source: trunk/src/SDMemTable.cc@ 127

Last change on this file since 127 was 125, checked in by mar637, 20 years ago

Moved to casa namespace.
Adjusted the copyright to be ATNF.
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 29.0 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 <casa/aips.h>
33#include <casa/iostream.h>
34#include <casa/iomanip.h>
35#include <casa/Arrays/Array.h>
36#include <casa/Arrays/ArrayMath.h>
37#include <casa/Arrays/MaskArrMath.h>
38#include <casa/Arrays/ArrayLogical.h>
39#include <casa/Arrays/ArrayAccessor.h>
40
41#include <tables/Tables/TableParse.h>
42#include <tables/Tables/TableDesc.h>
43#include <tables/Tables/SetupNewTab.h>
44#include <tables/Tables/ScaColDesc.h>
45#include <tables/Tables/ArrColDesc.h>
46
47#include <tables/Tables/ExprNode.h>
48#include <tables/Tables/ScalarColumn.h>
49#include <tables/Tables/ArrayColumn.h>
50#include <tables/Tables/TableRecord.h>
51#include <measures/Measures/MFrequency.h>
52#include <measures/Measures/MeasTable.h>
53#include <coordinates/Coordinates/CoordinateUtil.h>
54#include <casa/Quanta/MVTime.h>
55
56#include "SDMemTable.h"
57#include "SDContainer.h"
58
59using namespace casa;
60using namespace asap;
61
62SDMemTable::SDMemTable() :
63 IFSel_(0),
64 beamSel_(0),
65 polSel_(0) {
66 setup();
67}
68SDMemTable::SDMemTable(const std::string& name) :
69 IFSel_(0),
70 beamSel_(0),
71 polSel_(0) {
72 Table tab(name);
73 table_ = tab.copyToMemoryTable("dummy");
74}
75
76SDMemTable::SDMemTable(const SDMemTable& other, Bool clear) {
77 this->IFSel_= other.IFSel_;
78 this->beamSel_= other.beamSel_;
79 this->polSel_= other.polSel_;
80 this->chanMask_ = other.chanMask_;
81 this->table_ = other.table_.copyToMemoryTable(String("dummy"));
82 // clear all rows()
83 if (clear) {
84 this->table_.removeRow(this->table_.rowNumbers());
85 } else {
86 this->IFSel_ = other.IFSel_;
87 this->beamSel_ = other.beamSel_;
88 this->polSel_ = other.polSel_;
89 }
90}
91
92SDMemTable::SDMemTable(const Table& tab, const std::string& exprs) :
93 IFSel_(0),
94 beamSel_(0),
95 polSel_(0) {
96 Table t = tableCommand(exprs,tab);
97 if (t.nrow() == 0)
98 throw(AipsError("Query unsuccessful."));
99 table_ = t.copyToMemoryTable("dummy");
100}
101
102SDMemTable::~SDMemTable(){
103 //cerr << "goodbye from SDMemTable @ " << this << endl;
104}
105
106SDMemTable SDMemTable::getScan(Int scanID) {
107 String cond("SELECT * from $1 WHERE SCANID == ");
108 cond += String::toString(scanID);
109 return SDMemTable(table_, cond);
110}
111
112SDMemTable SDMemTable::getSource(const std::string& source) {
113 String cond("SELECT * from $1 WHERE SRCNAME == ");
114 cond += source;
115 return SDMemTable(table_, cond);
116}
117
118void SDMemTable::setup() {
119 TableDesc td("", "1", TableDesc::Scratch);
120 td.comment() = "A SDMemTable";
121 td.addColumn(ScalarColumnDesc<Double>("TIME"));
122 td.addColumn(ScalarColumnDesc<String>("SRCNAME"));
123 td.addColumn(ArrayColumnDesc<Float>("SPECTRA"));
124 td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA"));
125 td.addColumn(ArrayColumnDesc<Float>("TSYS"));
126 td.addColumn(ScalarColumnDesc<Int>("SCANID"));
127 td.addColumn(ScalarColumnDesc<Double>("INTERVAL"));
128 td.addColumn(ArrayColumnDesc<uInt>("FREQID"));
129 td.addColumn(ArrayColumnDesc<Double>("DIRECTION"));
130 td.addColumn(ScalarColumnDesc<String>("FIELDNAME"));
131 td.addColumn(ScalarColumnDesc<String>("TCALTIME"));
132 td.addColumn(ArrayColumnDesc<Float>("TCAL"));
133 td.addColumn(ScalarColumnDesc<Float>("AZIMUTH"));
134 td.addColumn(ScalarColumnDesc<Float>("ELEVATION"));
135 td.addColumn(ScalarColumnDesc<Float>("PARANGLE"));
136 td.addColumn(ScalarColumnDesc<Int>("REFBEAM"));
137
138 // Now create a new table from the description.
139
140 SetupNewTable aNewTab("dummy", td, Table::New);
141 table_ = Table(aNewTab, Table::Memory, 0);
142}
143
144std::string SDMemTable::getSourceName(Int whichRow) const {
145 ROScalarColumn<String> src(table_, "SRCNAME");
146 String name;
147 src.get(whichRow, name);
148 return name;
149}
150
151std::string SDMemTable::getTime(Int whichRow) const {
152 ROScalarColumn<Double> src(table_, "TIME");
153 Double tm;
154 src.get(whichRow, tm);
155 MVTime mvt(tm);
156 mvt.setFormat(MVTime::TIME);
157 ostringstream oss;
158 oss << mvt;
159 String str(oss);
160 return str;
161}
162double SDMemTable::getInterval(Int whichRow) const {
163 ROScalarColumn<Double> src(table_, "INTERVAL");
164 Double intval;
165 src.get(whichRow, intval);
166 return intval;
167}
168
169bool SDMemTable::setIF(Int whichIF) {
170 if ( whichIF >= 0 && whichIF < nIF()) {
171 IFSel_ = whichIF;
172 return true;
173 }
174 return false;
175}
176
177bool SDMemTable::setBeam(Int whichBeam) {
178 if ( whichBeam >= 0 && whichBeam < nBeam()) {
179 beamSel_ = whichBeam;
180 return true;
181 }
182 return false;
183}
184
185bool SDMemTable::setPol(Int whichPol) {
186 if ( whichPol >= 0 && whichPol < nPol()) {
187 polSel_ = whichPol;
188 return true;
189 }
190 return false;
191}
192
193bool SDMemTable::setMask(std::vector<int> whichChans) {
194 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
195 std::vector<int>::iterator it;
196 uInt n = spec.shape(0)(3);
197 if (whichChans.empty()) {
198 chanMask_ = std::vector<bool>(n,true);
199 return true;
200 }
201 chanMask_.resize(n,true);
202 for (it = whichChans.begin(); it != whichChans.end(); ++it) {
203 if (*it < n) {
204 chanMask_[*it] = false;
205 }
206 }
207 return true;
208}
209
210std::vector<bool> SDMemTable::getMask(Int whichRow) const {
211 std::vector<bool> mask;
212 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
213 Array<uChar> arr;
214 spec.get(whichRow, arr);
215 ArrayAccessor<uChar, Axis<0> > aa0(arr);
216 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
217 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
218 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
219 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
220 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
221
222 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
223
224 std::vector<bool> tmp;
225 tmp = chanMask_; // WHY the fxxx do I have to make a copy here
226 std::vector<bool>::iterator miter;
227 miter = tmp.begin();
228
229 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
230 bool out =!static_cast<bool>(*i);
231 if (useUserMask) {
232 out = out && (*miter);
233 miter++;
234 }
235 mask.push_back(out);
236 }
237 return mask;
238}
239std::vector<float> SDMemTable::getSpectrum(Int whichRow) const {
240
241 std::vector<float> spectrum;
242 ROArrayColumn<Float> spec(table_, "SPECTRA");
243 Array<Float> arr;
244 spec.get(whichRow, arr);
245 ArrayAccessor<Float, Axis<0> > aa0(arr);
246 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
247 ArrayAccessor<Float, Axis<1> > aa1(aa0);
248 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
249 ArrayAccessor<Float, Axis<2> > aa2(aa1);
250 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
251 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
252 spectrum.push_back(*i);
253 }
254 return spectrum;
255}
256std::vector<string> SDMemTable::getCoordInfo() const {
257 String un;
258 Table t = table_.keywordSet().asTable("FREQUENCIES");
259 String sunit;
260 t.keywordSet().get("UNIT",sunit);
261 String dpl;
262 t.keywordSet().get("DOPPLER",dpl);
263 if (dpl == "") dpl = "RADIO";
264 String rfrm;
265 t.keywordSet().get("REFFRAME",rfrm);
266 std::vector<string> inf;
267 inf.push_back(sunit);
268 inf.push_back(rfrm);
269 inf.push_back(dpl);
270 return inf;
271}
272
273void SDMemTable::setCoordInfo(std::vector<string> theinfo) {
274
275 std::vector<string>::iterator it;
276 String un,rfrm,dpl;
277 un = theinfo[0];
278 rfrm = theinfo[1];
279 dpl = theinfo[2];
280
281 //String un(theunit);
282 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
283 Vector<Double> rstf;
284 t.keywordSet().get("RESTFREQS",rstf);
285 Bool canDo = True;
286 Unit u1("km/s");Unit u2("Hz");
287 if (Unit(un) == u1) {
288 Vector<Double> rstf;
289 t.keywordSet().get("RESTFREQS",rstf);
290 if (rstf.nelements() == 0) {
291 throw(AipsError("Can't set unit to km/s if no restfrequencies are specified"));
292 }
293 } else if (Unit(un) != u2 && un != "") {
294 throw(AipsError("Unit not conformant with Spectral Coordinates"));
295 }
296 t.rwKeywordSet().define("UNIT", un);
297
298 MFrequency::Types mdr;
299 if (!MFrequency::getType(mdr, rfrm)) {
300
301 Int a,b;const uInt* c;
302 const String* valid = MFrequency::allMyTypes(a, b, c);
303 String pfix = "Please specify a legal frame type. Types are\n";
304 throw(AipsError(pfix+(*valid)));
305 } else {
306 t.rwKeywordSet().define("REFFRAME",rfrm);
307 }
308
309}
310
311std::vector<double> SDMemTable::getAbscissa(Int whichRow) {
312 std::vector<double> absc(nChan());
313 Vector<Double> absc1(nChan());
314 indgen(absc1);
315 ROArrayColumn<uInt> fid(table_, "FREQID");
316 Vector<uInt> v;
317 fid.get(whichRow, v);
318 uInt specidx = v(IFSel_);
319 SpectralCoordinate spc = getCoordinate(specidx);
320 Table t = table_.keywordSet().asTable("FREQUENCIES");
321 String rf;
322 //t.keywordSet().get("EQUINOX",rf);
323 MDirection::Types mdr;
324 //if (!MDirection::getType(mdr, rf)) {
325 mdr = MDirection::J2000;
326 //cout << "Unknown equinox using J2000" << endl;
327 //}
328 ROArrayColumn<Double> dir(table_, "DIRECTION");
329 Array<Double> posit;
330 dir.get(whichRow,posit);
331 Vector<Double> wpos(2);
332 wpos[0] = posit(IPosition(2,beamSel_,0));
333 wpos[1] = posit(IPosition(2,beamSel_,1));
334 Quantum<Double> lon(wpos[0],Unit(String("rad")));
335 Quantum<Double> lat(wpos[1],Unit(String("rad")));
336 MDirection direct(lon, lat, mdr);
337 ROScalarColumn<Double> tme(table_, "TIME");
338 Double obstime;
339 tme.get(whichRow,obstime);
340 MVEpoch tm2(Quantum<Double>(obstime, Unit(String("d"))));
341 MEpoch epoch(tm2);
342
343 Vector<Double> antpos;
344 table_.keywordSet().get("AntennaPosition", antpos);
345 MVPosition mvpos(antpos(0),antpos(1),antpos(2));
346 MPosition pos(mvpos);
347 String sunit;
348 t.keywordSet().get("UNIT",sunit);
349 if (sunit == "") sunit = "pixel";
350 Unit u(sunit);
351 String frm;
352 t.keywordSet().get("REFFRAME",frm);
353 if (frm == "") frm = "TOPO";
354 String dpl;
355 t.keywordSet().get("DOPPLER",dpl);
356 if (dpl == "") dpl = "RADIO";
357 MFrequency::Types mtype;
358 if (!MFrequency::getType(mtype, frm)) {
359 cout << "Frequency type unknown assuming TOPO" << endl;
360 mtype = MFrequency::TOPO;
361 }
362
363 if (!spc.setReferenceConversion(mtype,epoch,pos,direct)) {
364 throw(AipsError("Couldn't convert frequency frame."));
365 }
366
367 if ( u == Unit("km/s") ) {
368 Vector<Double> rstf;
369 t.keywordSet().get("RESTFREQS",rstf);
370 if (rstf.nelements() > 0) {
371 if (rstf.nelements() >= nIF())
372 spc.selectRestFrequency(uInt(IFSel_));
373 spc.setVelocity(u.getName());
374 Vector<Double> wrld;
375 spc.pixelToVelocity(wrld,absc1);
376 std::vector<double>::iterator it;
377 uInt i = 0;
378 for (it = absc.begin(); it != absc.end(); ++it) {
379 (*it) = wrld[i];
380 i++;
381 }
382 }
383 } else if (u == Unit("Hz")) {
384 Vector<String> wau(1); wau = u.getName();
385 spc.setWorldAxisUnits(wau);
386 std::vector<double>::iterator it;
387 Double tmp;
388 uInt i = 0;
389 for (it = absc.begin(); it != absc.end(); ++it) {
390 spc.toWorld(tmp,absc1[i]);
391 (*it) = tmp;
392 i++;
393 }
394
395 } else {
396 // assume channels/pixels
397 std::vector<double>::iterator it;
398 uInt i=0;
399 for (it = absc.begin(); it != absc.end(); ++it) {
400 (*it) = Double(i++);
401 }
402 }
403 return absc;
404}
405
406std::string SDMemTable::getAbscissaString(Int whichRow)
407{
408 ROArrayColumn<uInt> fid(table_, "FREQID");
409 Table t = table_.keywordSet().asTable("FREQUENCIES");
410 String sunit;
411 t.keywordSet().get("UNIT",sunit);
412 if (sunit == "") sunit = "pixel";
413 Unit u(sunit);
414 Vector<uInt> v;
415 fid.get(whichRow, v);
416 uInt specidx = v(IFSel_);
417 SpectralCoordinate spc = getCoordinate(specidx);
418 String frm;
419 t.keywordSet().get("REFFRAME",frm);
420 MFrequency::Types mtype;
421 if (!MFrequency::getType(mtype, frm)) {
422 cout << "Frequency type unknown assuming TOPO" << endl;
423 mtype = MFrequency::TOPO;
424 }
425 spc.setFrequencySystem(mtype);
426 String s = "Channel";
427 if (u == Unit("km/s")) {
428 spc.setVelocity(u.getName());
429 s = CoordinateUtil::axisLabel(spc,0,True,True,True);
430 } else if (u == Unit("Hz")) {
431 Vector<String> wau(1);wau = u.getName();
432 spc.setWorldAxisUnits(wau);
433 s = CoordinateUtil::axisLabel(spc);
434 }
435 return s;
436}
437
438void SDMemTable::setSpectrum(std::vector<float> spectrum, int whichRow) {
439 ArrayColumn<Float> spec(table_, "SPECTRA");
440 Array<Float> arr;
441 spec.get(whichRow, arr);
442 if (spectrum.size() != arr.shape()(3)) {
443 throw(AipsError("Attempting to set spectrum with incorrect length."));
444 }
445
446 ArrayAccessor<Float, Axis<0> > aa0(arr);
447 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
448 ArrayAccessor<Float, Axis<1> > aa1(aa0);
449 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
450 ArrayAccessor<Float, Axis<2> > aa2(aa1);
451 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
452
453 std::vector<float>::iterator it = spectrum.begin();
454 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
455 (*i) = Float(*it);
456 it++;
457 }
458 spec.put(whichRow, arr);
459}
460
461void SDMemTable::getSpectrum(Vector<Float>& spectrum, Int whichRow) {
462 ROArrayColumn<Float> spec(table_, "SPECTRA");
463 Array<Float> arr;
464 spec.get(whichRow, arr);
465 spectrum.resize(arr.shape()(3));
466 ArrayAccessor<Float, Axis<0> > aa0(arr);
467 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
468 ArrayAccessor<Float, Axis<1> > aa1(aa0);
469 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
470 ArrayAccessor<Float, Axis<2> > aa2(aa1);
471 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
472
473 ArrayAccessor<Float, Axis<0> > va(spectrum);
474 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
475 (*va) = (*i);
476 va++;
477 }
478}
479/*
480void SDMemTable::getMask(Vector<Bool>& mask, Int whichRow) const {
481 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
482 Array<uChar> arr;
483 spec.get(whichRow, arr);
484 mask.resize(arr.shape()(3));
485
486 ArrayAccessor<uChar, Axis<0> > aa0(arr);
487 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
488 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
489 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
490 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
491 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
492
493 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
494
495 ArrayAccessor<Bool, Axis<0> > va(mask);
496 std::vector<bool> tmp;
497 tmp = chanMask_; // WHY the fxxx do I have to make a copy here. The
498 // iterator should work on chanMask_??
499 std::vector<bool>::iterator miter;
500 miter = tmp.begin();
501
502 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
503 bool out =!static_cast<bool>(*i);
504 if (useUserMask) {
505 out = out && (*miter);
506 miter++;
507 }
508 (*va) = out;
509 va++;
510 }
511}
512*/
513MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow,
514 Bool useSelection) {
515 ROArrayColumn<Float> spec(table_, "SPECTRA");
516 Array<Float> arr;
517 ROArrayColumn<uChar> flag(table_, "FLAGTRA");
518 Array<uChar> farr;
519 spec.get(whichRow, arr);
520 flag.get(whichRow, farr);
521 Array<Bool> barr(farr.shape());convertArray(barr, farr);
522 MaskedArray<Float> marr;
523 if (useSelection) {
524 ArrayAccessor<Float, Axis<0> > aa0(arr);
525 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
526 ArrayAccessor<Float, Axis<1> > aa1(aa0);
527 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
528 ArrayAccessor<Float, Axis<2> > aa2(aa1);
529 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
530
531 ArrayAccessor<Bool, Axis<0> > baa0(barr);
532 baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam
533 ArrayAccessor<Bool, Axis<1> > baa1(baa0);
534 baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF
535 ArrayAccessor<Bool, Axis<2> > baa2(baa1);
536 baa2.reset(baa2.begin(uInt(polSel_)));// go to pol
537
538 Vector<Float> a(arr.shape()(3));
539 Vector<Bool> b(barr.shape()(3));
540 ArrayAccessor<Float, Axis<0> > a0(a);
541 ArrayAccessor<Bool, Axis<0> > b0(b);
542
543 ArrayAccessor<Bool, Axis<3> > j(baa2);
544 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
545 (*a0) = (*i);
546 (*b0) = !(*j);
547 j++;
548 a0++;
549 b0++;
550 }
551 marr.setData(a,b);
552 } else {
553 marr.setData(arr,!barr);
554 }
555 return marr;
556}
557
558Float SDMemTable::getTsys(Int whichRow) const {
559 ROArrayColumn<Float> ts(table_, "TSYS");
560 Array<Float> arr;
561 ts.get(whichRow, arr);
562 Float out;
563 IPosition ip(arr.shape());
564 ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0;
565 out = arr(ip);
566 return out;
567}
568
569SpectralCoordinate SDMemTable::getCoordinate(uInt whichIdx) const {
570
571 Table t = table_.keywordSet().asTable("FREQUENCIES");
572 if (whichIdx > t.nrow() ) {
573 cerr << "SDMemTable::getCoordinate - whichIdx out of range" << endl;
574 return SpectralCoordinate();
575 }
576
577 Double rp,rv,inc;
578 String rf;
579 Vector<Double> vec;
580 ROScalarColumn<Double> rpc(t, "REFPIX");
581 ROScalarColumn<Double> rvc(t, "REFVAL");
582 ROScalarColumn<Double> incc(t, "INCREMENT");
583 t.keywordSet().get("RESTFREQS",vec);
584 t.keywordSet().get("BASEREFFRAME",rf);
585
586 MFrequency::Types mft;
587 if (!MFrequency::getType(mft, rf)) {
588 cerr << "Frequency type unknown assuming TOPO" << endl;
589 mft = MFrequency::TOPO;
590 }
591 rpc.get(whichIdx, rp);
592 rvc.get(whichIdx, rv);
593 incc.get(whichIdx, inc);
594 SpectralCoordinate spec(mft,rv,inc,rp);
595 if (vec.nelements() > 0)
596 spec.setRestFrequencies(vec);
597 return spec;
598}
599
600Bool SDMemTable::setCoordinate(const SpectralCoordinate& speccord,
601 uInt whichIdx) {
602 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
603 if (whichIdx > t.nrow() ) {
604 throw(AipsError("SDMemTable::setCoordinate - coord no out of range"));
605 }
606 ScalarColumn<Double> rpc(t, "REFPIX");
607 ScalarColumn<Double> rvc(t, "REFVAL");
608 ScalarColumn<Double> incc(t, "INCREMENT");
609
610 rpc.put(whichIdx, speccord.referencePixel()[0]);
611 rvc.put(whichIdx, speccord.referenceValue()[0]);
612 incc.put(whichIdx, speccord.increment()[0]);
613
614 return True;
615}
616
617Int SDMemTable::nCoordinates() const
618{
619 return table_.keywordSet().asTable("FREQUENCIES").nrow();
620}
621
622void SDMemTable::setRestFreqs(std::vector<double> freqs, const std::string& theunit)
623{
624 Vector<Double> tvec(freqs);
625 Quantum<Vector<Double> > q(tvec, String(theunit));
626 tvec.resize();
627 tvec = q.getValue("Hz");
628 Table t = table_.keywordSet().asTable("FREQUENCIES");
629 t.rwKeywordSet().define("RESTFREQS",tvec);
630}
631
632bool SDMemTable::putSDFreqTable(const SDFrequencyTable& sdft) {
633 TableDesc td("", "1", TableDesc::Scratch);
634 td.addColumn(ScalarColumnDesc<Double>("REFPIX"));
635 td.addColumn(ScalarColumnDesc<Double>("REFVAL"));
636 td.addColumn(ScalarColumnDesc<Double>("INCREMENT"));
637 SetupNewTable aNewTab("freqs", td, Table::New);
638 Table aTable (aNewTab, Table::Memory, sdft.length());
639 ScalarColumn<Double> sc0(aTable, "REFPIX");
640 ScalarColumn<Double> sc1(aTable, "REFVAL");
641 ScalarColumn<Double> sc2(aTable, "INCREMENT");
642 for (uInt i=0; i < sdft.length(); ++i) {
643 sc0.put(i,sdft.referencePixel(i));
644 sc1.put(i,sdft.referenceValue(i));
645 sc2.put(i,sdft.increment(i));
646 }
647 String rf = sdft.refFrame();
648 if (rf.contains("TOPO")) rf = "TOPO";
649
650 aTable.rwKeywordSet().define("BASEREFFRAME", rf);
651 aTable.rwKeywordSet().define("REFFRAME", rf);
652 aTable.rwKeywordSet().define("EQUINOX", sdft.equinox());
653 aTable.rwKeywordSet().define("UNIT", String(""));
654 aTable.rwKeywordSet().define("DOPPLER", String("RADIO"));
655 Vector<Double> rfvec;
656 aTable.rwKeywordSet().define("RESTFREQS", rfvec);
657 table_.rwKeywordSet().defineTable ("FREQUENCIES", aTable);
658 return True;
659}
660
661SDFrequencyTable SDMemTable::getSDFreqTable() const {
662 SDFrequencyTable sdft;
663
664 return sdft;
665}
666
667bool SDMemTable::putSDContainer(const SDContainer& sdc) {
668 ScalarColumn<Double> mjd(table_, "TIME");
669 ScalarColumn<String> srcn(table_, "SRCNAME");
670 ScalarColumn<String> fldn(table_, "FIELDNAME");
671 ArrayColumn<Float> spec(table_, "SPECTRA");
672 ArrayColumn<uChar> flags(table_, "FLAGTRA");
673 ArrayColumn<Float> ts(table_, "TSYS");
674 ScalarColumn<Int> scan(table_, "SCANID");
675 ScalarColumn<Double> integr(table_, "INTERVAL");
676 ArrayColumn<uInt> freqid(table_, "FREQID");
677 ArrayColumn<Double> dir(table_, "DIRECTION");
678 ScalarColumn<Int> rbeam(table_, "REFBEAM");
679 ArrayColumn<Float> tcal(table_, "TCAL");
680 ScalarColumn<String> tcalt(table_, "TCALTIME");
681 ScalarColumn<Float> az(table_, "AZIMUTH");
682 ScalarColumn<Float> el(table_, "ELEVATION");
683 ScalarColumn<Float> para(table_, "PARANGLE");
684
685 uInt rno = table_.nrow();
686 table_.addRow();
687
688 mjd.put(rno, sdc.timestamp);
689 srcn.put(rno, sdc.sourcename);
690 fldn.put(rno, sdc.fieldname);
691 spec.put(rno, sdc.getSpectrum());
692 flags.put(rno, sdc.getFlags());
693 ts.put(rno, sdc.getTsys());
694 scan.put(rno, sdc.scanid);
695 integr.put(rno, sdc.interval);
696 freqid.put(rno, sdc.getFreqMap());
697 dir.put(rno, sdc.getDirection());
698 rbeam.put(rno, sdc.refbeam);
699 tcal.put(rno, sdc.tcal);
700 tcalt.put(rno, sdc.tcaltime);
701 az.put(rno, sdc.azimuth);
702 el.put(rno, sdc.elevation);
703 para.put(rno, sdc.parangle);
704
705 return true;
706}
707
708SDContainer SDMemTable::getSDContainer(uInt whichRow) const {
709 ROScalarColumn<Double> mjd(table_, "TIME");
710 ROScalarColumn<String> srcn(table_, "SRCNAME");
711 ROScalarColumn<String> fldn(table_, "FIELDNAME");
712 ROArrayColumn<Float> spec(table_, "SPECTRA");
713 ROArrayColumn<uChar> flags(table_, "FLAGTRA");
714 ROArrayColumn<Float> ts(table_, "TSYS");
715 ROScalarColumn<Int> scan(table_, "SCANID");
716 ROScalarColumn<Double> integr(table_, "INTERVAL");
717 ROArrayColumn<uInt> freqid(table_, "FREQID");
718 ROArrayColumn<Double> dir(table_, "DIRECTION");
719 ROScalarColumn<Int> rbeam(table_, "REFBEAM");
720 ROArrayColumn<Float> tcal(table_, "TCAL");
721 ROScalarColumn<String> tcalt(table_, "TCALTIME");
722 ROScalarColumn<Float> az(table_, "AZIMUTH");
723 ROScalarColumn<Float> el(table_, "ELEVATION");
724 ROScalarColumn<Float> para(table_, "PARANGLE");
725
726 SDContainer sdc(nBeam(),nIF(),nPol(),nChan());
727 mjd.get(whichRow, sdc.timestamp);
728 srcn.get(whichRow, sdc.sourcename);
729 integr.get(whichRow, sdc.interval);
730 scan.get(whichRow, sdc.scanid);
731 fldn.get(whichRow, sdc.fieldname);
732 rbeam.get(whichRow, sdc.refbeam);
733 az.get(whichRow, sdc.azimuth);
734 el.get(whichRow, sdc.elevation);
735 para.get(whichRow, sdc.parangle);
736 Vector<Float> tc;
737 tcal.get(whichRow, tc);
738 sdc.tcal[0] = tc[0];sdc.tcal[1] = tc[1];
739 tcalt.get(whichRow, sdc.tcaltime);
740 Array<Float> spectrum;
741 Array<Float> tsys;
742 Array<uChar> flagtrum;
743 Vector<uInt> fmap;
744 Array<Double> direction;
745 spec.get(whichRow, spectrum);
746 sdc.putSpectrum(spectrum);
747 flags.get(whichRow, flagtrum);
748 sdc.putFlags(flagtrum);
749 ts.get(whichRow, tsys);
750 sdc.putTsys(tsys);
751 freqid.get(whichRow, fmap);
752 sdc.putFreqMap(fmap);
753 dir.get(whichRow, direction);
754 sdc.putDirection(direction);
755 return sdc;
756}
757
758bool SDMemTable::putSDHeader(const SDHeader& sdh) {
759 table_.lock();
760 table_.rwKeywordSet().define("nIF", sdh.nif);
761 table_.rwKeywordSet().define("nBeam", sdh.nbeam);
762 table_.rwKeywordSet().define("nPol", sdh.npol);
763 table_.rwKeywordSet().define("nChan", sdh.nchan);
764 table_.rwKeywordSet().define("Observer", sdh.observer);
765 table_.rwKeywordSet().define("Project", sdh.project);
766 table_.rwKeywordSet().define("Obstype", sdh.obstype);
767 table_.rwKeywordSet().define("AntennaName", sdh.antennaname);
768 table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition);
769 table_.rwKeywordSet().define("Equinox", sdh.equinox);
770 table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref);
771 table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq);
772 table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth);
773 table_.rwKeywordSet().define("UTC", sdh.utc);
774 table_.unlock();
775 return true;
776}
777
778SDHeader SDMemTable::getSDHeader() const {
779 SDHeader sdh;
780 table_.keywordSet().get("nBeam",sdh.nbeam);
781 table_.keywordSet().get("nIF",sdh.nif);
782 table_.keywordSet().get("nPol",sdh.npol);
783 table_.keywordSet().get("nChan",sdh.nchan);
784 table_.keywordSet().get("Observer", sdh.observer);
785 table_.keywordSet().get("Project", sdh.project);
786 table_.keywordSet().get("Obstype", sdh.obstype);
787 table_.keywordSet().get("AntennaName", sdh.antennaname);
788 table_.keywordSet().get("AntennaPosition", sdh.antennaposition);
789 table_.keywordSet().get("Equinox", sdh.equinox);
790 table_.keywordSet().get("FreqRefFrame", sdh.freqref);
791 table_.keywordSet().get("FreqRefVal", sdh.reffreq);
792 table_.keywordSet().get("Bandwidth", sdh.bandwidth);
793 table_.keywordSet().get("UTC", sdh.utc);
794 return sdh;
795}
796void SDMemTable::makePersistent(const std::string& filename) {
797 table_.deepCopy(filename,Table::New);
798}
799
800Int SDMemTable::nScan() const {
801 Int n = 0;
802 ROScalarColumn<Int> scans(table_, "SCANID");
803 Int previous = -1;Int current=0;
804 for (uInt i=0; i< scans.nrow();i++) {
805 scans.getScalar(i,current);
806 if (previous != current) {
807 previous = current;
808 n++;
809 }
810 }
811 return n;
812}
813
814String SDMemTable::formatSec(Double x) {
815 Double xcop = x;
816 MVTime mvt(xcop/24./3600.); // make days
817 if (x < 59.95)
818 return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s";
819 return mvt.string(MVTime::TIME_CLEAN_NO_H, 7)+" ";
820};
821
822std::string SDMemTable::summary() {
823 ROScalarColumn<Int> scans(table_, "SCANID");
824 ROScalarColumn<String> srcs(table_, "SRCNAME");
825 ostringstream oss;
826 oss << endl;
827 oss << "--------------------------------------------------" << endl;
828 oss << " Scan Table Summary" << endl;
829 oss << "--------------------------------------------------" << endl;
830 oss.flags(std::ios_base::left);
831 oss << setw(15) << "Beams:" << setw(4) << nBeam() << endl
832 << setw(15) << "IFs:" << setw(4) << nIF() << endl
833 << setw(15) << "Polarisations:" << setw(4) << nPol() << endl
834 << setw(15) << "Channels:" << setw(4) << nChan() << endl;
835 oss << endl;
836 String tmp;
837 table_.keywordSet().get("Observer", tmp);
838 oss << setw(15) << "Observer:" << tmp << endl;
839 table_.keywordSet().get("Project", tmp);
840 oss << setw(15) << "Project:" << tmp << endl;
841 table_.keywordSet().get("Obstype", tmp);
842 oss << setw(15) << "Obs. Type:" << tmp << endl;
843 table_.keywordSet().get("AntennaName", tmp);
844 oss << setw(15) << "Antenna Name:" << tmp << endl;
845 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
846 Vector<Double> vec;
847 t.keywordSet().get("RESTFREQS",vec);
848 oss << setw(15) << "Rest Freqs:";
849 if (vec.nelements() > 0) {
850 oss << setprecision(0) << vec << " [Hz]" << endl;
851 } else {
852 oss << "None set" << endl;
853 }
854 oss << setw(15) << "Abscissa:" << getAbscissaString() << endl;
855 oss << setw(15) << "Cursor:" << "Beam[" << getBeam() << "] "
856 << "IF[" << getIF() << "] " << "Pol[" << getPol() << "]" << endl;
857 oss << endl;
858 uInt count = 0;
859 String name;
860 Int previous = -1;Int current=0;
861 Int integ = 0;
862 oss << setw(6) << "Scan"
863 << setw(12) << "Source"
864 << setw(21) << "Time"
865 << setw(11) << "Integration" << endl;
866 oss << "--------------------------------------------------" << endl;
867 for (uInt i=0; i< scans.nrow();i++) {
868 scans.getScalar(i,current);
869 if (previous != current) {
870 srcs.getScalar(i,name);
871 previous = current;
872 String t = formatSec(Double(getInterval(i)));
873 oss << setw(6) << count << setw(12) << name << setw(21) << getTime(i)
874 << setw(2) << setprecision(1)
875 << t << endl;
876 count++;
877 } else {
878 integ++;
879 }
880 }
881 oss << endl;
882 oss << "Table contains " << table_.nrow() << " integration(s)." << endl;
883 oss << "in " << count << " scan(s)." << endl;
884 oss << "--------------------------------------------------";
885 return String(oss);
886}
887
888Int SDMemTable::nBeam() const {
889 Int n;
890 table_.keywordSet().get("nBeam",n);
891 return n;
892}
893Int SDMemTable::nIF() const {
894 Int n;
895 table_.keywordSet().get("nIF",n);
896 return n;
897}
898Int SDMemTable::nPol() const {
899 Int n;
900 table_.keywordSet().get("nPol",n);
901 return n;
902}
903Int SDMemTable::nChan() const {
904 Int n;
905 table_.keywordSet().get("nChan",n);
906 return n;
907}
908/*
909void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) {
910
911 std::vector<int>::iterator it;
912 ArrayAccessor<uChar, Axis<2> > j(flags_);
913 for (it = whichChans.begin(); it != whichChans.end(); it++) {
914 j.reset(j.begin(uInt(*it)));
915 for (ArrayAccessor<uChar, Axis<0> > i(j); i != i.end(); ++i) {
916 for (ArrayAccessor<uChar, Axis<1> > ii(i); ii != ii.end(); ++ii) {
917 for (ArrayAccessor<uChar, Axis<3> > iii(ii);
918 iii != iii.end(); ++iii) {
919 (*iii) =
920 }
921 }
922 }
923 }
924
925}
926*/
927void SDMemTable::flag(int whichRow) {
928 ArrayColumn<uChar> spec(table_, "FLAGTRA");
929 Array<uChar> arr;
930 spec.get(whichRow, arr);
931
932 ArrayAccessor<uChar, Axis<0> > aa0(arr);
933 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
934 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
935 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
936 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
937 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
938
939 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
940 (*i) = uChar(True);
941 }
942
943 spec.put(whichRow, arr);
944}
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