source: trunk/src/SDMemTable.cc@ 382

Last change on this file since 382 was 380, checked in by mar637, 20 years ago
  • enabled getScan for lists of scanno
  • auto renumbering of scanids
  • added verbose flag to summary
  • slight 80 character width cosmetics on summary
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 38.1 KB
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1//#---------------------------------------------------------------------------
2//# SDMemTable.cc: A MemoryTable container for single dish integrations
3//#---------------------------------------------------------------------------
4//# Copyright (C) 2004
5//# ATNF
6//#
7//# This program is free software; you can redistribute it and/or modify it
8//# under the terms of the GNU General Public License as published by the Free
9//# Software Foundation; either version 2 of the License, or (at your option)
10//# any later version.
11//#
12//# This program is distributed in the hope that it will be useful, but
13//# WITHOUT ANY WARRANTY; without even the implied warranty of
14//# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
15//# Public License for more details.
16//#
17//# You should have received a copy of the GNU General Public License along
18//# with this program; if not, write to the Free Software Foundation, Inc.,
19//# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
20//#
21//# Correspondence concerning this software should be addressed as follows:
22//# Internet email: Malte.Marquarding@csiro.au
23//# Postal address: Malte Marquarding,
24//# Australia Telescope National Facility,
25//# P.O. Box 76,
26//# Epping, NSW, 2121,
27//# AUSTRALIA
28//#
29//# $Id:
30//#---------------------------------------------------------------------------
31
32#include <map>
33
34#include <casa/aips.h>
35#include <casa/iostream.h>
36#include <casa/iomanip.h>
37#include <casa/Arrays/Array.h>
38#include <casa/Arrays/ArrayMath.h>
39#include <casa/Arrays/MaskArrMath.h>
40#include <casa/Arrays/ArrayLogical.h>
41#include <casa/Arrays/ArrayAccessor.h>
42#include <casa/Arrays/Vector.h>
43#include <casa/Quanta/MVAngle.h>
44
45#include <tables/Tables/TableParse.h>
46#include <tables/Tables/TableDesc.h>
47#include <tables/Tables/SetupNewTab.h>
48#include <tables/Tables/ScaColDesc.h>
49#include <tables/Tables/ArrColDesc.h>
50
51#include <tables/Tables/ExprNode.h>
52#include <tables/Tables/TableRecord.h>
53#include <measures/Measures/MFrequency.h>
54#include <measures/Measures/MeasTable.h>
55#include <coordinates/Coordinates/CoordinateUtil.h>
56#include <casa/Quanta/MVTime.h>
57#include <casa/Quanta/MVAngle.h>
58
59#include "SDDefs.h"
60#include "SDMemTable.h"
61#include "SDContainer.h"
62#include "MathUtils.h"
63
64
65using namespace casa;
66using namespace asap;
67
68SDMemTable::SDMemTable() :
69 IFSel_(0),
70 beamSel_(0),
71 polSel_(0)
72{
73 setup();
74 attach();
75}
76
77SDMemTable::SDMemTable(const std::string& name) :
78 IFSel_(0),
79 beamSel_(0),
80 polSel_(0)
81{
82 Table tab(name);
83 table_ = tab.copyToMemoryTable("dummy");
84 //cerr << "hello from C SDMemTable @ " << this << endl;
85 attach();
86}
87
88SDMemTable::SDMemTable(const SDMemTable& other, Bool clear)
89{
90 IFSel_= other.IFSel_;
91 beamSel_= other.beamSel_;
92 polSel_= other.polSel_;
93 chanMask_ = other.chanMask_;
94 table_ = other.table_.copyToMemoryTable(String("dummy"));
95 // clear all rows()
96 if (clear) {
97 table_.removeRow(this->table_.rowNumbers());
98 } else {
99 IFSel_ = other.IFSel_;
100 beamSel_ = other.beamSel_;
101 polSel_ = other.polSel_;
102 }
103//
104 attach();
105 //cerr << "hello from CC SDMemTable @ " << this << endl;
106}
107
108SDMemTable::SDMemTable(const Table& tab, const std::string& exprs) :
109 IFSel_(0),
110 beamSel_(0),
111 polSel_(0)
112{
113 cout << exprs << endl;
114 Table t = tableCommand(exprs,tab);
115 if (t.nrow() == 0)
116 throw(AipsError("Query unsuccessful."));
117 table_ = t.copyToMemoryTable("dummy");
118 attach();
119 renumber();
120}
121
122SDMemTable::~SDMemTable()
123{
124 //cerr << "goodbye from SDMemTable @ " << this << endl;
125}
126
127SDMemTable SDMemTable::getScan(Int scanID) const
128{
129 String cond("SELECT * from $1 WHERE SCANID == ");
130 cond += String::toString(scanID);
131 return SDMemTable(table_, cond);
132}
133
134SDMemTable &SDMemTable::operator=(const SDMemTable& other)
135{
136 if (this != &other) {
137 IFSel_= other.IFSel_;
138 beamSel_= other.beamSel_;
139 polSel_= other.polSel_;
140 chanMask_.resize(0);
141 chanMask_ = other.chanMask_;
142 table_ = other.table_.copyToMemoryTable(String("dummy"));
143 attach();
144 }
145 //cerr << "hello from ASS SDMemTable @ " << this << endl;
146 return *this;
147}
148
149SDMemTable SDMemTable::getSource(const std::string& source) const
150{
151 String cond("SELECT * from $1 WHERE SRCNAME == ");
152 cond += source;
153 return SDMemTable(table_, cond);
154}
155
156void SDMemTable::setup()
157{
158 TableDesc td("", "1", TableDesc::Scratch);
159 td.comment() = "A SDMemTable";
160//
161 td.addColumn(ScalarColumnDesc<Double>("TIME"));
162 td.addColumn(ScalarColumnDesc<String>("SRCNAME"));
163 td.addColumn(ArrayColumnDesc<Float>("SPECTRA"));
164 td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA"));
165 td.addColumn(ArrayColumnDesc<Float>("TSYS"));
166 td.addColumn(ScalarColumnDesc<Int>("SCANID"));
167 td.addColumn(ScalarColumnDesc<Double>("INTERVAL"));
168 td.addColumn(ArrayColumnDesc<uInt>("FREQID"));
169 td.addColumn(ArrayColumnDesc<Double>("DIRECTION"));
170 td.addColumn(ScalarColumnDesc<String>("FIELDNAME"));
171 td.addColumn(ScalarColumnDesc<String>("TCALTIME"));
172 td.addColumn(ArrayColumnDesc<Float>("TCAL"));
173 td.addColumn(ScalarColumnDesc<Float>("AZIMUTH"));
174 td.addColumn(ScalarColumnDesc<Float>("ELEVATION"));
175 td.addColumn(ScalarColumnDesc<Float>("PARANGLE"));
176 td.addColumn(ScalarColumnDesc<Int>("REFBEAM"));
177 td.addColumn(ArrayColumnDesc<String>("HISTORY"));
178
179 // Now create a new table from the description.
180
181 SetupNewTable aNewTab("dummy", td, Table::New);
182 table_ = Table(aNewTab, Table::Memory, 0);
183}
184
185void SDMemTable::attach()
186{
187 timeCol_.attach(table_, "TIME");
188 srcnCol_.attach(table_, "SRCNAME");
189 specCol_.attach(table_, "SPECTRA");
190 flagsCol_.attach(table_, "FLAGTRA");
191 tsCol_.attach(table_, "TSYS");
192 scanCol_.attach(table_, "SCANID");
193 integrCol_.attach(table_, "INTERVAL");
194 freqidCol_.attach(table_, "FREQID");
195 dirCol_.attach(table_, "DIRECTION");
196 fldnCol_.attach(table_, "FIELDNAME");
197 tcaltCol_.attach(table_, "TCALTIME");
198 tcalCol_.attach(table_, "TCAL");
199 azCol_.attach(table_, "AZIMUTH");
200 elCol_.attach(table_, "ELEVATION");
201 paraCol_.attach(table_, "PARANGLE");
202 rbeamCol_.attach(table_, "REFBEAM");
203 histCol_.attach(table_, "HISTORY");
204}
205
206
207std::string SDMemTable::getSourceName(Int whichRow) const
208{
209 String name;
210 srcnCol_.get(whichRow, name);
211 return name;
212}
213
214std::string SDMemTable::getTime(Int whichRow, Bool showDate) const
215{
216 Double tm;
217 if (whichRow > -1) {
218 timeCol_.get(whichRow, tm);
219 } else {
220 table_.keywordSet().get("UTC",tm);
221 }
222 MVTime mvt(tm);
223 if (showDate)
224 mvt.setFormat(MVTime::YMD);
225 else
226 mvt.setFormat(MVTime::TIME);
227 ostringstream oss;
228 oss << mvt;
229 return String(oss);
230}
231
232double SDMemTable::getInterval(Int whichRow) const
233{
234 Double intval;
235 integrCol_.get(whichRow, intval);
236 return intval;
237}
238
239bool SDMemTable::setIF(Int whichIF)
240{
241 if ( whichIF >= 0 && whichIF < nIF()) {
242 IFSel_ = whichIF;
243 return true;
244 }
245 return false;
246}
247
248bool SDMemTable::setBeam(Int whichBeam)
249{
250 if ( whichBeam >= 0 && whichBeam < nBeam()) {
251 beamSel_ = whichBeam;
252 return true;
253 }
254 return false;
255}
256
257bool SDMemTable::setPol(Int whichPol)
258{
259 if ( whichPol >= 0 && whichPol < nPol()) {
260 polSel_ = whichPol;
261 return true;
262 }
263 return false;
264}
265
266void SDMemTable::resetCursor()
267{
268 polSel_ = 0;
269 IFSel_ = 0;
270 beamSel_ = 0;
271}
272
273bool SDMemTable::setMask(std::vector<int> whichChans)
274{
275 std::vector<int>::iterator it;
276 uInt n = flagsCol_.shape(0)(3);
277 if (whichChans.empty()) {
278 chanMask_ = std::vector<bool>(n,true);
279 return true;
280 }
281 chanMask_.resize(n,true);
282 for (it = whichChans.begin(); it != whichChans.end(); ++it) {
283 if (*it < n) {
284 chanMask_[*it] = false;
285 }
286 }
287 return true;
288}
289
290std::vector<bool> SDMemTable::getMask(Int whichRow) const {
291 std::vector<bool> mask;
292 Array<uChar> arr;
293 flagsCol_.get(whichRow, arr);
294 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
295 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
296 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
297 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
298 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
299 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
300
301 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
302
303 std::vector<bool> tmp;
304 tmp = chanMask_; // WHY the fxxx do I have to make a copy here
305 std::vector<bool>::iterator miter;
306 miter = tmp.begin();
307
308 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
309 bool out =!static_cast<bool>(*i);
310 if (useUserMask) {
311 out = out && (*miter);
312 miter++;
313 }
314 mask.push_back(out);
315 }
316 return mask;
317}
318std::vector<float> SDMemTable::getSpectrum(Int whichRow) const
319{
320 std::vector<float> spectrum;
321 Array<Float> arr;
322 specCol_.get(whichRow, arr);
323 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
324 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
325 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
326 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
327 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
328 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
329 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
330 spectrum.push_back(*i);
331 }
332 return spectrum;
333}
334std::vector<string> SDMemTable::getCoordInfo() const
335{
336 String un;
337 Table t = table_.keywordSet().asTable("FREQUENCIES");
338 String sunit;
339 t.keywordSet().get("UNIT",sunit);
340 String dpl;
341 t.keywordSet().get("DOPPLER",dpl);
342 if (dpl == "") dpl = "RADIO";
343 String rfrm;
344 t.keywordSet().get("REFFRAME",rfrm);
345 std::vector<string> inf;
346 inf.push_back(sunit);
347 inf.push_back(rfrm);
348 inf.push_back(dpl);
349 t.keywordSet().get("BASEREFFRAME",rfrm);
350 inf.push_back(rfrm);
351 return inf;
352}
353
354void SDMemTable::setCoordInfo(std::vector<string> theinfo)
355{
356 std::vector<string>::iterator it;
357 String un,rfrm, brfrm,dpl;
358 un = theinfo[0]; // Abcissa unit
359 rfrm = theinfo[1]; // Active (or conversion) frame
360 dpl = theinfo[2]; // Doppler
361 brfrm = theinfo[3]; // Base frame
362//
363 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
364//
365 Vector<Double> rstf;
366 t.keywordSet().get("RESTFREQS",rstf);
367//
368 Bool canDo = True;
369 Unit u1("km/s");Unit u2("Hz");
370 if (Unit(un) == u1) {
371 Vector<Double> rstf;
372 t.keywordSet().get("RESTFREQS",rstf);
373 if (rstf.nelements() == 0) {
374 throw(AipsError("Can't set unit to km/s if no restfrequencies are specified"));
375 }
376 } else if (Unit(un) != u2 && un != "") {
377 throw(AipsError("Unit not conformant with Spectral Coordinates"));
378 }
379 t.rwKeywordSet().define("UNIT", un);
380//
381 MFrequency::Types mdr;
382 if (!MFrequency::getType(mdr, rfrm)) {
383
384 Int a,b;const uInt* c;
385 const String* valid = MFrequency::allMyTypes(a, b, c);
386 String pfix = "Please specify a legal frame type. Types are\n";
387 throw(AipsError(pfix+(*valid)));
388 } else {
389 t.rwKeywordSet().define("REFFRAME",rfrm);
390 }
391//
392 MDoppler::Types dtype;
393 dpl.upcase();
394 if (!MDoppler::getType(dtype, dpl)) {
395 throw(AipsError("Doppler type unknown"));
396 } else {
397 t.rwKeywordSet().define("DOPPLER",dpl);
398 }
399//
400 if (!MFrequency::getType(mdr, brfrm)) {
401 Int a,b;const uInt* c;
402 const String* valid = MFrequency::allMyTypes(a, b, c);
403 String pfix = "Please specify a legal frame type. Types are\n";
404 throw(AipsError(pfix+(*valid)));
405 } else {
406 t.rwKeywordSet().define("BASEREFFRAME",brfrm);
407 }
408}
409
410
411std::vector<double> SDMemTable::getAbcissa(Int whichRow) const
412{
413 std::vector<double> abc(nChan());
414
415// Get header units keyword
416
417 Table t = table_.keywordSet().asTable("FREQUENCIES");
418 String sunit;
419 t.keywordSet().get("UNIT",sunit);
420 if (sunit == "") sunit = "pixel";
421 Unit u(sunit);
422
423// Easy if just wanting pixels
424
425 if (sunit==String("pixel")) {
426 // assume channels/pixels
427 std::vector<double>::iterator it;
428 uInt i=0;
429 for (it = abc.begin(); it != abc.end(); ++it) {
430 (*it) = Double(i++);
431 }
432//
433 return abc;
434 }
435
436// Continue with km/s or Hz. Get FreqID
437
438 Vector<uInt> freqIDs;
439 freqidCol_.get(whichRow, freqIDs);
440 uInt freqID = freqIDs(IFSel_);
441
442// Get SpectralCoordinate, set reference frame conversion,
443// velocity conversion, and rest freq state
444
445 SpectralCoordinate spc = getSpectralCoordinate(freqID, whichRow);
446//
447 Vector<Double> pixel(nChan());
448 indgen(pixel);
449//
450 if (u == Unit("km/s")) {
451 Vector<Double> world;
452 spc.pixelToVelocity(world,pixel);
453 std::vector<double>::iterator it;
454 uInt i = 0;
455 for (it = abc.begin(); it != abc.end(); ++it) {
456 (*it) = world[i];
457 i++;
458 }
459 } else if (u == Unit("Hz")) {
460
461// Set world axis units
462
463 Vector<String> wau(1); wau = u.getName();
464 spc.setWorldAxisUnits(wau);
465//
466 std::vector<double>::iterator it;
467 Double tmp;
468 uInt i = 0;
469 for (it = abc.begin(); it != abc.end(); ++it) {
470 spc.toWorld(tmp,pixel[i]);
471 (*it) = tmp;
472 i++;
473 }
474 }
475 return abc;
476}
477
478std::string SDMemTable::getAbcissaString(Int whichRow) const
479{
480 Table t = table_.keywordSet().asTable("FREQUENCIES");
481//
482 String sunit;
483 t.keywordSet().get("UNIT",sunit);
484 if (sunit == "") sunit = "pixel";
485 Unit u(sunit);
486//
487 Vector<uInt> freqIDs;
488 freqidCol_.get(whichRow, freqIDs);
489 uInt freqID = freqIDs(IFSel_);
490
491// Get SpectralCoordinate, with frame, velocity, rest freq state set
492
493 SpectralCoordinate spc = getSpectralCoordinate(freqID, whichRow);
494//
495 String s = "Channel";
496 if (u == Unit("km/s")) {
497 s = CoordinateUtil::axisLabel(spc,0,True,True,True);
498 } else if (u == Unit("Hz")) {
499 Vector<String> wau(1);wau = u.getName();
500 spc.setWorldAxisUnits(wau);
501//
502 s = CoordinateUtil::axisLabel(spc,0,True,True,False);
503 }
504 return s;
505}
506
507void SDMemTable::setSpectrum(std::vector<float> spectrum, int whichRow)
508{
509 Array<Float> arr;
510 specCol_.get(whichRow, arr);
511 if (spectrum.size() != arr.shape()(3)) {
512 throw(AipsError("Attempting to set spectrum with incorrect length."));
513 }
514
515 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
516 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
517 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
518 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
519 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
520 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
521
522 std::vector<float>::iterator it = spectrum.begin();
523 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
524 (*i) = Float(*it);
525 it++;
526 }
527 specCol_.put(whichRow, arr);
528}
529
530void SDMemTable::getSpectrum(Vector<Float>& spectrum, Int whichRow) const
531{
532 Array<Float> arr;
533 specCol_.get(whichRow, arr);
534 spectrum.resize(arr.shape()(3));
535 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
536 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
537 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
538 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
539 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
540 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
541
542 ArrayAccessor<Float, Axis<asap::BeamAxis> > va(spectrum);
543 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
544 (*va) = (*i);
545 va++;
546 }
547}
548/*
549void SDMemTable::getMask(Vector<Bool>& mask, Int whichRow) const {
550 Array<uChar> arr;
551 flagsCol_.get(whichRow, arr);
552 mask.resize(arr.shape()(3));
553
554 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
555 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
556 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
557 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
558 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
559 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
560
561 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
562
563 ArrayAccessor<Bool, Axis<asap::BeamAxis> > va(mask);
564 std::vector<bool> tmp;
565 tmp = chanMask_; // WHY the fxxx do I have to make a copy here. The
566 // iterator should work on chanMask_??
567 std::vector<bool>::iterator miter;
568 miter = tmp.begin();
569
570 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
571 bool out =!static_cast<bool>(*i);
572 if (useUserMask) {
573 out = out && (*miter);
574 miter++;
575 }
576 (*va) = out;
577 va++;
578 }
579}
580*/
581MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow,
582 Bool useSelection) const
583{
584 Array<Float> arr;
585 Array<uChar> farr;
586 specCol_.get(whichRow, arr);
587 flagsCol_.get(whichRow, farr);
588 Array<Bool> barr(farr.shape());convertArray(barr, farr);
589 MaskedArray<Float> marr;
590 if (useSelection) {
591 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
592 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
593 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
594 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
595 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
596 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
597
598 ArrayAccessor<Bool, Axis<asap::BeamAxis> > baa0(barr);
599 baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam
600 ArrayAccessor<Bool, Axis<asap::IFAxis> > baa1(baa0);
601 baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF
602 ArrayAccessor<Bool, Axis<asap::PolAxis> > baa2(baa1);
603 baa2.reset(baa2.begin(uInt(polSel_)));// go to pol
604
605 Vector<Float> a(arr.shape()(3));
606 Vector<Bool> b(barr.shape()(3));
607 ArrayAccessor<Float, Axis<asap::BeamAxis> > a0(a);
608 ArrayAccessor<Bool, Axis<asap::BeamAxis> > b0(b);
609
610 ArrayAccessor<Bool, Axis<asap::ChanAxis> > j(baa2);
611 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2);
612 i != i.end(); ++i) {
613 (*a0) = (*i);
614 (*b0) = !(*j);
615 j++;
616 a0++;
617 b0++;
618 }
619 marr.setData(a,b);
620 } else {
621 marr.setData(arr,!barr);
622 }
623 return marr;
624}
625
626Float SDMemTable::getTsys(Int whichRow) const
627{
628 Array<Float> arr;
629 tsCol_.get(whichRow, arr);
630 Float out;
631 IPosition ip(arr.shape());
632 ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0;
633 out = arr(ip);
634 return out;
635}
636
637MDirection SDMemTable::getDirection(Int whichRow, Bool refBeam) const
638{
639 MDirection::Types mdr = getDirectionReference();
640 Array<Double> posit;
641 dirCol_.get(whichRow,posit);
642 Vector<Double> wpos(2);
643 Int rb;
644 rbeamCol_.get(whichRow,rb);
645 wpos[0] = posit(IPosition(2,beamSel_,0));
646 wpos[1] = posit(IPosition(2,beamSel_,1));
647 if (refBeam && rb > -1) { // use refBeam instead if it exists
648 wpos[0] = posit(IPosition(2,rb,0));
649 wpos[1] = posit(IPosition(2,rb,1));
650 }
651
652 Quantum<Double> lon(wpos[0],Unit(String("rad")));
653 Quantum<Double> lat(wpos[1],Unit(String("rad")));
654 return MDirection(lon, lat, mdr);
655}
656
657MEpoch SDMemTable::getEpoch(Int whichRow) const
658{
659 MEpoch::Types met = getTimeReference();
660//
661 Double obstime;
662 timeCol_.get(whichRow,obstime);
663 MVEpoch tm2(Quantum<Double>(obstime, Unit(String("d"))));
664 return MEpoch(tm2, met);
665}
666
667MPosition SDMemTable::getAntennaPosition () const
668{
669 Vector<Double> antpos;
670 table_.keywordSet().get("AntennaPosition", antpos);
671 MVPosition mvpos(antpos(0),antpos(1),antpos(2));
672 return MPosition(mvpos);
673}
674
675
676SpectralCoordinate SDMemTable::getSpectralCoordinate(uInt freqID) const
677{
678
679 Table t = table_.keywordSet().asTable("FREQUENCIES");
680 if (freqID> t.nrow() ) {
681 throw(AipsError("SDMemTable::getSpectralCoordinate - freqID out of range"));
682 }
683
684 Double rp,rv,inc;
685 String rf;
686 ROScalarColumn<Double> rpc(t, "REFPIX");
687 ROScalarColumn<Double> rvc(t, "REFVAL");
688 ROScalarColumn<Double> incc(t, "INCREMENT");
689 t.keywordSet().get("BASEREFFRAME",rf);
690
691// Create SpectralCoordinate (units Hz)
692
693 MFrequency::Types mft;
694 if (!MFrequency::getType(mft, rf)) {
695 cerr << "Frequency type unknown assuming TOPO" << endl;
696 mft = MFrequency::TOPO;
697 }
698 rpc.get(freqID, rp);
699 rvc.get(freqID, rv);
700 incc.get(freqID, inc);
701//
702 SpectralCoordinate spec(mft,rv,inc,rp);
703//
704 return spec;
705}
706
707
708SpectralCoordinate SDMemTable::getSpectralCoordinate(uInt freqID,
709 uInt whichRow) const
710{
711// Create basic SC
712
713 SpectralCoordinate spec = getSpectralCoordinate (freqID);
714//
715 Table t = table_.keywordSet().asTable("FREQUENCIES");
716
717// Get rest frequencies from table, one per IF ???
718
719 Vector<Double> vec;
720 t.keywordSet().get("RESTFREQS",vec);
721 if (vec.nelements() > 0) {
722 spec.setRestFrequencies(vec);
723
724// Select rest freq
725
726 if (IFSel_ < vec.nelements()) {
727 spec.selectRestFrequency(uInt(IFSel_));
728 } else {
729 cerr << "There is no rest frequency for this IF; selecting rest freq for IF=0" << endl;
730 spec.selectRestFrequency(0u);
731 }
732 }
733
734// Set up frame conversion layer
735
736 String frm;
737 t.keywordSet().get("REFFRAME",frm);
738 if (frm == "") frm = "TOPO";
739 MFrequency::Types mtype;
740 if (!MFrequency::getType(mtype, frm)) {
741 cerr << "Frequency type unknown assuming TOPO" << endl; // SHould never happen
742 mtype = MFrequency::TOPO;
743 }
744
745// Set reference frame conversion (requires row)
746
747 MDirection direct = getDirection(whichRow);
748 MEpoch epoch = getEpoch(whichRow);
749 MPosition pos = getAntennaPosition();
750 if (!spec.setReferenceConversion(mtype,epoch,pos,direct)) {
751 throw(AipsError("Couldn't convert frequency frame."));
752 }
753
754// Now velocity conversion if appropriate
755
756 String unitStr;
757 t.keywordSet().get("UNIT",unitStr);
758//
759 String dpl;
760 t.keywordSet().get("DOPPLER",dpl);
761 MDoppler::Types dtype;
762 MDoppler::getType(dtype, dpl);
763
764// Only set velocity unit if non-blank and non-Hz
765
766 if (!unitStr.empty()) {
767 Unit unitU(unitStr);
768 if (unitU==Unit("Hz")) {
769 } else {
770 spec.setVelocity(unitStr, dtype);
771 }
772 }
773//
774 return spec;
775}
776
777
778Bool SDMemTable::setCoordinate(const SpectralCoordinate& speccord,
779 uInt freqID) {
780 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
781 if (freqID > t.nrow() ) {
782 throw(AipsError("SDMemTable::setCoordinate - coord no out of range"));
783 }
784 ScalarColumn<Double> rpc(t, "REFPIX");
785 ScalarColumn<Double> rvc(t, "REFVAL");
786 ScalarColumn<Double> incc(t, "INCREMENT");
787
788 rpc.put(freqID, speccord.referencePixel()[0]);
789 rvc.put(freqID, speccord.referenceValue()[0]);
790 incc.put(freqID, speccord.increment()[0]);
791
792 return True;
793}
794
795Int SDMemTable::nCoordinates() const
796{
797 return table_.keywordSet().asTable("FREQUENCIES").nrow();
798}
799
800void SDMemTable::setRestFreqs(std::vector<double> freqs,
801 const std::string& theunit)
802{
803 Vector<Double> tvec(freqs);
804 Quantum<Vector<Double> > q(tvec, String(theunit));
805 tvec.resize();
806 tvec = q.getValue("Hz");
807 Table t = table_.keywordSet().asTable("FREQUENCIES");
808 t.rwKeywordSet().define("RESTFREQS",tvec);
809}
810
811std::vector<double> SDMemTable::getRestFreqs() const
812{
813 Table t = table_.keywordSet().asTable("FREQUENCIES");
814 Vector<Double> tvec;
815 t.keywordSet().get("RESTFREQS",tvec);
816 std::vector<double> stlout;
817 tvec.tovector(stlout);
818 return stlout;
819}
820
821bool SDMemTable::putSDFreqTable(const SDFrequencyTable& sdft)
822{
823 TableDesc td("", "1", TableDesc::Scratch);
824 td.addColumn(ScalarColumnDesc<Double>("REFPIX"));
825 td.addColumn(ScalarColumnDesc<Double>("REFVAL"));
826 td.addColumn(ScalarColumnDesc<Double>("INCREMENT"));
827 SetupNewTable aNewTab("freqs", td, Table::New);
828 Table aTable (aNewTab, Table::Memory, sdft.length());
829 ScalarColumn<Double> sc0(aTable, "REFPIX");
830 ScalarColumn<Double> sc1(aTable, "REFVAL");
831 ScalarColumn<Double> sc2(aTable, "INCREMENT");
832 for (uInt i=0; i < sdft.length(); ++i) {
833 sc0.put(i,sdft.referencePixel(i));
834 sc1.put(i,sdft.referenceValue(i));
835 sc2.put(i,sdft.increment(i));
836 }
837 String rf = sdft.refFrame();
838 if (rf.contains("TOPO")) rf = "TOPO";
839
840 aTable.rwKeywordSet().define("BASEREFFRAME", rf);
841 aTable.rwKeywordSet().define("REFFRAME", rf);
842 aTable.rwKeywordSet().define("EQUINOX", sdft.equinox());
843 aTable.rwKeywordSet().define("UNIT", String(""));
844 aTable.rwKeywordSet().define("DOPPLER", String("RADIO"));
845 Vector<Double> rfvec;
846 String rfunit;
847 sdft.restFrequencies(rfvec,rfunit);
848 Quantum<Vector<Double> > q(rfvec, rfunit);
849 rfvec.resize();
850 rfvec = q.getValue("Hz");
851 aTable.rwKeywordSet().define("RESTFREQS", rfvec);
852 table_.rwKeywordSet().defineTable ("FREQUENCIES", aTable);
853 return True;
854}
855
856SDFrequencyTable SDMemTable::getSDFreqTable() const
857{
858 const Table& t = table_.keywordSet().asTable("FREQUENCIES");
859 SDFrequencyTable sdft;
860
861// Add refpix/refval/incr. What are the units ? Hz I suppose
862// but it's nowhere described...
863
864 Vector<Double> refPix, refVal, incr;
865 ScalarColumn<Double> refPixCol(t, "REFPIX");
866 ScalarColumn<Double> refValCol(t, "REFVAL");
867 ScalarColumn<Double> incrCol(t, "INCREMENT");
868 refPix = refPixCol.getColumn();
869 refVal = refValCol.getColumn();
870 incr = incrCol.getColumn();
871//
872 uInt n = refPix.nelements();
873 for (uInt i=0; i<n; i++) {
874 sdft.addFrequency(refPix[i], refVal[i], incr[i]);
875 }
876
877// Frequency reference frame. I don't know if this
878// is the correct frame. It might be 'REFFRAME'
879// rather than 'BASEREFFRAME' ?
880
881 String baseFrame;
882 t.keywordSet().get("BASEREFFRAME",baseFrame);
883 sdft.setRefFrame(baseFrame);
884
885// Equinox
886
887 Float equinox;
888 t.keywordSet().get("EQUINOX", equinox);
889 sdft.setEquinox(equinox);
890
891// Rest Frequency
892
893 Vector<Double> restFreqs;
894 t.keywordSet().get("RESTFREQS", restFreqs);
895 for (uInt i=0; i<restFreqs.nelements(); i++) {
896 sdft.addRestFrequency(restFreqs[i]);
897 }
898 sdft.setRestFrequencyUnit(String("Hz"));
899//
900 return sdft;
901}
902
903bool SDMemTable::putSDContainer(const SDContainer& sdc)
904{
905 uInt rno = table_.nrow();
906 table_.addRow();
907
908// mjd.put(rno, sdc.timestamp);
909 timeCol_.put(rno, sdc.timestamp);
910 srcnCol_.put(rno, sdc.sourcename);
911 fldnCol_.put(rno, sdc.fieldname);
912 specCol_.put(rno, sdc.getSpectrum());
913 flagsCol_.put(rno, sdc.getFlags());
914 tsCol_.put(rno, sdc.getTsys());
915 scanCol_.put(rno, sdc.scanid);
916 integrCol_.put(rno, sdc.interval);
917 freqidCol_.put(rno, sdc.getFreqMap());
918 dirCol_.put(rno, sdc.getDirection());
919 rbeamCol_.put(rno, sdc.refbeam);
920 tcalCol_.put(rno, sdc.tcal);
921 tcaltCol_.put(rno, sdc.tcaltime);
922 azCol_.put(rno, sdc.azimuth);
923 elCol_.put(rno, sdc.elevation);
924 paraCol_.put(rno, sdc.parangle);
925 histCol_.put(rno, sdc.getHistory());
926
927 return true;
928}
929
930SDContainer SDMemTable::getSDContainer(uInt whichRow) const
931{
932 SDContainer sdc(nBeam(),nIF(),nPol(),nChan());
933 timeCol_.get(whichRow, sdc.timestamp);
934 srcnCol_.get(whichRow, sdc.sourcename);
935 integrCol_.get(whichRow, sdc.interval);
936 scanCol_.get(whichRow, sdc.scanid);
937 fldnCol_.get(whichRow, sdc.fieldname);
938 rbeamCol_.get(whichRow, sdc.refbeam);
939 azCol_.get(whichRow, sdc.azimuth);
940 elCol_.get(whichRow, sdc.elevation);
941 paraCol_.get(whichRow, sdc.parangle);
942 Vector<Float> tc;
943 tcalCol_.get(whichRow, tc);
944 sdc.tcal[0] = tc[0];sdc.tcal[1] = tc[1];
945 tcaltCol_.get(whichRow, sdc.tcaltime);
946 Array<Float> spectrum;
947 Array<Float> tsys;
948 Array<uChar> flagtrum;
949 Vector<uInt> fmap;
950 Array<Double> direction;
951 Vector<String> histo;
952 specCol_.get(whichRow, spectrum);
953 sdc.putSpectrum(spectrum);
954 flagsCol_.get(whichRow, flagtrum);
955 sdc.putFlags(flagtrum);
956 tsCol_.get(whichRow, tsys);
957 sdc.putTsys(tsys);
958 freqidCol_.get(whichRow, fmap);
959 sdc.putFreqMap(fmap);
960 dirCol_.get(whichRow, direction);
961 sdc.putDirection(direction);
962 histCol_.get(whichRow, histo);
963 sdc.putHistory(histo);
964 return sdc;
965}
966
967bool SDMemTable::putSDHeader(const SDHeader& sdh)
968{
969 table_.rwKeywordSet().define("nIF", sdh.nif);
970 table_.rwKeywordSet().define("nBeam", sdh.nbeam);
971 table_.rwKeywordSet().define("nPol", sdh.npol);
972 table_.rwKeywordSet().define("nChan", sdh.nchan);
973 table_.rwKeywordSet().define("Observer", sdh.observer);
974 table_.rwKeywordSet().define("Project", sdh.project);
975 table_.rwKeywordSet().define("Obstype", sdh.obstype);
976 table_.rwKeywordSet().define("AntennaName", sdh.antennaname);
977 table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition);
978 table_.rwKeywordSet().define("Equinox", sdh.equinox);
979 table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref);
980 table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq);
981 table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth);
982 table_.rwKeywordSet().define("UTC", sdh.utc);
983 table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit);
984 table_.rwKeywordSet().define("Epoch", sdh.epoch);
985 return true;
986}
987
988SDHeader SDMemTable::getSDHeader() const
989{
990 SDHeader sdh;
991 table_.keywordSet().get("nBeam",sdh.nbeam);
992 table_.keywordSet().get("nIF",sdh.nif);
993 table_.keywordSet().get("nPol",sdh.npol);
994 table_.keywordSet().get("nChan",sdh.nchan);
995 table_.keywordSet().get("Observer", sdh.observer);
996 table_.keywordSet().get("Project", sdh.project);
997 table_.keywordSet().get("Obstype", sdh.obstype);
998 table_.keywordSet().get("AntennaName", sdh.antennaname);
999 table_.keywordSet().get("AntennaPosition", sdh.antennaposition);
1000 table_.keywordSet().get("Equinox", sdh.equinox);
1001 table_.keywordSet().get("FreqRefFrame", sdh.freqref);
1002 table_.keywordSet().get("FreqRefVal", sdh.reffreq);
1003 table_.keywordSet().get("Bandwidth", sdh.bandwidth);
1004 table_.keywordSet().get("UTC", sdh.utc);
1005 table_.keywordSet().get("FluxUnit", sdh.fluxunit);
1006 table_.keywordSet().get("Epoch", sdh.epoch);
1007 return sdh;
1008}
1009void SDMemTable::makePersistent(const std::string& filename)
1010{
1011 table_.deepCopy(filename,Table::New);
1012}
1013
1014Int SDMemTable::nScan() const {
1015 Int n = 0;
1016 Int previous = -1;Int current=0;
1017 for (uInt i=0; i< scanCol_.nrow();i++) {
1018 scanCol_.getScalar(i,current);
1019 if (previous != current) {
1020 previous = current;
1021 n++;
1022 }
1023 }
1024 return n;
1025}
1026
1027String SDMemTable::formatSec(Double x) const
1028{
1029 Double xcop = x;
1030 MVTime mvt(xcop/24./3600.); // make days
1031
1032 if (x < 59.95)
1033 return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s";
1034 else if (x < 3599.95)
1035 return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" ";
1036 else {
1037 ostringstream oss;
1038 oss << setw(2) << std::right << setprecision(1) << mvt.hour();
1039 oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " ";
1040 return String(oss);
1041 }
1042};
1043
1044String SDMemTable::formatDirection(const MDirection& md) const
1045{
1046 Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue();
1047 Int prec = 7;
1048
1049 MVAngle mvLon(t[0]);
1050 String sLon = mvLon.string(MVAngle::TIME,prec);
1051 MVAngle mvLat(t[1]);
1052 String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec);
1053 return sLon + String(" ") + sLat;
1054}
1055
1056
1057std::string SDMemTable::getFluxUnit() const
1058{
1059 String tmp;
1060 table_.keywordSet().get("FluxUnit", tmp);
1061 return tmp;
1062}
1063
1064void SDMemTable::setFluxUnit(const std::string& unit)
1065{
1066 String tmp(unit);
1067 Unit tU(tmp);
1068 if (tU==Unit("K") || tU==Unit("Jy")) {
1069 table_.rwKeywordSet().define(String("FluxUnit"), tmp);
1070 } else {
1071 throw AipsError("Illegal unit - must be compatible with Jy or K");
1072 }
1073}
1074
1075
1076void SDMemTable::setInstrument(const std::string& name)
1077{
1078 Bool throwIt = True;
1079 Instrument ins = convertInstrument (name, throwIt);
1080 String nameU(name);
1081 nameU.upcase();
1082 table_.rwKeywordSet().define(String("AntennaName"), nameU);
1083}
1084
1085std::string SDMemTable::summary(bool verbose) const {
1086
1087 ostringstream oss;
1088 oss << endl;
1089 oss << "--------------------------------------------------------------------------------" << endl;
1090 oss << " Scan Table Summary" << endl;
1091 oss << "--------------------------------------------------------------------------------" << endl;
1092 oss.flags(std::ios_base::left);
1093 oss << setw(15) << "Beams:" << setw(4) << nBeam() << endl
1094 << setw(15) << "IFs:" << setw(4) << nIF() << endl
1095 << setw(15) << "Polarisations:" << setw(4) << nPol() << endl
1096 << setw(15) << "Channels:" << setw(4) << nChan() << endl;
1097 oss << endl;
1098 String tmp;
1099 table_.keywordSet().get("Observer", tmp);
1100 oss << setw(15) << "Observer:" << tmp << endl;
1101 oss << setw(15) << "Obs Date:" << getTime(-1,True) << endl;
1102 table_.keywordSet().get("Project", tmp);
1103 oss << setw(15) << "Project:" << tmp << endl;
1104 table_.keywordSet().get("Obstype", tmp);
1105 oss << setw(15) << "Obs. Type:" << tmp << endl;
1106 table_.keywordSet().get("AntennaName", tmp);
1107 oss << setw(15) << "Antenna Name:" << tmp << endl;
1108 table_.keywordSet().get("FluxUnit", tmp);
1109 oss << setw(15) << "Flux Unit:" << tmp << endl;
1110 Table t = table_.keywordSet().asTable("FREQUENCIES");
1111 Vector<Double> vec;
1112 t.keywordSet().get("RESTFREQS",vec);
1113 oss << setw(15) << "Rest Freqs:";
1114 if (vec.nelements() > 0) {
1115 oss << setprecision(0) << vec << " [Hz]" << endl;
1116 } else {
1117 oss << "None set" << endl;
1118 }
1119 oss << setw(15) << "Abcissa:" << getAbcissaString() << endl;
1120 oss << setw(15) << "Cursor:" << "Beam[" << getBeam() << "] "
1121 << "IF[" << getIF() << "] " << "Pol[" << getPol() << "]" << endl;
1122 oss << endl;
1123//
1124 String dirtype ="Position ("+
1125 MDirection::showType(getDirectionReference())+
1126 ")";
1127 oss << setw(5) << "Scan"
1128 << setw(15) << "Source"
1129 << setw(24) << dirtype
1130 << setw(10) << "Time"
1131 << setw(18) << "Integration"
1132 << setw(7) << "FreqIDs" << endl;
1133 oss << "--------------------------------------------------------------------------------" << endl;
1134
1135//
1136 uInt scanNo = 0;
1137 String name;
1138 Int lastScanID = 0;
1139 Int scanID;
1140 uInt firstRow = 0;
1141 Vector<uInt> freqIDs, listFQ;
1142//
1143 uInt nRow = scanCol_.nrow();
1144 for (uInt i=0; i<nRow; i++) {
1145 scanCol_.getScalar(i,scanID);
1146 freqidCol_.get(i, freqIDs);
1147//
1148 if (i>0 && (i==nRow-1 || scanID!=lastScanID)) {
1149 srcnCol_.getScalar(firstRow,name);
1150 String t = formatSec(Double(getInterval(firstRow)));
1151 String posit = formatDirection(getDirection(firstRow,True));
1152 uInt nInt = (i-firstRow);
1153
1154// Special case adjustments
1155
1156 if (i==nRow-1 &&scanID==lastScanID) nInt++;
1157 if (nInt==1 && i>1) {
1158 for (uInt j=0; j<freqIDs.nelements(); j++)
1159 mathutil::addEntry(listFQ, freqIDs(j));
1160 }
1161 oss << setw(3) << std::right << scanNo << std::left << setw(2) << " "
1162 << setw(15) << name
1163 << setw(24) << posit
1164 << setw(10) << getTime(firstRow,False)
1165 << setw(3) << std::right << nInt << setw(3) << " x " << std::left
1166 << setw(6) << t
1167 << " " << listFQ << endl;
1168//
1169 lastScanID = scanID;
1170 firstRow = i;
1171 scanNo++;
1172 listFQ.resize(0);
1173 } else {
1174 for (uInt j=0; j<freqIDs.nelements(); j++) mathutil::addEntry(listFQ, freqIDs(j));
1175 }
1176 }
1177 oss << endl;
1178 oss << "Table contains " << table_.nrow() << " integration(s) in " << scanNo << " scan(s)." << endl;
1179
1180// Frequency Table
1181 if (verbose) {
1182 std::vector<string> info = getCoordInfo();
1183 SDFrequencyTable sdft = getSDFreqTable();
1184 oss << endl << endl;
1185 oss << "FreqID Frame RefFreq(Hz) RefPix Increment(Hz)" << endl;
1186 oss << "--------------------------------------------------------------------------------" << endl;
1187 for (uInt i=0; i<sdft.length(); i++) {
1188 oss << setw(8) << i << setw(8)
1189 << info[3] << setw(16) << setprecision(8)
1190 << sdft.referenceValue(i) << setw(10)
1191 << sdft.referencePixel(i) << setw(12)
1192 << sdft.increment(i) << endl;
1193 }
1194 oss << "--------------------------------------------------------------------------------" << endl;
1195 }
1196 return String(oss);
1197}
1198
1199Int SDMemTable::nBeam() const
1200{
1201 Int n;
1202 table_.keywordSet().get("nBeam",n);
1203 return n;
1204}
1205Int SDMemTable::nIF() const {
1206 Int n;
1207 table_.keywordSet().get("nIF",n);
1208 return n;
1209}
1210Int SDMemTable::nPol() const {
1211 Int n;
1212 table_.keywordSet().get("nPol",n);
1213 return n;
1214}
1215Int SDMemTable::nChan() const {
1216 Int n;
1217 table_.keywordSet().get("nChan",n);
1218 return n;
1219}
1220bool SDMemTable::appendHistory(const std::string& hist, int whichRow)
1221{
1222 Vector<String> history;
1223 histCol_.get(whichRow, history);
1224 history.resize(history.nelements()+1,True);
1225 history[history.nelements()-1] = hist;
1226 histCol_.put(whichRow, history);
1227}
1228
1229std::vector<std::string> SDMemTable::history(int whichRow) const
1230{
1231 Vector<String> history;
1232 histCol_.get(whichRow, history);
1233 std::vector<std::string> stlout;
1234 // there is no Array<String>.tovector(std::vector<std::string>), so
1235 // do it by hand
1236 for (uInt i=0; i<history.nelements(); ++i) {
1237 stlout.push_back(history[i]);
1238 }
1239 return stlout;
1240}
1241/*
1242void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) {
1243
1244 std::vector<int>::iterator it;
1245 ArrayAccessor<uChar, Axis<asap::PolAxis> > j(flags_);
1246 for (it = whichChans.begin(); it != whichChans.end(); it++) {
1247 j.reset(j.begin(uInt(*it)));
1248 for (ArrayAccessor<uChar, Axis<asap::BeamAxis> > i(j); i != i.end(); ++i) {
1249 for (ArrayAccessor<uChar, Axis<asap::IFAxis> > ii(i); ii != ii.end(); ++ii) {
1250 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > iii(ii);
1251 iii != iii.end(); ++iii) {
1252 (*iii) =
1253 }
1254 }
1255 }
1256 }
1257
1258}
1259*/
1260void SDMemTable::flag(int whichRow)
1261{
1262 Array<uChar> arr;
1263 flagsCol_.get(whichRow, arr);
1264
1265 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
1266 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
1267 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
1268 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
1269 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
1270 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
1271
1272 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
1273 (*i) = uChar(True);
1274 }
1275
1276 flagsCol_.put(whichRow, arr);
1277}
1278
1279MDirection::Types SDMemTable::getDirectionReference() const
1280{
1281 Float eq;
1282 table_.keywordSet().get("Equinox",eq);
1283 std::map<float,string> mp;
1284 mp[2000.0] = "J2000";
1285 mp[1950.0] = "B1950";
1286 MDirection::Types mdr;
1287 if (!MDirection::getType(mdr, mp[eq])) {
1288 mdr = MDirection::J2000;
1289 cerr << "Unknown equinox using J2000" << endl;
1290 }
1291//
1292 return mdr;
1293}
1294
1295MEpoch::Types SDMemTable::getTimeReference() const
1296{
1297 MEpoch::Types met;
1298 String ep;
1299 table_.keywordSet().get("Epoch",ep);
1300 if (!MEpoch::getType(met, ep)) {
1301 cerr << "Epoch type uknown - using UTC" << endl;
1302 met = MEpoch::UTC;
1303 }
1304//
1305 return met;
1306}
1307
1308
1309Instrument SDMemTable::convertInstrument(const String& instrument,
1310 Bool throwIt)
1311{
1312 String t(instrument);
1313 t.upcase();
1314
1315// The strings are what SDReader returns, after cunning interrogation
1316// of station names... :-(
1317
1318 Instrument inst = asap::UNKNOWN;
1319 if (t==String("DSS-43")) {
1320 inst = TIDBINBILLA;
1321 } else if (t==String("ATPKSMB")) {
1322 inst = ATPKSMB;
1323 } else if (t==String("ATPKSHOH")) {
1324 inst = ATPKSHOH;
1325 } else if (t==String("ATMOPRA")) {
1326 inst = ATMOPRA;
1327 } else if (t==String("CEDUNA")) {
1328 inst = CEDUNA;
1329 } else if (t==String("HOBART")) {
1330 inst = HOBART;
1331 } else {
1332 if (throwIt) {
1333 throw AipsError("Unrecognized instrument - use function scan.set_instrument to set");
1334 }
1335 }
1336 return inst;
1337}
1338
1339void SDMemTable::renumber()
1340{
1341 uInt nRow = scanCol_.nrow();
1342 Int newscanid = 0;
1343 Int cIdx;// the current scanid
1344 // get the first scanid
1345 scanCol_.getScalar(0,cIdx);
1346 Int pIdx = cIdx;// the scanid of the previous row
1347 for (uInt i=0; i<nRow;++i) {
1348 scanCol_.getScalar(i,cIdx);
1349 if (pIdx == cIdx) {
1350 // renumber
1351 scanCol_.put(i,newscanid);
1352 } else {
1353 ++newscanid;
1354 pIdx = cIdx; // store scanid
1355 --i; // don't increment next loop
1356 }
1357 }
1358}
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