source: trunk/src/SDMemTable.cc@ 211

Last change on this file since 211 was 206, checked in by mar637, 20 years ago
  • now using asap::AxisNo enum instead of fixed axis indeces
  • using fluxunit, epoch, equinox
  • added restfrequencies
  • added history
  • now using asap::AxisNo enum instead of fixed axis indeces
  • added getDirection method
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 31.8 KB
Line 
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
44#include <tables/Tables/TableParse.h>
45#include <tables/Tables/TableDesc.h>
46#include <tables/Tables/SetupNewTab.h>
47#include <tables/Tables/ScaColDesc.h>
48#include <tables/Tables/ArrColDesc.h>
49
50#include <tables/Tables/ExprNode.h>
51#include <tables/Tables/ScalarColumn.h>
52#include <tables/Tables/ArrayColumn.h>
53#include <tables/Tables/TableRecord.h>
54#include <measures/Measures/MFrequency.h>
55#include <measures/Measures/MeasTable.h>
56#include <coordinates/Coordinates/CoordinateUtil.h>
57#include <casa/Quanta/MVTime.h>
58
59#include "Definitions.h"
60#include "SDMemTable.h"
61#include "SDContainer.h"
62
63
64using namespace casa;
65using namespace asap;
66
67SDMemTable::SDMemTable() :
68 IFSel_(0),
69 beamSel_(0),
70 polSel_(0)
71{
72 setup();
73}
74
75SDMemTable::SDMemTable(const std::string& name) :
76 IFSel_(0),
77 beamSel_(0),
78 polSel_(0)
79{
80 Table tab(name);
81 table_ = tab.copyToMemoryTable("dummy");
82 //cerr << "hello from C SDMemTable @ " << this << endl;
83}
84
85SDMemTable::SDMemTable(const SDMemTable& other, Bool clear)
86{
87 IFSel_= other.IFSel_;
88 beamSel_= other.beamSel_;
89 polSel_= other.polSel_;
90 chanMask_ = other.chanMask_;
91 table_ = other.table_.copyToMemoryTable(String("dummy"));
92 // clear all rows()
93 if (clear) {
94 table_.removeRow(this->table_.rowNumbers());
95 } else {
96 IFSel_ = other.IFSel_;
97 beamSel_ = other.beamSel_;
98 polSel_ = other.polSel_;
99 }
100 //cerr << "hello from CC SDMemTable @ " << this << endl;
101}
102
103SDMemTable::SDMemTable(const Table& tab, const std::string& exprs) :
104 IFSel_(0),
105 beamSel_(0),
106 polSel_(0)
107{
108 Table t = tableCommand(exprs,tab);
109 if (t.nrow() == 0)
110 throw(AipsError("Query unsuccessful."));
111 table_ = t.copyToMemoryTable("dummy");
112}
113
114SDMemTable::~SDMemTable()
115{
116 //cerr << "goodbye from SDMemTable @ " << this << endl;
117}
118
119SDMemTable SDMemTable::getScan(Int scanID) const
120{
121 String cond("SELECT * from $1 WHERE SCANID == ");
122 cond += String::toString(scanID);
123 return SDMemTable(table_, cond);
124}
125
126SDMemTable &SDMemTable::operator=(const SDMemTable& other)
127{
128 if (this != &other) {
129 IFSel_= other.IFSel_;
130 beamSel_= other.beamSel_;
131 polSel_= other.polSel_;
132 chanMask_.resize(0);
133 chanMask_ = other.chanMask_;
134 table_ = other.table_.copyToMemoryTable(String("dummy"));
135 }
136 //cerr << "hello from ASS SDMemTable @ " << this << endl;
137 return *this;
138}
139
140SDMemTable SDMemTable::getSource(const std::string& source) const
141{
142 String cond("SELECT * from $1 WHERE SRCNAME == ");
143 cond += source;
144 return SDMemTable(table_, cond);
145}
146
147void SDMemTable::setup()
148{
149 TableDesc td("", "1", TableDesc::Scratch);
150 td.comment() = "A SDMemTable";
151 td.addColumn(ScalarColumnDesc<Double>("TIME"));
152 td.addColumn(ScalarColumnDesc<String>("SRCNAME"));
153 td.addColumn(ArrayColumnDesc<Float>("SPECTRA"));
154 td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA"));
155 td.addColumn(ArrayColumnDesc<Float>("TSYS"));
156 td.addColumn(ScalarColumnDesc<Int>("SCANID"));
157 td.addColumn(ScalarColumnDesc<Double>("INTERVAL"));
158 td.addColumn(ArrayColumnDesc<uInt>("FREQID"));
159 td.addColumn(ArrayColumnDesc<Double>("DIRECTION"));
160 td.addColumn(ScalarColumnDesc<String>("FIELDNAME"));
161 td.addColumn(ScalarColumnDesc<String>("TCALTIME"));
162 td.addColumn(ArrayColumnDesc<Float>("TCAL"));
163 td.addColumn(ScalarColumnDesc<Float>("AZIMUTH"));
164 td.addColumn(ScalarColumnDesc<Float>("ELEVATION"));
165 td.addColumn(ScalarColumnDesc<Float>("PARANGLE"));
166 td.addColumn(ScalarColumnDesc<Int>("REFBEAM"));
167 td.addColumn(ArrayColumnDesc<String>("HISTORY"));
168
169 // Now create a new table from the description.
170
171 SetupNewTable aNewTab("dummy", td, Table::New);
172 table_ = Table(aNewTab, Table::Memory, 0);
173}
174
175std::string SDMemTable::getSourceName(Int whichRow) const
176{
177 ROScalarColumn<String> src(table_, "SRCNAME");
178 String name;
179 src.get(whichRow, name);
180 return name;
181}
182
183std::string SDMemTable::getTime(Int whichRow) const
184{
185 ROScalarColumn<Double> src(table_, "TIME");
186 Double tm;
187 src.get(whichRow, tm);
188 MVTime mvt(tm);
189 mvt.setFormat(MVTime::TIME);
190 ostringstream oss;
191 oss << mvt;
192 String str(oss);
193 return str;
194}
195double SDMemTable::getInterval(Int whichRow) const
196{
197 ROScalarColumn<Double> src(table_, "INTERVAL");
198 Double intval;
199 src.get(whichRow, intval);
200 return intval;
201}
202
203bool SDMemTable::setIF(Int whichIF)
204{
205 if ( whichIF >= 0 && whichIF < nIF()) {
206 IFSel_ = whichIF;
207 return true;
208 }
209 return false;
210}
211
212bool SDMemTable::setBeam(Int whichBeam)
213{
214 if ( whichBeam >= 0 && whichBeam < nBeam()) {
215 beamSel_ = whichBeam;
216 return true;
217 }
218 return false;
219}
220
221bool SDMemTable::setPol(Int whichPol)
222{
223 if ( whichPol >= 0 && whichPol < nPol()) {
224 polSel_ = whichPol;
225 return true;
226 }
227 return false;
228}
229
230bool SDMemTable::setMask(std::vector<int> whichChans)
231{
232 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
233 std::vector<int>::iterator it;
234 uInt n = spec.shape(0)(3);
235 if (whichChans.empty()) {
236 chanMask_ = std::vector<bool>(n,true);
237 return true;
238 }
239 chanMask_.resize(n,true);
240 for (it = whichChans.begin(); it != whichChans.end(); ++it) {
241 if (*it < n) {
242 chanMask_[*it] = false;
243 }
244 }
245 return true;
246}
247
248std::vector<bool> SDMemTable::getMask(Int whichRow) const {
249 std::vector<bool> mask;
250 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
251 Array<uChar> arr;
252 spec.get(whichRow, arr);
253 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
254 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
255 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
256 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
257 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
258 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
259
260 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
261
262 std::vector<bool> tmp;
263 tmp = chanMask_; // WHY the fxxx do I have to make a copy here
264 std::vector<bool>::iterator miter;
265 miter = tmp.begin();
266
267 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
268 bool out =!static_cast<bool>(*i);
269 if (useUserMask) {
270 out = out && (*miter);
271 miter++;
272 }
273 mask.push_back(out);
274 }
275 return mask;
276}
277std::vector<float> SDMemTable::getSpectrum(Int whichRow) const
278{
279 std::vector<float> spectrum;
280 ROArrayColumn<Float> spec(table_, "SPECTRA");
281 Array<Float> arr;
282 spec.get(whichRow, arr);
283 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
284 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
285 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
286 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
287 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
288 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
289 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
290 spectrum.push_back(*i);
291 }
292 return spectrum;
293}
294std::vector<string> SDMemTable::getCoordInfo() const
295{
296 String un;
297 Table t = table_.keywordSet().asTable("FREQUENCIES");
298 String sunit;
299 t.keywordSet().get("UNIT",sunit);
300 String dpl;
301 t.keywordSet().get("DOPPLER",dpl);
302 if (dpl == "") dpl = "RADIO";
303 String rfrm;
304 t.keywordSet().get("REFFRAME",rfrm);
305 std::vector<string> inf;
306 inf.push_back(sunit);
307 inf.push_back(rfrm);
308 inf.push_back(dpl);
309 return inf;
310}
311
312void SDMemTable::setCoordInfo(std::vector<string> theinfo)
313{
314 std::vector<string>::iterator it;
315 String un,rfrm,dpl;
316 un = theinfo[0];
317 rfrm = theinfo[1];
318 dpl = theinfo[2];
319
320 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
321 Vector<Double> rstf;
322 t.keywordSet().get("RESTFREQS",rstf);
323 Bool canDo = True;
324 Unit u1("km/s");Unit u2("Hz");
325 if (Unit(un) == u1) {
326 Vector<Double> rstf;
327 t.keywordSet().get("RESTFREQS",rstf);
328 if (rstf.nelements() == 0) {
329 throw(AipsError("Can't set unit to km/s if no restfrequencies are specified"));
330 }
331 } else if (Unit(un) != u2 && un != "") {
332 throw(AipsError("Unit not conformant with Spectral Coordinates"));
333 }
334 t.rwKeywordSet().define("UNIT", un);
335
336 MFrequency::Types mdr;
337 if (!MFrequency::getType(mdr, rfrm)) {
338
339 Int a,b;const uInt* c;
340 const String* valid = MFrequency::allMyTypes(a, b, c);
341 String pfix = "Please specify a legal frame type. Types are\n";
342 throw(AipsError(pfix+(*valid)));
343 } else {
344 t.rwKeywordSet().define("REFFRAME",rfrm);
345 }
346
347}
348
349std::vector<double> SDMemTable::getAbcissa(Int whichRow) const
350{
351 std::vector<double> absc(nChan());
352 Vector<Double> absc1(nChan());
353 indgen(absc1);
354 ROArrayColumn<uInt> fid(table_, "FREQID");
355 Vector<uInt> v;
356 fid.get(whichRow, v);
357 uInt specidx = v(IFSel_);
358 SpectralCoordinate spc = getCoordinate(specidx);
359 Table t = table_.keywordSet().asTable("FREQUENCIES");
360
361 MDirection direct = getDirection(whichRow);
362
363 ROScalarColumn<Double> tme(table_, "TIME");
364 Double obstime;
365 tme.get(whichRow,obstime);
366 MVEpoch tm2(Quantum<Double>(obstime, Unit(String("d"))));
367 MEpoch::Types met;
368 String ep;
369 table_.keywordSet().get("Epoch",ep);
370 if (!MEpoch::getType(met, ep)) {
371 cerr << "Epoch type uknown - using UTC" << endl;
372 met = MEpoch::UTC;
373 }
374
375 MEpoch epoch(tm2, met);
376
377 Vector<Double> antpos;
378 table_.keywordSet().get("AntennaPosition", antpos);
379 MVPosition mvpos(antpos(0),antpos(1),antpos(2));
380 MPosition pos(mvpos);
381 String sunit;
382 t.keywordSet().get("UNIT",sunit);
383 if (sunit == "") sunit = "pixel";
384 Unit u(sunit);
385 String frm;
386 t.keywordSet().get("REFFRAME",frm);
387 if (frm == "") frm = "TOPO";
388 String dpl;
389 t.keywordSet().get("DOPPLER",dpl);
390 if (dpl == "") dpl = "RADIO";
391 MFrequency::Types mtype;
392 if (!MFrequency::getType(mtype, frm)) {
393 cout << "Frequency type unknown assuming TOPO" << endl;
394 mtype = MFrequency::TOPO;
395 }
396
397 if (!spc.setReferenceConversion(mtype,epoch,pos,direct)) {
398 throw(AipsError("Couldn't convert frequency frame."));
399 }
400
401 if ( u == Unit("km/s") ) {
402 Vector<Double> rstf;
403 t.keywordSet().get("RESTFREQS",rstf);
404 if (rstf.nelements() > 0) {
405 if (rstf.nelements() >= nIF())
406 spc.selectRestFrequency(uInt(IFSel_));
407 spc.setVelocity(u.getName());
408 Vector<Double> wrld;
409 spc.pixelToVelocity(wrld,absc1);
410 std::vector<double>::iterator it;
411 uInt i = 0;
412 for (it = absc.begin(); it != absc.end(); ++it) {
413 (*it) = wrld[i];
414 i++;
415 }
416 }
417 } else if (u == Unit("Hz")) {
418 Vector<String> wau(1); wau = u.getName();
419 spc.setWorldAxisUnits(wau);
420 std::vector<double>::iterator it;
421 Double tmp;
422 uInt i = 0;
423 for (it = absc.begin(); it != absc.end(); ++it) {
424 spc.toWorld(tmp,absc1[i]);
425 (*it) = tmp;
426 i++;
427 }
428
429 } else {
430 // assume channels/pixels
431 std::vector<double>::iterator it;
432 uInt i=0;
433 for (it = absc.begin(); it != absc.end(); ++it) {
434 (*it) = Double(i++);
435 }
436 }
437 return absc;
438}
439
440std::string SDMemTable::getAbcissaString(Int whichRow) const
441{
442 ROArrayColumn<uInt> fid(table_, "FREQID");
443 Table t = table_.keywordSet().asTable("FREQUENCIES");
444 String sunit;
445 t.keywordSet().get("UNIT",sunit);
446 if (sunit == "") sunit = "pixel";
447 Unit u(sunit);
448 Vector<uInt> v;
449 fid.get(whichRow, v);
450 uInt specidx = v(IFSel_);
451 SpectralCoordinate spc = getCoordinate(specidx);
452 String frm;
453 t.keywordSet().get("REFFRAME",frm);
454 MFrequency::Types mtype;
455 if (!MFrequency::getType(mtype, frm)) {
456 cout << "Frequency type unknown assuming TOPO" << endl;
457 mtype = MFrequency::TOPO;
458 }
459 spc.setFrequencySystem(mtype);
460 String s = "Channel";
461 if (u == Unit("km/s")) {
462 spc.setVelocity(u.getName());
463 s = CoordinateUtil::axisLabel(spc,0,True,True,True);
464 } else if (u == Unit("Hz")) {
465 Vector<String> wau(1);wau = u.getName();
466 spc.setWorldAxisUnits(wau);
467 s = CoordinateUtil::axisLabel(spc);
468 }
469 return s;
470}
471
472void SDMemTable::setSpectrum(std::vector<float> spectrum, int whichRow)
473{
474 ArrayColumn<Float> spec(table_, "SPECTRA");
475 Array<Float> arr;
476 spec.get(whichRow, arr);
477 if (spectrum.size() != arr.shape()(3)) {
478 throw(AipsError("Attempting to set spectrum with incorrect length."));
479 }
480
481 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
482 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
483 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
484 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
485 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
486 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
487
488 std::vector<float>::iterator it = spectrum.begin();
489 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
490 (*i) = Float(*it);
491 it++;
492 }
493 spec.put(whichRow, arr);
494}
495
496void SDMemTable::getSpectrum(Vector<Float>& spectrum, Int whichRow) const
497{
498 ROArrayColumn<Float> spec(table_, "SPECTRA");
499 Array<Float> arr;
500 spec.get(whichRow, arr);
501 spectrum.resize(arr.shape()(3));
502 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
503 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
504 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
505 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
506 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
507 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
508
509 ArrayAccessor<Float, Axis<asap::BeamAxis> > va(spectrum);
510 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
511 (*va) = (*i);
512 va++;
513 }
514}
515/*
516void SDMemTable::getMask(Vector<Bool>& mask, Int whichRow) const {
517 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
518 Array<uChar> arr;
519 spec.get(whichRow, arr);
520 mask.resize(arr.shape()(3));
521
522 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
523 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
524 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
525 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
526 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
527 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
528
529 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
530
531 ArrayAccessor<Bool, Axis<asap::BeamAxis> > va(mask);
532 std::vector<bool> tmp;
533 tmp = chanMask_; // WHY the fxxx do I have to make a copy here. The
534 // iterator should work on chanMask_??
535 std::vector<bool>::iterator miter;
536 miter = tmp.begin();
537
538 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
539 bool out =!static_cast<bool>(*i);
540 if (useUserMask) {
541 out = out && (*miter);
542 miter++;
543 }
544 (*va) = out;
545 va++;
546 }
547}
548*/
549MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow,
550 Bool useSelection) const
551{
552 ROArrayColumn<Float> spec(table_, "SPECTRA");
553 Array<Float> arr;
554 ROArrayColumn<uChar> flag(table_, "FLAGTRA");
555 Array<uChar> farr;
556 spec.get(whichRow, arr);
557 flag.get(whichRow, farr);
558 Array<Bool> barr(farr.shape());convertArray(barr, farr);
559 MaskedArray<Float> marr;
560 if (useSelection) {
561 ArrayAccessor<Float, Axis<asap::BeamAxis> > aa0(arr);
562 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
563 ArrayAccessor<Float, Axis<asap::IFAxis> > aa1(aa0);
564 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
565 ArrayAccessor<Float, Axis<asap::PolAxis> > aa2(aa1);
566 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
567
568 ArrayAccessor<Bool, Axis<asap::BeamAxis> > baa0(barr);
569 baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam
570 ArrayAccessor<Bool, Axis<asap::IFAxis> > baa1(baa0);
571 baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF
572 ArrayAccessor<Bool, Axis<asap::PolAxis> > baa2(baa1);
573 baa2.reset(baa2.begin(uInt(polSel_)));// go to pol
574
575 Vector<Float> a(arr.shape()(3));
576 Vector<Bool> b(barr.shape()(3));
577 ArrayAccessor<Float, Axis<asap::BeamAxis> > a0(a);
578 ArrayAccessor<Bool, Axis<asap::BeamAxis> > b0(b);
579
580 ArrayAccessor<Bool, Axis<asap::ChanAxis> > j(baa2);
581 for (ArrayAccessor<Float, Axis<asap::ChanAxis> > i(aa2);
582 i != i.end(); ++i) {
583 (*a0) = (*i);
584 (*b0) = !(*j);
585 j++;
586 a0++;
587 b0++;
588 }
589 marr.setData(a,b);
590 } else {
591 marr.setData(arr,!barr);
592 }
593 return marr;
594}
595
596Float SDMemTable::getTsys(Int whichRow) const
597{
598 ROArrayColumn<Float> ts(table_, "TSYS");
599 Array<Float> arr;
600 ts.get(whichRow, arr);
601 Float out;
602 IPosition ip(arr.shape());
603 ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0;
604 out = arr(ip);
605 return out;
606}
607
608MDirection SDMemTable::getDirection(Int whichRow) const
609{
610 Float eq;
611 table_.keywordSet().get("Equinox",eq);
612 std::map<float,string> mp;
613 mp[2000.0] = "J2000";
614 mp[1950.0] = "B1950";
615 MDirection::Types mdr;
616 if (!MDirection::getType(mdr, mp[eq])) {
617 mdr = MDirection::J2000;
618 cerr << "Unknown equinox using J2000" << endl;
619 }
620 ROArrayColumn<Double> dir(table_, "DIRECTION");
621 Array<Double> posit;
622 dir.get(whichRow,posit);
623 Vector<Double> wpos(2);
624 wpos[0] = posit(IPosition(2,beamSel_,0));
625 wpos[1] = posit(IPosition(2,beamSel_,1));
626 Quantum<Double> lon(wpos[0],Unit(String("rad")));
627 Quantum<Double> lat(wpos[1],Unit(String("rad")));
628 MDirection direct(lon, lat, mdr);
629 return direct;
630}
631
632SpectralCoordinate SDMemTable::getCoordinate(uInt whichIdx) const
633{
634
635 Table t = table_.keywordSet().asTable("FREQUENCIES");
636 if (whichIdx > t.nrow() ) {
637 throw(AipsError("SDMemTable::getCoordinate - whichIdx out of range"));
638 }
639
640 Double rp,rv,inc;
641 String rf;
642 Vector<Double> vec;
643 ROScalarColumn<Double> rpc(t, "REFPIX");
644 ROScalarColumn<Double> rvc(t, "REFVAL");
645 ROScalarColumn<Double> incc(t, "INCREMENT");
646 t.keywordSet().get("RESTFREQS",vec);
647 t.keywordSet().get("BASEREFFRAME",rf);
648
649 MFrequency::Types mft;
650 if (!MFrequency::getType(mft, rf)) {
651 cerr << "Frequency type unknown assuming TOPO" << endl;
652 mft = MFrequency::TOPO;
653 }
654 rpc.get(whichIdx, rp);
655 rvc.get(whichIdx, rv);
656 incc.get(whichIdx, inc);
657 SpectralCoordinate spec(mft,rv,inc,rp);
658 if (vec.nelements() > 0)
659 spec.setRestFrequencies(vec);
660 return spec;
661}
662
663Bool SDMemTable::setCoordinate(const SpectralCoordinate& speccord,
664 uInt whichIdx) {
665 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
666 if (whichIdx > t.nrow() ) {
667 throw(AipsError("SDMemTable::setCoordinate - coord no out of range"));
668 }
669 ScalarColumn<Double> rpc(t, "REFPIX");
670 ScalarColumn<Double> rvc(t, "REFVAL");
671 ScalarColumn<Double> incc(t, "INCREMENT");
672
673 rpc.put(whichIdx, speccord.referencePixel()[0]);
674 rvc.put(whichIdx, speccord.referenceValue()[0]);
675 incc.put(whichIdx, speccord.increment()[0]);
676
677 return True;
678}
679
680Int SDMemTable::nCoordinates() const
681{
682 return table_.keywordSet().asTable("FREQUENCIES").nrow();
683}
684
685void SDMemTable::setRestFreqs(std::vector<double> freqs,
686 const std::string& theunit)
687{
688 Vector<Double> tvec(freqs);
689 Quantum<Vector<Double> > q(tvec, String(theunit));
690 tvec.resize();
691 tvec = q.getValue("Hz");
692 Table t = table_.keywordSet().asTable("FREQUENCIES");
693 t.rwKeywordSet().define("RESTFREQS",tvec);
694}
695
696bool SDMemTable::putSDFreqTable(const SDFrequencyTable& sdft)
697{
698 TableDesc td("", "1", TableDesc::Scratch);
699 td.addColumn(ScalarColumnDesc<Double>("REFPIX"));
700 td.addColumn(ScalarColumnDesc<Double>("REFVAL"));
701 td.addColumn(ScalarColumnDesc<Double>("INCREMENT"));
702 SetupNewTable aNewTab("freqs", td, Table::New);
703 Table aTable (aNewTab, Table::Memory, sdft.length());
704 ScalarColumn<Double> sc0(aTable, "REFPIX");
705 ScalarColumn<Double> sc1(aTable, "REFVAL");
706 ScalarColumn<Double> sc2(aTable, "INCREMENT");
707 for (uInt i=0; i < sdft.length(); ++i) {
708 sc0.put(i,sdft.referencePixel(i));
709 sc1.put(i,sdft.referenceValue(i));
710 sc2.put(i,sdft.increment(i));
711 }
712 String rf = sdft.refFrame();
713 if (rf.contains("TOPO")) rf = "TOPO";
714
715 aTable.rwKeywordSet().define("BASEREFFRAME", rf);
716 aTable.rwKeywordSet().define("REFFRAME", rf);
717 aTable.rwKeywordSet().define("EQUINOX", sdft.equinox());
718 aTable.rwKeywordSet().define("UNIT", String(""));
719 aTable.rwKeywordSet().define("DOPPLER", String("RADIO"));
720 Vector<Double> rfvec;
721 String rfunit;
722 sdft.restFrequencies(rfvec,rfunit);
723 Quantum<Vector<Double> > q(rfvec, rfunit);
724 rfvec.resize();
725 rfvec = q.getValue("Hz");
726 aTable.rwKeywordSet().define("RESTFREQS", rfvec);
727 table_.rwKeywordSet().defineTable ("FREQUENCIES", aTable);
728 return True;
729}
730
731SDFrequencyTable SDMemTable::getSDFreqTable() const
732{
733 SDFrequencyTable sdft;
734
735 return sdft;
736}
737
738bool SDMemTable::putSDContainer(const SDContainer& sdc)
739{
740 ScalarColumn<Double> mjd(table_, "TIME");
741 ScalarColumn<String> srcn(table_, "SRCNAME");
742 ScalarColumn<String> fldn(table_, "FIELDNAME");
743 ArrayColumn<Float> spec(table_, "SPECTRA");
744 ArrayColumn<uChar> flags(table_, "FLAGTRA");
745 ArrayColumn<Float> ts(table_, "TSYS");
746 ScalarColumn<Int> scan(table_, "SCANID");
747 ScalarColumn<Double> integr(table_, "INTERVAL");
748 ArrayColumn<uInt> freqid(table_, "FREQID");
749 ArrayColumn<Double> dir(table_, "DIRECTION");
750 ScalarColumn<Int> rbeam(table_, "REFBEAM");
751 ArrayColumn<Float> tcal(table_, "TCAL");
752 ScalarColumn<String> tcalt(table_, "TCALTIME");
753 ScalarColumn<Float> az(table_, "AZIMUTH");
754 ScalarColumn<Float> el(table_, "ELEVATION");
755 ScalarColumn<Float> para(table_, "PARANGLE");
756 ArrayColumn<String> hist(table_, "HISTORY");
757
758 uInt rno = table_.nrow();
759 table_.addRow();
760
761 mjd.put(rno, sdc.timestamp);
762 srcn.put(rno, sdc.sourcename);
763 fldn.put(rno, sdc.fieldname);
764 spec.put(rno, sdc.getSpectrum());
765 flags.put(rno, sdc.getFlags());
766 ts.put(rno, sdc.getTsys());
767 scan.put(rno, sdc.scanid);
768 integr.put(rno, sdc.interval);
769 freqid.put(rno, sdc.getFreqMap());
770 dir.put(rno, sdc.getDirection());
771 rbeam.put(rno, sdc.refbeam);
772 tcal.put(rno, sdc.tcal);
773 tcalt.put(rno, sdc.tcaltime);
774 az.put(rno, sdc.azimuth);
775 el.put(rno, sdc.elevation);
776 para.put(rno, sdc.parangle);
777 hist.put(rno, sdc.getHistory());
778
779 return true;
780}
781
782SDContainer SDMemTable::getSDContainer(uInt whichRow) const
783{
784 ROScalarColumn<Double> mjd(table_, "TIME");
785 ROScalarColumn<String> srcn(table_, "SRCNAME");
786 ROScalarColumn<String> fldn(table_, "FIELDNAME");
787 ROArrayColumn<Float> spec(table_, "SPECTRA");
788 ROArrayColumn<uChar> flags(table_, "FLAGTRA");
789 ROArrayColumn<Float> ts(table_, "TSYS");
790 ROScalarColumn<Int> scan(table_, "SCANID");
791 ROScalarColumn<Double> integr(table_, "INTERVAL");
792 ROArrayColumn<uInt> freqid(table_, "FREQID");
793 ROArrayColumn<Double> dir(table_, "DIRECTION");
794 ROScalarColumn<Int> rbeam(table_, "REFBEAM");
795 ROArrayColumn<Float> tcal(table_, "TCAL");
796 ROScalarColumn<String> tcalt(table_, "TCALTIME");
797 ROScalarColumn<Float> az(table_, "AZIMUTH");
798 ROScalarColumn<Float> el(table_, "ELEVATION");
799 ROScalarColumn<Float> para(table_, "PARANGLE");
800 ROArrayColumn<String> hist(table_, "HISTORY");
801
802 SDContainer sdc(nBeam(),nIF(),nPol(),nChan());
803 mjd.get(whichRow, sdc.timestamp);
804 srcn.get(whichRow, sdc.sourcename);
805 integr.get(whichRow, sdc.interval);
806 scan.get(whichRow, sdc.scanid);
807 fldn.get(whichRow, sdc.fieldname);
808 rbeam.get(whichRow, sdc.refbeam);
809 az.get(whichRow, sdc.azimuth);
810 el.get(whichRow, sdc.elevation);
811 para.get(whichRow, sdc.parangle);
812 Vector<Float> tc;
813 tcal.get(whichRow, tc);
814 sdc.tcal[0] = tc[0];sdc.tcal[1] = tc[1];
815 tcalt.get(whichRow, sdc.tcaltime);
816 Array<Float> spectrum;
817 Array<Float> tsys;
818 Array<uChar> flagtrum;
819 Vector<uInt> fmap;
820 Array<Double> direction;
821 Vector<String> histo;
822 spec.get(whichRow, spectrum);
823 sdc.putSpectrum(spectrum);
824 flags.get(whichRow, flagtrum);
825 sdc.putFlags(flagtrum);
826 ts.get(whichRow, tsys);
827 sdc.putTsys(tsys);
828 freqid.get(whichRow, fmap);
829 sdc.putFreqMap(fmap);
830 dir.get(whichRow, direction);
831 sdc.putDirection(direction);
832 hist.get(whichRow, histo);
833 sdc.putHistory(histo);
834 return sdc;
835}
836
837bool SDMemTable::putSDHeader(const SDHeader& sdh)
838{
839 table_.rwKeywordSet().define("nIF", sdh.nif);
840 table_.rwKeywordSet().define("nBeam", sdh.nbeam);
841 table_.rwKeywordSet().define("nPol", sdh.npol);
842 table_.rwKeywordSet().define("nChan", sdh.nchan);
843 table_.rwKeywordSet().define("Observer", sdh.observer);
844 table_.rwKeywordSet().define("Project", sdh.project);
845 table_.rwKeywordSet().define("Obstype", sdh.obstype);
846 table_.rwKeywordSet().define("AntennaName", sdh.antennaname);
847 table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition);
848 table_.rwKeywordSet().define("Equinox", sdh.equinox);
849 table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref);
850 table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq);
851 table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth);
852 table_.rwKeywordSet().define("UTC", sdh.utc);
853 table_.rwKeywordSet().define("FluxUnit", sdh.fluxunit);
854 table_.rwKeywordSet().define("Epoch", sdh.epoch);
855 return true;
856}
857
858SDHeader SDMemTable::getSDHeader() const
859{
860 SDHeader sdh;
861 table_.keywordSet().get("nBeam",sdh.nbeam);
862 table_.keywordSet().get("nIF",sdh.nif);
863 table_.keywordSet().get("nPol",sdh.npol);
864 table_.keywordSet().get("nChan",sdh.nchan);
865 table_.keywordSet().get("Observer", sdh.observer);
866 table_.keywordSet().get("Project", sdh.project);
867 table_.keywordSet().get("Obstype", sdh.obstype);
868 table_.keywordSet().get("AntennaName", sdh.antennaname);
869 table_.keywordSet().get("AntennaPosition", sdh.antennaposition);
870 table_.keywordSet().get("Equinox", sdh.equinox);
871 table_.keywordSet().get("FreqRefFrame", sdh.freqref);
872 table_.keywordSet().get("FreqRefVal", sdh.reffreq);
873 table_.keywordSet().get("Bandwidth", sdh.bandwidth);
874 table_.keywordSet().get("UTC", sdh.utc);
875 table_.keywordSet().get("FluxUnit", sdh.fluxunit);
876 table_.keywordSet().get("Epoch", sdh.epoch);
877 return sdh;
878}
879void SDMemTable::makePersistent(const std::string& filename)
880{
881 table_.deepCopy(filename,Table::New);
882}
883
884Int SDMemTable::nScan() const {
885 Int n = 0;
886 ROScalarColumn<Int> scans(table_, "SCANID");
887 Int previous = -1;Int current=0;
888 for (uInt i=0; i< scans.nrow();i++) {
889 scans.getScalar(i,current);
890 if (previous != current) {
891 previous = current;
892 n++;
893 }
894 }
895 return n;
896}
897
898String SDMemTable::formatSec(Double x)
899{
900 Double xcop = x;
901 MVTime mvt(xcop/24./3600.); // make days
902 if (x < 59.95)
903 return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s";
904 return mvt.string(MVTime::TIME_CLEAN_NO_H, 7)+" ";
905};
906
907std::string SDMemTable::getFluxUnit() const
908{
909 String tmp;
910 table_.keywordSet().get("FluxUnit", tmp);
911 return tmp;
912}
913
914std::string SDMemTable::summary() {
915 ROScalarColumn<Int> scans(table_, "SCANID");
916 ROScalarColumn<String> srcs(table_, "SRCNAME");
917 ostringstream oss;
918 oss << endl;
919 oss << "--------------------------------------------------" << endl;
920 oss << " Scan Table Summary" << endl;
921 oss << "--------------------------------------------------" << endl;
922 oss.flags(std::ios_base::left);
923 oss << setw(15) << "Beams:" << setw(4) << nBeam() << endl
924 << setw(15) << "IFs:" << setw(4) << nIF() << endl
925 << setw(15) << "Polarisations:" << setw(4) << nPol() << endl
926 << setw(15) << "Channels:" << setw(4) << nChan() << endl;
927 oss << endl;
928 String tmp;
929 table_.keywordSet().get("Observer", tmp);
930 oss << setw(15) << "Observer:" << tmp << endl;
931 table_.keywordSet().get("Project", tmp);
932 oss << setw(15) << "Project:" << tmp << endl;
933 table_.keywordSet().get("Obstype", tmp);
934 oss << setw(15) << "Obs. Type:" << tmp << endl;
935 table_.keywordSet().get("AntennaName", tmp);
936 oss << setw(15) << "Antenna Name:" << tmp << endl;
937 table_.keywordSet().get("FluxUnit", tmp);
938 oss << setw(15) << "Flux Unit:" << tmp << endl;
939 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
940 Vector<Double> vec;
941 t.keywordSet().get("RESTFREQS",vec);
942 oss << setw(15) << "Rest Freqs:";
943 if (vec.nelements() > 0) {
944 oss << setprecision(0) << vec << " [Hz]" << endl;
945 } else {
946 oss << "None set" << endl;
947 }
948 oss << setw(15) << "Abcissa:" << getAbcissaString() << endl;
949 oss << setw(15) << "Cursor:" << "Beam[" << getBeam() << "] "
950 << "IF[" << getIF() << "] " << "Pol[" << getPol() << "]" << endl;
951 oss << endl;
952 uInt count = 0;
953 String name;
954 Int previous = -1;Int current=0;
955 Int integ = 0;
956 oss << setw(6) << "Scan"
957 << setw(12) << "Source"
958 << setw(21) << "Time"
959 << setw(11) << "Integration" << endl;
960 oss << "--------------------------------------------------" << endl;
961 for (uInt i=0; i< scans.nrow();i++) {
962 scans.getScalar(i,current);
963 if (previous != current) {
964 srcs.getScalar(i,name);
965 previous = current;
966 String t = formatSec(Double(getInterval(i)));
967 oss << setw(6) << count << setw(12) << name << setw(21) << getTime(i)
968 << setw(2) << setprecision(1)
969 << t << endl;
970 count++;
971 } else {
972 integ++;
973 }
974 }
975 oss << endl;
976 oss << "Table contains " << table_.nrow() << " integration(s)." << endl;
977 oss << "in " << count << " scan(s)." << endl;
978 oss << "--------------------------------------------------";
979 return String(oss);
980}
981
982Int SDMemTable::nBeam() const
983{
984 Int n;
985 table_.keywordSet().get("nBeam",n);
986 return n;
987}
988Int SDMemTable::nIF() const {
989 Int n;
990 table_.keywordSet().get("nIF",n);
991 return n;
992}
993Int SDMemTable::nPol() const {
994 Int n;
995 table_.keywordSet().get("nPol",n);
996 return n;
997}
998Int SDMemTable::nChan() const {
999 Int n;
1000 table_.keywordSet().get("nChan",n);
1001 return n;
1002}
1003bool SDMemTable::appendHistory(const std::string& hist, int whichRow)
1004{
1005 ArrayColumn<String> histo(table_, "HISTORY");
1006 Vector<String> history;
1007 histo.get(whichRow, history);
1008 history.resize(history.nelements()+1,True);
1009 history[history.nelements()-1] = hist;
1010 histo.put(whichRow, history);
1011}
1012
1013std::vector<std::string> SDMemTable::history(int whichRow) const
1014{
1015 ROArrayColumn<String> hist(table_, "HISTORY");
1016 Vector<String> history;
1017 hist.get(whichRow, history);
1018 std::vector<std::string> stlout;
1019 // there is no Array<String>.tovector(std::vector<std::string>), so
1020 // do it by hand
1021 for (uInt i=0; i<history.nelements(); ++i) {
1022 stlout.push_back(history[i]);
1023 }
1024 return stlout;
1025}
1026/*
1027void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) {
1028
1029 std::vector<int>::iterator it;
1030 ArrayAccessor<uChar, Axis<asap::PolAxis> > j(flags_);
1031 for (it = whichChans.begin(); it != whichChans.end(); it++) {
1032 j.reset(j.begin(uInt(*it)));
1033 for (ArrayAccessor<uChar, Axis<asap::BeamAxis> > i(j); i != i.end(); ++i) {
1034 for (ArrayAccessor<uChar, Axis<asap::IFAxis> > ii(i); ii != ii.end(); ++ii) {
1035 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > iii(ii);
1036 iii != iii.end(); ++iii) {
1037 (*iii) =
1038 }
1039 }
1040 }
1041 }
1042
1043}
1044*/
1045void SDMemTable::flag(int whichRow)
1046{
1047 ArrayColumn<uChar> spec(table_, "FLAGTRA");
1048 Array<uChar> arr;
1049 spec.get(whichRow, arr);
1050
1051 ArrayAccessor<uChar, Axis<asap::BeamAxis> > aa0(arr);
1052 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
1053 ArrayAccessor<uChar, Axis<asap::IFAxis> > aa1(aa0);
1054 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
1055 ArrayAccessor<uChar, Axis<asap::PolAxis> > aa2(aa1);
1056 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
1057
1058 for (ArrayAccessor<uChar, Axis<asap::ChanAxis> > i(aa2); i != i.end(); ++i) {
1059 (*i) = uChar(True);
1060 }
1061
1062 spec.put(whichRow, arr);
1063}
Note: See TracBrowser for help on using the repository browser.