source: trunk/src/SDMemTable.cc@ 117

Last change on this file since 117 was 105, checked in by mar637, 20 years ago

added set/getCoordInfo, reworked summary, added columns for azimuth,elevation,parangle,refbeam,fieldname,tcal,tcaltime
modified getabscissa, added getAbscissaString
added doppler, frequency frame an unit conversion via columns
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 28.9 KB
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1//#---------------------------------------------------------------------------
2//# SDMemTable.cc: A MemoryTable container for single dish integrations
3//#---------------------------------------------------------------------------
4//# Copyright (C) 2004
5//# Malte Marquarding, 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
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 asap;
60
61SDMemTable::SDMemTable() :
62 IFSel_(0),
63 beamSel_(0),
64 polSel_(0) {
65 setup();
66}
67SDMemTable::SDMemTable(const std::string& name) :
68 IFSel_(0),
69 beamSel_(0),
70 polSel_(0) {
71 Table tab(name);
72 table_ = tab.copyToMemoryTable("dummy");
73}
74
75SDMemTable::SDMemTable(const SDMemTable& other, Bool clear) {
76 this->IFSel_= other.IFSel_;
77 this->beamSel_= other.beamSel_;
78 this->polSel_= other.polSel_;
79 this->chanMask_ = other.chanMask_;
80 this->table_ = other.table_.copyToMemoryTable(String("dummy"));
81 // clear all rows()
82 if (clear) {
83 this->table_.removeRow(this->table_.rowNumbers());
84 } else {
85 this->IFSel_ = other.IFSel_;
86 this->beamSel_ = other.beamSel_;
87 this->polSel_ = other.polSel_;
88 }
89}
90
91SDMemTable::SDMemTable(const Table& tab, const std::string& exprs) :
92 IFSel_(0),
93 beamSel_(0),
94 polSel_(0) {
95 Table t = tableCommand(exprs,tab);
96 if (t.nrow() == 0)
97 throw(AipsError("Query unsuccessful."));
98 table_ = t.copyToMemoryTable("dummy");
99}
100
101SDMemTable::~SDMemTable(){
102 //cerr << "goodbye from SDMemTable @ " << this << endl;
103}
104
105SDMemTable SDMemTable::getScan(Int scanID) {
106 String cond("SELECT * from $1 WHERE SCANID == ");
107 cond += String::toString(scanID);
108 return SDMemTable(table_, cond);
109}
110
111SDMemTable SDMemTable::getSource(const std::string& source) {
112 String cond("SELECT * from $1 WHERE SRCNAME == ");
113 cond += source;
114 return SDMemTable(table_, cond);
115}
116
117void SDMemTable::setup() {
118 TableDesc td("", "1", TableDesc::Scratch);
119 td.comment() = "A SDMemTable";
120 td.addColumn(ScalarColumnDesc<Double>("TIME"));
121 td.addColumn(ScalarColumnDesc<String>("SRCNAME"));
122 td.addColumn(ArrayColumnDesc<Float>("SPECTRA"));
123 td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA"));
124 td.addColumn(ArrayColumnDesc<Float>("TSYS"));
125 td.addColumn(ScalarColumnDesc<Int>("SCANID"));
126 td.addColumn(ScalarColumnDesc<Double>("INTERVAL"));
127 td.addColumn(ArrayColumnDesc<uInt>("FREQID"));
128 td.addColumn(ArrayColumnDesc<Double>("DIRECTION"));
129 td.addColumn(ScalarColumnDesc<String>("FIELDNAME"));
130 td.addColumn(ScalarColumnDesc<String>("TCALTIME"));
131 td.addColumn(ArrayColumnDesc<Float>("TCAL"));
132 td.addColumn(ScalarColumnDesc<Float>("AZIMUTH"));
133 td.addColumn(ScalarColumnDesc<Float>("ELEVATION"));
134 td.addColumn(ScalarColumnDesc<Float>("PARANGLE"));
135 td.addColumn(ScalarColumnDesc<Int>("REFBEAM"));
136
137 // Now create a new table from the description.
138
139 SetupNewTable aNewTab("dummy", td, Table::New);
140 table_ = Table(aNewTab, Table::Memory, 0);
141}
142
143std::string SDMemTable::getSourceName(Int whichRow) const {
144 ROScalarColumn<String> src(table_, "SRCNAME");
145 String name;
146 src.get(whichRow, name);
147 return name;
148}
149
150std::string SDMemTable::getTime(Int whichRow) const {
151 ROScalarColumn<Double> src(table_, "TIME");
152 Double tm;
153 src.get(whichRow, tm);
154 MVTime mvt(tm);
155 mvt.setFormat(MVTime::TIME);
156 ostringstream oss;
157 oss << mvt;
158 String str(oss);
159 return str;
160}
161double SDMemTable::getInterval(Int whichRow) const {
162 ROScalarColumn<Double> src(table_, "INTERVAL");
163 Double intval;
164 src.get(whichRow, intval);
165 return intval;
166}
167
168bool SDMemTable::setIF(Int whichIF) {
169 if ( whichIF >= 0 && whichIF < nIF()) {
170 IFSel_ = whichIF;
171 return true;
172 }
173 return false;
174}
175
176bool SDMemTable::setBeam(Int whichBeam) {
177 if ( whichBeam >= 0 && whichBeam < nBeam()) {
178 beamSel_ = whichBeam;
179 return true;
180 }
181 return false;
182}
183
184bool SDMemTable::setPol(Int whichPol) {
185 if ( whichPol >= 0 && whichPol < nPol()) {
186 polSel_ = whichPol;
187 return true;
188 }
189 return false;
190}
191
192bool SDMemTable::setMask(std::vector<int> whichChans) {
193 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
194 std::vector<int>::iterator it;
195 uInt n = spec.shape(0)(3);
196 if (whichChans.empty()) {
197 chanMask_ = std::vector<bool>(n,true);
198 return true;
199 }
200 chanMask_.resize(n,true);
201 for (it = whichChans.begin(); it != whichChans.end(); ++it) {
202 if (*it < n) {
203 chanMask_[*it] = false;
204 }
205 }
206 return true;
207}
208
209std::vector<bool> SDMemTable::getMask(Int whichRow) const {
210 std::vector<bool> mask;
211 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
212 Array<uChar> arr;
213 spec.get(whichRow, arr);
214 ArrayAccessor<uChar, Axis<0> > aa0(arr);
215 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
216 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
217 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
218 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
219 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
220
221 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
222
223 std::vector<bool> tmp;
224 tmp = chanMask_; // WHY the fxxx do I have to make a copy here
225 std::vector<bool>::iterator miter;
226 miter = tmp.begin();
227
228 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
229 bool out =!static_cast<bool>(*i);
230 if (useUserMask) {
231 out = out && (*miter);
232 miter++;
233 }
234 mask.push_back(out);
235 }
236 return mask;
237}
238std::vector<float> SDMemTable::getSpectrum(Int whichRow) const {
239
240 std::vector<float> spectrum;
241 ROArrayColumn<Float> spec(table_, "SPECTRA");
242 Array<Float> arr;
243 spec.get(whichRow, arr);
244 ArrayAccessor<Float, Axis<0> > aa0(arr);
245 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
246 ArrayAccessor<Float, Axis<1> > aa1(aa0);
247 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
248 ArrayAccessor<Float, Axis<2> > aa2(aa1);
249 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
250 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
251 spectrum.push_back(*i);
252 }
253 return spectrum;
254}
255std::vector<string> SDMemTable::getCoordInfo() const {
256 String un;
257 Table t = table_.keywordSet().asTable("FREQUENCIES");
258 String sunit;
259 t.keywordSet().get("UNIT",sunit);
260 String dpl;
261 t.keywordSet().get("DOPPLER",dpl);
262 if (dpl == "") dpl = "RADIO";
263 String rfrm;
264 t.keywordSet().get("REFFRAME",rfrm);
265 std::vector<string> inf;
266 inf.push_back(sunit);
267 inf.push_back(rfrm);
268 inf.push_back(dpl);
269 return inf;
270}
271
272void SDMemTable::setCoordInfo(std::vector<string> theinfo) {
273
274 std::vector<string>::iterator it;
275 String un,rfrm,dpl;
276 un = theinfo[0];
277 rfrm = theinfo[1];
278 dpl = theinfo[2];
279
280 //String un(theunit);
281 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
282 Vector<Double> rstf;
283 t.keywordSet().get("RESTFREQS",rstf);
284 Bool canDo = True;
285 Unit u1("km/s");Unit u2("Hz");
286 if (Unit(un) == u1) {
287 Vector<Double> rstf;
288 t.keywordSet().get("RESTFREQS",rstf);
289 if (rstf.nelements() == 0) {
290 throw(AipsError("Can't set unit to km/s if no restfrequencies are specified"));
291 }
292 } else if (Unit(un) != u2 && un != "") {
293 throw(AipsError("Unit not conformant with Spectral Coordinates"));
294 }
295 t.rwKeywordSet().define("UNIT", un);
296
297 MFrequency::Types mdr;
298 if (!MFrequency::getType(mdr, rfrm)) {
299
300 Int a,b;const uInt* c;
301 const String* valid = MFrequency::allMyTypes(a, b, c);
302 String pfix = "Please specify a legal frame type. Types are\n";
303 throw(AipsError(pfix+(*valid)));
304 } else {
305 t.rwKeywordSet().define("REFFRAME",rfrm);
306 }
307
308}
309
310std::vector<double> SDMemTable::getAbscissa(Int whichRow) {
311 std::vector<double> absc(nChan());
312 Vector<Double> absc1(nChan());
313 indgen(absc1);
314 ROArrayColumn<uInt> fid(table_, "FREQID");
315 Vector<uInt> v;
316 fid.get(whichRow, v);
317 uInt specidx = v(IFSel_);
318 SpectralCoordinate spc = getCoordinate(specidx);
319 Table t = table_.keywordSet().asTable("FREQUENCIES");
320 String rf;
321 //t.keywordSet().get("EQUINOX",rf);
322 MDirection::Types mdr;
323 //if (!MDirection::getType(mdr, rf)) {
324 mdr = MDirection::J2000;
325 //cout << "Unknown equinox using J2000" << endl;
326 //}
327 ROArrayColumn<Double> dir(table_, "DIRECTION");
328 Array<Double> posit;
329 dir.get(whichRow,posit);
330 Vector<Double> wpos(2);
331 wpos[0] = posit(IPosition(2,beamSel_,0));
332 wpos[1] = posit(IPosition(2,beamSel_,1));
333 Quantum<Double> lon(wpos[0],Unit(String("rad")));
334 Quantum<Double> lat(wpos[1],Unit(String("rad")));
335 MDirection direct(lon, lat, mdr);
336 ROScalarColumn<Double> tme(table_, "TIME");
337 Double obstime;
338 tme.get(whichRow,obstime);
339 MVEpoch tm2(Quantum<Double>(obstime, Unit(String("d"))));
340 MEpoch epoch(tm2);
341
342 Vector<Double> antpos;
343 table_.keywordSet().get("AntennaPosition", antpos);
344 MVPosition mvpos(antpos(0),antpos(1),antpos(2));
345 MPosition pos(mvpos);
346 String sunit;
347 t.keywordSet().get("UNIT",sunit);
348 if (sunit == "") sunit = "pixel";
349 Unit u(sunit);
350 String frm;
351 t.keywordSet().get("REFFRAME",frm);
352 if (frm == "") frm = "TOPO";
353 String dpl;
354 t.keywordSet().get("DOPPLER",dpl);
355 if (dpl == "") dpl = "RADIO";
356 MFrequency::Types mtype;
357 if (!MFrequency::getType(mtype, frm)) {
358 cout << "Frequency type unknown assuming TOPO" << endl;
359 mtype = MFrequency::TOPO;
360 }
361
362 if (!spc.setReferenceConversion(mtype,epoch,pos,direct)) {
363 throw(AipsError("Couldn't convert frequency frame."));
364 }
365
366 if ( u == Unit("km/s") ) {
367 Vector<Double> rstf;
368 t.keywordSet().get("RESTFREQS",rstf);
369 if (rstf.nelements() > 0) {
370 spc.setVelocity(u.getName());
371 Vector<Double> wrld;
372 spc.pixelToVelocity(wrld,absc1);
373 std::vector<double>::iterator it;
374 uInt i = 0;
375 for (it = absc.begin(); it != absc.end(); ++it) {
376 (*it) = wrld[i];
377 i++;
378 }
379 }
380 } else if (u == Unit("Hz")) {
381 Vector<String> wau(1); wau = u.getName();
382 spc.setWorldAxisUnits(wau);
383 std::vector<double>::iterator it;
384 Double tmp;
385 uInt i = 0;
386 for (it = absc.begin(); it != absc.end(); ++it) {
387 spc.toWorld(tmp,absc1[i]);
388 (*it) = tmp;
389 i++;
390 }
391
392 } else {
393 // assume channels/pixels
394 std::vector<double>::iterator it;
395 uInt i=0;
396 for (it = absc.begin(); it != absc.end(); ++it) {
397 (*it) = Double(i++);
398 }
399 }
400 return absc;
401}
402
403std::string SDMemTable::getAbscissaString(Int whichRow)
404{
405 ROArrayColumn<uInt> fid(table_, "FREQID");
406 Table t = table_.keywordSet().asTable("FREQUENCIES");
407 String sunit;
408 t.keywordSet().get("UNIT",sunit);
409 if (sunit == "") sunit = "pixel";
410 Unit u(sunit);
411 Vector<uInt> v;
412 fid.get(whichRow, v);
413 uInt specidx = v(IFSel_);
414 SpectralCoordinate spc = getCoordinate(specidx);
415 String frm;
416 t.keywordSet().get("REFFRAME",frm);
417 MFrequency::Types mtype;
418 if (!MFrequency::getType(mtype, frm)) {
419 cout << "Frequency type unknown assuming TOPO" << endl;
420 mtype = MFrequency::TOPO;
421 }
422 spc.setFrequencySystem(mtype);
423 String s = "Channel";
424 if (u == Unit("km/s")) {
425 spc.setVelocity(u.getName());
426 s = CoordinateUtil::axisLabel(spc,0,True,True,True);
427 } else if (u == Unit("Hz")) {
428 Vector<String> wau(1);wau = u.getName();
429 spc.setWorldAxisUnits(wau);
430 s = CoordinateUtil::axisLabel(spc);
431 }
432 return s;
433}
434
435void SDMemTable::setSpectrum(std::vector<float> spectrum, int whichRow) {
436 ArrayColumn<Float> spec(table_, "SPECTRA");
437 Array<Float> arr;
438 spec.get(whichRow, arr);
439 if (spectrum.size() != arr.shape()(3)) {
440 throw(AipsError("Attempting to set spectrum with incorrect length."));
441 }
442
443 ArrayAccessor<Float, Axis<0> > aa0(arr);
444 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
445 ArrayAccessor<Float, Axis<1> > aa1(aa0);
446 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
447 ArrayAccessor<Float, Axis<2> > aa2(aa1);
448 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
449
450 std::vector<float>::iterator it = spectrum.begin();
451 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
452 (*i) = Float(*it);
453 it++;
454 }
455 spec.put(whichRow, arr);
456}
457
458void SDMemTable::getSpectrum(Vector<Float>& spectrum, Int whichRow) {
459 ROArrayColumn<Float> spec(table_, "SPECTRA");
460 Array<Float> arr;
461 spec.get(whichRow, arr);
462 spectrum.resize(arr.shape()(3));
463 ArrayAccessor<Float, Axis<0> > aa0(arr);
464 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
465 ArrayAccessor<Float, Axis<1> > aa1(aa0);
466 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
467 ArrayAccessor<Float, Axis<2> > aa2(aa1);
468 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
469
470 ArrayAccessor<Float, Axis<0> > va(spectrum);
471 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
472 (*va) = (*i);
473 va++;
474 }
475}
476/*
477void SDMemTable::getMask(Vector<Bool>& mask, Int whichRow) const {
478 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
479 Array<uChar> arr;
480 spec.get(whichRow, arr);
481 mask.resize(arr.shape()(3));
482
483 ArrayAccessor<uChar, Axis<0> > aa0(arr);
484 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
485 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
486 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
487 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
488 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
489
490 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
491
492 ArrayAccessor<Bool, Axis<0> > va(mask);
493 std::vector<bool> tmp;
494 tmp = chanMask_; // WHY the fxxx do I have to make a copy here. The
495 // iterator should work on chanMask_??
496 std::vector<bool>::iterator miter;
497 miter = tmp.begin();
498
499 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
500 bool out =!static_cast<bool>(*i);
501 if (useUserMask) {
502 out = out && (*miter);
503 miter++;
504 }
505 (*va) = out;
506 va++;
507 }
508}
509*/
510MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow,
511 Bool useSelection) {
512 ROArrayColumn<Float> spec(table_, "SPECTRA");
513 Array<Float> arr;
514 ROArrayColumn<uChar> flag(table_, "FLAGTRA");
515 Array<uChar> farr;
516 spec.get(whichRow, arr);
517 flag.get(whichRow, farr);
518 Array<Bool> barr(farr.shape());convertArray(barr, farr);
519 MaskedArray<Float> marr;
520 if (useSelection) {
521 ArrayAccessor<Float, Axis<0> > aa0(arr);
522 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
523 ArrayAccessor<Float, Axis<1> > aa1(aa0);
524 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
525 ArrayAccessor<Float, Axis<2> > aa2(aa1);
526 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
527
528 ArrayAccessor<Bool, Axis<0> > baa0(barr);
529 baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam
530 ArrayAccessor<Bool, Axis<1> > baa1(baa0);
531 baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF
532 ArrayAccessor<Bool, Axis<2> > baa2(baa1);
533 baa2.reset(baa2.begin(uInt(polSel_)));// go to pol
534
535 Vector<Float> a(arr.shape()(3));
536 Vector<Bool> b(barr.shape()(3));
537 ArrayAccessor<Float, Axis<0> > a0(a);
538 ArrayAccessor<Bool, Axis<0> > b0(b);
539
540 ArrayAccessor<Bool, Axis<3> > j(baa2);
541 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
542 (*a0) = (*i);
543 (*b0) = !(*j);
544 j++;
545 a0++;
546 b0++;
547 }
548 marr.setData(a,b);
549 } else {
550 marr.setData(arr,!barr);
551 }
552 return marr;
553}
554
555Float SDMemTable::getTsys(Int whichRow) const {
556 ROArrayColumn<Float> ts(table_, "TSYS");
557 Array<Float> arr;
558 ts.get(whichRow, arr);
559 Float out;
560 IPosition ip(arr.shape());
561 ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0;
562 out = arr(ip);
563 return out;
564}
565
566SpectralCoordinate SDMemTable::getCoordinate(uInt whichIdx) const {
567
568 Table t = table_.keywordSet().asTable("FREQUENCIES");
569 if (whichIdx > t.nrow() ) {
570 cerr << "SDMemTable::getCoordinate - whichIdx out of range" << endl;
571 return SpectralCoordinate();
572 }
573
574 Double rp,rv,inc;
575 String rf;
576 Vector<Double> vec;
577 ROScalarColumn<Double> rpc(t, "REFPIX");
578 ROScalarColumn<Double> rvc(t, "REFVAL");
579 ROScalarColumn<Double> incc(t, "INCREMENT");
580 t.keywordSet().get("RESTFREQS",vec);
581 t.keywordSet().get("BASEREFFRAME",rf);
582
583 MFrequency::Types mft;
584 if (!MFrequency::getType(mft, rf)) {
585 cerr << "Frequency type unknown assuming TOPO" << endl;
586 mft = MFrequency::TOPO;
587 }
588 rpc.get(whichIdx, rp);
589 rvc.get(whichIdx, rv);
590 incc.get(whichIdx, inc);
591 SpectralCoordinate spec(mft,rv,inc,rp);
592 if (vec.nelements() > 0)
593 spec.setRestFrequencies(vec);
594 return spec;
595}
596
597Bool SDMemTable::setCoordinate(const SpectralCoordinate& speccord,
598 uInt whichIdx) {
599 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
600 if (whichIdx > t.nrow() ) {
601 throw(AipsError("SDMemTable::setCoordinate - coord no out of range"));
602 }
603 ScalarColumn<Double> rpc(t, "REFPIX");
604 ScalarColumn<Double> rvc(t, "REFVAL");
605 ScalarColumn<Double> incc(t, "INCREMENT");
606
607 rpc.put(whichIdx, speccord.referencePixel()[0]);
608 rvc.put(whichIdx, speccord.referenceValue()[0]);
609 incc.put(whichIdx, speccord.increment()[0]);
610
611 return True;
612}
613
614Int SDMemTable::nCoordinates() const
615{
616 return table_.keywordSet().asTable("FREQUENCIES").nrow();
617}
618
619void SDMemTable::setRestFreqs(std::vector<double> freqs, const std::string& theunit)
620{
621 Vector<Double> tvec(freqs);
622 Quantum<Vector<Double> > q(tvec, String(theunit));
623 tvec.resize();
624 tvec = q.getValue("Hz");
625 Table t = table_.keywordSet().asTable("FREQUENCIES");
626 t.rwKeywordSet().define("RESTFREQS",tvec);
627}
628
629bool SDMemTable::putSDFreqTable(const SDFrequencyTable& sdft) {
630 TableDesc td("", "1", TableDesc::Scratch);
631 td.addColumn(ScalarColumnDesc<Double>("REFPIX"));
632 td.addColumn(ScalarColumnDesc<Double>("REFVAL"));
633 td.addColumn(ScalarColumnDesc<Double>("INCREMENT"));
634 SetupNewTable aNewTab("freqs", td, Table::New);
635 Table aTable (aNewTab, Table::Memory, sdft.length());
636 ScalarColumn<Double> sc0(aTable, "REFPIX");
637 ScalarColumn<Double> sc1(aTable, "REFVAL");
638 ScalarColumn<Double> sc2(aTable, "INCREMENT");
639 for (uInt i=0; i < sdft.length(); ++i) {
640 sc0.put(i,sdft.referencePixel(i));
641 sc1.put(i,sdft.referenceValue(i));
642 sc2.put(i,sdft.increment(i));
643 }
644 String rf = sdft.refFrame();
645 if (rf.contains("TOPO")) rf = "TOPO";
646
647 aTable.rwKeywordSet().define("BASEREFFRAME", rf);
648 aTable.rwKeywordSet().define("REFFRAME", rf);
649 aTable.rwKeywordSet().define("EQUINOX", sdft.equinox());
650 aTable.rwKeywordSet().define("UNIT", String(""));
651 aTable.rwKeywordSet().define("DOPPLER", String("RADIO"));
652 Vector<Double> rfvec;
653 aTable.rwKeywordSet().define("RESTFREQS", rfvec);
654 table_.rwKeywordSet().defineTable ("FREQUENCIES", aTable);
655 return True;
656}
657
658SDFrequencyTable SDMemTable::getSDFreqTable() const {
659 SDFrequencyTable sdft;
660
661 return sdft;
662}
663
664bool SDMemTable::putSDContainer(const SDContainer& sdc) {
665 ScalarColumn<Double> mjd(table_, "TIME");
666 ScalarColumn<String> srcn(table_, "SRCNAME");
667 ScalarColumn<String> fldn(table_, "FIELDNAME");
668 ArrayColumn<Float> spec(table_, "SPECTRA");
669 ArrayColumn<uChar> flags(table_, "FLAGTRA");
670 ArrayColumn<Float> ts(table_, "TSYS");
671 ScalarColumn<Int> scan(table_, "SCANID");
672 ScalarColumn<Double> integr(table_, "INTERVAL");
673 ArrayColumn<uInt> freqid(table_, "FREQID");
674 ArrayColumn<Double> dir(table_, "DIRECTION");
675 ScalarColumn<Int> rbeam(table_, "REFBEAM");
676 ArrayColumn<Float> tcal(table_, "TCAL");
677 ScalarColumn<String> tcalt(table_, "TCALTIME");
678 ScalarColumn<Float> az(table_, "AZIMUTH");
679 ScalarColumn<Float> el(table_, "ELEVATION");
680 ScalarColumn<Float> para(table_, "PARANGLE");
681
682 uInt rno = table_.nrow();
683 table_.addRow();
684
685 mjd.put(rno, sdc.timestamp);
686 srcn.put(rno, sdc.sourcename);
687 fldn.put(rno, sdc.fieldname);
688 spec.put(rno, sdc.getSpectrum());
689 flags.put(rno, sdc.getFlags());
690 ts.put(rno, sdc.getTsys());
691 scan.put(rno, sdc.scanid);
692 integr.put(rno, sdc.interval);
693 freqid.put(rno, sdc.getFreqMap());
694 dir.put(rno, sdc.getDirection());
695 rbeam.put(rno, sdc.refbeam);
696 tcal.put(rno, sdc.tcal);
697 tcalt.put(rno, sdc.tcaltime);
698 az.put(rno, sdc.azimuth);
699 el.put(rno, sdc.elevation);
700 para.put(rno, sdc.parangle);
701
702 return true;
703}
704
705SDContainer SDMemTable::getSDContainer(uInt whichRow) const {
706 ROScalarColumn<Double> mjd(table_, "TIME");
707 ROScalarColumn<String> srcn(table_, "SRCNAME");
708 ROScalarColumn<String> fldn(table_, "FIELDNAME");
709 ROArrayColumn<Float> spec(table_, "SPECTRA");
710 ROArrayColumn<uChar> flags(table_, "FLAGTRA");
711 ROArrayColumn<Float> ts(table_, "TSYS");
712 ROScalarColumn<Int> scan(table_, "SCANID");
713 ROScalarColumn<Double> integr(table_, "INTERVAL");
714 ROArrayColumn<uInt> freqid(table_, "FREQID");
715 ROArrayColumn<Double> dir(table_, "DIRECTION");
716 ROScalarColumn<Int> rbeam(table_, "REFBEAM");
717 ROArrayColumn<Float> tcal(table_, "TCAL");
718 ROScalarColumn<String> tcalt(table_, "TCALTIME");
719 ROScalarColumn<Float> az(table_, "AZIMUTH");
720 ROScalarColumn<Float> el(table_, "ELEVATION");
721 ROScalarColumn<Float> para(table_, "PARANGLE");
722
723 SDContainer sdc(nBeam(),nIF(),nPol(),nChan());
724 mjd.get(whichRow, sdc.timestamp);
725 srcn.get(whichRow, sdc.sourcename);
726 integr.get(whichRow, sdc.interval);
727 scan.get(whichRow, sdc.scanid);
728 fldn.get(whichRow, sdc.fieldname);
729 rbeam.get(whichRow, sdc.refbeam);
730 az.get(whichRow, sdc.azimuth);
731 el.get(whichRow, sdc.elevation);
732 para.get(whichRow, sdc.parangle);
733 Vector<Float> tc;
734 tcal.get(whichRow, tc);
735 sdc.tcal[0] = tc[0];sdc.tcal[1] = tc[1];
736 tcalt.get(whichRow, sdc.tcaltime);
737 Array<Float> spectrum;
738 Array<Float> tsys;
739 Array<uChar> flagtrum;
740 Vector<uInt> fmap;
741 Array<Double> direction;
742 spec.get(whichRow, spectrum);
743 sdc.putSpectrum(spectrum);
744 flags.get(whichRow, flagtrum);
745 sdc.putFlags(flagtrum);
746 ts.get(whichRow, tsys);
747 sdc.putTsys(tsys);
748 freqid.get(whichRow, fmap);
749 sdc.putFreqMap(fmap);
750 dir.get(whichRow, direction);
751 sdc.putDirection(direction);
752 return sdc;
753}
754
755bool SDMemTable::putSDHeader(const SDHeader& sdh) {
756 table_.lock();
757 table_.rwKeywordSet().define("nIF", sdh.nif);
758 table_.rwKeywordSet().define("nBeam", sdh.nbeam);
759 table_.rwKeywordSet().define("nPol", sdh.npol);
760 table_.rwKeywordSet().define("nChan", sdh.nchan);
761 table_.rwKeywordSet().define("Observer", sdh.observer);
762 table_.rwKeywordSet().define("Project", sdh.project);
763 table_.rwKeywordSet().define("Obstype", sdh.obstype);
764 table_.rwKeywordSet().define("AntennaName", sdh.antennaname);
765 table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition);
766 table_.rwKeywordSet().define("Equinox", sdh.equinox);
767 table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref);
768 table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq);
769 table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth);
770 table_.rwKeywordSet().define("UTC", sdh.utc);
771 table_.unlock();
772 return true;
773}
774
775SDHeader SDMemTable::getSDHeader() const {
776 SDHeader sdh;
777 table_.keywordSet().get("nBeam",sdh.nbeam);
778 table_.keywordSet().get("nIF",sdh.nif);
779 table_.keywordSet().get("nPol",sdh.npol);
780 table_.keywordSet().get("nChan",sdh.nchan);
781 table_.keywordSet().get("Observer", sdh.observer);
782 table_.keywordSet().get("Project", sdh.project);
783 table_.keywordSet().get("Obstype", sdh.obstype);
784 table_.keywordSet().get("AntennaName", sdh.antennaname);
785 table_.keywordSet().get("AntennaPosition", sdh.antennaposition);
786 table_.keywordSet().get("Equinox", sdh.equinox);
787 table_.keywordSet().get("FreqRefFrame", sdh.freqref);
788 table_.keywordSet().get("FreqRefVal", sdh.reffreq);
789 table_.keywordSet().get("Bandwidth", sdh.bandwidth);
790 table_.keywordSet().get("UTC", sdh.utc);
791 return sdh;
792}
793void SDMemTable::makePersistent(const std::string& filename) {
794 table_.deepCopy(filename,Table::New);
795}
796
797Int SDMemTable::nScan() const {
798 Int n = 0;
799 ROScalarColumn<Int> scans(table_, "SCANID");
800 Int previous = -1;Int current=0;
801 for (uInt i=0; i< scans.nrow();i++) {
802 scans.getScalar(i,current);
803 if (previous != current) {
804 previous = current;
805 n++;
806 }
807 }
808 return n;
809}
810
811String SDMemTable::formatSec(Double x) {
812 Double xcop = x;
813 MVTime mvt(xcop/24./3600.); // make days
814 if (x < 59.95)
815 return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s";
816 return mvt.string(MVTime::TIME_CLEAN_NO_H, 7)+" ";
817};
818
819std::string SDMemTable::summary() {
820 ROScalarColumn<Int> scans(table_, "SCANID");
821 ROScalarColumn<String> srcs(table_, "SRCNAME");
822 ostringstream oss;
823 oss << endl;
824 oss << "--------------------------------------------------" << endl;
825 oss << " Scan Table Summary" << endl;
826 oss << "--------------------------------------------------" << endl;
827 oss.flags(std::ios_base::left);
828 oss << setw(15) << "Beams:" << setw(4) << nBeam() << endl
829 << setw(15) << "IFs:" << setw(4) << nIF() << endl
830 << setw(15) << "Polarisations:" << setw(4) << nPol() << endl
831 << setw(15) << "Channels:" << setw(4) << nChan() << endl;
832 oss << endl;
833 String tmp;
834 table_.keywordSet().get("Observer", tmp);
835 oss << setw(15) << "Observer:" << tmp << endl;
836 table_.keywordSet().get("Project", tmp);
837 oss << setw(15) << "Project:" << tmp << endl;
838 table_.keywordSet().get("Obstype", tmp);
839 oss << setw(15) << "Obs. Type:" << tmp << endl;
840 table_.keywordSet().get("AntennaName", tmp);
841 oss << setw(15) << "Antenna Name:" << tmp << endl;
842 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
843 Vector<Double> vec;
844 t.keywordSet().get("RESTFREQS",vec);
845 oss << setw(15) << "Rest Freqs:";
846 if (vec.nelements() > 0) {
847 oss << setprecision(0) << vec << " [Hz]" << endl;
848 } else {
849 oss << "None set" << endl;
850 }
851 oss << setw(15) << "Abscissa:" << getAbscissaString() << endl;
852 oss << setw(15) << "Cursor:" << "Beam[" << getBeam() << "] "
853 << "IF[" << getIF() << "] " << "Pol[" << getPol() << "]" << endl;
854 oss << endl;
855 uInt count = 0;
856 String name;
857 Int previous = -1;Int current=0;
858 Int integ = 0;
859 oss << setw(6) << "Scan"
860 << setw(12) << "Source"
861 << setw(21) << "Time"
862 << setw(11) << "Integration" << endl;
863 oss << "--------------------------------------------------" << endl;
864 for (uInt i=0; i< scans.nrow();i++) {
865 scans.getScalar(i,current);
866 if (previous != current) {
867 srcs.getScalar(i,name);
868 previous = current;
869 String t = formatSec(Double(getInterval(i)));
870 oss << setw(6) << count << setw(12) << name << setw(21) << getTime(i)
871 << setw(2) << setprecision(1)
872 << t << endl;
873 count++;
874 } else {
875 integ++;
876 }
877 }
878 oss << endl;
879 oss << "Table contains " << table_.nrow() << " integration(s)." << endl;
880 oss << "in " << count << " scan(s)." << endl;
881 oss << "--------------------------------------------------";
882 return String(oss);
883}
884
885Int SDMemTable::nBeam() const {
886 Int n;
887 table_.keywordSet().get("nBeam",n);
888 return n;
889}
890Int SDMemTable::nIF() const {
891 Int n;
892 table_.keywordSet().get("nIF",n);
893 return n;
894}
895Int SDMemTable::nPol() const {
896 Int n;
897 table_.keywordSet().get("nPol",n);
898 return n;
899}
900Int SDMemTable::nChan() const {
901 Int n;
902 table_.keywordSet().get("nChan",n);
903 return n;
904}
905/*
906void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) {
907
908 std::vector<int>::iterator it;
909 ArrayAccessor<uChar, Axis<2> > j(flags_);
910 for (it = whichChans.begin(); it != whichChans.end(); it++) {
911 j.reset(j.begin(uInt(*it)));
912 for (ArrayAccessor<uChar, Axis<0> > i(j); i != i.end(); ++i) {
913 for (ArrayAccessor<uChar, Axis<1> > ii(i); ii != ii.end(); ++ii) {
914 for (ArrayAccessor<uChar, Axis<3> > iii(ii);
915 iii != iii.end(); ++iii) {
916 (*iii) =
917 }
918 }
919 }
920 }
921
922}
923*/
924void SDMemTable::flag(int whichRow) {
925 ArrayColumn<uChar> spec(table_, "FLAGTRA");
926 Array<uChar> arr;
927 spec.get(whichRow, arr);
928
929 ArrayAccessor<uChar, Axis<0> > aa0(arr);
930 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
931 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
932 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
933 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
934 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
935
936 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
937 (*i) = uChar(True);
938 }
939
940 spec.put(whichRow, arr);
941}
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