Line data Source code
1 : //# SIImageStore.cc: Implementation of Imager.h
2 : //# Copyright (C) 1997-2008
3 : //# Associated Universities, Inc. Washington DC, USA.
4 : //#
5 : //# This program is free software; you can redistribute it and/or modify it
6 : //# under the terms of the GNU General Public License as published by the Free
7 : //# Software Foundation; either version 2 of the License, or (at your option)
8 : //# any later version.
9 : //#
10 : //# This program is distributed in the hope that it will be useful, but WITHOUT
11 : //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 : //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 : //# more details.
14 : //#
15 : //# You should have received a copy of the GNU General Public License along
16 : //# with this program; if not, write to the Free Software Foundation, Inc.,
17 : //# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
18 : //#
19 : //# Correspondence concerning AIPS++ should be addressed as follows:
20 : //# Internet email: casa-feedback@nrao.edu.
21 : //# Postal address: AIPS++ Project Office
22 : //# National Radio Astronomy Observatory
23 : //# 520 Edgemont Road
24 : //# Charlottesville, VA 22903-2475 USA
25 : //#
26 : //# $Id$
27 :
28 : #include <casacore/casa/Exceptions/Error.h>
29 : #include <iostream>
30 : #include <sstream>
31 :
32 : #include <casacore/casa/Arrays/Matrix.h>
33 : #include <casacore/casa/Arrays/ArrayMath.h>
34 : #include <casacore/casa/Arrays/ArrayLogical.h>
35 :
36 : #include <casacore/casa/Logging.h>
37 : #include <casacore/casa/Logging/LogIO.h>
38 : #include <casacore/casa/Logging/LogMessage.h>
39 : #include <casacore/casa/Logging/LogSink.h>
40 : #include <casacore/casa/Logging/LogMessage.h>
41 : #include <casacore/casa/OS/DirectoryIterator.h>
42 : #include <casacore/casa/OS/File.h>
43 : #include <casacore/casa/OS/Path.h>
44 : #include <casacore/lattices/Lattices/LatticeLocker.h>
45 : #include <casacore/casa/OS/HostInfo.h>
46 : #include <components/ComponentModels/GaussianDeconvolver.h>
47 : #include <casacore/images/Images/TempImage.h>
48 : #include <casacore/images/Images/PagedImage.h>
49 : #include <imageanalysis/ImageAnalysis/CasaImageBeamSet.h>
50 : #include <casacore/lattices/LatticeMath/LatticeMathUtil.h>
51 : #include <casacore/ms/MeasurementSets/MSHistoryHandler.h>
52 : #include <casacore/ms/MeasurementSets/MeasurementSet.h>
53 : #include <casacore/tables/Tables/TableUtil.h>
54 :
55 : #include <synthesis/ImagerObjects/SIImageStore.h>
56 : #include <synthesis/ImagerObjects/SDMaskHandler.h>
57 : #include <synthesis/TransformMachines/StokesImageUtil.h>
58 : #include <synthesis/TransformMachines2/Utils.h>
59 : #include <synthesis/ImagerObjects/SynthesisUtilMethods.h>
60 : #include <casacore/images/Images/ImageRegrid.h>
61 : #include <imageanalysis/ImageAnalysis/ImageStatsCalculator.h>
62 :
63 : //#include <imageanalysis/ImageAnalysis/ImageMaskedPixelReplacer.h>
64 :
65 : #include <sys/types.h>
66 : #include <unistd.h>
67 : #include "SIImageStore.h"
68 : using namespace std;
69 :
70 : using namespace casacore;
71 :
72 : namespace casa { //# NAMESPACE CASA - BEGIN
73 :
74 : //
75 : //===========================================================================
76 : // Global method that I (SB) could make work in SynthesisUtilsMethods.
77 : //
78 : template <class T>
79 0 : void openImage(const String& imagenamefull,std::shared_ptr<ImageInterface<T> >& imPtr )
80 : {
81 0 : LogIO logIO ( LogOrigin("SynthesisImager","openImage(name)") );
82 : try
83 : {
84 0 : if (Table::isReadable(imagenamefull))
85 0 : imPtr.reset( new PagedImage<T>( imagenamefull ) );
86 : }
87 0 : catch (AipsError &x)
88 : {
89 0 : logIO << "Error in reading image \"" << imagenamefull << "\"" << LogIO::EXCEPTION;
90 : }
91 0 : }
92 : //
93 : //--------------------------------------------------------------
94 : //
95 : template
96 : void openImage(const String& imagenamefull, std::shared_ptr<ImageInterface<Float> >& img );
97 : template
98 : void openImage(const String& imagenamefull, std::shared_ptr<ImageInterface<Complex> >& img );
99 : //
100 : //===========================================================================
101 :
102 :
103 : //////////////////////////////////////////////////////////////////////////////////////////////////////
104 : //////////////////////////////////////////////////////////////////////////////////////////////////////
105 : ///// START of SIIMAGESTORE implementation
106 : //////////////////////////////////////////////////////////////////////////////////////////////////////
107 :
108 : //////////////////////////////////////////////////////////////////////////////////////////////////////
109 :
110 0 : SIImageStore::SIImageStore()
111 : {
112 :
113 0 : itsPsf.reset( );
114 0 : itsModel.reset( );
115 0 : itsResidual.reset( );
116 0 : itsWeight.reset( );
117 0 : itsImage.reset( );
118 0 : itsMask.reset( );
119 0 : itsGridWt.reset( );
120 0 : itsPB.reset( );
121 0 : itsImagePBcor.reset();
122 0 : itsTempWorkIm.reset();
123 :
124 0 : itsSumWt.reset( );
125 0 : itsOverWrite = False;
126 0 : itsUseWeight = False;
127 0 : itsPBScaleFactor = 1.0;
128 :
129 0 : itsNFacets = 1;
130 0 : itsFacetId = 0;
131 0 : itsNChanChunks = 1;
132 0 : itsChanId = 0;
133 0 : itsNPolChunks = 1;
134 0 : itsPolId = 0;
135 :
136 0 : itsImageShape = IPosition(4,0,0,0,0);
137 0 : itsImageName = String("");
138 0 : itsCoordSys = CoordinateSystem();
139 0 : itsMiscInfo = Record();
140 :
141 0 : itsIsSingleDishStore = False;
142 :
143 0 : init();
144 : // validate();
145 :
146 0 : }
147 :
148 : // Used from SynthesisNormalizer::makeImageStore()
149 17 : SIImageStore::SIImageStore(
150 : const String &imagename,
151 : const CoordinateSystem &imcoordsys,
152 : const IPosition &imshape,
153 : const String &objectname,
154 : const Record &miscinfo,
155 : // const Int nfacets,
156 : const Bool /*overwrite*/,
157 : const Bool useweightimage,
158 : const Bool issingledishstore
159 17 : )
160 : // TODO : Add parameter to indicate weight image shape.
161 : {
162 34 : LogIO os( LogOrigin("SIImageStore","Open new Images",WHERE) );
163 :
164 :
165 17 : itsPsf.reset( );
166 17 : itsModel.reset( );
167 17 : itsResidual.reset( );
168 17 : itsWeight.reset( );
169 17 : itsImage.reset( );
170 17 : itsMask.reset( );
171 17 : itsGridWt.reset( );
172 17 : itsPB.reset( );
173 17 : itsImagePBcor.reset( );
174 17 : itsTempWorkIm.reset();
175 :
176 17 : itsSumWt.reset( );
177 17 : itsOverWrite = False; // Hard Coding this. See CAS-6937. overwrite;
178 17 : itsUseWeight = useweightimage;
179 17 : itsPBScaleFactor = 1.0;
180 :
181 17 : itsNFacets = 1;
182 17 : itsFacetId = 0;
183 17 : itsNChanChunks = 1;
184 17 : itsChanId = 0;
185 17 : itsNPolChunks = 1;
186 17 : itsPolId = 0;
187 :
188 17 : itsImageName = imagename;
189 17 : itsCoordSys = imcoordsys;
190 17 : itsImageShape = imshape;
191 17 : itsObjectName = objectname;
192 17 : itsMiscInfo = miscinfo;
193 :
194 17 : itsIsSingleDishStore = issingledishstore;
195 :
196 17 : init();
197 :
198 17 : validate();
199 17 : }
200 :
201 : // Used from SynthesisNormalizer::makeImageStore()
202 : // This constructor creates an Image Store from images on disk
203 68 : SIImageStore::SIImageStore(
204 : const String &imagename,
205 : const Bool ignorefacets,
206 : const Bool noRequireSumwt,
207 68 : const Bool makeSingleDishStore)
208 : {
209 136 : LogIO os( LogOrigin("SIImageStore","Open existing Images",WHERE) );
210 :
211 : { // Initialize some members
212 68 : itsImageName = imagename;
213 :
214 68 : itsPsf.reset( );
215 68 : itsModel.reset( );
216 68 : itsResidual.reset( );
217 68 : itsWeight.reset( );
218 68 : itsImage.reset( );
219 68 : itsMask.reset( );
220 68 : itsGridWt.reset( );
221 68 : itsPB.reset( );
222 68 : itsImagePBcor.reset( );
223 68 : itsTempWorkIm.reset();
224 68 : itsMiscInfo = Record();
225 :
226 68 : itsSumWt.reset( );
227 68 : itsNFacets = 1;
228 68 : itsFacetId = 0;
229 68 : itsNChanChunks = 1;
230 68 : itsChanId = 0;
231 68 : itsNPolChunks = 1;
232 68 : itsPolId = 0;
233 :
234 68 : itsOverWrite = False;
235 :
236 68 : itsIsSingleDishStore = makeSingleDishStore;
237 : }
238 :
239 : // Need to do this init now so that imageExts is initialized
240 68 : init();
241 :
242 : // Since this constructor creates an ImStore from images on disk,
243 : // it needs at least one of the images to actually be present on disk,
244 : // from which it can retrieve shape and coordsys information.
245 :
246 : { // Do we have at least 1 usable image ?
247 68 : constexpr SIImageStore::IMAGE_IDS imageIds[] = {
248 : SIImageStore::PSF,
249 : SIImageStore::RESIDUAL,
250 : SIImageStore::MODEL,
251 : SIImageStore::PB,
252 : SIImageStore::WEIGHT,
253 : SIImageStore::GRIDWT,
254 : };
255 :
256 68 : std::shared_ptr<ImageInterface<Float> > imptr;
257 :
258 68 : auto haveImage = False;
259 68 : for (auto imageId : imageIds) {
260 68 : const auto imageName = imageFullName(imageId);
261 68 : if (doesImageExist(imageName)) {
262 68 : if (imageId == SIImageStore::GRIDWT) {
263 0 : constexpr auto preserveOldComment = True;
264 : // How can this be right ?
265 : }
266 68 : buildImage(imptr, imageName);
267 68 : haveImage = True;
268 68 : break;
269 : }
270 68 : }
271 :
272 68 : if (haveImage) {
273 68 : itsObjectName = imptr->imageInfo().objectName();
274 68 : itsImageShape = imptr->shape();
275 68 : itsCoordSys = imptr->coordinates();
276 68 : itsMiscInfo = imptr->miscInfo();
277 : } else {
278 0 : String errMsg;
279 0 : if (not itsIsSingleDishStore) {
280 : errMsg = "PSF, Residual, Model Image (or sumwt) do not exist."
281 0 : " Please create one of them.";
282 : } else {
283 0 : errMsg = String("Single-dish image and single-dish weight image"
284 : " do not exist. Please create one of:\n")
285 0 : + imageFullName(SIImageStore::RESIDUAL) + "\nor\n"
286 0 : + imageFullName(SIImageStore::WEIGHT);
287 : }
288 0 : throw AipsError(errMsg);
289 0 : }
290 68 : }
291 :
292 : { // Handle special case: psf or residual exist
293 : // Should we update things here when itsIsSingleDishStore = True ?
294 68 : if ( doesImageExist( imageFullName(RESIDUAL) )
295 68 : or doesImageExist( imageFullName(PSF) ) ) {
296 68 : if ( doesImageExist( imageFullName(SUMWT)) ) {
297 68 : std::shared_ptr<ImageInterface<Float> > imptr;
298 68 : buildImage(imptr, imageFullName(SUMWT) );
299 68 : itsNFacets = imptr->shape()[0];
300 68 : itsFacetId = 0;
301 68 : itsUseWeight = getUseWeightImage( *imptr );
302 68 : itsPBScaleFactor = 1.0; // No need to set properly here
303 : // as it will be calc'd in ()
304 : // Redo this here as psf may have different coordinates
305 68 : itsCoordSys = imptr->coordinates();
306 68 : itsMiscInfo =imptr->miscInfo();
307 136 : if ( itsUseWeight
308 68 : and not doesImageExist( imageFullName(WEIGHT) ) ) {
309 0 : throw AipsError(
310 : "Internal error : Sumwt has a useweightimage=True"
311 : " but the weight image does not exist."
312 0 : );
313 : }
314 68 : } else {
315 0 : if (not noRequireSumwt) { // .sumwt image required?
316 : // -> probably not for just the minor cycle (aka task deconvolve)
317 0 : throw AipsError(
318 : "SumWt information does not exist."
319 : " Please create either a PSF or Residual"
320 0 : );
321 : } else {
322 : os << "SumWt does not exist. Proceeding only with PSF"
323 0 : << LogIO::POST;
324 0 : std::shared_ptr<ImageInterface<Float> > imptr;
325 0 : if ( doesImageExist( imageFullName(RESIDUAL) ) ) {
326 0 : buildImage(imptr, imageFullName(RESIDUAL) );
327 : }
328 : else {
329 0 : buildImage(imptr, imageFullName(PSF) );
330 : }
331 :
332 0 : itsNFacets = 1;
333 0 : itsFacetId = 0;
334 0 : itsUseWeight = False;
335 0 : itsPBScaleFactor = 1.0;
336 0 : itsCoordSys = imptr->coordinates();
337 0 : itsMiscInfo = imptr->miscInfo();
338 0 : }
339 : }
340 : } // if psf or residual exist
341 : } // Handle special case
342 :
343 68 : if (ignorefacets == True) itsNFacets = 1;
344 :
345 : // Why again ?
346 68 : init();
347 :
348 68 : validate();
349 68 : }
350 :
351 : // used from getSubImageStore(), for example when creating the facets list
352 : // this would be safer if it was refactored as a copy constructor of the generic stuff +
353 : // initialization of the facet related parameters
354 0 : SIImageStore::SIImageStore(const std::shared_ptr<ImageInterface<Float> > &modelim,
355 : const std::shared_ptr<ImageInterface<Float> > &residim,
356 : const std::shared_ptr<ImageInterface<Float> > &psfim,
357 : const std::shared_ptr<ImageInterface<Float> > &weightim,
358 : const std::shared_ptr<ImageInterface<Float> > &restoredim,
359 : const std::shared_ptr<ImageInterface<Float> > &maskim,
360 : const std::shared_ptr<ImageInterface<Float> > &sumwtim,
361 : const std::shared_ptr<ImageInterface<Float> > &gridwtim,
362 : const std::shared_ptr<ImageInterface<Float> > &pbim,
363 : const std::shared_ptr<ImageInterface<Float> > &restoredpbcorim,
364 : const std::shared_ptr<ImageInterface<Float> > & tempworkimage,
365 : const CoordinateSystem &csys,
366 : const IPosition &imshape,
367 : const String &imagename,
368 : const String &objectname,
369 : const Record &miscinfo,
370 : const Int facet, const Int nfacets,
371 : const Int chan, const Int nchanchunks,
372 : const Int pol, const Int npolchunks,
373 0 : const Bool useweightimage)
374 : {
375 :
376 :
377 0 : itsPsf=psfim;
378 0 : itsModel=modelim;
379 0 : itsResidual=residim;
380 : /* if(residim){
381 : LatticeLocker lock1(*itsResidual, FileLocker::Read);
382 : cerr << "RESIDMAX " << max(itsResidual->get()) << " " << max(residim->get()) << endl;
383 : }*/
384 0 : itsWeight=weightim;
385 0 : itsImage=restoredim;
386 0 : itsMask=maskim;
387 :
388 0 : itsSumWt=sumwtim;
389 :
390 0 : itsGridWt=gridwtim;
391 0 : itsPB=pbim;
392 0 : itsImagePBcor=restoredpbcorim;
393 0 : itsTempWorkIm=tempworkimage;
394 :
395 0 : itsPBScaleFactor=1.0;// No need to set properly here as it will be computed in makePSF.
396 :
397 0 : itsObjectName = objectname;
398 0 : itsMiscInfo = miscinfo;
399 :
400 0 : itsNFacets = nfacets;
401 0 : itsFacetId = facet;
402 0 : itsNChanChunks = nchanchunks;
403 0 : itsChanId = chan;
404 0 : itsNPolChunks = npolchunks;
405 0 : itsPolId = pol;
406 :
407 0 : itsOverWrite=False;
408 0 : itsUseWeight=useweightimage;
409 :
410 0 : itsParentImageShape = imshape;
411 0 : itsImageShape = imshape;
412 :
413 0 : itsParentCoordSys = csys;
414 0 : itsCoordSys = csys; // Hopefully this doesn't change for a reference image
415 0 : itsImageName = imagename;
416 :
417 0 : itsIsSingleDishStore = False;
418 :
419 : //-----------------------
420 0 : init(); // Connect parent pointers to the images.
421 : //-----------------------
422 :
423 : // Set these to null, to be set later upon first access.
424 0 : itsPsf.reset( );
425 0 : itsModel.reset( );
426 0 : itsResidual.reset( );
427 0 : itsWeight.reset( );
428 0 : itsImage.reset( );
429 0 : itsMask.reset( );
430 0 : itsSumWt.reset( );
431 0 : itsPB.reset( );
432 :
433 0 : validate();
434 0 : }
435 :
436 136 : void SIImageStore::validate()
437 : {
438 : // There are two valid states. Check for at least one of them.
439 136 : Bool inValidState = False;
440 :
441 136 : stringstream oss;
442 : { // Initialize error message
443 : oss
444 136 : << "shape:" << itsImageShape
445 136 : << " parentimageshape:" << itsParentImageShape
446 136 : << " nfacets:" << itsNFacets << "x" << itsNFacets
447 136 : << " facetid:" << itsFacetId
448 136 : << " nchanchunks:" << itsNChanChunks << " chanid:" << itsChanId
449 136 : << " npolchunks:" << itsNPolChunks << " polid:" << itsPolId
450 136 : << " coord-dim:" << itsCoordSys.nPixelAxes()
451 136 : << " psf/res:" << (hasPsf() or hasResidual());
452 136 : if ( hasSumWt() ) oss << " sumwtshape : " << sumwt()->shape();
453 136 : oss << endl;
454 : }
455 :
456 : try {
457 :
458 136 : if ( itsCoordSys.nPixelAxes() != 4 ) inValidState = False;
459 :
460 : // (1) Regular imagestore
461 136 : if (
462 136 : itsNFacets == 1 and itsFacetId == 0
463 136 : and itsNChanChunks == 1 and itsChanId == 0
464 136 : and itsNPolChunks == 1 and itsPolId == 0 ) {
465 136 : Bool sumWtShapeOK = hasSumWt() and sumwt()->shape()[0] == 1;
466 136 : if ( itsImageShape.isEqual(itsParentImageShape)
467 136 : and ( sumWtShapeOK or not hasSumWt() )
468 272 : and itsParentImageShape.product() > 0 ) inValidState = True;
469 136 : }
470 : // (2) Reference Sub Imagestore
471 0 : else if (
472 0 : ( itsNFacets > 1 and itsFacetId >= 0 )
473 0 : or ( itsNChanChunks > 1 and itsChanId >= 0 )
474 0 : or ( itsNPolChunks > 1 and itsPolId >= 0 ) ) {
475 : // If shape is still unset, even when the first image has been made....
476 : Bool imgShapeOK1 =
477 0 : ( itsImageShape.product() > 0 and ( hasPsf() or hasResidual() ) );
478 : Bool imgShapeOK2 =
479 0 : ( itsImageShape.isEqual(IPosition(4,0,0,0,0)) and
480 0 : ( not hasPsf() and not hasResidual() )
481 0 : );
482 0 : Bool imgShapeOK = imgShapeOK1 or imgShapeOK2;
483 : Bool sumWtShapeOK =
484 0 : hasSumWt() and sumwt()->shape()[0] == 1; // One facet only.
485 :
486 0 : if ( imgShapeOK and ( itsParentImageShape.product() > 0 )
487 0 : and ( itsFacetId < itsNFacets*itsNFacets )
488 : // and (itsChanId<=itsNChanChunks) // chanchunks can be larger...
489 0 : and ( itsPolId < itsNPolChunks )
490 0 : and ( sumWtShapeOK or not hasSumWt() ) ) inValidState = True;
491 : }
492 :
493 : }
494 0 : catch ( AipsError &err ) {
495 0 : inValidState = False;
496 0 : oss << " ||||| " << err.getMesg() << endl;
497 0 : }
498 :
499 136 : if ( not inValidState ) {
500 0 : throw AipsError(
501 0 : "Internal Error : Invalid ImageStore state : " + oss.str()
502 0 : );
503 : }
504 :
505 136 : }
506 :
507 :
508 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
509 :
510 0 : std::shared_ptr<SIImageStore> SIImageStore::getSubImageStore(const Int facet, const Int nfacets,
511 : const Int chan, const Int nchanchunks,
512 : const Int pol, const Int npolchunks)
513 : {
514 :
515 0 : return std::make_shared<SIImageStore>(itsModel, itsResidual, itsPsf, itsWeight, itsImage, itsMask, itsSumWt, itsGridWt, itsPB, itsImagePBcor, itsTempWorkIm, itsCoordSys, itsImageShape, itsImageName, itsObjectName, itsMiscInfo, facet, nfacets, chan, nchanchunks, pol, npolchunks, itsUseWeight);
516 : }
517 :
518 : /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
519 : //// Either read an image from disk, or construct one.
520 :
521 323 : std::shared_ptr<ImageInterface<Float> > SIImageStore::openImage(const String imagenamefull,
522 : const Bool overwrite,
523 : const Bool dosumwt, const Int nfacetsperside, const Bool checkCoordSys)
524 : {
525 :
526 :
527 323 : std::shared_ptr<ImageInterface<Float> > imPtr;
528 323 : IPosition useShape( itsParentImageShape );
529 :
530 323 : if( dosumwt ) // change shape to sumwt image shape.
531 : {
532 68 : useShape[0] = nfacetsperside;
533 68 : useShape[1] = nfacetsperside;
534 : // cout << "openImage : Making sumwt grid : using shape : " << useShape << endl;
535 : }
536 :
537 : // overwrite=False; /// HARD CODING THIS. See CAS-6937.
538 :
539 : // cout << "Open image : " << imagenamefull << " useShape : " << useShape << endl;
540 :
541 : // if image exists
542 : // if overwrite=T
543 : // try to make new image
544 : // if not, try to open existing image
545 : // if cannot, complain.
546 : // if overwrite=F
547 : // try to open existing image
548 : // if cannot, complain
549 : // if image does not exist
550 : // try to make new image
551 : // if cannot, complain
552 323 : Bool dbg=False;
553 323 : if( doesImageExist( imagenamefull ) )
554 : {
555 : ///// not used since itsOverWrite is hardcoded to FALSE (CAS-6937)
556 221 : if (overwrite) //overwrite and make new image
557 : {
558 0 : if(dbg) cout << "Trying to overwrite and open new image named : " << imagenamefull << " ow:"<< overwrite << endl;
559 : try{
560 0 : buildImage(imPtr, useShape, itsParentCoordSys, imagenamefull) ;
561 0 : LatticeLocker lock1(*imPtr, FileLocker::Write);
562 : // initialize to zeros...
563 0 : imPtr->set(0.0);
564 0 : }
565 0 : catch (AipsError &x){
566 0 : if(dbg)cout << "Cannot overwrite : " << x.getMesg() << endl;
567 0 : if(dbg)cout << "Open already ? : " << Table::isOpened( imagenamefull ) << " Writable ? : " << Table::isWritable( imagenamefull ) << endl;
568 0 : if(Table::isWritable( imagenamefull ))
569 : {
570 0 : if(dbg) cout << "--- Trying to open existing image : "<< imagenamefull << endl;
571 : try{
572 0 : buildImage( imPtr, imagenamefull );
573 : }
574 0 : catch (AipsError &x){
575 0 : throw( AipsError("Writable table exists, but cannot open : " + x.getMesg() ) );
576 0 : }
577 : }// is table writable
578 : else
579 : {
580 0 : throw( AipsError("Cannot overwrite existing image. : " + x.getMesg() ) );
581 : }
582 0 : }
583 : }// overwrite existing image
584 : else // open existing image ( Always tries this )
585 : {
586 : if(1) //Table::isWritable( imagenamefull ))
587 : {
588 221 : if(dbg) cout << "Trying to open existing image : "<< imagenamefull << endl;
589 : try{
590 221 : buildImage( imPtr, imagenamefull ) ;
591 :
592 221 : if( !dosumwt)
593 : {
594 : //cout << useShape << " and " << imPtr->shape() << " ---- " << useShape.product() << " : " << itsCoordSys.nCoordinates() << endl;
595 : // Check if coordsys and shape of this image are consistent with current ones (if filled)
596 :
597 170 : if( useShape.product()>0 && ! useShape.isEqual( imPtr->shape() ) )
598 : {
599 0 : ostringstream oo1,oo2;
600 0 : oo1 << useShape; oo2 << imPtr->shape();
601 0 : throw( AipsError( "There is a shape mismatch between existing images ("+oo2.str()+") and current parameters ("+oo1.str()+"). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing." ) );
602 0 : }
603 :
604 :
605 :
606 170 : if( itsParentCoordSys.nCoordinates()>0 && checkCoordSys && ! itsParentCoordSys.near( imPtr->coordinates()) )
607 : {
608 : /// Implement an exception to get CAS-9977 to work. Modify the current coordsys to match the parent.
609 : /// "The DirectionCoordinates have differing latpoles"
610 0 : if( itsParentCoordSys.errorMessage().contains("differing latpoles") )
611 : {
612 0 : DirectionCoordinate dcord = itsParentCoordSys.directionCoordinate();
613 : //cout << "Latpole from parent : " << dcord.longLatPoles() << endl;
614 :
615 0 : DirectionCoordinate dcord2 = imPtr->coordinates().directionCoordinate();
616 : //cout << "Latpole from imPtr : " << dcord2.longLatPoles() << endl;
617 :
618 0 : LogIO os( LogOrigin("SIImageStore","Open existing Images",WHERE) );
619 0 : os << " Mismatch in Csys latpoles between existing image on disk (" << dcord2.longLatPoles() << ") and current imaging run (" << dcord.longLatPoles() << ") : " << itsParentCoordSys.errorMessage() << " -- Resetting to match image on disk" << LogIO::WARN << LogIO::POST;
620 : // cout << "Set the coordinate from the Parent value" << endl;
621 : //imPtr->setCoordinateInfo( itsParentCoordSys );
622 0 : itsParentCoordSys = imPtr->coordinates();
623 0 : }
624 :
625 : // Check again.
626 0 : if ( ! itsParentCoordSys.near( imPtr->coordinates() ) )
627 : {
628 : //cout << " Still different..." << endl;
629 0 : throw( AipsError( "There is a coordinate system mismatch between existing images on disk and current parameters ("+itsParentCoordSys.errorMessage()+"). If you are attempting to restart a run, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new coordinate system before continuing. " ) );
630 : }
631 : //}
632 : }
633 : }// not dosumwt
634 : }
635 0 : catch (AipsError &x){
636 0 : throw( AipsError("Cannot open existing image : "+imagenamefull+" : " + x.getMesg() ) );
637 0 : }
638 : }// is table writable
639 : else // table exists but not writeable
640 : {
641 : if(dbg)cout << "Table exists but not writeable : " << imagenamefull << " --- Open : " << Table::isOpened( imagenamefull ) << endl;
642 : throw( AipsError("Image exists but not able to open for writes :"+imagenamefull+ ". Opened elsewhere : " + String::toString(Table::isOpened(imagenamefull))) );
643 : }
644 : }// open existing image
645 : }// if image exists
646 : else // image doesn't exist. make new one
647 : {
648 102 : if(dbg) cout << "Trying to open new image named : " << imagenamefull << endl;
649 : try{
650 102 : buildImage(imPtr, useShape, itsParentCoordSys, imagenamefull) ;
651 : // initialize to zeros...
652 : {
653 102 : LatticeLocker lock1(*imPtr, FileLocker::Write);
654 102 : imPtr->set(0.0);
655 102 : imPtr->flush();
656 102 : imPtr->unlock();
657 102 : }
658 : }
659 0 : catch (AipsError &x){
660 0 : throw( AipsError("Cannot make new image. : " + x.getMesg() ) );
661 0 : }
662 : }
663 :
664 :
665 : //////////////////////////////////////
666 : /*
667 : if( overwrite || !Table::isWritable( imagenamefull ) )
668 : {
669 : cout << "Trying to open new image named : " << imagenamefull << " ow:"<< overwrite << endl;
670 : imPtr.reset( new PagedImage<Float> (useShape, itsCoordSys, imagenamefull) );
671 : // initialize to zeros...
672 : imPtr->set(0.0);
673 : }
674 : else
675 : {
676 : if(Table::isWritable( imagenamefull ))
677 : {
678 : cout << "Trying to open existing image : "<< imagenamefull << endl;
679 : try{
680 : imPtr.reset( new PagedImage<Float>( imagenamefull ) );
681 : }
682 : catch (AipsError &x){
683 : cerr << "Writable table exists, but cannot open. Creating temp image. : " << x.getMesg() << endl;
684 : imPtr.reset( new TempImage<Float> (useShape, itsCoordSys) );
685 : // imPtr=new PagedImage<Float> (useShape, itsCoordSys, imagenamefull);
686 : imPtr->set(0.0);
687 : }
688 : }
689 : else
690 : {
691 : cerr << "Table " << imagenamefull << " is not writeable. Creating temp image." << endl;
692 : imPtr.reset( new TempImage<Float> (useShape, itsCoordSys) );
693 : imPtr->set(0.0);
694 : }
695 : }
696 : */
697 646 : return imPtr;
698 323 : }
699 :
700 102 : void SIImageStore::buildImage(std::shared_ptr<ImageInterface<Float> > &imptr, IPosition shape,
701 : CoordinateSystem csys, const String name)
702 : {
703 204 : LogIO os( LogOrigin("SIImageStore", "Open non-existing image", WHERE) );
704 102 : os <<"Opening image, name: " << name << LogIO::DEBUG1;
705 :
706 102 : itsOpened++;
707 : //For some reason cannot open a new paged image with UserNoread directly
708 : {
709 102 : PagedImage<Float> godot(shape, csys, name);
710 102 : godot.unlock();
711 102 : }
712 102 : TableLock::LockOption locktype=TableLock::AutoNoReadLocking;
713 : //TableLock::LockOption locktype=TableLock::UserLocking;
714 : /*if((name.contains(imageExts(PSF)) && !name.contains(imageExts(PSF)+".tt"))|| (name.contains(imageExts(RESIDUAL))&& !name.contains(imageExts(RESIDUAL)+".tt")) || (name.contains(imageExts(SUMWT)) && !name.contains(imageExts(SUMWT)+".tt"))){
715 : locktype=TableLock::UserNoReadLocking;
716 : }*/
717 102 : imptr.reset( new PagedImage<Float> (name, locktype) );
718 : {
719 102 : LatticeLocker lock1(*imptr, FileLocker::Write);
720 102 : initMetaInfo(imptr, name);
721 102 : imptr->unlock();
722 102 : }
723 : /*
724 : Int MEMFACTOR = 18;
725 : Double memoryMB=HostInfo::memoryTotal(True)/1024/(MEMFACTOR*itsOpened);
726 :
727 :
728 : TempImage<Float> *tptr = new TempImage( TiledShape(shape, tileShape()), csys, memoryBeforeLattice() ) ;
729 :
730 : tptr->setMaximumCacheSize(shape.product());
731 : tptr->cleanCache();
732 :
733 : imptr.reset( tptr );
734 :
735 : */
736 102 : }
737 :
738 357 : void SIImageStore::buildImage(std::shared_ptr<ImageInterface<Float> > &imptr, const String name)
739 : {
740 714 : LogIO os(LogOrigin("SIImageStore", "Open existing Images", WHERE));
741 357 : os <<"Opening image, name: " << name << LogIO::DEBUG1;
742 :
743 357 : itsOpened++;
744 357 : if ( Table::isReadable(name) ) {
745 357 : TableLock::LockOption locktype=TableLock::AutoNoReadLocking;
746 : /* if (
747 : ( name.contains(imageExts(PSF)) and
748 : not name.contains(imageExts(PSF) + ".tt")
749 : ) or
750 : ( name.contains(imageExts(RESIDUAL)) and
751 : not name.contains(imageExts(RESIDUAL)+".tt")
752 : ) or
753 : ( name.contains(imageExts(SUMWT)) and
754 : not name.contains(imageExts(SUMWT)+".tt")
755 : )
756 : ) {
757 : locktype=TableLock::UserNoReadLocking;
758 : }
759 : */
760 357 : Table table(name, locktype);
761 357 : String type = table.tableInfo().type();
762 357 : if ( type != TableInfo::type(TableInfo::PAGEDIMAGE) ) {
763 :
764 0 : imptr.reset( new PagedImage<Float>( table ) );
765 0 : imptr->unlock();
766 0 : return;
767 : }
768 357 : }
769 :
770 357 : LatticeBase* latt =ImageOpener::openImage(name);
771 357 : if (not latt) {
772 0 : throw AipsError("Error in opening Image : "+name);
773 : }
774 357 : DataType dtype = latt->dataType();
775 357 : if (dtype == TpFloat) {
776 357 : imptr.reset(dynamic_cast<ImageInterface<Float>* >(latt));
777 : } else {
778 0 : throw AipsError( "Need image to have float values : "+name);
779 : }
780 :
781 : /*
782 : std::shared_ptr<casacore::ImageInterface<Float> > fim;
783 : std::shared_ptr<casacore::ImageInterface<Complex> > cim;
784 :
785 : std::tie(fim , cim)=ImageFactory::fromFile(name);
786 : if (fim) {
787 : imptr.reset(
788 : dynamic_cast<std::shared_ptr<casacore::ImageInterface<Float> > >(*fim)
789 : );
790 : } else {
791 : throw AipsError("Cannot open with ImageFactory : "+name);
792 : }
793 : */
794 :
795 : /*
796 : IPosition cimageShape;
797 : CoordinateSystem cimageCoord = StokesImageUtil::CStokesCoord(
798 : itsCoordSys,
799 : whichStokes,
800 : itsDataPolRep
801 : );
802 : */
803 :
804 357 : }
805 :
806 : /**
807 : * Sets ImageInfo and MiscInfo on an image
808 : *
809 : * @param imptr image to initialize
810 : */
811 102 : void SIImageStore::initMetaInfo(std::shared_ptr<ImageInterface<Float> > &imptr,
812 : const String name)
813 : {
814 : // Check objectname, as one of the mandatory fields. What this is meant to check is -
815 : // has the metainfo been initialized? If not, grab info from associated PSF
816 102 : LatticeLocker lock1(*imptr, FileLocker::Write);
817 102 : if (not itsObjectName.empty()) {
818 102 : ImageInfo info = imptr->imageInfo();
819 102 : info.setObjectName(itsObjectName);
820 102 : imptr->setImageInfo(info);
821 102 : imptr->setMiscInfo(itsMiscInfo);
822 102 : } else if (std::string::npos == name.find(imageExts(PSF))) {
823 0 : auto srcImg = psf(0);
824 0 : if (nullptr != srcImg) {
825 0 : imptr->setImageInfo(srcImg->imageInfo());
826 0 : imptr->setMiscInfo(srcImg->miscInfo());
827 : }
828 0 : }
829 102 : imptr->unlock();
830 102 : }
831 :
832 :
833 : /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
834 0 : void SIImageStore::setMiscInfo(const Record miscinfo)
835 : {
836 0 : itsMiscInfo = miscinfo;
837 0 : }
838 :
839 0 : void SIImageStore::setObjectName(const String name)
840 : {
841 0 : itsObjectName = name;
842 0 : }
843 :
844 : /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
845 :
846 68 : std::shared_ptr<ImageInterface<Float> > SIImageStore::makeSubImage(const Int facet, const Int nfacets,
847 : const Int chan, const Int nchanchunks,
848 : const Int pol, const Int npolchunks,
849 : ImageInterface<Float>& image)
850 : {
851 : //assuming n x n facets
852 68 : Int nx_facets=Int(sqrt(Double(nfacets)));
853 136 : LogIO os( LogOrigin("SynthesisImager","makeFacet") );
854 : // Make the output image
855 68 : Slicer imageSlicer;
856 :
857 : // Add checks for all dimensions..
858 68 : if((facet>(nfacets-1))||(facet<0)) {
859 0 : os << LogIO::SEVERE << "Illegal facet " << facet << LogIO::POST;
860 0 : return std::shared_ptr<ImageInterface<Float> >();
861 : }
862 68 : IPosition imshp=image.shape();
863 68 : IPosition blc(imshp.nelements(), 0);
864 68 : IPosition trc=imshp-1;
865 68 : IPosition inc(imshp.nelements(), 1);
866 :
867 : /// Facets
868 68 : Int facetx = facet % nx_facets;
869 68 : Int facety = (facet - facetx) / nx_facets;
870 68 : Int sizex = imshp(0) / nx_facets;
871 68 : Int sizey = imshp(1) / nx_facets;
872 68 : blc(1) = facety * sizey;
873 68 : trc(1) = blc(1) + sizey - 1;
874 68 : blc(0) = facetx * sizex;
875 68 : trc(0) = blc(0) + sizex - 1;
876 :
877 : /// Pol Chunks
878 68 : Int sizepol = imshp(2) / npolchunks;
879 68 : blc(2) = pol * sizepol;
880 68 : trc(2) = blc(2) + sizepol - 1;
881 :
882 : /// Chan Chunks
883 68 : Int sizechan = imshp(3) / nchanchunks;
884 68 : blc(3) = chan * sizechan;
885 68 : trc(3) = blc(3) + sizechan - 1;
886 :
887 68 : LCBox::verify(blc, trc, inc, imshp);
888 68 : Slicer imslice(blc, trc, inc, Slicer::endIsLast);
889 :
890 : // Now create the sub image
891 68 : std::shared_ptr<ImageInterface<Float> > referenceImage( new SubImage<Float>(image, imslice, True) );
892 : {
893 68 : LatticeLocker lock1(*referenceImage, FileLocker::Write);
894 68 : referenceImage->setMiscInfo(image.miscInfo());
895 68 : referenceImage->setUnits(image.units());
896 :
897 68 : }
898 :
899 : // cout << "Made Ref subimage of shape : " << referenceImage->shape() << endl;
900 :
901 68 : return referenceImage;
902 :
903 68 : }
904 :
905 :
906 :
907 : //////////////////////////////////////////////////////////////////////////////////////////////////////
908 :
909 153 : SIImageStore::~SIImageStore()
910 : {
911 153 : }
912 :
913 : //////////////////////////////////////////////////////////////////////////////////////////////////////
914 : //////////////////////////////////////////////////////////////////////////////////////////////////////
915 :
916 221 : Bool SIImageStore::releaseLocks()
917 : {
918 : //LogIO os( LogOrigin("SIImageStore","releaseLocks",WHERE) );
919 :
920 : // String fname( itsImageName+String(".info") );
921 : // makePersistent( fname );
922 :
923 221 : if( itsPsf ) releaseImage( itsPsf );
924 221 : if( itsModel ) { releaseImage( itsModel ); }
925 221 : if( itsResidual ) releaseImage( itsResidual );
926 221 : if( itsImage ) releaseImage( itsImage );
927 221 : if( itsWeight ) releaseImage( itsWeight );
928 221 : if( itsMask ) releaseImage( itsMask );
929 221 : if( itsSumWt ) releaseImage( itsSumWt );
930 221 : if( itsGridWt ) releaseImage( itsGridWt );
931 221 : if( itsPB ) releaseImage( itsPB );
932 221 : if( itsImagePBcor ) releaseImage( itsImagePBcor );
933 :
934 221 : return True; // do something more intelligent here.
935 : }
936 :
937 0 : Bool SIImageStore::releaseComplexGrids()
938 : {
939 : //LogIO os( LogOrigin("SIImageStore","releaseComplexGrids",WHERE) );
940 :
941 0 : if( itsForwardGrid ) releaseImage( itsForwardGrid );
942 0 : if( itsBackwardGrid ) releaseImage( itsBackwardGrid );
943 :
944 0 : return True; // do something more intelligent here.
945 : }
946 :
947 306 : void SIImageStore::releaseImage( std::shared_ptr<ImageInterface<Float> > &im )
948 : {
949 : //cerr << this << " releaseimage " << im.get() << endl;
950 : //LogIO os( LogOrigin("SIImageStore","releaseLocks",WHERE) );
951 306 : im->flush();
952 : //os << LogIO::WARN << "clear cache" << LogIO::POST;
953 306 : im->clearCache();
954 : //os << LogIO::WARN << "unlock" << LogIO::POST;
955 306 : im->unlock();
956 : //os << LogIO::WARN << "tempClose" << LogIO::POST;
957 : //im->tempClose();
958 : //os << LogIO::WARN << "NULL" << LogIO::POST;
959 306 : im.reset(); // This was added to allow modification by modules independently
960 306 : }
961 :
962 0 : void SIImageStore::releaseImage( std::shared_ptr<ImageInterface<Complex> > &im )
963 : {
964 0 : im->tempClose();
965 0 : }
966 :
967 : //////////////////////////////////////////////////////////////////////////////////////////////////////
968 : //////////////////////////////////////////////////////////////////////////////////////////////////////
969 0 : Vector<String> SIImageStore::getModelImageName()
970 : {
971 0 : Vector<String> mods(1);
972 0 : mods[0]=itsImageName + imageExts(MODEL);
973 0 : return mods;
974 0 : }
975 :
976 17 : Long SIImageStore::estimateRAM(){
977 : //right now this is estimated at 2MB for the 2 complex lattices;
978 17 : return Long(2000);
979 : }
980 0 : void SIImageStore::setModelImage( const Vector<String> &modelnames)
981 : {
982 0 : LogIO os( LogOrigin("SIImageStore","setModelImage",WHERE) );
983 :
984 0 : if( modelnames.nelements() > 1 )
985 0 : {throw( AipsError("Multiple starting model images are currently not supported. Please merge them before supplying as input to startmodel"));
986 : /// If needed, THIS is the place to add code to support lists of model images... perhaps regrid separately and add them up or some such thing.
987 : }
988 :
989 0 : if( modelnames.nelements()==1 ) { setModelImageOne( modelnames[0] ); }
990 0 : }
991 :
992 :
993 :
994 0 : void SIImageStore::setModelImageOne( const String &modelname , Int nterm)
995 : {
996 0 : LogIO os( LogOrigin("SIImageStore","setModelImageOne",WHERE) );
997 :
998 0 : if(modelname==String("")) return;
999 :
1000 0 : Bool multiterm=False;
1001 0 : if(nterm>-1)multiterm=True;
1002 0 : if(nterm==-1)nterm=0;
1003 :
1004 0 : Directory immodel( modelname ); // +String(".model") );
1005 0 : if( !immodel.exists() )
1006 : {
1007 0 : os << "Starting model image " << modelname << " does not exist. No initial prediction will be done" << ((multiterm)?String(" for term")+String::toString(nterm) :"") << LogIO::POST;
1008 0 : return;
1009 : }
1010 :
1011 : // master merge 2019.01.08 - leaving in the commnets for now but clean up after it is verified
1012 : //SHARED_PTR<PagedImage<Float> > newmodel( new PagedImage<Float>( modelname ) ); //+String(".model") ) );
1013 : //SHARED_PTR<ImageInterface<Float> > newmodel;
1014 0 : std::shared_ptr<ImageInterface<Float> > newmodel;
1015 0 : buildImage(newmodel, modelname);
1016 : // in master
1017 : //std::shared_ptr<PagedImage<Float> > newmodel( new PagedImage<Float>( modelname ) ); //+String(".model") ) );
1018 :
1019 0 : Bool hasMask = newmodel->isMasked(); /// || newmodel->hasPixelMask() ;
1020 :
1021 0 : if( hasMask )
1022 : {
1023 :
1024 0 : os << "Input startmodel has an internal mask. Setting masked pixels to zero" << LogIO::POST;
1025 :
1026 : try {
1027 :
1028 : ////// Neat function to replace masked pixels, but it will do it in-place.
1029 : ////// We need to not modify the input model on disk, but apply the mask only OTF before
1030 : ////// regridding to the target image,.
1031 : // ImageMaskedPixelReplacer<Float> impr( newmodel, 0, "" );
1032 : // impr.replace("0", False, False );
1033 :
1034 :
1035 0 : TempImage<Float> maskmodel( newmodel->shape(), newmodel->coordinates() );
1036 0 : IPosition inshape = newmodel->shape();
1037 0 : for(Int pol=0; pol<inshape[2]; pol++)
1038 : {
1039 0 : for(Int chan=0; chan<inshape[3]; chan++)
1040 : {
1041 0 : IPosition pos(4,0,0,pol,chan);
1042 : std::shared_ptr<ImageInterface<Float> > subim=makeSubImage(0,1,
1043 0 : chan, inshape[3],
1044 0 : pol, inshape[2],
1045 0 : (*newmodel) );
1046 :
1047 : std::shared_ptr<ImageInterface<Float> > submaskmodel=makeSubImage(0,1,
1048 0 : chan, inshape[3],
1049 0 : pol, inshape[2],
1050 0 : maskmodel );
1051 :
1052 0 : ArrayLattice<Bool> pixmask( subim->getMask() );
1053 0 : LatticeExpr<Float> masked( (*subim) * iif(pixmask,1.0,0.0) );
1054 0 : submaskmodel->copyData( masked );
1055 0 : }
1056 : }
1057 :
1058 :
1059 :
1060 : // Check shapes, coordsys with those of other images. If different, try to re-grid here.
1061 0 : if( (newmodel->shape() != model(nterm)->shape()) || (! itsCoordSys.near(newmodel->coordinates() )) )
1062 : {
1063 0 : os << "Regridding input model " << modelname << " to target coordinate system for " << itsImageName << ".model" << ((multiterm)?".tt"+String::toString(nterm) :"") << LogIO::POST;
1064 0 : regridToModelImage( maskmodel, nterm );
1065 : }
1066 : else
1067 : {
1068 0 : os << "Copying input model " << modelname << " to " << itsImageName << ".model" << ((multiterm)?".tt"+String::toString(nterm) :"") << LogIO::POST;
1069 0 : model(nterm)->copyData( LatticeExpr<Float> (maskmodel) );
1070 : }
1071 :
1072 :
1073 0 : } catch (AipsError &x) {
1074 0 : throw(AipsError("Setting masked pixels to zero for input startmodel : "+ x.getMesg()));
1075 0 : }
1076 :
1077 : }// hasMask
1078 : else // nomask
1079 : {
1080 :
1081 : // Check shapes, coordsys with those of other images. If different, try to re-grid here.
1082 0 : if( (newmodel->shape() != model(nterm)->shape()) || (! itsCoordSys.near(newmodel->coordinates() )) )
1083 : {
1084 0 : os << "Regridding input model " << modelname << " to target coordinate system for " << itsImageName << ".model" << ((multiterm)?".tt"+String::toString(nterm) :"") << LogIO::POST;
1085 0 : regridToModelImage( *newmodel, nterm );
1086 : }
1087 : else
1088 : {
1089 0 : os << "Copying input model " << modelname << " to " << itsImageName << ".model" << ((multiterm)?".tt"+String::toString(nterm) :"") << LogIO::POST;
1090 0 : model(nterm)->copyData( LatticeExpr<Float> (*newmodel) );
1091 : }
1092 : }//nomask
1093 0 : }
1094 :
1095 : //////////////////////////////////////////////////////////////////////////////////////////////////////
1096 : //////////////////////////////////////////////////////////////////////////////////////////////////////
1097 :
1098 102 : IPosition SIImageStore::getShape()
1099 : {
1100 102 : return itsImageShape;
1101 : }
1102 :
1103 17 : String SIImageStore::getName()
1104 : {
1105 17 : return itsImageName;
1106 : }
1107 :
1108 323 : String SIImageStore::imageFullName(IMAGE_IDS imageId)
1109 : {
1110 323 : return itsImageName + imageExts(imageId);
1111 : }
1112 :
1113 68 : uInt SIImageStore::getNTaylorTerms(Bool /*dopsf*/)
1114 : {
1115 68 : return 1;
1116 : }
1117 :
1118 : /*
1119 : void SIImageStore::checkRef( std::shared_ptr<ImageInterface<Float> > ptr, const String label )
1120 : {
1121 : if( ! ptr && itsImageName==String("reference") )
1122 : {throw(AipsError("Internal Error : Attempt to access null subImageStore "+label + " by reference."));}
1123 : }
1124 : */
1125 :
1126 1156 : void SIImageStore::accessImage( std::shared_ptr<ImageInterface<Float> > &ptr,
1127 : std::shared_ptr<ImageInterface<Float> > &parentptr,
1128 : const String label )
1129 : {
1130 : // if ptr is not null, assume it's OK. Perhaps add more checks.
1131 :
1132 : //cerr << "ACCIM itsptr" << ptr.get() << " parent " << parentptr.get() << " label " << label << endl;
1133 :
1134 1156 : Bool sw=False;
1135 1156 : if( label.contains(imageExts(SUMWT)) ) sw=True;
1136 :
1137 1156 : if( !ptr )
1138 : {
1139 : //cout << itsNFacets << " " << itsNChanChunks << " " << itsNPolChunks << endl;
1140 323 : if( itsNFacets>1 || itsNChanChunks>1 || itsNPolChunks>1 )
1141 : {
1142 0 : if( ! parentptr )
1143 : {
1144 : //cout << "Making parent : " << itsImageName+label << " sw : " << sw << endl;
1145 0 : parentptr = openImage(itsImageName+label , itsOverWrite, sw, itsNFacets );
1146 0 : if( sw) {setUseWeightImage( *parentptr, itsUseWeight ); }
1147 : }
1148 : // cout << "Making facet " << itsFacetId << " out of " << itsNFacets << endl;
1149 : //cout << "Making chunk " << itsChanId << " out of " << itsNChanChunks << endl;
1150 : //ptr = makeFacet( itsFacetId, itsNFacets*itsNFacets, *parentptr );
1151 0 : ptr = makeSubImage( itsFacetId, itsNFacets*itsNFacets,
1152 : itsChanId, itsNChanChunks,
1153 : itsPolId, itsNPolChunks,
1154 0 : *parentptr );
1155 0 : if( ! sw )
1156 : {
1157 0 : itsImageShape = ptr->shape(); // over and over again.... FIX.
1158 0 : itsCoordSys = ptr->coordinates();
1159 0 : itsMiscInfo = ptr->miscInfo();
1160 : }
1161 :
1162 : //cout << "accessImage : " << label << " : sumwt : " << sw << " : shape : " << itsImageShape << endl;
1163 :
1164 : }
1165 : else
1166 : { //no facets of chanchunks
1167 323 : if(!parentptr){
1168 : ///coordsys for psf can be different ...shape should be the same.
1169 323 : ptr = openImage(itsImageName+label , itsOverWrite, sw, 1, !(label.contains(imageExts(PSF)))); }
1170 : else{
1171 0 : ptr=parentptr;
1172 : }
1173 : //cout << "Opening image : " << itsImageName+label << " of shape " << ptr->shape() << endl;
1174 : }
1175 : }
1176 :
1177 : //cerr << "ACCIM2 ptr " << ptr.get() << " lock " << itsReadLock.get() << endl;
1178 : //itsReadLock.reset(new LatticeLocker(*ptr, FileLocker::Read));
1179 :
1180 : // DirectionCoordinate dcord = ptr->coordinates().directionCoordinate();
1181 : // cout << "Latpole from " << label << " : " << dcord.longLatPoles() << endl;
1182 :
1183 1156 : }
1184 :
1185 :
1186 306 : std::shared_ptr<ImageInterface<Float> > SIImageStore::psf(uInt /*nterm*/)
1187 : {
1188 306 : accessImage( itsPsf, itsParentPsf, imageExts(PSF) );
1189 :
1190 306 : return itsPsf;
1191 : }
1192 170 : std::shared_ptr<ImageInterface<Float> > SIImageStore::residual(uInt /*nterm*/)
1193 : {
1194 170 : accessImage( itsResidual, itsParentResidual, imageExts(RESIDUAL) );
1195 : // Record mi = itsResidual->miscInfo(); ostringstream oss;mi.print(oss);cout<<"MiscInfo(res) : " << oss.str() << endl;
1196 170 : return itsResidual;
1197 : }
1198 0 : std::shared_ptr<ImageInterface<Float> > SIImageStore::weight(uInt /*nterm*/)
1199 : {
1200 0 : accessImage( itsWeight, itsParentWeight, imageExts(WEIGHT) );
1201 0 : return itsWeight;
1202 : }
1203 :
1204 255 : std::shared_ptr<ImageInterface<Float> > SIImageStore::sumwt(uInt /*nterm*/)
1205 : {
1206 :
1207 255 : accessImage( itsSumWt, itsParentSumWt, imageExts(SUMWT) );
1208 :
1209 255 : if( itsNFacets>1 || itsNChanChunks>1 || itsNPolChunks>1 )
1210 0 : { itsUseWeight = getUseWeightImage( *itsParentSumWt );}
1211 255 : setUseWeightImage( *itsSumWt , itsUseWeight); // Sets a flag in the SumWt image.
1212 :
1213 255 : return itsSumWt;
1214 : }
1215 :
1216 34 : std::shared_ptr<ImageInterface<Float> > SIImageStore::model(uInt /*nterm*/)
1217 : {
1218 34 : accessImage( itsModel, itsParentModel, imageExts(MODEL) );
1219 34 : LatticeLocker lock1(*itsModel, FileLocker::Write);
1220 : // Set up header info the first time.
1221 34 : itsModel->setUnits("Jy/pixel");
1222 :
1223 68 : return itsModel;
1224 34 : }
1225 102 : std::shared_ptr<ImageInterface<Float> > SIImageStore::image(uInt /*nterm*/)
1226 : {
1227 102 : accessImage( itsImage, itsParentImage, imageExts(IMAGE) );
1228 102 : LatticeLocker lock1(*itsImage, FileLocker::Write);
1229 102 : itsImage->setUnits(Unit("Jy/beam"));
1230 204 : return itsImage;
1231 102 : }
1232 :
1233 0 : std::shared_ptr<ImageInterface<Float> > SIImageStore::mask(uInt /*nterm*/)
1234 : {
1235 0 : accessImage( itsMask, itsParentMask, imageExts(MASK) );
1236 0 : return itsMask;
1237 : }
1238 0 : std::shared_ptr<ImageInterface<Float> > SIImageStore::gridwt(IPosition newshape)
1239 :
1240 : {
1241 0 : if(newshape.empty()){
1242 0 : accessImage( itsGridWt, itsParentGridWt, imageExts(GRIDWT) );
1243 : }
1244 : else{
1245 0 : if(!itsGridWt || (itsGridWt && (itsGridWt->shape() != newshape))){
1246 0 : itsGridWt.reset(); // deassign previous one hopefully it'll close it
1247 0 : CoordinateSystem newcoordsys=itsCoordSys;
1248 0 : if(newshape.nelements() > 4){
1249 0 : Matrix<Double> pc(1,1); pc = 1.0;
1250 0 : LinearCoordinate zc(Vector<String>(1, "FIELD_ORDER"), Vector<String>(1, ""), Vector<Double>(1, 0.0), Vector<Double>(1,1.0), pc, Vector<Double>(1,0.0));
1251 0 : newcoordsys.addCoordinate(zc);
1252 0 : }
1253 0 : itsGridWt.reset(new PagedImage<Float>(newshape, newcoordsys, itsImageName+ imageExts(GRIDWT)));
1254 0 : initMetaInfo(itsGridWt, itsImageName+ imageExts(GRIDWT));
1255 :
1256 0 : }
1257 : }
1258 : /// change the coordinate system here, to uv.
1259 0 : return itsGridWt;
1260 : }
1261 :
1262 0 : std::shared_ptr<ImageInterface<Float> > SIImageStore::tempworkimage(uInt /*term*/){
1263 0 : if(itsTempWorkIm) return itsTempWorkIm;
1264 0 : itsTempWorkIm.reset(new PagedImage<Float>(itsImageShape, itsCoordSys, itsImageName+ ".work.temp"));
1265 0 : static_cast<PagedImage<Float>* > (itsTempWorkIm.get())->set(0.0);
1266 0 : itsTempWorkIm->flush();
1267 0 : static_cast<PagedImage<Float>* > (itsTempWorkIm.get())->table().markForDelete();
1268 0 : return itsTempWorkIm;
1269 : }
1270 :
1271 289 : std::shared_ptr<ImageInterface<Float> > SIImageStore::pb(uInt /*nterm*/)
1272 : {
1273 289 : accessImage( itsPB, itsParentPB, imageExts(PB) );
1274 289 : return itsPB;
1275 : }
1276 0 : std::shared_ptr<ImageInterface<Float> > SIImageStore::imagepbcor(uInt /*nterm*/)
1277 : {
1278 0 : accessImage( itsImagePBcor, itsParentImagePBcor, imageExts(IMAGEPBCOR) );
1279 0 : LatticeLocker lock1(*itsImagePBcor, FileLocker::Write);
1280 0 : itsImagePBcor->setUnits(Unit("Jy/beam"));
1281 0 : return itsImagePBcor;
1282 0 : }
1283 :
1284 0 : std::shared_ptr<ImageInterface<Complex> > SIImageStore::forwardGrid(uInt /*nterm*/){
1285 0 : if( itsForwardGrid ) // && (itsForwardGrid->shape() == itsImageShape))
1286 : {
1287 : // cout << "Forward grid has shape : " << itsForwardGrid->shape() << endl;
1288 0 : return itsForwardGrid;
1289 : }
1290 0 : Vector<Int> whichStokes(0);
1291 0 : IPosition cimageShape;
1292 0 : cimageShape=itsImageShape;
1293 0 : MFrequency::Types freqframe = itsCoordSys.spectralCoordinate(itsCoordSys.findCoordinate(Coordinate::SPECTRAL)).frequencySystem(True);
1294 : // No need to set a conversion layer if image is in LSRK already or it is 'Undefined'
1295 0 : if(freqframe != MFrequency::LSRK && freqframe!=MFrequency::Undefined && freqframe!=MFrequency::REST)
1296 0 : { itsCoordSys.setSpectralConversion("LSRK"); }
1297 0 : CoordinateSystem cimageCoord = StokesImageUtil::CStokesCoord( itsCoordSys,
1298 0 : whichStokes, itsDataPolRep);
1299 0 : cimageCoord.setObsInfo(itsCoordSys.obsInfo());
1300 0 : cimageShape(2)=whichStokes.nelements();
1301 : //cout << "Making forward grid of shape : " << cimageShape << " for imshape : " << itsImageShape << endl;
1302 0 : itsForwardGrid.reset( new TempImage<Complex>(TiledShape(cimageShape, tileShape()), cimageCoord, memoryBeforeLattice()) );
1303 : //if(image())
1304 0 : if(hasRestored()){
1305 0 : LatticeLocker lock1(*itsForwardGrid, FileLocker::Write);
1306 0 : itsForwardGrid->setImageInfo((image())->imageInfo());
1307 :
1308 0 : }
1309 0 : return itsForwardGrid;
1310 0 : }
1311 :
1312 68 : std::shared_ptr<ImageInterface<Complex> > SIImageStore::backwardGrid(uInt /*nterm*/){
1313 68 : if( itsBackwardGrid ) //&& (itsBackwardGrid->shape() == itsImageShape))
1314 : {
1315 : // cout << "Backward grid has shape : " << itsBackwardGrid->shape() << endl;
1316 51 : return itsBackwardGrid;
1317 : }
1318 17 : Vector<Int> whichStokes(0);
1319 17 : IPosition cimageShape;
1320 17 : cimageShape=itsImageShape;
1321 17 : MFrequency::Types freqframe = itsCoordSys.spectralCoordinate(itsCoordSys.findCoordinate(Coordinate::SPECTRAL)).frequencySystem(True);
1322 : // No need to set a conversion layer if image is in LSRK already or it is 'Undefined'
1323 17 : if(freqframe != MFrequency::LSRK && freqframe!=MFrequency::Undefined && freqframe!=MFrequency::REST )
1324 0 : { itsCoordSys.setSpectralConversion("LSRK"); }
1325 17 : CoordinateSystem cimageCoord = StokesImageUtil::CStokesCoord( itsCoordSys,
1326 17 : whichStokes, itsDataPolRep);
1327 17 : cimageCoord.setObsInfo(itsCoordSys.obsInfo());
1328 17 : cimageShape(2)=whichStokes.nelements();
1329 : //cout << "Making backward grid of shape : " << cimageShape << " for imshape : " << itsImageShape << endl;
1330 17 : itsBackwardGrid.reset( new TempImage<Complex>(TiledShape(cimageShape, tileShape()), cimageCoord, memoryBeforeLattice()) );
1331 : //if(image())
1332 17 : if(hasRestored()){
1333 0 : LatticeLocker lock1(*itsBackwardGrid, FileLocker::Write);
1334 0 : itsBackwardGrid->setImageInfo((image())->imageInfo());
1335 0 : }
1336 17 : return itsBackwardGrid;
1337 17 : }
1338 17 : Double SIImageStore::memoryBeforeLattice(){
1339 : //Calculate how much memory to use per temporary images before disking
1340 17 : return 1.0; /// in MB
1341 : }
1342 17 : IPosition SIImageStore::tileShape(){
1343 : //Need to have settable stuff here or algorith to determine this
1344 17 : return IPosition(4, min(itsImageShape[0],1000), min(itsImageShape[1],1000), 1, 1);
1345 : }
1346 :
1347 : // TODO : Move to an image-wrapper class ? Same function exists in SynthesisDeconvolver.
1348 697 : Bool SIImageStore::doesImageExist(String imagename)
1349 : {
1350 1394 : LogIO os( LogOrigin("SIImageStore","doesImageExist",WHERE) );
1351 697 : Directory image( imagename );
1352 1394 : return image.exists();
1353 697 : }
1354 :
1355 :
1356 0 : void SIImageStore::resetImages( Bool resetpsf, Bool resetresidual, Bool resetweight )
1357 : {
1358 0 : if( resetpsf ){
1359 0 : LatticeLocker lock1(*(psf()), FileLocker::Write);
1360 0 : psf()->set(0.0);
1361 :
1362 0 : }
1363 0 : if( resetresidual ) {
1364 : // removeMask( residual() );
1365 0 : LatticeLocker lock1(*(residual()), FileLocker::Write);
1366 0 : residual()->set(0.0);
1367 0 : }
1368 0 : if( resetweight && itsWeight ){
1369 0 : LatticeLocker lock1(*(weight()), FileLocker::Write);
1370 0 : weight()->set(0.0);
1371 0 : }
1372 0 : if( resetweight ){
1373 0 : LatticeLocker lock1(*(sumwt()), FileLocker::Write);
1374 0 : sumwt()->set(0.0);
1375 0 : }
1376 0 : }
1377 :
1378 0 : void SIImageStore::addImages( std::shared_ptr<SIImageStore> imagestoadd,
1379 : Bool addpsf, Bool addresidual, Bool addweight, Bool adddensity)
1380 : {
1381 :
1382 0 : if(addpsf)
1383 : {
1384 0 : LatticeExpr<Float> adderPsf( *(psf()) + *(imagestoadd->psf()) );
1385 0 : psf()->copyData(adderPsf);
1386 0 : }
1387 0 : if(addresidual)
1388 : {
1389 0 : LatticeExpr<Float> adderRes( *(residual()) + *(imagestoadd->residual()) );
1390 0 : residual()->copyData(adderRes);
1391 0 : }
1392 0 : if(addweight)
1393 : {
1394 0 : if( getUseWeightImage( *(imagestoadd->sumwt()) ) ) // Access and add weight only if it is needed.
1395 : {
1396 0 : LatticeExpr<Float> adderWeight( *(weight()) + *(imagestoadd->weight()) );
1397 0 : weight()->copyData(adderWeight);
1398 0 : }
1399 :
1400 : /*
1401 : Array<Float> qqq, www;
1402 : imagestoadd->sumwt()->get(qqq,True);
1403 : sumwt()->get(www,True);
1404 : cout << "SUMWT : Adding : " << qqq << " to " << www << endl;
1405 : */
1406 :
1407 0 : LatticeExpr<Float> adderSumWt( *(sumwt()) + *(imagestoadd->sumwt()) );
1408 0 : sumwt()->copyData(adderSumWt);
1409 0 : setUseWeightImage( *sumwt(), getUseWeightImage(*(imagestoadd->sumwt()) ) );
1410 :
1411 0 : }
1412 0 : if(adddensity)
1413 : {
1414 0 : LatticeExpr<Float> adderDensity( *(gridwt()) + *(imagestoadd->gridwt()) );
1415 0 : gridwt()->copyData(adderDensity);
1416 0 : }
1417 :
1418 0 : }
1419 :
1420 0 : void SIImageStore::setWeightDensity( std::shared_ptr<SIImageStore> imagetoset )
1421 : {
1422 0 : LogIO os( LogOrigin("SIImageStore","setWeightDensity",WHERE) );
1423 : //gridwt()->copyData( LatticeExpr<Float> ( *(imagetoset->gridwt()) ) );
1424 : //looks like you have to call them before hand or it crashes in parallel sometimes
1425 0 : IPosition shape=(imagetoset->gridwt())->shape();
1426 0 : os << LogIO::DEBUG2 << "SHAPES " << imagetoset->gridwt()->shape() << " " << gridwt()->shape() << endl;
1427 0 : (gridwt(shape))->copyData( LatticeExpr<Float> ( *(imagetoset->gridwt()) ) );
1428 :
1429 0 : }
1430 :
1431 : // TODO
1432 : // cout << "WARN : get getPbMax right for cube.... weight is indexed on chan and pol." << endl;
1433 0 : Double SIImageStore::getPbMax()
1434 : {
1435 :
1436 : //// Don't do any extra norm. Minor cycle will operate with native PB.
1437 : //return 1.0;
1438 :
1439 : //// Normalize PB to 1 at the center of the image OF CHANNEL ZERO
1440 :
1441 : // IPosition shp = weight(0)->shape();
1442 : // IPosition center(4, shp[0]/2, shp[1]/2,0,0);
1443 : // return sqrt( weight(0)->getAt( center ) );
1444 :
1445 :
1446 : //// Normalize PB to 1 at the location of the maximum (across all chans..)
1447 :
1448 0 : LatticeExprNode le( sqrt(max( *(weight(0)) )) );
1449 0 : return le.getFloat();
1450 :
1451 0 : }
1452 :
1453 0 : Double SIImageStore::getPbMax(Int pol,Int chan)
1454 : {
1455 :
1456 : //// Normalize PB to 1 at the location of the maximum (per pol,chan)
1457 :
1458 0 : CountedPtr<ImageInterface<Float> > subim=makeSubImage(0, 1,
1459 0 : chan, itsImageShape[3],
1460 0 : pol, itsImageShape[2],
1461 0 : *weight(0));
1462 :
1463 0 : return sqrt(max(subim->get()));
1464 0 : }
1465 :
1466 0 : void SIImageStore::makePBFromWeight(const Float pblimit)
1467 : {
1468 0 : LogIO os( LogOrigin("SIImageStore","makePBFromWeight",WHERE) );
1469 :
1470 0 : for(Int pol=0; pol<itsImageShape[2]; pol++)
1471 : {
1472 0 : for(Int chan=0; chan<itsImageShape[3]; chan++)
1473 : {
1474 :
1475 0 : itsPBScaleFactor = getPbMax(pol,chan);
1476 :
1477 0 : if(itsPBScaleFactor<=0){os << LogIO::NORMAL1 << "Skipping normalization for C:" << chan << " P:" << pol << " because pb max is zero " << LogIO::POST;}
1478 : else {
1479 :
1480 0 : CountedPtr<ImageInterface<Float> > wtsubim=makeSubImage(0,1,
1481 0 : chan, itsImageShape[3],
1482 0 : pol, itsImageShape[2],
1483 0 : *weight() );
1484 0 : CountedPtr<ImageInterface<Float> > pbsubim=makeSubImage(0,1,
1485 0 : chan, itsImageShape[3],
1486 0 : pol, itsImageShape[2],
1487 0 : *pb() );
1488 :
1489 :
1490 0 : LatticeExpr<Float> normed( sqrt(abs(*wtsubim)) / itsPBScaleFactor );
1491 0 : LatticeExpr<Float> limited( iif( normed > fabs(pblimit) , normed, 0.0 ) );
1492 0 : pbsubim->copyData( limited );
1493 0 : }// if not zero
1494 : }
1495 : }
1496 :
1497 0 : if((pb()->getDefaultMask()==""))
1498 : {
1499 : //Remove the old mask as it is no longer valid
1500 : //removeMask( pb() );
1501 :
1502 : // if( pblimit >= 0.0 )
1503 : {
1504 : //MSK//
1505 0 : LatticeExpr<Bool> pbmask( iif( *pb() > fabs(pblimit) , True , False ) );
1506 : //MSK//
1507 0 : createMask( pbmask, pb() );
1508 0 : pb()->pixelMask().unlock();
1509 0 : }
1510 :
1511 : }
1512 0 : weight()->unlock();
1513 0 : pb()->unlock();
1514 0 : }
1515 :
1516 17 : void SIImageStore::makePBImage(const Float pblimit)
1517 : {
1518 34 : LogIO os( LogOrigin("SIImageStore","makePBImage",WHERE) );
1519 :
1520 17 : if( hasPB() )
1521 : {
1522 :
1523 34 : for(Int pol=0; pol<itsImageShape[2]; pol++)
1524 : {
1525 34 : for(Int chan=0; chan<itsImageShape[3]; chan++)
1526 : {
1527 :
1528 17 : CountedPtr<ImageInterface<Float> > pbsubim=makeSubImage(0,1,
1529 17 : chan, itsImageShape[3],
1530 17 : pol, itsImageShape[2],
1531 34 : *pb() );
1532 :
1533 : // Norm by the max
1534 17 : LatticeExprNode elmax= max( *pbsubim );
1535 17 : Float fmax = abs(elmax.getFloat());
1536 : //If there are multiple overlap of beam such that the peak is larger than 1 then normalize
1537 : //otherwise leave as is
1538 17 : if(fmax>1.0)
1539 : {
1540 0 : LatticeExpr<Float> normed( (*pbsubim) / fmax );
1541 0 : LatticeExpr<Float> limited( iif( normed > fabs(pblimit) , normed, 0.0 ) );
1542 0 : pbsubim->copyData( limited );
1543 0 : }
1544 : else
1545 : {
1546 34 : LatticeExpr<Float> limited( iif((*pbsubim) > fabs(pblimit) , (*pbsubim), 0.0 ) );
1547 17 : pbsubim->copyData( limited );
1548 17 : }
1549 17 : }
1550 : }
1551 :
1552 17 : if((pb()->getDefaultMask()==""))// && pblimit >= 0.0)
1553 : {
1554 : // removeMask( pb() );
1555 : //MSK//
1556 34 : LatticeExpr<Bool> pbmask( iif( *pb() > fabs(pblimit) , True , False ) );
1557 : //MSK//
1558 17 : createMask( pbmask, pb() );
1559 17 : pb()->pixelMask().unlock();
1560 17 : }
1561 :
1562 : }// if hasPB
1563 17 : pb()->unlock();
1564 :
1565 17 : }
1566 :
1567 17 : Bool SIImageStore::createMask(LatticeExpr<Bool> &lemask,
1568 : CountedPtr<ImageInterface<Float> > outimage)
1569 : {
1570 : //cout << "Calling makeMask for mask0 for " << outimage->name() << endl;
1571 : try
1572 : {
1573 17 : LatticeLocker lock1(*outimage, FileLocker::Write);
1574 17 : ImageRegion outreg = outimage->makeMask("mask0",False,True);
1575 17 : LCRegion& outmask=outreg.asMask();
1576 17 : outmask.copyData(lemask);
1577 17 : outimage->defineRegion("mask0",outreg, RegionHandler::Masks, True);
1578 :
1579 17 : outimage->setDefaultMask("mask0");
1580 :
1581 17 : outimage->unlock();
1582 17 : outimage->tempClose();
1583 :
1584 : // outimage->table().unmarkForDelete();
1585 17 : }
1586 0 : catch (const AipsError& x) {
1587 0 : throw(AipsError("Error in creating internal T/F mask : " + x.getMesg() ));
1588 0 : }
1589 :
1590 17 : return True;
1591 : }
1592 :
1593 34 : Bool SIImageStore::copyMask(CountedPtr<ImageInterface<Float> > inimage,
1594 : CountedPtr<ImageInterface<Float> > outimage)
1595 : {
1596 : // cout << "In copyMask for " << outimage->name() << endl;
1597 :
1598 : try
1599 : {
1600 34 : if( (inimage->getDefaultMask()).matches("mask0") ) // input mask exists.
1601 34 : {LatticeLocker lock1(*outimage, FileLocker::Write);
1602 34 : removeMask(outimage);
1603 :
1604 : // // clear output image mask
1605 : // if( (outimage->getDefaultMask()).matches("mask0") )
1606 : // {outimage->setDefaultMask("");
1607 : // outimage->removeRegion("mask0");}
1608 : // get mask from input image
1609 :
1610 34 : ImageRegion outreg=outimage->makeMask("mask0", False, True);
1611 34 : LCRegion& outmask=outreg.asMask();
1612 34 : outmask.copyData(inimage->getRegion("mask0").asLCRegion());
1613 34 : outimage->defineRegion("mask0",outreg, RegionHandler::Masks,True);
1614 34 : outimage->setDefaultMask("mask0");
1615 34 : }
1616 : }
1617 0 : catch (const AipsError& x) {
1618 0 : throw(AipsError("Error in copying internal T/F mask : " + x.getMesg() ));
1619 0 : }
1620 :
1621 34 : return True;
1622 : }
1623 :
1624 34 : void SIImageStore::removeMask(CountedPtr<ImageInterface<Float> > im)
1625 : {
1626 : try
1627 : {
1628 : // // clear output image mask
1629 : // if( (im->getDefaultMask()).matches("mask0") )
1630 : // {im->setDefaultMask("");
1631 : // im->removeRegion("mask0");}
1632 : ///Remove the old mask as it is no longer valid
1633 34 : LatticeLocker lock1(*im, FileLocker::Write);
1634 34 : if (im-> getDefaultMask() != String(""))
1635 : {
1636 0 : String strung=im->getDefaultMask();
1637 0 : im->setDefaultMask("");
1638 0 : im->removeRegion(strung);
1639 0 : }
1640 34 : if( im->hasRegion("mask0") )
1641 : {
1642 0 : im->removeRegion("mask0");
1643 : }
1644 34 : }
1645 0 : catch (const AipsError& x)
1646 : {
1647 0 : throw(AipsError("Error in deleting internal T/F mask : " + x.getMesg() ));
1648 0 : }
1649 34 : }
1650 0 : void SIImageStore:: rescaleResolution(Int chan,
1651 : ImageInterface<Float>& image,
1652 : const GaussianBeam& newbeam,
1653 : const GaussianBeam& oldbeam){
1654 :
1655 0 : LogIO os( LogOrigin("SIImageStore","rescaleResolution",WHERE) );
1656 0 : GaussianBeam toBeUsed(Quantity(0.0, "arcsec"),Quantity(0.0, "arcsec"),
1657 0 : Quantity(0.0, "deg")) ;
1658 : try {
1659 0 : Bool samesize = GaussianDeconvolver::deconvolve(toBeUsed, newbeam, oldbeam);
1660 :
1661 : /*
1662 : os << LogIO::NORMAL2 << "Chan : " << chan << " : Input beam : : " << oldbeam.getMajor(Unit("arcsec")) << " arcsec, " << oldbeam.getMinor(Unit("arcsec"))<< " arcsec, " << oldbeam.getPA(Unit("deg")) << " deg" << LogIO::POST;
1663 : os << LogIO::NORMAL2 << "Target beam : " << newbeam.getMajor(Unit("arcsec")) << " arcsec, " << newbeam.getMinor(Unit("arcsec"))<< " arcsec, " << newbeam.getPA(Unit("deg")) << " deg" << LogIO::POST;
1664 : os << LogIO::NORMAL2 << "Beam to be used : " << toBeUsed.getMajor(Unit("arcsec")) << " arcsec, " << toBeUsed.getMinor(Unit("arcsec"))<< " arcsec, " << toBeUsed.getPA(Unit("deg")) << " deg" << LogIO::POST;
1665 : os << LogIO::NORMAL2 << "SameSize ? " << samesize << endl;
1666 : */
1667 :
1668 0 : if( samesize )
1669 : {
1670 0 : os << LogIO::NORMAL2 << "Input and output beam sizes are the same for Channel : " << chan << ". Not convolving residuals." << LogIO::POST;
1671 : }
1672 : else
1673 : {
1674 0 : Double pixwidth=sqrt(image.coordinates().increment()(0)*image.coordinates().increment()(0)+image.coordinates().increment()(1)*image.coordinates().increment()(1));
1675 :
1676 0 : if(toBeUsed.getMinor(image.coordinates().worldAxisUnits()[0]) > pixwidth)
1677 : {
1678 : //cerr << "old beam area " << oldbeam.getArea("rad2") << " new beam " << newbeam.getArea("rad2") << endl;
1679 0 : StokesImageUtil::Convolve(image, toBeUsed, True);
1680 0 : image.copyData(LatticeExpr<Float>(image*newbeam.getArea("rad2")/ oldbeam.getArea("rad2")));
1681 : }
1682 : }
1683 : }
1684 0 : catch (const AipsError& x) {
1685 : //throw(AipsError("Cannot convolve to new beam: may be smaller than old beam : " + x.getMesg() ));
1686 0 : os << LogIO::WARN << "Cannot convolve to new beam for Channel : " << chan << " : " << x.getMesg() << LogIO::POST;
1687 0 : }
1688 :
1689 :
1690 0 : }
1691 :
1692 17 : void SIImageStore::divideWeightBySumwt()
1693 : {
1694 34 : LogIO os(LogOrigin("SIImageStore", "divideWeightBySumWt", WHERE));
1695 :
1696 :
1697 17 : if( itsUseWeight )
1698 : {
1699 :
1700 0 : divideImageByWeightVal( *weight() );
1701 : }
1702 :
1703 17 : }
1704 :
1705 :
1706 17 : void SIImageStore::dividePSFByWeight(const Float /* pblimit*/)
1707 : {
1708 34 : LogIO os( LogOrigin("SIImageStore","dividePSFByWeight",WHERE) );
1709 :
1710 17 : LatticeLocker lock1 (*(psf()), FileLocker::Write);
1711 17 : normPSF();
1712 : //This bit us twice now...hiding this sensitivity division in psf division has wasted a few FTE days
1713 : // Leaving it commented so as it is a lesson of not what to do...
1714 : // moving it to its own function
1715 : // if( itsUseWeight )
1716 : // {
1717 :
1718 : //divideImageByWeightVal( *weight() );
1719 : // }
1720 17 : (psf())->unlock();
1721 :
1722 17 : }
1723 :
1724 17 : void SIImageStore::normalizePrimaryBeam(const Float pblimit)
1725 : {
1726 34 : LogIO os( LogOrigin("SIImageStore","normalizePrimaryBeam",WHERE) );
1727 :
1728 : // cout << "In dividePSFByWeight : itsUseWeight : " << itsUseWeight << endl;
1729 17 : if( itsUseWeight )
1730 : {
1731 :
1732 0 : for(Int pol=0; pol<itsImageShape[2]; pol++)
1733 : {
1734 0 : for(Int chan=0; chan<itsImageShape[3]; chan++)
1735 : {
1736 0 : os << LogIO::NORMAL1 << "Scale factor for [C" +String::toString(chan) + ":P" + String::toString(pol) + "] to keep the model image w.r.to a PB of max=1 is " << getPbMax(pol,chan) << LogIO::POST;
1737 : }//chan
1738 : }//pol
1739 :
1740 0 : makePBFromWeight(pblimit);
1741 :
1742 : }//if itsUseWeight
1743 17 : else { makePBImage(pblimit); } // OR... just check that it exists already.
1744 17 : pb()->unlock();
1745 :
1746 17 : }
1747 :
1748 : // Make another for the PSF too.
1749 17 : void SIImageStore::divideResidualByWeight(Float pblimit, String normtype) {
1750 :
1751 34 : LogIO os(LogOrigin("SIImageStore", "divideResidualByWeight", WHERE));
1752 17 : LatticeLocker lock1(*(residual()), FileLocker::Write);
1753 :
1754 0 : auto logTemplate = [&](Int const &chan, Int const &pol, string const &normalizer, string const &result) {
1755 0 : os << LogIO::NORMAL1
1756 0 : << "[C" + String::toString(chan) + ":P" + String::toString(pol) + "] "
1757 0 : << "Dividing " << itsImageName + String(".residual") << " by "
1758 : << "[ " << normalizer << " ] "
1759 0 : << "to get " << result << "." << LogIO::POST;
1760 0 : };
1761 :
1762 : // Normalize by the sumwt, per plane.
1763 17 : Bool didNorm = divideImageByWeightVal(*residual());
1764 :
1765 17 : if (itsUseWeight) {
1766 0 : for (Int pol = 0; pol < itsImageShape[2]; pol++) {
1767 0 : for (Int chan = 0; chan < itsImageShape[3]; chan++) {
1768 0 : itsPBScaleFactor = getPbMax(pol, chan);
1769 :
1770 0 : if (itsPBScaleFactor <= 0) {
1771 : os << LogIO::NORMAL1
1772 : << "Skipping normalization for C:" << chan << " P:" << pol
1773 0 : << " because pb max is zero " << LogIO::POST;
1774 :
1775 : } else {
1776 0 : CountedPtr<ImageInterface<Float> > wtsubim = makeSubImage(0, 1,
1777 0 : chan, itsImageShape[3],
1778 0 : pol, itsImageShape[2],
1779 0 : *weight());
1780 0 : CountedPtr<ImageInterface<Float> > ressubim = makeSubImage(0, 1,
1781 0 : chan, itsImageShape[3],
1782 0 : pol, itsImageShape[2],
1783 0 : *residual());
1784 0 : LatticeExpr<Float> ratio;
1785 0 : Float scalepb = 1.0;
1786 :
1787 0 : if (normtype == "flatnoise") {
1788 0 : logTemplate(chan, pol,
1789 0 : "sqrt(weightimage) * " + String::toString(itsPBScaleFactor),
1790 : "flat noise with unit pb peak");
1791 :
1792 0 : LatticeExpr<Float> deno = itsPBScaleFactor * sqrt(abs(LatticeExpr<Float>(*(wtsubim))));
1793 0 : scalepb = fabs(pblimit) * itsPBScaleFactor * itsPBScaleFactor;
1794 0 : ratio = iif(deno > scalepb, (*(ressubim) / deno), 0.0);
1795 :
1796 0 : } else if (normtype == "pbsquare") {
1797 0 : logTemplate(chan, pol,
1798 0 : String::toString(itsPBScaleFactor),
1799 : "optimal noise with unit pb peak");
1800 :
1801 0 : Float deno = itsPBScaleFactor * itsPBScaleFactor;
1802 0 : ratio = (*(ressubim) / deno);
1803 :
1804 0 : } else if (normtype == "flatsky") {
1805 0 : logTemplate(chan, pol, "weight", "flat sky");
1806 :
1807 0 : LatticeExpr<Float> deno = LatticeExpr<Float>(*(wtsubim));
1808 0 : scalepb = fabs(pblimit * pblimit) * itsPBScaleFactor * itsPBScaleFactor;
1809 0 : ratio = iif(deno > scalepb, (*(ressubim) / deno), 0.0);
1810 :
1811 0 : }
1812 :
1813 : //IPosition ip(4, itsImageShape[0] / 2, itsImageShape[1]/2, 0, 0);
1814 : //Float resval = ressubim->getAt(ip);
1815 : //LatticeExpr<Float> mask(iif((deno) > scalepb, 1.0, 0.0));
1816 : //LatticeExpr<Float> maskinv(iif((deno) > scalepb, 0.0, 1.0));
1817 : //LatticeExpr<Float> ratio(((*(ressubim)) * mask) / (deno + maskinv));
1818 :
1819 : //above blocks all sources outside minpb but visible with weight coverage
1820 : //which could be cleaned out...one could use below for that
1821 : //LatticeExpr<Float> ratio(iif(deno > scalepb, (*(ressubim)) / deno, *ressubim));
1822 :
1823 0 : ressubim->copyData(ratio);
1824 :
1825 : //cout << "Val of residual before|after normalizing at center for pol " << pol << " chan " << chan << " : " << resval << "|" << ressubim->getAt(ip) << " weight : " << wtsubim->getAt(ip) << endl;
1826 0 : } // if not zero
1827 : } //chan
1828 : } //pol
1829 : }
1830 :
1831 : // If no normalization happened, print a warning. The user must check if it's right or not.
1832 : // Or... later if we get a gridder that does pre-norms, this warning can go.
1833 17 : if ((didNorm | itsUseWeight) != True) {
1834 0 : os << LogIO::WARN << "No normalization done to residual" << LogIO::POST;
1835 : }
1836 :
1837 : ///// A T/F mask in the residual will confuse users looking at the interactive clean
1838 : ///// window
1839 17 : if ((residual()->getDefaultMask() == "") && hasPB() && pblimit >=0.0) {
1840 17 : copyMask(pb(), residual());
1841 : }
1842 :
1843 17 : if ((pblimit < 0.0) && (residual()->getDefaultMask()).matches("mask0")) {
1844 0 : removeMask(residual());
1845 : }
1846 :
1847 17 : residual()->unlock();
1848 17 : }
1849 :
1850 0 : void SIImageStore::divideResidualByWeightSD(Float pblimit) {
1851 :
1852 0 : LogIO os(LogOrigin("SIImageStore", "divideResidualByWeightSD", WHERE));
1853 0 : LatticeLocker lock1(*(residual()), FileLocker::Write);
1854 :
1855 0 : if (itsUseWeight) {
1856 0 : LatticeExpr<Float> deno = LatticeExpr<Float>(*weight());
1857 0 : LatticeExpr<Float> ratio = iif(deno > 0.0, *(residual()) / deno, 0.0);
1858 0 : residual()->copyData(ratio);
1859 0 : }
1860 : else {
1861 : // If no normalization happened, print a warning. The user must check if it's right or not.
1862 : // Or... later if we get a gridder that does pre-norms, this warning can go.
1863 0 : os << LogIO::WARN << "No normalization done to residual" << LogIO::POST;
1864 : }
1865 :
1866 : ///// A T/F mask in the residual will confuse users looking at the interactive clean
1867 : ///// window
1868 0 : if ((residual()->getDefaultMask() == "") && hasPB() && pblimit >=0.0) {
1869 0 : copyMask(pb(), residual());
1870 : }
1871 :
1872 0 : if ((pblimit < 0.0) && (residual()->getDefaultMask()).matches("mask0")) {
1873 0 : removeMask(residual());
1874 : }
1875 :
1876 0 : residual()->unlock();
1877 0 : }
1878 :
1879 17 : void SIImageStore::divideModelByWeight(Float pblimit, const String normtype)
1880 : {
1881 34 : LogIO os( LogOrigin("SIImageStore","divideModelByWeight",WHERE) );
1882 :
1883 :
1884 34 : if(itsUseWeight // only when needed
1885 17 : && weight() )// i.e. only when possible. For an initial starting model, don't need wt anyway.
1886 : {
1887 :
1888 0 : if( normtype=="flatsky") {
1889 :
1890 0 : LatticeExprNode LEN = max( *model());
1891 0 : os << LogIO::NORMAL1 << "Model is already flat sky with peak flux : " << LEN.getFloat();
1892 0 : os << ". No need to divide before prediction" << LogIO::POST;
1893 :
1894 0 : return;
1895 0 : }
1896 0 : else if( normtype=="flatnoise"){
1897 :
1898 0 : for(Int pol=0; pol<itsImageShape[2]; pol++)
1899 : {
1900 0 : for(Int chan=0; chan<itsImageShape[3]; chan++)
1901 : {
1902 :
1903 0 : itsPBScaleFactor = getPbMax(pol,chan);
1904 : // cout << " pbscale : " << itsPBScaleFactor << endl;
1905 0 : if(itsPBScaleFactor<=0){os << LogIO::NORMAL1 << "Skipping normalization for C:" << chan << " P:" << pol << " because pb max is zero " << LogIO::POST;}
1906 : else {
1907 :
1908 0 : CountedPtr<ImageInterface<Float> > wtsubim=makeSubImage(0,1,
1909 0 : chan, itsImageShape[3],
1910 0 : pol, itsImageShape[2],
1911 0 : *weight() );
1912 0 : CountedPtr<ImageInterface<Float> > modsubim=makeSubImage(0,1,
1913 0 : chan, itsImageShape[3],
1914 0 : pol, itsImageShape[2],
1915 0 : *model() );
1916 0 : os << LogIO::NORMAL1 ;
1917 0 : os << "[C" +String::toString(chan) + ":P" + String::toString(pol) + "] ";
1918 0 : os << "Dividing " << itsImageName+String(".model") ;
1919 0 : os << " by [ sqrt(weight) / " << itsPBScaleFactor ;
1920 0 : os <<" ] to get to flat sky model before prediction" << LogIO::POST;
1921 :
1922 :
1923 0 : LatticeExpr<Float> deno( sqrt( abs(*(wtsubim)) ) / itsPBScaleFactor );
1924 :
1925 0 : LatticeExpr<Float> mask( iif( (deno) > fabs(pblimit) , 1.0, 0.0 ) );
1926 0 : LatticeExpr<Float> maskinv( iif( (deno) > fabs(pblimit) , 0.0, 1.0 ) );
1927 0 : LatticeExpr<Float> ratio( ( (*(modsubim)) * mask ) / ( deno + maskinv ) );
1928 :
1929 : //
1930 : //The above has a problem...mask is cutting out clean components found
1931 : // outside pblimit ...use below if this is what is wanted
1932 : //LatticeExpr<Float> ratio(iif(sqrt(abs(*(wtsubim))) < (fabs(pblimit)*itsPBScaleFactor), 0.0, (*(modsubim))/(sqrt( abs(*(wtsubim))) / itsPBScaleFactor)));
1933 : // LatticeExpr<Float> ratio(iif((sqrt(abs(*(wtsubim))) ==0.0), 0.0, ((*(modsubim))*itsPBScaleFactor)/sqrt( abs(*(wtsubim))) ));
1934 :
1935 0 : IPosition ip(4,itsImageShape[0]/2,itsImageShape[1]/2,0,0);
1936 : /// Float modval = modsubim->getAt(ip);
1937 : //LatticeExprNode aminval( min(*modsubim) );
1938 : //LatticeExprNode amaxval( max(*modsubim) );
1939 : //cout << "Before ---- min : " << aminval.getFloat() << " max : " << amaxval.getFloat() << endl;
1940 :
1941 0 : modsubim->copyData(ratio);
1942 : // cout << "Val of model before|after flattening at center for pol " << pol << " chan " << chan << " : " << modval << "|" << modsubim->getAt(ip) << " weight : " << wtsubim->getAt(ip) << endl;
1943 : //LatticeExprNode minval( min(*modsubim) );
1944 : //LatticeExprNode maxval( max(*modsubim) );
1945 : //cout << "After ---- min : " << minval.getFloat() << " max : " << maxval.getFloat() << endl;
1946 0 : }// if not zero
1947 : }//chan
1948 : }//pol
1949 :
1950 : }
1951 0 : else if( normtype=="pbsquare"){
1952 :
1953 0 : for(Int pol=0; pol<itsImageShape[2]; pol++)
1954 : {
1955 0 : for(Int chan=0; chan<itsImageShape[3]; chan++)
1956 : {
1957 :
1958 0 : itsPBScaleFactor = getPbMax(pol,chan);
1959 : // cout << " pbscale : " << itsPBScaleFactor << endl;
1960 0 : if(itsPBScaleFactor<=0){os << LogIO::NORMAL1 << "Skipping normalization for C:" << chan << " P:" << pol << " because pb max is zero " << LogIO::POST;}
1961 : else {
1962 :
1963 0 : CountedPtr<ImageInterface<Float> > wtsubim=makeSubImage(0,1,
1964 0 : chan, itsImageShape[3],
1965 0 : pol, itsImageShape[2],
1966 0 : *weight() );
1967 0 : CountedPtr<ImageInterface<Float> > modsubim=makeSubImage(0,1,
1968 0 : chan, itsImageShape[3],
1969 0 : pol, itsImageShape[2],
1970 0 : *model() );
1971 0 : os << LogIO::NORMAL1 ;
1972 0 : os << "[C" +String::toString(chan) + ":P" + String::toString(pol) + "] ";
1973 0 : os << "Dividing " << itsImageName+String(".model") ;
1974 0 : os << " by [ (weight) / " << itsPBScaleFactor ;
1975 0 : os <<" ] to restore to optimal sky model before prediction" << LogIO::POST;
1976 :
1977 :
1978 0 : LatticeExpr<Float> deno( abs(*(wtsubim)) / (itsPBScaleFactor*itsPBScaleFactor) );
1979 :
1980 0 : LatticeExpr<Float> mask( iif( (deno) > fabs(pblimit) , 1.0, 0.0 ) );
1981 0 : LatticeExpr<Float> maskinv( iif( (deno) > fabs(pblimit) , 0.0, 1.0 ) );
1982 0 : LatticeExpr<Float> ratio( ( (*(modsubim)) * mask ) / ( deno + maskinv ) );
1983 :
1984 : //
1985 : //The above has a problem...mask is cutting out clean components found
1986 : // outside pblimit ...use below if this is what is wanted
1987 : // LatticeExpr<Float> ratio(iif(abs(*(wtsubim)) == 0.0, *modsubim, (*(modsubim))/( abs(*(wtsubim)) / (itsPBScaleFactor*itsPBScaleFactor))));
1988 :
1989 0 : IPosition ip(4,itsImageShape[0]/2,itsImageShape[1]/2,0,0);
1990 : /// Float modval = modsubim->getAt(ip);
1991 : //LatticeExprNode aminval( min(*modsubim) );
1992 : //LatticeExprNode amaxval( max(*modsubim) );
1993 : //cout << "Before ---- min : " << aminval.getFloat() << " max : " << amaxval.getFloat() << endl;
1994 :
1995 0 : modsubim->copyData(ratio);
1996 :
1997 : // cout << "Val of model before|after flattening at center for pol " << pol << " chan " << chan << " : " << modval << "|" << modsubim->getAt(ip) << " weight : " << wtsubim->getAt(ip) << endl;
1998 : //LatticeExprNode minval( min(*modsubim) );
1999 : //LatticeExprNode maxval( max(*modsubim) );
2000 : //cout << "After ---- min : " << minval.getFloat() << " max : " << maxval.getFloat() << endl;
2001 0 : }// if not zero
2002 : }//chan
2003 : }//pol
2004 :
2005 : }
2006 :
2007 : // storeImg(String("flatmodel.im"), *model());
2008 :
2009 : }
2010 17 : }
2011 :
2012 17 : void SIImageStore::multiplyModelByWeight(Float pblimit, const String normtype)
2013 : {
2014 34 : LogIO os( LogOrigin("SIImageStore","multiplyModelByWeight",WHERE) );
2015 :
2016 34 : if(itsUseWeight // only when needed
2017 17 : && weight() )// i.e. only when possible. For an initial starting model, don't need wt anyway.
2018 : {
2019 0 : if( normtype=="flatsky") {
2020 0 : os << "Model is already flat sky. No need to multiply back after prediction" << LogIO::POST;
2021 0 : return;
2022 : }
2023 0 : else if( normtype=="flatnoise"){
2024 :
2025 0 : for(Int pol=0; pol<itsImageShape[2]; pol++)
2026 : {
2027 0 : for(Int chan=0; chan<itsImageShape[3]; chan++)
2028 : {
2029 :
2030 0 : itsPBScaleFactor = getPbMax(pol,chan);
2031 : // cout << " pbscale : " << itsPBScaleFactor << endl;
2032 0 : if(itsPBScaleFactor<=0){os << LogIO::NORMAL1 << "Skipping normalization for C:" << chan << " P:" << pol << " because pb max is zero " << LogIO::POST;}
2033 : else {
2034 :
2035 0 : CountedPtr<ImageInterface<Float> > wtsubim=makeSubImage(0,1,
2036 0 : chan, itsImageShape[3],
2037 0 : pol, itsImageShape[2],
2038 0 : *weight() );
2039 0 : CountedPtr<ImageInterface<Float> > modsubim=makeSubImage(0,1,
2040 0 : chan, itsImageShape[3],
2041 0 : pol, itsImageShape[2],
2042 0 : *model() );
2043 :
2044 :
2045 :
2046 0 : os << LogIO::NORMAL1 ;
2047 0 : os << "[C" +String::toString(chan) + ":P" + String::toString(pol) + "] ";
2048 0 : os << "Multiplying " << itsImageName+String(".model") ;
2049 0 : os << " by [ sqrt(weight) / " << itsPBScaleFactor;
2050 0 : os << " ] to take model back to flat noise with unit pb peak." << LogIO::POST;
2051 :
2052 0 : LatticeExpr<Float> deno( sqrt( abs(*(wtsubim)) ) / itsPBScaleFactor );
2053 :
2054 0 : LatticeExpr<Float> mask( iif( (deno) > fabs(pblimit) , 1.0, 0.0 ) );
2055 0 : LatticeExpr<Float> maskinv( iif( (deno) > fabs(pblimit) , 0.0, 1.0 ) );
2056 0 : LatticeExpr<Float> ratio( ( (*(modsubim)) * mask ) * ( deno + maskinv ) );
2057 :
2058 : /////See comment in divmodel and divresidual for below usage
2059 : //LatticeExpr<Float> ratio ( (*(modsubim)) * sqrt( abs(*(wtsubim))) / itsPBScaleFactor );
2060 0 : modsubim->copyData(ratio);
2061 :
2062 0 : }// if not zero
2063 : }//chan
2064 : }//pol
2065 : }
2066 0 : else if( normtype=="pbsquare"){
2067 :
2068 0 : for(Int pol=0; pol<itsImageShape[2]; pol++)
2069 : {
2070 0 : for(Int chan=0; chan<itsImageShape[3]; chan++)
2071 : {
2072 :
2073 0 : itsPBScaleFactor = getPbMax(pol,chan);
2074 : // cout << " pbscale : " << itsPBScaleFactor << endl;
2075 0 : if(itsPBScaleFactor<=0){os << LogIO::NORMAL1 << "Skipping normalization for C:" << chan << " P:" << pol << " because pb max is zero " << LogIO::POST;}
2076 : else {
2077 :
2078 0 : CountedPtr<ImageInterface<Float> > wtsubim=makeSubImage(0,1,
2079 0 : chan, itsImageShape[3],
2080 0 : pol, itsImageShape[2],
2081 0 : *weight() );
2082 0 : CountedPtr<ImageInterface<Float> > modsubim=makeSubImage(0,1,
2083 0 : chan, itsImageShape[3],
2084 0 : pol, itsImageShape[2],
2085 0 : *model() );
2086 :
2087 :
2088 :
2089 0 : os << LogIO::NORMAL1 ;
2090 0 : os << "[C" +String::toString(chan) + ":P" + String::toString(pol) + "] ";
2091 0 : os << "Multiplying " << itsImageName+String(".model") ;
2092 0 : os << " by [ weight / " << itsPBScaleFactor*itsPBScaleFactor;
2093 0 : os << " ] to take model back to flat noise with unit pb peak." << LogIO::POST;
2094 :
2095 0 : LatticeExpr<Float> deno( abs(*(wtsubim)) / (itsPBScaleFactor*itsPBScaleFactor) );
2096 :
2097 0 : LatticeExpr<Float> mask( iif( (deno) > fabs(pblimit) , 1.0, 0.0 ) );
2098 0 : LatticeExpr<Float> maskinv( iif( (deno) > fabs(pblimit) , 0.0, 1.0 ) );
2099 0 : LatticeExpr<Float> ratio( ( (*(modsubim)) * mask ) * ( deno + maskinv ) );
2100 :
2101 : /////See comment in divmodel and divresidual for below usage
2102 : //LatticeExpr<Float> ratio ( (*(modsubim)) * sqrt( abs(*(wtsubim)) / itsPBScaleFactor) );
2103 0 : modsubim->copyData(ratio);
2104 0 : }// if not zero
2105 : }//chan
2106 : }//pol
2107 : }
2108 : }
2109 17 : }
2110 :
2111 0 : GaussianBeam SIImageStore::getPSFGaussian(Float psfcutoff)
2112 : {
2113 0 : GaussianBeam beam;
2114 : try
2115 : {
2116 0 : if( psf()->ndim() > 0 )
2117 : {
2118 0 : LatticeLocker lock2 (*(psf()), FileLocker::Read);
2119 0 : StokesImageUtil::FitGaussianPSF( *(psf()), beam, psfcutoff);
2120 0 : }
2121 : }
2122 0 : catch(AipsError &x)
2123 : {
2124 : // LogIO os( LogOrigin("SIImageStore","getPSFGaussian",WHERE) );
2125 : // os << "Error in fitting a Gaussian to the PSF : " << x.getMesg() << LogIO::POST;
2126 0 : throw( AipsError("Error in fitting a Gaussian to the PSF : " + x.getMesg()) );
2127 0 : }
2128 :
2129 0 : return beam;
2130 0 : }
2131 :
2132 17 : void SIImageStore::makeImageBeamSet(Float psfcutoff, const Bool forcefit)
2133 : {
2134 17 : clock_t begin = clock();
2135 :
2136 34 : LogIO os( LogOrigin("SIImageStore","getPSFGaussian",WHERE) );
2137 : // For all chans/pols, call getPSFGaussian() and put it into ImageBeamSet(chan,pol).
2138 17 : AlwaysAssert( itsImageShape.nelements() == 4, AipsError );
2139 17 : uInt nx = itsImageShape[0];
2140 17 : uInt ny = itsImageShape[1];
2141 17 : uInt npol = itsImageShape[2];
2142 17 : uInt nchan = itsImageShape[3];
2143 17 : ImageInfo ii = psf()->imageInfo();
2144 17 : ImageBeamSet iibeamset=ii.getBeamSet();
2145 17 : if(iibeamset.nchan()==nchan && iibeamset.nstokes()==npol && forcefit==False){
2146 0 : itsPSFBeams=iibeamset;
2147 0 : itsRestoredBeams=iibeamset;
2148 0 : return;
2149 : }
2150 17 : itsPSFBeams.resize( nchan, npol );
2151 17 : itsRestoredBeams.resize(nchan, npol);
2152 : // cout << "makeImBeamSet : imshape : " << itsImageShape << endl;
2153 :
2154 17 : String blankpsfs="";
2155 34 : for( uInt chanid=0; chanid<nchan;chanid++) {
2156 34 : for( uInt polid=0; polid<npol; polid++ ) {
2157 17 : LatticeLocker lock2 (*(psf()), FileLocker::Read);
2158 :
2159 17 : IPosition substart(4,0,0,polid,chanid);
2160 17 : IPosition substop(4,nx-1,ny-1,polid,chanid);
2161 17 : Slicer psfslice(substart, substop,Slicer::endIsLast);
2162 34 : SubImage<Float> subPsf( *psf() , psfslice, True );
2163 17 : GaussianBeam beam;
2164 :
2165 17 : Bool tryfit=True;
2166 :
2167 17 : LatticeExprNode le( max(subPsf) );
2168 17 : tryfit = le.getFloat()>0.0;
2169 17 : if(tryfit)
2170 : {
2171 : try
2172 : {
2173 17 : StokesImageUtil::FitGaussianPSF( subPsf, beam,psfcutoff );
2174 17 : itsPSFBeams.setBeam( chanid, polid, beam );
2175 17 : itsRestoredBeams.setBeam(chanid, polid, beam);
2176 : }
2177 0 : catch(AipsError &x)
2178 : {
2179 0 : os << LogIO::WARN << "[Chan" << chanid << ":Pol" << polid << "] Error Gaussian fit to PSF : " << x.getMesg() ;
2180 : // os << LogIO::POST;
2181 0 : os << " : Setting restoring beam to largest valid beam." << LogIO::POST;
2182 0 : }
2183 : }
2184 : else
2185 : {
2186 : // os << LogIO::WARN << "[Chan" << chanid << ":Pol" << polid << "] PSF is blank. Setting null restoring beam." << LogIO::POST ;
2187 0 : blankpsfs += "[C" +String::toString(chanid) + ":P" + String::toString(polid) + "] ";
2188 : }
2189 :
2190 17 : }// end of pol loop
2191 : }// end of chan loop
2192 :
2193 17 : if( blankpsfs.length() >0 )
2194 0 : os << LogIO::WARN << "PSF is blank for" << blankpsfs << LogIO::POST;
2195 :
2196 : //// Replace null (and bad) beams with the good one.
2197 : ////GaussianBeam maxbeam = findGoodBeam(True);
2198 :
2199 : //// Replace null beams by a tiny tiny beam, just to get past the ImageInfo restriction that
2200 : //// all planes must have non-null beams.
2201 :
2202 17 : GaussianBeam defaultbeam=itsPSFBeams.getMaxAreaBeam();
2203 : ///many of the unittests in tsdimaging seem to depend on having 0 area beams
2204 : ///which throws and exception when it is stored in the image
2205 : ///(so setting them to some small number)!
2206 17 : if(defaultbeam.getArea("rad2")==0.0){
2207 0 : Quantity majax(1e-06,"arcsec"),minax(1e-06,"arcsec"),pa(0.0,"deg");
2208 0 : defaultbeam.setMajorMinor(majax,minax);
2209 0 : defaultbeam.setPA(pa);
2210 0 : }
2211 34 : for( uInt chanid=0; chanid<nchan;chanid++) {
2212 34 : for( uInt polid=0; polid<npol; polid++ ) {
2213 17 : if( (itsPSFBeams.getBeam(chanid, polid)).isNull() )
2214 0 : { itsPSFBeams.setBeam( chanid, polid, defaultbeam );
2215 0 : itsRestoredBeams.setBeam( chanid, polid, defaultbeam );
2216 : }
2217 : }// end of pol loop
2218 : }// end of chan loop
2219 :
2220 : /*
2221 : //// Fill in gaps if there are any --- with the MAX Area beam.
2222 : ///// GaussianBeam maxbeam = itsPSFBeams.getMaxAreaBeam();
2223 : if( maxbeam.isNull() ) {
2224 : os << LogIO::WARN << "No planes have non-zero restoring beams. Forcing artificial 1.0arcsec beam." << LogIO::POST;
2225 : Quantity majax(1.0,"arcsec"),minax(1.0,"arcsec"),pa(0.0,"deg");
2226 : maxbeam.setMajorMinor(majax,minax);
2227 : maxbeam.setPA(pa);
2228 : }
2229 : else {
2230 : for( Int chanid=0; chanid<nchan;chanid++) {
2231 : for( Int polid=0; polid<npol; polid++ ) {
2232 : if( (itsPSFBeams.getBeam(chanid, polid)).isNull() )
2233 : { itsPSFBeams.setBeam( chanid, polid, maxbeam ); }
2234 : }// end of pol loop
2235 : }// end of chan loop
2236 : }
2237 : */
2238 :
2239 :
2240 : /// For lack of a better place, store this inside the PSF image. To be read later and used to restore
2241 :
2242 17 : ii.setBeams( itsPSFBeams );
2243 : {
2244 17 : LatticeLocker lock1(*(psf()), FileLocker::Write);
2245 17 : psf()->setImageInfo(ii);
2246 17 : psf()->unlock();
2247 17 : }
2248 17 : clock_t end = clock();
2249 17 : os << LogIO::NORMAL << "Time to fit Gaussian to PSF " << double(end - begin) / CLOCKS_PER_SEC << LogIO::POST;
2250 17 : }// end of make beam set
2251 :
2252 :
2253 0 : ImageBeamSet SIImageStore::getChannelBeamSet(const Int channel){
2254 :
2255 0 : return getChannelSliceBeamSet(channel, channel);
2256 : }
2257 :
2258 :
2259 0 : ImageBeamSet SIImageStore::getChannelSliceBeamSet(const Int begChan, const Int endChan){
2260 0 : ImageBeamSet bs=getBeamSet();
2261 0 : if(bs.shape()[0]==1)
2262 0 : return bs;
2263 0 : if(begChan > endChan || begChan <0)
2264 0 : throw(AipsError("Inconsistent slice of beam in channel requested"));
2265 0 : if(bs.shape()[0] < (endChan-1))
2266 0 : throw(AipsError("beam of channel "+String::toString(endChan)+" does not exist"));
2267 0 : IPosition blc(2, begChan, 0);
2268 0 : IPosition trc(2, endChan, bs.shape()[1]-1);
2269 0 : Matrix<GaussianBeam> sliceBeam=bs.getBeams()(blc, trc);
2270 0 : ImageBeamSet subBeamSet(sliceBeam);
2271 0 : return subBeamSet;
2272 :
2273 0 : }
2274 0 : void SIImageStore::setBeamSet(const ImageBeamSet& bs){
2275 :
2276 0 : itsPSFBeams=bs;
2277 0 : }
2278 :
2279 0 : ImageBeamSet SIImageStore::getBeamSet(Float psfcutoff)
2280 : {
2281 0 : IPosition beamshp = itsPSFBeams.shape();
2282 0 : AlwaysAssert( beamshp.nelements()==2 , AipsError );
2283 0 : if( beamshp[0]==0 || beamshp[1]==0 ) {makeImageBeamSet(psfcutoff);}
2284 0 : return itsPSFBeams;
2285 0 : }
2286 :
2287 17 : void SIImageStore::printBeamSet(Bool verbose)
2288 : {
2289 34 : LogIO os( LogOrigin("SIImageStore","printBeamSet",WHERE) );
2290 17 : AlwaysAssert( itsImageShape.nelements() == 4, AipsError );
2291 17 : if( itsImageShape[3] == 1 && itsImageShape[2]==1 )
2292 : {
2293 17 : GaussianBeam beam = itsPSFBeams.getBeam();
2294 17 : os << "Beam : " << beam.getMajor(Unit("arcsec")) << " arcsec, " << beam.getMinor(Unit("arcsec"))<< " arcsec, " << beam.getPA(Unit("deg")) << " deg" << LogIO::POST;
2295 17 : }
2296 : else
2297 : {
2298 : // per CAS-11415, verbose=True when restoringbeam='common'
2299 0 : if( verbose )
2300 : {
2301 0 : ostringstream oss;
2302 0 : oss<<"Beam";
2303 0 : Int nchan = itsImageShape[3];
2304 0 : for( Int chanid=0; chanid<nchan;chanid++) {
2305 0 : Int polid=0;
2306 : // for( Int polid=0; polid<npol; polid++ ) {
2307 0 : GaussianBeam beam = itsPSFBeams.getBeam( chanid, polid );
2308 0 : oss << " [C" << chanid << "]: " << beam.getMajor(Unit("arcsec")) << " arcsec, " << beam.getMinor(Unit("arcsec"))<< " arcsec, " << beam.getPA(Unit("deg")) << " deg";
2309 0 : }//for chanid
2310 0 : os << oss.str() << LogIO::POST;
2311 0 : }
2312 : else
2313 : {
2314 : // TODO : Enable this, when this function doesn't complain about 0 rest freq.
2315 : // or when rest freq is never zero !
2316 : try{
2317 0 : itsPSFBeams.summarize( os, False, itsCoordSys );
2318 : // per CAS-11415 request, not turn on this one (it prints out per-channel beam in each line in the logger)
2319 : //itsPSFBeams.summarize( os, verbose, itsCoordSys );
2320 : }
2321 0 : catch(AipsError &x)
2322 : {
2323 0 : os << LogIO::WARN << "Error while printing (compact) restoring beam summary : " << x.getMesg() << LogIO::POST;
2324 0 : os << "Printing long summary" << LogIO::POST;
2325 :
2326 0 : AlwaysAssert( itsImageShape.nelements() == 4, AipsError );
2327 : //Int npol = itsImageShape[2];
2328 0 : Int nchan = itsImageShape[3];
2329 0 : for( Int chanid=0; chanid<nchan;chanid++) {
2330 0 : Int polid=0;
2331 : // for( Int polid=0; polid<npol; polid++ ) {
2332 0 : GaussianBeam beam = itsPSFBeams.getBeam( chanid, polid );
2333 0 : os << "Beam [C" << chanid << "]: " << beam.getMajor(Unit("arcsec")) << " arcsec, " << beam.getMinor(Unit("arcsec"))<< " arcsec, " << beam.getPA(Unit("deg")) << " deg" << LogIO::POST;
2334 : //}//for polid
2335 0 : }//for chanid
2336 0 : }// catch
2337 : }
2338 : }
2339 17 : }
2340 :
2341 : /////////////////////////////// Restore all planes.
2342 :
2343 17 : void SIImageStore::restore(GaussianBeam& rbeam, String& usebeam, uInt term, Float psfcutoff)
2344 : {
2345 34 : LogIO os( LogOrigin("SIImageStore","restore",WHERE) );
2346 : // << ". Optionally, PB-correct too." << LogIO::POST;
2347 :
2348 17 : AlwaysAssert( itsImageShape.nelements() == 4, AipsError );
2349 17 : Int nx = itsImageShape[0];
2350 17 : Int ny = itsImageShape[1];
2351 17 : Int npol = itsImageShape[2];
2352 17 : Int nchan = itsImageShape[3];
2353 :
2354 : /* if( !hasResidualImage() )
2355 : {
2356 : // Cannot restore without residual/dirty image.
2357 : os << "Cannot restore without residual image" << LogIO::POST;
2358 : return;
2359 : }
2360 : */
2361 :
2362 : //// Get/fill the beamset
2363 17 : IPosition beamset = itsPSFBeams.shape();
2364 17 : AlwaysAssert( beamset.nelements()==2 , AipsError );
2365 17 : if( beamset[0] != nchan || beamset[1] != npol )
2366 : {
2367 :
2368 : // Get PSF Beams....
2369 17 : ImageInfo ii = psf()->imageInfo();
2370 17 : itsPSFBeams = ii.getBeamSet();
2371 17 : itsRestoredBeams=itsPSFBeams;
2372 17 : IPosition beamset2 = itsPSFBeams.shape();
2373 :
2374 17 : AlwaysAssert( beamset2.nelements()==2 , AipsError );
2375 17 : if( beamset2[0] != nchan || beamset2[1] != npol )
2376 : {
2377 : // Make new beams.
2378 0 : os << LogIO::WARN << "Couldn't find pre-computed restoring beams. Re-fitting." << LogIO::POST;
2379 0 : makeImageBeamSet(psfcutoff);
2380 : }
2381 17 : }
2382 :
2383 : // toggle for printing common beam to the log
2384 17 : Bool printcommonbeam(False);
2385 : //// Modify the beamset if needed
2386 : //// if ( rbeam is Null and usebeam=="" ) Don't do anything.
2387 : //// If rbeam is Null but usebeam=='common', calculate a common beam and set 'rbeam'
2388 : //// If rbeam is given (or exists due to 'common'), just use it.
2389 17 : if( rbeam.isNull() && usebeam=="common") {
2390 0 : os << "Getting common beam" << LogIO::POST;
2391 0 : rbeam = CasaImageBeamSet(itsPSFBeams).getCommonBeam();
2392 0 : os << "Common Beam : " << rbeam.getMajor(Unit("arcsec")) << " arcsec, " << rbeam.getMinor(Unit("arcsec"))<< " arcsec, " << rbeam.getPA(Unit("deg")) << " deg" << LogIO::POST;
2393 0 : printcommonbeam=True;
2394 : }
2395 17 : if( !rbeam.isNull() ) {
2396 : /*for( Int chanid=0; chanid<nchan;chanid++) {
2397 : for( Int polid=0; polid<npol; polid++ ) {
2398 : itsPSFBeams.setBeam( chanid, polid, rbeam );
2399 : /// Still need to add the 'common beam' option.
2400 : }//for chanid
2401 : }//for polid
2402 : */
2403 0 : itsRestoredBeams=ImageBeamSet(rbeam);
2404 0 : GaussianBeam beam = itsRestoredBeams.getBeam();
2405 :
2406 : //if commonbeam has not printed in the log
2407 0 : if (!printcommonbeam) {
2408 0 : os << "Common Beam : " << beam.getMajor(Unit("arcsec")) << " arcsec, " << beam.getMinor(Unit("arcsec"))<< " arcsec, " << beam.getPA(Unit("deg")) << " deg" << LogIO::POST;
2409 0 : printcommonbeam=True; // to avoid duplicate the info is printed to th elog
2410 : }
2411 0 : }// if rbeam not NULL
2412 : //// Done modifying beamset if needed
2413 :
2414 :
2415 : /// Before restoring, check for an empty model image and don't convolve (but still smooth residuals)
2416 : /// (for CAS-8271 : make output restored image even if .model is zero... )
2417 17 : Bool emptymodel = isModelEmpty();
2418 17 : if(emptymodel) os << LogIO::WARN << "Restoring with an empty model image. Only residuals will be processed to form the output restored image." << LogIO::POST;
2419 :
2420 :
2421 17 : LatticeLocker lock1(*(image(term)), FileLocker::Write);
2422 17 : LatticeLocker lock2(*(residual(term)), FileLocker::Write);
2423 17 : LatticeLocker lock3(*(model(term)), FileLocker::Read);
2424 : //// Use beamset to restore
2425 34 : for( Int chanid=0; chanid<nchan;chanid++) {
2426 34 : for( Int polid=0; polid<npol; polid++ ) {
2427 :
2428 17 : IPosition substart(4,0,0,polid,chanid);
2429 17 : IPosition substop(4,nx-1,ny-1,polid,chanid);
2430 17 : Slicer imslice(substart, substop,Slicer::endIsLast);
2431 34 : SubImage<Float> subRestored( *image(term) , imslice, True );
2432 34 : SubImage<Float> subModel( *model(term) , imslice, False );
2433 34 : SubImage<Float> subResidual( *residual(term) , imslice, True );
2434 :
2435 17 : GaussianBeam beam = itsRestoredBeams.getBeam( chanid, polid );;
2436 : //os << "Common Beam for chan : " << chanid << " : " << beam.getMajor(Unit("arcsec")) << " arcsec, " << beam.getMinor(Unit("arcsec"))<< " arcsec, " << beam.getPA(Unit("deg")) << " deg" << LogIO::POST;
2437 : // only print per-chan beam if the common beam is not used for restoring beam
2438 17 : if(!printcommonbeam) {
2439 17 : os << "Beam for chan : " << chanid << " : " << beam.getMajor(Unit("arcsec")) << " arcsec, " << beam.getMinor(Unit("arcsec"))<< " arcsec, " << beam.getPA(Unit("deg")) << " deg" << LogIO::POST;
2440 : }
2441 :
2442 : try
2443 : {
2444 : // Initialize restored image
2445 17 : subRestored.set(0.0);
2446 17 : if( !emptymodel ) {
2447 : // Copy model into it
2448 0 : subRestored.copyData( LatticeExpr<Float>( subModel ) );
2449 : // Smooth model by beam
2450 0 : StokesImageUtil::Convolve( subRestored, beam);
2451 : }
2452 : // Add residual image
2453 17 : if( !rbeam.isNull() || usebeam == "common") // If need to rescale residuals, make a copy and do it.
2454 : {
2455 : // rescaleResolution(chanid, subResidual, beam, itsPSFBeams.getBeam(chanid, polid));
2456 0 : TempImage<Float> tmpSubResidualCopy( IPosition(4,nx,ny,1,1), subResidual.coordinates());
2457 0 : tmpSubResidualCopy.copyData( subResidual );
2458 :
2459 0 : rescaleResolution(chanid, tmpSubResidualCopy, beam, itsPSFBeams.getBeam(chanid, polid));
2460 0 : subRestored.copyData( LatticeExpr<Float>( subRestored + tmpSubResidualCopy ) );
2461 0 : }
2462 : else// if no need to rescale residuals, just add the residuals.
2463 : {
2464 :
2465 :
2466 17 : subRestored.copyData( LatticeExpr<Float>( subRestored + subResidual ) );
2467 :
2468 : }
2469 :
2470 : }
2471 0 : catch(AipsError &x)
2472 : {
2473 0 : throw( AipsError("Restoration Error in chan" + String::toString(chanid) + ":pol" + String::toString(polid) + " : " + x.getMesg() ) );
2474 0 : }
2475 :
2476 17 : }// end of pol loop
2477 : }// end of chan loop
2478 :
2479 : try
2480 : {
2481 : //MSK//
2482 17 : if( hasPB() )
2483 : {
2484 17 : if( (image(term)->getDefaultMask()).matches("mask0") ) removeMask( image(term) );
2485 17 : copyMask(residual(term),image(term));
2486 : }
2487 :
2488 : // if(hasPB()){copyMask(residual(term),image(term));}
2489 17 : ImageInfo iminf = image(term)->imageInfo();
2490 : //iminf.setBeams( itsRestoredBeams);
2491 :
2492 17 : os << "Beam Set : Single beam : " << itsRestoredBeams.hasSingleBeam() << " Multi-beam : " << itsRestoredBeams.hasMultiBeam() << LogIO::DEBUG2;
2493 :
2494 17 : iminf.removeRestoringBeam();
2495 :
2496 17 : if( itsRestoredBeams.hasSingleBeam() )
2497 17 : { iminf.setRestoringBeam( itsRestoredBeams.getBeam() );}
2498 : else
2499 0 : {iminf.setBeams( itsRestoredBeams);}
2500 :
2501 17 : image(term)->setImageInfo(iminf);
2502 :
2503 17 : }
2504 0 : catch(AipsError &x)
2505 : {
2506 0 : throw( AipsError("Restoration Error : " + x.getMesg() ) );
2507 0 : }
2508 :
2509 17 : }// end of restore()
2510 :
2511 0 : GaussianBeam SIImageStore::findGoodBeam()
2512 : {
2513 0 : LogIO os( LogOrigin("SIImageStore","findGoodBeam",WHERE) );
2514 0 : IPosition beamshp = itsPSFBeams.shape();
2515 0 : AlwaysAssert( beamshp.nelements()==2 , AipsError );
2516 :
2517 : /*
2518 : if( beamshp[0] != nchan || beamshp[1] != npol )
2519 : {
2520 : // Make new beams.
2521 : os << LogIO::WARN << "Couldn't find pre-computed restoring beams. Re-fitting." << LogIO::POST;
2522 : makeImageBeamSet();
2523 : }
2524 : */
2525 :
2526 0 : Vector<Float> areas(beamshp[0]*beamshp[1]);
2527 0 : Vector<Float> axrat(beamshp[0]*beamshp[1]);
2528 0 : areas=0.0; axrat=1.0;
2529 0 : Vector<Bool> flags( areas.nelements() );
2530 0 : flags=False;
2531 :
2532 0 : Int cnt=0;
2533 0 : for( Int chanid=0; chanid<beamshp[0];chanid++) {
2534 0 : for( Int polid=0; polid<beamshp[1]; polid++ ) {
2535 0 : GaussianBeam beam = itsPSFBeams(chanid, polid);
2536 0 : if( !beam.isNull() && beam.getMajor(Unit("arcsec"))>1.1e-06 ) // larger than default filler beam.
2537 : {
2538 0 : areas[cnt] = beam.getArea( Unit("arcsec2") );
2539 0 : axrat[cnt] = beam.getMajor( Unit("arcsec") ) / beam.getMinor( Unit("arcsec") );
2540 : }
2541 : else {
2542 0 : flags[cnt] = True;
2543 : }
2544 0 : cnt++;
2545 0 : }//for chanid
2546 : }//for polid
2547 :
2548 0 : Vector<Float> fit( areas.nelements() );
2549 0 : Vector<Float> fitaxr( areas.nelements() );
2550 0 : for (Int loop=0;loop<5;loop++) {
2551 : /// Filter on outliers in PSF beam area
2552 0 : lineFit( areas, flags, fit, 0, areas.nelements()-1 );
2553 0 : Float sd = calcStd( areas , flags, fit );
2554 0 : for (uInt i=0;i<areas.nelements();i++) {
2555 0 : if( fabs( areas[i] - fit[i] ) > 3*sd ) flags[i]=True;
2556 : }
2557 : /// Filter on outliers in PSF axial ratio
2558 0 : lineFit( axrat, flags, fitaxr, 0, areas.nelements()-1 );
2559 0 : Float sdaxr = calcStd( axrat , flags, fitaxr );
2560 0 : for (uInt i=0;i<areas.nelements();i++) {
2561 0 : if( fabs( axrat[i] - fitaxr[i] ) > 3*sdaxr ) flags[i]=True;
2562 : }
2563 : }
2564 : // cout << "Original areas : " << areas << endl;
2565 : // cout << "Original axrats : " << axrat << endl;
2566 : // cout << "Flags : " << flags << endl;
2567 :
2568 : // Find max area good beam.
2569 0 : GaussianBeam goodbeam;
2570 0 : Int cid=0,pid=0;
2571 0 : Float maxval=0.0;
2572 0 : cnt=0;
2573 0 : for( Int chanid=0; chanid<beamshp[0];chanid++) {
2574 0 : for( Int polid=0; polid<beamshp[1]; polid++ ) {
2575 0 : if( flags[cnt] == False ){
2576 0 : if( areas[cnt] > maxval ) {maxval = areas[cnt]; goodbeam = itsPSFBeams.getBeam(chanid,polid);cid=chanid;pid=polid;}
2577 : }
2578 0 : cnt++;
2579 : }//polid
2580 : }//chanid
2581 :
2582 0 : os << "Picking common beam from C"<<cid<<":P"<<pid<<" : " << goodbeam.getMajor(Unit("arcsec")) << " arcsec, " << goodbeam.getMinor(Unit("arcsec"))<< " arcsec, " << goodbeam.getPA(Unit("deg")) << " deg" << LogIO::POST;
2583 :
2584 0 : Bool badbeam=False;
2585 0 : for(uInt i=0;i<flags.nelements();i++){if(flags[i]==True) badbeam=True;}
2586 :
2587 0 : if( badbeam == True )
2588 : {
2589 0 : os << "(Ignored beams from :";
2590 0 : cnt=0;
2591 0 : for( Int chanid=0; chanid<beamshp[0];chanid++) {
2592 0 : for( Int polid=0; polid<beamshp[1]; polid++ ) {
2593 0 : if( flags[cnt] == True ){
2594 0 : os << " C"<<chanid<<":P"<<polid;
2595 : }
2596 0 : cnt++;
2597 : }//polid
2598 : }//chanid
2599 0 : os << " as outliers either by area or by axial ratio)" << LogIO::POST;
2600 : }
2601 :
2602 :
2603 : /*
2604 : // Replace 'bad' psfs with the chosen one.
2605 : if( goodbeam.isNull() ) {
2606 : os << LogIO::WARN << "No planes have non-zero restoring beams. Forcing artificial 1.0arcsec beam." << LogIO::POST;
2607 : Quantity majax(1.0,"arcsec"),minax(1.0,"arcsec"),pa(0.0,"deg");
2608 : goodbeam.setMajorMinor(majax,minax);
2609 : goodbeam.setPA(pa);
2610 : }
2611 : else {
2612 : cnt=0;
2613 : for( Int chanid=0; chanid<nchan;chanid++) {
2614 : for( Int polid=0; polid<npol; polid++ ) {
2615 : if( flags[cnt]==True )
2616 : { itsPSFBeams.setBeam( chanid, polid, goodbeam ); }
2617 : cnt++;
2618 : }// end of pol loop
2619 : }// end of chan loop
2620 : }
2621 : */
2622 :
2623 0 : return goodbeam;
2624 0 : }// end of findGoodBeam
2625 :
2626 : ///////////////////////// Funcs to calculate robust mean and fit, taking into account 'flagged' points.
2627 0 : void SIImageStore :: lineFit(Vector<Float> &data, Vector<Bool> &flag, Vector<Float> &fit, uInt lim1, uInt lim2)
2628 : {
2629 0 : float Sx = 0, Sy = 0, Sxx = 0, Sxy = 0, S = 0, a, b, sd, mn;
2630 :
2631 0 : mn = calcMean(data, flag);
2632 0 : sd = calcStd (data, flag, mn);
2633 :
2634 0 : for (uInt i = lim1; i <= lim2; i++)
2635 : {
2636 0 : if (flag[i] == False) // if unflagged
2637 : {
2638 0 : S += 1 / (sd * sd);
2639 0 : Sx += i / (sd * sd);
2640 0 : Sy += data[i] / (sd * sd);
2641 0 : Sxx += (i * i) / (sd * sd);
2642 0 : Sxy += (i * data[i]) / (sd * sd);
2643 : }
2644 : }
2645 0 : a = (Sxx * Sy - Sx * Sxy) / (S * Sxx - Sx * Sx);
2646 0 : b = (S * Sxy - Sx * Sy) / (S * Sxx - Sx * Sx);
2647 :
2648 0 : for (uInt i = lim1; i <= lim2; i++)
2649 0 : fit[i] = a + b * i;
2650 :
2651 0 : }
2652 : /* Calculate the MEAN of 'vect' ignoring values flagged in 'flag' */
2653 0 : Float SIImageStore :: calcMean(Vector<Float> &vect, Vector<Bool> &flag)
2654 : {
2655 0 : Float mean=0;
2656 0 : Int cnt=0;
2657 0 : for(uInt i=0;i<vect.nelements();i++)
2658 0 : if(flag[i]==False)
2659 : {
2660 0 : mean += vect[i];
2661 0 : cnt++;
2662 : }
2663 0 : if(cnt==0) cnt=1;
2664 0 : return mean/cnt;
2665 : }
2666 0 : Float SIImageStore :: calcStd(Vector<Float> &vect, Vector<Bool> &flag, Vector<Float> &fit)
2667 : {
2668 0 : Float std=0;
2669 0 : uInt n=0,cnt=0;
2670 0 : n = vect.nelements() < fit.nelements() ? vect.nelements() : fit.nelements();
2671 0 : for(uInt i=0;i<n;i++)
2672 0 : if(flag[i]==False)
2673 : {
2674 0 : cnt++;
2675 0 : std += (vect[i]-fit[i])*(vect[i]-fit[i]);
2676 : }
2677 0 : if(cnt==0) cnt=1;
2678 0 : return sqrt(std/cnt);
2679 :
2680 : }
2681 0 : Float SIImageStore :: calcStd(Vector<Float> &vect, Vector<Bool> &flag, Float mean)
2682 : {
2683 0 : Float std=0;
2684 0 : uInt cnt=0;
2685 0 : for(uInt i=0;i<vect.nelements();i++)
2686 0 : if(flag[i]==False)
2687 : {
2688 0 : cnt++;
2689 0 : std += (vect[i]-mean)*(vect[i]-mean);
2690 : }
2691 0 : return sqrt(std/cnt);
2692 : }
2693 :
2694 : ///////////////////////// End of Funcs to calculate robust mean and fit.
2695 :
2696 :
2697 :
2698 : /*
2699 : GaussianBeam SIImageStore::restorePlane()
2700 : {
2701 :
2702 : LogIO os( LogOrigin("SIImageStore","restorePlane",WHERE) );
2703 : // << ". Optionally, PB-correct too." << LogIO::POST;
2704 :
2705 : Bool validbeam=False;
2706 : GaussianBeam beam;
2707 : try
2708 : {
2709 : // Fit a Gaussian to the PSF.
2710 : beam = getPSFGaussian();
2711 : validbeam = True;
2712 : }
2713 : catch(AipsError &x)
2714 : {
2715 : os << LogIO::WARN << "Beam fit error : " + x.getMesg() << LogIO::POST;
2716 : }
2717 :
2718 : try
2719 : {
2720 : if( validbeam==True )
2721 : {
2722 : //os << "[" << itsImageName << "] " ; // Add when parent image name is available.
2723 : //os << "Restore with beam : " << beam.getMajor(Unit("arcmin")) << " arcmin, " << beam.getMinor(Unit("arcmin"))<< " arcmin, " << beam.getPA(Unit("deg")) << " deg" << LogIO::POST;
2724 :
2725 : // Initialize restored image
2726 : image()->set(0.0);
2727 : // Copy model into it
2728 : image()->copyData( LatticeExpr<Float>( *(model()) ) );
2729 : // Smooth model by beam
2730 : StokesImageUtil::Convolve( *(image()), beam);
2731 : // Add residual image
2732 : image()->copyData( LatticeExpr<Float>( *(image()) + *(residual()) ) );
2733 :
2734 : // Set restoring beam into the image
2735 : ImageInfo ii = image()->imageInfo();
2736 : //ii.setRestoringBeam(beam);
2737 : ii.setBeams(beam);
2738 : image()->setImageInfo(ii);
2739 : }
2740 : }
2741 : catch(AipsError &x)
2742 : {
2743 : throw( AipsError("Restoration Error : " + x.getMesg() ) );
2744 : }
2745 :
2746 : return beam;
2747 :
2748 : }
2749 : */
2750 :
2751 0 : void SIImageStore::pbcor(uInt term)
2752 : {
2753 :
2754 0 : LogIO os( LogOrigin("SIImageStore","pbcor",WHERE) );
2755 :
2756 0 : if( !hasRestored() || !hasPB() )
2757 : {
2758 : // Cannot pbcor without restored image and pb
2759 0 : os << LogIO::WARN << "Cannot pbcor without restored image and pb" << LogIO::POST;
2760 0 : return;
2761 : }
2762 0 : LatticeLocker lock1(*(image(term)), FileLocker::Write);
2763 0 : LatticeLocker lock2(*(pb(term)), FileLocker::Write);
2764 0 : LatticeLocker lock3(*(imagepbcor(term)), FileLocker::Write);
2765 :
2766 0 : for(Int pol=0; pol<itsImageShape[2]; pol++)
2767 : {
2768 0 : for(Int chan=0; chan<itsImageShape[3]; chan++)
2769 : {
2770 :
2771 0 : CountedPtr<ImageInterface<Float> > restoredsubim=makeSubImage(0,1,
2772 0 : chan, itsImageShape[3],
2773 0 : pol, itsImageShape[2],
2774 0 : *image(term) );
2775 0 : CountedPtr<ImageInterface<Float> > pbsubim=makeSubImage(0,1,
2776 0 : chan, itsImageShape[3],
2777 0 : pol, itsImageShape[2],
2778 0 : *pb() );
2779 :
2780 0 : CountedPtr<ImageInterface<Float> > pbcorsubim=makeSubImage(0,1,
2781 0 : chan, itsImageShape[3],
2782 0 : pol, itsImageShape[2],
2783 0 : *imagepbcor(term) );
2784 :
2785 :
2786 0 : LatticeExprNode pbmax( max( *pbsubim ) );
2787 0 : Float pbmaxval = pbmax.getFloat();
2788 :
2789 0 : if( pbmaxval<=0.0 )
2790 : {
2791 0 : os << LogIO::WARN << "Skipping PBCOR for C:" << chan << " P:" << pol << " because pb max is zero " << LogIO::POST;
2792 0 : pbcorsubim->set(0.0);
2793 : }
2794 : else
2795 : {
2796 :
2797 0 : LatticeExpr<Float> thepbcor( iif( *(pbsubim) > 0.0 , (*(restoredsubim))/(*(pbsubim)) , 0.0 ) );
2798 0 : pbcorsubim->copyData( thepbcor );
2799 :
2800 0 : }// if not zero
2801 0 : }//chan
2802 : }//pol
2803 :
2804 : // Copy over the PB mask.
2805 0 : if((imagepbcor(term)->getDefaultMask()=="") && hasPB())
2806 0 : {copyMask(pb(),imagepbcor(term));}
2807 :
2808 : // Set restoring beam info
2809 0 : ImageInfo iminf = image(term)->imageInfo();
2810 : //iminf.setBeams( itsRestoredBeams );
2811 0 : imagepbcor(term)->setImageInfo(iminf);
2812 :
2813 0 : }// end pbcor
2814 :
2815 0 : Matrix<Float> SIImageStore::getSumWt(ImageInterface<Float>& target)
2816 : {
2817 0 : Record miscinfo = target.miscInfo();
2818 :
2819 0 : Matrix<Float> sumwt;
2820 0 : sumwt.resize();
2821 0 : if( miscinfo.isDefined("sumwt")
2822 0 : && (miscinfo.dataType("sumwt")==TpArrayFloat || miscinfo.dataType("sumwt")==TpArrayDouble ) )
2823 0 : { miscinfo.get( "sumwt" , sumwt ); }
2824 0 : else { sumwt.resize( IPosition(2, target.shape()[2], target.shape()[3] ) ); sumwt = 1.0; }
2825 :
2826 0 : return sumwt;
2827 0 : }
2828 :
2829 0 : void SIImageStore::setSumWt(ImageInterface<Float>& target, Matrix<Float>& sumwt)
2830 : {
2831 0 : Record miscinfo = target.miscInfo();
2832 0 : miscinfo.define("sumwt", sumwt);
2833 0 : LatticeLocker lock1(target, FileLocker::Write);
2834 0 : target.setMiscInfo( miscinfo );
2835 0 : }
2836 :
2837 :
2838 68 : Bool SIImageStore::getUseWeightImage(ImageInterface<Float>& target)
2839 : {
2840 68 : Record miscinfo = target.miscInfo();
2841 : Bool useweightimage;
2842 68 : if( miscinfo.isDefined("useweightimage") && miscinfo.dataType("useweightimage")==TpBool )
2843 68 : { miscinfo.get( "useweightimage", useweightimage ); }
2844 0 : else { useweightimage = False; }
2845 :
2846 68 : return useweightimage;
2847 68 : }
2848 : /*
2849 : Bool SIImageStore::getUseWeightImage()
2850 : {
2851 : if( ! itsParentSumWt )
2852 : return False;
2853 : else
2854 : return getUseWeightImage( *itsParentSumWt );
2855 : }
2856 : */
2857 255 : void SIImageStore::setUseWeightImage(ImageInterface<Float>& target, Bool useweightimage)
2858 : {
2859 255 : Record miscinfo = target.miscInfo();
2860 255 : miscinfo.define("useweightimage", useweightimage);
2861 255 : LatticeLocker lock1(target, FileLocker::Write);
2862 255 : target.setMiscInfo( miscinfo );
2863 255 : }
2864 :
2865 :
2866 :
2867 17 : Bool SIImageStore::divideImageByWeightVal( ImageInterface<Float>& target )
2868 : {
2869 :
2870 17 : Array<Float> lsumwt;
2871 17 : sumwt()->get( lsumwt , False ); // For MT, this will always pick the zeroth sumwt, which it should.
2872 17 : LatticeLocker lock2(target, FileLocker::Write);
2873 :
2874 17 : IPosition imshape = target.shape();
2875 :
2876 : //cerr << " SumWt : " << lsumwt << " sumwtshape : " << lsumwt.shape() << " image shape : " << imshape << endl;
2877 :
2878 17 : AlwaysAssert( lsumwt.shape()[2] == imshape[2] , AipsError ); // polplanes
2879 17 : AlwaysAssert( lsumwt.shape()[3] == imshape[3] , AipsError ); // chanplanes
2880 :
2881 17 : Bool div=False; // flag to signal if division actually happened, or weights are all 1.0
2882 :
2883 34 : for(Int pol=0; pol<lsumwt.shape()[2]; pol++)
2884 : {
2885 34 : for(Int chan=0; chan<lsumwt.shape()[3]; chan++)
2886 : {
2887 17 : IPosition pos(4,0,0,pol,chan);
2888 17 : if( lsumwt(pos) != 1.0 )
2889 : {
2890 : // SubImage<Float>* subim=makePlane( chan, True ,pol, True, target );
2891 : std::shared_ptr<ImageInterface<Float> > subim=makeSubImage(0,1,
2892 17 : chan, lsumwt.shape()[3],
2893 17 : pol, lsumwt.shape()[2],
2894 34 : target );
2895 17 : if ( lsumwt(pos) > 1e-07 ) {
2896 34 : LatticeExpr<Float> le( (*subim)/lsumwt(pos) );
2897 17 : subim->copyData( le );
2898 17 : }
2899 : else {
2900 0 : subim->set(0.0);
2901 : }
2902 17 : div=True;
2903 17 : }
2904 17 : }
2905 : }
2906 :
2907 : // if( div==True ) cout << "Div image by sumwt : " << lsumwt << endl;
2908 : // else cout << "Already normalized" << endl;
2909 :
2910 : // lsumwt = 1.0; setSumWt( target , lsumwt );
2911 :
2912 17 : return div;
2913 17 : }
2914 :
2915 17 : void SIImageStore::normPSF(Int term)
2916 : {
2917 :
2918 34 : for(Int pol=0; pol<itsImageShape[2]; pol++)
2919 : {
2920 34 : for(Int chan=0; chan<itsImageShape[3]; chan++)
2921 : {
2922 : /// IPosition center(4,itsImageShape[0]/2,itsImageShape[1]/2,pol,chan);
2923 :
2924 : std::shared_ptr<ImageInterface<Float> > subim=makeSubImage(0,1,
2925 34 : chan, itsImageShape[3],
2926 17 : pol, itsImageShape[2],
2927 34 : (*psf(term)) );
2928 :
2929 : std::shared_ptr<ImageInterface<Float> > subim0=makeSubImage(0,1,
2930 34 : chan, itsImageShape[3],
2931 17 : pol, itsImageShape[2],
2932 34 : (*psf(0)) );
2933 :
2934 17 : LatticeLocker lock1(*(subim), FileLocker::Write);
2935 :
2936 17 : LatticeExprNode themax( max(*(subim0)) );
2937 17 : Float maxim = themax.getFloat();
2938 :
2939 17 : if ( maxim > 1e-07 )
2940 : {
2941 34 : LatticeExpr<Float> normed( (*(subim)) / maxim );
2942 17 : subim->copyData( normed );
2943 17 : }
2944 : else
2945 : {
2946 0 : subim->set(0.0);
2947 : }
2948 17 : }//chan
2949 : }//pol
2950 :
2951 17 : }
2952 :
2953 17 : void SIImageStore::calcSensitivity()
2954 : {
2955 34 : LogIO os( LogOrigin("SIImageStore","calcSensitivity",WHERE) );
2956 :
2957 17 : Array<Float> lsumwt;
2958 17 : sumwt()->get( lsumwt , False ); // For MT, this will always pick the zeroth sumwt, which it should.
2959 :
2960 17 : IPosition shp( lsumwt.shape() );
2961 : //cout << "Sumwt shape : " << shp << " : " << lsumwt << endl;
2962 : //AlwaysAssert( shp.nelements()==4 , AipsError );
2963 :
2964 17 : os << "[" << itsImageName << "] Theoretical sensitivity (Jy/bm):" ;
2965 :
2966 17 : IPosition it(4,0,0,0,0);
2967 34 : for ( it[0]=0; it[0]<shp[0]; it[0]++)
2968 34 : for ( it[1]=0; it[1]<shp[1]; it[1]++)
2969 34 : for ( it[2]=0; it[2]<shp[2]; it[2]++)
2970 34 : for ( it[3]=0; it[3]<shp[3]; it[3]++)
2971 : {
2972 17 : if( shp[0]>1 ){os << "f"<< it[0]+(it[1]*shp[0]) << ":" ;}
2973 17 : if( shp[3]>1 ) { os << "c"<< it[3] << ":"; }
2974 17 : if( shp[2]>1 ) { os << "p"<< it[2]<< ":" ; }
2975 17 : if( lsumwt( it ) > 1e-07 )
2976 : {
2977 17 : os << 1.0/(sqrt(lsumwt(it))) << " " ;
2978 : }
2979 : else
2980 : {
2981 0 : os << "none" << " ";
2982 : }
2983 : }
2984 :
2985 17 : os << LogIO::POST;
2986 :
2987 : // Array<Float> sens = 1.0/sqrtsumwt;
2988 :
2989 :
2990 17 : }
2991 :
2992 0 : Double SIImageStore::calcFractionalBandwidth()
2993 : {
2994 0 : throw(AipsError("calcFractionalBandwidth is not implemented for SIImageStore. Only SIImageStoreMultiTerm"));
2995 : }
2996 :
2997 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
2998 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
2999 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
3000 : /////////////////// Utility Functions to gather statistics on the imagestore.
3001 :
3002 0 : Float SIImageStore::getPeakResidual()
3003 : {
3004 0 : LogIO os( LogOrigin("SIImageStore","getPeakResidual",WHERE) );
3005 0 : LatticeLocker lock2 (*(residual()), FileLocker::Read);
3006 0 : ArrayLattice<Bool> pixelmask(residual()->getMask());
3007 0 : LatticeExpr<Float> resd(iif(pixelmask,abs(*residual()),0));
3008 : //LatticeExprNode pres( max(abs( *residual() ) ));
3009 0 : LatticeExprNode pres( max(resd) );
3010 0 : Float maxresidual = pres.getFloat();
3011 :
3012 0 : return maxresidual;
3013 0 : }
3014 :
3015 0 : Float SIImageStore::getPeakResidualWithinMask()
3016 : {
3017 0 : LogIO os( LogOrigin("SIImageStore","getPeakResidualWithinMask",WHERE) );
3018 : //Float minresmask, maxresmask, minres, maxres;
3019 : //findMinMax( residual()->get(), mask()->get(), minres, maxres, minresmask, maxresmask );
3020 :
3021 0 : ArrayLattice<Bool> pixelmask(residual()->getMask());
3022 : //findMinMaxLattice(*residual(), *mask() , pixelmask, maxres,maxresmask, minres, minresmask);
3023 0 : LatticeExpr<Float> resd(iif(((*mask()) > 0) && pixelmask ,abs((*residual())),0));
3024 0 : LatticeExprNode pres( max(resd) );
3025 0 : Float maxresidual = pres.getFloat();
3026 : //Float maxresidual=max( abs(maxresmask), abs(minresmask) );
3027 0 : return maxresidual;
3028 0 : }
3029 :
3030 : // Calculate the total model flux
3031 0 : Float SIImageStore::getModelFlux(uInt term)
3032 : {
3033 : // LogIO os( LogOrigin("SIImageStore","getModelFlux",WHERE) );
3034 0 : LatticeLocker lock2 (*(model(term)), FileLocker::Read);
3035 0 : LatticeExprNode mflux( sum( *model(term) ) );
3036 0 : Float modelflux = mflux.getFloat();
3037 : // Float modelflux = sum( model(term)->get() );
3038 :
3039 0 : return modelflux;
3040 0 : }
3041 :
3042 : // Check for non-zero model (this is different from getting model flux, for derived SIIMMT)
3043 34 : Bool SIImageStore::isModelEmpty()
3044 : {
3045 34 : if( !itsModel && (! hasModel()) ) return True;
3046 0 : else return ( fabs( getModelFlux(0) ) < 1e-08 );
3047 : }
3048 :
3049 :
3050 0 : void SIImageStore::setPSFSidelobeLevel(const Float level){
3051 :
3052 0 : itsPSFSideLobeLevel=level;
3053 0 : }
3054 : // Calculate the PSF sidelobe level...
3055 0 : Float SIImageStore::getPSFSidelobeLevel()
3056 : {
3057 0 : LogIO os( LogOrigin("SIImageStore","getPSFSidelobeLevel",WHERE) );
3058 : //cerr << "*****PSF sidelobe "<< itsPSFSideLobeLevel << endl;
3059 : /// Calculate only once, store and return for all subsequent calls.
3060 0 : if( itsPSFSideLobeLevel == 0.0 )
3061 : {
3062 :
3063 0 : ImageBeamSet thebeams = getBeamSet();
3064 0 : LatticeLocker lock2 (*(psf()), FileLocker::Read);
3065 :
3066 : //------------------------------------------------------------
3067 0 : IPosition oneplaneshape( itsImageShape );
3068 0 : AlwaysAssert( oneplaneshape.nelements()==4, AipsError );
3069 0 : oneplaneshape[2]=1; oneplaneshape[3]=1;
3070 0 : TempImage<Float> psfbeam( oneplaneshape, itsCoordSys );
3071 :
3072 : // In a loop through channels, subtract out or mask out the main lobe
3073 0 : Float allmin=0.0, allmax=0.0;
3074 0 : for(Int pol=0; pol<itsImageShape[2]; pol++)
3075 : {
3076 0 : for(Int chan=0; chan<itsImageShape[3]; chan++)
3077 : {
3078 : std::shared_ptr<ImageInterface<Float> > onepsf=makeSubImage(0,1,
3079 0 : chan, itsImageShape[3],
3080 0 : pol, itsImageShape[2],
3081 0 : (*psf()) );
3082 :
3083 :
3084 0 : GaussianBeam beam = thebeams.getBeam( chan, pol );
3085 0 : Vector<Float> abeam(3); // Holds bmaj, bmin, pa in asec, asec, deg
3086 0 : abeam[0] = beam.getMajor().get("arcsec").getValue() * C::arcsec;
3087 0 : abeam[1] = beam.getMinor().get("arcsec").getValue() * C::arcsec;
3088 0 : abeam[2] = (beam.getPA().get("deg").getValue() + 90.0)* C::degree;
3089 :
3090 : //cout << "Beam : " << abeam << endl;
3091 :
3092 0 : StokesImageUtil::MakeGaussianPSF( psfbeam, abeam, False);
3093 :
3094 : // storeImg( String("psfbeam.im"), psfbeam );
3095 :
3096 : //Subtract from PSF plane
3097 0 : LatticeExpr<Float> delobed( (*onepsf) - psfbeam );
3098 :
3099 : // For debugging
3100 : //onepsf->copyData( delobed );
3101 :
3102 : //Calc max and min and accumulate across channels.
3103 :
3104 0 : LatticeExprNode minval_le( min( *onepsf ) );
3105 0 : LatticeExprNode maxval_le( max( delobed ) );
3106 :
3107 0 : Float minval = minval_le.getFloat();
3108 0 : Float maxval = maxval_le.getFloat();
3109 :
3110 0 : if( minval < allmin ) allmin = minval;
3111 0 : if( maxval > allmax ) allmax = maxval;
3112 :
3113 : //cout << "Chan : " << chan << " minval : " << minval << " maxval : " << maxval << endl;
3114 :
3115 0 : }//chan
3116 : }//pol
3117 :
3118 : //------------------------------------------------------------
3119 :
3120 0 : itsPSFSideLobeLevel = max( fabs(allmin), fabs(allmax) );
3121 :
3122 : //os << "PSF min : " << allmin << " max : " << allmax << " psfsidelobelevel : " << itsPSFSideLobeLevel << LogIO::POST;
3123 :
3124 0 : }// if changed.
3125 :
3126 : // LatticeExprNode psfside( min( *psf() ) );
3127 : // itsPSFSideLobeLevel = fabs( psfside.getFloat() );
3128 :
3129 : //cout << "PSF sidelobe level : " << itsPSFSideLobeLevel << endl;
3130 0 : return itsPSFSideLobeLevel;
3131 0 : }
3132 :
3133 0 : void SIImageStore::findMinMax(const Array<Float>& lattice,
3134 : const Array<Float>& mask,
3135 : Float& minVal, Float& maxVal,
3136 : Float& minValMask, Float& maxValMask)
3137 : {
3138 0 : IPosition posmin(lattice.shape().nelements(), 0);
3139 0 : IPosition posmax(lattice.shape().nelements(), 0);
3140 :
3141 0 : if( sum(mask) <1e-06 ) {minValMask=0.0; maxValMask=0.0;}
3142 0 : else { minMaxMasked(minValMask, maxValMask, posmin, posmax, lattice,mask); }
3143 :
3144 0 : minMax( minVal, maxVal, posmin, posmax, lattice );
3145 0 : }
3146 :
3147 0 : Array<Double> SIImageStore::calcRobustRMS(Array<Double>& mdns, const Float pbmasklevel, const Bool fastcalc)
3148 : {
3149 0 : LogIO os( LogOrigin("SIImageStore","calcRobustRMS",WHERE) );
3150 0 : Record* regionPtr=0;
3151 0 : String LELmask("");
3152 0 : LatticeLocker lockres (*(residual()), FileLocker::Read);
3153 0 : ArrayLattice<Bool> pbmasklat(residual()->shape());
3154 0 : pbmasklat.set(False);
3155 0 : LatticeExpr<Bool> pbmask(pbmasklat);
3156 0 : if (hasPB()) {
3157 : // set bool mask: False = masked
3158 0 : pbmask = LatticeExpr<Bool> (iif(*pb() > pbmasklevel, True, False));
3159 0 : os << LogIO::DEBUG1 << "pbmask to be attached===> nfalse(pbmask.getMask())="<<nfalse(pbmask.getMask())<<endl;
3160 : }
3161 :
3162 :
3163 0 : Record thestats;
3164 0 : if (fastcalc) { // older calculation
3165 : // need to apply pbmask if present to be consistent between fastcalc = true and false.
3166 : //TempImage<Float>* tempRes = new TempImage<Float>(residual()->shape(), residual()->coordinates(), SDMaskHandler::memoryToUse());
3167 0 : auto tempRes = std::shared_ptr<TempImage<Float>>(new TempImage<Float>(residual()->shape(), residual()->coordinates(), SDMaskHandler::memoryToUse()));
3168 0 : tempRes->copyData(*residual());
3169 0 : tempRes->attachMask(pbmask);
3170 : //thestats = SDMaskHandler::calcImageStatistics(*residual(), LELmask, regionPtr, True);
3171 0 : thestats = SDMaskHandler::calcImageStatistics(*tempRes, LELmask, regionPtr, True);
3172 0 : }
3173 : else { // older way to calculate
3174 : // use the new statistic calculation algorithm
3175 0 : Vector<Bool> dummyvec;
3176 : // TT: 2018.08.01 using revised version (the older version of this is renameed to calcRobustImageStatisticsOld)
3177 0 : thestats = SDMaskHandler::calcRobustImageStatistics(*residual(), *mask(), pbmask, LELmask, regionPtr, True, dummyvec);
3178 0 : }
3179 :
3180 :
3181 : /***
3182 : ImageStatsCalculator imcalc( residual(), regionPtr, LELmask, False);
3183 :
3184 : Vector<Int> axes(2);
3185 : axes[0] = 0;
3186 : axes[1] = 1;
3187 : imcalc.setAxes(axes);
3188 : imcalc.setRobust(True);
3189 : Record thestats = imcalc.statistics();
3190 : //cout<<"thestats="<<thestats<<endl;
3191 : ***/
3192 :
3193 : //Array<Double>rmss, mads, mdns;
3194 0 : Array<Double>rmss, mads;
3195 : //thestats.get(RecordFieldId("max"), maxs);
3196 0 : thestats.get(RecordFieldId("rms"), rmss);
3197 0 : thestats.get(RecordFieldId("medabsdevmed"), mads);
3198 0 : thestats.get(RecordFieldId("median"), mdns);
3199 :
3200 : //os << LogIO::DEBUG1 << "Max : " << maxs << LogIO::POST;
3201 0 : os << LogIO::DEBUG1 << "RMS : " << rmss << LogIO::POST;
3202 0 : os << LogIO::DEBUG1 << "MAD : " << mads << LogIO::POST;
3203 :
3204 : // this for the new noise calc
3205 : //return mdns+mads*1.4826;
3206 : // this is the old noise calc
3207 0 : return mads*1.4826;
3208 0 : }
3209 :
3210 0 : void SIImageStore::printImageStats()
3211 : {
3212 0 : LogIO os( LogOrigin("SIImageStore","printImageStats",WHERE) );
3213 0 : Float minresmask=0, maxresmask=0, minres=0, maxres=0;
3214 : // findMinMax( residual()->get(), mask()->get(), minres, maxres, minresmask, maxresmask );
3215 0 : LatticeLocker lock1 (*(residual()), FileLocker::Read);
3216 0 : ArrayLattice<Bool> pixelmask(residual()->getMask());
3217 0 : if(hasMask())
3218 : {
3219 0 : LatticeLocker lock2 (*(mask()), FileLocker::Read);
3220 0 : findMinMaxLattice(*residual(), *mask() , pixelmask, maxres,maxresmask, minres, minresmask);
3221 0 : }
3222 : else
3223 : {
3224 : //LatticeExprNode pres( max( *residual() ) );
3225 0 : LatticeExprNode pres( max( iif(pixelmask,*residual(),0) ) );
3226 0 : maxres = pres.getFloat();
3227 : //LatticeExprNode pres2( min( *residual() ) );
3228 0 : LatticeExprNode pres2( min( iif(pixelmask,*residual(),0) ) );
3229 0 : minres = pres2.getFloat();
3230 0 : }
3231 :
3232 0 : os << "[" << itsImageName << "]" ;
3233 0 : os << " Peak residual (max,min) " ;
3234 0 : if( minresmask!=0.0 || maxresmask!=0.0 )
3235 0 : { os << "within mask : (" << maxresmask << "," << minresmask << ") "; }
3236 0 : os << "over full image : (" << maxres << "," << minres << ")" << LogIO::POST;
3237 :
3238 0 : os << "[" << itsImageName << "] Total Model Flux : " << getModelFlux() << LogIO::POST;
3239 :
3240 :
3241 0 : Record* regionPtr=0;
3242 0 : String LELmask("");
3243 0 : Record thestats = SDMaskHandler::calcImageStatistics(*residual(), LELmask, regionPtr, True);
3244 0 : Array<Double> maxs, mins;
3245 0 : thestats.get(RecordFieldId("max"), maxs);
3246 0 : thestats.get(RecordFieldId("min"), mins);
3247 : //os << LogIO::DEBUG1 << "Max : " << maxs << LogIO::POST;
3248 : //os << LogIO::DEBUG1 << "Min : " << mins << LogIO::POST;
3249 :
3250 0 : }
3251 :
3252 : // Calculate the total model flux
3253 0 : Float SIImageStore::getMaskSum()
3254 : {
3255 0 : LogIO os( LogOrigin("SIImageStore","getMaskSum",WHERE) );
3256 0 : LatticeLocker lock2 (*(mask()), FileLocker::Read);
3257 0 : LatticeExprNode msum( sum( *mask() ) );
3258 0 : Float masksum = msum.getFloat();
3259 :
3260 : // Float masksum = sum( mask()->get() );
3261 :
3262 0 : return masksum;
3263 0 : }
3264 :
3265 0 : Bool SIImageStore::findMinMaxLattice(const Lattice<Float>& lattice,
3266 : const Lattice<Float>& mask,
3267 : const Lattice<Bool>& pixelmask,
3268 : Float& maxAbs, Float& maxAbsMask,
3269 : Float& minAbs, Float& minAbsMask )
3270 : {
3271 :
3272 : //FOR DEGUG
3273 : //LogIO os( LogOrigin("SIImageStore","findMinMaxLattice",WHERE) );
3274 :
3275 0 : maxAbs=0.0;maxAbsMask=0.0;
3276 0 : minAbs=1e+10;minAbsMask=1e+10;
3277 0 : LatticeLocker lock1 (const_cast<Lattice<Float>& > (lattice), FileLocker::Read);
3278 0 : LatticeLocker lock2 (const_cast<Lattice<Float>& >(mask), FileLocker::Read);
3279 0 : LatticeLocker lock3 (const_cast<Lattice<Bool>& >(pixelmask), FileLocker::Read);
3280 0 : const IPosition tileShape = lattice.niceCursorShape();
3281 0 : TiledLineStepper ls(lattice.shape(), tileShape, 0);
3282 : {
3283 0 : RO_LatticeIterator<Float> li(lattice, ls);
3284 0 : RO_LatticeIterator<Float> mi(mask, ls);
3285 0 : RO_LatticeIterator<Bool> pmi(pixelmask, ls);
3286 0 : for(li.reset(),mi.reset(),pmi.reset();!li.atEnd();li++, mi++, pmi++) {
3287 0 : IPosition posMax=li.position();
3288 0 : IPosition posMin=li.position();
3289 0 : IPosition posMaxMask=li.position();
3290 0 : IPosition posMinMask=li.position();
3291 0 : Float maxVal=0.0;
3292 0 : Float minVal=0.0;
3293 0 : Float maxValMask=0.0;
3294 0 : Float minValMask=0.0;
3295 :
3296 :
3297 : // skip if lattice chunk is masked entirely.
3298 0 : if(ntrue(pmi.cursor()) > 0 ) {
3299 0 : const MaskedArray<Float> marr(li.cursor(), pmi.cursor());
3300 0 : const MaskedArray<Float> marrinmask(li.cursor() * mi.cursor(), pmi.cursor());
3301 : //minMax( minVal, maxVal, posMin, posMax, li.cursor() );
3302 0 : minMax( minVal, maxVal, posMin, posMax, marr );
3303 : //minMaxMasked(minValMask, maxValMask, posMin, posMax, li.cursor(), mi.cursor());
3304 0 : minMax(minValMask, maxValMask, posMin, posMax, marrinmask);
3305 :
3306 : //os<<"DONE minMax"<<LogIO::POST;
3307 0 : if( (maxVal) > (maxAbs) ) maxAbs = maxVal;
3308 0 : if( (maxValMask) > (maxAbsMask) ) maxAbsMask = maxValMask;
3309 :
3310 0 : if( (minVal) < (minAbs) ) minAbs = minVal;
3311 0 : if( (minValMask) < (minAbsMask) ) minAbsMask = minValMask;
3312 0 : }
3313 :
3314 0 : }
3315 0 : }
3316 :
3317 0 : return True;
3318 :
3319 :
3320 0 : }
3321 :
3322 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
3323 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
3324 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
3325 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
3326 : //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
3327 :
3328 : //
3329 : //-------------------------------------------------------------
3330 : // Initialize the internals of the object. Perhaps other such
3331 : // initializations in the constructors can be moved here too.
3332 : //
3333 153 : void SIImageStore::init()
3334 : {
3335 153 : imageExts.resize(MAX_IMAGE_IDS);
3336 :
3337 153 : imageExts(MASK) = ".mask";
3338 153 : imageExts(PSF) = ".psf";
3339 153 : imageExts(MODEL) = ".model";
3340 153 : if (not itsIsSingleDishStore) {
3341 153 : imageExts(RESIDUAL) = ".residual";
3342 153 : imageExts(IMAGE) = ".image";
3343 : }
3344 : else {
3345 : // The initial residual image IS the single-dish image
3346 0 : imageExts(RESIDUAL) = ".image";
3347 : // Make sure we have no duplicates in the vector
3348 : // Not sure what should be done here
3349 0 : imageExts(IMAGE) = ".wrongly-deconvolved-single-dish-image";
3350 : }
3351 153 : imageExts(WEIGHT) = ".weight";
3352 153 : imageExts(SUMWT) = ".sumwt";
3353 153 : imageExts(GRIDWT) = ".gridwt";
3354 153 : imageExts(PB) = ".pb";
3355 153 : imageExts(FORWARDGRID) = ".forward";
3356 153 : imageExts(BACKWARDGRID) = ".backward";
3357 153 : imageExts(IMAGEPBCOR) = ".image.pbcor";
3358 :
3359 153 : itsParentPsf = itsPsf;
3360 153 : itsParentModel = itsModel;
3361 153 : itsParentResidual = itsResidual;
3362 153 : itsParentWeight = itsWeight;
3363 153 : itsParentImage = itsImage;
3364 153 : itsParentSumWt = itsSumWt;
3365 153 : itsParentMask = itsMask;
3366 153 : itsParentImagePBcor = itsImagePBcor;
3367 :
3368 : // cout << "parent shape : " << itsParentImageShape
3369 : // << " shape : " << itsImageShape << endl;
3370 153 : itsParentImageShape = itsImageShape;
3371 153 : itsParentCoordSys = itsCoordSys;
3372 :
3373 153 : if ( itsNFacets>1 or itsNChanChunks>1 or itsNPolChunks>1 ) {
3374 0 : itsImageShape = IPosition(4,0,0,0,0);
3375 : }
3376 :
3377 153 : itsOpened = 0;
3378 :
3379 153 : itsPSFSideLobeLevel = 0.0;
3380 153 : itsReadLock = nullptr;
3381 153 : itsDataPolRep = StokesImageUtil::UNKNOWN; // Should throw an exception if
3382 : // it is not initialized properly
3383 153 : }
3384 :
3385 :
3386 0 : void SIImageStore::regridToModelImage( ImageInterface<Float> &inputimage, Int term )
3387 : {
3388 : try
3389 : {
3390 :
3391 : //output coords
3392 0 : IPosition outshape = itsImageShape;
3393 0 : CoordinateSystem outcsys = itsCoordSys;
3394 0 : DirectionCoordinate outDirCsys = outcsys.directionCoordinate();
3395 0 : SpectralCoordinate outSpecCsys = outcsys.spectralCoordinate();
3396 :
3397 : // do regrid
3398 0 : IPosition axes(3,0, 1, 2);
3399 0 : IPosition inshape = inputimage.shape();
3400 0 : CoordinateSystem incsys = inputimage.coordinates();
3401 0 : DirectionCoordinate inDirCsys = incsys.directionCoordinate();
3402 0 : SpectralCoordinate inSpecCsys = incsys.spectralCoordinate();
3403 :
3404 0 : Vector<Int> dirAxes = CoordinateUtil::findDirectionAxes(incsys);
3405 0 : axes(0) = dirAxes(0);
3406 0 : axes(1) = dirAxes(1);
3407 0 : axes(2) = CoordinateUtil::findSpectralAxis(incsys);
3408 :
3409 : try {
3410 0 : ImageRegrid<Float> imregrid;
3411 0 : imregrid.regrid( *(model(term)), Interpolate2D::LINEAR, axes, inputimage );
3412 0 : } catch (AipsError &x) {
3413 0 : throw(AipsError("ImageRegrid error : "+ x.getMesg()));
3414 0 : }
3415 :
3416 0 : }catch(AipsError &x)
3417 : {
3418 0 : throw(AipsError("Error in regridding input model image to target coordsys : " + x.getMesg()));
3419 0 : }
3420 0 : }
3421 :
3422 : //
3423 : //---------------------------------------------------------------
3424 : //
3425 0 : void SIImageStore::makePersistent(String& fileName)
3426 : {
3427 0 : LogIO logIO(LogOrigin("SIImageStore", "makePersistent"));
3428 0 : ofstream outFile; outFile.open(fileName.c_str(),std::ofstream::out);
3429 0 : if (!outFile) logIO << "Failed to open filed \"" << fileName << "\"" << LogIO::EXCEPTION;
3430 : // String itsImageName;
3431 0 : outFile << "itsImageNameBase: " << itsImageName << endl;
3432 :
3433 : //IPosition itsImageShape;
3434 0 : outFile << "itsImageShape: " << itsImageShape.nelements() << " ";
3435 0 : for (uInt i=0;i<itsImageShape.nelements(); i++) outFile << itsImageShape(i) << " "; outFile << endl;
3436 :
3437 : // Don't know what to do with this. Looks like this gets
3438 : // filled-in from one of the images. So load this from one of the
3439 : // images if they exist?
3440 : //CoordinateSystem itsCoordSys;
3441 :
3442 : // Int itsNFacets;
3443 0 : outFile << "itsNFacets: " << itsNFacets << endl;
3444 0 : outFile << "itsUseWeight: " << itsUseWeight << endl;
3445 :
3446 :
3447 : // Misc Information to go into the header.
3448 : // Record itsMiscInfo;
3449 0 : itsMiscInfo.print(outFile);
3450 :
3451 : // std::shared_ptr<ImageInterface<Float> > itsMask, itsPsf, itsModel, itsResidual, itsWeight, itsImage, itsSumWt;
3452 : // std::shared_ptr<ImageInterface<Complex> > itsForwardGrid, itsBackwardGrid;
3453 :
3454 0 : Vector<Bool> ImageExists(MAX_IMAGE_IDS);
3455 0 : if ( ! itsMask ) ImageExists(MASK)=False;
3456 0 : if ( ! itsPsf ) ImageExists(PSF)=False;
3457 0 : if ( ! itsModel ) ImageExists(MODEL)=False;
3458 0 : if ( ! itsResidual ) ImageExists(RESIDUAL)=False;
3459 0 : if ( ! itsWeight ) ImageExists(WEIGHT)=False;
3460 0 : if ( ! itsImage ) ImageExists(IMAGE)=False;
3461 0 : if ( ! itsSumWt ) ImageExists(SUMWT)=False;
3462 0 : if ( ! itsGridWt ) ImageExists(GRIDWT)=False;
3463 0 : if ( ! itsPB ) ImageExists(PB)=False;
3464 :
3465 0 : if ( ! itsForwardGrid ) ImageExists(FORWARDGRID)=False;
3466 0 : if ( ! itsBackwardGrid ) ImageExists(BACKWARDGRID)=False;
3467 :
3468 0 : outFile << "ImagesExist: " << ImageExists << endl;
3469 0 : }
3470 : //
3471 : //---------------------------------------------------------------
3472 : //
3473 0 : void SIImageStore::recreate(String& fileName)
3474 : {
3475 0 : LogIO logIO(LogOrigin("SIImageStore", "recreate"));
3476 0 : ifstream inFile; inFile.open(fileName.c_str(),std::ofstream::out);
3477 0 : if (!inFile) logIO << "Failed to open filed \"" << fileName << "\"" << LogIO::EXCEPTION;
3478 :
3479 0 : String token;
3480 0 : inFile >> token; if (token == "itsImageNameBase:") inFile >> itsImageName;
3481 :
3482 0 : inFile >> token;
3483 0 : if (token=="itsImageShape:")
3484 : {
3485 : Int n;
3486 0 : inFile >> n;
3487 0 : itsImageShape.resize(n);
3488 0 : for (Int i=0;i<n; i++) inFile >> itsImageShape(i);
3489 : }
3490 :
3491 : // Int itsNFacets;
3492 0 : inFile >> token; if (token=="itsNFacets:") inFile >> itsNFacets;
3493 0 : inFile >> token; if (token=="itsUseWeight:") inFile >> itsUseWeight;
3494 :
3495 0 : Bool coordSysLoaded=False;
3496 0 : String itsName;
3497 : try
3498 : {
3499 0 : itsName=itsImageName+imageExts(MASK);casa::openImage(itsName, itsMask);
3500 0 : if (coordSysLoaded==False) {itsCoordSys=itsMask->coordinates(); itsMiscInfo=itsImage->miscInfo();coordSysLoaded=True;}
3501 0 : } catch (AipsIO& x) {logIO << "\"" << itsName << "\" not found." << LogIO::WARN;};
3502 : try
3503 : {
3504 0 : itsName=itsImageName+imageExts(MODEL);casa::openImage(itsName, itsModel);
3505 0 : if (coordSysLoaded==False) {itsCoordSys=itsModel->coordinates(); itsMiscInfo=itsModel->miscInfo();coordSysLoaded=True;}
3506 0 : } catch (AipsIO& x) {logIO << "\"" << itsName << "\" not found." << LogIO::WARN;};
3507 : try
3508 : {
3509 0 : itsName=itsImageName+imageExts(RESIDUAL);casa::openImage(itsName, itsResidual);
3510 0 : if (coordSysLoaded==False) {itsCoordSys=itsResidual->coordinates(); itsMiscInfo=itsResidual->miscInfo();coordSysLoaded=True;}
3511 0 : } catch (AipsIO& x) {logIO << "\"" << itsName << "\" not found." << LogIO::WARN;};
3512 : try
3513 : {
3514 0 : itsName=itsImageName+imageExts(WEIGHT);casa::openImage(itsName, itsWeight);
3515 0 : if (coordSysLoaded==False) {itsCoordSys=itsWeight->coordinates(); itsMiscInfo=itsWeight->miscInfo();coordSysLoaded=True;}
3516 0 : } catch (AipsIO& x) {logIO << "\"" << itsName << "\" not found." << LogIO::WARN;};
3517 : try
3518 : {
3519 0 : itsName=itsImageName+imageExts(IMAGE);casa::openImage(itsName, itsImage);
3520 0 : if (coordSysLoaded==False) {itsCoordSys=itsImage->coordinates(); itsMiscInfo=itsImage->miscInfo();coordSysLoaded=True;}
3521 0 : } catch (AipsIO& x) {logIO << "\"" << itsName << "\" not found." << LogIO::WARN;};
3522 : try
3523 : {
3524 0 : itsName=itsImageName+imageExts(SUMWT);casa::openImage(itsName, itsSumWt);
3525 0 : if (coordSysLoaded==False) {itsCoordSys=itsSumWt->coordinates(); itsMiscInfo=itsSumWt->miscInfo();coordSysLoaded=True;}
3526 0 : } catch (AipsIO& x) {logIO << "\"" << itsName << "\" not found." << LogIO::WARN;};
3527 : try
3528 : {
3529 0 : itsName=itsImageName+imageExts(PSF);casa::openImage(itsName, itsPsf);
3530 0 : if (coordSysLoaded==False) {itsCoordSys=itsPsf->coordinates(); itsMiscInfo=itsPsf->miscInfo();coordSysLoaded=True;}
3531 0 : } catch (AipsIO& x) {logIO << "\"" << itsName << "\" not found." << LogIO::WARN;};
3532 : try
3533 : {
3534 0 : casa::openImage(itsImageName+imageExts(FORWARDGRID), itsForwardGrid);
3535 0 : casa::openImage(itsImageName+imageExts(BACKWARDGRID), itsBackwardGrid);
3536 : }
3537 0 : catch (AipsError& x)
3538 : {
3539 0 : logIO << "Did not find forward and/or backward grid. Just say'n..." << LogIO::POST;
3540 0 : }
3541 :
3542 0 : }
3543 : //////////////
3544 0 : Bool SIImageStore::intersectComplexImage(const String& ComplexImageName){
3545 0 : Vector<Int> whichStokes(0);
3546 0 : CoordinateSystem cimageCoord = StokesImageUtil::CStokesCoord( itsCoordSys,
3547 0 : whichStokes, itsDataPolRep);
3548 :
3549 :
3550 : //cerr <<"itsDataPolRep " << itsDataPolRep << endl;
3551 :
3552 0 : CountedPtr<PagedImage<Complex> > compliantImage =nullptr;
3553 : {
3554 0 : PagedImage<Complex>inputImage(ComplexImageName);
3555 0 : IPosition theShape=itsImageShape;
3556 0 : theShape(0)=inputImage.shape()(0);
3557 0 : theShape(1)=inputImage.shape()(1);
3558 0 : CoordinateSystem inpcsys=inputImage.coordinates();
3559 0 : Vector<Double> refpix=cimageCoord.referencePixel();
3560 0 : refpix(0)+=(theShape(0)-itsImageShape(0))/2.0;
3561 0 : refpix(1)+=(theShape(1)-itsImageShape(1))/2.0;
3562 0 : cimageCoord.setReferencePixel(refpix);
3563 0 : String tmpImage=File::newUniqueName(".", "TempImage").absoluteName();
3564 0 : compliantImage=new PagedImage<Complex>(theShape, cimageCoord, tmpImage);
3565 0 : compliantImage->set(0.0);
3566 0 : IPosition iblc(theShape.nelements(),0);
3567 0 : IPosition itrc=theShape-1;
3568 : //cerr << "blc " << iblc << " trc " << itrc << " shape " << theShape << endl;
3569 0 : LCBox lbox(iblc, itrc, theShape);
3570 0 : ImageRegion imagreg(WCBox(lbox, cimageCoord));
3571 :
3572 :
3573 0 : SubImage<Complex> subim(inputImage, imagreg, false);
3574 : //cerr << "shapes " << inputImage.shape() << " sub " << subim.shape() << " compl " << compliantImage->shape() << endl;
3575 0 : compliantImage->copyData(subim);
3576 :
3577 0 : }
3578 0 : TableUtil::deleteTable(ComplexImageName);
3579 0 : compliantImage->rename(ComplexImageName);
3580 0 : return True;
3581 :
3582 0 : }
3583 :
3584 :
3585 : //////////////////////////////////////////////////////////////////////////////////////////////////////
3586 : //////////////////////////////////////////////////////////////////////////////////////////////////////
3587 :
3588 : } //# NAMESPACE CASA - END
3589 :
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