source: trunk/src/SDMemTable.cc@ 386

Last change on this file since 386 was 386, checked in by kil064, 20 years ago

support RESTFREQID column in SDMemTable object
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File size: 39.7 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<uInt>("RESTFREQID"));
170 td.addColumn(ArrayColumnDesc<Double>("DIRECTION"));
171 td.addColumn(ScalarColumnDesc<String>("FIELDNAME"));
172 td.addColumn(ScalarColumnDesc<String>("TCALTIME"));
173 td.addColumn(ArrayColumnDesc<Float>("TCAL"));
174 td.addColumn(ScalarColumnDesc<Float>("AZIMUTH"));
175 td.addColumn(ScalarColumnDesc<Float>("ELEVATION"));
176 td.addColumn(ScalarColumnDesc<Float>("PARANGLE"));
177 td.addColumn(ScalarColumnDesc<Int>("REFBEAM"));
178 td.addColumn(ArrayColumnDesc<String>("HISTORY"));
179
180 // Now create a new table from the description.
181
182 SetupNewTable aNewTab("dummy", td, Table::New);
183 table_ = Table(aNewTab, Table::Memory, 0);
184}
185
186void SDMemTable::attach()
187{
188 timeCol_.attach(table_, "TIME");
189 srcnCol_.attach(table_, "SRCNAME");
190 specCol_.attach(table_, "SPECTRA");
191 flagsCol_.attach(table_, "FLAGTRA");
192 tsCol_.attach(table_, "TSYS");
193 scanCol_.attach(table_, "SCANID");
194 integrCol_.attach(table_, "INTERVAL");
195 freqidCol_.attach(table_, "FREQID");
196 restfreqidCol_.attach(table_, "RESTFREQID");
197 dirCol_.attach(table_, "DIRECTION");
198 fldnCol_.attach(table_, "FIELDNAME");
199 tcaltCol_.attach(table_, "TCALTIME");
200 tcalCol_.attach(table_, "TCAL");
201 azCol_.attach(table_, "AZIMUTH");
202 elCol_.attach(table_, "ELEVATION");
203 paraCol_.attach(table_, "PARANGLE");
204 rbeamCol_.attach(table_, "REFBEAM");
205 histCol_.attach(table_, "HISTORY");
206}
207
208
209std::string SDMemTable::getSourceName(Int whichRow) const
210{
211 String name;
212 srcnCol_.get(whichRow, name);
213 return name;
214}
215
216std::string SDMemTable::getTime(Int whichRow, Bool showDate) const
217{
218 Double tm;
219 if (whichRow > -1) {
220 timeCol_.get(whichRow, tm);
221 } else {
222 table_.keywordSet().get("UTC",tm);
223 }
224 MVTime mvt(tm);
225 if (showDate)
226 mvt.setFormat(MVTime::YMD);
227 else
228 mvt.setFormat(MVTime::TIME);
229 ostringstream oss;
230 oss << mvt;
231 return String(oss);
232}
233
234double SDMemTable::getInterval(Int whichRow) const
235{
236 Double intval;
237 integrCol_.get(whichRow, intval);
238 return intval;
239}
240
241bool SDMemTable::setIF(Int whichIF)
242{
243 if ( whichIF >= 0 && whichIF < nIF()) {
244 IFSel_ = whichIF;
245 return true;
246 }
247 return false;
248}
249
250bool SDMemTable::setBeam(Int whichBeam)
251{
252 if ( whichBeam >= 0 && whichBeam < nBeam()) {
253 beamSel_ = whichBeam;
254 return true;
255 }
256 return false;
257}
258
259bool SDMemTable::setPol(Int whichPol)
260{
261 if ( whichPol >= 0 && whichPol < nPol()) {
262 polSel_ = whichPol;
263 return true;
264 }
265 return false;
266}
267
268void SDMemTable::resetCursor()
269{
270 polSel_ = 0;
271 IFSel_ = 0;
272 beamSel_ = 0;
273}
274
275bool SDMemTable::setMask(std::vector<int> whichChans)
276{
277 std::vector<int>::iterator it;
278 uInt n = flagsCol_.shape(0)(3);
279 if (whichChans.empty()) {
280 chanMask_ = std::vector<bool>(n,true);
281 return true;
282 }
283 chanMask_.resize(n,true);
284 for (it = whichChans.begin(); it != whichChans.end(); ++it) {
285 if (*it < n) {
286 chanMask_[*it] = false;
287 }
288 }
289 return true;
290}
291
292std::vector<bool> SDMemTable::getMask(Int whichRow) const {
293 std::vector<bool> mask;
294 Array<uChar> arr;
295 flagsCol_.get(whichRow, arr);
296 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
297 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
298 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
299 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
300 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
301 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
302
303 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
304
305 std::vector<bool> tmp;
306 tmp = chanMask_; // WHY the fxxx do I have to make a copy here
307 std::vector<bool>::iterator miter;
308 miter = tmp.begin();
309
310 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
311 bool out =!static_cast<bool>(*i);
312 if (useUserMask) {
313 out = out && (*miter);
314 miter++;
315 }
316 mask.push_back(out);
317 }
318 return mask;
319}
320std::vector<float> SDMemTable::getSpectrum(Int whichRow) const
321{
322 std::vector<float> spectrum;
323 Array<Float> arr;
324 specCol_.get(whichRow, arr);
325 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
326 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
327 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
328 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
329 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
330 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
331 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
332 spectrum.push_back(*i);
333 }
334 return spectrum;
335}
336std::vector<string> SDMemTable::getCoordInfo() const
337{
338 String un;
339 Table t = table_.keywordSet().asTable("FREQUENCIES");
340 String sunit;
341 t.keywordSet().get("UNIT",sunit);
342 String dpl;
343 t.keywordSet().get("DOPPLER",dpl);
344 if (dpl == "") dpl = "RADIO";
345 String rfrm;
346 t.keywordSet().get("REFFRAME",rfrm);
347 std::vector<string> inf;
348 inf.push_back(sunit);
349 inf.push_back(rfrm);
350 inf.push_back(dpl);
351 t.keywordSet().get("BASEREFFRAME",rfrm);
352 inf.push_back(rfrm);
353 return inf;
354}
355
356void SDMemTable::setCoordInfo(std::vector<string> theinfo)
357{
358 std::vector<string>::iterator it;
359 String un,rfrm, brfrm,dpl;
360 un = theinfo[0]; // Abcissa unit
361 rfrm = theinfo[1]; // Active (or conversion) frame
362 dpl = theinfo[2]; // Doppler
363 brfrm = theinfo[3]; // Base frame
364//
365 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
366//
367 Vector<Double> rstf;
368 t.keywordSet().get("RESTFREQS",rstf);
369//
370 Bool canDo = True;
371 Unit u1("km/s");Unit u2("Hz");
372 if (Unit(un) == u1) {
373 Vector<Double> rstf;
374 t.keywordSet().get("RESTFREQS",rstf);
375 if (rstf.nelements() == 0) {
376 throw(AipsError("Can't set unit to km/s if no restfrequencies are specified"));
377 }
378 } else if (Unit(un) != u2 && un != "") {
379 throw(AipsError("Unit not conformant with Spectral Coordinates"));
380 }
381 t.rwKeywordSet().define("UNIT", un);
382//
383 MFrequency::Types mdr;
384 if (!MFrequency::getType(mdr, rfrm)) {
385
386 Int a,b;const uInt* c;
387 const String* valid = MFrequency::allMyTypes(a, b, c);
388 String pfix = "Please specify a legal frame type. Types are\n";
389 throw(AipsError(pfix+(*valid)));
390 } else {
391 t.rwKeywordSet().define("REFFRAME",rfrm);
392 }
393//
394 MDoppler::Types dtype;
395 dpl.upcase();
396 if (!MDoppler::getType(dtype, dpl)) {
397 throw(AipsError("Doppler type unknown"));
398 } else {
399 t.rwKeywordSet().define("DOPPLER",dpl);
400 }
401//
402 if (!MFrequency::getType(mdr, brfrm)) {
403 Int a,b;const uInt* c;
404 const String* valid = MFrequency::allMyTypes(a, b, c);
405 String pfix = "Please specify a legal frame type. Types are\n";
406 throw(AipsError(pfix+(*valid)));
407 } else {
408 t.rwKeywordSet().define("BASEREFFRAME",brfrm);
409 }
410}
411
412
413std::vector<double> SDMemTable::getAbcissa(Int whichRow) const
414{
415 std::vector<double> abc(nChan());
416
417// Get header units keyword
418
419 Table t = table_.keywordSet().asTable("FREQUENCIES");
420 String sunit;
421 t.keywordSet().get("UNIT",sunit);
422 if (sunit == "") sunit = "pixel";
423 Unit u(sunit);
424
425// Easy if just wanting pixels
426
427 if (sunit==String("pixel")) {
428 // assume channels/pixels
429 std::vector<double>::iterator it;
430 uInt i=0;
431 for (it = abc.begin(); it != abc.end(); ++it) {
432 (*it) = Double(i++);
433 }
434//
435 return abc;
436 }
437
438// Continue with km/s or Hz. Get FreqIDs
439
440 Vector<uInt> freqIDs;
441 freqidCol_.get(whichRow, freqIDs);
442 uInt freqID = freqIDs(IFSel_);
443 restfreqidCol_.get(whichRow, freqIDs);
444 uInt restFreqID = freqIDs(IFSel_);
445
446// Get SpectralCoordinate, set reference frame conversion,
447// velocity conversion, and rest freq state
448
449 SpectralCoordinate spc = getSpectralCoordinate(freqID, restFreqID, whichRow);
450 Vector<Double> pixel(nChan());
451 indgen(pixel);
452//
453 if (u == Unit("km/s")) {
454 Vector<Double> world;
455 spc.pixelToVelocity(world,pixel);
456 std::vector<double>::iterator it;
457 uInt i = 0;
458 for (it = abc.begin(); it != abc.end(); ++it) {
459 (*it) = world[i];
460 i++;
461 }
462 } else if (u == Unit("Hz")) {
463
464// Set world axis units
465
466 Vector<String> wau(1); wau = u.getName();
467 spc.setWorldAxisUnits(wau);
468//
469 std::vector<double>::iterator it;
470 Double tmp;
471 uInt i = 0;
472 for (it = abc.begin(); it != abc.end(); ++it) {
473 spc.toWorld(tmp,pixel[i]);
474 (*it) = tmp;
475 i++;
476 }
477 }
478 return abc;
479}
480
481std::string SDMemTable::getAbcissaString(Int whichRow) const
482{
483 Table t = table_.keywordSet().asTable("FREQUENCIES");
484//
485 String sunit;
486 t.keywordSet().get("UNIT",sunit);
487 if (sunit == "") sunit = "pixel";
488 Unit u(sunit);
489//
490 Vector<uInt> freqIDs;
491 freqidCol_.get(whichRow, freqIDs);
492 uInt freqID = freqIDs(IFSel_);
493 restfreqidCol_.get(whichRow, freqIDs);
494 uInt restFreqID = freqIDs(IFSel_);
495
496// Get SpectralCoordinate, with frame, velocity, rest freq state set
497
498 SpectralCoordinate spc = getSpectralCoordinate(freqID, restFreqID, whichRow);
499//
500 String s = "Channel";
501 if (u == Unit("km/s")) {
502 s = CoordinateUtil::axisLabel(spc,0,True,True,True);
503 } else if (u == Unit("Hz")) {
504 Vector<String> wau(1);wau = u.getName();
505 spc.setWorldAxisUnits(wau);
506//
507 s = CoordinateUtil::axisLabel(spc,0,True,True,False);
508 }
509 return s;
510}
511
512void SDMemTable::setSpectrum(std::vector<float> spectrum, int whichRow)
513{
514 Array<Float> arr;
515 specCol_.get(whichRow, arr);
516 if (spectrum.size() != arr.shape()(3)) {
517 throw(AipsError("Attempting to set spectrum with incorrect length."));
518 }
519
520 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
521 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
522 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
523 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
524 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
525 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
526
527 std::vector<float>::iterator it = spectrum.begin();
528 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
529 (*i) = Float(*it);
530 it++;
531 }
532 specCol_.put(whichRow, arr);
533}
534
535void SDMemTable::getSpectrum(Vector<Float>& spectrum, Int whichRow) const
536{
537 Array<Float> arr;
538 specCol_.get(whichRow, arr);
539 spectrum.resize(arr.shape()(3));
540 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
541 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
542 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
543 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
544 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
545 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
546
547 ArrayAccessor<Float, Axis<asap::BeamAxis> > va(spectrum);
548 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
549 (*va) = (*i);
550 va++;
551 }
552}
553/*
554void SDMemTable::getMask(Vector<Bool>& mask, Int whichRow) const {
555 Array<uChar> arr;
556 flagsCol_.get(whichRow, arr);
557 mask.resize(arr.shape()(3));
558
559 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
560 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
561 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
562 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
563 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
564 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
565
566 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
567
568 ArrayAccessor<Bool, Axis<asap::BeamAxis> > va(mask);
569 std::vector<bool> tmp;
570 tmp = chanMask_; // WHY the fxxx do I have to make a copy here. The
571 // iterator should work on chanMask_??
572 std::vector<bool>::iterator miter;
573 miter = tmp.begin();
574
575 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
576 bool out =!static_cast<bool>(*i);
577 if (useUserMask) {
578 out = out && (*miter);
579 miter++;
580 }
581 (*va) = out;
582 va++;
583 }
584}
585*/
586MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow,
587 Bool useSelection) const
588{
589 Array<Float> arr;
590 Array<uChar> farr;
591 specCol_.get(whichRow, arr);
592 flagsCol_.get(whichRow, farr);
593 Array<Bool> barr(farr.shape());convertArray(barr, farr);
594 MaskedArray<Float> marr;
595 if (useSelection) {
596 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
597 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
598 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
599 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
600 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
601 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
602
603 ArrayAccessor<Bool, Axis<asap::BeamAxis> > baa0(barr);
604 baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam
605 ArrayAccessor<Bool, Axis<asap::IFAxis> > baa1(baa0);
606 baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF
607 ArrayAccessor<Bool, Axis<asap::PolAxis> > baa2(baa1);
608 baa2.reset(baa2.begin(uInt(polSel_)));// go to pol
609
610 Vector<Float> a(arr.shape()(3));
611 Vector<Bool> b(barr.shape()(3));
612 ArrayAccessor<Float, Axis<asap::BeamAxis> > a0(a);
613 ArrayAccessor<Bool, Axis<asap::BeamAxis> > b0(b);
614
615 ArrayAccessor<Bool, Axis<asap::ChanAxis> > j(baa2);
616 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2);
617 i != i.end(); ++i) {
618 (*a0) = (*i);
619 (*b0) = !(*j);
620 j++;
621 a0++;
622 b0++;
623 }
624 marr.setData(a,b);
625 } else {
626 marr.setData(arr,!barr);
627 }
628 return marr;
629}
630
631Float SDMemTable::getTsys(Int whichRow) const
632{
633 Array<Float> arr;
634 tsCol_.get(whichRow, arr);
635 Float out;
636 IPosition ip(arr.shape());
637 ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0;
638 out = arr(ip);
639 return out;
640}
641
642MDirection SDMemTable::getDirection(Int whichRow, Bool refBeam) const
643{
644 MDirection::Types mdr = getDirectionReference();
645 Array<Double> posit;
646 dirCol_.get(whichRow,posit);
647 Vector<Double> wpos(2);
648 Int rb;
649 rbeamCol_.get(whichRow,rb);
650 wpos[0] = posit(IPosition(2,beamSel_,0));
651 wpos[1] = posit(IPosition(2,beamSel_,1));
652 if (refBeam && rb > -1) { // use refBeam instead if it exists
653 wpos[0] = posit(IPosition(2,rb,0));
654 wpos[1] = posit(IPosition(2,rb,1));
655 }
656
657 Quantum<Double> lon(wpos[0],Unit(String("rad")));
658 Quantum<Double> lat(wpos[1],Unit(String("rad")));
659 return MDirection(lon, lat, mdr);
660}
661
662MEpoch SDMemTable::getEpoch(Int whichRow) const
663{
664 MEpoch::Types met = getTimeReference();
665//
666 Double obstime;
667 timeCol_.get(whichRow,obstime);
668 MVEpoch tm2(Quantum<Double>(obstime, Unit(String("d"))));
669 return MEpoch(tm2, met);
670}
671
672MPosition SDMemTable::getAntennaPosition () const
673{
674 Vector<Double> antpos;
675 table_.keywordSet().get("AntennaPosition", antpos);
676 MVPosition mvpos(antpos(0),antpos(1),antpos(2));
677 return MPosition(mvpos);
678}
679
680
681SpectralCoordinate SDMemTable::getSpectralCoordinate(uInt freqID) const
682{
683
684 Table t = table_.keywordSet().asTable("FREQUENCIES");
685 if (freqID> t.nrow() ) {
686 throw(AipsError("SDMemTable::getSpectralCoordinate - freqID out of range"));
687 }
688
689 Double rp,rv,inc;
690 String rf;
691 ROScalarColumn<Double> rpc(t, "REFPIX");
692 ROScalarColumn<Double> rvc(t, "REFVAL");
693 ROScalarColumn<Double> incc(t, "INCREMENT");
694 t.keywordSet().get("BASEREFFRAME",rf);
695
696// Create SpectralCoordinate (units Hz)
697
698 MFrequency::Types mft;
699 if (!MFrequency::getType(mft, rf)) {
700 cerr << "Frequency type unknown assuming TOPO" << endl;
701 mft = MFrequency::TOPO;
702 }
703 rpc.get(freqID, rp);
704 rvc.get(freqID, rv);
705 incc.get(freqID, inc);
706//
707 SpectralCoordinate spec(mft,rv,inc,rp);
708//
709 return spec;
710}
711
712
713SpectralCoordinate SDMemTable::getSpectralCoordinate(uInt freqID, uInt restFreqID,
714 uInt whichRow) const
715{
716
717// Create basic SC
718
719 SpectralCoordinate spec = getSpectralCoordinate (freqID);
720//
721 Table t = table_.keywordSet().asTable("FREQUENCIES");
722
723// Set rest frequency
724
725 Vector<Double> restFreqIDs;
726 t.keywordSet().get("RESTFREQS",restFreqIDs);
727 if (restFreqID < restFreqIDs.nelements()) { // SHould always be true
728 spec.setRestFrequency(restFreqIDs(restFreqID),True);
729 }
730
731// Set up frame conversion layer
732
733 String frm;
734 t.keywordSet().get("REFFRAME",frm);
735 if (frm == "") frm = "TOPO";
736 MFrequency::Types mtype;
737 if (!MFrequency::getType(mtype, frm)) {
738 cerr << "Frequency type unknown assuming TOPO" << endl; // SHould never happen
739 mtype = MFrequency::TOPO;
740 }
741
742// Set reference frame conversion (requires row)
743
744 MDirection direct = getDirection(whichRow);
745 MEpoch epoch = getEpoch(whichRow);
746 MPosition pos = getAntennaPosition();
747 if (!spec.setReferenceConversion(mtype,epoch,pos,direct)) {
748 throw(AipsError("Couldn't convert frequency frame."));
749 }
750
751// Now velocity conversion if appropriate
752
753 String unitStr;
754 t.keywordSet().get("UNIT",unitStr);
755//
756 String dpl;
757 t.keywordSet().get("DOPPLER",dpl);
758 MDoppler::Types dtype;
759 MDoppler::getType(dtype, dpl);
760
761// Only set velocity unit if non-blank and non-Hz
762
763 if (!unitStr.empty()) {
764 Unit unitU(unitStr);
765 if (unitU==Unit("Hz")) {
766 } else {
767 spec.setVelocity(unitStr, dtype);
768 }
769 }
770//
771 return spec;
772}
773
774
775Bool SDMemTable::setCoordinate(const SpectralCoordinate& speccord,
776 uInt freqID) {
777 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
778 if (freqID > t.nrow() ) {
779 throw(AipsError("SDMemTable::setCoordinate - coord no out of range"));
780 }
781 ScalarColumn<Double> rpc(t, "REFPIX");
782 ScalarColumn<Double> rvc(t, "REFVAL");
783 ScalarColumn<Double> incc(t, "INCREMENT");
784
785 rpc.put(freqID, speccord.referencePixel()[0]);
786 rvc.put(freqID, speccord.referenceValue()[0]);
787 incc.put(freqID, speccord.increment()[0]);
788
789 return True;
790}
791
792Int SDMemTable::nCoordinates() const
793{
794 return table_.keywordSet().asTable("FREQUENCIES").nrow();
795}
796
797void SDMemTable::setRestFreqs(std::vector<double> freqs,
798 const std::string& theunit)
799{
800 Vector<Double> tvec(freqs);
801 Quantum<Vector<Double> > q(tvec, String(theunit));
802 tvec.resize();
803 tvec = q.getValue("Hz");
804 Table t = table_.keywordSet().asTable("FREQUENCIES");
805 t.rwKeywordSet().define("RESTFREQS",tvec);
806}
807
808std::vector<double> SDMemTable::getRestFreqs() const
809{
810 Table t = table_.keywordSet().asTable("FREQUENCIES");
811 Vector<Double> tvec;
812 t.keywordSet().get("RESTFREQS",tvec);
813 std::vector<double> stlout;
814 tvec.tovector(stlout);
815 return stlout;
816}
817
818bool SDMemTable::putSDFreqTable(const SDFrequencyTable& sdft)
819{
820 TableDesc td("", "1", TableDesc::Scratch);
821 td.addColumn(ScalarColumnDesc<Double>("REFPIX"));
822 td.addColumn(ScalarColumnDesc<Double>("REFVAL"));
823 td.addColumn(ScalarColumnDesc<Double>("INCREMENT"));
824 SetupNewTable aNewTab("freqs", td, Table::New);
825 Table aTable (aNewTab, Table::Memory, sdft.length());
826 ScalarColumn<Double> sc0(aTable, "REFPIX");
827 ScalarColumn<Double> sc1(aTable, "REFVAL");
828 ScalarColumn<Double> sc2(aTable, "INCREMENT");
829 for (uInt i=0; i < sdft.length(); ++i) {
830 sc0.put(i,sdft.referencePixel(i));
831 sc1.put(i,sdft.referenceValue(i));
832 sc2.put(i,sdft.increment(i));
833 }
834 String rf = sdft.refFrame();
835 if (rf.contains("TOPO")) rf = "TOPO";
836
837 aTable.rwKeywordSet().define("BASEREFFRAME", rf);
838 aTable.rwKeywordSet().define("REFFRAME", rf);
839 aTable.rwKeywordSet().define("EQUINOX", sdft.equinox());
840 aTable.rwKeywordSet().define("UNIT", String(""));
841 aTable.rwKeywordSet().define("DOPPLER", String("RADIO"));
842 Vector<Double> rfvec;
843 String rfunit;
844 sdft.restFrequencies(rfvec,rfunit);
845 Quantum<Vector<Double> > q(rfvec, rfunit);
846 rfvec.resize();
847 rfvec = q.getValue("Hz");
848 aTable.rwKeywordSet().define("RESTFREQS", rfvec);
849 table_.rwKeywordSet().defineTable ("FREQUENCIES", aTable);
850 return True;
851}
852
853SDFrequencyTable SDMemTable::getSDFreqTable() const
854{
855cerr << "ENter SDMemTbale::getSDFreqTable" << endl;
856
857 const Table& t = table_.keywordSet().asTable("FREQUENCIES");
858 SDFrequencyTable sdft;
859
860// Add refpix/refval/incr. What are the units ? Hz I suppose
861// but it's nowhere described...
862
863 Vector<Double> refPix, refVal, incr;
864 ScalarColumn<Double> refPixCol(t, "REFPIX");
865 ScalarColumn<Double> refValCol(t, "REFVAL");
866 ScalarColumn<Double> incrCol(t, "INCREMENT");
867 refPix = refPixCol.getColumn();
868 refVal = refValCol.getColumn();
869 incr = incrCol.getColumn();
870//
871 uInt n = refPix.nelements();
872 for (uInt i=0; i<n; i++) {
873 sdft.addFrequency(refPix[i], refVal[i], incr[i]);
874 }
875
876// Frequency reference frame. I don't know if this
877// is the correct frame. It might be 'REFFRAME'
878// rather than 'BASEREFFRAME' ?
879
880 String baseFrame;
881 t.keywordSet().get("BASEREFFRAME",baseFrame);
882 sdft.setRefFrame(baseFrame);
883
884// Equinox
885
886 Float equinox;
887 t.keywordSet().get("EQUINOX", equinox);
888 sdft.setEquinox(equinox);
889
890// Rest Frequency
891
892 Vector<Double> restFreqs;
893 t.keywordSet().get("RESTFREQS", restFreqs);
894cerr << "old restfreqs from Table = " << restFreqs << endl;
895cerr << "add them to SDFreqTable" << endl;
896 for (uInt i=0; i<restFreqs.nelements(); i++) {
897 sdft.addRestFrequency(restFreqs[i]);
898 }
899 sdft.setRestFrequencyUnit(String("Hz"));
900cerr << "Exit getSDFreqTable" << endl;
901//
902 return sdft;
903}
904
905bool SDMemTable::putSDContainer(const SDContainer& sdc)
906{
907 uInt rno = table_.nrow();
908 table_.addRow();
909//
910 timeCol_.put(rno, sdc.timestamp);
911 srcnCol_.put(rno, sdc.sourcename);
912 fldnCol_.put(rno, sdc.fieldname);
913 specCol_.put(rno, sdc.getSpectrum());
914 flagsCol_.put(rno, sdc.getFlags());
915 tsCol_.put(rno, sdc.getTsys());
916 scanCol_.put(rno, sdc.scanid);
917 integrCol_.put(rno, sdc.interval);
918 freqidCol_.put(rno, sdc.getFreqMap());
919 restfreqidCol_.put(rno, sdc.getRestFreqMap());
920 dirCol_.put(rno, sdc.getDirection());
921 rbeamCol_.put(rno, sdc.refbeam);
922 tcalCol_.put(rno, sdc.tcal);
923 tcaltCol_.put(rno, sdc.tcaltime);
924 azCol_.put(rno, sdc.azimuth);
925 elCol_.put(rno, sdc.elevation);
926 paraCol_.put(rno, sdc.parangle);
927 histCol_.put(rno, sdc.getHistory());
928//
929 return true;
930}
931
932SDContainer SDMemTable::getSDContainer(uInt whichRow) const
933{
934 SDContainer sdc(nBeam(),nIF(),nPol(),nChan());
935 timeCol_.get(whichRow, sdc.timestamp);
936 srcnCol_.get(whichRow, sdc.sourcename);
937 integrCol_.get(whichRow, sdc.interval);
938 scanCol_.get(whichRow, sdc.scanid);
939 fldnCol_.get(whichRow, sdc.fieldname);
940 rbeamCol_.get(whichRow, sdc.refbeam);
941 azCol_.get(whichRow, sdc.azimuth);
942 elCol_.get(whichRow, sdc.elevation);
943 paraCol_.get(whichRow, sdc.parangle);
944 Vector<Float> tc;
945 tcalCol_.get(whichRow, tc);
946 sdc.tcal[0] = tc[0];sdc.tcal[1] = tc[1];
947 tcaltCol_.get(whichRow, sdc.tcaltime);
948//
949 Array<Float> spectrum;
950 Array<Float> tsys;
951 Array<uChar> flagtrum;
952 Vector<uInt> fmap;
953 Array<Double> direction;
954 Vector<String> histo;
955//
956 specCol_.get(whichRow, spectrum);
957 sdc.putSpectrum(spectrum);
958 flagsCol_.get(whichRow, flagtrum);
959 sdc.putFlags(flagtrum);
960 tsCol_.get(whichRow, tsys);
961 sdc.putTsys(tsys);
962 freqidCol_.get(whichRow, fmap);
963 sdc.putFreqMap(fmap);
964 restfreqidCol_.get(whichRow, fmap);
965 sdc.putRestFreqMap(fmap);
966 dirCol_.get(whichRow, direction);
967 sdc.putDirection(direction);
968 histCol_.get(whichRow, histo);
969 sdc.putHistory(histo);
970 return sdc;
971}
972
973bool SDMemTable::putSDHeader(const SDHeader& sdh)
974{
975 table_.rwKeywordSet().define("nIF", sdh.nif);
976 table_.rwKeywordSet().define("nBeam", sdh.nbeam);
977 table_.rwKeywordSet().define("nPol", sdh.npol);
978 table_.rwKeywordSet().define("nChan", sdh.nchan);
979 table_.rwKeywordSet().define("Observer", sdh.observer);
980 table_.rwKeywordSet().define("Project", sdh.project);
981 table_.rwKeywordSet().define("Obstype", sdh.obstype);
982 table_.rwKeywordSet().define("AntennaName", sdh.antennaname);
983 table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition);
984 table_.rwKeywordSet().define("Equinox", sdh.equinox);
985 table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref);
986 table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq);
987 table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth);
988 table_.rwKeywordSet().define("UTC", sdh.utc);
989 table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit);
990 table_.rwKeywordSet().define("Epoch", sdh.epoch);
991 return true;
992}
993
994SDHeader SDMemTable::getSDHeader() const
995{
996 SDHeader sdh;
997 table_.keywordSet().get("nBeam",sdh.nbeam);
998 table_.keywordSet().get("nIF",sdh.nif);
999 table_.keywordSet().get("nPol",sdh.npol);
1000 table_.keywordSet().get("nChan",sdh.nchan);
1001 table_.keywordSet().get("Observer", sdh.observer);
1002 table_.keywordSet().get("Project", sdh.project);
1003 table_.keywordSet().get("Obstype", sdh.obstype);
1004 table_.keywordSet().get("AntennaName", sdh.antennaname);
1005 table_.keywordSet().get("AntennaPosition", sdh.antennaposition);
1006 table_.keywordSet().get("Equinox", sdh.equinox);
1007 table_.keywordSet().get("FreqRefFrame", sdh.freqref);
1008 table_.keywordSet().get("FreqRefVal", sdh.reffreq);
1009 table_.keywordSet().get("Bandwidth", sdh.bandwidth);
1010 table_.keywordSet().get("UTC", sdh.utc);
1011 table_.keywordSet().get("FluxUnit", sdh.fluxunit);
1012 table_.keywordSet().get("Epoch", sdh.epoch);
1013 return sdh;
1014}
1015void SDMemTable::makePersistent(const std::string& filename)
1016{
1017 table_.deepCopy(filename,Table::New);
1018}
1019
1020Int SDMemTable::nScan() const {
1021 Int n = 0;
1022 Int previous = -1;Int current=0;
1023 for (uInt i=0; i< scanCol_.nrow();i++) {
1024 scanCol_.getScalar(i,current);
1025 if (previous != current) {
1026 previous = current;
1027 n++;
1028 }
1029 }
1030 return n;
1031}
1032
1033String SDMemTable::formatSec(Double x) const
1034{
1035 Double xcop = x;
1036 MVTime mvt(xcop/24./3600.); // make days
1037
1038 if (x < 59.95)
1039 return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s";
1040 else if (x < 3599.95)
1041 return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_H,7)+" ";
1042 else {
1043 ostringstream oss;
1044 oss << setw(2) << std::right << setprecision(1) << mvt.hour();
1045 oss << ":" << mvt.string(MVTime::TIME_CLEAN_NO_H,7) << " ";
1046 return String(oss);
1047 }
1048};
1049
1050String SDMemTable::formatDirection(const MDirection& md) const
1051{
1052 Vector<Double> t = md.getAngle(Unit(String("rad"))).getValue();
1053 Int prec = 7;
1054
1055 MVAngle mvLon(t[0]);
1056 String sLon = mvLon.string(MVAngle::TIME,prec);
1057 MVAngle mvLat(t[1]);
1058 String sLat = mvLat.string(MVAngle::ANGLE+MVAngle::DIG2,prec);
1059 return sLon + String(" ") + sLat;
1060}
1061
1062
1063std::string SDMemTable::getFluxUnit() const
1064{
1065 String tmp;
1066 table_.keywordSet().get("FluxUnit", tmp);
1067 return tmp;
1068}
1069
1070void SDMemTable::setFluxUnit(const std::string& unit)
1071{
1072 String tmp(unit);
1073 Unit tU(tmp);
1074 if (tU==Unit("K") || tU==Unit("Jy")) {
1075 table_.rwKeywordSet().define(String("FluxUnit"), tmp);
1076 } else {
1077 throw AipsError("Illegal unit - must be compatible with Jy or K");
1078 }
1079}
1080
1081
1082void SDMemTable::setInstrument(const std::string& name)
1083{
1084 Bool throwIt = True;
1085 Instrument ins = convertInstrument (name, throwIt);
1086 String nameU(name);
1087 nameU.upcase();
1088 table_.rwKeywordSet().define(String("AntennaName"), nameU);
1089}
1090
1091std::string SDMemTable::summary(bool verbose) const {
1092
1093// Format header info
1094
1095 ostringstream oss;
1096 oss << endl;
1097 oss << "--------------------------------------------------------------------------------" << endl;
1098 oss << " Scan Table Summary" << endl;
1099 oss << "--------------------------------------------------------------------------------" << endl;
1100 oss.flags(std::ios_base::left);
1101 oss << setw(15) << "Beams:" << setw(4) << nBeam() << endl
1102 << setw(15) << "IFs:" << setw(4) << nIF() << endl
1103 << setw(15) << "Polarisations:" << setw(4) << nPol() << endl
1104 << setw(15) << "Channels:" << setw(4) << nChan() << endl;
1105 oss << endl;
1106 String tmp;
1107 table_.keywordSet().get("Observer", tmp);
1108 oss << setw(15) << "Observer:" << tmp << endl;
1109 oss << setw(15) << "Obs Date:" << getTime(-1,True) << endl;
1110 table_.keywordSet().get("Project", tmp);
1111 oss << setw(15) << "Project:" << tmp << endl;
1112 table_.keywordSet().get("Obstype", tmp);
1113 oss << setw(15) << "Obs. Type:" << tmp << endl;
1114 table_.keywordSet().get("AntennaName", tmp);
1115 oss << setw(15) << "Antenna Name:" << tmp << endl;
1116 table_.keywordSet().get("FluxUnit", tmp);
1117 oss << setw(15) << "Flux Unit:" << tmp << endl;
1118 Table t = table_.keywordSet().asTable("FREQUENCIES");
1119 Vector<Double> vec;
1120 t.keywordSet().get("RESTFREQS",vec);
1121 oss << setw(15) << "Rest Freqs:";
1122 if (vec.nelements() > 0) {
1123 oss << setprecision(0) << vec << " [Hz]" << endl;
1124 } else {
1125 oss << "None set" << endl;
1126 }
1127 oss << setw(15) << "Abcissa:" << getAbcissaString() << endl;
1128 oss << setw(15) << "Cursor:" << "Beam[" << getBeam() << "] "
1129 << "IF[" << getIF() << "] " << "Pol[" << getPol() << "]" << endl;
1130 oss << endl;
1131//
1132 String dirtype ="Position ("+ MDirection::showType(getDirectionReference()) + ")";
1133 oss << setw(5) << "Scan"
1134 << setw(15) << "Source"
1135 << setw(24) << dirtype
1136 << setw(10) << "Time"
1137 << setw(18) << "Integration"
1138 << setw(7) << "FreqIDs" << endl;
1139 oss << "--------------------------------------------------------------------------------" << endl;
1140
1141// Generate list of scan start and end integrations
1142
1143 Vector<Int> scanIDs = scanCol_.getColumn();
1144 Vector<uInt> startInt, endInt;
1145 mathutil::scanBoundaries(startInt, endInt, scanIDs);
1146//
1147 const uInt nScans = startInt.nelements();
1148 String name;
1149 Vector<uInt> freqIDs, listFQ;
1150 uInt nInt;
1151//
1152 for (uInt i=0; i<nScans; i++) {
1153
1154// Get things from first integration of scan
1155
1156 String time = getTime(startInt(i),False);
1157 String tInt = formatSec(Double(getInterval(startInt(i))));
1158 String posit = formatDirection(getDirection(startInt(i),True));
1159 srcnCol_.getScalar(startInt(i),name);
1160
1161// Find all the FreqIDs in this scan
1162
1163 listFQ.resize(0);
1164 for (uInt j=startInt(i); j<endInt(i)+1; j++) {
1165 freqidCol_.get(j, freqIDs);
1166 for (uInt k=0; k<freqIDs.nelements(); k++) {
1167 mathutil::addEntry(listFQ, freqIDs(k));
1168 }
1169 }
1170//
1171 nInt = endInt(i) - startInt(i) + 1;
1172 oss << setw(3) << std::right << i << std::left << setw(2) << " "
1173 << setw(15) << name
1174 << setw(24) << posit
1175 << setw(10) << time
1176 << setw(3) << std::right << nInt << setw(3) << " x " << std::left
1177 << setw(6) << tInt
1178 << " " << listFQ << endl;
1179 }
1180 oss << endl;
1181 oss << "Table contains " << table_.nrow() << " integration(s) in " << nScans << " scan(s)." << endl;
1182
1183// Frequency Table
1184
1185 if (verbose) {
1186 std::vector<string> info = getCoordInfo();
1187 SDFrequencyTable sdft = getSDFreqTable();
1188 oss << endl << endl;
1189 oss << "FreqID Frame RefFreq(Hz) RefPix Increment(Hz)" << endl;
1190 oss << "--------------------------------------------------------------------------------" << endl;
1191 for (uInt i=0; i<sdft.length(); i++) {
1192 oss << setw(8) << i << setw(8)
1193 << info[3] << setw(16) << setprecision(8)
1194 << sdft.referenceValue(i) << setw(10)
1195 << sdft.referencePixel(i) << setw(12)
1196 << sdft.increment(i) << endl;
1197 }
1198 oss << "--------------------------------------------------------------------------------" << endl;
1199 }
1200 return String(oss);
1201}
1202
1203Int SDMemTable::nBeam() const
1204{
1205 Int n;
1206 table_.keywordSet().get("nBeam",n);
1207 return n;
1208}
1209Int SDMemTable::nIF() const {
1210 Int n;
1211 table_.keywordSet().get("nIF",n);
1212 return n;
1213}
1214Int SDMemTable::nPol() const {
1215 Int n;
1216 table_.keywordSet().get("nPol",n);
1217 return n;
1218}
1219Int SDMemTable::nChan() const {
1220 Int n;
1221 table_.keywordSet().get("nChan",n);
1222 return n;
1223}
1224bool SDMemTable::appendHistory(const std::string& hist, int whichRow)
1225{
1226 Vector<String> history;
1227 histCol_.get(whichRow, history);
1228 history.resize(history.nelements()+1,True);
1229 history[history.nelements()-1] = hist;
1230 histCol_.put(whichRow, history);
1231}
1232
1233std::vector<std::string> SDMemTable::history(int whichRow) const
1234{
1235 Vector<String> history;
1236 histCol_.get(whichRow, history);
1237 std::vector<std::string> stlout;
1238 // there is no Array<String>.tovector(std::vector<std::string>), so
1239 // do it by hand
1240 for (uInt i=0; i<history.nelements(); ++i) {
1241 stlout.push_back(history[i]);
1242 }
1243 return stlout;
1244}
1245/*
1246void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) {
1247
1248 std::vector<int>::iterator it;
1249 ArrayAccessor<uChar, Axis<asap::PolAxis> > j(flags_);
1250 for (it = whichChans.begin(); it != whichChans.end(); it++) {
1251 j.reset(j.begin(uInt(*it)));
1252 for (ArrayAccessor<uChar, Axis<asap::BeamAxis> > i(j); i != i.end(); ++i) {
1253 for (ArrayAccessor<uChar, Axis<asap::IFAxis> > ii(i); ii != ii.end(); ++ii) {
1254 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > iii(ii);
1255 iii != iii.end(); ++iii) {
1256 (*iii) =
1257 }
1258 }
1259 }
1260 }
1261
1262}
1263*/
1264void SDMemTable::flag(int whichRow)
1265{
1266 Array<uChar> arr;
1267 flagsCol_.get(whichRow, arr);
1268
1269 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
1270 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
1271 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
1272 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
1273 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
1274 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
1275
1276 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
1277 (*i) = uChar(True);
1278 }
1279
1280 flagsCol_.put(whichRow, arr);
1281}
1282
1283MDirection::Types SDMemTable::getDirectionReference() const
1284{
1285 Float eq;
1286 table_.keywordSet().get("Equinox",eq);
1287 std::map<float,string> mp;
1288 mp[2000.0] = "J2000";
1289 mp[1950.0] = "B1950";
1290 MDirection::Types mdr;
1291 if (!MDirection::getType(mdr, mp[eq])) {
1292 mdr = MDirection::J2000;
1293 cerr << "Unknown equinox using J2000" << endl;
1294 }
1295//
1296 return mdr;
1297}
1298
1299MEpoch::Types SDMemTable::getTimeReference() const
1300{
1301 MEpoch::Types met;
1302 String ep;
1303 table_.keywordSet().get("Epoch",ep);
1304 if (!MEpoch::getType(met, ep)) {
1305 cerr << "Epoch type uknown - using UTC" << endl;
1306 met = MEpoch::UTC;
1307 }
1308//
1309 return met;
1310}
1311
1312
1313Instrument SDMemTable::convertInstrument(const String& instrument,
1314 Bool throwIt)
1315{
1316 String t(instrument);
1317 t.upcase();
1318
1319// The strings are what SDReader returns, after cunning interrogation
1320// of station names... :-(
1321
1322 Instrument inst = asap::UNKNOWN;
1323 if (t==String("DSS-43")) {
1324 inst = TIDBINBILLA;
1325 } else if (t==String("ATPKSMB")) {
1326 inst = ATPKSMB;
1327 } else if (t==String("ATPKSHOH")) {
1328 inst = ATPKSHOH;
1329 } else if (t==String("ATMOPRA")) {
1330 inst = ATMOPRA;
1331 } else if (t==String("CEDUNA")) {
1332 inst = CEDUNA;
1333 } else if (t==String("HOBART")) {
1334 inst = HOBART;
1335 } else {
1336 if (throwIt) {
1337 throw AipsError("Unrecognized instrument - use function scan.set_instrument to set");
1338 }
1339 }
1340 return inst;
1341}
1342
1343casa::Bool SDMemTable::selectRestFreq (casa::Double restFreq, const String& unit,
1344 const casa::String& source,
1345 casa::Int whichIF)
1346{
1347 const Int nIFs = nIF();
1348 if (whichIF>=nIFs) {
1349 throw(AipsError("Illegal IF index"));
1350 }
1351
1352// Find rest frequency. Add it if necessary
1353
1354 SDFrequencyTable sdft = getSDFreqTable();
1355 Quantum<Double> rf(restFreq, Unit(unit));
1356 uInt idx = sdft.addRestFrequency(rf.getValue("Hz"));
1357
1358// Replace
1359
1360 Bool empty = source.empty();
1361 Bool ok = False;
1362 if (putSDFreqTable(sdft)) {
1363 const uInt nRow = table_.nrow();
1364 String srcName;
1365 Vector<uInt> restFreqIDs;
1366 for (uInt i=0; i<nRow; i++) {
1367 srcnCol_.get(i, srcName);
1368 restfreqidCol_.get(i,restFreqIDs);
1369//
1370 if (empty || source==srcName) {
1371 if (whichIF<0) {
1372 restFreqIDs = idx;
1373 } else {
1374 restFreqIDs(whichIF) = idx;
1375 }
1376 }
1377//
1378 restfreqidCol_.put(i,restFreqIDs);
1379 }
1380 ok = True;
1381 } else {
1382 ok = False;
1383 }
1384//
1385 return ok;
1386}
1387
1388
1389void SDMemTable::renumber()
1390{
1391 uInt nRow = scanCol_.nrow();
1392 Int newscanid = 0;
1393 Int cIdx;// the current scanid
1394 // get the first scanid
1395 scanCol_.getScalar(0,cIdx);
1396 Int pIdx = cIdx;// the scanid of the previous row
1397 for (uInt i=0; i<nRow;++i) {
1398 scanCol_.getScalar(i,cIdx);
1399 if (pIdx == cIdx) {
1400 // renumber
1401 scanCol_.put(i,newscanid);
1402 } else {
1403 ++newscanid;
1404 pIdx = cIdx; // store scanid
1405 --i; // don't increment next loop
1406 }
1407 }
1408}
1409
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