |
---|
| 991 | } |
---|
| 992 | |
---|
[1360] | 993 | void Scantable::setRestFrequencies( const std::string& name ) |
---|
[847] | 994 | { |
---|
| 995 | throw(AipsError("setRestFrequencies( const std::string& name ) NYI")); |
---|
| 996 | ///@todo implement |
---|
| 997 | } |
---|
| 998 | |
---|
[1360] | 999 | std::vector< unsigned int > Scantable::rownumbers( ) const |
---|
[852] | 1000 | { |
---|
| 1001 | std::vector<unsigned int> stlout; |
---|
| 1002 | Vector<uInt> vec = table_.rowNumbers(); |
---|
| 1003 | vec.tovector(stlout); |
---|
| 1004 | return stlout; |
---|
| 1005 | } |
---|
| 1006 | |
---|
[865] | 1007 | |
---|
[1360] | 1008 | Matrix<Float> Scantable::getPolMatrix( uInt whichrow ) const |
---|
[896] | 1009 | { |
---|
| 1010 | ROTableRow row(table_); |
---|
| 1011 | const TableRecord& rec = row.get(whichrow); |
---|
| 1012 | Table t = |
---|
| 1013 | originalTable_( originalTable_.col("SCANNO") == Int(rec.asuInt("SCANNO")) |
---|
| 1014 | && originalTable_.col("BEAMNO") == Int(rec.asuInt("BEAMNO")) |
---|
| 1015 | && originalTable_.col("IFNO") == Int(rec.asuInt("IFNO")) |
---|
| 1016 | && originalTable_.col("CYCLENO") == Int(rec.asuInt("CYCLENO")) ); |
---|
| 1017 | ROArrayColumn<Float> speccol(t, "SPECTRA"); |
---|
| 1018 | return speccol.getColumn(); |
---|
| 1019 | } |
---|
[865] | 1020 | |
---|
[1360] | 1021 | std::vector< std::string > Scantable::columnNames( ) const |
---|
[902] | 1022 | { |
---|
| 1023 | Vector<String> vec = table_.tableDesc().columnNames(); |
---|
| 1024 | return mathutil::tovectorstring(vec); |
---|
| 1025 | } |
---|
[896] | 1026 | |
---|
[1360] | 1027 | MEpoch::Types Scantable::getTimeReference( ) const |
---|
[915] | 1028 | { |
---|
| 1029 | return MEpoch::castType(timeCol_.getMeasRef().getType()); |
---|
[972] | 1030 | } |
---|
[915] | 1031 | |
---|
[1360] | 1032 | void Scantable::addFit( const STFitEntry& fit, int row ) |
---|
[972] | 1033 | { |
---|
| 1034 | cout << mfitidCol_(uInt(row)) << endl; |
---|
| 1035 | uInt id = fitTable_.addEntry(fit, mfitidCol_(uInt(row))); |
---|
| 1036 | mfitidCol_.put(uInt(row), id); |
---|
| 1037 | } |
---|
[915] | 1038 | |
---|
[1360] | 1039 | void Scantable::shift(int npix) |
---|
| 1040 | { |
---|
| 1041 | Vector<uInt> fids(mfreqidCol_.getColumn()); |
---|
| 1042 | genSort( fids, Sort::Ascending, |
---|
| 1043 | Sort::QuickSort|Sort::NoDuplicates ); |
---|
| 1044 | for (uInt i=0; i<fids.nelements(); ++i) { |
---|
[1567] | 1045 | frequencies().shiftRefPix(npix, fids[i]); |
---|
[1360] | 1046 | } |
---|
| 1047 | } |
---|
[987] | 1048 | |
---|
[1391] | 1049 | std::string asap::Scantable::getAntennaName() const |
---|
| 1050 | { |
---|
| 1051 | String out; |
---|
| 1052 | table_.keywordSet().get("AntennaName", out); |
---|
| 1053 | return out; |
---|
[987] | 1054 | } |
---|
[1391] | 1055 | |
---|
| 1056 | int asap::Scantable::checkScanInfo(const std::vector<int>& scanlist) const |
---|
| 1057 | { |
---|
| 1058 | String tbpath; |
---|
| 1059 | int ret = 0; |
---|
| 1060 | if ( table_.keywordSet().isDefined("GBT_GO") ) { |
---|
| 1061 | table_.keywordSet().get("GBT_GO", tbpath); |
---|
| 1062 | Table t(tbpath,Table::Old); |
---|
| 1063 | // check each scan if other scan of the pair exist |
---|
| 1064 | int nscan = scanlist.size(); |
---|
| 1065 | for (int i = 0; i < nscan; i++) { |
---|
| 1066 | Table subt = t( t.col("SCAN") == scanlist[i]+1 ); |
---|
| 1067 | if (subt.nrow()==0) { |
---|
| 1068 | cerr <<"Scan "<<scanlist[i]<<" cannot be found in the scantable."<<endl; |
---|
| 1069 | ret = 1; |
---|
| 1070 | break; |
---|
| 1071 | } |
---|
| 1072 | ROTableRow row(subt); |
---|
| 1073 | const TableRecord& rec = row.get(0); |
---|
| 1074 | int scan1seqn = rec.asuInt("PROCSEQN"); |
---|
| 1075 | int laston1 = rec.asuInt("LASTON"); |
---|
| 1076 | if ( rec.asuInt("PROCSIZE")==2 ) { |
---|
| 1077 | if ( i < nscan-1 ) { |
---|
| 1078 | Table subt2 = t( t.col("SCAN") == scanlist[i+1]+1 ); |
---|
| 1079 | if ( subt2.nrow() == 0) { |
---|
| 1080 | cerr<<"Scan "<<scanlist[i+1]<<" cannot be found in the scantable."<<endl; |
---|
| 1081 | ret = 1; |
---|
| 1082 | break; |
---|
| 1083 | } |
---|
| 1084 | ROTableRow row2(subt2); |
---|
| 1085 | const TableRecord& rec2 = row2.get(0); |
---|
| 1086 | int scan2seqn = rec2.asuInt("PROCSEQN"); |
---|
| 1087 | int laston2 = rec2.asuInt("LASTON"); |
---|
| 1088 | if (scan1seqn == 1 && scan2seqn == 2) { |
---|
| 1089 | if (laston1 == laston2) { |
---|
| 1090 | cerr<<"A valid scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<endl; |
---|
| 1091 | i +=1; |
---|
| 1092 | } |
---|
| 1093 | else { |
---|
| 1094 | cerr<<"Incorrect scan pair ["<<scanlist[i]<<","<<scanlist[i+1]<<"]"<<endl; |
---|
| 1095 | } |
---|
| 1096 | } |
---|
| 1097 | else if (scan1seqn==2 && scan2seqn == 1) { |
---|
| 1098 | if (laston1 == laston2) { |
---|
| 1099 | cerr<<"["<<scanlist[i]<<","<<scanlist[i+1]<<"] is a valid scan pair but in incorrect order."<<endl; |
---|
| 1100 | ret = 1; |
---|
| 1101 | break; |
---|
| 1102 | } |
---|
| 1103 | } |
---|
| 1104 | else { |
---|
| 1105 | cerr<<"The other scan for "<<scanlist[i]<<" appears to be missing. Check the input scan numbers."<<endl; |
---|
| 1106 | ret = 1; |
---|
| 1107 | break; |
---|
| 1108 | } |
---|
| 1109 | } |
---|
| 1110 | } |
---|
| 1111 | else { |
---|
| 1112 | cerr<<"The scan does not appear to be standard obsevation."<<endl; |
---|
| 1113 | } |
---|
| 1114 | //if ( i >= nscan ) break; |
---|
| 1115 | } |
---|
| 1116 | } |
---|
| 1117 | else { |
---|
| 1118 | cerr<<"No reference to GBT_GO table."<<endl; |
---|
| 1119 | ret = 1; |
---|
| 1120 | } |
---|
| 1121 | return ret; |
---|
| 1122 | } |
---|
| 1123 | |
---|
| 1124 | std::vector<double> asap::Scantable::getDirectionVector(int whichrow) const |
---|
| 1125 | { |
---|
| 1126 | Vector<Double> Dir = dirCol_(whichrow).getAngle("rad").getValue(); |
---|
| 1127 | std::vector<double> dir; |
---|
| 1128 | Dir.tovector(dir); |
---|
| 1129 | return dir; |
---|
| 1130 | } |
---|
| 1131 | |
---|
| 1132 | } |
---|
[987] | 1133 | //namespace asap |
---|