source: trunk/src/SDMemTable.cc@ 183

Last change on this file since 183 was 164, checked in by kil064, 20 years ago

make a few more functions 'const'
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 29.3 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 IFSel_= other.IFSel_;
78 beamSel_= other.beamSel_;
79 polSel_= other.polSel_;
80 chanMask_ = other.chanMask_;
81 table_ = other.table_.copyToMemoryTable(String("dummy"));
82 // clear all rows()
83 if (clear) {
84 table_.removeRow(this->table_.rowNumbers());
85 } else {
86 IFSel_ = other.IFSel_;
87 beamSel_ = other.beamSel_;
88 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) const {
107 String cond("SELECT * from $1 WHERE SCANID == ");
108 cond += String::toString(scanID);
109 return SDMemTable(table_, cond);
110}
111
112SDMemTable &SDMemTable::operator=(const SDMemTable& other) {
113 if (this != &other) {
114 IFSel_= other.IFSel_;
115 beamSel_= other.beamSel_;
116 polSel_= other.polSel_;
117 chanMask_.resize(0);
118 chanMask_ = other.chanMask_;
119 table_ = other.table_.copyToMemoryTable(String("dummy"));
120 }
121 return *this;
122}
123
124SDMemTable SDMemTable::getSource(const std::string& source) const {
125 String cond("SELECT * from $1 WHERE SRCNAME == ");
126 cond += source;
127 return SDMemTable(table_, cond);
128}
129
130void SDMemTable::setup() {
131 TableDesc td("", "1", TableDesc::Scratch);
132 td.comment() = "A SDMemTable";
133 td.addColumn(ScalarColumnDesc<Double>("TIME"));
134 td.addColumn(ScalarColumnDesc<String>("SRCNAME"));
135 td.addColumn(ArrayColumnDesc<Float>("SPECTRA"));
136 td.addColumn(ArrayColumnDesc<uChar>("FLAGTRA"));
137 td.addColumn(ArrayColumnDesc<Float>("TSYS"));
138 td.addColumn(ScalarColumnDesc<Int>("SCANID"));
139 td.addColumn(ScalarColumnDesc<Double>("INTERVAL"));
140 td.addColumn(ArrayColumnDesc<uInt>("FREQID"));
141 td.addColumn(ArrayColumnDesc<Double>("DIRECTION"));
142 td.addColumn(ScalarColumnDesc<String>("FIELDNAME"));
143 td.addColumn(ScalarColumnDesc<String>("TCALTIME"));
144 td.addColumn(ArrayColumnDesc<Float>("TCAL"));
145 td.addColumn(ScalarColumnDesc<Float>("AZIMUTH"));
146 td.addColumn(ScalarColumnDesc<Float>("ELEVATION"));
147 td.addColumn(ScalarColumnDesc<Float>("PARANGLE"));
148 td.addColumn(ScalarColumnDesc<Int>("REFBEAM"));
149
150 // Now create a new table from the description.
151
152 SetupNewTable aNewTab("dummy", td, Table::New);
153 table_ = Table(aNewTab, Table::Memory, 0);
154}
155
156std::string SDMemTable::getSourceName(Int whichRow) const {
157 ROScalarColumn<String> src(table_, "SRCNAME");
158 String name;
159 src.get(whichRow, name);
160 return name;
161}
162
163std::string SDMemTable::getTime(Int whichRow) const {
164 ROScalarColumn<Double> src(table_, "TIME");
165 Double tm;
166 src.get(whichRow, tm);
167 MVTime mvt(tm);
168 mvt.setFormat(MVTime::TIME);
169 ostringstream oss;
170 oss << mvt;
171 String str(oss);
172 return str;
173}
174double SDMemTable::getInterval(Int whichRow) const {
175 ROScalarColumn<Double> src(table_, "INTERVAL");
176 Double intval;
177 src.get(whichRow, intval);
178 return intval;
179}
180
181bool SDMemTable::setIF(Int whichIF) {
182 if ( whichIF >= 0 && whichIF < nIF()) {
183 IFSel_ = whichIF;
184 return true;
185 }
186 return false;
187}
188
189bool SDMemTable::setBeam(Int whichBeam) {
190 if ( whichBeam >= 0 && whichBeam < nBeam()) {
191 beamSel_ = whichBeam;
192 return true;
193 }
194 return false;
195}
196
197bool SDMemTable::setPol(Int whichPol) {
198 if ( whichPol >= 0 && whichPol < nPol()) {
199 polSel_ = whichPol;
200 return true;
201 }
202 return false;
203}
204
205bool SDMemTable::setMask(std::vector<int> whichChans) {
206 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
207 std::vector<int>::iterator it;
208 uInt n = spec.shape(0)(3);
209 if (whichChans.empty()) {
210 chanMask_ = std::vector<bool>(n,true);
211 return true;
212 }
213 chanMask_.resize(n,true);
214 for (it = whichChans.begin(); it != whichChans.end(); ++it) {
215 if (*it < n) {
216 chanMask_[*it] = false;
217 }
218 }
219 return true;
220}
221
222std::vector<bool> SDMemTable::getMask(Int whichRow) const {
223 std::vector<bool> mask;
224 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
225 Array<uChar> arr;
226 spec.get(whichRow, arr);
227 ArrayAccessor<uChar, Axis<0> > aa0(arr);
228 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
229 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
230 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
231 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
232 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
233
234 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
235
236 std::vector<bool> tmp;
237 tmp = chanMask_; // WHY the fxxx do I have to make a copy here
238 std::vector<bool>::iterator miter;
239 miter = tmp.begin();
240
241 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
242 bool out =!static_cast<bool>(*i);
243 if (useUserMask) {
244 out = out && (*miter);
245 miter++;
246 }
247 mask.push_back(out);
248 }
249 return mask;
250}
251std::vector<float> SDMemTable::getSpectrum(Int whichRow) const {
252
253 std::vector<float> spectrum;
254 ROArrayColumn<Float> spec(table_, "SPECTRA");
255 Array<Float> arr;
256 spec.get(whichRow, arr);
257 ArrayAccessor<Float, Axis<0> > aa0(arr);
258 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
259 ArrayAccessor<Float, Axis<1> > aa1(aa0);
260 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
261 ArrayAccessor<Float, Axis<2> > aa2(aa1);
262 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
263 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
264 spectrum.push_back(*i);
265 }
266 return spectrum;
267}
268std::vector<string> SDMemTable::getCoordInfo() const {
269 String un;
270 Table t = table_.keywordSet().asTable("FREQUENCIES");
271 String sunit;
272 t.keywordSet().get("UNIT",sunit);
273 String dpl;
274 t.keywordSet().get("DOPPLER",dpl);
275 if (dpl == "") dpl = "RADIO";
276 String rfrm;
277 t.keywordSet().get("REFFRAME",rfrm);
278 std::vector<string> inf;
279 inf.push_back(sunit);
280 inf.push_back(rfrm);
281 inf.push_back(dpl);
282 return inf;
283}
284
285void SDMemTable::setCoordInfo(std::vector<string> theinfo) {
286
287 std::vector<string>::iterator it;
288 String un,rfrm,dpl;
289 un = theinfo[0];
290 rfrm = theinfo[1];
291 dpl = theinfo[2];
292
293 //String un(theunit);
294 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
295 Vector<Double> rstf;
296 t.keywordSet().get("RESTFREQS",rstf);
297 Bool canDo = True;
298 Unit u1("km/s");Unit u2("Hz");
299 if (Unit(un) == u1) {
300 Vector<Double> rstf;
301 t.keywordSet().get("RESTFREQS",rstf);
302 if (rstf.nelements() == 0) {
303 throw(AipsError("Can't set unit to km/s if no restfrequencies are specified"));
304 }
305 } else if (Unit(un) != u2 && un != "") {
306 throw(AipsError("Unit not conformant with Spectral Coordinates"));
307 }
308 t.rwKeywordSet().define("UNIT", un);
309
310 MFrequency::Types mdr;
311 if (!MFrequency::getType(mdr, rfrm)) {
312
313 Int a,b;const uInt* c;
314 const String* valid = MFrequency::allMyTypes(a, b, c);
315 String pfix = "Please specify a legal frame type. Types are\n";
316 throw(AipsError(pfix+(*valid)));
317 } else {
318 t.rwKeywordSet().define("REFFRAME",rfrm);
319 }
320
321}
322
323std::vector<double> SDMemTable::getAbcissa(Int whichRow) const {
324 std::vector<double> absc(nChan());
325 Vector<Double> absc1(nChan());
326 indgen(absc1);
327 ROArrayColumn<uInt> fid(table_, "FREQID");
328 Vector<uInt> v;
329 fid.get(whichRow, v);
330 uInt specidx = v(IFSel_);
331 SpectralCoordinate spc = getCoordinate(specidx);
332 Table t = table_.keywordSet().asTable("FREQUENCIES");
333 String rf;
334 //t.keywordSet().get("EQUINOX",rf);
335 MDirection::Types mdr;
336 //if (!MDirection::getType(mdr, rf)) {
337 mdr = MDirection::J2000;
338 //cout << "Unknown equinox using J2000" << endl;
339 //}
340 ROArrayColumn<Double> dir(table_, "DIRECTION");
341 Array<Double> posit;
342 dir.get(whichRow,posit);
343 Vector<Double> wpos(2);
344 wpos[0] = posit(IPosition(2,beamSel_,0));
345 wpos[1] = posit(IPosition(2,beamSel_,1));
346 Quantum<Double> lon(wpos[0],Unit(String("rad")));
347 Quantum<Double> lat(wpos[1],Unit(String("rad")));
348 MDirection direct(lon, lat, mdr);
349 ROScalarColumn<Double> tme(table_, "TIME");
350 Double obstime;
351 tme.get(whichRow,obstime);
352 MVEpoch tm2(Quantum<Double>(obstime, Unit(String("d"))));
353 MEpoch epoch(tm2);
354
355 Vector<Double> antpos;
356 table_.keywordSet().get("AntennaPosition", antpos);
357 MVPosition mvpos(antpos(0),antpos(1),antpos(2));
358 MPosition pos(mvpos);
359 String sunit;
360 t.keywordSet().get("UNIT",sunit);
361 if (sunit == "") sunit = "pixel";
362 Unit u(sunit);
363 String frm;
364 t.keywordSet().get("REFFRAME",frm);
365 if (frm == "") frm = "TOPO";
366 String dpl;
367 t.keywordSet().get("DOPPLER",dpl);
368 if (dpl == "") dpl = "RADIO";
369 MFrequency::Types mtype;
370 if (!MFrequency::getType(mtype, frm)) {
371 cout << "Frequency type unknown assuming TOPO" << endl;
372 mtype = MFrequency::TOPO;
373 }
374
375 if (!spc.setReferenceConversion(mtype,epoch,pos,direct)) {
376 throw(AipsError("Couldn't convert frequency frame."));
377 }
378
379 if ( u == Unit("km/s") ) {
380 Vector<Double> rstf;
381 t.keywordSet().get("RESTFREQS",rstf);
382 if (rstf.nelements() > 0) {
383 if (rstf.nelements() >= nIF())
384 spc.selectRestFrequency(uInt(IFSel_));
385 spc.setVelocity(u.getName());
386 Vector<Double> wrld;
387 spc.pixelToVelocity(wrld,absc1);
388 std::vector<double>::iterator it;
389 uInt i = 0;
390 for (it = absc.begin(); it != absc.end(); ++it) {
391 (*it) = wrld[i];
392 i++;
393 }
394 }
395 } else if (u == Unit("Hz")) {
396 Vector<String> wau(1); wau = u.getName();
397 spc.setWorldAxisUnits(wau);
398 std::vector<double>::iterator it;
399 Double tmp;
400 uInt i = 0;
401 for (it = absc.begin(); it != absc.end(); ++it) {
402 spc.toWorld(tmp,absc1[i]);
403 (*it) = tmp;
404 i++;
405 }
406
407 } else {
408 // assume channels/pixels
409 std::vector<double>::iterator it;
410 uInt i=0;
411 for (it = absc.begin(); it != absc.end(); ++it) {
412 (*it) = Double(i++);
413 }
414 }
415 return absc;
416}
417
418std::string SDMemTable::getAbcissaString(Int whichRow) const
419{
420 ROArrayColumn<uInt> fid(table_, "FREQID");
421 Table t = table_.keywordSet().asTable("FREQUENCIES");
422 String sunit;
423 t.keywordSet().get("UNIT",sunit);
424 if (sunit == "") sunit = "pixel";
425 Unit u(sunit);
426 Vector<uInt> v;
427 fid.get(whichRow, v);
428 uInt specidx = v(IFSel_);
429 SpectralCoordinate spc = getCoordinate(specidx);
430 String frm;
431 t.keywordSet().get("REFFRAME",frm);
432 MFrequency::Types mtype;
433 if (!MFrequency::getType(mtype, frm)) {
434 cout << "Frequency type unknown assuming TOPO" << endl;
435 mtype = MFrequency::TOPO;
436 }
437 spc.setFrequencySystem(mtype);
438 String s = "Channel";
439 if (u == Unit("km/s")) {
440 spc.setVelocity(u.getName());
441 s = CoordinateUtil::axisLabel(spc,0,True,True,True);
442 } else if (u == Unit("Hz")) {
443 Vector<String> wau(1);wau = u.getName();
444 spc.setWorldAxisUnits(wau);
445 s = CoordinateUtil::axisLabel(spc);
446 }
447 return s;
448}
449
450void SDMemTable::setSpectrum(std::vector<float> spectrum, int whichRow) {
451 ArrayColumn<Float> spec(table_, "SPECTRA");
452 Array<Float> arr;
453 spec.get(whichRow, arr);
454 if (spectrum.size() != arr.shape()(3)) {
455 throw(AipsError("Attempting to set spectrum with incorrect length."));
456 }
457
458 ArrayAccessor<Float, Axis<0> > aa0(arr);
459 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
460 ArrayAccessor<Float, Axis<1> > aa1(aa0);
461 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
462 ArrayAccessor<Float, Axis<2> > aa2(aa1);
463 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
464
465 std::vector<float>::iterator it = spectrum.begin();
466 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
467 (*i) = Float(*it);
468 it++;
469 }
470 spec.put(whichRow, arr);
471}
472
473void SDMemTable::getSpectrum(Vector<Float>& spectrum, Int whichRow) const {
474 ROArrayColumn<Float> spec(table_, "SPECTRA");
475 Array<Float> arr;
476 spec.get(whichRow, arr);
477 spectrum.resize(arr.shape()(3));
478 ArrayAccessor<Float, Axis<0> > aa0(arr);
479 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
480 ArrayAccessor<Float, Axis<1> > aa1(aa0);
481 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
482 ArrayAccessor<Float, Axis<2> > aa2(aa1);
483 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
484
485 ArrayAccessor<Float, Axis<0> > va(spectrum);
486 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
487 (*va) = (*i);
488 va++;
489 }
490}
491/*
492void SDMemTable::getMask(Vector<Bool>& mask, Int whichRow) const {
493 ROArrayColumn<uChar> spec(table_, "FLAGTRA");
494 Array<uChar> arr;
495 spec.get(whichRow, arr);
496 mask.resize(arr.shape()(3));
497
498 ArrayAccessor<uChar, Axis<0> > aa0(arr);
499 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
500 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
501 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
502 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
503 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
504
505 Bool useUserMask = ( chanMask_.size() == arr.shape()(3) );
506
507 ArrayAccessor<Bool, Axis<0> > va(mask);
508 std::vector<bool> tmp;
509 tmp = chanMask_; // WHY the fxxx do I have to make a copy here. The
510 // iterator should work on chanMask_??
511 std::vector<bool>::iterator miter;
512 miter = tmp.begin();
513
514 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
515 bool out =!static_cast<bool>(*i);
516 if (useUserMask) {
517 out = out && (*miter);
518 miter++;
519 }
520 (*va) = out;
521 va++;
522 }
523}
524*/
525MaskedArray<Float> SDMemTable::rowAsMaskedArray(uInt whichRow,
526 Bool useSelection) const
527{
528 ROArrayColumn<Float> spec(table_, "SPECTRA");
529 Array<Float> arr;
530 ROArrayColumn<uChar> flag(table_, "FLAGTRA");
531 Array<uChar> farr;
532 spec.get(whichRow, arr);
533 flag.get(whichRow, farr);
534 Array<Bool> barr(farr.shape());convertArray(barr, farr);
535 MaskedArray<Float> marr;
536 if (useSelection) {
537 ArrayAccessor<Float, Axis<0> > aa0(arr);
538 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
539 ArrayAccessor<Float, Axis<1> > aa1(aa0);
540 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
541 ArrayAccessor<Float, Axis<2> > aa2(aa1);
542 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
543
544 ArrayAccessor<Bool, Axis<0> > baa0(barr);
545 baa0.reset(baa0.begin(uInt(beamSel_)));//go to beam
546 ArrayAccessor<Bool, Axis<1> > baa1(baa0);
547 baa1.reset(baa1.begin(uInt(IFSel_)));// go to IF
548 ArrayAccessor<Bool, Axis<2> > baa2(baa1);
549 baa2.reset(baa2.begin(uInt(polSel_)));// go to pol
550
551 Vector<Float> a(arr.shape()(3));
552 Vector<Bool> b(barr.shape()(3));
553 ArrayAccessor<Float, Axis<0> > a0(a);
554 ArrayAccessor<Bool, Axis<0> > b0(b);
555
556 ArrayAccessor<Bool, Axis<3> > j(baa2);
557 for (ArrayAccessor<Float, Axis<3> > i(aa2); i != i.end(); ++i) {
558 (*a0) = (*i);
559 (*b0) = !(*j);
560 j++;
561 a0++;
562 b0++;
563 }
564 marr.setData(a,b);
565 } else {
566 marr.setData(arr,!barr);
567 }
568 return marr;
569}
570
571Float SDMemTable::getTsys(Int whichRow) const {
572 ROArrayColumn<Float> ts(table_, "TSYS");
573 Array<Float> arr;
574 ts.get(whichRow, arr);
575 Float out;
576 IPosition ip(arr.shape());
577 ip(0) = beamSel_;ip(1) = IFSel_;ip(2) = polSel_;ip(3)=0;
578 out = arr(ip);
579 return out;
580}
581
582SpectralCoordinate SDMemTable::getCoordinate(uInt whichIdx) const {
583
584 Table t = table_.keywordSet().asTable("FREQUENCIES");
585 if (whichIdx > t.nrow() ) {
586 cerr << "SDMemTable::getCoordinate - whichIdx out of range" << endl;
587 return SpectralCoordinate();
588 }
589
590 Double rp,rv,inc;
591 String rf;
592 Vector<Double> vec;
593 ROScalarColumn<Double> rpc(t, "REFPIX");
594 ROScalarColumn<Double> rvc(t, "REFVAL");
595 ROScalarColumn<Double> incc(t, "INCREMENT");
596 t.keywordSet().get("RESTFREQS",vec);
597 t.keywordSet().get("BASEREFFRAME",rf);
598
599 MFrequency::Types mft;
600 if (!MFrequency::getType(mft, rf)) {
601 cerr << "Frequency type unknown assuming TOPO" << endl;
602 mft = MFrequency::TOPO;
603 }
604 rpc.get(whichIdx, rp);
605 rvc.get(whichIdx, rv);
606 incc.get(whichIdx, inc);
607 SpectralCoordinate spec(mft,rv,inc,rp);
608 if (vec.nelements() > 0)
609 spec.setRestFrequencies(vec);
610 return spec;
611}
612
613Bool SDMemTable::setCoordinate(const SpectralCoordinate& speccord,
614 uInt whichIdx) {
615 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
616 if (whichIdx > t.nrow() ) {
617 throw(AipsError("SDMemTable::setCoordinate - coord no out of range"));
618 }
619 ScalarColumn<Double> rpc(t, "REFPIX");
620 ScalarColumn<Double> rvc(t, "REFVAL");
621 ScalarColumn<Double> incc(t, "INCREMENT");
622
623 rpc.put(whichIdx, speccord.referencePixel()[0]);
624 rvc.put(whichIdx, speccord.referenceValue()[0]);
625 incc.put(whichIdx, speccord.increment()[0]);
626
627 return True;
628}
629
630Int SDMemTable::nCoordinates() const
631{
632 return table_.keywordSet().asTable("FREQUENCIES").nrow();
633}
634
635void SDMemTable::setRestFreqs(std::vector<double> freqs, const std::string& theunit)
636{
637 Vector<Double> tvec(freqs);
638 Quantum<Vector<Double> > q(tvec, String(theunit));
639 tvec.resize();
640 tvec = q.getValue("Hz");
641 Table t = table_.keywordSet().asTable("FREQUENCIES");
642 t.rwKeywordSet().define("RESTFREQS",tvec);
643}
644
645bool SDMemTable::putSDFreqTable(const SDFrequencyTable& sdft) {
646 TableDesc td("", "1", TableDesc::Scratch);
647 td.addColumn(ScalarColumnDesc<Double>("REFPIX"));
648 td.addColumn(ScalarColumnDesc<Double>("REFVAL"));
649 td.addColumn(ScalarColumnDesc<Double>("INCREMENT"));
650 SetupNewTable aNewTab("freqs", td, Table::New);
651 Table aTable (aNewTab, Table::Memory, sdft.length());
652 ScalarColumn<Double> sc0(aTable, "REFPIX");
653 ScalarColumn<Double> sc1(aTable, "REFVAL");
654 ScalarColumn<Double> sc2(aTable, "INCREMENT");
655 for (uInt i=0; i < sdft.length(); ++i) {
656 sc0.put(i,sdft.referencePixel(i));
657 sc1.put(i,sdft.referenceValue(i));
658 sc2.put(i,sdft.increment(i));
659 }
660 String rf = sdft.refFrame();
661 if (rf.contains("TOPO")) rf = "TOPO";
662
663 aTable.rwKeywordSet().define("BASEREFFRAME", rf);
664 aTable.rwKeywordSet().define("REFFRAME", rf);
665 aTable.rwKeywordSet().define("EQUINOX", sdft.equinox());
666 aTable.rwKeywordSet().define("UNIT", String(""));
667 aTable.rwKeywordSet().define("DOPPLER", String("RADIO"));
668 Vector<Double> rfvec;
669 aTable.rwKeywordSet().define("RESTFREQS", rfvec);
670 table_.rwKeywordSet().defineTable ("FREQUENCIES", aTable);
671 return True;
672}
673
674SDFrequencyTable SDMemTable::getSDFreqTable() const {
675 SDFrequencyTable sdft;
676
677 return sdft;
678}
679
680bool SDMemTable::putSDContainer(const SDContainer& sdc) {
681 ScalarColumn<Double> mjd(table_, "TIME");
682 ScalarColumn<String> srcn(table_, "SRCNAME");
683 ScalarColumn<String> fldn(table_, "FIELDNAME");
684 ArrayColumn<Float> spec(table_, "SPECTRA");
685 ArrayColumn<uChar> flags(table_, "FLAGTRA");
686 ArrayColumn<Float> ts(table_, "TSYS");
687 ScalarColumn<Int> scan(table_, "SCANID");
688 ScalarColumn<Double> integr(table_, "INTERVAL");
689 ArrayColumn<uInt> freqid(table_, "FREQID");
690 ArrayColumn<Double> dir(table_, "DIRECTION");
691 ScalarColumn<Int> rbeam(table_, "REFBEAM");
692 ArrayColumn<Float> tcal(table_, "TCAL");
693 ScalarColumn<String> tcalt(table_, "TCALTIME");
694 ScalarColumn<Float> az(table_, "AZIMUTH");
695 ScalarColumn<Float> el(table_, "ELEVATION");
696 ScalarColumn<Float> para(table_, "PARANGLE");
697
698 uInt rno = table_.nrow();
699 table_.addRow();
700
701 mjd.put(rno, sdc.timestamp);
702 srcn.put(rno, sdc.sourcename);
703 fldn.put(rno, sdc.fieldname);
704 spec.put(rno, sdc.getSpectrum());
705 flags.put(rno, sdc.getFlags());
706 ts.put(rno, sdc.getTsys());
707 scan.put(rno, sdc.scanid);
708 integr.put(rno, sdc.interval);
709 freqid.put(rno, sdc.getFreqMap());
710 dir.put(rno, sdc.getDirection());
711 rbeam.put(rno, sdc.refbeam);
712 tcal.put(rno, sdc.tcal);
713 tcalt.put(rno, sdc.tcaltime);
714 az.put(rno, sdc.azimuth);
715 el.put(rno, sdc.elevation);
716 para.put(rno, sdc.parangle);
717
718 return true;
719}
720
721SDContainer SDMemTable::getSDContainer(uInt whichRow) const {
722 ROScalarColumn<Double> mjd(table_, "TIME");
723 ROScalarColumn<String> srcn(table_, "SRCNAME");
724 ROScalarColumn<String> fldn(table_, "FIELDNAME");
725 ROArrayColumn<Float> spec(table_, "SPECTRA");
726 ROArrayColumn<uChar> flags(table_, "FLAGTRA");
727 ROArrayColumn<Float> ts(table_, "TSYS");
728 ROScalarColumn<Int> scan(table_, "SCANID");
729 ROScalarColumn<Double> integr(table_, "INTERVAL");
730 ROArrayColumn<uInt> freqid(table_, "FREQID");
731 ROArrayColumn<Double> dir(table_, "DIRECTION");
732 ROScalarColumn<Int> rbeam(table_, "REFBEAM");
733 ROArrayColumn<Float> tcal(table_, "TCAL");
734 ROScalarColumn<String> tcalt(table_, "TCALTIME");
735 ROScalarColumn<Float> az(table_, "AZIMUTH");
736 ROScalarColumn<Float> el(table_, "ELEVATION");
737 ROScalarColumn<Float> para(table_, "PARANGLE");
738
739 SDContainer sdc(nBeam(),nIF(),nPol(),nChan());
740 mjd.get(whichRow, sdc.timestamp);
741 srcn.get(whichRow, sdc.sourcename);
742 integr.get(whichRow, sdc.interval);
743 scan.get(whichRow, sdc.scanid);
744 fldn.get(whichRow, sdc.fieldname);
745 rbeam.get(whichRow, sdc.refbeam);
746 az.get(whichRow, sdc.azimuth);
747 el.get(whichRow, sdc.elevation);
748 para.get(whichRow, sdc.parangle);
749 Vector<Float> tc;
750 tcal.get(whichRow, tc);
751 sdc.tcal[0] = tc[0];sdc.tcal[1] = tc[1];
752 tcalt.get(whichRow, sdc.tcaltime);
753 Array<Float> spectrum;
754 Array<Float> tsys;
755 Array<uChar> flagtrum;
756 Vector<uInt> fmap;
757 Array<Double> direction;
758 spec.get(whichRow, spectrum);
759 sdc.putSpectrum(spectrum);
760 flags.get(whichRow, flagtrum);
761 sdc.putFlags(flagtrum);
762 ts.get(whichRow, tsys);
763 sdc.putTsys(tsys);
764 freqid.get(whichRow, fmap);
765 sdc.putFreqMap(fmap);
766 dir.get(whichRow, direction);
767 sdc.putDirection(direction);
768 return sdc;
769}
770
771bool SDMemTable::putSDHeader(const SDHeader& sdh) {
772 table_.lock();
773 table_.rwKeywordSet().define("nIF", sdh.nif);
774 table_.rwKeywordSet().define("nBeam", sdh.nbeam);
775 table_.rwKeywordSet().define("nPol", sdh.npol);
776 table_.rwKeywordSet().define("nChan", sdh.nchan);
777 table_.rwKeywordSet().define("Observer", sdh.observer);
778 table_.rwKeywordSet().define("Project", sdh.project);
779 table_.rwKeywordSet().define("Obstype", sdh.obstype);
780 table_.rwKeywordSet().define("AntennaName", sdh.antennaname);
781 table_.rwKeywordSet().define("AntennaPosition", sdh.antennaposition);
782 table_.rwKeywordSet().define("Equinox", sdh.equinox);
783 table_.rwKeywordSet().define("FreqRefFrame", sdh.freqref);
784 table_.rwKeywordSet().define("FreqRefVal", sdh.reffreq);
785 table_.rwKeywordSet().define("Bandwidth", sdh.bandwidth);
786 table_.rwKeywordSet().define("UTC", sdh.utc);
787 table_.unlock();
788 return true;
789}
790
791SDHeader SDMemTable::getSDHeader() const {
792 SDHeader sdh;
793 table_.keywordSet().get("nBeam",sdh.nbeam);
794 table_.keywordSet().get("nIF",sdh.nif);
795 table_.keywordSet().get("nPol",sdh.npol);
796 table_.keywordSet().get("nChan",sdh.nchan);
797 table_.keywordSet().get("Observer", sdh.observer);
798 table_.keywordSet().get("Project", sdh.project);
799 table_.keywordSet().get("Obstype", sdh.obstype);
800 table_.keywordSet().get("AntennaName", sdh.antennaname);
801 table_.keywordSet().get("AntennaPosition", sdh.antennaposition);
802 table_.keywordSet().get("Equinox", sdh.equinox);
803 table_.keywordSet().get("FreqRefFrame", sdh.freqref);
804 table_.keywordSet().get("FreqRefVal", sdh.reffreq);
805 table_.keywordSet().get("Bandwidth", sdh.bandwidth);
806 table_.keywordSet().get("UTC", sdh.utc);
807 return sdh;
808}
809void SDMemTable::makePersistent(const std::string& filename) {
810 table_.deepCopy(filename,Table::New);
811}
812
813Int SDMemTable::nScan() const {
814 Int n = 0;
815 ROScalarColumn<Int> scans(table_, "SCANID");
816 Int previous = -1;Int current=0;
817 for (uInt i=0; i< scans.nrow();i++) {
818 scans.getScalar(i,current);
819 if (previous != current) {
820 previous = current;
821 n++;
822 }
823 }
824 return n;
825}
826
827String SDMemTable::formatSec(Double x) {
828 Double xcop = x;
829 MVTime mvt(xcop/24./3600.); // make days
830 if (x < 59.95)
831 return String(" ") + mvt.string(MVTime::TIME_CLEAN_NO_HM, 7)+"s";
832 return mvt.string(MVTime::TIME_CLEAN_NO_H, 7)+" ";
833};
834
835std::string SDMemTable::summary() {
836 ROScalarColumn<Int> scans(table_, "SCANID");
837 ROScalarColumn<String> srcs(table_, "SRCNAME");
838 ostringstream oss;
839 oss << endl;
840 oss << "--------------------------------------------------" << endl;
841 oss << " Scan Table Summary" << endl;
842 oss << "--------------------------------------------------" << endl;
843 oss.flags(std::ios_base::left);
844 oss << setw(15) << "Beams:" << setw(4) << nBeam() << endl
845 << setw(15) << "IFs:" << setw(4) << nIF() << endl
846 << setw(15) << "Polarisations:" << setw(4) << nPol() << endl
847 << setw(15) << "Channels:" << setw(4) << nChan() << endl;
848 oss << endl;
849 String tmp;
850 table_.keywordSet().get("Observer", tmp);
851 oss << setw(15) << "Observer:" << tmp << endl;
852 table_.keywordSet().get("Project", tmp);
853 oss << setw(15) << "Project:" << tmp << endl;
854 table_.keywordSet().get("Obstype", tmp);
855 oss << setw(15) << "Obs. Type:" << tmp << endl;
856 table_.keywordSet().get("AntennaName", tmp);
857 oss << setw(15) << "Antenna Name:" << tmp << endl;
858 Table t = table_.rwKeywordSet().asTable("FREQUENCIES");
859 Vector<Double> vec;
860 t.keywordSet().get("RESTFREQS",vec);
861 oss << setw(15) << "Rest Freqs:";
862 if (vec.nelements() > 0) {
863 oss << setprecision(0) << vec << " [Hz]" << endl;
864 } else {
865 oss << "None set" << endl;
866 }
867 oss << setw(15) << "Abcissa:" << getAbcissaString() << endl;
868 oss << setw(15) << "Cursor:" << "Beam[" << getBeam() << "] "
869 << "IF[" << getIF() << "] " << "Pol[" << getPol() << "]" << endl;
870 oss << endl;
871 uInt count = 0;
872 String name;
873 Int previous = -1;Int current=0;
874 Int integ = 0;
875 oss << setw(6) << "Scan"
876 << setw(12) << "Source"
877 << setw(21) << "Time"
878 << setw(11) << "Integration" << endl;
879 oss << "--------------------------------------------------" << endl;
880 for (uInt i=0; i< scans.nrow();i++) {
881 scans.getScalar(i,current);
882 if (previous != current) {
883 srcs.getScalar(i,name);
884 previous = current;
885 String t = formatSec(Double(getInterval(i)));
886 oss << setw(6) << count << setw(12) << name << setw(21) << getTime(i)
887 << setw(2) << setprecision(1)
888 << t << endl;
889 count++;
890 } else {
891 integ++;
892 }
893 }
894 oss << endl;
895 oss << "Table contains " << table_.nrow() << " integration(s)." << endl;
896 oss << "in " << count << " scan(s)." << endl;
897 oss << "--------------------------------------------------";
898 return String(oss);
899}
900
901Int SDMemTable::nBeam() const {
902 Int n;
903 table_.keywordSet().get("nBeam",n);
904 return n;
905}
906Int SDMemTable::nIF() const {
907 Int n;
908 table_.keywordSet().get("nIF",n);
909 return n;
910}
911Int SDMemTable::nPol() const {
912 Int n;
913 table_.keywordSet().get("nPol",n);
914 return n;
915}
916Int SDMemTable::nChan() const {
917 Int n;
918 table_.keywordSet().get("nChan",n);
919 return n;
920}
921/*
922void SDMemTable::maskChannels(const std::vector<Int>& whichChans ) {
923
924 std::vector<int>::iterator it;
925 ArrayAccessor<uChar, Axis<2> > j(flags_);
926 for (it = whichChans.begin(); it != whichChans.end(); it++) {
927 j.reset(j.begin(uInt(*it)));
928 for (ArrayAccessor<uChar, Axis<0> > i(j); i != i.end(); ++i) {
929 for (ArrayAccessor<uChar, Axis<1> > ii(i); ii != ii.end(); ++ii) {
930 for (ArrayAccessor<uChar, Axis<3> > iii(ii);
931 iii != iii.end(); ++iii) {
932 (*iii) =
933 }
934 }
935 }
936 }
937
938}
939*/
940void SDMemTable::flag(int whichRow) {
941 ArrayColumn<uChar> spec(table_, "FLAGTRA");
942 Array<uChar> arr;
943 spec.get(whichRow, arr);
944
945 ArrayAccessor<uChar, Axis<0> > aa0(arr);
946 aa0.reset(aa0.begin(uInt(beamSel_)));//go to beam
947 ArrayAccessor<uChar, Axis<1> > aa1(aa0);
948 aa1.reset(aa1.begin(uInt(IFSel_)));// go to IF
949 ArrayAccessor<uChar, Axis<2> > aa2(aa1);
950 aa2.reset(aa2.begin(uInt(polSel_)));// go to pol
951
952 for (ArrayAccessor<uChar, Axis<3> > i(aa2); i != i.end(); ++i) {
953 (*i) = uChar(True);
954 }
955
956 spec.put(whichRow, arr);
957}
Note: See TracBrowser for help on using the repository browser.