source: trunk/src/STCalSkyOtfAlma.cpp@ 2809

Last change on this file since 2809 was 2786, checked in by Takeshi Nakazato, 12 years ago

New Development: No

JIRA Issue: Yes CAS-4770

Ready for Test: Yes

Interface Changes: No

What Interface Changed: Please list interface changes

Test Programs: test_sdcal2

Put in Release Notes: No

Module(s): Module Names change impacts.

Description: Describe your changes here...

Bug fix on handling data selection of input Scantable object.


File size: 4.7 KB
Line 
1//
2// C++ Implementation: STCalSkyOtfAlma
3//
4// Description:
5//
6//
7// Author: Takeshi Nakazato <takeshi.nakazato@nao.ac.jp> (C) 2012
8//
9// Copyright: See COPYING file that comes with this distribution
10//
11//
12
13#include <vector>
14#include "STSelector.h"
15#include "STCalSkyOtfAlma.h"
16#include "RowAccumulator.h"
17#include "STIdxIter.h"
18#include "STDefs.h"
19#include "EdgeMarker.h"
20
21#include <atnf/PKSIO/SrcType.h>
22
23using namespace std;
24using namespace casa;
25
26namespace asap {
27 STCalSkyOtfAlma::STCalSkyOtfAlma(CountedPtr<Scantable> &s, bool israster)
28 : STCalSkyPSAlma(s),
29 israster_(israster)
30{}
31
32void STCalSkyOtfAlma::setupSelector(const STSelector &sel)
33{
34 sel_ = sel;
35
36 // Detect edges using EdgeMarker
37 EdgeMarker marker(israster_);
38
39 // we can set insitu=True since we only need
40 // a list of rows to be marked. No marking is
41 // done here.
42 marker.setdata(scantable_, True);
43 marker.setoption(options_);
44 marker.detect();
45 Block<uInt> rows = marker.getDetectedRows();
46 vector<int> vectorRows(rows.nelements());
47 for (size_t i = 0; i < vectorRows.size(); ++i)
48 vectorRows[i] = rows[i];
49
50 // Set list of row indices to selector
51 sel_.setRows(vectorRows);
52}
53
54// void STCalSkyOtfAlma::fillCalTable()
55// {
56// RowAccumulator acc(W_TINT);
57
58// vector<string> cols(3);
59// cols[0] = "IFNO";
60// cols[1] = "POLNO";
61// cols[2] = "BEAMNO";
62// STIdxIterAcc iter(scantable_, cols);
63
64// ROScalarColumn<Double> *tcol = new ROScalarColumn<Double>(scantable_->table(), "TIME");
65// Vector<Double> timeSec = tcol->getColumn() * 86400.0;
66// tcol->attach(scantable_->table(), "INTERVAL");
67// Vector<Double> intervalSec = tcol->getColumn();
68// delete tcol;
69// ROScalarColumn<Float> *ecol = new ROScalarColumn<Float>(scantable_->table(), "ELEVATION");
70// Vector<Float> elevation = ecol->getColumn();
71// delete ecol;
72
73// ROArrayColumn<Float> specCol(scantable_->table(), "SPECTRA");
74// ROArrayColumn<uChar> flagCol(scantable_->table(), "FLAGTRA");
75// ROScalarColumn<uInt> freqidCol(scantable_->table(), "FREQ_ID");
76
77// // dummy Tsys: the following process doesn't need Tsys but RowAccumulator
78// // requires to set it with spectral data
79// Vector<Float> tsys(1, 1.0);
80
81// Double timeCen = 0.0;
82// Float elCen = 0.0;
83// uInt count = 0;
84
85// while(!iter.pastEnd()) {
86// Vector<uInt> rows = iter.getRows(SHARE);
87// Vector<uInt> current = iter.current();
88// uInt len = rows.nelements();
89// if (len == 0) {
90// iter.next();
91// continue;
92// }
93// else if (len == 1) {
94// STCalSkyTable *p = dynamic_cast<STCalSkyTable *>(&(*applytable_));
95// uInt irow = rows[0];
96// p->appenddata(0, 0, current[2], current[0], current[1],
97// freqidCol(irow), timeSec[irow], elevation[irow], specCol(irow));
98// iter.next();
99// continue;
100// }
101
102// uInt nchan = scantable_->nchan(scantable_->getIF(rows[0]));
103// Vector<uChar> flag(nchan);
104// Vector<Bool> bflag(nchan);
105// Vector<Float> spec(nchan);
106
107// Vector<Double> timeSep(len);
108// for (uInt i = 0; i < len-1; i++) {
109// timeSep[i] = timeSec[rows[i+1]] - timeSec[rows[i]] ;
110// }
111// Double tMedian = median(timeSep(IPosition(1,0), IPosition(1,len-2)));
112// timeSep[len-1] = tMedian * 10000.0 ; // any large value
113
114// uInt irow ;
115// uInt jrow ;
116// for (uInt i = 0; i < len; i++) {
117// irow = rows[i];
118// jrow = (i < len-1) ? rows[i+1] : rows[i];
119// // accumulate data
120// flagCol.get(irow, flag);
121// convertArray(bflag, flag);
122// specCol.get(irow, spec);
123// if ( !allEQ(bflag,True) )
124// acc.add( spec, !bflag, tsys, intervalSec[irow], timeSec[irow] ) ;
125// timeCen += timeSec[irow];
126// elCen += elevation[irow];
127// count++;
128
129// // check time gap
130// double gap = 2.0 * timeSep[i] / (intervalSec[jrow] + intervalSec[irow]);
131// if ( gap > 1.1 ) {
132// if ( acc.state() ) {
133// acc.replaceNaN() ;
134// // const Vector<Bool> &msk = acc.getMask();
135// // convertArray(flag, !msk);
136// // for (uInt k = 0; k < nchan; ++k) {
137// // uChar userFlag = 1 << 7;
138// // if (msk[k]==True) userFlag = 0 << 7;
139// // flag(k) = userFlag;
140// // }
141// timeCen /= (Double)count * 86400.0; // sec->day
142// elCen /= (Float)count;
143// STCalSkyTable *p = dynamic_cast<STCalSkyTable *>(&(*applytable_));
144// p->appenddata(0, 0, current[2], current[0], current[1],
145// freqidCol(irow), timeCen, elCen, acc.getSpectrum());
146// }
147// acc.reset() ;
148// timeCen = 0.0;
149// elCen = 0.0;
150// count = 0;
151// }
152// }
153
154// iter.next() ;
155// }
156// }
157
158}
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