1 | //
|
---|
2 | // C++ Implementation: STGrid
|
---|
3 | //
|
---|
4 | // Description:
|
---|
5 | //
|
---|
6 | //
|
---|
7 | // Author: Takeshi Nakazato <takeshi.nakazato@nao.ac.jp>, (C) 2011
|
---|
8 | //
|
---|
9 | // Copyright: See COPYING file that comes with this distribution
|
---|
10 | //
|
---|
11 | //
|
---|
12 | #include <casa/BasicSL/String.h>
|
---|
13 | #include <casa/Arrays/Vector.h>
|
---|
14 | #include <casa/Arrays/ArrayMath.h>
|
---|
15 | #include <casa/Quanta/Quantum.h>
|
---|
16 | #include <casa/Quanta/QuantumHolder.h>
|
---|
17 | #include <casa/Utilities/CountedPtr.h>
|
---|
18 | #include <casa/Logging/LogIO.h>
|
---|
19 |
|
---|
20 | #include <coordinates/Coordinates/DirectionCoordinate.h>
|
---|
21 |
|
---|
22 | #include <tables/Tables/Table.h>
|
---|
23 | #include <tables/Tables/TableRecord.h>
|
---|
24 | #include <tables/Tables/TableRow.h>
|
---|
25 | #include <tables/Tables/ExprNode.h>
|
---|
26 | #include <tables/Tables/ScalarColumn.h>
|
---|
27 | #include <tables/Tables/ArrayColumn.h>
|
---|
28 | #include <tables/Tables/TableCopy.h>
|
---|
29 |
|
---|
30 | #include <measures/Measures/MDirection.h>
|
---|
31 |
|
---|
32 | #include "MathUtils.h"
|
---|
33 | #include <atnf/PKSIO/SrcType.h>
|
---|
34 |
|
---|
35 | #include "STGrid.h"
|
---|
36 |
|
---|
37 | using namespace std ;
|
---|
38 | using namespace concurrent ;
|
---|
39 | using namespace casa ;
|
---|
40 | using namespace asap ;
|
---|
41 |
|
---|
42 | namespace asap {
|
---|
43 |
|
---|
44 | // for performance check
|
---|
45 | double eToInt = 0.0 ;
|
---|
46 | double eGetWeight = 0.0 ;
|
---|
47 |
|
---|
48 | // constructor
|
---|
49 | STGrid::STGrid()
|
---|
50 | : vshape_( 1 ), wshape_( 2 ), dshape_( 2 )
|
---|
51 | {
|
---|
52 | init() ;
|
---|
53 | }
|
---|
54 |
|
---|
55 | STGrid::STGrid( const string infile )
|
---|
56 | : vshape_( 1 ), wshape_( 2 ), dshape_( 2 )
|
---|
57 | {
|
---|
58 | init() ;
|
---|
59 |
|
---|
60 | setFileIn( infile ) ;
|
---|
61 | }
|
---|
62 |
|
---|
63 | STGrid::STGrid( const vector<string> infile )
|
---|
64 | {
|
---|
65 | init() ;
|
---|
66 |
|
---|
67 | setFileList( infile ) ;
|
---|
68 | }
|
---|
69 |
|
---|
70 | void STGrid::init()
|
---|
71 | {
|
---|
72 | ifno_ = -1 ;
|
---|
73 | nx_ = -1 ;
|
---|
74 | ny_ = -1 ;
|
---|
75 | npol_ = 0 ;
|
---|
76 | nchan_ = 0 ;
|
---|
77 | nrow_ = 0 ;
|
---|
78 | cellx_ = 0.0 ;
|
---|
79 | celly_ = 0.0 ;
|
---|
80 | center_ = Vector<Double> ( 2, 0.0 ) ;
|
---|
81 | convType_ = "BOX" ;
|
---|
82 | wtype_ = "UNIFORM" ;
|
---|
83 | convSupport_ = -1 ;
|
---|
84 | userSupport_ = -1 ;
|
---|
85 | truncate_ = "";
|
---|
86 | gwidth_ = "";
|
---|
87 | jwidth_ = "";
|
---|
88 | convSampling_ = 100 ;
|
---|
89 | nprocessed_ = 0 ;
|
---|
90 | nchunk_ = 0 ;
|
---|
91 |
|
---|
92 | // initialize user input
|
---|
93 | nxUI_ = -1 ;
|
---|
94 | nyUI_ = -1 ;
|
---|
95 | cellxUI_ = "" ;
|
---|
96 | cellyUI_ = "" ;
|
---|
97 | centerUI_ = "" ;
|
---|
98 | doclip_ = False ;
|
---|
99 | }
|
---|
100 |
|
---|
101 | void STGrid::setFileIn( const string infile )
|
---|
102 | {
|
---|
103 | nfile_ = 1 ;
|
---|
104 | String name( infile ) ;
|
---|
105 | infileList_.resize( nfile_ ) ;
|
---|
106 | infileList_[0] = String(infile) ;
|
---|
107 | }
|
---|
108 |
|
---|
109 | void STGrid::setFileList( const vector<string> infile )
|
---|
110 | {
|
---|
111 | nfile_ = infile.size() ;
|
---|
112 | infileList_.resize( nfile_ ) ;
|
---|
113 | for ( uInt i = 0 ; i < nfile_ ; i++ ) {
|
---|
114 | infileList_[i] = infile[i] ;
|
---|
115 | }
|
---|
116 | }
|
---|
117 |
|
---|
118 | void STGrid::setPolList( vector<unsigned int> pols )
|
---|
119 | {
|
---|
120 | pollist_.assign( Vector<uInt>( pols ) ) ;
|
---|
121 | }
|
---|
122 |
|
---|
123 | void STGrid::setScanList( vector<unsigned int> scans )
|
---|
124 | {
|
---|
125 | scanlist_.assign( Vector<uInt>( scans ) ) ;
|
---|
126 | }
|
---|
127 |
|
---|
128 | void STGrid::setWeight( const string wType )
|
---|
129 | {
|
---|
130 | wtype_ = String( wType ) ;
|
---|
131 | wtype_.upcase() ;
|
---|
132 | }
|
---|
133 |
|
---|
134 | void STGrid::defineImage( int nx,
|
---|
135 | int ny,
|
---|
136 | string scellx,
|
---|
137 | string scelly,
|
---|
138 | string scenter )
|
---|
139 | {
|
---|
140 | nxUI_ = (Int)nx ;
|
---|
141 | nyUI_ = (Int)ny ;
|
---|
142 | cellxUI_ = String( scellx ) ;
|
---|
143 | cellyUI_ = String( scelly ) ;
|
---|
144 | centerUI_ = String( scenter ) ;
|
---|
145 | }
|
---|
146 |
|
---|
147 | void STGrid::setFunc( string convType,
|
---|
148 | int convSupport,
|
---|
149 | string truncate,
|
---|
150 | string gwidth,
|
---|
151 | string jwidth )
|
---|
152 | {
|
---|
153 | convType_ = String( convType ) ;
|
---|
154 | convType_.upcase() ;
|
---|
155 | userSupport_ = (Int)convSupport ;
|
---|
156 | truncate_ = String( truncate );
|
---|
157 | gwidth_ = String( gwidth );
|
---|
158 | jwidth_ = String( jwidth );
|
---|
159 | }
|
---|
160 |
|
---|
161 | #define NEED_UNDERSCORES
|
---|
162 | #if defined(NEED_UNDERSCORES)
|
---|
163 | #define ggridsd ggridsd_
|
---|
164 | #endif
|
---|
165 | extern "C" {
|
---|
166 | void ggridsd(Double*,
|
---|
167 | const Complex*,
|
---|
168 | Int*,
|
---|
169 | Int*,
|
---|
170 | Int*,
|
---|
171 | const Int*,
|
---|
172 | const Int*,
|
---|
173 | const Float*,
|
---|
174 | Int*,
|
---|
175 | Int*,
|
---|
176 | Complex*,
|
---|
177 | Float*,
|
---|
178 | Int*,
|
---|
179 | Int*,
|
---|
180 | Int *,
|
---|
181 | Int *,
|
---|
182 | Int*,
|
---|
183 | Int*,
|
---|
184 | Float*,
|
---|
185 | Int*,
|
---|
186 | Int*,
|
---|
187 | Double*);
|
---|
188 | }
|
---|
189 | void STGrid::call_ggridsd( Array<Double> &xypos,
|
---|
190 | Array<Complex> &spectra,
|
---|
191 | Int &nvispol,
|
---|
192 | Int &nvischan,
|
---|
193 | Array<Int> &flagtra,
|
---|
194 | Array<Int> &flagrow,
|
---|
195 | Array<Float> &weight,
|
---|
196 | Int &nrow,
|
---|
197 | Int &irow,
|
---|
198 | Array<Complex> &gdata,
|
---|
199 | Array<Float> &gwgt,
|
---|
200 | Int &nx,
|
---|
201 | Int &ny,
|
---|
202 | Int &npol,
|
---|
203 | Int &nchan,
|
---|
204 | Int &support,
|
---|
205 | Int &sampling,
|
---|
206 | Vector<Float> &convFunc,
|
---|
207 | Int *chanMap,
|
---|
208 | Int *polMap )
|
---|
209 | {
|
---|
210 | // parameters for gridding
|
---|
211 | Int idopsf = 0 ;
|
---|
212 | Int len = npol*nchan ;
|
---|
213 | Double *sumw_p = new Double[len] ;
|
---|
214 | {
|
---|
215 | Double *work_p = sumw_p ;
|
---|
216 | for ( Int i = 0 ; i < len ; i++ ) {
|
---|
217 | *work_p = 0.0 ;
|
---|
218 | work_p++ ;
|
---|
219 | }
|
---|
220 | }
|
---|
221 |
|
---|
222 | // prepare pointer
|
---|
223 | Bool deletePos, deleteData, deleteWgt, deleteFlag, deleteFlagR, deleteConv, deleteDataG, deleteWgtG ;
|
---|
224 | Double *xy_p = xypos.getStorage( deletePos ) ;
|
---|
225 | const Complex *values_p = spectra.getStorage( deleteData ) ;
|
---|
226 | const Int *flag_p = flagtra.getStorage( deleteFlag ) ;
|
---|
227 | const Int *rflag_p = flagrow.getStorage( deleteFlagR ) ;
|
---|
228 | const Float *wgt_p = weight.getStorage( deleteWgt ) ;
|
---|
229 | Complex *grid_p = gdata.getStorage( deleteDataG ) ;
|
---|
230 | Float *wgrid_p = gwgt.getStorage( deleteWgtG ) ;
|
---|
231 | Float *conv_p = convFunc.getStorage( deleteConv ) ;
|
---|
232 |
|
---|
233 | // pass copy of irow to ggridsd since it will be modified in theroutine
|
---|
234 | Int irowCopy = irow ;
|
---|
235 |
|
---|
236 | // call ggridsd
|
---|
237 | ggridsd( xy_p,
|
---|
238 | values_p,
|
---|
239 | &nvispol,
|
---|
240 | &nvischan,
|
---|
241 | &idopsf,
|
---|
242 | flag_p,
|
---|
243 | rflag_p,
|
---|
244 | wgt_p,
|
---|
245 | &nrow,
|
---|
246 | &irowCopy,
|
---|
247 | grid_p,
|
---|
248 | wgrid_p,
|
---|
249 | &nx,
|
---|
250 | &ny,
|
---|
251 | &npol,
|
---|
252 | &nchan,
|
---|
253 | &support,
|
---|
254 | &sampling,
|
---|
255 | conv_p,
|
---|
256 | chanMap,
|
---|
257 | polMap,
|
---|
258 | sumw_p ) ;
|
---|
259 |
|
---|
260 | // finalization
|
---|
261 | xypos.putStorage( xy_p, deletePos ) ;
|
---|
262 | spectra.freeStorage( values_p, deleteData ) ;
|
---|
263 | flagtra.freeStorage( flag_p, deleteFlag ) ;
|
---|
264 | flagrow.freeStorage( rflag_p, deleteFlagR ) ;
|
---|
265 | weight.freeStorage( wgt_p, deleteWgt ) ;
|
---|
266 | gdata.putStorage( grid_p, deleteDataG ) ;
|
---|
267 | gwgt.putStorage( wgrid_p, deleteWgtG ) ;
|
---|
268 | convFunc.putStorage( conv_p, deleteConv ) ;
|
---|
269 | delete sumw_p ;
|
---|
270 | }
|
---|
271 |
|
---|
272 | #define NEED_UNDERSCORES
|
---|
273 | #if defined(NEED_UNDERSCORES)
|
---|
274 | #define ggridsd2 ggridsd2_
|
---|
275 | #endif
|
---|
276 | extern "C" {
|
---|
277 | void ggridsd2(Double*,
|
---|
278 | const Complex*,
|
---|
279 | Int*,
|
---|
280 | Int*,
|
---|
281 | Int*,
|
---|
282 | const Int*,
|
---|
283 | const Int*,
|
---|
284 | const Float*,
|
---|
285 | Int*,
|
---|
286 | Int*,
|
---|
287 | Complex*,
|
---|
288 | Float*,
|
---|
289 | Int*,
|
---|
290 | Complex*,
|
---|
291 | Float*,
|
---|
292 | Float*,
|
---|
293 | Complex*,
|
---|
294 | Float*,
|
---|
295 | Float*,
|
---|
296 | Int*,
|
---|
297 | Int*,
|
---|
298 | Int *,
|
---|
299 | Int *,
|
---|
300 | Int*,
|
---|
301 | Int*,
|
---|
302 | Float*,
|
---|
303 | Int*,
|
---|
304 | Int*,
|
---|
305 | Double*);
|
---|
306 | }
|
---|
307 | void STGrid::call_ggridsd2( Array<Double> &xypos,
|
---|
308 | Array<Complex> &spectra,
|
---|
309 | Int &nvispol,
|
---|
310 | Int &nvischan,
|
---|
311 | Array<Int> &flagtra,
|
---|
312 | Array<Int> &flagrow,
|
---|
313 | Array<Float> &weight,
|
---|
314 | Int &nrow,
|
---|
315 | Int &irow,
|
---|
316 | Array<Complex> &gdata,
|
---|
317 | Array<Float> &gwgt,
|
---|
318 | Array<Int> &npoints,
|
---|
319 | Array<Complex> &clipmin,
|
---|
320 | Array<Float> &clipwmin,
|
---|
321 | Array<Float> &clipcmin,
|
---|
322 | Array<Complex> &clipmax,
|
---|
323 | Array<Float> &clipwmax,
|
---|
324 | Array<Float> &clipcmax,
|
---|
325 | Int &nx,
|
---|
326 | Int &ny,
|
---|
327 | Int &npol,
|
---|
328 | Int &nchan,
|
---|
329 | Int &support,
|
---|
330 | Int &sampling,
|
---|
331 | Vector<Float> &convFunc,
|
---|
332 | Int *chanMap,
|
---|
333 | Int *polMap )
|
---|
334 | {
|
---|
335 | // parameters for gridding
|
---|
336 | Int idopsf = 0 ;
|
---|
337 | Int len = npol*nchan ;
|
---|
338 | Double *sumw_p = new Double[len] ;
|
---|
339 | {
|
---|
340 | Double *work_p = sumw_p ;
|
---|
341 | for ( Int i = 0 ; i < len ; i++ ) {
|
---|
342 | *work_p = 0.0 ;
|
---|
343 | work_p++ ;
|
---|
344 | }
|
---|
345 | }
|
---|
346 |
|
---|
347 | // prepare pointer
|
---|
348 | Bool deletePos, deleteData, deleteWgt, deleteFlag, deleteFlagR, deleteConv, deleteDataG, deleteWgtG, deleteNpts, deleteCMin, deleteCWMin, deleteCCMin, deleteCMax, deleteCWMax, deleteCCMax ;
|
---|
349 | Double *xy_p = xypos.getStorage( deletePos ) ;
|
---|
350 | const Complex *values_p = spectra.getStorage( deleteData ) ;
|
---|
351 | const Int *flag_p = flagtra.getStorage( deleteFlag ) ;
|
---|
352 | const Int *rflag_p = flagrow.getStorage( deleteFlagR ) ;
|
---|
353 | const Float *wgt_p = weight.getStorage( deleteWgt ) ;
|
---|
354 | Complex *grid_p = gdata.getStorage( deleteDataG ) ;
|
---|
355 | Float *wgrid_p = gwgt.getStorage( deleteWgtG ) ;
|
---|
356 | Float *conv_p = convFunc.getStorage( deleteConv ) ;
|
---|
357 | Int *npts_p = npoints.getStorage( deleteNpts ) ;
|
---|
358 | Complex *cmin_p = clipmin.getStorage( deleteCMin ) ;
|
---|
359 | Float *cwmin_p = clipwmin.getStorage( deleteCWMin ) ;
|
---|
360 | Float *ccmin_p = clipcmin.getStorage( deleteCCMin ) ;
|
---|
361 | Complex *cmax_p = clipmax.getStorage( deleteCMax ) ;
|
---|
362 | Float *cwmax_p = clipwmax.getStorage( deleteCWMax ) ;
|
---|
363 | Float *ccmax_p = clipcmax.getStorage( deleteCCMax ) ;
|
---|
364 |
|
---|
365 | // pass copy of irow to ggridsd since it will be modified in theroutine
|
---|
366 | Int irowCopy = irow ;
|
---|
367 |
|
---|
368 | // call ggridsd
|
---|
369 | ggridsd2( xy_p,
|
---|
370 | values_p,
|
---|
371 | &nvispol,
|
---|
372 | &nvischan,
|
---|
373 | &idopsf,
|
---|
374 | flag_p,
|
---|
375 | rflag_p,
|
---|
376 | wgt_p,
|
---|
377 | &nrow,
|
---|
378 | &irowCopy,
|
---|
379 | grid_p,
|
---|
380 | wgrid_p,
|
---|
381 | npts_p,
|
---|
382 | cmin_p,
|
---|
383 | cwmin_p,
|
---|
384 | ccmin_p,
|
---|
385 | cmax_p,
|
---|
386 | cwmax_p,
|
---|
387 | ccmax_p,
|
---|
388 | &nx,
|
---|
389 | &ny,
|
---|
390 | &npol,
|
---|
391 | &nchan,
|
---|
392 | &support,
|
---|
393 | &sampling,
|
---|
394 | conv_p,
|
---|
395 | chanMap,
|
---|
396 | polMap,
|
---|
397 | sumw_p ) ;
|
---|
398 |
|
---|
399 | // finalization
|
---|
400 | xypos.putStorage( xy_p, deletePos ) ;
|
---|
401 | spectra.freeStorage( values_p, deleteData ) ;
|
---|
402 | flagtra.freeStorage( flag_p, deleteFlag ) ;
|
---|
403 | flagrow.freeStorage( rflag_p, deleteFlagR ) ;
|
---|
404 | weight.freeStorage( wgt_p, deleteWgt ) ;
|
---|
405 | gdata.putStorage( grid_p, deleteDataG ) ;
|
---|
406 | gwgt.putStorage( wgrid_p, deleteWgtG ) ;
|
---|
407 | convFunc.putStorage( conv_p, deleteConv ) ;
|
---|
408 | clipmin.putStorage( cmin_p, deleteCMin ) ;
|
---|
409 | clipwmin.putStorage( cwmin_p, deleteCWMin ) ;
|
---|
410 | clipcmin.putStorage( ccmin_p, deleteCCMin ) ;
|
---|
411 | clipmax.putStorage( cmax_p, deleteCMax ) ;
|
---|
412 | clipwmax.putStorage( cwmax_p, deleteCWMax ) ;
|
---|
413 | clipcmax.putStorage( ccmax_p, deleteCCMax ) ;
|
---|
414 | delete sumw_p ;
|
---|
415 | }
|
---|
416 |
|
---|
417 | void STGrid::grid()
|
---|
418 | {
|
---|
419 | LogIO os( LogOrigin("STGrid", "grid", WHERE) ) ;
|
---|
420 | double t0,t1 ;
|
---|
421 |
|
---|
422 | // data selection
|
---|
423 | t0 = mathutil::gettimeofday_sec() ;
|
---|
424 | selectData() ;
|
---|
425 | t1 = mathutil::gettimeofday_sec() ;
|
---|
426 | os << LogIO::DEBUGGING << "selectData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ;
|
---|
427 |
|
---|
428 | setupGrid() ;
|
---|
429 | setupArray() ;
|
---|
430 |
|
---|
431 | if ( wtype_.compare("UNIFORM") != 0 &&
|
---|
432 | wtype_.compare("TINT") != 0 &&
|
---|
433 | wtype_.compare("TSYS") != 0 &&
|
---|
434 | wtype_.compare("TINTSYS") != 0 ) {
|
---|
435 | LogIO os( LogOrigin("STGrid", "grid", WHERE) ) ;
|
---|
436 | os << LogIO::WARN << "Unsupported weight type '" << wtype_ << "', apply UNIFORM weight" << LogIO::POST ;
|
---|
437 | wtype_ = "UNIFORM" ;
|
---|
438 | }
|
---|
439 |
|
---|
440 | // Warn if gauss or gjinc gridding with non-square cells
|
---|
441 | if ((cellx_ != celly_) && (convType_=="GAUSS"||convType_=="GJINC")) {
|
---|
442 | os << LogIO::WARN
|
---|
443 | << "The " << convType_ << " gridding doesn't support non-square grid." << endl
|
---|
444 | << "Result may be wrong." << LogIO::POST;
|
---|
445 | }
|
---|
446 |
|
---|
447 | // grid parameter
|
---|
448 | os << LogIO::DEBUGGING ;
|
---|
449 | os << "----------" << endl ;
|
---|
450 | os << "Data selection summary" << endl ;
|
---|
451 | os << " ifno = " << ifno_ << endl ;
|
---|
452 | os << " pollist = " << pollist_ << endl ;
|
---|
453 | os << " scanlist = " << scanlist_ << endl ;
|
---|
454 | os << "----------" << endl ;
|
---|
455 | os << "Grid parameter summary" << endl ;
|
---|
456 | os << " (nx,ny) = (" << nx_ << "," << ny_ << ")" << endl ;
|
---|
457 | os << " (cellx,celly) = (" << cellx_ << "," << celly_ << ")" << endl ;
|
---|
458 | os << " center = " << center_ << endl ;
|
---|
459 | os << " weighting = " << wtype_ << endl ;
|
---|
460 | os << " convfunc = " << convType_ << endl;
|
---|
461 | if (convType_ == "GAUSS") {
|
---|
462 | os << " gwidth = " << gwidth_ << endl;
|
---|
463 | os << " truncate = " << truncate_ << endl;
|
---|
464 | }
|
---|
465 | else if (convType_ == "GJINC") {
|
---|
466 | os << " gwidth = " << gwidth_ << endl;
|
---|
467 | os << " jwidth = " << jwidth_ << endl;
|
---|
468 | os << " truncate = " << truncate_ << endl;
|
---|
469 | }
|
---|
470 | else {
|
---|
471 | os << " support = " << convSupport_ << endl;
|
---|
472 | }
|
---|
473 | os << " doclip = " << (doclip_?"True":"False") << endl ;
|
---|
474 | os << "----------" << LogIO::POST ;
|
---|
475 | os << LogIO::NORMAL ;
|
---|
476 |
|
---|
477 | if ( doclip_ )
|
---|
478 | gridPerRowWithClipping() ;
|
---|
479 | else
|
---|
480 | gridPerRow() ;
|
---|
481 | }
|
---|
482 |
|
---|
483 | void STGrid::updateChunkShape()
|
---|
484 | {
|
---|
485 | // TODO: nchunk_ must be determined from nchan_, npol_, and (nx_,ny_)
|
---|
486 | // by considering data size to be allocated for ggridsd input/output
|
---|
487 | nchunk_ = 400 ;
|
---|
488 | nchunk_ = min( nchunk_, nrow_ ) ;
|
---|
489 | vshape_ = IPosition( 1, nchunk_ ) ;
|
---|
490 | wshape_ = IPosition( 2, nchan_, nchunk_ ) ;
|
---|
491 | dshape_ = IPosition( 2, 2, nchunk_ ) ;
|
---|
492 | }
|
---|
493 |
|
---|
494 | struct STGChunk {
|
---|
495 | Int nrow ;
|
---|
496 | Array<Complex> spectra;
|
---|
497 | Array<Int> flagtra;
|
---|
498 | Array<Int> rflag;
|
---|
499 | Array<Float> weight;
|
---|
500 | Array<Double> direction;
|
---|
501 | STGChunk(IPosition const &wshape, IPosition const &vshape,
|
---|
502 | IPosition const &dshape)
|
---|
503 | : spectra(wshape), flagtra(wshape), rflag(vshape), weight(wshape),
|
---|
504 | direction(dshape)
|
---|
505 | { }
|
---|
506 | };
|
---|
507 |
|
---|
508 | struct STCommonData {
|
---|
509 | Int gnx;
|
---|
510 | Int gny;
|
---|
511 | Int *chanMap;
|
---|
512 | Vector<Float> convFunc ;
|
---|
513 | Array<Complex> gdataArrC;
|
---|
514 | Array<Float> gwgtArr;
|
---|
515 | STCommonData(IPosition const &gshape, Array<Float> const &data)
|
---|
516 | : gdataArrC(gshape, 0.0), gwgtArr(data) {}
|
---|
517 | };
|
---|
518 |
|
---|
519 | struct STCommonDataWithClipping {
|
---|
520 | Int gnx;
|
---|
521 | Int gny;
|
---|
522 | Int *chanMap;
|
---|
523 | Vector<Float> convFunc ;
|
---|
524 | Array<Complex> gdataArrC;
|
---|
525 | Array<Float> gwgtArr;
|
---|
526 | Array<Int> npoints ;
|
---|
527 | Array<Complex> clipMin ;
|
---|
528 | Array<Float> clipWMin ;
|
---|
529 | Array<Float> clipCMin ;
|
---|
530 | Array<Complex> clipMax ;
|
---|
531 | Array<Float> clipWMax ;
|
---|
532 | Array<Float> clipCMax ;
|
---|
533 | STCommonDataWithClipping(IPosition const &gshape,
|
---|
534 | IPosition const &pshape,
|
---|
535 | Array<Float> const &data)
|
---|
536 | : gdataArrC(gshape, 0.0),
|
---|
537 | gwgtArr(data),
|
---|
538 | npoints(pshape, 0),
|
---|
539 | clipMin(gshape, Complex(FLT_MAX,0.0)),
|
---|
540 | clipWMin(gshape, 0.0),
|
---|
541 | clipCMin(gshape, 0.0),
|
---|
542 | clipMax(gshape, Complex(-FLT_MAX,0.0)),
|
---|
543 | clipWMax(gshape, 0.0),
|
---|
544 | clipCMax(gshape, 0.0)
|
---|
545 | {}
|
---|
546 | };
|
---|
547 |
|
---|
548 | #define DO_AHEAD 3
|
---|
549 |
|
---|
550 | struct STContext {
|
---|
551 | STCommonData &common;
|
---|
552 | FIFO<STGChunk *, DO_AHEAD> queue;
|
---|
553 | STGrid *const self;
|
---|
554 | const Int pol;
|
---|
555 | STContext(STGrid *obj, STCommonData &common, Int pol)
|
---|
556 | : self(obj), common(common), pol(pol) {}
|
---|
557 | };
|
---|
558 |
|
---|
559 | struct STContextWithClipping {
|
---|
560 | STCommonDataWithClipping &common;
|
---|
561 | FIFO<STGChunk *, DO_AHEAD> queue;
|
---|
562 | STGrid *const self;
|
---|
563 | const Int pol;
|
---|
564 | STContextWithClipping(STGrid *obj, STCommonDataWithClipping &common, Int pol)
|
---|
565 | : self(obj), common(common), pol(pol) {}
|
---|
566 | };
|
---|
567 |
|
---|
568 |
|
---|
569 | bool STGrid::produceChunk(void *ctx) throw(PCException)
|
---|
570 | {
|
---|
571 | STContext &context = *(STContext *)ctx;
|
---|
572 | if ( context.self->nprocessed_ >= context.self->nrow_ ) {
|
---|
573 | return false;
|
---|
574 | }
|
---|
575 | STGChunk *chunk = new STGChunk(context.self->wshape_,
|
---|
576 | context.self->vshape_,
|
---|
577 | context.self->dshape_);
|
---|
578 |
|
---|
579 | double t0 = mathutil::gettimeofday_sec() ;
|
---|
580 | chunk->nrow = context.self->getDataChunk(
|
---|
581 | context.self->wshape_, context.self->vshape_, context.self->dshape_,
|
---|
582 | chunk->spectra, chunk->direction,
|
---|
583 | chunk->flagtra, chunk->rflag, chunk->weight);
|
---|
584 | double t1 = mathutil::gettimeofday_sec() ;
|
---|
585 | context.self->eGetData_ += t1-t0 ;
|
---|
586 |
|
---|
587 | context.queue.lock();
|
---|
588 | context.queue.put(chunk);
|
---|
589 | context.queue.unlock();
|
---|
590 | return true;
|
---|
591 | }
|
---|
592 |
|
---|
593 | void STGrid::consumeChunk(void *ctx) throw(PCException)
|
---|
594 | {
|
---|
595 | STContext &context = *(STContext *)ctx;
|
---|
596 | STGChunk *chunk = NULL;
|
---|
597 | try {
|
---|
598 | context.queue.lock();
|
---|
599 | chunk = context.queue.get();
|
---|
600 | context.queue.unlock();
|
---|
601 | } catch (FullException &e) {
|
---|
602 | context.queue.unlock();
|
---|
603 | // TODO: log error
|
---|
604 | throw PCException();
|
---|
605 | }
|
---|
606 |
|
---|
607 | double t0, t1 ;
|
---|
608 | // world -> pixel
|
---|
609 | Array<Double> xypos( context.self->dshape_ ) ;
|
---|
610 | t0 = mathutil::gettimeofday_sec() ;
|
---|
611 | context.self->toPixel( chunk->direction, xypos ) ;
|
---|
612 | t1 = mathutil::gettimeofday_sec() ;
|
---|
613 | context.self->eToPixel_ += t1-t0 ;
|
---|
614 |
|
---|
615 | // call ggridsd
|
---|
616 | Int nvispol = 1 ;
|
---|
617 | Int irow = -1 ;
|
---|
618 | t0 = mathutil::gettimeofday_sec() ;
|
---|
619 | context.self->call_ggridsd( xypos,
|
---|
620 | chunk->spectra,
|
---|
621 | nvispol,
|
---|
622 | context.self->nchan_,
|
---|
623 | chunk->flagtra,
|
---|
624 | chunk->rflag,
|
---|
625 | chunk->weight,
|
---|
626 | chunk->nrow,
|
---|
627 | irow,
|
---|
628 | context.common.gdataArrC,
|
---|
629 | context.common.gwgtArr,
|
---|
630 | context.common.gnx,
|
---|
631 | context.common.gny,
|
---|
632 | context.self->npol_,
|
---|
633 | context.self->nchan_,
|
---|
634 | context.self->convSupport_,
|
---|
635 | context.self->convSampling_,
|
---|
636 | context.common.convFunc,
|
---|
637 | context.common.chanMap,
|
---|
638 | (Int*)&context.pol ) ;
|
---|
639 | t1 = mathutil::gettimeofday_sec() ;
|
---|
640 | context.self->eGGridSD_ += t1-t0 ;
|
---|
641 |
|
---|
642 | delete chunk;
|
---|
643 | }
|
---|
644 |
|
---|
645 | void STGrid::gridPerRow()
|
---|
646 | {
|
---|
647 | LogIO os( LogOrigin("STGrid", "gridPerRow", WHERE) ) ;
|
---|
648 | double t0, t1 ;
|
---|
649 |
|
---|
650 |
|
---|
651 | // grid data
|
---|
652 | // Extend grid plane with convSupport_
|
---|
653 | // Int gnx = nx_+convSupport_*2 ;
|
---|
654 | // Int gny = ny_+convSupport_*2 ;
|
---|
655 | Int gnx = nx_;
|
---|
656 | Int gny = ny_;
|
---|
657 |
|
---|
658 | IPosition gshape( 4, gnx, gny, npol_, nchan_ ) ;
|
---|
659 | // 2011/12/20 TN
|
---|
660 | // data_ and gwgtArr share storage
|
---|
661 | data_.resize( gshape ) ;
|
---|
662 | data_ = 0.0 ;
|
---|
663 | STCommonData common = STCommonData(gshape, data_);
|
---|
664 | common.gnx = gnx ;
|
---|
665 | common.gny = gny ;
|
---|
666 |
|
---|
667 | // parameters for gridding
|
---|
668 | Int *chanMap = new Int[nchan_] ;
|
---|
669 | for ( Int i = 0 ; i < nchan_ ; i++ ) {
|
---|
670 | chanMap[i] = i ;
|
---|
671 | }
|
---|
672 | common.chanMap = chanMap;
|
---|
673 |
|
---|
674 | // convolution kernel
|
---|
675 | t0 = mathutil::gettimeofday_sec() ;
|
---|
676 | setConvFunc( common.convFunc ) ;
|
---|
677 | t1 = mathutil::gettimeofday_sec() ;
|
---|
678 | os << LogIO::DEBUGGING << "setConvFunc: elapsed time is " << t1-t0 << " sec." << LogIO::POST ;
|
---|
679 |
|
---|
680 | // for performance check
|
---|
681 | eGetData_ = 0.0 ;
|
---|
682 | eToPixel_ = 0.0 ;
|
---|
683 | eGGridSD_ = 0.0 ;
|
---|
684 | double eInitPol = 0.0 ;
|
---|
685 |
|
---|
686 | for ( uInt ifile = 0 ; ifile < nfile_ ; ifile++ ) {
|
---|
687 | initTable( ifile ) ;
|
---|
688 |
|
---|
689 | os << "start table " << ifile << ": " << infileList_[ifile] << LogIO::POST ;
|
---|
690 | Broker broker = Broker(produceChunk, consumeChunk);
|
---|
691 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) {
|
---|
692 | t0 = mathutil::gettimeofday_sec() ;
|
---|
693 | initPol( ipol ) ; // set ptab_ and attach()
|
---|
694 | t1 = mathutil::gettimeofday_sec() ;
|
---|
695 | eInitPol += t1-t0 ;
|
---|
696 |
|
---|
697 | STContext context(this, common, ipol);
|
---|
698 |
|
---|
699 | os << "start pol " << ipol << LogIO::POST ;
|
---|
700 |
|
---|
701 | nprocessed_ = 0 ;
|
---|
702 | #if 1
|
---|
703 | broker.runProducerAsMasterThread(&context, DO_AHEAD);
|
---|
704 | #else
|
---|
705 | for (;;) {
|
---|
706 | bool produced = produceChunk(&context);
|
---|
707 | if (! produced) {
|
---|
708 | break;
|
---|
709 | }
|
---|
710 | consumeChunk(&context);
|
---|
711 | }
|
---|
712 | #endif
|
---|
713 |
|
---|
714 | os << "end pol " << ipol << LogIO::POST ;
|
---|
715 |
|
---|
716 | }
|
---|
717 | os << "end table " << ifile << LogIO::POST ;
|
---|
718 | }
|
---|
719 | os << LogIO::DEBUGGING << "initPol: elapsed time is " << eInitPol << " sec." << LogIO::POST ;
|
---|
720 | os << LogIO::DEBUGGING << "getData: elapsed time is " << eGetData_-eToInt-eGetWeight << " sec." << LogIO::POST ;
|
---|
721 | os << LogIO::DEBUGGING << "toPixel: elapsed time is " << eToPixel_ << " sec." << LogIO::POST ;
|
---|
722 | os << LogIO::DEBUGGING << "ggridsd: elapsed time is " << eGGridSD_ << " sec." << LogIO::POST ;
|
---|
723 | os << LogIO::DEBUGGING << "toInt: elapsed time is " << eToInt << " sec." << LogIO::POST ;
|
---|
724 | os << LogIO::DEBUGGING << "getWeight: elapsed time is " << eGetWeight << " sec." << LogIO::POST ;
|
---|
725 |
|
---|
726 | delete chanMap ;
|
---|
727 |
|
---|
728 | // set data
|
---|
729 | setData( common.gdataArrC, common.gwgtArr ) ;
|
---|
730 |
|
---|
731 | }
|
---|
732 |
|
---|
733 | void STGrid::consumeChunkWithClipping(void *ctx) throw(PCException)
|
---|
734 | {
|
---|
735 | STContextWithClipping &context = *(STContextWithClipping *)ctx;
|
---|
736 | STGChunk *chunk = NULL;
|
---|
737 | try {
|
---|
738 | context.queue.lock();
|
---|
739 | chunk = context.queue.get();
|
---|
740 | context.queue.unlock();
|
---|
741 | } catch (FullException &e) {
|
---|
742 | context.queue.unlock();
|
---|
743 | // TODO: log error
|
---|
744 | throw PCException();
|
---|
745 | }
|
---|
746 |
|
---|
747 | double t0, t1 ;
|
---|
748 | // world -> pixel
|
---|
749 | Array<Double> xypos( context.self->dshape_ ) ;
|
---|
750 | t0 = mathutil::gettimeofday_sec() ;
|
---|
751 | context.self->toPixel( chunk->direction, xypos ) ;
|
---|
752 | t1 = mathutil::gettimeofday_sec() ;
|
---|
753 | context.self->eToPixel_ += t1-t0 ;
|
---|
754 |
|
---|
755 | // call ggridsd
|
---|
756 | Int nvispol = 1 ;
|
---|
757 | Int irow = -1 ;
|
---|
758 | t0 = mathutil::gettimeofday_sec() ;
|
---|
759 | context.self->call_ggridsd2( xypos,
|
---|
760 | chunk->spectra,
|
---|
761 | nvispol,
|
---|
762 | context.self->nchan_,
|
---|
763 | chunk->flagtra,
|
---|
764 | chunk->rflag,
|
---|
765 | chunk->weight,
|
---|
766 | chunk->nrow,
|
---|
767 | irow,
|
---|
768 | context.common.gdataArrC,
|
---|
769 | context.common.gwgtArr,
|
---|
770 | context.common.npoints,
|
---|
771 | context.common.clipMin,
|
---|
772 | context.common.clipWMin,
|
---|
773 | context.common.clipCMin,
|
---|
774 | context.common.clipMax,
|
---|
775 | context.common.clipWMax,
|
---|
776 | context.common.clipCMax,
|
---|
777 | context.common.gnx,
|
---|
778 | context.common.gny,
|
---|
779 | context.self->npol_,
|
---|
780 | context.self->nchan_,
|
---|
781 | context.self->convSupport_,
|
---|
782 | context.self->convSampling_,
|
---|
783 | context.common.convFunc,
|
---|
784 | context.common.chanMap,
|
---|
785 | (Int*)&context.pol ) ;
|
---|
786 | t1 = mathutil::gettimeofday_sec() ;
|
---|
787 | context.self->eGGridSD_ += t1-t0 ;
|
---|
788 |
|
---|
789 | delete chunk;
|
---|
790 | }
|
---|
791 |
|
---|
792 | void STGrid::gridPerRowWithClipping()
|
---|
793 | {
|
---|
794 | LogIO os( LogOrigin("STGrid", "gridPerRowWithClipping", WHERE) ) ;
|
---|
795 | double t0, t1 ;
|
---|
796 |
|
---|
797 |
|
---|
798 | // grid data
|
---|
799 | // Extend grid plane with convSupport_
|
---|
800 | // Int gnx = nx_+convSupport_*2 ;
|
---|
801 | // Int gny = ny_+convSupport_*2 ;
|
---|
802 | Int gnx = nx_;
|
---|
803 | Int gny = ny_;
|
---|
804 |
|
---|
805 | IPosition gshape( 4, gnx, gny, npol_, nchan_ ) ;
|
---|
806 | IPosition pshape( 3, gnx, gny, npol_ ) ;
|
---|
807 | // 2011/12/20 TN
|
---|
808 | // data_ and gwgtArr share storage
|
---|
809 | data_.resize( gshape ) ;
|
---|
810 | data_ = 0.0 ;
|
---|
811 | STCommonDataWithClipping common = STCommonDataWithClipping( gshape,
|
---|
812 | pshape,
|
---|
813 | data_ ) ;
|
---|
814 | common.gnx = gnx ;
|
---|
815 | common.gny = gny ;
|
---|
816 |
|
---|
817 | // parameters for gridding
|
---|
818 | Int *chanMap = new Int[nchan_] ;
|
---|
819 | for ( Int i = 0 ; i < nchan_ ; i++ ) {
|
---|
820 | chanMap[i] = i ;
|
---|
821 | }
|
---|
822 | common.chanMap = chanMap;
|
---|
823 |
|
---|
824 | // convolution kernel
|
---|
825 | t0 = mathutil::gettimeofday_sec() ;
|
---|
826 | setConvFunc( common.convFunc ) ;
|
---|
827 | t1 = mathutil::gettimeofday_sec() ;
|
---|
828 | os << LogIO::DEBUGGING << "setConvFunc: elapsed time is " << t1-t0 << " sec." << LogIO::POST ;
|
---|
829 |
|
---|
830 | // for performance check
|
---|
831 | eGetData_ = 0.0 ;
|
---|
832 | eToPixel_ = 0.0 ;
|
---|
833 | eGGridSD_ = 0.0 ;
|
---|
834 | double eInitPol = 0.0 ;
|
---|
835 |
|
---|
836 | for ( uInt ifile = 0 ; ifile < nfile_ ; ifile++ ) {
|
---|
837 | initTable( ifile ) ;
|
---|
838 |
|
---|
839 | os << "start table " << ifile << ": " << infileList_[ifile] << LogIO::POST ;
|
---|
840 | Broker broker = Broker(produceChunk, consumeChunkWithClipping);
|
---|
841 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) {
|
---|
842 | t0 = mathutil::gettimeofday_sec() ;
|
---|
843 | initPol( ipol ) ; // set ptab_ and attach()
|
---|
844 | t1 = mathutil::gettimeofday_sec() ;
|
---|
845 | eInitPol += t1-t0 ;
|
---|
846 |
|
---|
847 | STContextWithClipping context(this, common, ipol);
|
---|
848 |
|
---|
849 | os << "start pol " << ipol << LogIO::POST ;
|
---|
850 |
|
---|
851 | nprocessed_ = 0 ;
|
---|
852 | #if 1
|
---|
853 | broker.runProducerAsMasterThread(&context, DO_AHEAD);
|
---|
854 | #else
|
---|
855 | for (;;) {
|
---|
856 | bool produced = produceChunk(&context);
|
---|
857 | if (! produced) {
|
---|
858 | break;
|
---|
859 | }
|
---|
860 | consumeChunkWithClipping(&context);
|
---|
861 | }
|
---|
862 | #endif
|
---|
863 |
|
---|
864 | os << "end pol " << ipol << LogIO::POST ;
|
---|
865 |
|
---|
866 | }
|
---|
867 | os << "end table " << ifile << LogIO::POST ;
|
---|
868 | }
|
---|
869 | os << LogIO::DEBUGGING << "initPol: elapsed time is " << eInitPol << " sec." << LogIO::POST ;
|
---|
870 | os << LogIO::DEBUGGING << "getData: elapsed time is " << eGetData_-eToInt-eGetWeight << " sec." << LogIO::POST ;
|
---|
871 | os << LogIO::DEBUGGING << "toPixel: elapsed time is " << eToPixel_ << " sec." << LogIO::POST ;
|
---|
872 | os << LogIO::DEBUGGING << "ggridsd2: elapsed time is " << eGGridSD_ << " sec." << LogIO::POST ;
|
---|
873 | os << LogIO::DEBUGGING << "toInt: elapsed time is " << eToInt << " sec." << LogIO::POST ;
|
---|
874 | os << LogIO::DEBUGGING << "getWeight: elapsed time is " << eGetWeight << " sec." << LogIO::POST ;
|
---|
875 |
|
---|
876 | delete chanMap ;
|
---|
877 |
|
---|
878 | // clip min and max in each grid
|
---|
879 | // os << "BEFORE CLIPPING" << LogIO::POST ;
|
---|
880 | // os << "gdataArrC=" << common.gdataArrC << LogIO::POST ;
|
---|
881 | // os << "gwgtArr=" << common.gwgtArr << LogIO::POST ;
|
---|
882 | t0 = mathutil::gettimeofday_sec() ;
|
---|
883 | clipMinMax( common.gdataArrC,
|
---|
884 | common.gwgtArr,
|
---|
885 | common.npoints,
|
---|
886 | common.clipMin,
|
---|
887 | common.clipWMin,
|
---|
888 | common.clipCMin,
|
---|
889 | common.clipMax,
|
---|
890 | common.clipWMax,
|
---|
891 | common.clipCMax ) ;
|
---|
892 | t1 = mathutil::gettimeofday_sec() ;
|
---|
893 | os << LogIO::DEBUGGING << "clipMinMax: elapsed time is " << t1-t0 << " sec." << LogIO::POST ;
|
---|
894 | // os << "AFTER CLIPPING" << LogIO::POST ;
|
---|
895 | // os << "gdataArrC=" << common.gdataArrC << LogIO::POST ;
|
---|
896 | // os << "gwgtArr=" << common.gwgtArr << LogIO::POST ;
|
---|
897 |
|
---|
898 | // set data
|
---|
899 | setData( common.gdataArrC, common.gwgtArr ) ;
|
---|
900 |
|
---|
901 | }
|
---|
902 |
|
---|
903 | void STGrid::clipMinMax( Array<Complex> &grid,
|
---|
904 | Array<Float> &weight,
|
---|
905 | Array<Int> &npoints,
|
---|
906 | Array<Complex> &clipmin,
|
---|
907 | Array<Float> &clipwmin,
|
---|
908 | Array<Float> &clipcmin,
|
---|
909 | Array<Complex> &clipmax,
|
---|
910 | Array<Float> &clipwmax,
|
---|
911 | Array<Float> &clipcmax )
|
---|
912 | {
|
---|
913 | //LogIO os( LogOrigin("STGrid","clipMinMax",WHERE) ) ;
|
---|
914 |
|
---|
915 | // prepare pointers
|
---|
916 | Bool delG, delW, delNP, delCMin, delCWMin, delCCMin, delCMax, delCWMax, delCCMax ;
|
---|
917 | Complex *grid_p = grid.getStorage( delG ) ;
|
---|
918 | Float *wgt_p = weight.getStorage( delW ) ;
|
---|
919 | const Int *npts_p = npoints.getStorage( delNP ) ;
|
---|
920 | const Complex *cmin_p = clipmin.getStorage( delCMin ) ;
|
---|
921 | const Float *cwmin_p = clipwmin.getStorage( delCWMin ) ;
|
---|
922 | const Float *ccmin_p = clipcmin.getStorage( delCCMin ) ;
|
---|
923 | const Complex *cmax_p = clipmax.getStorage( delCMax ) ;
|
---|
924 | const Float *cwmax_p = clipwmax.getStorage( delCWMax ) ;
|
---|
925 | const Float *ccmax_p = clipcmax.getStorage( delCCMax ) ;
|
---|
926 |
|
---|
927 | const IPosition &gshape = grid.shape() ;
|
---|
928 | long offset = gshape[0] * gshape[1] * gshape[2] ; // nx * ny * npol
|
---|
929 | Int nchan = gshape[3] ;
|
---|
930 | long origin = nchan * offset ;
|
---|
931 | for ( long i = 0 ; i < offset ; i++ ) {
|
---|
932 | if ( *npts_p > 2 ) {
|
---|
933 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) {
|
---|
934 | // clip minimum and maximum
|
---|
935 | *grid_p -= (*cmin_p)*(*cwmin_p)*(*ccmin_p)
|
---|
936 | + (*cmax_p)*(*cwmax_p)*(*ccmax_p) ;
|
---|
937 | *wgt_p -= (*cwmin_p)*(*ccmin_p)
|
---|
938 | + (*cwmax_p)*(*ccmax_p) ;
|
---|
939 |
|
---|
940 | grid_p += offset ;
|
---|
941 | wgt_p += offset ;
|
---|
942 | cmin_p += offset ;
|
---|
943 | cwmin_p += offset ;
|
---|
944 | ccmin_p += offset ;
|
---|
945 | cmax_p += offset ;
|
---|
946 | cwmax_p += offset ;
|
---|
947 | ccmax_p += offset ;
|
---|
948 | }
|
---|
949 | grid_p -= origin ;
|
---|
950 | wgt_p -= origin ;
|
---|
951 | cmin_p -= origin ;
|
---|
952 | cwmin_p -= origin ;
|
---|
953 | ccmin_p -= origin ;
|
---|
954 | cmax_p -= origin ;
|
---|
955 | cwmax_p -= origin ;
|
---|
956 | ccmax_p -= origin ;
|
---|
957 | }
|
---|
958 | grid_p++ ;
|
---|
959 | wgt_p++ ;
|
---|
960 | npts_p++ ;
|
---|
961 | cmin_p++ ;
|
---|
962 | cwmin_p++ ;
|
---|
963 | ccmin_p++ ;
|
---|
964 | cmax_p++ ;
|
---|
965 | cwmax_p++ ;
|
---|
966 | ccmax_p++ ;
|
---|
967 | }
|
---|
968 | grid_p -= offset ;
|
---|
969 | wgt_p -= offset ;
|
---|
970 | npts_p -= offset ;
|
---|
971 | cmin_p -= offset ;
|
---|
972 | cwmin_p -= offset ;
|
---|
973 | ccmin_p -= offset ;
|
---|
974 | cmax_p -= offset ;
|
---|
975 | cwmax_p -= offset ;
|
---|
976 | ccmax_p -= offset ;
|
---|
977 |
|
---|
978 | // finalization
|
---|
979 | grid.putStorage( grid_p, delG ) ;
|
---|
980 | weight.putStorage( wgt_p, delW ) ;
|
---|
981 | npoints.freeStorage( npts_p, delNP ) ;
|
---|
982 | clipmin.freeStorage( cmin_p, delCMin ) ;
|
---|
983 | clipwmin.freeStorage( cwmin_p, delCWMin ) ;
|
---|
984 | clipcmin.freeStorage( ccmin_p, delCCMin ) ;
|
---|
985 | clipmax.freeStorage( cmax_p, delCMax ) ;
|
---|
986 | clipwmax.freeStorage( cwmax_p, delCWMax ) ;
|
---|
987 | clipcmax.freeStorage( ccmax_p, delCCMax ) ;
|
---|
988 | }
|
---|
989 |
|
---|
990 | void STGrid::initPol( Int ipol )
|
---|
991 | {
|
---|
992 | LogIO os( LogOrigin("STGrid","initPol",WHERE) ) ;
|
---|
993 | if ( npolOrg_ == 1 ) {
|
---|
994 | os << "single polarization data." << LogIO::POST ;
|
---|
995 | ptab_ = tab_ ;
|
---|
996 | }
|
---|
997 | else
|
---|
998 | ptab_ = tab_( tab_.col("POLNO") == pollist_[ipol] ) ;
|
---|
999 |
|
---|
1000 | attach( ptab_ ) ;
|
---|
1001 | }
|
---|
1002 |
|
---|
1003 | void STGrid::initTable( uInt idx )
|
---|
1004 | {
|
---|
1005 | tab_ = tableList_[idx] ;
|
---|
1006 | nrow_ = rows_[idx] ;
|
---|
1007 | updateChunkShape() ;
|
---|
1008 | }
|
---|
1009 |
|
---|
1010 | void STGrid::setData( Array<Complex> &gdata,
|
---|
1011 | Array<Float> &gwgt )
|
---|
1012 | {
|
---|
1013 | // 2011/12/20 TN
|
---|
1014 | // gwgt and data_ share storage
|
---|
1015 | LogIO os( LogOrigin("STGrid","setData",WHERE) ) ;
|
---|
1016 | double t0, t1 ;
|
---|
1017 | t0 = mathutil::gettimeofday_sec() ;
|
---|
1018 | uInt len = data_.nelements() ;
|
---|
1019 | const Complex *w1_p ;
|
---|
1020 | Float *w2_p ;
|
---|
1021 | Bool b1, b2 ;
|
---|
1022 | const Complex *gdata_p = gdata.getStorage( b1 ) ;
|
---|
1023 | Float *gwgt_p = data_.getStorage( b2 ) ;
|
---|
1024 | w1_p = gdata_p ;
|
---|
1025 | w2_p = gwgt_p ;
|
---|
1026 | for ( uInt i = 0 ; i < len ; i++ ) {
|
---|
1027 | if ( *w2_p > 0.0 ) *w2_p = (*w1_p).real() / *w2_p ;
|
---|
1028 | w1_p++ ;
|
---|
1029 | w2_p++ ;
|
---|
1030 | }
|
---|
1031 | gdata.freeStorage( gdata_p, b1 ) ;
|
---|
1032 | data_.putStorage( gwgt_p, b2 ) ;
|
---|
1033 | t1 = mathutil::gettimeofday_sec() ;
|
---|
1034 | os << LogIO::DEBUGGING << "setData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ;
|
---|
1035 | }
|
---|
1036 |
|
---|
1037 | void STGrid::setupGrid()
|
---|
1038 | {
|
---|
1039 | Double xmin,xmax,ymin,ymax ;
|
---|
1040 | mapExtent( xmin, xmax, ymin, ymax ) ;
|
---|
1041 |
|
---|
1042 | setupGrid( nxUI_, nyUI_, cellxUI_, cellyUI_,
|
---|
1043 | xmin, xmax, ymin, ymax, centerUI_ ) ;
|
---|
1044 | }
|
---|
1045 |
|
---|
1046 | void STGrid::setupGrid( Int &nx,
|
---|
1047 | Int &ny,
|
---|
1048 | String &cellx,
|
---|
1049 | String &celly,
|
---|
1050 | Double &xmin,
|
---|
1051 | Double &xmax,
|
---|
1052 | Double &ymin,
|
---|
1053 | Double &ymax,
|
---|
1054 | String ¢er )
|
---|
1055 | {
|
---|
1056 | LogIO os( LogOrigin("STGrid","setupGrid",WHERE) ) ;
|
---|
1057 | //cout << "nx=" << nx << ", ny=" << ny << endl ;
|
---|
1058 |
|
---|
1059 | // center position
|
---|
1060 | if ( center.size() == 0 ) {
|
---|
1061 | center_(0) = 0.5 * ( xmin + xmax ) ;
|
---|
1062 | center_(1) = 0.5 * ( ymin + ymax ) ;
|
---|
1063 | }
|
---|
1064 | else {
|
---|
1065 | String::size_type pos0 = center.find( " " ) ;
|
---|
1066 | if ( pos0 == String::npos ) {
|
---|
1067 | throw AipsError( "bad string format in parameter center" ) ;
|
---|
1068 | }
|
---|
1069 | String::size_type pos1 = center.find( " ", pos0+1 ) ;
|
---|
1070 | String typestr, xstr, ystr ;
|
---|
1071 | if ( pos1 != String::npos ) {
|
---|
1072 | typestr = center.substr( 0, pos0 ) ;
|
---|
1073 | xstr = center.substr( pos0+1, pos1-pos0 ) ;
|
---|
1074 | ystr = center.substr( pos1+1 ) ;
|
---|
1075 | // todo: convert to J2000 (or direction ref for DIRECTION column)
|
---|
1076 | }
|
---|
1077 | else {
|
---|
1078 | typestr = "J2000" ;
|
---|
1079 | xstr = center.substr( 0, pos0 ) ;
|
---|
1080 | ystr = center.substr( pos0+1 ) ;
|
---|
1081 | }
|
---|
1082 | QuantumHolder qh ;
|
---|
1083 | String err ;
|
---|
1084 | qh.fromString( err, xstr ) ;
|
---|
1085 | Quantum<Double> xcen = qh.asQuantumDouble() ;
|
---|
1086 | qh.fromString( err, ystr ) ;
|
---|
1087 | Quantum<Double> ycen = qh.asQuantumDouble() ;
|
---|
1088 | center_(0) = xcen.getValue( "rad" ) ;
|
---|
1089 | center_(1) = ycen.getValue( "rad" ) ;
|
---|
1090 | double base = 0.5 * (xmin + xmax) ;
|
---|
1091 | int maxrotate = 1 ;
|
---|
1092 | int nelem = 2 * maxrotate + 1 ;
|
---|
1093 | double *sep = new double[nelem] ;
|
---|
1094 | for ( int i = 0 ; i < nelem ; i++ )
|
---|
1095 | sep[i] = abs(base - center_[0] - (i-maxrotate) * C::_2pi) ;
|
---|
1096 | // os << "sep[0]=" << sep[0] << endl
|
---|
1097 | // << "sep[1]=" << sep[1] << endl
|
---|
1098 | // << "sep[2]=" << sep[2] << LogIO::POST ;
|
---|
1099 | int idx = 0 ;
|
---|
1100 | base = sep[0] ;
|
---|
1101 | int nrotate = 0 ;
|
---|
1102 | while ( idx < nelem ) {
|
---|
1103 | if ( base > sep[idx] ) {
|
---|
1104 | base = sep[idx] ;
|
---|
1105 | nrotate = idx ;
|
---|
1106 | }
|
---|
1107 | idx++ ;
|
---|
1108 | }
|
---|
1109 | delete sep ;
|
---|
1110 | nrotate -= maxrotate ;
|
---|
1111 | // os << "nrotate = " << nrotate << LogIO::POST ;
|
---|
1112 | center_[0] += nrotate * C::_2pi ;
|
---|
1113 | }
|
---|
1114 | // os << "xmin=" << xmin << LogIO::POST ;
|
---|
1115 | // os << "center_=" << center_ << LogIO::POST ;
|
---|
1116 |
|
---|
1117 | nx_ = nx ;
|
---|
1118 | ny_ = ny ;
|
---|
1119 | if ( nx < 0 && ny > 0 ) {
|
---|
1120 | nx_ = ny ;
|
---|
1121 | ny_ = ny ;
|
---|
1122 | }
|
---|
1123 | if ( ny < 0 && nx > 0 ) {
|
---|
1124 | nx_ = nx ;
|
---|
1125 | ny_ = nx ;
|
---|
1126 | }
|
---|
1127 |
|
---|
1128 | //Double wx = xmax - xmin ;
|
---|
1129 | //Double wy = ymax - ymin ;
|
---|
1130 | Double wx = max( abs(xmax-center_(0)), abs(xmin-center_(0)) ) * 2 ;
|
---|
1131 | Double wy = max( abs(ymax-center_(1)), abs(ymin-center_(1)) ) * 2 ;
|
---|
1132 | // take 10% margin
|
---|
1133 | wx *= 1.10 ;
|
---|
1134 | wy *= 1.10 ;
|
---|
1135 |
|
---|
1136 | Quantum<Double> qcellx ;
|
---|
1137 | Quantum<Double> qcelly ;
|
---|
1138 | //cout << "nx_ = " << nx_ << ", ny_ = " << ny_ << endl ;
|
---|
1139 | if ( cellx.size() != 0 && celly.size() != 0 ) {
|
---|
1140 | readQuantity( qcellx, cellx ) ;
|
---|
1141 | readQuantity( qcelly, celly ) ;
|
---|
1142 | }
|
---|
1143 | else if ( celly.size() != 0 ) {
|
---|
1144 | os << "Using celly to x-axis..." << LogIO::POST ;
|
---|
1145 | readQuantity( qcelly, celly ) ;
|
---|
1146 | qcellx = qcelly ;
|
---|
1147 | }
|
---|
1148 | else if ( cellx.size() != 0 ) {
|
---|
1149 | os << "Using cellx to y-axis..." << LogIO::POST ;
|
---|
1150 | readQuantity( qcellx, cellx ) ;
|
---|
1151 | qcelly = qcellx ;
|
---|
1152 | }
|
---|
1153 | else {
|
---|
1154 | if ( nx_ < 0 ) {
|
---|
1155 | os << "No user preference in grid setting. Using default..." << LogIO::POST ;
|
---|
1156 | readQuantity( qcellx, "1.0arcmin" ) ;
|
---|
1157 | qcelly = qcellx ;
|
---|
1158 | }
|
---|
1159 | else {
|
---|
1160 | if ( wx == 0.0 ) {
|
---|
1161 | os << "Using default spatial extent (10arcmin) in x" << LogIO::POST ;
|
---|
1162 | wx = 0.00290888 ;
|
---|
1163 | }
|
---|
1164 | if ( wy == 0.0 ) {
|
---|
1165 | os << "Using default spatial extent (10arcmin) in y" << LogIO::POST ;
|
---|
1166 | wy = 0.00290888 ;
|
---|
1167 | }
|
---|
1168 | qcellx = Quantum<Double>( wx/nx_, "rad" ) ;
|
---|
1169 | qcelly = Quantum<Double>( wy/ny_, "rad" ) ;
|
---|
1170 | }
|
---|
1171 | }
|
---|
1172 | cellx_ = qcellx.getValue( "rad" ) ;
|
---|
1173 | celly_ = qcelly.getValue( "rad" ) ;
|
---|
1174 | //os << "cellx_=" << cellx_ << ", celly_=" << celly_ << ", cos("<<center_(1)<<")=" << cos(center_(1)) << LogIO::POST ;
|
---|
1175 | if ( nx_ < 0 ) {
|
---|
1176 | if ( wx == 0.0 ) {
|
---|
1177 | os << "Using default spatial extent (10arcmin) in x" << LogIO::POST ;
|
---|
1178 | wx = 0.00290888 ;
|
---|
1179 | }
|
---|
1180 | if ( wy == 0.0 ) {
|
---|
1181 | os << "Using default spatial extent (10arcmin) in y" << LogIO::POST ;
|
---|
1182 | wy = 0.00290888 ;
|
---|
1183 | }
|
---|
1184 | nx_ = Int( ceil( wx/(cellx_/cos(center_[1])) ) ) ;
|
---|
1185 | ny_ = Int( ceil( wy/celly_ ) ) ;
|
---|
1186 | }
|
---|
1187 |
|
---|
1188 | // create DirectionCoordinate
|
---|
1189 | Matrix<Double> xform(2,2) ;
|
---|
1190 | xform = 0.0 ;
|
---|
1191 | xform.diagonal() = 1.0 ;
|
---|
1192 | dircoord_ = new DirectionCoordinate(MDirection::J2000,
|
---|
1193 | Projection( Projection::SIN ),
|
---|
1194 | center_[0], center_[1],
|
---|
1195 | -cellx_, celly_,
|
---|
1196 | xform,
|
---|
1197 | 0.5*Double(nx_-1),
|
---|
1198 | 0.5*Double(ny_-1)) ;
|
---|
1199 | }
|
---|
1200 |
|
---|
1201 | void STGrid::mapExtent( Double &xmin, Double &xmax,
|
---|
1202 | Double &ymin, Double &ymax )
|
---|
1203 | {
|
---|
1204 | //LogIO os( LogOrigin("STGrid","mapExtent",WHERE) ) ;
|
---|
1205 | directionCol_.attach( tableList_[0], "DIRECTION" ) ;
|
---|
1206 | Matrix<Double> direction = directionCol_.getColumn() ;
|
---|
1207 | //os << "dirCol.nrow() = " << dirCol.nrow() << LogIO::POST ;
|
---|
1208 | minMax( xmin, xmax, direction.row( 0 ) ) ;
|
---|
1209 | minMax( ymin, ymax, direction.row( 1 ) ) ;
|
---|
1210 | Double amin, amax, bmin, bmax ;
|
---|
1211 | for ( uInt i = 1 ; i < nfile_ ; i++ ) {
|
---|
1212 | directionCol_.attach( tableList_[i], "DIRECTION" ) ;
|
---|
1213 | direction.assign( directionCol_.getColumn() ) ;
|
---|
1214 | //os << "dirCol.nrow() = " << dirCol.nrow() << LogIO::POST ;
|
---|
1215 | // to make contiguous RA distribution (no 2pi jump)
|
---|
1216 | Vector<Double> ra( direction.row(0) ) ;
|
---|
1217 | mathutil::rotateRA( ra ) ;
|
---|
1218 | minMax( amin, amax, direction.row( 0 ) ) ;
|
---|
1219 | minMax( bmin, bmax, direction.row( 1 ) ) ;
|
---|
1220 | xmin = min( xmin, amin ) ;
|
---|
1221 | xmax = max( xmax, amax ) ;
|
---|
1222 | ymin = min( ymin, bmin ) ;
|
---|
1223 | ymax = max( ymax, bmax ) ;
|
---|
1224 | }
|
---|
1225 | //os << "(xmin,xmax)=(" << xmin << "," << xmax << ")" << LogIO::POST ;
|
---|
1226 | //os << "(ymin,ymax)=(" << ymin << "," << ymax << ")" << LogIO::POST ;
|
---|
1227 | }
|
---|
1228 |
|
---|
1229 | void STGrid::table( Table &tab, uInt i )
|
---|
1230 | {
|
---|
1231 | if ( i >= 0 && i < nfile_ )
|
---|
1232 | tab = Table( infileList_[i] ) ;
|
---|
1233 | }
|
---|
1234 |
|
---|
1235 | void STGrid::selectData()
|
---|
1236 | {
|
---|
1237 | LogIO os( LogOrigin("STGrid","selectData",WHERE) ) ;
|
---|
1238 | Int ifno = ifno_ ;
|
---|
1239 | tableList_.resize( nfile_ ) ;
|
---|
1240 | if ( ifno_ == -1 ) {
|
---|
1241 | //Table taborg( infileList_[0] ) ;
|
---|
1242 | Table taborg ;
|
---|
1243 | table( taborg, 0 ) ;
|
---|
1244 | ROScalarColumn<uInt> ifnoCol( taborg, "IFNO" ) ;
|
---|
1245 | ifno_ = ifnoCol( 0 ) ;
|
---|
1246 | os << LogIO::WARN
|
---|
1247 | << "IFNO is not given. Using default IFNO: " << ifno_ << LogIO::POST ;
|
---|
1248 | }
|
---|
1249 | for ( uInt i = 0 ; i < nfile_ ; i++ ) {
|
---|
1250 | //Table taborg( infileList_[i] ) ;
|
---|
1251 | Table taborg ;
|
---|
1252 | table( taborg, i ) ;
|
---|
1253 | TableExprNode node ;
|
---|
1254 | if ( ifno != -1 || isMultiIF( taborg ) ) {
|
---|
1255 | os << "apply selection on IFNO" << LogIO::POST ;
|
---|
1256 | node = taborg.col("IFNO") == ifno_ ;
|
---|
1257 | }
|
---|
1258 | if ( scanlist_.size() > 0 ) {
|
---|
1259 | os << "apply selection on SCANNO" << LogIO::POST ;
|
---|
1260 | node = node && taborg.col("SCANNO").in( scanlist_ ) ;
|
---|
1261 | }
|
---|
1262 | if ( node.isNull() ) {
|
---|
1263 | tableList_[i] = taborg ;
|
---|
1264 | }
|
---|
1265 | else {
|
---|
1266 | tableList_[i] = taborg( node ) ;
|
---|
1267 | }
|
---|
1268 | os << LogIO::DEBUGGING << "tableList_[" << i << "].nrow()=" << tableList_[i].nrow() << LogIO::POST ;
|
---|
1269 | if ( tableList_[i].nrow() == 0 ) {
|
---|
1270 | os << LogIO::SEVERE
|
---|
1271 | << "No corresponding rows for given selection: IFNO " << ifno_ ;
|
---|
1272 | if ( scanlist_.size() > 0 )
|
---|
1273 | os << " SCANNO " << scanlist_ ;
|
---|
1274 | os << LogIO::EXCEPTION ;
|
---|
1275 | }
|
---|
1276 | }
|
---|
1277 | }
|
---|
1278 |
|
---|
1279 | Bool STGrid::isMultiIF( Table &tab )
|
---|
1280 | {
|
---|
1281 | ROScalarColumn<uInt> ifnoCol( tab, "IFNO" ) ;
|
---|
1282 | Vector<uInt> ifnos = ifnoCol.getColumn() ;
|
---|
1283 | return anyNE( ifnos, ifnos[0] ) ;
|
---|
1284 | }
|
---|
1285 |
|
---|
1286 | void STGrid::attach( Table &tab )
|
---|
1287 | {
|
---|
1288 | // attach to table
|
---|
1289 | spectraCol_.attach( tab, "SPECTRA" ) ;
|
---|
1290 | flagtraCol_.attach( tab, "FLAGTRA" ) ;
|
---|
1291 | directionCol_.attach( tab, "DIRECTION" ) ;
|
---|
1292 | flagRowCol_.attach( tab, "FLAGROW" ) ;
|
---|
1293 | tsysCol_.attach( tab, "TSYS" ) ;
|
---|
1294 | intervalCol_.attach( tab, "INTERVAL" ) ;
|
---|
1295 | }
|
---|
1296 |
|
---|
1297 | Int STGrid::getDataChunk(
|
---|
1298 | IPosition const &wshape,
|
---|
1299 | IPosition const &vshape,
|
---|
1300 | IPosition const &dshape,
|
---|
1301 | Array<Complex> &spectra,
|
---|
1302 | Array<Double> &direction,
|
---|
1303 | Array<Int> &flagtra,
|
---|
1304 | Array<Int> &rflag,
|
---|
1305 | Array<Float> &weight )
|
---|
1306 | {
|
---|
1307 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ;
|
---|
1308 |
|
---|
1309 | Array<Float> spectraF_(wshape);
|
---|
1310 | Array<uChar> flagtraUC_(wshape);
|
---|
1311 | Array<uInt> rflagUI_(vshape);
|
---|
1312 | Int nrow = getDataChunk( spectraF_, direction, flagtraUC_, rflagUI_, weight ) ;
|
---|
1313 | if ( nrow < nchunk_ ) {
|
---|
1314 | spectra.resize( spectraF_.shape() ) ;
|
---|
1315 | flagtra.resize( flagtraUC_.shape() ) ;
|
---|
1316 | rflag.resize( rflagUI_.shape() ) ;
|
---|
1317 | }
|
---|
1318 | double t0, t1 ;
|
---|
1319 | t0 = mathutil::gettimeofday_sec() ;
|
---|
1320 | convertArray( spectra, spectraF_ ) ;
|
---|
1321 | toInt( flagtraUC_, flagtra ) ;
|
---|
1322 | toInt( rflagUI_, rflag ) ;
|
---|
1323 | t1 = mathutil::gettimeofday_sec() ;
|
---|
1324 | eToInt = t1 - t0 ;
|
---|
1325 |
|
---|
1326 | return nrow ;
|
---|
1327 | }
|
---|
1328 |
|
---|
1329 | #if 0
|
---|
1330 | Int STGrid::getDataChunk( Array<Complex> &spectra,
|
---|
1331 | Array<Double> &direction,
|
---|
1332 | Array<Int> &flagtra,
|
---|
1333 | Array<Int> &rflag,
|
---|
1334 | Array<Float> &weight )
|
---|
1335 | {
|
---|
1336 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ;
|
---|
1337 | Int nrow = getDataChunk( spectraF_, direction, flagtraUC_, rflagUI_, weight ) ;
|
---|
1338 | if ( nrow < nchunk_ ) {
|
---|
1339 | spectra.resize( spectraF_.shape() ) ;
|
---|
1340 | flagtra.resize( flagtraUC_.shape() ) ;
|
---|
1341 | rflag.resize( rflagUI_.shape() ) ;
|
---|
1342 | }
|
---|
1343 | double t0, t1 ;
|
---|
1344 | t0 = mathutil::gettimeofday_sec() ;
|
---|
1345 | convertArray( spectra, spectraF_ ) ;
|
---|
1346 | toInt( flagtraUC_, flagtra ) ;
|
---|
1347 | toInt( rflagUI_, rflag ) ;
|
---|
1348 | t1 = mathutil::gettimeofday_sec() ;
|
---|
1349 | eToInt = t1 - t0 ;
|
---|
1350 |
|
---|
1351 | return nrow ;
|
---|
1352 | }
|
---|
1353 | #endif
|
---|
1354 |
|
---|
1355 | Int STGrid::getDataChunk( Array<Float> &spectra,
|
---|
1356 | Array<Double> &direction,
|
---|
1357 | Array<uChar> &flagtra,
|
---|
1358 | Array<uInt> &rflag,
|
---|
1359 | Array<Float> &weight )
|
---|
1360 | {
|
---|
1361 | LogIO os( LogOrigin("STGrid","getDataChunk",WHERE) ) ;
|
---|
1362 | Int nrow = spectra.shape()[1] ;
|
---|
1363 | Int remainingRow = nrow_ - nprocessed_ ;
|
---|
1364 | if ( remainingRow < nrow ) {
|
---|
1365 | nrow = remainingRow ;
|
---|
1366 | IPosition mshape( 2, nchan_, nrow ) ;
|
---|
1367 | IPosition vshape( 1, nrow ) ;
|
---|
1368 | spectra.resize( mshape ) ;
|
---|
1369 | flagtra.resize( mshape ) ;
|
---|
1370 | direction.resize( IPosition(2,2,nrow) ) ;
|
---|
1371 | rflag.resize( vshape ) ;
|
---|
1372 | weight.resize( mshape ) ;
|
---|
1373 | }
|
---|
1374 | // 2011/12/22 TN
|
---|
1375 | // tsys shares its storage with weight
|
---|
1376 | Array<Float> tsys( weight ) ;
|
---|
1377 | Array<Double> tint( rflag.shape() ) ;
|
---|
1378 |
|
---|
1379 | Vector<uInt> rflagVec( rflag ) ;
|
---|
1380 | Vector<Double> tintVec( tint ) ;
|
---|
1381 |
|
---|
1382 | RefRows rows( nprocessed_, nprocessed_+nrow-1, 1 ) ;
|
---|
1383 | //os<<LogIO::DEBUGGING<<"nprocessed_="<<nprocessed_<<": rows.nrows()="<<rows.nrows()<<LogIO::POST ;
|
---|
1384 | spectraCol_.getColumnCells( rows, spectra ) ;
|
---|
1385 | flagtraCol_.getColumnCells( rows, flagtra ) ;
|
---|
1386 | directionCol_.getColumnCells( rows, direction ) ;
|
---|
1387 | // to make contiguous RA distribution (no 2pi jump)
|
---|
1388 | Vector<Double> v( Matrix<Double>(direction).row(0) ) ;
|
---|
1389 | mathutil::rotateRA( v ) ;
|
---|
1390 | flagRowCol_.getColumnCells( rows, rflagVec ) ;
|
---|
1391 | intervalCol_.getColumnCells( rows, tintVec ) ;
|
---|
1392 | Vector<Float> tsysTemp = tsysCol_( nprocessed_ ) ;
|
---|
1393 | if ( tsysTemp.nelements() == (uInt)nchan_ )
|
---|
1394 | tsysCol_.getColumnCells( rows, tsys ) ;
|
---|
1395 | else
|
---|
1396 | tsys = tsysTemp[0] ;
|
---|
1397 |
|
---|
1398 | double t0,t1 ;
|
---|
1399 | t0 = mathutil::gettimeofday_sec() ;
|
---|
1400 | getWeight( weight, tsys, tint ) ;
|
---|
1401 | t1 = mathutil::gettimeofday_sec() ;
|
---|
1402 | eGetWeight += t1-t0 ;
|
---|
1403 |
|
---|
1404 | nprocessed_ += nrow ;
|
---|
1405 |
|
---|
1406 | return nrow ;
|
---|
1407 | }
|
---|
1408 |
|
---|
1409 | void STGrid::setupArray()
|
---|
1410 | {
|
---|
1411 | LogIO os( LogOrigin("STGrid","setupArray",WHERE) ) ;
|
---|
1412 | ROScalarColumn<uInt> polnoCol( tableList_[0], "POLNO" ) ;
|
---|
1413 | Vector<uInt> pols = polnoCol.getColumn() ;
|
---|
1414 | //os << pols << LogIO::POST ;
|
---|
1415 | Vector<uInt> pollistOrg ;
|
---|
1416 | npolOrg_ = 0 ;
|
---|
1417 | uInt polno ;
|
---|
1418 | for ( uInt i = 0 ; i < polnoCol.nrow() ; i++ ) {
|
---|
1419 | //polno = polnoCol( i ) ;
|
---|
1420 | polno = pols( i ) ;
|
---|
1421 | if ( allNE( pollistOrg, polno ) ) {
|
---|
1422 | pollistOrg.resize( npolOrg_+1, True ) ;
|
---|
1423 | pollistOrg[npolOrg_] = polno ;
|
---|
1424 | npolOrg_++ ;
|
---|
1425 | }
|
---|
1426 | }
|
---|
1427 | if ( pollist_.size() == 0 )
|
---|
1428 | pollist_ = pollistOrg ;
|
---|
1429 | else {
|
---|
1430 | Vector<uInt> newlist ;
|
---|
1431 | uInt newsize = 0 ;
|
---|
1432 | for ( uInt i = 0 ; i < pollist_.size() ; i++ ) {
|
---|
1433 | if ( anyEQ( pollistOrg, pollist_[i] ) ) {
|
---|
1434 | newlist.resize( newsize+1, True ) ;
|
---|
1435 | newlist[newsize] = pollist_[i] ;
|
---|
1436 | newsize++ ;
|
---|
1437 | }
|
---|
1438 | }
|
---|
1439 | pollist_.assign( newlist ) ;
|
---|
1440 | }
|
---|
1441 | npol_ = pollist_.size() ;
|
---|
1442 | if ( npol_ == 0 ) {
|
---|
1443 | os << LogIO::SEVERE << "Empty pollist" << LogIO::EXCEPTION ;
|
---|
1444 | }
|
---|
1445 | rows_.resize( nfile_ ) ;
|
---|
1446 | for ( uInt i = 0 ; i < nfile_ ; i++ ) {
|
---|
1447 | rows_[i] = tableList_[i].nrow() / npolOrg_ ;
|
---|
1448 | //if ( nrow_ < rows_[i] )
|
---|
1449 | // nrow_ = rows_[i] ;
|
---|
1450 | }
|
---|
1451 | flagtraCol_.attach( tableList_[0], "FLAGTRA" ) ;
|
---|
1452 | nchan_ = flagtraCol_( 0 ).nelements() ;
|
---|
1453 | // os << "npol_ = " << npol_ << "(" << pollist_ << ")" << endl
|
---|
1454 | // << "nchan_ = " << nchan_ << endl
|
---|
1455 | // << "nrow_ = " << nrow_ << LogIO::POST ;
|
---|
1456 | }
|
---|
1457 |
|
---|
1458 | void STGrid::getWeight( Array<Float> &w,
|
---|
1459 | Array<Float> &tsys,
|
---|
1460 | Array<Double> &tint )
|
---|
1461 | {
|
---|
1462 | LogIO os( LogOrigin("STGrid","getWeight",WHERE) ) ;
|
---|
1463 |
|
---|
1464 | // 2011/12/22 TN
|
---|
1465 | // w (weight) and tsys share storage
|
---|
1466 | IPosition refShape = tsys.shape() ;
|
---|
1467 | Int nchan = refShape[0] ;
|
---|
1468 | Int nrow = refShape[1] ;
|
---|
1469 | // os << "nchan=" << nchan << ", nrow=" << nrow << LogIO::POST ;
|
---|
1470 | // os << "w.shape()=" << w.shape() << endl
|
---|
1471 | // << "tsys.shape()=" << tsys.shape() << endl
|
---|
1472 | // << "tint.shape()=" << tint.shape() << LogIO::POST ;
|
---|
1473 |
|
---|
1474 | // set weight
|
---|
1475 | if ( wtype_.compare( "UNIFORM" ) == 0 ) {
|
---|
1476 | w = 1.0 ;
|
---|
1477 | }
|
---|
1478 | else if ( wtype_.compare( "TINT" ) == 0 ) {
|
---|
1479 | Bool b0, b1 ;
|
---|
1480 | Float *w_p = w.getStorage( b0 ) ;
|
---|
1481 | Float *w0_p = w_p ;
|
---|
1482 | const Double *ti_p = tint.getStorage( b1 ) ;
|
---|
1483 | const Double *w1_p = ti_p ;
|
---|
1484 | for ( Int irow = 0 ; irow < nrow ; irow++ ) {
|
---|
1485 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) {
|
---|
1486 | *w0_p = *w1_p ;
|
---|
1487 | w0_p++ ;
|
---|
1488 | }
|
---|
1489 | w1_p++ ;
|
---|
1490 | }
|
---|
1491 | w.putStorage( w_p, b0 ) ;
|
---|
1492 | tint.freeStorage( ti_p, b1 ) ;
|
---|
1493 | }
|
---|
1494 | else if ( wtype_.compare( "TSYS" ) == 0 ) {
|
---|
1495 | Bool b0 ;
|
---|
1496 | Float *w_p = w.getStorage( b0 ) ;
|
---|
1497 | Float *w0_p = w_p ;
|
---|
1498 | for ( Int irow = 0 ; irow < nrow ; irow++ ) {
|
---|
1499 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) {
|
---|
1500 | Float temp = *w0_p ;
|
---|
1501 | *w0_p = 1.0 / ( temp * temp ) ;
|
---|
1502 | w0_p++ ;
|
---|
1503 | }
|
---|
1504 | }
|
---|
1505 | w.putStorage( w_p, b0 ) ;
|
---|
1506 | }
|
---|
1507 | else if ( wtype_.compare( "TINTSYS" ) == 0 ) {
|
---|
1508 | Bool b0, b1 ;
|
---|
1509 | Float *w_p = w.getStorage( b0 ) ;
|
---|
1510 | Float *w0_p = w_p ;
|
---|
1511 | const Double *ti_p = tint.getStorage( b1 ) ;
|
---|
1512 | const Double *w1_p = ti_p ;
|
---|
1513 | for ( Int irow = 0 ; irow < nrow ; irow++ ) {
|
---|
1514 | Float interval = *w1_p ;
|
---|
1515 | for ( Int ichan = 0 ; ichan < nchan ; ichan++ ) {
|
---|
1516 | Float temp = *w0_p ;
|
---|
1517 | *w0_p = interval / ( temp * temp ) ;
|
---|
1518 | w0_p++ ;
|
---|
1519 | }
|
---|
1520 | w1_p++ ;
|
---|
1521 | }
|
---|
1522 | w.putStorage( w_p, b0 ) ;
|
---|
1523 | tint.freeStorage( ti_p, b1 ) ;
|
---|
1524 | }
|
---|
1525 | else {
|
---|
1526 | //LogIO os( LogOrigin("STGrid", "getWeight", WHERE) ) ;
|
---|
1527 | //os << LogIO::WARN << "Unsupported weight type '" << wtype_ << "', apply UNIFORM weight" << LogIO::POST ;
|
---|
1528 | w = 1.0 ;
|
---|
1529 | }
|
---|
1530 | }
|
---|
1531 |
|
---|
1532 | void STGrid::toInt( Array<uChar> &u, Array<Int> &v )
|
---|
1533 | {
|
---|
1534 | uInt len = u.nelements() ;
|
---|
1535 | Int *int_p = new Int[len] ;
|
---|
1536 | Bool deleteIt ;
|
---|
1537 | const uChar *data_p = u.getStorage( deleteIt ) ;
|
---|
1538 | Int *i_p = int_p ;
|
---|
1539 | const uChar *u_p = data_p ;
|
---|
1540 | for ( uInt i = 0 ; i < len ; i++ ) {
|
---|
1541 | *i_p = ( *u_p == 0 ) ? 0 : 1 ;
|
---|
1542 | i_p++ ;
|
---|
1543 | u_p++ ;
|
---|
1544 | }
|
---|
1545 | u.freeStorage( data_p, deleteIt ) ;
|
---|
1546 | v.takeStorage( u.shape(), int_p, TAKE_OVER ) ;
|
---|
1547 | }
|
---|
1548 |
|
---|
1549 | void STGrid::toInt( Array<uInt> &u, Array<Int> &v )
|
---|
1550 | {
|
---|
1551 | uInt len = u.nelements() ;
|
---|
1552 | Int *int_p = new Int[len] ;
|
---|
1553 | Bool deleteIt ;
|
---|
1554 | const uInt *data_p = u.getStorage( deleteIt ) ;
|
---|
1555 | Int *i_p = int_p ;
|
---|
1556 | const uInt *u_p = data_p ;
|
---|
1557 | for ( uInt i = 0 ; i < len ; i++ ) {
|
---|
1558 | *i_p = ( *u_p == 0 ) ? 0 : 1 ;
|
---|
1559 | i_p++ ;
|
---|
1560 | u_p++ ;
|
---|
1561 | }
|
---|
1562 | u.freeStorage( data_p, deleteIt ) ;
|
---|
1563 | v.takeStorage( u.shape(), int_p, TAKE_OVER ) ;
|
---|
1564 | }
|
---|
1565 |
|
---|
1566 | void STGrid::toPixel( Array<Double> &world, Array<Double> &pixel )
|
---|
1567 | {
|
---|
1568 | uInt nrow = world.shape()[1] ;
|
---|
1569 | Bool bw, bp ;
|
---|
1570 | Double *w_p = world.getStorage( bw ) ;
|
---|
1571 | Double *p_p = pixel.getStorage( bp ) ;
|
---|
1572 | Double *ww_p = w_p ;
|
---|
1573 | Double *wp_p = p_p ;
|
---|
1574 | IPosition vshape( 1, 2 ) ;
|
---|
1575 | Vector<Double> _world, _pixel ;
|
---|
1576 | for ( uInt i = 0 ; i < nrow ; i++ ) {
|
---|
1577 | _world.takeStorage( vshape, ww_p, SHARE ) ;
|
---|
1578 | _pixel.takeStorage( vshape, wp_p, SHARE ) ;
|
---|
1579 | dircoord_->toPixel( _pixel, _world ) ;
|
---|
1580 | ww_p += 2 ;
|
---|
1581 | wp_p += 2 ;
|
---|
1582 | }
|
---|
1583 | world.putStorage( w_p, bw ) ;
|
---|
1584 | pixel.putStorage( p_p, bp ) ;
|
---|
1585 | }
|
---|
1586 |
|
---|
1587 | void STGrid::boxFunc( Vector<Float> &convFunc, Int &convSize )
|
---|
1588 | {
|
---|
1589 | convFunc = 0.0 ;
|
---|
1590 | for ( Int i = 0 ; i < convSize/2 ; i++ )
|
---|
1591 | convFunc(i) = 1.0 ;
|
---|
1592 | }
|
---|
1593 |
|
---|
1594 | #define NEED_UNDERSCORES
|
---|
1595 | #if defined(NEED_UNDERSCORES)
|
---|
1596 | #define grdsf grdsf_
|
---|
1597 | #define grdgauss grdgauss_
|
---|
1598 | #define grdjinc1 grdjinc1_
|
---|
1599 | #endif
|
---|
1600 | #if defined(USE_CASAPY)
|
---|
1601 | extern "C" {
|
---|
1602 | void grdsf(Double*, Double*);
|
---|
1603 | void grdgauss(Double*, Double*, Double*);
|
---|
1604 | void grdjinc1(Double*, Double*, Int*, Double*);
|
---|
1605 | }
|
---|
1606 | #else
|
---|
1607 | extern "C" {
|
---|
1608 | void grdsf(Double*, Double*);
|
---|
1609 | }
|
---|
1610 | void grdgauss(Double *hwhm, Double *val, Double *out)
|
---|
1611 | {
|
---|
1612 | *out = exp(-log(2.0) * (*val / *hwhm) * (*val / *hwhm));
|
---|
1613 | }
|
---|
1614 | void grdjinc1(Double *c, Double *val, Int *normalize, Double *out)
|
---|
1615 | {
|
---|
1616 | // Calculate J_1(x) using approximate formula
|
---|
1617 | Double x = C::pi * *val / *c;
|
---|
1618 | Double ax = fabs(x);
|
---|
1619 | Double ans;
|
---|
1620 | if ( ax < 8.0 ) {
|
---|
1621 | Double y = x * x;
|
---|
1622 | Double ans1 = x * (72362614232.0 + y * (-7895059235.0
|
---|
1623 | + y * (242396853.1 + y * (-2972611.439
|
---|
1624 | + y * (15704.48260 + y * (-30.16036606))))));
|
---|
1625 | Double ans2 = 144725228442.0 + y * (2300535178.0
|
---|
1626 | + y * (18583304.74 + y * (99447.43394
|
---|
1627 | + y * (376.9991397 + y * 1.0))));
|
---|
1628 | ans = ans1 / ans2;
|
---|
1629 | }
|
---|
1630 | else {
|
---|
1631 | Double z = 8.0 / ax;
|
---|
1632 | Double y = z * z;
|
---|
1633 | Double xx = ax - 2.356194491;
|
---|
1634 | Double ans1 = 1.0 + y * (0.183105e-2 + y * (-0.3516396496e-4
|
---|
1635 | + y * (0.2457520174e-5 + y * (-0.240337019e-6))));
|
---|
1636 | Double ans2 = 0.04687499995 + y * (-0.2002690873e-3
|
---|
1637 | + y * (0.8449199096e-5 + y * (-0.88228987e-6
|
---|
1638 | + y * (0.105787412e-6))));
|
---|
1639 | ans = sqrt(0.636619772 / ax) * (cos(xx) * ans1
|
---|
1640 | - z * sin(xx) * ans2);
|
---|
1641 | if (x < 0.0)
|
---|
1642 | ans = -ans;
|
---|
1643 | }
|
---|
1644 |
|
---|
1645 | // Then, calculate Jinc
|
---|
1646 | if (x == 0.0) {
|
---|
1647 | *out = 0.5;
|
---|
1648 | }
|
---|
1649 | else {
|
---|
1650 | *out = ans / x;
|
---|
1651 | }
|
---|
1652 |
|
---|
1653 | if (*normalize == 1)
|
---|
1654 | *out = *out / 0.5;
|
---|
1655 | }
|
---|
1656 | #endif
|
---|
1657 | void STGrid::spheroidalFunc( Vector<Float> &convFunc )
|
---|
1658 | {
|
---|
1659 | convFunc = 0.0 ;
|
---|
1660 | for ( Int i = 0 ; i < convSampling_*convSupport_ ; i++ ) {
|
---|
1661 | Double nu = Double(i) / Double(convSupport_*convSampling_) ;
|
---|
1662 | Double val ;
|
---|
1663 | grdsf( &nu, &val ) ;
|
---|
1664 | convFunc(i) = ( 1.0 - nu * nu ) * val ;
|
---|
1665 | }
|
---|
1666 | }
|
---|
1667 |
|
---|
1668 | void STGrid::gaussFunc( Vector<Float> &convFunc, Double hwhm, Double truncate )
|
---|
1669 | {
|
---|
1670 | convFunc = 0.0 ;
|
---|
1671 | Int len = (Int)(truncate*Double(convSampling_)+0.5);
|
---|
1672 | Double out, val;
|
---|
1673 | for ( Int i = 0 ; i < len ; i++ ) {
|
---|
1674 | val = Double(i) / Double(convSampling_) ;
|
---|
1675 | grdgauss(&hwhm, &val, &out);
|
---|
1676 | convFunc(i) = out;
|
---|
1677 | }
|
---|
1678 | }
|
---|
1679 |
|
---|
1680 | void STGrid::gjincFunc( Vector<Float> &convFunc, Double hwhm, Double c, Double truncate )
|
---|
1681 | {
|
---|
1682 | convFunc = 0.0;
|
---|
1683 | Double out1, out2, val;
|
---|
1684 | Int normalize = 1;
|
---|
1685 | if (truncate >= 0.0) {
|
---|
1686 | Int len = (Int)(truncate*Double(convSampling_)+0.5);
|
---|
1687 | for (Int i = 0 ; i < len ; i++) {
|
---|
1688 | val = Double(i) / Double(convSampling_);
|
---|
1689 | grdgauss(&hwhm, &val, &out1);
|
---|
1690 | grdjinc1(&c, &val, &normalize, &out2);
|
---|
1691 | convFunc(i) = out1 * out2;
|
---|
1692 | }
|
---|
1693 | }
|
---|
1694 | else {
|
---|
1695 | Int len = convFunc.nelements();
|
---|
1696 | for (Int i = 0 ; i < len ; i++) {
|
---|
1697 | val = Double(i) / Double(convSampling_);
|
---|
1698 | grdjinc1(&c, &val, &normalize, &out2);
|
---|
1699 | if (out2 <= 0.0) {
|
---|
1700 | LogIO os(LogOrigin("STGrid","gjincFunc",WHERE));
|
---|
1701 | os << LogIO::DEBUG1 << "convFunc is automatically truncated at radius " << val << LogIO::POST;
|
---|
1702 | break;
|
---|
1703 | }
|
---|
1704 | grdgauss(&hwhm, &val, &out1);
|
---|
1705 | convFunc(i) = out1 * out2;
|
---|
1706 | }
|
---|
1707 | }
|
---|
1708 | }
|
---|
1709 |
|
---|
1710 | void STGrid::pbFunc( Vector<Float> &convFunc )
|
---|
1711 | {
|
---|
1712 | convFunc = 0.0 ;
|
---|
1713 | }
|
---|
1714 |
|
---|
1715 | vector<float> STGrid::getConvFunc()
|
---|
1716 | {
|
---|
1717 | LogIO os(LogOrigin("STGrid","getConvFunc",WHERE));
|
---|
1718 | Vector<Float> convFunc;
|
---|
1719 | vector<float> out;
|
---|
1720 |
|
---|
1721 | if (cellx_ <= 0.0 || celly_ <= 0.0) {
|
---|
1722 | selectData();
|
---|
1723 | setupGrid();
|
---|
1724 | }
|
---|
1725 |
|
---|
1726 | if (convType_ == "BOX" || convType_ == "SF") {
|
---|
1727 | setConvFunc(convFunc);
|
---|
1728 | }
|
---|
1729 | else if (convType_ == "GAUSS") {
|
---|
1730 | Quantum<Double> q1,q2;
|
---|
1731 | readQuantity(q1,gwidth_);
|
---|
1732 | readQuantity(q2,truncate_);
|
---|
1733 | // if (celly_ <= 0.0
|
---|
1734 | // && ((!q1.getUnit().empty()&&q1.getUnit()!="pixel") ||
|
---|
1735 | // (!q2.getUnit().empty()&&q2.getUnit()!="pixel"))) {
|
---|
1736 | // throw AipsError("You have to call defineImage to get correct convFunc");
|
---|
1737 | // }
|
---|
1738 | setConvFunc(convFunc);
|
---|
1739 | }
|
---|
1740 | else if (convType_ == "GJINC") {
|
---|
1741 | Quantum<Double> q1,q2,q3;
|
---|
1742 | readQuantity(q1,gwidth_);
|
---|
1743 | readQuantity(q2,truncate_);
|
---|
1744 | readQuantity(q3,jwidth_);
|
---|
1745 | // if (celly_ <= 0.0
|
---|
1746 | // && ((!q1.getUnit().empty()&&q1.getUnit()!="pixel") ||
|
---|
1747 | // (!q2.getUnit().empty()&&q2.getUnit()!="pixel") ||
|
---|
1748 | // (!q3.getUnit().empty()&&q3.getUnit()!="pixel"))) {
|
---|
1749 | // throw AipsError("You have to call defineImage to get correct convFunc");
|
---|
1750 | // }
|
---|
1751 | setConvFunc(convFunc);
|
---|
1752 | }
|
---|
1753 | else if (convType_ == "PB") {
|
---|
1754 | throw AipsError("Grid function PB is not available");
|
---|
1755 | }
|
---|
1756 | else {
|
---|
1757 | throw AipsError("Unknown grid function: "+convType_);
|
---|
1758 | }
|
---|
1759 |
|
---|
1760 | convFunc.tovector(out);
|
---|
1761 | return out;
|
---|
1762 | }
|
---|
1763 |
|
---|
1764 | void STGrid::setConvFunc( Vector<Float> &convFunc )
|
---|
1765 | {
|
---|
1766 | LogIO os(LogOrigin("STGrid","setConvFunc",WHERE));
|
---|
1767 | convSupport_ = userSupport_ ;
|
---|
1768 | if ( convType_ == "BOX" ) {
|
---|
1769 | if ( convSupport_ < 0 )
|
---|
1770 | convSupport_ = 0 ;
|
---|
1771 | Int convSize = convSampling_ * ( 2 * convSupport_ + 2 ) ;
|
---|
1772 | convFunc.resize( convSize ) ;
|
---|
1773 | boxFunc( convFunc, convSize ) ;
|
---|
1774 | os << LogIO::DEBUGGING
|
---|
1775 | << "convType_ = " << convType_ << endl
|
---|
1776 | << "convSupport_ = " << convSupport_ << LogIO::POST;
|
---|
1777 | }
|
---|
1778 | else if ( convType_ == "SF" ) {
|
---|
1779 | if ( convSupport_ < 0 )
|
---|
1780 | convSupport_ = 3 ;
|
---|
1781 | Int convSize = convSampling_ * ( 2 * convSupport_ + 2 ) ;
|
---|
1782 | convFunc.resize( convSize ) ;
|
---|
1783 | spheroidalFunc( convFunc ) ;
|
---|
1784 | os << LogIO::DEBUGGING
|
---|
1785 | << "convType_ = " << convType_ << endl
|
---|
1786 | << "convSupport_ = " << convSupport_ << LogIO::POST;
|
---|
1787 | }
|
---|
1788 | else if ( convType_ == "GAUSS" ) {
|
---|
1789 | // determine pixel gwidth
|
---|
1790 | // default is HWHM corresponding to b = 1.0 (Mangum et al. 2007)
|
---|
1791 | Double pixelGW = sqrt(log(2.0));
|
---|
1792 | Quantum<Double> q ;
|
---|
1793 | if (!gwidth_.empty()) {
|
---|
1794 | readQuantity( q, gwidth_ );
|
---|
1795 | if ( q.getUnit().empty() || q.getUnit()=="pixel" ) {
|
---|
1796 | pixelGW = q.getValue();
|
---|
1797 | }
|
---|
1798 | else {
|
---|
1799 | pixelGW = q.getValue("rad")/celly_;
|
---|
1800 | }
|
---|
1801 | }
|
---|
1802 | // determine truncation radius
|
---|
1803 | // default is 3 * HWHM
|
---|
1804 | Double truncate = 3.0 * pixelGW;
|
---|
1805 | if (!truncate_.empty()) {
|
---|
1806 | readQuantity( q, truncate_ );
|
---|
1807 | if ( q.getUnit().empty() || q.getUnit()=="pixel" ) {
|
---|
1808 | truncate = q.getValue();
|
---|
1809 | }
|
---|
1810 | else {
|
---|
1811 | truncate = q.getValue("rad")/celly_;
|
---|
1812 | }
|
---|
1813 | }
|
---|
1814 | //convSupport_ = (Int)(truncate+0.5);
|
---|
1815 | convSupport_ = (Int)(truncate);
|
---|
1816 | convSupport_ += (((truncate-(Double)convSupport_) > 0.0) ? 1 : 0);
|
---|
1817 | Int convSize = convSampling_ * ( 2*convSupport_ + 2 ) ;
|
---|
1818 | convFunc.resize( convSize ) ;
|
---|
1819 | gaussFunc( convFunc, pixelGW, truncate ) ;
|
---|
1820 | os << LogIO::DEBUGGING
|
---|
1821 | << "convType_ = " << convType_ << endl
|
---|
1822 | << "convSupport_ = " << convSupport_ << endl
|
---|
1823 | << "truncate_ = " << truncate << "pixel" << endl
|
---|
1824 | << "gwidth_ = " << pixelGW << "pixel" << LogIO::POST;
|
---|
1825 | }
|
---|
1826 | else if ( convType_ == "GJINC" ) {
|
---|
1827 | // determine pixel gwidth
|
---|
1828 | // default is HWHM corresponding to b = 2.52 (Mangum et al. 2007)
|
---|
1829 | Double pixelGW = sqrt(log(2.0)) * 2.52;
|
---|
1830 | Quantum<Double> q ;
|
---|
1831 | if (!gwidth_.empty()) {
|
---|
1832 | readQuantity( q, gwidth_ );
|
---|
1833 | if ( q.getUnit().empty() || q.getUnit()=="pixel" ) {
|
---|
1834 | pixelGW = q.getValue();
|
---|
1835 | }
|
---|
1836 | else {
|
---|
1837 | pixelGW = q.getValue("rad")/celly_;
|
---|
1838 | }
|
---|
1839 | }
|
---|
1840 | // determine pixel c
|
---|
1841 | // default is c = 1.55 (Mangum et al. 2007)
|
---|
1842 | Double pixelJW = 1.55;
|
---|
1843 | if (!jwidth_.empty()) {
|
---|
1844 | readQuantity( q, jwidth_ );
|
---|
1845 | if ( q.getUnit().empty() || q.getUnit()=="pixel" ) {
|
---|
1846 | pixelJW = q.getValue();
|
---|
1847 | }
|
---|
1848 | else {
|
---|
1849 | pixelJW = q.getValue("rad")/celly_;
|
---|
1850 | }
|
---|
1851 | }
|
---|
1852 | // determine truncation radius
|
---|
1853 | // default is -1.0 (truncate at first null)
|
---|
1854 | Double truncate = -1.0;
|
---|
1855 | if (!truncate_.empty()) {
|
---|
1856 | readQuantity( q, truncate_ );
|
---|
1857 | if ( q.getUnit().empty() || q.getUnit()=="pixel" ) {
|
---|
1858 | truncate = q.getValue();
|
---|
1859 | }
|
---|
1860 | else {
|
---|
1861 | truncate = q.getValue("rad")/celly_;
|
---|
1862 | }
|
---|
1863 | }
|
---|
1864 | //convSupport_ = (truncate >= 0.0) ? (Int)(truncate+0.5) : (Int)(2*pixelJW+0.5);
|
---|
1865 | Double convSupportF = (truncate >= 0.0) ? truncate : (2*pixelJW);
|
---|
1866 | convSupport_ = (Int)convSupportF;
|
---|
1867 | convSupport_ += (((convSupportF-(Double)convSupport_) > 0.0) ? 1 : 0);
|
---|
1868 | Int convSize = convSampling_ * ( 2*convSupport_ + 2 ) ;
|
---|
1869 | convFunc.resize( convSize ) ;
|
---|
1870 | gjincFunc( convFunc, pixelGW, pixelJW, truncate ) ;
|
---|
1871 | os << LogIO::DEBUGGING
|
---|
1872 | << "convType_ = " << convType_ << endl
|
---|
1873 | << "convSupport_ = " << convSupport_ << endl
|
---|
1874 | << "truncate_ = " << truncate << "pixel" << endl
|
---|
1875 | << "gwidth_ = " << pixelGW << "pixel" << endl
|
---|
1876 | << "jwidth_ = " << pixelJW << "pixel" << LogIO::POST;
|
---|
1877 | }
|
---|
1878 | else if ( convType_ == "PB" ) {
|
---|
1879 | if ( convSupport_ < 0 )
|
---|
1880 | convSupport_ = 0 ;
|
---|
1881 | pbFunc( convFunc ) ;
|
---|
1882 | }
|
---|
1883 | else {
|
---|
1884 | throw AipsError( "Unsupported convolution function" ) ;
|
---|
1885 | }
|
---|
1886 | }
|
---|
1887 |
|
---|
1888 | string STGrid::saveData( string outfile )
|
---|
1889 | {
|
---|
1890 | LogIO os( LogOrigin("STGrid", "saveData", WHERE) ) ;
|
---|
1891 | double t0, t1 ;
|
---|
1892 | t0 = mathutil::gettimeofday_sec() ;
|
---|
1893 |
|
---|
1894 | //Int polno = 0 ;
|
---|
1895 | String outfile_ ;
|
---|
1896 | if ( outfile.size() == 0 ) {
|
---|
1897 | if ( infileList_[0].lastchar() == '/' ) {
|
---|
1898 | outfile_ = infileList_[0].substr( 0, infileList_[0].size()-1 ) ;
|
---|
1899 | }
|
---|
1900 | else {
|
---|
1901 | outfile_ = infileList_[0] ;
|
---|
1902 | }
|
---|
1903 | outfile_ += ".grid" ;
|
---|
1904 | }
|
---|
1905 | else {
|
---|
1906 | outfile_ = outfile ;
|
---|
1907 | }
|
---|
1908 | Table tab ;
|
---|
1909 | prepareTable( tab, outfile_ ) ;
|
---|
1910 | fillTable( tab ) ;
|
---|
1911 |
|
---|
1912 | t1 = mathutil::gettimeofday_sec() ;
|
---|
1913 | os << LogIO::DEBUGGING << "saveData: elapsed time is " << t1-t0 << " sec." << LogIO::POST ;
|
---|
1914 |
|
---|
1915 | return outfile_ ;
|
---|
1916 | }
|
---|
1917 |
|
---|
1918 | void STGrid::prepareTable( Table &tab, String &name )
|
---|
1919 | {
|
---|
1920 | Table t( infileList_[0], Table::Old ) ;
|
---|
1921 | t.deepCopy( name, Table::New, False, t.endianFormat(), True ) ;
|
---|
1922 | tab = Table( name, Table::Update ) ;
|
---|
1923 | // 2012/02/13 TN
|
---|
1924 | // explicitly copy subtables since no rows including subtables are
|
---|
1925 | // copied by Table::deepCopy with noRows=True
|
---|
1926 | TableCopy::copySubTables( tab, t ) ;
|
---|
1927 | }
|
---|
1928 |
|
---|
1929 | void STGrid::fillTable( Table &tab )
|
---|
1930 | {
|
---|
1931 | IPosition dshape = data_.shape() ;
|
---|
1932 | Int nrow = nx_ * ny_ * npol_ ;
|
---|
1933 | tab.rwKeywordSet().define( "nPol", npol_ ) ;
|
---|
1934 | tab.addRow( nrow ) ;
|
---|
1935 | Vector<Double> cpix( 2 ) ;
|
---|
1936 | cpix(0) = Double( nx_ - 1 ) * 0.5 ;
|
---|
1937 | cpix(1) = Double( ny_ - 1 ) * 0.5 ;
|
---|
1938 | Vector<Double> dir( 2 ) ;
|
---|
1939 | Vector<Double> pix( 2 );
|
---|
1940 | ArrayColumn<Double> directionCol( tab, "DIRECTION" ) ;
|
---|
1941 | ArrayColumn<Float> spectraCol( tab, "SPECTRA" ) ;
|
---|
1942 | ScalarColumn<uInt> polnoCol( tab, "POLNO" ) ;
|
---|
1943 | ScalarColumn<uInt> scannoCol( tab, "SCANNO" ) ;
|
---|
1944 | Int irow = 0 ;
|
---|
1945 | Vector<Float> sp( nchan_ ) ;
|
---|
1946 | Bool bsp, bdata ;
|
---|
1947 | const Float *data_p = data_.getStorage( bdata ) ;
|
---|
1948 | Float *wsp_p, *sp_p ;
|
---|
1949 | const Float *wdata_p = data_p ;
|
---|
1950 | long step = nx_ * ny_ * npol_ ;
|
---|
1951 | long offset ;
|
---|
1952 | uInt scanno = 0 ;
|
---|
1953 | for ( Int iy = 0 ; iy < ny_ ; iy++ ) {
|
---|
1954 | pix(1) = (Double)(iy);
|
---|
1955 | for ( Int ix = 0 ; ix < nx_ ; ix++ ) {
|
---|
1956 | pix(0) = (Double)(nx_-1-ix);
|
---|
1957 | dircoord_->toWorld(dir,pix);
|
---|
1958 | //os << "dir[" << ix << "," << iy << "]=" << dir << LogIO::POST;
|
---|
1959 | for ( Int ipol = 0 ; ipol < npol_ ; ipol++ ) {
|
---|
1960 | offset = ix + nx_ * (iy + ipol * ny_) ;
|
---|
1961 | //os << "offset = " << offset << LogIO::POST ;
|
---|
1962 | sp_p = sp.getStorage( bsp ) ;
|
---|
1963 | wsp_p = sp_p ;
|
---|
1964 | wdata_p = data_p + offset ;
|
---|
1965 | for ( Int ichan = 0 ; ichan < nchan_ ; ichan++ ) {
|
---|
1966 | *wsp_p = *wdata_p ;
|
---|
1967 | wsp_p++ ;
|
---|
1968 | wdata_p += step ;
|
---|
1969 | }
|
---|
1970 | sp.putStorage( sp_p, bsp ) ;
|
---|
1971 | spectraCol.put( irow, sp ) ;
|
---|
1972 | directionCol.put( irow, dir ) ;
|
---|
1973 | polnoCol.put( irow, pollist_[ipol] ) ;
|
---|
1974 | scannoCol.put( irow, scanno ) ;
|
---|
1975 | irow++ ;
|
---|
1976 | }
|
---|
1977 | scanno++ ;
|
---|
1978 | }
|
---|
1979 | }
|
---|
1980 | data_.freeStorage( data_p, bdata ) ;
|
---|
1981 |
|
---|
1982 | fillMainColumns( tab ) ;
|
---|
1983 | }
|
---|
1984 |
|
---|
1985 | void STGrid::fillMainColumns( Table &tab )
|
---|
1986 | {
|
---|
1987 | // values for fill
|
---|
1988 | //Table t( infileList_[0], Table::Old ) ;
|
---|
1989 | Table t ;
|
---|
1990 | table( t, 0 ) ;
|
---|
1991 | Table tsel = t( t.col( "IFNO" ) == (uInt)ifno_, 1 ) ;
|
---|
1992 | ROTableRow row( tsel ) ;
|
---|
1993 | row.get( 0 ) ;
|
---|
1994 | const TableRecord &rec = row.record() ;
|
---|
1995 | uInt freqId = rec.asuInt( "FREQ_ID" ) ;
|
---|
1996 | uInt molId = rec.asuInt( "MOLECULE_ID" ) ;
|
---|
1997 | uInt tcalId = rec.asuInt( "TCAL_ID" ) ;
|
---|
1998 | uInt focusId = rec.asuInt( "FOCUS_ID" ) ;
|
---|
1999 | uInt weatherId = rec.asuInt( "WEATHER_ID" ) ;
|
---|
2000 | String srcname = rec.asString( "SRCNAME" ) ;
|
---|
2001 | String fieldname = rec.asString( "FIELDNAME" ) ;
|
---|
2002 | Vector<Float> defaultTsys( 1, 1.0 ) ;
|
---|
2003 | // @todo how to set flagtra for gridded spectra?
|
---|
2004 | Vector<uChar> flagtra = rec.asArrayuChar( "FLAGTRA" ) ;
|
---|
2005 | flagtra = (uChar)0 ;
|
---|
2006 | Float opacity = rec.asFloat( "OPACITY" ) ;
|
---|
2007 | Double srcvel = rec.asDouble( "SRCVELOCITY" ) ;
|
---|
2008 | Vector<Double> srcpm = rec.asArrayDouble( "SRCPROPERMOTION" ) ;
|
---|
2009 | Vector<Double> srcdir = rec.asArrayDouble( "SRCDIRECTION" ) ;
|
---|
2010 | Vector<Double> scanrate = rec.asArrayDouble( "SCANRATE" ) ;
|
---|
2011 | Double time = rec.asDouble( "TIME" ) ;
|
---|
2012 | Double interval = rec.asDouble( "INTERVAL" ) ;
|
---|
2013 |
|
---|
2014 | // fill columns
|
---|
2015 | Int nrow = tab.nrow() ;
|
---|
2016 | ScalarColumn<uInt> ifnoCol( tab, "IFNO" ) ;
|
---|
2017 | ScalarColumn<uInt> freqIdCol( tab, "FREQ_ID" ) ;
|
---|
2018 | ScalarColumn<uInt> molIdCol( tab, "MOLECULE_ID" ) ;
|
---|
2019 | ScalarColumn<uInt> tcalidCol( tab, "TCAL_ID" ) ;
|
---|
2020 | ScalarColumn<Int> fitidCol( tab, "FIT_ID" ) ;
|
---|
2021 | ScalarColumn<uInt> focusidCol( tab, "FOCUS_ID" ) ;
|
---|
2022 | ScalarColumn<uInt> weatheridCol( tab, "WEATHER_ID" ) ;
|
---|
2023 | ArrayColumn<uChar> flagtraCol( tab, "FLAGTRA" ) ;
|
---|
2024 | ScalarColumn<uInt> rflagCol( tab, "FLAGROW" ) ;
|
---|
2025 | ArrayColumn<Float> tsysCol( tab, "TSYS" ) ;
|
---|
2026 | ScalarColumn<String> srcnameCol( tab, "SRCNAME" ) ;
|
---|
2027 | ScalarColumn<String> fieldnameCol( tab, "FIELDNAME" ) ;
|
---|
2028 | ScalarColumn<Int> srctypeCol( tab, "SRCTYPE" ) ;
|
---|
2029 | ScalarColumn<Float> opacityCol( tab, "OPACITY" ) ;
|
---|
2030 | ScalarColumn<Double> srcvelCol( tab, "SRCVELOCITY" ) ;
|
---|
2031 | ArrayColumn<Double> srcpmCol( tab, "SRCPROPERMOTION" ) ;
|
---|
2032 | ArrayColumn<Double> srcdirCol( tab, "SRCDIRECTION" ) ;
|
---|
2033 | ArrayColumn<Double> scanrateCol( tab, "SCANRATE" ) ;
|
---|
2034 | ScalarColumn<Double> timeCol( tab, "TIME" ) ;
|
---|
2035 | ScalarColumn<Double> intervalCol( tab, "INTERVAL" ) ;
|
---|
2036 | for ( Int i = 0 ; i < nrow ; i++ ) {
|
---|
2037 | ifnoCol.put( i, (uInt)ifno_ ) ;
|
---|
2038 | freqIdCol.put( i, freqId ) ;
|
---|
2039 | molIdCol.put( i, molId ) ;
|
---|
2040 | tcalidCol.put( i, tcalId ) ;
|
---|
2041 | fitidCol.put( i, -1 ) ;
|
---|
2042 | focusidCol.put( i, focusId ) ;
|
---|
2043 | weatheridCol.put( i, weatherId ) ;
|
---|
2044 | flagtraCol.put( i, flagtra ) ;
|
---|
2045 | rflagCol.put( i, 0 ) ;
|
---|
2046 | tsysCol.put( i, defaultTsys ) ;
|
---|
2047 | srcnameCol.put( i, srcname ) ;
|
---|
2048 | fieldnameCol.put( i, fieldname ) ;
|
---|
2049 | srctypeCol.put( i, (Int)SrcType::PSON ) ;
|
---|
2050 | opacityCol.put( i, opacity ) ;
|
---|
2051 | srcvelCol.put( i, srcvel ) ;
|
---|
2052 | srcpmCol.put( i, srcpm ) ;
|
---|
2053 | srcdirCol.put( i, srcdir ) ;
|
---|
2054 | scanrateCol.put( i, scanrate ) ;
|
---|
2055 | timeCol.put( i, time ) ;
|
---|
2056 | intervalCol.put( i, interval ) ;
|
---|
2057 | }
|
---|
2058 | }
|
---|
2059 |
|
---|
2060 | // STGrid2
|
---|
2061 | STGrid2::STGrid2()
|
---|
2062 | : STGrid()
|
---|
2063 | {
|
---|
2064 | }
|
---|
2065 |
|
---|
2066 | STGrid2::STGrid2( const ScantableWrapper &s )
|
---|
2067 | : STGrid()
|
---|
2068 | {
|
---|
2069 | setScantable( s ) ;
|
---|
2070 | }
|
---|
2071 |
|
---|
2072 | STGrid2::STGrid2( const vector<ScantableWrapper> &v )
|
---|
2073 | : STGrid()
|
---|
2074 | {
|
---|
2075 | setScantableList( v ) ;
|
---|
2076 | }
|
---|
2077 |
|
---|
2078 | void STGrid2::setScantable( const ScantableWrapper &s )
|
---|
2079 | {
|
---|
2080 | nfile_ = 1 ;
|
---|
2081 | dataList_.resize( nfile_ ) ;
|
---|
2082 | dataList_[0] = s ;
|
---|
2083 | infileList_.resize( nfile_ ) ;
|
---|
2084 | infileList_[0] = s.getCP()->table().tableName() ;
|
---|
2085 | }
|
---|
2086 |
|
---|
2087 | void STGrid2::setScantableList( const vector<ScantableWrapper> &v )
|
---|
2088 | {
|
---|
2089 | nfile_ = v.size() ;
|
---|
2090 | dataList_.resize( nfile_ ) ;
|
---|
2091 | infileList_.resize( nfile_ ) ;
|
---|
2092 | for ( uInt i = 0 ; i < nfile_ ; i++ ) {
|
---|
2093 | dataList_[i] = v[i] ;
|
---|
2094 | infileList_[i] = v[i].getCP()->table().tableName() ;
|
---|
2095 | }
|
---|
2096 | }
|
---|
2097 |
|
---|
2098 | ScantableWrapper STGrid2::getResultAsScantable( int tp )
|
---|
2099 | {
|
---|
2100 | Table::TableType ttype = (tp==0) ? Table::Memory : Table::Plain ;
|
---|
2101 | ScantableWrapper sw( ttype ) ;
|
---|
2102 | CountedPtr<Scantable> s = sw.getCP() ;
|
---|
2103 | s->setHeader( dataList_[0].getCP()->getHeader() ) ;
|
---|
2104 | Table tout, tin ;
|
---|
2105 | String subt[] = { "FREQUENCIES", "FOCUS", "WEATHER",
|
---|
2106 | "TCAL", "MOLECULES", "HISTORY", "FIT" } ;
|
---|
2107 | for ( uInt i = 0 ; i < 7 ; i++ ) {
|
---|
2108 | tout = s->table().rwKeywordSet().asTable(subt[i]) ;
|
---|
2109 | tin = dataList_[0].getCP()->table().rwKeywordSet().asTable(subt[i]) ;
|
---|
2110 | TableCopy::copyRows( tout, tin ) ;
|
---|
2111 | }
|
---|
2112 | fillTable( s->table() ) ;
|
---|
2113 | return sw ;
|
---|
2114 | }
|
---|
2115 |
|
---|
2116 | void STGrid2::table( Table &tab, uInt i )
|
---|
2117 | {
|
---|
2118 | if ( i < nfile_ )
|
---|
2119 | tab = dataList_[i].getCP()->table() ;
|
---|
2120 | }
|
---|
2121 |
|
---|
2122 | }
|
---|