source: trunk/external-alma/asdm2ASAP/ASDMReader.cc@ 2752

Last change on this file since 2752 was 2705, checked in by Takeshi Nakazato, 12 years ago

New Development: No

JIRA Issue: Yes CSV-2216

Ready for Test: Yes

Interface Changes: No

What Interface Changed: Please list interface changes

Test Programs: run importasdm with singledish=True

Put in Release Notes: No

Module(s): Module Names change impacts.

Description: Describe your changes here...

Bug fix on ASDMReader::setMainRow. Handling the case when
asdm::MainTable.getByContext() returns null pointer.
File size: 65.3 KB
Line 
1#include <iostream>
2#include <sstream>
3#include "limits.h"
4//#include "float.h"
5
6#include <measures/Measures/MEpoch.h>
7#include <measures/Measures/MPosition.h>
8#include <measures/Measures/MDirection.h>
9#include <measures/Measures/MCDirection.h>
10#include <measures/Measures/MeasFrame.h>
11#include <measures/Measures/MeasConvert.h>
12#include <casa/Logging/LogMessage.h>
13#include <casa/BasicSL/Constants.h>
14
15#include "ASDMReader.h"
16#include <atnf/PKSIO/SrcType.h>
17
18using namespace std ;
19//using namespace casa ;
20using namespace asdm ;
21using namespace sdmbin ;
22
23// sec to day
24double s2d = 1.0 / 86400.0 ;
25
26ASDMReader::ASDMReader()
27 : asdm_(0),
28 sdmBin_(0),
29 vmsData_(0),
30 antennaId_( -1 ),
31 antennaName_( "" ),
32 stationName_( "" ),
33 row_(-1),
34 apc_(AP_CORRECTED),
35 className_("ASDMReader"),
36 dataIndex_( UINT_MAX ),
37 //antennaRow_p( 0 ),
38 //stationRow_p( 0 ),
39 specWinRow_p( 0 ),
40 polarizationRow_p( 0 ),
41 fieldRow_p( 0 )
42{
43 configDescIdList_.resize(0) ;
44 feedIdList_.resize(0) ;
45 fieldIdList_.resize(0) ;
46 mainRow_.resize(0) ;
47 ifno_.clear() ;
48 corrMode_.reset() ;
49 timeSampling_.reset() ;
50}
51
52ASDMReader::~ASDMReader()
53{
54 close() ;
55 logsink_ = 0 ;
56}
57
58bool ASDMReader::open( const string &filename, const casa::Record &rec )
59{
60 casa::String funcName = "open" ;
61
62 // return value
63 bool status = true ;
64
65 // set default
66 timeSampling_.reset() ;
67 corrMode_.reset() ;
68 resolutionType_.reset() ;
69 apc_ = AP_CORRECTED ;
70
71 // parsing ASDM options
72 if ( rec.isDefined( "asdm" ) ) {
73 casa::Record asdmrec = rec.asRecord( "asdm" ) ;
74
75 // antenna
76 if ( asdmrec.isDefined( "antenna" ) ) {
77 if ( asdmrec.type( asdmrec.fieldNumber( "antenna" ) ) == casa::TpInt ) {
78 antennaId_ = asdmrec.asInt( "antenna" ) ;
79 }
80 else {
81 antennaName_ = asdmrec.asString( "antenna" ) ;
82 }
83 }
84 else {
85 antennaId_ = 0 ;
86 }
87
88 // ATM phase correction
89 if ( asdmrec.isDefined( "apc" ) ) {
90 if ( asdmrec.asBool( "apc" ) )
91 apc_ = AP_CORRECTED ;
92 else
93 apc_ = AP_UNCORRECTED ;
94 }
95
96 // time sampling
97 String timeSampling = "all" ; // take all time sampling by default
98 if ( asdmrec.isDefined( "sampling" ) ) {
99 timeSampling = asdmrec.asString( "sampling" ) ;
100 }
101 if ( timeSampling == "all" ) {
102 timeSampling_.set( INTEGRATION ) ;
103 timeSampling_.set( SUBINTEGRATION ) ;
104 }
105 else if ( timeSampling == "integration" ) {
106 timeSampling_.set( INTEGRATION ) ;
107 }
108 else if ( timeSampling == "subintegration" ) {
109 timeSampling_.set( SUBINTEGRATION ) ;
110 }
111 else {
112 //throw AipsError( "Unrecognized option for sampling" ) ;
113 logsink_->postLocally( LogMessage( "Unrecognized option for time sampling: "+String::toString(timeSampling), LogOrigin(className_,funcName,WHERE), LogMessage::WARN ) ) ;
114 status = false ;
115 }
116
117 // spectral resolution type
118 string resolutionType = "all" ;
119 if ( asdmrec.isDefined( "srt" ) ) {
120 resolutionType = string( asdmrec.asString( "srt" ) ) ;
121 }
122 string resolutionTypes[3] ;
123 Int numType = split( resolutionType, resolutionTypes, 3, "," ) ;
124 for ( Int it = 0 ; it < numType ; it++ ) {
125 if ( resolutionTypes[it] == "all" ) {
126 resolutionType_.reset() ;
127 resolutionType_.set( FULL_RESOLUTION ) ;
128 resolutionType_.set( BASEBAND_WIDE ) ;
129 resolutionType_.set( CHANNEL_AVERAGE ) ;
130 break ;
131 }
132 else if ( resolutionTypes[it] == "fr" ) {
133 resolutionType_.set( FULL_RESOLUTION ) ;
134 }
135 else if ( resolutionTypes[it] == "bw" ) {
136 resolutionType_.set( BASEBAND_WIDE ) ;
137 }
138 else if ( resolutionTypes[it] == "ca" ) {
139 resolutionType_.set( CHANNEL_AVERAGE ) ;
140 }
141 }
142 if ( resolutionType_.size() == 0 ) {
143 logsink_->postLocally( LogMessage( "Unrecognized option for spectral resolution type: "+String::toString(resolutionType), LogOrigin(className_,funcName,WHERE), LogMessage::WARN ) ) ;
144 status = false ;
145 }
146
147 // input correlation mode
148 string corrMode = "ao,ca" ;
149 if ( asdmrec.isDefined( "corr" ) ) {
150 corrMode = string( asdmrec.asString( "corr" ) ) ;
151 //logsink_->postLocally( LogMessage("corrMode = "+String(corrMode),LogOrigin(className_,funcName,WHERE)) ) ;
152 }
153 string corrModes[3] ;
154 Int numCorr = split( corrMode, corrModes, 3, "," ) ;
155 for ( Int ic = 0 ; ic < numCorr ; ic++ ) {
156 if ( corrModes[ic] == "ao" ) {
157 corrMode_.set( AUTO_ONLY ) ;
158 }
159 else if ( corrModes[ic] == "ca" ) {
160 corrMode_.set( CROSS_AND_AUTO ) ;
161 }
162 }
163 if ( corrMode_.size() == 0 ) {
164 logsink_->postLocally( LogMessage( "Invalid option for correlation mode: "+String::toString(corrMode), LogOrigin(className_,funcName,WHERE), LogMessage::WARN ) ) ;
165 status = false ;
166 }
167
168// logsink_->postLocally( LogMessage( "### asdmrec summary ###", LogOrigin(className_,funcName,WHERE) ) ) ;
169// ostringstream oss ;
170// asdmrec.print( oss ) ;
171// logsink_->postLocally( LogMessage( oss.str(), LogOrigin(className_,funcName,WHERE) ) ) ;
172// logsink_->postLocally( LogMessage( "#######################", LogOrigin(className_,funcName,WHERE) ) ) ;
173 }
174
175 // create ASDM object
176 asdm_ = new ASDM() ;
177 asdm_->setFromFile( filename ) ;
178
179 AntennaTable &atab = asdm_->getAntenna() ;
180 AntennaRow *antennaRow ;
181 if ( antennaId_ == -1 ) {
182 vector<AntennaRow *> rows = atab.get() ;
183 int idx = -1 ;
184 for ( casa::uInt irow = 0 ; irow < rows.size() ; irow++ ) {
185 if ( casa::String(rows[irow]->getName()) == antennaName_ ) {
186 idx = rows[irow]->getAntennaId().getTagValue() ;
187 break ;
188 }
189 }
190 if ( idx == -1 ) {
191 close() ;
192 throw (casa::AipsError( antennaName_ + " not found." )) ;
193 }
194 else {
195 antennaId_ = idx ;
196 }
197 antennaTag_ = Tag( antennaId_, TagType::Antenna ) ;
198 antennaRow = rows[antennaId_] ;
199 }
200 else {
201 antennaTag_ = Tag( antennaId_, TagType::Antenna ) ;
202 antennaRow = atab.getRowByKey( antennaTag_ ) ;
203 if ( antennaRow == 0 ) {
204 close() ;
205 throw (casa::AipsError( "AntennaId " + casa::String::toString(antennaId_) + " is invalid." ) ) ;
206 }
207 }
208
209
210 // set antenna name
211 if ( antennaName_.size() == 0 ) {
212 antennaName_ = casa::String( antennaRow->getName() ) ;
213 }
214
215 // get Station row
216 StationRow *stationRow = antennaRow->getStationUsingStationId() ;
217
218 // station name
219 stationName_ = casa::String( stationRow->getName() ) ;
220
221 // antenna position
222 antennaPosition_.resize( 3 ) ;
223 vector<Length> antpos = stationRow->getPosition() ;
224 for ( casa::uInt i = 0 ; i < 3 ; i++ )
225 antennaPosition_[i] = Quantity( casa::Double( antpos[i].get() ), Unit( "m" ) ) ;
226
227 // create SDMBinData object
228 sdmBin_ = new SDMBinData( asdm_, filename ) ;
229
230 // get Main rows
231 //mainRow_ = casa::Vector<MainRow *>(asdm_->getMain().get()) ;
232
233 // set up IFNO
234 setupIFNO() ;
235
236 // process Station table
237 processStation() ;
238
239 //logsink_->postLocally( LogMessage( "antennaId_ = "+String::toString(antennaId_), LogOrigin(className_,funcName,WHERE) ) ) ;
240 //logsink_->postLocally( LogMessage( "antennaName_ = "+antennaName_, LogOrigin(className_,funcName,WHERE) ) ) ;
241
242 return true ;
243}
244
245// void ASDMReader::fill()
246// {
247// }
248
249void ASDMReader::close()
250{
251 clearMainRow() ;
252
253 if ( sdmBin_ )
254 delete sdmBin_ ;
255 sdmBin_ = 0 ;
256
257 if ( asdm_ )
258 delete asdm_ ;
259 asdm_ = 0 ;
260
261 return ;
262}
263
264void ASDMReader::fillHeader( casa::Int &nchan,
265 casa::Int &npol,
266 casa::Int &nif,
267 casa::Int &nbeam,
268 casa::String &observer,
269 casa::String &project,
270 casa::String &obstype,
271 casa::String &antennaname,
272 casa::Vector<casa::Double> &antennaposition,
273 casa::Float &equinox,
274 casa::String &freqref,
275 casa::Double &reffreq,
276 casa::Double &bandwidth,
277 casa::Double &utc,
278 casa::String &fluxunit,
279 casa::String &epoch,
280 casa::String &poltype )
281{
282 casa::String funcName = "fillHeader" ;
283
284 ExecBlockTable &ebtab = asdm_->getExecBlock() ;
285 // at the moment take first row of ExecBlock table
286 ExecBlockRow *ebrow = ebtab.get()[0] ;
287 casa::String telescopeName( ebrow->getTelescopeName() ) ;
288 //casa::String stationName( stationRow_p->getName() ) ;
289
290 // antennaname
291 // <telescopeName>//<antennaName>@stationName
292 antennaname = telescopeName + "//" + antennaName_ + "@" + stationName_ ;
293 //logsink_->postLocally( LogMessage("antennaName = "+antennaname,LogOrigin(className_,funcName,WHERE)) ) ;
294
295 // antennaposition
296 antennaposition.resize( 3 ) ;
297 for ( casa::uInt i = 0 ; i < 3 ; i++ )
298 antennaposition[i] = antennaPosition_[i].getValue( Unit("m") ) ;
299
300 // observer
301 observer = ebrow->getObserverName() ;
302
303 // project
304 // T.B.D. (project UID?)
305 project = "T.B.D. (" + ebrow->getProjectUID().toString() + ")" ;
306
307 // utc
308 // start time of the project
309 utc = casa::Double( ebrow->getStartTime().getMJD() ) ;
310
311
312 SpectralWindowTable &spwtab = asdm_->getSpectralWindow() ;
313 vector<SpectralWindowRow *> spwrows = spwtab.get() ;
314 int nspwrow = spwrows.size() ;
315
316 // nif
317 //nif = spwrows.size() ;
318 nif = getNumIFs() ;
319
320 // nchan
321 int refidx = -1 ;
322 vector<int> nchans ;
323 for ( int irow = 0 ; irow < nspwrow ; irow++ ) {
324 nchans.push_back( spwrows[irow]->getNumChan() ) ;
325 if ( refidx == -1 && nchans[irow] != 1 && nchans[irow] != 4 )
326 refidx = irow ;
327 }
328 nchan = casa::Int( *max_element( nchans.begin(), nchans.end() ) ) ;
329
330 //logsink_->postLocally( LogMessage("refidx = "+String::toString(refidx),LogOrigin(className_,funcName,WHERE)) ) ;
331
332 // bandwidth
333 vector<double> bws ;
334 for ( int irow = 0 ; irow < nspwrow ; irow++ ) {
335 if ( nchans[irow] != 4 ) { // exclude WVR data
336 bws.push_back( spwrows[irow]->getTotBandwidth().get() ) ;
337 }
338 }
339 bandwidth = casa::Double( *max_element( bws.begin(), bws.end() ) ) ;
340
341 // reffreq
342 reffreq = casa::Double( spwrows[refidx]->getRefFreq().get() ) ;
343
344 // freqref
345 if ( spwrows[refidx]->isMeasFreqRefExists() ) {
346 string mfr = CFrequencyReferenceCode::name( spwrows[refidx]->getMeasFreqRef() ) ;
347// if (mfr == "TOPO") {
348// freqref = "TOPOCENT";
349// } else if (mfr == "GEO") {
350// freqref = "GEOCENTR";
351// } else if (mfr == "BARY") {
352// freqref = "BARYCENT";
353// } else if (mfr == "GALACTO") {
354// freqref = "GALACTOC";
355// } else if (mfr == "LGROUP") {
356// freqref = "LOCALGRP";
357// } else if (mfr == "CMB") {
358// freqref = "CMBDIPOL";
359// } else if (mfr == "REST") {
360// freqref = "SOURCE";
361// }
362 freqref = String( mfr ) ;
363 }
364 else {
365 // frequency reference is TOPOCENT by default
366 //freqref = "TOPOCENT" ;
367 freqref = "TOPO" ;
368 }
369
370
371 PolarizationTable &ptab = asdm_->getPolarization() ;
372 vector<PolarizationRow *> prows = ptab.get() ;
373 vector<int> npols ;
374 refidx = -1 ;
375 for ( unsigned int irow = 0 ; irow < prows.size() ; irow++ ) {
376 npols.push_back( prows[irow]->getNumCorr() ) ;
377 if ( refidx == -1 && npols[irow] != 1 )
378 refidx = irow ;
379 }
380 if ( refidx == -1 )
381 refidx = 0 ;
382
383 // npol
384 npol = casa::Int( *max_element( npols.begin(), npols.end() ) ) ;
385
386 // poltype
387 vector<StokesParameter> corrType = prows[refidx]->getCorrType() ;
388 if ( corrType[0] == I ||
389 corrType[0] == Q ||
390 corrType[0] == U ||
391 corrType[0] == V )
392 poltype = "stokes" ;
393 else if ( corrType[0] == RR ||
394 corrType[0] == RL ||
395 corrType[0] == LR ||
396 corrType[0] == LL )
397 poltype = "circular" ;
398 else if ( corrType[0] == XX ||
399 corrType[0] == XY ||
400 corrType[0] == YX ||
401 corrType[0] == YY )
402 poltype = "linear" ;
403 else if ( corrType[0] == PLINEAR ||
404 corrType[0] == PANGLE ) {
405 poltype = "linpol" ;
406 }
407 else {
408 poltype = "notype" ;
409 }
410
411
412 FeedTable &ftab = asdm_->getFeed() ;
413 vector<FeedRow *> frows = ftab.get() ;
414 vector<int> nbeams ;
415 for ( unsigned int irow = 0 ; irow < frows.size() ; irow++ ) {
416 if ( frows[irow]->isFeedNumExists() )
417 nbeams.push_back( frows[irow]->getFeedNum() ) ;
418 else
419 nbeams.push_back( 1 ) ;
420 }
421
422 // nbeam
423 nbeam = casa::Int( *max_element( nbeams.begin(), nbeams.end() ) ) ;
424
425 // fluxunit
426 // tentatively set 'K'? or empty?
427 fluxunit = "K" ;
428
429 // equinox
430 // tentatively set 2000.0
431 equinox = 2000.0 ;
432
433 // epoch
434 // tentatively set "UTC"
435 epoch = "UTC" ;
436
437 // obstype
438 // at the moment take observingMode attribute in SBSummary table
439 SBSummaryRow *sbrow = ebrow->getSBSummaryUsingSBSummaryId() ;
440 vector<string> obsmode = sbrow->getObservingMode() ;
441 obstype = "" ;
442 for ( unsigned int imode = 0 ; imode < obsmode.size() ; imode++ ) {
443 obstype += casa::String(obsmode[imode]) ;
444 if ( imode != obsmode.size()-1 )
445 obstype += "#" ;
446 }
447}
448
449void ASDMReader::selectConfigDescription()
450{
451 casa::String funcName = "selectConfigDescription" ;
452
453 vector<ConfigDescriptionRow *> cdrows = asdm_->getConfigDescription().get() ;
454 vector<Tag> cdidTags ;
455 for ( unsigned int irow = 0 ; irow < cdrows.size() ; irow++ ) {
456 //logsink_->postLocally( LogMessage("correlationMode["+String::toString(irow)+"] = "+String::toString(cdrows[irow]->getCorrelationMode()),LogOrigin(className_,funcName,WHERE)) ) ;
457 if ( cdrows[irow]->getCorrelationMode() != CROSS_ONLY ) {
458 cdidTags.push_back( cdrows[irow]->getConfigDescriptionId() ) ;
459 }
460 }
461
462 configDescIdList_.resize( cdidTags.size() ) ;
463 for ( unsigned int i = 0 ; i < cdidTags.size() ; i++ ) {
464 configDescIdList_[i] = casa::uInt( cdidTags[i].getTagValue() ) ;
465 }
466}
467
468void ASDMReader::selectFeed()
469{
470 feedIdList_.resize(0) ;
471 vector<FeedRow *> frows = asdm_->getFeed().get() ;
472 Tag atag( antennaId_, TagType::Antenna ) ;
473 for ( unsigned int irow = 0 ; irow < frows.size() ; irow++ ) {
474 casa::uInt feedId = (casa::uInt)(frows[irow]->getFeedId() ) ;
475 if ( casa::anyEQ( feedIdList_, feedId ) )
476 continue ;
477 if ( frows[irow]->getAntennaId() == atag ) {
478 unsigned int oldsize = feedIdList_.size() ;
479 feedIdList_.resize( oldsize+1, true ) ;
480 feedIdList_[oldsize] = feedId ;
481 }
482 }
483}
484
485casa::Vector<casa::uInt> ASDMReader::getFieldIdList()
486{
487 casa::String funcName = "getFieldIdList" ;
488
489 vector<FieldRow *> frows = asdm_->getField().get() ;
490 fieldIdList_.resize( frows.size() ) ;
491 for ( unsigned int irow = 0 ; irow < frows.size() ; irow++ ) {
492 //logsink_->postLocally( LogMessage("fieldId["+String::toString(irow)+"]="+String(frows[irow]->getFieldId().toString()),LogOrigin(className_,funcName,WHERE)) ) ;
493 fieldIdList_[irow] = frows[irow]->getFieldId().getTagValue() ;
494 }
495
496 return fieldIdList_ ;
497}
498
499casa::uInt ASDMReader::getNumMainRow()
500{
501 casa::uInt nrow = casa::uInt( mainRow_.size() ) ;
502
503 return nrow ;
504}
505
506void ASDMReader::select()
507{
508 // selection by input CorrelationMode
509 EnumSet<CorrelationMode> esCorrs ;
510 sdmBin_->select( corrMode_ ) ;
511
512 // selection by TimeSampling
513 sdmBin_->select( timeSampling_ ) ;
514
515 // selection by SpectralResolutionType
516 sdmBin_->select( resolutionType_ ) ;
517
518 // selection by AtmPhaseCorrection and output CorrelationMode
519 EnumSet<AtmPhaseCorrection> esApcs ;
520 esApcs.set( apc_ ) ;
521 // always take only autocorrelation data
522 Enum<CorrelationMode> esCorr = AUTO_ONLY ;
523 sdmBin_->selectDataSubset( esCorr, esApcs ) ;
524
525 // select valid configDescriptionId
526 selectConfigDescription() ;
527
528 // select valid feedId
529 selectFeed() ;
530}
531
532casa::Bool ASDMReader::setMainRow( casa::uInt irow )
533{
534 casa::Bool status = true ;
535 row_ = irow ;
536 execBlockTag_ = mainRow_[row_]->getExecBlockId() ;
537
538 unsigned int cdid = mainRow_[row_]->getConfigDescriptionId().getTagValue() ;
539 if ( (int)count(configDescIdList_.begin(),configDescIdList_.end(),cdid) == 0 )
540 status = false ;
541 else {
542 status = (casa::Bool)(sdmBin_->acceptMainRow( mainRow_[row_] )) ;
543 }
544 return status ;
545}
546
547casa::Bool ASDMReader::setMainRow( casa::uInt configDescId, casa::uInt fieldId )
548{
549 clearMainRow() ;
550
551 Tag configDescTag( (unsigned int)configDescId, TagType::ConfigDescription ) ;
552 Tag fieldTag( (unsigned int)fieldId, TagType::Field ) ;
553 vector<MainRow *> *rows = asdm_->getMain().getByContext( configDescTag, fieldTag );
554 if (rows == 0)
555 return false;
556 mainRow_ = casa::Vector<MainRow *>( *rows ) ;
557
558 return true ;
559}
560
561void ASDMReader::clearMainRow()
562{
563 mainRow_.resize(0) ;
564}
565
566void ASDMReader::setupIFNO()
567{
568 casa::String funcName = "setupIFNO" ;
569
570 vector<SpectralWindowRow *> spwrows = asdm_->getSpectralWindow().get() ;
571 unsigned int nrow = spwrows.size() ;
572 ifno_.clear() ;
573 casa::uInt idx = 0 ;
574 casa::uInt wvridx = 0 ;
575 for ( unsigned int irow = 0 ; irow < nrow ; irow++ ) {
576 casa::uInt index ;
577 if ( isWVR( spwrows[irow] ) ) {
578 //logsink_->postLocally( LogMessage(spwrows[irow]->getSpectralWindowId().toString()+" is WVR",LogOrigin(className_,funcName,WHERE)) ) ;
579 index = wvridx ;
580 }
581 else {
582 index = ++idx ;
583 }
584 ifno_.insert( pair<Tag,casa::uInt>(spwrows[irow]->getSpectralWindowId(),index) ) ;
585 //logsink_->postLocally( LogMessage(spwrows[irow]->getSpectralWindowId().toString()+": IFNO="+String::toString(index),LogOrigin(className_,funcName,WHERE)) ) ;
586 }
587}
588
589bool ASDMReader::isWVR( SpectralWindowRow *row )
590{
591 BasebandName bbname = row->getBasebandName() ;
592 int nchan = row->getNumChan() ;
593 if ( bbname == NOBB && nchan == 4 )
594 return true ;
595 else
596 return false ;
597}
598
599casa::Bool ASDMReader::setData()
600{
601 casa::String funcName = "setData" ;
602
603 //logsink_->postLocally( LogMessage("try to retrieve binary data",LogOrigin(className_,funcName,WHERE)) ) ;
604
605// EnumSet<AtmPhaseCorrection> esApcs ;
606// esApcs.set( apc_ ) ;
607// // always take only autocorrelation data
608// Enum<CorrelationMode> esCorr = AUTO_ONLY ;
609// vmsData_ = sdmBin_->getDataCols( esCorr, esApcs ) ;
610
611 // 2011/07/06 TN
612 // Workaround to avoid unwanted message from SDMBinData::getDataCols()
613 ostringstream oss ;
614 streambuf *buforg = cout.rdbuf(oss.rdbuf()) ;
615 vmsData_ = sdmBin_->getDataCols() ;
616 cout.rdbuf(buforg) ;
617
618// logsink_->postLocally( LogMessage("oss.str() = "+oss.str(),LogOrigin(className_,funcName,WHERE)) ) ;
619// cout << "This is test: oss.str()=" << oss.str() << endl ;
620
621
622 //logsink_->postLocally( LogMessage("processorId = "+String::toString(vmsData_->processorId),LogOrigin(className_,funcName,WHERE)) ) ;
623 //logsink_->postLocally( LogMessage("v_time.size() = "+String::toString(vmsData_->v_time.size()),LogOrigin(className_,funcName,WHERE)) ) ;
624 //logsink_->postLocally( LogMessage(" v_time[0] = "+String::toString(vmsData_->v_time[0]),LogOrigin(className_,funcName,WHERE)) ) ;
625 //logsink_->postLocally( LogMessage("v_interval.size() = "+String::toString(vmsData_->v_interval.size()),LogOrigin(className_,funcName,WHERE)) ) ;
626 //logsink_->postLocally( LogMessage(" v_interval[0] = "+String::toString(vmsData_->v_interval[0]),LogOrigin(className_,funcName,WHERE)) ) ;
627 //logsink_->postLocally( LogMessage("v_atmPhaseCorrection.size() = "+String::toString(vmsData_->v_atmPhaseCorrection.size()),LogOrigin(className_,funcName,WHERE)) ) ;
628 //logsink_->postLocally( LogMessage("binNum = "+String::toString(vmsData_->binNum),LogOrigin(className_,funcName,WHERE)) ) ;
629 //logsink_->postLocally( LogMessage("v_projectPath.size() = "+String::toString(vmsData_->v_projectPath.size()),LogOrigin(className_,funcName,WHERE)) ) ;
630 //logsink_->postLocally( LogMessage("v_antennaId1.size() = "+String::toString(vmsData_->v_antennaId1.size()),LogOrigin(className_,funcName,WHERE)) ) ;
631 //logsink_->postLocally( LogMessage("v_antennaId2.size() = "+String::toString(vmsData_->v_antennaId2.size()),LogOrigin(className_,funcName,WHERE)) ) ;
632 //logsink_->postLocally( LogMessage("v_feedId1.size() = "+String::toString(vmsData_->v_feedId1.size()),LogOrigin(className_,funcName,WHERE)) ) ;
633 //logsink_->postLocally( LogMessage("v_feedId2.size() = "+String::toString(vmsData_->v_feedId2.size()),LogOrigin(className_,funcName,WHERE)) ) ;
634 //logsink_->postLocally( LogMessage("v_dataDescId.size() = "+String::toString(vmsData_->v_dataDescId.size()),LogOrigin(className_,funcName,WHERE)) ) ;
635 //logsink_->postLocally( LogMessage("v_timeCentroid.size() = "+String::toString(vmsData_->v_timeCentroid.size()),LogOrigin(className_,funcName,WHERE)) ) ;
636 //logsink_->postLocally( LogMessage("v_exposure.size() = "+String::toString(vmsData_->v_exposure.size()),LogOrigin(className_,funcName,WHERE)) ) ;
637 //logsink_->postLocally( LogMessage("v_numData.size() = "+String::toString(vmsData_->v_numData.size()),LogOrigin(className_,funcName,WHERE)) ) ;
638 //logsink_->postLocally( LogMessage("vv_dataShape.size() = "+String::toString(vmsData_->vv_dataShape.size()),LogOrigin(className_,funcName,WHERE)) ) ;
639 //logsink_->postLocally( LogMessage("v_m_data.size() = "+String::toString(vmsData_->v_m_data.size()),LogOrigin(className_,funcName,WHERE)) ) ;
640 //logsink_->postLocally( LogMessage("v_phaseDir.size() = "+String::toString(vmsData_->v_phaseDir.size()),LogOrigin(className_,funcName,WHERE)) ) ;
641 //logsink_->postLocally( LogMessage("v_stateId.size() = "+String::toString(vmsData_->v_stateId.size()),LogOrigin(className_,funcName,WHERE)) ) ;
642 //logsink_->postLocally( LogMessage("v_msState.size() = "+String::toString(vmsData_->v_msState.size()),LogOrigin(className_,funcName,WHERE)) ) ;
643 //logsink_->postLocally( LogMessage("v_flag.size() = "+String::toString(vmsData_->v_flag.size()),LogOrigin(className_,funcName,WHERE)) ) ;
644
645 dataIdList_.clear() ;
646 unsigned int numTotalData = vmsData_->v_m_data.size() ;
647 for ( unsigned int idata = 0 ; idata < numTotalData ; idata++ ) {
648 if ( vmsData_->v_antennaId1[idata] == (int)antennaId_
649 && vmsData_->v_antennaId2[idata] == (int)antennaId_ )
650 dataIdList_.push_back( idata ) ;
651 }
652 numData_ = dataIdList_.size() ;
653 //logsink_->postLocally( LogMessage("numData_ = "+String::toString(numData_),LogOrigin(className_,funcName,WHERE)) ) ;
654 //logsink_->postLocally( LogMessage("dataSize = "+String::toString(mainRow_[row_]->getDataSize()),LogOrigin(className_,funcName,WHERE)) ) ;
655
656 return true ;
657}
658
659void ASDMReader::prepareData( unsigned int idx )
660{
661 unsigned int i = dataIdList_[idx] ;
662 if ( i != dataIndex_ ) {
663 dataIndex_ = dataIdList_[idx] ;
664 Tag dataDescTag( vmsData_->v_dataDescId[dataIndex_], TagType::DataDescription ) ;
665 DataDescriptionRow *dataDescRow = asdm_->getDataDescription().getRowByKey( dataDescTag ) ;
666 specWinTag_ = dataDescRow->getSpectralWindowId() ;
667 specWinRow_p = dataDescRow->getSpectralWindowUsingSpectralWindowId() ;
668 polarizationRow_p = dataDescRow->getPolarizationUsingPolOrHoloId() ;
669 Tag fieldTag( vmsData_->v_fieldId[dataIndex_], TagType::Field ) ;
670 fieldRow_p = asdm_->getField().getRowByKey( fieldTag ) ;
671 double startSec = vmsData_->v_time[dataIndex_] - 0.5 * vmsData_->v_interval[dataIndex_] ;
672 timeInterval_ = ArrayTimeInterval( startSec*s2d, vmsData_->v_interval[dataIndex_]*s2d ) ;
673 }
674}
675
676casa::uInt ASDMReader::getIFNo( unsigned int idx )
677{
678 prepareData( idx ) ;
679 return getIFNo() ;
680}
681
682casa::uInt ASDMReader::getIFNo()
683{
684 map<Tag,casa::uInt>::iterator iter = ifno_.find( specWinTag_ ) ;
685 if ( iter != ifno_.end() )
686 return iter->second ;
687 else {
688 return 0 ;
689 }
690}
691
692int ASDMReader::getNumPol( unsigned int idx )
693{
694 prepareData( idx ) ;
695 return getNumPol() ;
696}
697
698int ASDMReader::getNumPol()
699{
700 return polarizationRow_p->getNumCorr() ;
701}
702
703void ASDMReader::getFrequency( unsigned int idx,
704 double &refpix,
705 double &refval,
706 double &incr,
707 string &freqref )
708{
709 prepareData( idx ) ;
710 getFrequency( refpix, refval, incr, freqref ) ;
711}
712
713void ASDMReader::getFrequency( double &refpix,
714 double &refval,
715 double &incr,
716 string &freqref )
717{
718 casa::String funcName = "getFrequency" ;
719
720 int nchan = specWinRow_p->getNumChan() ;
721 freqref = "TOPO" ;
722 if ( specWinRow_p->isMeasFreqRefExists() )
723 freqref = CFrequencyReferenceCode::toString( specWinRow_p->getMeasFreqRef() ) ;
724 if ( nchan == 1 ) {
725 //logsink_->postLocally( LogMessage("channel averaged data",LogOrigin(className_,funcName,WHERE)) ) ;
726 refpix = 0.0 ;
727 incr = specWinRow_p->getTotBandwidth().get() ;
728 if ( specWinRow_p->isChanFreqStartExists() ) {
729 refval = specWinRow_p->getChanFreqStart().get() ;
730 }
731 else if ( specWinRow_p->isChanFreqArrayExists() ) {
732 refval = specWinRow_p->getChanFreqArray()[0].get() ;
733 }
734 else {
735 throw (casa::AipsError( "Either chanFreqArray or chanFreqStart must exist." )) ;
736 }
737 }
738 else if ( nchan % 2 ) {
739 // odd
740 //logsink_->postLocally( LogMessage("odd case",LogOrigin(className_,funcName,WHERE)) ) ;
741 refpix = 0.5 * ( (double)nchan - 1.0 ) ;
742 int ic = ( nchan - 1 ) / 2 ;
743 if ( specWinRow_p->isChanWidthExists() ) {
744 incr = specWinRow_p->getChanWidth().get() ;
745 }
746 else if ( specWinRow_p->isChanWidthArrayExists() ) {
747 incr = specWinRow_p->getChanWidthArray()[0].get() ;
748 }
749 else {
750 throw (casa::AipsError( "Either chanWidthArray or chanWidth must exist." )) ;
751 }
752 if ( specWinRow_p->isChanFreqStepExists() ) {
753 if ( specWinRow_p->getChanFreqStep().get() < 0.0 )
754 incr *= -1.0 ;
755 }
756 else if ( specWinRow_p->isChanFreqArrayExists() ) {
757 vector<Frequency> chanFreqArr = specWinRow_p->getChanFreqArray() ;
758 if ( chanFreqArr[0].get() > chanFreqArr[1].get() )
759 incr *= -1.0 ;
760 }
761 else {
762 throw (casa::AipsError( "Either chanFreqArray or chanFreqStep must exist." )) ;
763 }
764 if ( specWinRow_p->isChanFreqStartExists() ) {
765 refval = specWinRow_p->getChanFreqStart().get() + refpix * incr ;
766 }
767 else if ( specWinRow_p->isChanFreqArrayExists() ) {
768 refval = specWinRow_p->getChanFreqArray()[ic].get() ;
769 }
770 else {
771 throw (casa::AipsError( "Either chanFreqArray or chanFreqStart must exist." )) ;
772 }
773 }
774 else {
775 // even
776 //logsink_->postLocally( LogMessage("even case",LogOrigin(className_,funcName,WHERE)) ) ;
777 refpix = 0.5 * ( (double)nchan - 1.0 ) ;
778 int ic = nchan / 2 ;
779 if ( specWinRow_p->isChanWidthExists() ) {
780 incr = specWinRow_p->getChanWidth().get() ;
781 }
782 else if ( specWinRow_p->isChanWidthArrayExists() ) {
783 incr = specWinRow_p->getChanWidthArray()[0].get() ;
784 }
785 else {
786 throw (casa::AipsError( "Either chanWidthArray or chanWidth must exist." )) ;
787 }
788 if ( specWinRow_p->isChanFreqStepExists() ) {
789 if ( specWinRow_p->getChanFreqStep().get() < 0.0 )
790 incr *= -1.0 ;
791 }
792 else if ( specWinRow_p->isChanFreqArrayExists() ) {
793 vector<Frequency> chanFreqArr = specWinRow_p->getChanFreqArray() ;
794 if ( chanFreqArr[0].get() > chanFreqArr[1].get() )
795 incr *= -1.0 ;
796 }
797 else {
798 throw (casa::AipsError( "Either chanFreqArray or chanFreqStep must exist." )) ;
799 }
800 if ( specWinRow_p->isChanFreqStartExists() ) {
801 refval = specWinRow_p->getChanFreqStart().get() + refpix * incr ;
802 }
803 else if ( specWinRow_p->isChanFreqArrayExists() ) {
804 vector<Frequency> freqs = specWinRow_p->getChanFreqArray() ;
805 refval = 0.5 * ( freqs[ic-1].get() + freqs[ic].get() ) ;
806 }
807 else {
808 throw (casa::AipsError( "Either chanFreqArray or chanFreqStart must exist." )) ;
809 }
810 }
811}
812
813double ASDMReader::getTime( unsigned int idx )
814{
815 prepareData( idx ) ;
816 return getTime() ;
817}
818
819double ASDMReader::getTime()
820{
821 double tsec = vmsData_->v_time[dataIndex_] ;
822 return tsec * s2d ;
823}
824
825double ASDMReader::getInterval( unsigned int idx )
826{
827 prepareData( idx ) ;
828 return getInterval() ;
829}
830
831double ASDMReader::getInterval()
832{
833 return vmsData_->v_interval[dataIndex_] ;
834}
835
836void ASDMReader::getSourceProperty( unsigned int idx,
837 string &srcname,
838 string &fieldname,
839 vector<double> &srcdir,
840 vector<double> &srcpm,
841 double &sysvel,
842 vector<double> &restfreq )
843{
844 prepareData( idx ) ;
845 getSourceProperty( srcname, fieldname, srcdir, srcpm, sysvel, restfreq ) ;
846}
847
848void ASDMReader::getSourceProperty( string &srcname,
849 string &fieldname,
850 vector<double> &srcdir,
851 vector<double> &srcpm,
852 double &sysvel,
853 vector<double> &restfreq )
854{
855 String funcName = "getSourceProperty" ;
856 ostringstream oss ;
857 oss << fieldRow_p->getFieldName() << "__" << vmsData_->v_fieldId[dataIndex_] ;
858 fieldname = oss.str() ;
859 SourceRow *srow = 0 ;
860 if ( fieldRow_p->isSourceIdExists() ) {
861 int sourceId = fieldRow_p->getSourceId() ;
862 srow = asdm_->getSource().getRowByKey( sourceId, timeInterval_, specWinTag_ ) ;
863 }
864 if ( srow != 0 ) {
865 //logsink_->postLocally( LogMessage("timeInterval_="+String::toString(timeInterval_.getStart().getMJD()),LogOrigin(className_,funcName,WHERE)) ) ;
866 //logsink_->postLocally( LogMessage("specWinTag_="+String::toString(specWinTag_.toString()),LogOrigin(className_,funcName,WHERE)) ) ;
867 //SourceRow *srow = asdm_->getSource().getRowByKey( sourceId, timeInterval_, specWinTag_ ) ;
868 //logsink_->postLocally( LogMessage("sourceId="+String::toString(sourceId),LogOrigin(className_,funcName,WHERE)) ) ;
869 //if ( srow == 0 )
870 //logsink_->postLocally( LogMessage("nullpo",LogOrigin(className_,funcName,WHERE)) ) ;
871
872 // source name
873 srcname = srow->getSourceName() ;
874 //logsink_->postLocally( LogMessage("srcname="+String::toString(srcname),LogOrigin(className_,funcName,WHERE)) ) ;
875
876 // source direction
877 vector<Angle> srcdirA = srow->getDirection() ;
878 srcdir.resize( 2 ) ;
879 srcdir[0] = limitedAngle( srcdirA[0].get() ) ;
880 srcdir[1] = limitedAngle( srcdirA[1].get() ) ;
881 //logsink_->postLocally( LogMessage("srcdir=["+String::toString(srcdir[0])+","+String::toString(srcdir[1])+"]",LogOrigin(className_,funcName,WHERE)) ) ;
882 if ( srow->isDirectionCodeExists() ) {
883 DirectionReferenceCodeMod::DirectionReferenceCode dircode = srow->getDirectionCode() ;
884 //logsink_->postLocally( LogMessage("dircode="+CDirectionReferenceCode::toString(dircode),LogOrigin(className_,funcName,WHERE)) ) ;
885 if ( dircode != DirectionReferenceCodeMod::J2000 ) {
886 // if not J2000, need direction conversion
887 String ref( CDirectionReferenceCode::toString( dircode ) ) ;
888 double mjd = vmsData_->v_time[dataIndex_] * s2d ;
889 srcdir = toJ2000( srcdir, ref, mjd, antennaPosition_ ) ;
890 }
891 }
892
893 // source proper motion
894 srcpm.resize( 2 ) ;
895 vector<AngularRate> srcpmA = srow->getProperMotion() ;
896 srcpm[0] = srcpmA[0].get() ;
897 srcpm[1] = srcpmA[1].get() ;
898 //logsink_->postLocally( LogMessage("srcpm=["+String::toString(srcpm[0])+","+String::toString(srcpm[1])+"]",LogOrigin(className_,funcName,WHERE)) ) ;
899 // systemic velocity
900 if ( srow->isSysVelExists() ) {
901 vector<Speed> sysvelV = srow->getSysVel() ;
902 if ( sysvelV.size() > 0 )
903 sysvel = sysvelV[0].get() ;
904 }
905 else {
906 sysvel = 0.0 ;
907 }
908 //logsink_->postLocally( LogMessage("sysvel="+String::toString(sysvel),LogOrigin(className_,funcName,WHERE)) ) ;
909 // rest frequency
910 if ( srow->isRestFrequencyExists() ) {
911 //logsink_->postLocally( LogMessage("restFrequency exists",LogOrigin(className_,funcName,WHERE)) ) ;
912 vector<Frequency> rf = srow->getRestFrequency() ;
913 restfreq.resize( rf.size() ) ;
914 for ( unsigned int i = 0 ; i < restfreq.size() ; i++ )
915 restfreq[i] = rf[i].get() ;
916 }
917 else {
918 restfreq.resize( 0 ) ;
919 }
920 //logsink_->postLocally( LogMessage("restfreq.size()="+String::toString(restfreq.size()),LogOrigin(className_,funcName,WHERE)) ) ;
921 }
922 else {
923 srcname = fieldRow_p->getFieldName() ;
924 srcdir.resize( 2 ) ;
925 srcdir[0] = 0.0 ;
926 srcdir[1] = 0.0 ;
927 srcpm = srcdir ;
928 sysvel = 0.0 ;
929 restfreq.resize( 0 ) ;
930 }
931}
932
933int ASDMReader::getSrcType( unsigned int scan,
934 unsigned int subscan )
935{
936 int srctype = SrcType::NOTYPE ;
937 ScanRow *scanrow = asdm_->getScan().getRowByKey( execBlockTag_, (int)scan ) ;
938 ScanIntentMod::ScanIntent scanIntent = scanrow->getScanIntent()[0] ;
939 SubscanRow *subrow = asdm_->getSubscan().getRowByKey( execBlockTag_, (int)scan, (int)subscan ) ;
940 if ( subrow == 0 ) {
941 return srctype ;
942 }
943 SubscanIntentMod::SubscanIntent subIntent = subrow->getSubscanIntent() ;
944 SwitchingModeMod::SwitchingMode swmode = SwitchingModeMod::NO_SWITCHING ;
945 if ( subrow->isSubscanModeExists() )
946 swmode = subrow->getSubscanMode() ;
947 if ( scanIntent == ScanIntentMod::OBSERVE_TARGET ) {
948 // on sky scan
949 if ( swmode == SwitchingModeMod::NO_SWITCHING || swmode == SwitchingModeMod::POSITION_SWITCHING ) {
950 // position switching
951 // tentatively set NO_SWITCHING = POSITION_SWITCHING
952 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
953 srctype = SrcType::PSON ;
954 }
955 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
956 srctype = SrcType::PSOFF ;
957 }
958 }
959 else if ( swmode == SwitchingModeMod::FREQUENCY_SWITCHING ) {
960 // frequency switching
961 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
962 srctype = SrcType::FSON ;
963 }
964 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
965 srctype = SrcType::FSOFF ;
966 }
967 }
968 else if ( swmode == SwitchingModeMod::NUTATOR_SWITCHING ) {
969 // nutator switching
970 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
971 srctype = SrcType::PSON ;
972 }
973 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
974 srctype = SrcType::PSOFF ;
975 }
976 }
977 else {
978 // other switching mode
979 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
980 srctype = SrcType::SIG ;
981 }
982 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
983 srctype = SrcType::REF ;
984 }
985 }
986 }
987 else if ( scanIntent == ScanIntentMod::CALIBRATE_ATMOSPHERE ) {
988 if ( swmode == SwitchingModeMod::NO_SWITCHING || swmode == SwitchingModeMod::POSITION_SWITCHING ) {
989 // position switching
990 // tentatively set NO_SWITCHING = POSITION_SWITCHING
991 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
992 srctype = SrcType::PONCAL ;
993 }
994 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
995 srctype = SrcType::POFFCAL ;
996 }
997 }
998 else if ( swmode == SwitchingModeMod::FREQUENCY_SWITCHING ) {
999 // frequency switching
1000 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
1001 srctype = SrcType::FONCAL ;
1002 }
1003 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
1004 srctype = SrcType::FOFFCAL ;
1005 }
1006 }
1007 else if ( swmode == SwitchingModeMod::NUTATOR_SWITCHING ) {
1008 // nutator switching
1009 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
1010 srctype = SrcType::PONCAL ;
1011 }
1012 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
1013 srctype = SrcType::POFFCAL ;
1014 }
1015 }
1016 else {
1017 // other switching mode
1018 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
1019 srctype = SrcType::CAL ;
1020 }
1021 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
1022 srctype = SrcType::CAL ;
1023 }
1024 }
1025 }
1026 else {
1027 // off sky (e.g. calibrator device) scan
1028 if ( subIntent == SubscanIntentMod::ON_SOURCE ) {
1029 srctype = SrcType::SIG ;
1030 }
1031 else if ( subIntent == SubscanIntentMod::OFF_SOURCE ) {
1032 srctype = SrcType::REF ;
1033 }
1034 else if ( subIntent == SubscanIntentMod::HOT ) {
1035 srctype = SrcType::HOT ;
1036 }
1037 else if ( subIntent == SubscanIntentMod::AMBIENT ) {
1038 srctype = SrcType::SKY ;
1039 }
1040 else {
1041 srctype = SrcType::CAL ;
1042 }
1043 }
1044
1045 return srctype ;
1046}
1047
1048unsigned int ASDMReader::getSubscanNo( unsigned int idx )
1049{
1050 prepareData( idx ) ;
1051 return getSubscanNo() ;
1052}
1053
1054unsigned int ASDMReader::getSubscanNo()
1055{
1056 return mainRow_[row_]->getSubscanNumber() ;
1057}
1058
1059void ASDMReader::getSourceDirection( vector<double> &dir, string &ref )
1060{
1061 dir.resize( 2 ) ;
1062 ref = "J2000" ; // default is J2000
1063 SourceTable &tab = asdm_->getSource() ;
1064 SourceRow *row = tab.get()[0] ;
1065 vector<Angle> dirA = row->getDirection() ;
1066 dir[0] = dirA[0].get() ;
1067 dir[1] = dirA[1].get() ;
1068 if ( row->isDirectionCodeExists() ) {
1069 ref = CDirectionReferenceCode::toString( row->getDirectionCode() ) ;
1070 }
1071}
1072
1073unsigned int ASDMReader::getFlagRow( unsigned int idx )
1074{
1075 prepareData( idx ) ;
1076 return getFlagRow() ;
1077}
1078
1079unsigned int ASDMReader::getFlagRow()
1080{
1081 return vmsData_->v_flag[dataIndex_] ;
1082}
1083
1084vector<unsigned int> ASDMReader::getDataShape( unsigned int idx )
1085{
1086 prepareData( idx ) ;
1087 return getDataShape() ;
1088}
1089
1090vector<unsigned int> ASDMReader::getDataShape()
1091{
1092 return vmsData_->vv_dataShape[dataIndex_] ;
1093}
1094
1095float * ASDMReader::getSpectrum( unsigned int idx )
1096{
1097 prepareData( idx ) ;
1098 return getSpectrum() ;
1099}
1100
1101float * ASDMReader::getSpectrum()
1102{
1103 map<AtmPhaseCorrection, float*> data = vmsData_->v_m_data[dataIndex_] ;
1104 //map<AtmPhaseCorrection, float*>::iterator iter = data.find(AP_UNCORRECTED) ;
1105 map<AtmPhaseCorrection, float*>::iterator iter = data.find(apc_) ;
1106 float *autoCorr = iter->second ;
1107 return autoCorr ;
1108}
1109
1110vector< vector<float> > ASDMReader::getTsys( unsigned int idx )
1111{
1112 prepareData( idx ) ;
1113 return getTsys() ;
1114}
1115
1116vector< vector<float> > ASDMReader::getTsys()
1117{
1118 vector< vector<float> > defaultTsys( 1, vector<float>( 1, 1.0 ) ) ;
1119 SysCalRow *scrow = getSysCalRow() ;
1120 if ( scrow != 0 && scrow->isTsysSpectrumExists() ) {
1121 vector< vector<Temperature> > tsysSpec = scrow->getTsysSpectrum() ;
1122 unsigned int numReceptor = tsysSpec.size() ;
1123 unsigned int numChan = tsysSpec[0].size() ;
1124 vector< vector<float> > tsys( numReceptor, vector<float>( numChan, 1.0 ) ) ;
1125 for ( unsigned int ir = 0 ; ir < numReceptor ; ir++ ) {
1126 for ( unsigned int ic = 0 ; ic < numChan ; ic++ ) {
1127 tsys[ir][ic] = tsysSpec[ir][ic].get() ;
1128 }
1129 }
1130 return tsys ;
1131 }
1132// else if ( scrow->isTsysExists() ) {
1133// vector<Temperature> tsysScalar = scrow->getTsys() ;
1134// unsigned int numReceptor = tsysScalar.size() ;
1135// vector< vector<float> > tsys( numReceptor ) ;
1136// for ( unsigned int ir = 0 ; ir < numReceptor ; ir++ )
1137// tsys[ir] = vector<float>( 1, tsysScalar[ir].get() ) ;
1138// return tsys ;
1139// }
1140 else {
1141 return defaultTsys ;
1142 }
1143}
1144
1145vector< vector<float> > ASDMReader::getTcal( unsigned int idx )
1146{
1147 prepareData( idx ) ;
1148 return getTcal() ;
1149}
1150
1151vector< vector<float> > ASDMReader::getTcal()
1152{
1153 vector< vector<float> > defaultTcal( 1, vector<float>( 1, 1.0 ) ) ;
1154 SysCalRow *scrow = getSysCalRow() ;
1155 if ( scrow != 0 && scrow->isTcalSpectrumExists() ) {
1156 vector< vector<Temperature> > tcalSpec = scrow->getTcalSpectrum() ;
1157 unsigned int numReceptor = tcalSpec.size() ;
1158 unsigned int numChan = tcalSpec[0].size() ;
1159 vector< vector<float> > tcal( numReceptor, vector<float>( numChan, 1.0 ) ) ;
1160 for ( unsigned int ir = 0 ; ir < numReceptor ; ir++ ) {
1161 for ( unsigned int ic = 0 ; ic < numChan ; ic++ ) {
1162 tcal[ir][ic] = tcalSpec[ir][ic].get() ;
1163 }
1164 }
1165 return tcal ;
1166 }
1167// else if ( scrow->isTcalExists() ) {
1168// vector<Temperature> tcalScalar = scrow->getTcal() ;
1169// unsigned int numReceptor = tcalScalar.size() ;
1170// vector< vector<float> > tcal( numReceptor, vector<float>( 1, 1.0 ) ) ;
1171// for ( unsigned int ir = 0 ; ir < numReceptor ; ir++ )
1172// tcal[ir][0] = tcalScalar[ir][0].get() ;
1173// return tcal ;
1174// }
1175 else {
1176 return defaultTcal ;
1177 }
1178}
1179
1180void ASDMReader::getTcalAndTsys( unsigned int idx,
1181 vector< vector<float> > &tcal,
1182 vector< vector<float> > &tsys )
1183{
1184 prepareData( idx ) ;
1185 getTcalAndTsys( tcal, tsys ) ;
1186}
1187
1188void ASDMReader::getTcalAndTsys( vector< vector<float> > &tcal,
1189 vector< vector<float> > &tsys )
1190{
1191 String funcName = "getTcalAndTsys" ;
1192
1193 vector< vector<float> > defaultT( 1, vector<float>( 1, 1.0 ) ) ;
1194 SysCalRow *scrow = getSysCalRow() ;
1195 //logsink_->postLocally( LogMessage("scrow = "+String::toString((long)scrow),LogOrigin(className_,funcName,WHERE)) ) ;
1196 if ( scrow == 0 ) {
1197 tcal = defaultT ;
1198 tsys = defaultT ;
1199 }
1200 else {
1201 if ( scrow->isTsysSpectrumExists() ) {
1202 vector< vector<Temperature> > tsysSpec = scrow->getTsysSpectrum() ;
1203 unsigned int numReceptor = tsysSpec.size() ;
1204 unsigned int numChan = tsysSpec[0].size() ;
1205 //logsink_->postLocally( LogMessage("TSYS: numReceptor = "+String::toString(numReceptor),LogOrigin(className_,funcName,WHERE)) ) ;
1206 //logsink_->postLocally( LogMessage("TSYS:numChan = "+String::toString(numChan),LogOrigin(className_,funcName,WHERE)) ) ;
1207 tsys.resize( numReceptor ) ;
1208 for ( unsigned int ir = 0 ; ir < numReceptor ; ir++ ) {
1209 tsys[ir].resize( numChan ) ;
1210 for ( unsigned int ic = 0 ; ic < numChan ; ic++ ) {
1211 tsys[ir][ic] = tsysSpec[ir][ic].get() ;
1212 }
1213 }
1214 }
1215 else {
1216 tsys = defaultT ;
1217 }
1218 if ( scrow->isTcalSpectrumExists() ) {
1219 vector< vector<Temperature> > tcalSpec = scrow->getTcalSpectrum() ;
1220 unsigned int numReceptor = tcalSpec.size() ;
1221 unsigned int numChan = tcalSpec[0].size() ;
1222 //logsink_->postLocally( LogMessage("TCAL: numReceptor = "+String::toString(numReceptor),LogOrigin(className_,funcName,WHERE)) ) ;
1223 //logsink_->postLocally( LogMessage("TCAL: numChan = "+String::toString(numChan),LogOrigin(className_,funcName,WHERE)) ) ;
1224 tcal.resize( numReceptor ) ;
1225 for ( unsigned int ir = 0 ; ir < numReceptor ; ir++ ) {
1226 tcal[ir].resize( numChan ) ;
1227 for ( unsigned int ic = 0 ; ic < numChan ; ic++ ) {
1228 tcal[ir][ic] = tcalSpec[ir][ic].get() ;
1229 }
1230 }
1231 }
1232 else {
1233 tcal = defaultT ;
1234 }
1235 }
1236}
1237
1238vector<float> ASDMReader::getOpacity( unsigned int idx )
1239{
1240 prepareData( idx ) ;
1241 return getOpacity() ;
1242}
1243
1244vector<float> ASDMReader::getOpacity()
1245{
1246 vector<float> tau(0) ;
1247 CalAtmosphereTable &atmtab = asdm_->getCalAtmosphere() ;
1248 unsigned int nrow = atmtab.size() ;
1249 if ( nrow > 0 ) {
1250 //int feedid = vmsData_->v_feedId1[index] ;
1251 //BasebandName bbname = spwrow->getBasebandName() ;
1252 //FeedRow *frow = asdm_->getFeed().getRowByKey( atag, spwtag, tint, feedid ) ;
1253 //int nfeed = frow->getNumReceptor() ;
1254 //vector<ReceiverRow *> rrows = frow->getReceivers() ;
1255 vector<CalAtmosphereRow *> atmrows = atmtab.get() ;
1256 //ReceiverBand rb = rrows[0]->getFrequencyBand() ;
1257 int row0 = -1 ;
1258 //double eps = DBL_MAX ;
1259 double eps = 1.0e10 ;
1260 for ( unsigned int irow = 0 ; irow < nrow ; irow++ ) {
1261 CalAtmosphereRow *atmrow = atmrows[irow] ;
1262 if ( casa::String(atmrow->getAntennaName()) != antennaName_
1263 //|| atmrow->getReceiverBand() != rb
1264 //|| atmrow->getBasebandName() != bbname
1265 || atmrow->getCalDataUsingCalDataId()->getCalType() != CalTypeMod::CAL_ATMOSPHERE )
1266 continue ;
1267 else {
1268 double dt = timeInterval_.getStart().getMJD() - atmrow->getEndValidTime().getMJD() ;
1269 if ( dt >= 0 && dt < eps ) {
1270 eps = dt ;
1271 row0 = (int)irow ;
1272 }
1273 }
1274 }
1275 if ( row0 != -1 ) {
1276 CalAtmosphereRow *atmrow = atmrows[row0] ;
1277 tau = atmrow->getTau() ;
1278 }
1279 else {
1280 tau.resize( 1 ) ;
1281 tau[0] = 0.0 ;
1282 }
1283 }
1284 else {
1285 tau.resize( 1 ) ;
1286 tau[0] = 0.0 ;
1287 }
1288 return tau ;
1289}
1290
1291void ASDMReader::getWeatherInfo( unsigned int idx,
1292 float &temperature,
1293 float &pressure,
1294 float &humidity,
1295 float &windspeed,
1296 float &windaz )
1297{
1298 prepareData( idx ) ;
1299 getWeatherInfo( temperature, pressure, humidity, windspeed, windaz ) ;
1300}
1301
1302void ASDMReader::getWeatherInfo( float &temperature,
1303 float &pressure,
1304 float &humidity,
1305 float &windspeed,
1306 float &windaz )
1307{
1308 casa::String funcName = "getWeatherInfo" ;
1309
1310 temperature = 0.0 ;
1311 pressure = 0.0 ;
1312 humidity = 0.0 ;
1313 windspeed = 0.0 ;
1314 windaz = 0.0 ;
1315
1316 //logsink_->postLocally( LogMessage("weatherStationId_ = "+String::toString(weatherStationId_),LogOrigin(className_,funcName,WHERE)) ) ;
1317
1318 WeatherTable &wtab = asdm_->getWeather() ;
1319 if ( wtab.size() == 0 || weatherStationId_ == -1 )
1320 return ;
1321
1322 Tag sttag( (unsigned int)weatherStationId_, TagType::Station ) ;
1323 //WeatherRow *wrow = wtab.getRowByKey( sttag, tint ) ;
1324 vector<WeatherRow *> *wrows = wtab.getByContext( sttag ) ;
1325 WeatherRow *wrow = (*wrows)[0] ;
1326 unsigned int nrow = wrows->size() ;
1327 //logsink_->postLocally( LogMessage("There are "+String::toString(nrow)+" rows for given context: stationId "+String::toString(weatherStationId_),LogOrigin(className_,funcName,WHERE)) ) ;
1328 ArrayTime startTime = getMidTime( timeInterval_ ) ;
1329 if ( startTime < (*wrows)[0]->getTimeInterval().getStart() ) {
1330 temperature = (*wrows)[0]->getTemperature().get() ;
1331 pressure = (*wrows)[0]->getPressure().get() ;
1332 humidity = (*wrows)[0]->getRelHumidity().get() ;
1333 windspeed = (*wrows)[0]->getWindSpeed().get() ;
1334 windaz = (*wrows)[0]->getWindDirection().get() ;
1335 }
1336 else if ( startTime > getEndTime( (*wrows)[nrow-1]->getTimeInterval() ) ) {
1337 temperature = (*wrows)[nrow-1]->getTemperature().get() ;
1338 pressure = (*wrows)[nrow-1]->getPressure().get() ;
1339 humidity = (*wrows)[nrow-1]->getRelHumidity().get() ;
1340 windspeed = (*wrows)[nrow-1]->getWindSpeed().get() ;
1341 windaz = (*wrows)[nrow-1]->getWindDirection().get() ;
1342 }
1343 else {
1344 for ( unsigned int irow = 1 ; irow < wrows->size() ; irow++ ) {
1345 wrow = (*wrows)[irow-1] ;
1346 ArrayTime tStart = wrow->getTimeInterval().getStart() ;
1347 ArrayTime tEnd = (*wrows)[irow]->getTimeInterval().getStart() ;
1348 if ( startTime >= tStart && startTime <= tEnd ) {
1349 temperature = wrow->getTemperature().get() ;
1350 pressure = wrow->getPressure().get() ;
1351 humidity = wrow->getRelHumidity().get() ;
1352 windspeed = wrow->getWindSpeed().get() ;
1353 windaz = wrow->getWindDirection().get() ;
1354 break ;
1355 }
1356 }
1357 }
1358
1359 // Pa -> hPa
1360 pressure /= 100.0 ;
1361
1362 return ;
1363}
1364
1365void ASDMReader::processStation()
1366{
1367 antennaPad_.resize(0) ;
1368 weatherStation_.resize(0) ;
1369 StationTable &stab = asdm_->getStation() ;
1370 vector<StationRow *> srows = stab.get() ;
1371 for ( unsigned int irow = 0 ; irow < srows.size() ; irow++ ) {
1372 StationTypeMod::StationType stype = srows[irow]->getType() ;
1373 Tag stag = srows[irow]->getStationId() ;
1374 if ( stype == StationTypeMod::ANTENNA_PAD )
1375 antennaPad_.push_back( stag ) ;
1376 else if ( stype == StationTypeMod::WEATHER_STATION )
1377 weatherStation_.push_back( stag ) ;
1378 }
1379
1380 weatherStationId_ = getClosestWeatherStation() ;
1381}
1382
1383int ASDMReader::getClosestWeatherStation()
1384{
1385 if ( weatherStation_.size() == 0 )
1386 return -1 ;
1387
1388 vector<double> apos( 3 ) ;
1389 StationTable &stab = asdm_->getStation() ;
1390 apos[0] = antennaPosition_[0].getValue( Unit("m") ) ;
1391 apos[1] = antennaPosition_[1].getValue( Unit("m") ) ;
1392 apos[2] = antennaPosition_[2].getValue( Unit("m") ) ;
1393
1394 //double eps = DBL_MAX ;
1395 double eps = 1.0e10 ;
1396 int retval = -1 ;
1397 for ( unsigned int ir = 0 ; ir < weatherStation_.size() ; ir++ ) {
1398 StationRow *srow = stab.getRowByKey( weatherStation_[ir] ) ;
1399 vector<Length> wpos = srow->getPosition() ;
1400 double dist = (apos[0]-wpos[0].get())*(apos[0]-wpos[0].get())
1401 + (apos[1]-wpos[1].get())*(apos[1]-wpos[1].get())
1402 + (apos[2]-wpos[2].get())*(apos[2]-wpos[2].get()) ;
1403 if ( dist < eps ) {
1404 retval = (int)(weatherStation_[ir].getTagValue()) ;
1405 }
1406 }
1407
1408 return retval ;
1409}
1410
1411void ASDMReader::getPointingInfo( unsigned int idx,
1412 vector<double> &dir,
1413 double &az,
1414 double &el,
1415 vector<double> &srate )
1416{
1417 prepareData( idx ) ;
1418 getPointingInfo( dir, az, el, srate ) ;
1419}
1420
1421void ASDMReader::getPointingInfo( vector<double> &dir,
1422 double &az,
1423 double &el,
1424 vector<double> &srate )
1425{
1426 String funcName = "getPointingInfo" ;
1427
1428 dir.resize(0) ;
1429 az = -1.0 ;
1430 el = -1.0 ;
1431 srate.resize(0) ;
1432
1433 //Tag atag( antennaId_, TagType::Antenna ) ;
1434 //unsigned int index = dataIdList_[idx] ;
1435 //vector<PointingRow *> *prows = asdm_->getPointing().getByContext( atag ) ;
1436 vector<PointingRow *> *prows = asdm_->getPointing().getByContext( antennaTag_ ) ;
1437
1438 if ( prows == 0 )
1439 return ;
1440
1441 PointingRow *prow ;
1442 PointingRow *qrow ;
1443 //ArrayTimeInterval tint( vmsData_->v_time[index]*s2d, vmsData_->v_interval[index]*s2d ) ;
1444 //double startSec = vmsData_->v_time[index] - 0.5 * vmsData_->v_interval[index] ;
1445 //ArrayTimeInterval tint( startSec*s2d, vmsData_->v_interval[index]*s2d ) ;
1446
1447 unsigned int nrow = prows->size() ;
1448 //logsink_->postLocally( LogMessage("There are " << nrow << " rows for given context: antennaId "+String::toString(antennaId_),LogOrigin(className_,funcName,WHERE)) ) ;
1449
1450// for ( unsigned int irow = 0 ; irow < nrow ; irow++ ) {
1451// prow = (*prows)[irow] ;
1452// ArrayTimeInterval ati = prow->getTimeInterval() ;
1453// ArrayTime pst = ati.getStart() ;
1454// ArrayTime pet( ati.getStartInMJD()+ati.getDurationInDays() ) ;
1455// logsink_->postLocally( LogMessage("start: "+pst.toFITS(),LogOrigin(className_,funcName,WHERE)) ) ;
1456// logsink_->postLocally( LogMessage("end: "+pet.toFITS(),LogOrigin(className_,funcName,WHERE)) ) ;
1457// }
1458
1459 srate.resize(2) ;
1460 srate[0] = 0.0 ;
1461 srate[1] = 0.0 ;
1462 az = 0.0 ;
1463 el = 0.0 ;
1464 //double tcen = 0.0 ;
1465 //double tcen = getMidTime( tint ).getMJD() ;
1466 double tcen = getMidTime( timeInterval_ ).getMJD() ;
1467
1468 //
1469 // shape of pointingDirection is (numSample,2) if usePolynomial = False, while it is
1470 // (numTerm,2) if usePolynomial = True.
1471 //
1472 // In the former case, typical sampled time interval is 48msec, which is very small
1473 // compared with typical integration time (~a few sec).
1474 // Scan rate for this case is always [0,0] (or get slope?).
1475 //
1476 // In the later case, scan rate is (pointingDirection[1][0],pointingDirection[1][1])
1477 //
1478 // PointingDirection seems to store AZEL
1479 //
1480 ArrayTimeInterval pTime0 = (*prows)[0]->getTimeInterval() ;
1481 ArrayTimeInterval pTime1 = (*prows)[nrow-1]->getTimeInterval() ;
1482 //if ( tint.getStartInMJD()+tint.getDurationInDays() < pTime0.getStartInMJD() ) {
1483 //if ( getEndTime( tint ) < getStartTime( pTime0 ) ) {
1484 if ( getEndTime( timeInterval_ ) < getStartTime( pTime0 ) ) {
1485 logsink_->postLocally( LogMessage( "ArrayTimeInterval out of bounds: no data for given position (tint < ptime)", LogOrigin(className_,funcName,WHERE), LogMessage::WARN ) ) ;
1486 prow = (*prows)[0] ;
1487 vector< vector<double> > dirA = pointingDir( prow ) ;
1488 az = dirA[0][0] ;
1489 el = dirA[0][1] ;
1490 if ( prow->getUsePolynomials() && prow->getNumTerm() > 1 ) {
1491 srate[0] = dirA[1][0] ;
1492 srate[1] = dirA[1][1] ;
1493 }
1494 }
1495 //else if ( tint.getStartInMJD() > pTime1.getStartInMJD()+pTime1.getDurationInDays() ) {
1496 //else if ( getStartTime( tint ) > getEndTime( pTime1 ) ) {
1497 else if ( getStartTime( timeInterval_ ) > getEndTime( pTime1 ) ) {
1498 logsink_->postLocally( LogMessage( "ArrayTimeInterval out of bounds: no data for given position (tint > ptime)", LogOrigin(className_,funcName,WHERE), LogMessage::WARN ) ) ;
1499 prow = (*prows)[nrow-1] ;
1500 int numSample = prow->getNumSample() ;
1501 vector< vector<double> > dirA = pointingDir( prow ) ;
1502 if ( prow->getUsePolynomials() ) {
1503 az = dirA[0][0] ;
1504 el = dirA[0][1] ;
1505 if ( prow->getNumTerm() > 1 ) {
1506 srate[0] = dirA[1][0] ;
1507 srate[1] = dirA[1][1] ;
1508 }
1509 }
1510 else {
1511 az = dirA[numSample-1][0] ;
1512 el = dirA[numSample-1][1] ;
1513 }
1514 }
1515 else {
1516 //ArrayTime startTime = tint.getStart() ;
1517 //ArrayTime endTime = getEndTime( tint ) ;
1518 ArrayTime startTime = timeInterval_.getStart() ;
1519 ArrayTime endTime = getEndTime( timeInterval_ ) ;
1520 int row0 = -1 ;
1521 int row1 = -1 ;
1522 int row2 = -1 ;
1523 //double dt0 = getMidTime( tint ).getMJD() ;
1524 double dt0 = getMidTime( timeInterval_ ).getMJD() ;
1525 for ( unsigned int irow = 0 ; irow < nrow ; irow++ ) {
1526 prow = (*prows)[irow] ;
1527 //double dt = getMidTime( tint ).getMJD() - getMidTime( prow->getTimeInterval() ).getMJD() ;
1528 double dt = getMidTime( timeInterval_ ).getMJD() - getMidTime( prow->getTimeInterval() ).getMJD() ;
1529 if ( dt > 0 && dt < dt0 ) {
1530 dt0 = dt ;
1531 row2 = irow ;
1532 }
1533 if ( prow->getTimeInterval().contains( startTime ) )
1534 row0 = irow ;
1535 else if ( prow->getTimeInterval().contains( endTime ) )
1536 row1 = irow ;
1537 if ( row0 != -1 && row1 != -1 )
1538 break ;
1539 }
1540 //logsink_->postLocally( LogMessage("row0 = "+String::toString(row0)+", row1 = "+String::toString(row1)+", row2 = "+String::toString(row2),LogOrigin(className_,funcName,WHERE)) ) ;
1541 if ( row0 == -1 && row1 == -1 ) {
1542 prow = (*prows)[row2] ;
1543 qrow = (*prows)[row2+1] ;
1544 double t0 = getEndTime( prow->getTimeInterval() ).getMJD() ;
1545 double t1 = qrow->getTimeInterval().getStartInMJD() ;
1546 vector< vector<double> > dirA = pointingDir( prow ) ;
1547 vector< vector<double> > dirB = pointingDir( qrow ) ;
1548 double da0 = dirA[0][0] ;
1549 double db0 = dirB[0][0] ;
1550 double da1 = dirA[0][1] ;
1551 double db1 = dirB[0][1] ;
1552 if ( prow->getUsePolynomials() && qrow->getUsePolynomials() ) {
1553 double dt = ( tcen - t0 ) / ( t1 - t0 ) ;
1554 az = da0 + ( db0 - da0 ) * dt ;
1555 el = da1 + ( db1 - da1 ) * dt ;
1556 if ( prow->getNumTerm() > 0 && qrow->getNumTerm() > 1 ) {
1557 double ra0 = dirA[1][0] ;
1558 double rb0 = dirB[1][0] ;
1559 double ra1 = dirA[1][1] ;
1560 double rb1 = dirB[1][1] ;
1561 srate[0] = ra0 + ( rb0 - ra0 ) * dt ;
1562 srate[1] = ra1 + ( rb1 - ra1 ) * dt ;
1563 }
1564 }
1565 else if ( !(qrow->getUsePolynomials()) ) {
1566 double dt = ( tcen - t0 ) / ( t1 - t0 ) ;
1567 az = da0 + ( db0 - da0 ) * dt ;
1568 el = da1 + ( db1 - da1 ) * dt ;
1569 }
1570 //else {
1571 // nothing to do
1572 //}
1573 }
1574 else {
1575 int ndir = 0 ;
1576 if ( row0 == -1 ) {
1577 row0 = row1 ;
1578 }
1579 else if ( row1 == -1 ) {
1580 row1 = row0 ;
1581 }
1582 prow = (*prows)[row0] ;
1583 qrow = (*prows)[row1] ;
1584 if ( prow->getUsePolynomials() && qrow->getUsePolynomials() ) {
1585 //logsink_->postLocally( LogMessage("usePolynomial = True",LogOrigin(className_,funcName,WHERE)) ) ;
1586 if ( row0 == row1 ) {
1587 prow = (*prows)[row0] ;
1588 vector< vector<double> > dirA = pointingDir( prow ) ;
1589 az = dirA[0][0] ;
1590 el = dirA[0][1] ;
1591 if ( prow->getNumTerm() > 1 ) {
1592 srate[0] = dirA[1][0] ;
1593 srate[1] = dirA[1][1] ;
1594 }
1595 }
1596 else {
1597 prow = (*prows)[row0] ;
1598 qrow = (*prows)[row1] ;
1599 vector< vector<double> > dirA = pointingDir( prow ) ;
1600 vector< vector<double> > dirB = pointingDir( qrow ) ;
1601 double t0 = getMidTime( prow->getTimeInterval() ).getMJD() ;
1602 double t1 = getMidTime( qrow->getTimeInterval() ).getMJD() ;
1603 double dt = ( tcen - t0 ) / ( t1 - t0 ) ;
1604 double da0 = dirA[0][0] ;
1605 double db0 = dirB[0][0] ;
1606 double da1 = dirA[0][1] ;
1607 double db1 = dirB[0][1] ;
1608 az = da0 + ( db0 - da0 ) * dt ;
1609 el = da1 + ( db1 - db0 ) * dt ;
1610 if ( prow->getNumTerm() > 0 && qrow->getNumTerm() > 1 ) {
1611 double ra0 = dirA[1][0] ;
1612 double rb0 = dirB[1][0] ;
1613 double ra1 = dirA[1][1] ;
1614 double rb1 = dirB[1][1] ;
1615 srate[0] = ra0 + ( rb0 - ra0 ) * dt ;
1616 srate[1] = ra1 + ( rb1 - ra1 ) * dt ;
1617 }
1618 }
1619 }
1620 else if ( prow->getUsePolynomials() == qrow->getUsePolynomials() ) {
1621 //logsink_->postLocally( LogMessage("numSample == numTerm",LogOrigin(className_,funcName,WHERE)) ) ;
1622 tcen = 0.0 ;
1623 for ( int irow = row0 ; irow <= row1 ; irow++ ) {
1624 prow = (*prows)[irow] ;
1625 int numSample = prow->getNumSample() ;
1626 //logsink_->postLocally( LogMessage("numSample = "+String::toString(numSample),LogOrigin(className_,funcName,WHERE)) ) ;
1627 vector< vector<double> > dirA = pointingDir( prow ) ;
1628 if ( prow->isSampledTimeIntervalExists() ) {
1629 //logsink_->postLocally( LogMessage("sampledTimeIntervalExists",LogOrigin(className_,funcName,WHERE)) ) ;
1630 vector<ArrayTimeInterval> stime = prow->getSampledTimeInterval() ;
1631 for ( int isam = 0 ; isam < numSample ; isam++ ) {
1632 //if ( tint.overlaps( stime[isam] ) ) {
1633 //if ( tint.contains( stime[isam] ) ) {
1634 if ( timeInterval_.contains( stime[isam] ) ) {
1635 az += dirA[isam][0] ;
1636 el += dirA[isam][1] ;
1637 tcen += getMidTime( stime[isam] ).getMJD() ;
1638 ndir++ ;
1639 }
1640 }
1641 }
1642 else {
1643 double sampleStart = prow->getTimeInterval().getStartInMJD() ;
1644 double sampleInterval = prow->getTimeInterval().getDurationInDays() / (double)numSample ;
1645 //logsink_->postLocally( LogMessage("sampleStart = "+String::toString(sampleStart),LogOrigin(className_,funcName,WHERE)) )
1646 //logsink_->postLocally( LogMessage("sampleInterval = "+String::toString(sampleInterval),LogOrigin(className_,funcName,WHERE)) ) ;
1647 //logsink_->postLocally( LogMessage("tint = "+tint.toString(),LogOrigin(className_,funcName,WHERE)) ) ;
1648 for ( int isam = 0 ; isam < numSample ; isam++ ) {
1649 ArrayTimeInterval stime( sampleStart+isam*sampleInterval, sampleInterval ) ;
1650 //if ( tint.overlaps( stime ) ) {
1651 //if ( tint.contains( stime ) ) {
1652 if ( timeInterval_.contains( stime ) ) {
1653 az += dirA[isam][0] ;
1654 el += dirA[isam][1] ;
1655 tcen += getMidTime( stime ).getMJD() ;
1656 ndir++ ;
1657 }
1658 }
1659 }
1660 }
1661 if ( ndir > 1 ) {
1662 az /= (double)ndir ;
1663 el /= (double)ndir ;
1664 tcen /= (double)ndir ;
1665 }
1666 }
1667 //else {
1668 // nothing to do
1669 //}
1670 }
1671
1672 toJ2000( dir, az, el, tcen, antennaPosition_ ) ;
1673 }
1674
1675 return ;
1676}
1677
1678ArrayTime ASDMReader::getMidTime( const ArrayTimeInterval &t )
1679{
1680 return ArrayTime( t.getStartInMJD() + 0.5 * t.getDurationInDays() ) ;
1681}
1682
1683ArrayTime ASDMReader::getEndTime( const ArrayTimeInterval &t )
1684{
1685 return ArrayTime( t.getStartInMJD() + t.getDurationInDays() ) ;
1686}
1687
1688ArrayTime ASDMReader::getStartTime( const ArrayTimeInterval &t )
1689{
1690 return ArrayTime( t.getStartInMJD() ) ;
1691}
1692
1693void ASDMReader::toJ2000( vector<double> &dir,
1694 double &az,
1695 double &el,
1696 double &mjd,
1697 casa::Vector<casa::Quantity> &antpos )
1698// casa::Vector<casa::Double> antpos )
1699{
1700 String funcName = "toJ2000" ;
1701
1702 String ref = "AZELGEO" ;
1703 vector<double> azel( 2 ) ;
1704 azel[0] = az ;
1705 azel[1] = el ;
1706 dir = toJ2000( azel, ref, mjd, antpos ) ;
1707}
1708
1709vector<double> ASDMReader::toJ2000( vector<double> &dir,
1710 casa::String &dirref,
1711 double &mjd,
1712 casa::Vector<casa::Quantity> &antpos )
1713// casa::Vector<casa::Double> antpos )
1714{
1715 casa::String funcName = "toJ2000" ;
1716
1717 vector<double> newd( dir ) ;
1718 if ( dirref != "J2000" ) {
1719 casa::MEpoch me( casa::Quantity( (casa::Double)mjd, "d" ), casa::MEpoch::UTC ) ;
1720 casa::MPosition mp( casa::MVPosition( antpos ),
1721 casa::MPosition::ITRF ) ;
1722 //ostringstream oss ;
1723 //mp.print( oss ) ;
1724 //logsink_->postLocally( LogMessage(oss.str(),LogOrigin(className_,funcName,WHERE)) ) ;
1725
1726 casa::MeasFrame mf( me, mp ) ;
1727 casa::MDirection::Types dirtype ;
1728 casa::Bool b = casa::MDirection::getType( dirtype, dirref ) ;
1729 if ( b ) {
1730 casa::MDirection::Convert toj2000( dirtype,
1731 casa::MDirection::Ref( casa::MDirection::J2000, mf ) ) ;
1732 casa::Vector<casa::Double> cdir = toj2000( dir ).getAngle( "rad" ).getValue() ;
1733 //logsink_->postLocally( LogMessage("cdir = "+String::toString(cdir),LogOrigin(className_,funcName,WHERE)) ) ;
1734 newd[0] = (double)(cdir[0]) ;
1735 newd[1] = (double)(cdir[1]) ;
1736 }
1737 }
1738 return newd ;
1739}
1740
1741void ASDMReader::setLogger( CountedPtr<LogSinkInterface> &logsink )
1742{
1743 logsink_ = logsink ;
1744}
1745
1746string ASDMReader::getFrame()
1747{
1748 casa::String funcName = "getFrame" ;
1749
1750 // default is TOPO
1751 string frame = "TOPO" ;
1752
1753 SpectralWindowTable &spwtab = asdm_->getSpectralWindow() ;
1754 vector<SpectralWindowRow *> rows = spwtab.get() ;
1755 vector<FrequencyReferenceCodeMod::FrequencyReferenceCode> measFreqRef( rows.size() ) ;
1756 int nref = 0 ;
1757 for ( unsigned int irow = 0 ; irow < rows.size() ; irow++ ) {
1758 int nchan = rows[irow]->getNumChan() ;
1759 if ( nchan != 4 ) {
1760 if ( rows[irow]->isMeasFreqRefExists() ) {
1761 measFreqRef[nref] = rows[irow]->getMeasFreqRef() ;
1762 nref++ ;
1763 }
1764 }
1765 }
1766 if ( nref != 0 ) {
1767 frame = CFrequencyReferenceCode::toString( measFreqRef[0] ) ;
1768 }
1769
1770 //logsink_->postLocally( LogMessage("frame = "+String::toString(frame),LogOrigin(className_,funcName,WHERE)) ) ;
1771
1772 return frame ;
1773}
1774
1775int ASDMReader::getNumIFs()
1776{
1777 casa::String funcName = "getNumIFs" ;
1778
1779 int nif = 0 ;
1780 vector<SpectralWindowRow *> rows = asdm_->getSpectralWindow().get() ;
1781 unsigned int nrow = rows.size() ;
1782 // check if all rows have freqGroup attribute
1783 bool freqGroupExists = true ;
1784 bool countedWvr = false ;
1785 for ( unsigned int irow = 0 ; irow < nrow ; irow++ ) {
1786 freqGroupExists &= rows[irow]->isFreqGroupExists() ;
1787 if ( rows[irow]->getNumChan() == 4 ) {
1788 if ( !countedWvr ) {
1789 countedWvr = true ;
1790 nif++ ;
1791 }
1792 }
1793 else {
1794 nif++ ;
1795 }
1796 }
1797
1798 if ( freqGroupExists ) {
1799 vector<int> freqGroup(0) ;
1800 for ( unsigned int irow = 0 ; irow < nrow ; irow++ ) {
1801 int fg = rows[irow]->getFreqGroup() ;
1802 if ( (int)count( freqGroup.begin(), freqGroup.end(), fg ) == 0 ) {
1803 freqGroup.push_back( fg ) ;
1804 }
1805 }
1806 nif = freqGroup.size() ;
1807 }
1808
1809 //logsink_->postLocally( LogMessage("nif = "+String::toString(nif),LogOrigin(className_,funcName,WHERE)) ) ;
1810
1811 return nif ;
1812}
1813
1814SysCalRow *ASDMReader::getSysCalRow( unsigned int idx )
1815{
1816 prepareData( idx ) ;
1817 return getSysCalRow() ;
1818}
1819
1820SysCalRow *ASDMReader::getSysCalRow()
1821{
1822 String funcName = "getSysCalRow" ;
1823
1824 SysCalRow *row = 0 ;
1825 int feedid = vmsData_->v_feedId1[dataIndex_] ;
1826 SysCalTable &sctab = asdm_->getSysCal() ;
1827 vector<SysCalRow *> *rows = sctab.getByContext( antennaTag_, specWinTag_, feedid ) ;
1828 //if ( nrow == 0 ) {
1829 if ( rows == 0 ) {
1830 //logsink_->postLocally( LogMessage("no rows in SysCal table",LogOrigin(className_,funcName,WHERE)) ) ;
1831 row = 0 ;
1832 }
1833 else {
1834 unsigned int nrow = rows->size() ;
1835 //logsink_->postLocally( LogMessage("nrow = "+String::toString(nrow),LogOrigin(className_,funcName,WHERE)) ) ;
1836 int scindex = -1 ;
1837 if ( nrow == 1 ) {
1838 scindex = 0 ;
1839 }
1840 else if ( getEndTime( timeInterval_ ) <= getStartTime( (*rows)[0]->getTimeInterval() ) )
1841 scindex = 0 ;
1842 else {
1843 for ( unsigned int irow = 0 ; irow < nrow-1 ; irow++ ) {
1844 ArrayTime t = getMidTime( timeInterval_ ) ;
1845 if ( t > getStartTime( (*rows)[irow]->getTimeInterval() )
1846 && t <= getStartTime( (*rows)[irow+1]->getTimeInterval() ) ) {
1847 scindex = irow ;
1848 break ;
1849 }
1850 }
1851 if ( scindex == -1 )
1852 scindex = nrow-1 ;
1853 }
1854 //logsink_->postLocally( LogMessage("irow = "+String::toString(scindex),LogOrigin(className_,funcName,WHERE)) ) ;
1855 row = (*rows)[scindex] ;
1856 }
1857 return row ;
1858}
1859
1860double ASDMReader::limitedAngle( double angle )
1861{
1862 if ( angle > C::pi )
1863 while ( angle > C::pi ) angle -= C::_2pi ;
1864 else if ( angle < -C::pi )
1865 while ( angle < -C::pi ) angle += C::_2pi ;
1866 return angle ;
1867}
1868
1869vector< vector<double> > ASDMReader::pointingDir( PointingRow *row )
1870{
1871 //String funcName = "pointingDir" ;
1872 vector< vector<Angle> > aTar = row->getTarget() ;
1873 vector< vector<Angle> > aOff = row->getOffset() ;
1874 vector< vector<Angle> > aDir = row->getPointingDirection() ;
1875 vector< vector<Angle> > aEnc = row->getEncoder() ;
1876 unsigned int n = aTar.size() ;
1877 vector< vector<double> > dir( n ) ;
1878 double factor = 1.0 / cos( aTar[0][1].get() ) ;
1879 for ( unsigned int i = 0 ; i < n ; i++ ) {
1880 dir[i].resize( 2 ) ;
1881 /**
1882 * This is approximate way to add offset taking tracking error
1883 * into account
1884 *
1885 * az = dir[0][0] = target[0][0] + offset[0][0] / cos(el)
1886 * + encorder[0][0] - direction[0][0]
1887 * el = dir[0][1] = target[0][1] + offset[0][1]
1888 * + encorder[0][1] - direction[0][1]
1889 **/
1890 dir[i][0] = aTar[i][0].get() + factor * aOff[i][0].get()
1891 + aEnc[i][0].get() - aDir[i][0].get() ;
1892 dir[i][1] = aTar[i][1].get() + aOff[i][1].get()
1893 + aEnc[i][1].get() - aDir[i][1].get() ;
1894 //logsink_->postLocally( LogMessage("tracking offset: ["+String::toString(aEnc[i][0].get()-aDir[i][0].get())+","+String::toString(aEnc[i][0]-aDir[i][0].get())+"]",LogOrigin(className_,funcName,WHERE)) ) ;
1895 }
1896 return dir ;
1897}
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