| 1 |
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| 2 | //
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| 3 | // C++ Implementation: STTcal
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| 4 | //
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| 5 | // Description:
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| 6 | //
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| 7 | //
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| 8 | // Author: Malte Marquarding <asap@atnf.csiro.au>, (C) 2006
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| 9 | //
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| 10 | // Copyright: See COPYING file that comes with this distribution
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| 11 | //
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| 12 | //
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| 13 | #include <casa/Exceptions/Error.h>
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| 14 | #include <tables/Tables/TableDesc.h>
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| 15 | #include <tables/Tables/SetupNewTab.h>
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| 16 | #include <tables/Tables/ScaColDesc.h>
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| 17 | #include <tables/Tables/ArrColDesc.h>
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| 18 | #include <tables/Tables/TableRecord.h>
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| 19 | #include <tables/TaQL/TableParse.h>
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| 20 | #include <tables/Tables/TableRow.h>
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| 21 | #include <casa/Containers/RecordField.h>
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| 22 |
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| 23 | #include "STTcal.h"
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| 24 |
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| 25 |
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| 26 | using namespace casacore;
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| 27 |
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| 28 | namespace asap {
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| 29 |
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| 30 | const casacore::String STTcal::name_ = "TCAL";
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| 31 |
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| 32 | STTcal::STTcal(const Scantable& parent) :
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| 33 | STSubTable( parent, name_ )
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| 34 | {
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| 35 | setup();
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| 36 | }
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| 37 |
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| 38 | STTcal& asap::STTcal::operator =( const STTcal & other )
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| 39 | {
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| 40 | if ( this != &other ) {
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| 41 | static_cast<STSubTable&>(*this) = other;
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| 42 | timeCol_.attach(table_,"TIME");
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| 43 | tcalCol_.attach(table_,"TCAL");
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| 44 | }
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| 45 | return *this;
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| 46 | }
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| 47 |
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| 48 | asap::STTcal::STTcal( casacore::Table tab ) : STSubTable(tab, name_)
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| 49 | {
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| 50 | timeCol_.attach(table_,"TIME");
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| 51 | tcalCol_.attach(table_,"TCAL");
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| 52 |
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| 53 | }
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| 54 |
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| 55 | STTcal::~STTcal()
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| 56 | {
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| 57 | }
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| 58 |
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| 59 | void asap::STTcal::setup( )
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| 60 | {
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| 61 | // add to base class table
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| 62 | table_.addColumn(ScalarColumnDesc<String>("TIME"));
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| 63 | table_.addColumn(ArrayColumnDesc<Float>("TCAL"));
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| 64 |
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| 65 | // new cached columns
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| 66 | timeCol_.attach(table_,"TIME");
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| 67 | tcalCol_.attach(table_,"TCAL");
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| 68 | }
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| 69 |
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| 70 | /*** rewrite this for handling of GBT data
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| 71 | uInt STTcal::addEntry( const String& time, const Vector<Float>& cal)
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| 72 | {
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| 73 | // test if this already exists
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| 74 | Table result = table_( table_.col("TIME") == time );
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| 75 | uInt resultid = 0;
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| 76 | if ( result.nrow() > 0) {
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| 77 | ROScalarColumn<uInt> c(result, "ID");
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| 78 | c.get(0, resultid);
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| 79 | } else {
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| 80 | uInt rno = table_.nrow();
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| 81 | table_.addRow();
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| 82 | // get last assigned tcal_id and increment
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| 83 | if ( rno > 0 ) {
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| 84 | idCol_.get(rno-1, resultid);
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| 85 | resultid++;
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| 86 | }
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| 87 | tcalCol_.put(rno, cal);
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| 88 | timeCol_.put(rno, time);
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| 89 | idCol_.put(rno, resultid);
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| 90 | }
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| 91 | return resultid;
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| 92 | }
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| 93 | ***/
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| 94 |
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| 95 | uInt STTcal::addEntry( const String& time, const Vector<Float>& cal)
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| 96 | {
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| 97 | // test if this already exists
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| 98 | // TT - different Tcal values for each polarization, feed, and
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| 99 | // data description. So there may be multiple entries for the same
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| 100 | // time stamp.
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| 101 | uInt resultid;
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| 102 | uInt rno = table_.nrow();
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| 103 | //table_.addRow();
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| 104 | // get last assigned tcal_id and increment
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| 105 | if ( rno == 0 ) {
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| 106 | resultid = 0;
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| 107 | }
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| 108 | else {
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| 109 | idCol_.get(rno-1, resultid);
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| 110 | resultid++;
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| 111 | }
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| 112 | table_.addRow();
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| 113 | tcalCol_.put(rno, cal);
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| 114 | timeCol_.put(rno, time);
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| 115 | idCol_.put(rno, resultid);
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| 116 | return resultid;
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| 117 | }
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| 118 |
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| 119 |
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| 120 | void STTcal::getEntry( String& time, Vector<Float>& tcal, uInt id )
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| 121 | {
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| 122 | Table t = table_(table_.col("ID") == Int(id),1);
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| 123 | if (t.nrow() == 0 ) {
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| 124 | throw(AipsError("STTcal::getEntry - id out of range"));
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| 125 | }
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| 126 | ROTableRow row(t);
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| 127 | // get first row - there should only be one matching id
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| 128 | const TableRecord& rec = row.get(0);
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| 129 | time = rec.asString("TIME");
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| 130 | tcal.resize();
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| 131 | Vector<Float> out;
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| 132 | rec.get("TCAL",out);
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| 133 | tcal = out;
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| 134 | }
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| 135 |
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| 136 | } //namespace
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