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source: XIOS3/trunk/src/io/nc4_data_output.cpp @ 2385

Last change on this file since 2385 was 2385, checked in by jderouillat, 2 years ago
Move in a new method of CLocalView the management of a without redundancy full view connector (used in hash computation of elements)
Property copyright set to Software name : XIOS (Xml I/O Server) http://forge.ipsl.jussieu.fr/ioserver Creation date : January 2009 Licence : CeCCIL version2 see license file in root directory : Licence_CeCILL_V2-en.txt or http://www.cecill.info/licences/Licence_CeCILL_V2-en.html Holder : CEA/LSCE (Laboratoire des Sciences du CLimat et de l'Environnement) CNRS/IPSL (Institut Pierre Simon Laplace) Project Manager : Yann Meurdesoif yann.meurdesoif@cea.fr Property svn:executable set to ``*
File size: 126.7 KB

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1	#include "nc4_data_output.hpp"
2
3	#include "attribute_template.hpp"
4	#include "group_template.hpp"
5
6	#include "file.hpp"
7	#include "calendar.hpp"
8	#include "context.hpp"
9	#include "context_server.hpp"
10	#include "netCdfException.hpp"
11	#include "exception.hpp"
12	#include "timer.hpp"
13	#include "uuid.hpp"
14	namespace xios
15	{
16	/// ////////////////////// Dfinitions ////////////////////// ///
17	CNc4DataOutput::CNc4DataOutput
18	(CFile* file, const StdString & filename, bool exist)
19	: SuperClass()
20	, SuperClassWriter(filename, exist)
21	, filename(filename)
22	, file(file),hasTimeInstant(false),hasTimeCentered(false), timeCounterType(none), relElements_()
23	{
24	SuperClass::type = MULTI_FILE;
25	compressionLevel= file->compression_level.isEmpty() ? 0 :file->compression_level ;
26	}
27
28	CNc4DataOutput::CNc4DataOutput
29	(CFile* file, const StdString & filename, bool exist, bool useClassicFormat, bool useCFConvention,
30	MPI_Comm comm_file, bool multifile, bool isCollective, const StdString& timeCounterName)
31	: SuperClass()
32	, SuperClassWriter(filename, exist, useClassicFormat, useCFConvention, &comm_file, multifile, timeCounterName)
33	, comm_file(comm_file)
34	, filename(filename)
35	, isCollective(isCollective)
36	, file(file),hasTimeInstant(false),hasTimeCentered(false), timeCounterType(none), relElements_()
37	{
38	SuperClass::type = (multifile) ? MULTI_FILE : ONE_FILE;
39	if (file==NULL) compressionLevel = 0 ;
40	else compressionLevel= file->compression_level.isEmpty() ? 0 :file->compression_level ;
41	}
42
43	CNc4DataOutput::~CNc4DataOutput(void)
44	{ /* Ne rien faire de plus */ }
45
46	///--------------------------------------------------------------
47
48	const StdString & CNc4DataOutput::getFileName(void) const
49	{
50	return (this->filename);
51	}
52
53	//---------------------------------------------------------------
54
55	void CNc4DataOutput::writeDomain_(CDomain* domain)
56	TRY
57	{
58	StdString lonName,latName ;
59
60	if (domain->type == CDomain::type_attr::unstructured)
61	{
62	if (SuperClassWriter::useCFConvention)
63	writeUnstructuredDomain(domain) ;
64	else
65	writeUnstructuredDomainUgrid(domain) ;
66	return ;
67	}
68
69	CContext* context = CContext::getCurrent() ;
70	if (domain->IsWritten(this->filename)) return;
71	domain->checkAttributes();
72
73	if (domain->isEmpty())
74	if (SuperClass::type==MULTI_FILE) return;
75
76
77	// Check that the name associated to the current element is not in conflict with an existing element (due to CGrid::duplicateSentGrid)
78	if (!domain->lonvalue.isEmpty() )
79	{
80	int globalSize = domain->ni_glo.getValue()*domain->nj_glo.getValue();
81	CArray<size_t,1> globalIndex; // No redundancy globalIndex will be computed with the connector
82	shared_ptr<CGridTransformConnector> gridTransformConnector;
83	// Compute a without redundancy element FULL view to enable a consistent hash computation
84	domain->getLocalView(CElementView::FULL)->createWithoutRedundancyFullViewConnector( globalSize, comm_file, gridTransformConnector, globalIndex );
85	int localSize = globalIndex.numElements();
86
87	CArray<double,1> lon_distributedValue, lat_distributedValue ;
88	gridTransformConnector->transfer(domain->lonvalue, lon_distributedValue );
89	gridTransformConnector->transfer(domain->latvalue, lat_distributedValue );
90
91	// Compute the distributed hash (v0) of the element
92	// it will be associated to the default element name (= map key), and to the name really written
93	int localHash = 0;
94	for (int iloc=0; iloc<localSize ; iloc++ ) localHash+=globalIndex(iloc)lon_distributedValue(iloc)lat_distributedValue(iloc);
95	int globalHash(0);
96	MPI_Allreduce( &localHash, &globalHash, 1, MPI_INT, MPI_SUM, comm_file );
97
98	StdString defaultNameKey = domain->getDomainOutputName();
99	if ( !relDomains_.count ( defaultNameKey ) )
100	{
101	// if defaultNameKey not in the map, write the element such as it is defined
102	relDomains_.insert( make_pair( defaultNameKey, make_pair(globalHash, domain) ) );
103	}
104	else // look if a hash associated this key is equal
105	{
106	bool elementIsInMap(false);
107	auto defaultNameKeyElements = relDomains_.equal_range( defaultNameKey );
108	for (auto it = defaultNameKeyElements.first; it != defaultNameKeyElements.second; it++)
109	{
110	if ( it->second.first == globalHash )
111	{
112	// if yes, associate the same ids to current element
113	domain->name = it->second.second->getDomainOutputName();
114	domain->lon_name = it->second.second->lon_name;
115	domain->lat_name = it->second.second->lat_name;
116	elementIsInMap = true;
117	}
118	}
119	// if no : inheritance has been excessive, define new names and store it (could be used by another grid)
120	if (!elementIsInMap) // ! in MAP
121	{
122	domain->name = domain->getId();
123	domain->lon_name = "lon_"+domain->getId();
124	domain->lat_name = "lat_"+domain->getId();
125	relDomains_.insert( make_pair( defaultNameKey, make_pair(globalHash, domain) ) ) ;
126	}
127	}
128	}
129
130
131	std::vector<StdString> dim0, dim1;
132	StdString domid = domain->getDomainOutputName();
133	StdString appendDomid = (singleDomain) ? "" : "_"+domid ;
134	if (isWrittenDomain(domid)) return ;
135	else setWrittenDomain(domid);
136
137	int nvertex = (domain->nvertex.isEmpty()) ? 0 : domain->nvertex;
138
139
140	StdString dimXid, dimYid ;
141
142	nc_type typePrec ;
143	if (domain->prec.isEmpty()) typePrec = NC_FLOAT ;
144	else if (domain->prec==4) typePrec = NC_FLOAT ;
145	else if (domain->prec==8) typePrec = NC_DOUBLE ;
146
147	bool isRegularDomain = (domain->type == CDomain::type_attr::rectilinear);
148	switch (domain->type)
149	{
150	case CDomain::type_attr::curvilinear :
151
152	if (domain->lon_name.isEmpty()) lonName = "nav_lon";
153	else lonName = domain->lon_name;
154
155	if (domain->lat_name.isEmpty()) latName = "nav_lat";
156	else latName = domain->lat_name;
157
158	if (domain->dim_i_name.isEmpty()) dimXid=StdString("x").append(appendDomid);
159	else dimXid=domain->dim_i_name.getValue() + appendDomid;
160
161	if (domain->dim_j_name.isEmpty()) dimYid=StdString("y").append(appendDomid);
162	else dimYid=domain->dim_j_name.getValue() + appendDomid;
163
164	break ;
165
166	case CDomain::type_attr::rectilinear :
167
168	if (domain->lon_name.isEmpty())
169	{
170	if (domain->dim_i_name.isEmpty())
171	lonName = "lon";
172	else
173	lonName = domain->dim_i_name.getValue();
174	}
175	else lonName = domain->lon_name;
176
177	if (domain->lat_name.isEmpty())
178	{
179	if (domain->dim_j_name.isEmpty())
180	latName = "lat";
181	else
182	latName = domain->dim_j_name.getValue();
183	}
184	else latName = domain->lat_name;
185
186	if (domain->dim_i_name.isEmpty()) dimXid = lonName+appendDomid;
187	else dimXid = domain->dim_i_name.getValue()+appendDomid;
188
189	if (domain->dim_j_name.isEmpty()) dimYid = latName+appendDomid;
190	else dimYid = domain->dim_j_name.getValue()+appendDomid;
191	break;
192	}
193
194	StdString dimVertId = StdString("nvertex").append(appendDomid);
195
196	string lonid,latid,bounds_lonid,bounds_latid ;
197	string areaId = "area" + appendDomid;
198
199	try
200	{
201	switch (SuperClass::type)
202	{
203	case (MULTI_FILE) :
204	{
205	switch (domain->type)
206	{
207	case CDomain::type_attr::curvilinear :
208	dim0.push_back(dimYid); dim0.push_back(dimXid);
209	lonid = lonName+appendDomid;
210	latid = latName+appendDomid;
211	break ;
212	case CDomain::type_attr::rectilinear :
213	lonid = lonName+appendDomid;
214	latid = latName+appendDomid;
215	dim0.push_back(dimYid);
216	dim1.push_back(dimXid);
217	break;
218	}
219	if (!domain->bounds_lon_name.isEmpty()) bounds_lonid = domain->bounds_lon_name;
220	else bounds_lonid = "bounds_"+lonName+appendDomid;
221	if (!domain->bounds_lat_name.isEmpty()) bounds_latid = domain->bounds_lat_name;
222	else bounds_latid = "bounds_"+latName+appendDomid;
223
224	SuperClassWriter::addDimension(dimXid, domain->ni);
225	SuperClassWriter::addDimension(dimYid, domain->nj);
226
227	if (domain->hasBounds)
228	SuperClassWriter::addDimension(dimVertId, domain->nvertex);
229
230	if (context->intraCommSize_ > 1)
231	{
232	this->writeLocalAttributes(domain->ibegin,
233	domain->ni,
234	domain->jbegin,
235	domain->nj,
236	appendDomid);
237
238	if (singleDomain)
239	this->writeLocalAttributes_IOIPSL(dimXid, dimYid,
240	domain->ibegin,
241	domain->ni,
242	domain->jbegin,
243	domain->nj,
244	domain->ni_glo,domain->nj_glo,
245	context->intraCommRank_,context->intraCommSize_);
246	}
247
248	if (domain->hasLonLat)
249	{
250	switch (domain->type)
251	{
252	case CDomain::type_attr::curvilinear :
253	SuperClassWriter::addVariable(latid, typePrec, dim0, compressionLevel);
254	SuperClassWriter::addVariable(lonid, typePrec, dim0, compressionLevel);
255	break ;
256	case CDomain::type_attr::rectilinear :
257	SuperClassWriter::addVariable(latid, typePrec, dim0, compressionLevel);
258	SuperClassWriter::addVariable(lonid, typePrec, dim1, compressionLevel);
259	break ;
260	}
261
262	this->writeAxisAttributes(lonid, isRegularDomain ? "X" : "", "longitude", "Longitude", "degrees_east", domid);
263	this->writeAxisAttributes(latid, isRegularDomain ? "Y" : "", "latitude", "Latitude", "degrees_north", domid);
264
265	if (domain->hasBounds)
266	{
267	SuperClassWriter::addAttribute("bounds", bounds_lonid, &lonid);
268	SuperClassWriter::addAttribute("bounds", bounds_latid, &latid);
269
270	dim0.clear();
271	dim0.push_back(dimYid);
272	dim0.push_back(dimXid);
273	dim0.push_back(dimVertId);
274	SuperClassWriter::addVariable(bounds_lonid, typePrec, dim0, compressionLevel);
275	SuperClassWriter::addVariable(bounds_latid, typePrec, dim0, compressionLevel);
276	}
277	}
278
279	dim0.clear();
280	dim0.push_back(dimYid);
281	dim0.push_back(dimXid);
282
283	if (domain->hasArea)
284	{
285	SuperClassWriter::addVariable(areaId, typePrec, dim0, compressionLevel);
286	SuperClassWriter::addAttribute("standard_name", StdString("cell_area"), &areaId);
287	SuperClassWriter::addAttribute("units", StdString("m2"), &areaId);
288	}
289
290	SuperClassWriter::definition_end();
291
292	if (domain->hasLonLat)
293	{
294	switch (domain->type)
295	{
296	case CDomain::type_attr::curvilinear :
297	SuperClassWriter::writeData(domain->latvalue, latid, isCollective, 0);
298	SuperClassWriter::writeData(domain->lonvalue, lonid, isCollective, 0);
299	break;
300	case CDomain::type_attr::rectilinear :
301	CArray<double,1> lat = domain->latvalue(Range(fromStart,toEnd,domain->ni)) ;
302	SuperClassWriter::writeData(CArray<double,1>(lat.copy()), latid, isCollective, 0);
303	CArray<double,1> lon = domain->lonvalue(Range(0,domain->ni-1)) ;
304	SuperClassWriter::writeData(CArray<double,1>(lon.copy()), lonid, isCollective, 0);
305	break;
306	}
307
308	if (domain->hasBounds)
309	{
310	SuperClassWriter::writeData(domain->bounds_lonvalue, bounds_lonid, isCollective, 0);
311	SuperClassWriter::writeData(domain->bounds_latvalue, bounds_latid, isCollective, 0);
312	}
313	}
314
315	if (domain->hasArea)
316	{
317	SuperClassWriter::writeData(domain->areavalue, areaId, isCollective, 0);
318	}
319
320	SuperClassWriter::definition_start();
321
322	break;
323	}
324	case (ONE_FILE) :
325	{
326	SuperClassWriter::addDimension(dimXid, domain->ni_glo);
327	SuperClassWriter::addDimension(dimYid, domain->nj_glo);
328
329	if (domain->hasBounds)
330	SuperClassWriter::addDimension(dimVertId, domain->nvertex);
331
332	if (domain->hasLonLat)
333	{
334	switch (domain->type)
335	{
336	case CDomain::type_attr::curvilinear :
337	dim0.push_back(dimYid); dim0.push_back(dimXid);
338	lonid = lonName+appendDomid;
339	latid = latName+appendDomid;
340	SuperClassWriter::addVariable(latid, typePrec, dim0, compressionLevel);
341	SuperClassWriter::addVariable(lonid, typePrec, dim0, compressionLevel);
342	break;
343
344	case CDomain::type_attr::rectilinear :
345	dim0.push_back(dimYid);
346	dim1.push_back(dimXid);
347	lonid = lonName+appendDomid;
348	latid = latName+appendDomid;
349	SuperClassWriter::addVariable(latid, typePrec, dim0, compressionLevel);
350	SuperClassWriter::addVariable(lonid, typePrec, dim1, compressionLevel);
351	break;
352	}
353	if (!domain->bounds_lon_name.isEmpty()) bounds_lonid = domain->bounds_lon_name;
354	else bounds_lonid = "bounds_"+lonName+appendDomid;
355	if (!domain->bounds_lat_name.isEmpty()) bounds_latid = domain->bounds_lat_name;
356	else bounds_latid = "bounds_"+latName+appendDomid;
357
358	this->writeAxisAttributes
359	(lonid, isRegularDomain ? "X" : "", "longitude", "Longitude", "degrees_east", domid);
360	this->writeAxisAttributes
361	(latid, isRegularDomain ? "Y" : "", "latitude", "Latitude", "degrees_north", domid);
362
363	if (domain->hasBounds)
364	{
365	SuperClassWriter::addAttribute("bounds", bounds_lonid, &lonid);
366	SuperClassWriter::addAttribute("bounds", bounds_latid, &latid);
367
368	dim0.clear();
369	dim0.push_back(dimYid);
370	dim0.push_back(dimXid);
371	dim0.push_back(dimVertId);
372	SuperClassWriter::addVariable(bounds_lonid, typePrec, dim0, compressionLevel);
373	SuperClassWriter::addVariable(bounds_latid, typePrec, dim0, compressionLevel);
374	}
375	}
376
377	if (domain->hasArea)
378	{
379	dim0.clear();
380	dim0.push_back(dimYid); dim0.push_back(dimXid);
381	SuperClassWriter::addVariable(areaId, typePrec, dim0, compressionLevel);
382	SuperClassWriter::addAttribute("standard_name", StdString("cell_area"), &areaId);
383	SuperClassWriter::addAttribute("units", StdString("m2"), &areaId);
384	dim0.clear();
385	}
386
387	SuperClassWriter::definition_end();
388
389	switch (domain->type)
390	{
391	case CDomain::type_attr::curvilinear :
392	{
393	std::vector<StdSize> start(2) ;
394	std::vector<StdSize> count(2) ;
395	start[1]=domain->ibegin;
396	start[0]=domain->jbegin;
397	count[1]=domain->ni ; count[0]=domain->nj ;
398
399	if (domain->hasLonLat)
400	{
401	SuperClassWriter::writeData(domain->latvalue, latid, isCollective, 0,&start,&count);
402	SuperClassWriter::writeData(domain->lonvalue, lonid, isCollective, 0,&start,&count);
403	}
404	break;
405	}
406	case CDomain::type_attr::rectilinear :
407	{
408	if (domain->hasLonLat)
409	{
410	std::vector<StdSize> start(1) ;
411	std::vector<StdSize> count(1) ;
412
413	start[0]=domain->jbegin;
414	count[0]=domain->nj;
415	CArray<double,1> lat = domain->latvalue(Range(fromStart,toEnd,domain->ni));
416	SuperClassWriter::writeData(CArray<double,1>(lat.copy()), latid, isCollective, 0,&start,&count);
417
418	start[0]=domain->ibegin;
419	count[0]=domain->ni;
420	CArray<double,1> lon = domain->lonvalue(Range(0,domain->ni-1));
421	SuperClassWriter::writeData(CArray<double,1>(lon.copy()), lonid, isCollective, 0,&start,&count);
422	}
423	break;
424	}
425	}
426
427	if (domain->hasBounds)
428	{
429	std::vector<StdSize> start(3);
430	std::vector<StdSize> count(3);
431	if (domain->isEmpty())
432	{
433	start[2] = start[1] = start[0] = 0;
434	count[2] = count[1] = count[0] = 0;
435	}
436	else
437	{
438	start[2] = 0;
439	start[1] = domain->ibegin;
440	start[0] = domain->jbegin;
441	count[2] = domain->nvertex;
442	count[1] = domain->ni;
443	count[0] = domain->nj;
444	}
445
446	SuperClassWriter::writeData(domain->bounds_lonvalue, bounds_lonid, isCollective, 0, &start, &count); // will probably not working for rectilinear
447	SuperClassWriter::writeData(domain->bounds_latvalue, bounds_latid, isCollective, 0, &start, &count);
448	}
449
450	if (domain->hasArea)
451	{
452	std::vector<StdSize> start(2);
453	std::vector<StdSize> count(2);
454
455	start[1] = domain->ibegin;
456	start[0] = domain->jbegin;
457	count[1] = domain->ni;
458	count[0] = domain->nj;
459
460	SuperClassWriter::writeData(domain->areavalue, areaId, isCollective, 0, &start, &count);
461	}
462
463	SuperClassWriter::definition_start();
464	break;
465	}
466	default :
467	ERROR("CNc4DataOutput::writeDomain(domain)",
468	<< "[ type = " << SuperClass::type << "]"
469	<< " not implemented yet !");
470	}
471	}
472	catch (CNetCdfException& e)
473	{
474	StdString msg("On writing the domain : ");
475	msg.append(domid); msg.append("\n");
476	msg.append("In the context : ");
477	msg.append(context->getId()); msg.append("\n");
478	msg.append(e.what());
479	ERROR("CNc4DataOutput::writeDomain_(CDomain* domain)", << msg);
480	}
481
482	domain->addRelFile(this->filename);
483	}
484	CATCH
485
486	//--------------------------------------------------------------
487
488	void CNc4DataOutput::writeUnstructuredDomainUgrid(CDomain* domain)
489	{
490	CContext* context = CContext::getCurrent() ;
491
492	if (domain->IsWritten(this->filename)) return;
493
494	StdString domid = domain->getDomainOutputName();
495
496	// The first domain for the same mesh that will be written is that with the highest value of nvertex.
497	// Thus the entire mesh connectivity will be generated at once.
498	if (isWrittenDomain(domid)) return ;
499	else setWrittenDomain(domid);
500
501	domain->checkAttributes();
502	if (domain->isEmpty())
503	if (SuperClass::type==MULTI_FILE) return ;
504
505	nc_type typePrec ;
506	if (domain->prec.isEmpty()) typePrec = NC_FLOAT ;
507	else if (domain->prec==4) typePrec = NC_FLOAT ;
508	else if (domain->prec==8) typePrec = NC_DOUBLE ;
509
510	std::vector<StdString> dim0;
511	StdString domainName = domain->name;
512	domain->assignMesh(domainName, domain->nvertex);
513	domain->mesh->createMeshEpsilon(context->intraComm_, domain->lonvalue, domain->latvalue, domain->bounds_lonvalue, domain->bounds_latvalue);
514
515	StdString node_x = domainName + "_node_x";
516	StdString node_y = domainName + "_node_y";
517
518	StdString edge_x = domainName + "_edge_x";
519	StdString edge_y = domainName + "_edge_y";
520	StdString edge_nodes = domainName + "_edge_nodes";
521
522	StdString face_x = domainName + "_face_x";
523	StdString face_y = domainName + "_face_y";
524	StdString face_nodes = domainName + "_face_nodes";
525	StdString face_edges = domainName + "_face_edges";
526	StdString edge_faces = domainName + "_edge_face_links";
527	StdString face_faces = domainName + "_face_links";
528
529	StdString dimNode = "n" + domainName + "_node";
530	StdString dimEdge = "n" + domainName + "_edge";
531	StdString dimFace = "n" + domainName + "_face";
532	StdString dimVertex = "n" + domainName + "_vertex";
533	StdString dimTwo = "Two";
534
535	if (!SuperClassWriter::dimExist(dimTwo)) SuperClassWriter::addDimension(dimTwo, 2);
536	dim0.clear();
537	SuperClassWriter::addVariable(domainName, NC_INT, dim0, compressionLevel);
538	SuperClassWriter::addAttribute("cf_role", StdString("mesh_topology"), &domainName);
539	SuperClassWriter::addAttribute("long_name", StdString("Topology data of 2D unstructured mesh"), &domainName);
540	SuperClassWriter::addAttribute("topology_dimension", 2, &domainName);
541	SuperClassWriter::addAttribute("node_coordinates", node_x + " " + node_y, &domainName);
542
543	try
544	{
545	switch (SuperClass::type)
546	{
547	case (ONE_FILE) :
548	{
549	// Adding nodes
550	if (domain->nvertex == 1)
551	{
552	if (!SuperClassWriter::varExist(node_x) \|\| !SuperClassWriter::varExist(node_y))
553	{
554	SuperClassWriter::addDimension(dimNode, domain->ni_glo);
555	dim0.clear();
556	dim0.push_back(dimNode);
557	SuperClassWriter::addVariable(node_x, typePrec, dim0, compressionLevel);
558	SuperClassWriter::addAttribute("standard_name", StdString("longitude"), &node_x);
559	SuperClassWriter::addAttribute("long_name", StdString("Longitude of mesh nodes."), &node_x);
560	SuperClassWriter::addAttribute("units", StdString("degrees_east"), &node_x);
561	SuperClassWriter::addVariable(node_y, typePrec, dim0, compressionLevel);
562	SuperClassWriter::addAttribute("standard_name", StdString("latitude"), &node_y);
563	SuperClassWriter::addAttribute("long_name", StdString("Latitude of mesh nodes."), &node_y);
564	SuperClassWriter::addAttribute("units", StdString("degrees_north"), &node_y);
565	}
566	} // domain->nvertex == 1
567
568	// Adding edges and nodes, if nodes have not been defined previously
569	if (domain->nvertex == 2)
570	{
571	if (!SuperClassWriter::varExist(node_x) \|\| !SuperClassWriter::varExist(node_y))
572	{
573	SuperClassWriter::addDimension(dimNode, domain->mesh->nbNodesGlo);
574	dim0.clear();
575	dim0.push_back(dimNode);
576	SuperClassWriter::addVariable(node_x, typePrec, dim0, compressionLevel);
577	SuperClassWriter::addAttribute("standard_name", StdString("longitude"), &node_x);
578	SuperClassWriter::addAttribute("long_name", StdString("Longitude of mesh nodes."), &node_x);
579	SuperClassWriter::addAttribute("units", StdString("degrees_east"), &node_x);
580	SuperClassWriter::addVariable(node_y, typePrec, dim0, compressionLevel);
581	SuperClassWriter::addAttribute("standard_name", StdString("latitude"), &node_y);
582	SuperClassWriter::addAttribute("long_name", StdString("Latitude of mesh nodes."), &node_y);
583	SuperClassWriter::addAttribute("units", StdString("degrees_north"), &node_y);
584	}
585	SuperClassWriter::addAttribute("edge_node_connectivity", edge_nodes, &domainName);
586	SuperClassWriter::addAttribute("edge_coordinates", edge_x + " " + edge_y, &domainName);
587	SuperClassWriter::addDimension(dimEdge, domain->ni_glo);
588	dim0.clear();
589	dim0.push_back(dimEdge);
590	SuperClassWriter::addVariable(edge_x, typePrec, dim0, compressionLevel);
591	SuperClassWriter::addAttribute("standard_name", StdString("longitude"), &edge_x);
592	SuperClassWriter::addAttribute("long_name", StdString("Characteristic longitude of mesh edges."), &edge_x);
593	SuperClassWriter::addAttribute("units", StdString("degrees_east"), &edge_x);
594	SuperClassWriter::addVariable(edge_y, typePrec, dim0, compressionLevel);
595	SuperClassWriter::addAttribute("standard_name", StdString("latitude"), &edge_y);
596	SuperClassWriter::addAttribute("long_name", StdString("Characteristic latitude of mesh edges."), &edge_y);
597	SuperClassWriter::addAttribute("units", StdString("degrees_north"), &edge_y);
598	dim0.clear();
599	dim0.push_back(dimEdge);
600	dim0.push_back(dimTwo);
601	SuperClassWriter::addVariable(edge_nodes, NC_INT, dim0, compressionLevel);
602	SuperClassWriter::addAttribute("cf_role", StdString("edge_node_connectivity"), &edge_nodes);
603	SuperClassWriter::addAttribute("long_name", StdString("Maps every edge/link to two nodes that it connects."), &edge_nodes);
604	SuperClassWriter::addAttribute("start_index", 0, &edge_nodes);
605	} // domain->nvertex == 2
606
607	// Adding faces, edges, and nodes, if edges and nodes have not been defined previously
608	if (domain->nvertex > 2)
609	{
610	// Nodes
611	if (!SuperClassWriter::varExist(node_x) \|\| !SuperClassWriter::varExist(node_y))
612	{
613	SuperClassWriter::addDimension(dimNode, domain->mesh->nbNodesGlo);
614	dim0.clear();
615	dim0.push_back(dimNode);
616	SuperClassWriter::addVariable(node_x, typePrec, dim0, compressionLevel);
617	SuperClassWriter::addAttribute("standard_name", StdString("longitude"), &node_x);
618	SuperClassWriter::addAttribute("long_name", StdString("Longitude of mesh nodes."), &node_x);
619	SuperClassWriter::addAttribute("units", StdString("degrees_east"), &node_x);
620	SuperClassWriter::addVariable(node_y, typePrec, dim0, compressionLevel);
621	SuperClassWriter::addAttribute("standard_name", StdString("latitude"), &node_y);
622	SuperClassWriter::addAttribute("long_name", StdString("Latitude of mesh nodes."), &node_y);
623	SuperClassWriter::addAttribute("units", StdString("degrees_north"), &node_y);
624	}
625	if (!SuperClassWriter::varExist(edge_x) \|\| !SuperClassWriter::varExist(edge_y))
626	{
627	SuperClassWriter::addAttribute("edge_coordinates", edge_x + " " + edge_y, &domainName);
628	SuperClassWriter::addAttribute("edge_node_connectivity", edge_nodes, &domainName);
629	SuperClassWriter::addDimension(dimEdge, domain->mesh->nbEdgesGlo);
630	dim0.clear();
631	dim0.push_back(dimEdge);
632	SuperClassWriter::addVariable(edge_x, typePrec, dim0, compressionLevel);
633	SuperClassWriter::addAttribute("standard_name", StdString("longitude"), &edge_x);
634	SuperClassWriter::addAttribute("long_name", StdString("Characteristic longitude of mesh edges."), &edge_x);
635	SuperClassWriter::addAttribute("units", StdString("degrees_east"), &edge_x);
636	SuperClassWriter::addVariable(edge_y, typePrec, dim0, compressionLevel);
637	SuperClassWriter::addAttribute("standard_name", StdString("latitude"), &edge_y);
638	SuperClassWriter::addAttribute("long_name", StdString("Characteristic latitude of mesh edges."), &edge_y);
639	SuperClassWriter::addAttribute("units", StdString("degrees_north"), &edge_y);
640	dim0.clear();
641	dim0.push_back(dimEdge);
642	dim0.push_back(dimTwo);
643	SuperClassWriter::addVariable(edge_nodes, NC_INT, dim0, compressionLevel);
644	SuperClassWriter::addAttribute("cf_role", StdString("edge_node_connectivity"), &edge_nodes);
645	SuperClassWriter::addAttribute("long_name", StdString("Maps every edge/link to two nodes that it connects."), &edge_nodes);
646	SuperClassWriter::addAttribute("start_index", 0, &edge_nodes);
647	}
648	SuperClassWriter::addAttribute("face_coordinates", face_x + " " + face_y, &domainName);
649	SuperClassWriter::addAttribute("face_node_connectivity", face_nodes, &domainName);
650	SuperClassWriter::addDimension(dimFace, domain->ni_glo);
651	SuperClassWriter::addDimension(dimVertex, domain->nvertex);
652	dim0.clear();
653	dim0.push_back(dimFace);
654	SuperClassWriter::addVariable(face_x, typePrec, dim0, compressionLevel);
655	SuperClassWriter::addAttribute("standard_name", StdString("longitude"), &face_x);
656	SuperClassWriter::addAttribute("long_name", StdString("Characteristic longitude of mesh faces."), &face_x);
657	SuperClassWriter::addAttribute("units", StdString("degrees_east"), &face_x);
658	SuperClassWriter::addVariable(face_y, typePrec, dim0, compressionLevel);
659	SuperClassWriter::addAttribute("standard_name", StdString("latitude"), &face_y);
660	SuperClassWriter::addAttribute("long_name", StdString("Characteristic latitude of mesh faces."), &face_y);
661	SuperClassWriter::addAttribute("units", StdString("degrees_north"), &face_y);
662	dim0.clear();
663	dim0.push_back(dimFace);
664	dim0.push_back(dimVertex);
665	SuperClassWriter::addVariable(face_nodes, NC_INT, dim0, compressionLevel);
666	SuperClassWriter::addAttribute("cf_role", StdString("face_node_connectivity"), &face_nodes);
667	SuperClassWriter::addAttribute("long_name", StdString("Maps every face to its corner nodes."), &face_nodes);
668	SuperClassWriter::addAttribute("start_index", 0, &face_nodes);
669	dim0.clear();
670	dim0.push_back(dimFace);
671	dim0.push_back(dimVertex);
672	SuperClassWriter::addVariable(face_edges, NC_INT, dim0, compressionLevel);
673	SuperClassWriter::addAttribute("cf_role", StdString("face_edge_connectivity"), &face_edges);
674	SuperClassWriter::addAttribute("long_name", StdString("Maps every face to its edges."), &face_edges);
675	SuperClassWriter::addAttribute("start_index", 0, &face_edges);
676	SuperClassWriter::addAttribute("_FillValue", 999999, &face_edges);
677	dim0.clear();
678	dim0.push_back(dimEdge);
679	dim0.push_back(dimTwo);
680	SuperClassWriter::addVariable(edge_faces, NC_INT, dim0, compressionLevel);
681	SuperClassWriter::addAttribute("cf_role", StdString("edge_face connectivity"), &edge_faces);
682	SuperClassWriter::addAttribute("long_name", StdString("neighbor faces for edges"), &edge_faces);
683	SuperClassWriter::addAttribute("start_index", 0, &edge_faces);
684	SuperClassWriter::addAttribute("_FillValue", -999, &edge_faces);
685	SuperClassWriter::addAttribute("comment", StdString("missing neighbor faces are indicated using _FillValue"), &edge_faces);
686	dim0.clear();
687	dim0.push_back(dimFace);
688	dim0.push_back(dimVertex);
689	SuperClassWriter::addVariable(face_faces, NC_INT, dim0, compressionLevel);
690	SuperClassWriter::addAttribute("cf_role", StdString("face_face connectivity"), &face_faces);
691	SuperClassWriter::addAttribute("long_name", StdString("Indicates which other faces neighbor each face"), &face_faces);
692	SuperClassWriter::addAttribute("start_index", 0, &face_faces);
693	SuperClassWriter::addAttribute("_FillValue", 999999, &face_faces);
694	SuperClassWriter::addAttribute("flag_values", -1, &face_faces);
695	SuperClassWriter::addAttribute("flag_meanings", StdString("out_of_mesh"), &face_faces);
696	} // domain->nvertex > 2
697
698	SuperClassWriter::definition_end();
699
700	std::vector<StdSize> startEdges(1) ;
701	std::vector<StdSize> countEdges(1) ;
702	std::vector<StdSize> startNodes(1) ;
703	std::vector<StdSize> countNodes(1) ;
704	std::vector<StdSize> startFaces(1) ;
705	std::vector<StdSize> countFaces(1) ;
706	std::vector<StdSize> startEdgeNodes(2) ;
707	std::vector<StdSize> countEdgeNodes(2) ;
708	std::vector<StdSize> startEdgeFaces(2) ;
709	std::vector<StdSize> countEdgeFaces(2) ;
710	std::vector<StdSize> startFaceConctv(2) ;
711	std::vector<StdSize> countFaceConctv(2) ;
712
713	if (domain->nvertex == 1)
714	{
715	if (domain->isEmpty())
716	{
717	startNodes[0]=0 ;
718	countNodes[0]=0 ;
719	}
720	else
721	{
722	startNodes[0] = domain->ibegin;
723	countNodes[0] = domain->ni ;
724	}
725
726	SuperClassWriter::writeData(domain->mesh->node_lat, node_y, isCollective, 0, &startNodes, &countNodes);
727	SuperClassWriter::writeData(domain->mesh->node_lon, node_x, isCollective, 0, &startNodes, &countNodes);
728	}
729	else if (domain->nvertex == 2)
730	{
731	if (domain->isEmpty())
732	{
733	startEdges[0]=0 ;
734	countEdges[0]=0 ;
735	startNodes[0]=0 ;
736	countNodes[0]=0 ;
737	startEdgeNodes[0]=0;
738	startEdgeNodes[1]=0;
739	countEdgeNodes[0]=0;
740	countEdgeNodes[1]=0;
741
742	}
743	else
744	{
745	startEdges[0] = domain->ibegin;
746	countEdges[0] = domain->ni;
747	startNodes[0] = domain->mesh->node_start;
748	countNodes[0] = domain->mesh->node_count;
749	startEdgeNodes[0] = domain->ibegin;
750	startEdgeNodes[1] = 0;
751	countEdgeNodes[0] = domain->ni;
752	countEdgeNodes[1] = 2;
753	}
754	SuperClassWriter::writeData(domain->mesh->node_lat, node_y, isCollective, 0, &startNodes, &countNodes);
755	SuperClassWriter::writeData(domain->mesh->node_lon, node_x, isCollective, 0, &startNodes, &countNodes);
756	SuperClassWriter::writeData(domain->mesh->edge_lat, edge_y, isCollective, 0, &startEdges, &countEdges);
757	SuperClassWriter::writeData(domain->mesh->edge_lon, edge_x, isCollective, 0, &startEdges, &countEdges);
758	SuperClassWriter::writeData(domain->mesh->edge_nodes, edge_nodes, isCollective, 0, &startEdgeNodes, &countEdgeNodes);
759	}
760	else
761	{
762	if (domain->isEmpty())
763	{
764	startFaces[0] = 0 ;
765	countFaces[0] = 0 ;
766	startNodes[0] = 0;
767	countNodes[0] = 0;
768	startEdges[0] = 0;
769	countEdges[0] = 0;
770	startEdgeFaces[0] = 0;
771	startEdgeFaces[1] = 0;
772	countEdgeFaces[0] = 0;
773	countEdgeFaces[1] = 0;
774	startFaceConctv[0] = 0;
775	startFaceConctv[1] = 0;
776	countFaceConctv[0] = 0;
777	countFaceConctv[1] = 0;
778	}
779	else
780	{
781	startFaces[0] = domain->ibegin;
782	countFaces[0] = domain->ni ;
783	startNodes[0] = domain->mesh->node_start;
784	countNodes[0] = domain->mesh->node_count;
785	startEdges[0] = domain->mesh->edge_start;
786	countEdges[0] = domain->mesh->edge_count;
787	startEdgeNodes[0] = domain->mesh->edge_start;
788	startEdgeNodes[1] = 0;
789	countEdgeNodes[0] = domain->mesh->edge_count;
790	countEdgeNodes[1]= 2;
791	startEdgeFaces[0] = domain->mesh->edge_start;
792	startEdgeFaces[1]= 0;
793	countEdgeFaces[0] = domain->mesh->edge_count;
794	countEdgeFaces[1]= 2;
795	startFaceConctv[0] = domain->ibegin;
796	startFaceConctv[1] = 0;
797	countFaceConctv[0] = domain->ni;
798	countFaceConctv[1] = domain->nvertex;
799	}
800	SuperClassWriter::writeData(domain->mesh->node_lat, node_y, isCollective, 0, &startNodes, &countNodes);
801	SuperClassWriter::writeData(domain->mesh->node_lon, node_x, isCollective, 0, &startNodes, &countNodes);
802	SuperClassWriter::writeData(domain->mesh->edge_lat, edge_y, isCollective, 0, &startEdges, &countEdges);
803	SuperClassWriter::writeData(domain->mesh->edge_lon, edge_x, isCollective, 0, &startEdges, &countEdges);
804	SuperClassWriter::writeData(domain->mesh->edge_nodes, edge_nodes, isCollective, 0, &startEdgeNodes, &countEdgeNodes);
805	SuperClassWriter::writeData(domain->mesh->face_lat, face_y, isCollective, 0, &startFaces, &countFaces);
806	SuperClassWriter::writeData(domain->mesh->face_lon, face_x, isCollective, 0, &startFaces, &countFaces);
807	SuperClassWriter::writeData(domain->mesh->face_nodes, face_nodes, isCollective, 0, &startFaceConctv, &countFaceConctv);
808	SuperClassWriter::writeData(domain->mesh->face_edges, face_edges, isCollective, 0, &startFaceConctv, &countFaceConctv);
809	SuperClassWriter::writeData(domain->mesh->edge_faces, edge_faces, isCollective, 0, &startEdgeFaces, &countEdgeFaces);
810	SuperClassWriter::writeData(domain->mesh->face_faces, face_faces, isCollective, 0, &startFaceConctv, &countFaceConctv);
811	}
812	SuperClassWriter::definition_start();
813
814	break;
815	} // ONE_FILE
816
817	case (MULTI_FILE) :
818	{
819	ERROR("CNc4DataOutput::writeDomain(domain)",
820	<< "[ type = multiple_file ]"
821	<< " is not yet implemented for UGRID files !");
822	break;
823	}
824
825	default :
826	ERROR("CNc4DataOutput::writeDomain(domain)",
827	<< "[ type = " << SuperClass::type << "]"
828	<< " not implemented yet !");
829	} // switch
830	} // try
831
832	catch (CNetCdfException& e)
833	{
834	StdString msg("On writing the domain : ");
835	msg.append(domid); msg.append("\n");
836	msg.append("In the context : ");
837	msg.append(context->getId()); msg.append("\n");
838	msg.append(e.what());
839	ERROR("CNc4DataOutput::writeUnstructuredDomainUgrid(CDomain* domain)", << msg);
840	}
841
842	domain->addRelFile(this->filename);
843	}
844
845	//--------------------------------------------------------------
846
847	void CNc4DataOutput::writeUnstructuredDomain(CDomain* domain)
848	{
849	CContext* context = CContext::getCurrent() ;
850
851	if (domain->IsWritten(this->filename)) return;
852	domain->checkAttributes();
853
854	if (domain->isEmpty())
855	if (SuperClass::type==MULTI_FILE) return ;
856
857	std::vector<StdString> dim0, dim1;
858	StdString domid = domain->getDomainOutputName();
859	if (isWrittenDomain(domid)) return ;
860	else setWrittenDomain(domid);
861
862	StdString appendDomid = (singleDomain) ? "" : "_"+domid ;
863
864	StdString lonName,latName, cellName ;
865	if (domain->lon_name.isEmpty()) lonName = "lon";
866	else lonName = domain->lon_name;
867
868	if (domain->lat_name.isEmpty()) latName = "lat";
869	else latName = domain->lat_name;
870
871	if (!domain->dim_i_name.isEmpty()) cellName=domain->dim_i_name;
872	else cellName="cell";
873	StdString dimXid = cellName+appendDomid;
874	StdString dimVertId = StdString("nvertex").append(appendDomid);
875
876	string lonid,latid,bounds_lonid,bounds_latid ;
877	string areaId = "area" + appendDomid;
878
879	nc_type typePrec ;
880	if (domain->prec.isEmpty()) typePrec = NC_FLOAT ;
881	else if (domain->prec==4) typePrec = NC_FLOAT ;
882	else if (domain->prec==8) typePrec = NC_DOUBLE ;
883
884	int nvertex = (domain->nvertex.isEmpty()) ? 0 : domain->nvertex;
885
886	try
887	{
888	switch (SuperClass::type)
889	{
890	case (MULTI_FILE) :
891	{
892	dim0.push_back(dimXid);
893	SuperClassWriter::addDimension(dimXid, domain->ni);
894
895	lonid = lonName+appendDomid;
896	latid = latName+appendDomid;
897	if (!domain->bounds_lon_name.isEmpty()) bounds_lonid = domain->bounds_lon_name;
898	else bounds_lonid = "bounds_"+lonName+appendDomid;
899	if (!domain->bounds_lat_name.isEmpty()) bounds_latid = domain->bounds_lat_name;
900	else bounds_latid = "bounds_"+latName+appendDomid;
901
902	if (domain->hasLonLat)
903	{
904	SuperClassWriter::addVariable(latid, typePrec, dim0, compressionLevel);
905	SuperClassWriter::addVariable(lonid, typePrec, dim0, compressionLevel);
906	this->writeAxisAttributes(lonid, "", "longitude", "Longitude", "degrees_east", domid);
907	if (domain->hasBounds) SuperClassWriter::addAttribute("bounds",bounds_lonid, &lonid);
908	this->writeAxisAttributes(latid, "", "latitude", "Latitude", "degrees_north", domid);
909	if (domain->hasBounds) SuperClassWriter::addAttribute("bounds",bounds_latid, &latid);
910	if (domain->hasBounds) SuperClassWriter::addDimension(dimVertId, domain->nvertex);
911	}
912	dim0.clear();
913	if (domain->hasBounds)
914	{
915	dim0.push_back(dimXid);
916	dim0.push_back(dimVertId);
917	SuperClassWriter::addVariable(bounds_lonid, typePrec, dim0, compressionLevel);
918	SuperClassWriter::addVariable(bounds_latid, typePrec, dim0, compressionLevel);
919	}
920
921	dim0.clear();
922	dim0.push_back(dimXid);
923	if (domain->hasArea)
924	{
925	SuperClassWriter::addVariable(areaId, typePrec, dim0, compressionLevel);
926	SuperClassWriter::addAttribute("standard_name", StdString("cell_area"), &areaId);
927	SuperClassWriter::addAttribute("units", StdString("m2"), &areaId);
928	}
929
930	SuperClassWriter::definition_end();
931
932	if (domain->hasLonLat)
933	{
934	SuperClassWriter::writeData(domain->latvalue, latid, isCollective, 0);
935	SuperClassWriter::writeData(domain->lonvalue, lonid, isCollective, 0);
936	if (domain->hasBounds)
937	{
938	SuperClassWriter::writeData(domain->bounds_lonvalue, bounds_lonid, isCollective, 0);
939	SuperClassWriter::writeData(domain->bounds_latvalue, bounds_latid, isCollective, 0);
940	}
941	}
942
943	if (domain->hasArea)
944	SuperClassWriter::writeData(domain->areavalue, areaId, isCollective, 0);
945
946	SuperClassWriter::definition_start();
947	break ;
948	}
949
950	case (ONE_FILE) :
951	{
952	lonid = lonName+appendDomid;
953	latid = latName+appendDomid;
954	if (!domain->bounds_lon_name.isEmpty()) bounds_lonid = domain->bounds_lon_name;
955	else bounds_lonid = "bounds_"+lonName+appendDomid;
956	if (!domain->bounds_lat_name.isEmpty()) bounds_latid = domain->bounds_lat_name;
957	else bounds_latid = "bounds_"+latName+appendDomid;
958
959	dim0.push_back(dimXid);
960	SuperClassWriter::addDimension(dimXid, domain->ni_glo);
961	if (domain->hasLonLat)
962	{
963	SuperClassWriter::addVariable(latid, typePrec, dim0, compressionLevel);
964	SuperClassWriter::addVariable(lonid, typePrec, dim0, compressionLevel);
965
966	this->writeAxisAttributes(lonid, "", "longitude", "Longitude", "degrees_east", domid);
967	if (domain->hasBounds) SuperClassWriter::addAttribute("bounds",bounds_lonid, &lonid);
968	this->writeAxisAttributes(latid, "", "latitude", "Latitude", "degrees_north", domid);
969	if (domain->hasBounds) SuperClassWriter::addAttribute("bounds",bounds_latid, &latid);
970	if (domain->hasBounds) SuperClassWriter::addDimension(dimVertId, nvertex);
971	}
972	dim0.clear();
973
974	if (domain->hasBounds)
975	{
976	dim0.push_back(dimXid);
977	dim0.push_back(dimVertId);
978	SuperClassWriter::addVariable(bounds_lonid, typePrec, dim0, compressionLevel);
979	SuperClassWriter::addVariable(bounds_latid, typePrec, dim0, compressionLevel);
980	}
981
982	if (domain->hasArea)
983	{
984	dim0.clear();
985	dim0.push_back(dimXid);
986	SuperClassWriter::addVariable(areaId, typePrec, dim0, compressionLevel);
987	SuperClassWriter::addAttribute("standard_name", StdString("cell_area"), &areaId);
988	SuperClassWriter::addAttribute("units", StdString("m2"), &areaId);
989	}
990
991	SuperClassWriter::definition_end();
992
993	std::vector<StdSize> start(1), startBounds(2) ;
994	std::vector<StdSize> count(1), countBounds(2) ;
995	if (domain->isEmpty())
996	{
997	start[0]=0 ;
998	count[0]=0 ;
999	startBounds[1]=0 ;
1000	countBounds[1]=nvertex ;
1001	startBounds[0]=0 ;
1002	countBounds[0]=0 ;
1003	}
1004	else
1005	{
1006	start[0]=domain->ibegin;
1007	count[0]=domain->ni;
1008	startBounds[0]=domain->ibegin;
1009	startBounds[1]=0 ;
1010	countBounds[0]=domain->ni;
1011	countBounds[1]=nvertex ;
1012	}
1013
1014	if (domain->hasLonLat)
1015	{
1016	SuperClassWriter::writeData(domain->latvalue, latid, isCollective, 0,&start,&count);
1017	SuperClassWriter::writeData(domain->lonvalue, lonid, isCollective, 0,&start,&count);
1018	if (domain->hasBounds)
1019	{
1020	SuperClassWriter::writeData(domain->bounds_lonvalue, bounds_lonid, isCollective, 0,&startBounds,&countBounds);
1021	SuperClassWriter::writeData(domain->bounds_latvalue, bounds_latid, isCollective, 0,&startBounds,&countBounds);
1022	}
1023	}
1024
1025	if (domain->hasArea)
1026	SuperClassWriter::writeData(domain->areavalue, areaId, isCollective, 0, &start, &count);
1027
1028	SuperClassWriter::definition_start();
1029
1030	break;
1031	}
1032	default :
1033	ERROR("CNc4DataOutput::writeDomain(domain)",
1034	<< "[ type = " << SuperClass::type << "]"
1035	<< " not implemented yet !");
1036	}
1037	}
1038	catch (CNetCdfException& e)
1039	{
1040	StdString msg("On writing the domain : ");
1041	msg.append(domid); msg.append("\n");
1042	msg.append("In the context : ");
1043	msg.append(context->getId()); msg.append("\n");
1044	msg.append(e.what());
1045	ERROR("CNc4DataOutput::writeUnstructuredDomain(CDomain* domain)", << msg);
1046	}
1047	domain->addRelFile(this->filename);
1048	}
1049	//--------------------------------------------------------------
1050
1051	void CNc4DataOutput::writeAxis_(CAxis* axis)
1052	{
1053	if (axis->IsWritten(this->filename)) return;
1054
1055	// Check that the name associated to the current element is not in conflict with an existing element (due to CGrid::duplicateSentGrid)
1056	if (!axis->value.isEmpty() )
1057	{
1058	int globalSize = axis->n_glo.getValue();
1059	CArray<size_t,1> globalIndex; // No redundancy globalIndex will be computed with the connector
1060	shared_ptr<CGridTransformConnector> gridTransformConnector;
1061	// Compute a without redundancy element FULL view to enable a consistent hash computation
1062	axis->getLocalView(CElementView::FULL)->createWithoutRedundancyFullViewConnector( globalSize, comm_file, gridTransformConnector, globalIndex );
1063	int localSize = globalIndex.numElements();
1064
1065	CArray<double,1> distributedValue ;
1066	gridTransformConnector->transfer(axis->value, distributedValue );
1067
1068	// Compute the distributed hash (v0) of the element
1069	// it will be associated to the default element name (= map key), and to the name really written
1070	int localHash = 0;
1071	for (int iloc=0; iloc<localSize ; iloc++ ) localHash+=globalIndex(iloc)*distributedValue(iloc);
1072	int globalHash(0);
1073	MPI_Allreduce( &localHash, &globalHash, 1, MPI_INT, MPI_SUM, comm_file );
1074
1075	StdString defaultNameKey = axis->getAxisOutputName();
1076	if ( !relElements_.count ( defaultNameKey ) )
1077	{
1078	// if defaultNameKey not in the map, write the element such as it is defined
1079	relElements_.insert( make_pair( defaultNameKey, make_pair(globalHash, defaultNameKey) ) );
1080	}
1081	else // look if a hash associated this key is equal
1082	{
1083	bool elementIsInMap(false);
1084	auto defaultNameKeyElements = relElements_.equal_range( defaultNameKey );
1085	for (auto it = defaultNameKeyElements.first; it != defaultNameKeyElements.second; it++)
1086	{
1087	if ( it->second.first == globalHash )
1088	{
1089	// if yes, associate the same ids to current element
1090	axis->name = it->second.second;
1091	elementIsInMap = true;
1092	}
1093	}
1094	// if no : inheritance has been excessive, define new names and store it (could be used by another grid)
1095	if (!elementIsInMap) // ! in MAP
1096	{
1097	axis->name = axis->getId();
1098	relElements_.insert( make_pair( defaultNameKey, make_pair(globalHash, axis->getAxisOutputName()) ) ) ;// = axis->getId()
1099	}
1100	}
1101	}
1102
1103	axis->checkAttributes();
1104
1105	int size = (MULTI_FILE == SuperClass::type) ? axis->n.getValue()
1106	: axis->n_glo.getValue();
1107
1108	if ((0 == axis->n) && (MULTI_FILE == SuperClass::type)) return;
1109
1110	std::vector<StdString> dims;
1111	StdString axisid = axis->getAxisOutputName();
1112	StdString axisDim, axisBoundsId;
1113	if (isWrittenAxis(axisid)) return ;
1114	else setWrittenAxis(axisid);
1115
1116	nc_type typePrec ;
1117	if (axis->prec.isEmpty()) typePrec = NC_FLOAT ;
1118	else if (axis->prec==4) typePrec = NC_FLOAT ;
1119	else if (axis->prec==8) typePrec = NC_DOUBLE ;
1120
1121	if (!axis->label.isEmpty()) typePrec = NC_CHAR ;
1122	string strId="str_len" ;
1123	try
1124	{
1125	if (axis->dim_name.isEmpty()) axisDim = axisid;
1126	else axisDim=axis->dim_name.getValue();
1127	SuperClassWriter::addDimension(axisDim, size);
1128	dims.push_back(axisDim);
1129
1130	if (!axis->label.isEmpty() && !SuperClassWriter::dimExist(strId)) SuperClassWriter::addDimension(strId, stringArrayLen);
1131
1132	if (axis->hasValue \|\| !axis->label.isEmpty())
1133	{
1134	if (!axis->label.isEmpty()) dims.push_back(strId);
1135
1136	SuperClassWriter::addVariable(axisid, typePrec, dims, compressionLevel);
1137
1138	if (!axis->name.isEmpty())
1139	SuperClassWriter::addAttribute("name", axis->name.getValue(), &axisid);
1140
1141	if (!axis->standard_name.isEmpty())
1142	SuperClassWriter::addAttribute("standard_name", axis->standard_name.getValue(), &axisid);
1143
1144	if (!axis->long_name.isEmpty())
1145	SuperClassWriter::addAttribute("long_name", axis->long_name.getValue(), &axisid);
1146
1147	if (!axis->unit.isEmpty())
1148	SuperClassWriter::addAttribute("units", axis->unit.getValue(), &axisid);
1149
1150	if (!axis->axis_type.isEmpty())
1151	{
1152	switch(axis->axis_type)
1153	{
1154	case CAxis::axis_type_attr::X :
1155	SuperClassWriter::addAttribute("axis", string("X"), &axisid);
1156	break;
1157	case CAxis::axis_type_attr::Y :
1158	SuperClassWriter::addAttribute("axis", string("Y"), &axisid);
1159	break;
1160	case CAxis::axis_type_attr::Z :
1161	SuperClassWriter::addAttribute("axis", string("Z"), &axisid);
1162	break;
1163	case CAxis::axis_type_attr::T :
1164	SuperClassWriter::addAttribute("axis", string("T"), &axisid);
1165	break;
1166	}
1167	}
1168
1169	if (!axis->positive.isEmpty())
1170	{
1171	SuperClassWriter::addAttribute("positive",
1172	(axis->positive == CAxis::positive_attr::up) ? string("up") : string("down"),
1173	&axisid);
1174	}
1175
1176	if (!axis->formula.isEmpty())
1177	SuperClassWriter::addAttribute("formula", axis->formula.getValue(), &axisid);
1178
1179	if (!axis->formula_term.isEmpty())
1180	SuperClassWriter::addAttribute("formula_term", axis->formula_term.getValue(), &axisid);
1181
1182	axisBoundsId = (axis->bounds_name.isEmpty()) ? axisid + "_bounds" : axis->bounds_name;
1183	if (!axis->bounds.isEmpty() && axis->label.isEmpty())
1184	{
1185	dims.push_back("axis_nbounds");
1186	SuperClassWriter::addVariable(axisBoundsId, typePrec, dims, compressionLevel);
1187	SuperClassWriter::addAttribute("bounds", axisBoundsId, &axisid);
1188
1189	if (!axis->standard_name.isEmpty())
1190	SuperClassWriter::addAttribute("standard_name", axis->standard_name.getValue(), &axisBoundsId);
1191
1192	if (!axis->unit.isEmpty())
1193	SuperClassWriter::addAttribute("units", axis->unit.getValue(), &axisBoundsId);
1194
1195	if (!axis->formula_bounds.isEmpty())
1196	SuperClassWriter::addAttribute("formula", axis->formula_bounds.getValue(), &axisBoundsId);
1197
1198	if (!axis->formula_term_bounds.isEmpty())
1199	SuperClassWriter::addAttribute("formula_term", axis->formula_term_bounds.getValue(), &axisBoundsId);
1200	}
1201	}
1202
1203	SuperClassWriter::definition_end();
1204
1205	switch (SuperClass::type)
1206	{
1207	case MULTI_FILE:
1208	{
1209	if (axis->label.isEmpty())
1210	{
1211	if (!axis->value.isEmpty())
1212	SuperClassWriter::writeData(axis->value, axisid, isCollective, 0);
1213
1214	if (!axis->bounds.isEmpty())
1215	SuperClassWriter::writeData(axis->bounds, axisBoundsId, isCollective, 0);
1216	}
1217	else
1218	SuperClassWriter::writeData(axis->label, axisid, isCollective, 0);
1219
1220	SuperClassWriter::definition_start();
1221	break;
1222	}
1223	case ONE_FILE:
1224	{
1225	std::vector<StdSize> start(1), startBounds(2) ;
1226	std::vector<StdSize> count(1), countBounds(2) ;
1227	start[0] = startBounds[0] = axis->begin;
1228	count[0] = countBounds[0] = axis->n;
1229	startBounds[1] = 0;
1230	countBounds[1] = 2;
1231
1232	if (axis->label.isEmpty())
1233	{
1234	if (!axis->value.isEmpty())
1235	SuperClassWriter::writeData(axis->value, axisid, isCollective, 0, &start, &count);
1236
1237	if (!axis->bounds.isEmpty())
1238	SuperClassWriter::writeData(axis->bounds, axisBoundsId, isCollective, 0, &startBounds, &countBounds);
1239	}
1240	else
1241	{
1242	std::vector<StdSize> startLabel(2), countLabel(2);
1243	startLabel[0] = start[0]; startLabel[1] = 0;
1244	countLabel[0] = count[0]; countLabel[1] = stringArrayLen;
1245	SuperClassWriter::writeData(axis->label, axisid, isCollective, 0, &startLabel, &countLabel);
1246	}
1247
1248	SuperClassWriter::definition_start();
1249
1250	break;
1251	}
1252	default :
1253	ERROR("CNc4DataOutput::writeAxis_(CAxis* axis)",
1254	<< "[ type = " << SuperClass::type << "]"
1255	<< " not implemented yet !");
1256	}
1257	}
1258	catch (CNetCdfException& e)
1259	{
1260	StdString msg("On writing the axis : ");
1261	msg.append(axisid); msg.append("\n");
1262	msg.append("In the context : ");
1263	CContext* context = CContext::getCurrent() ;
1264	msg.append(context->getId()); msg.append("\n");
1265	msg.append(e.what());
1266	ERROR("CNc4DataOutput::writeAxis_(CAxis* axis)", << msg);
1267	}
1268	axis->addRelFile(this->filename);
1269	}
1270
1271	void CNc4DataOutput::writeScalar_(CScalar* scalar)
1272	{
1273	if (scalar->IsWritten(this->filename)) return;
1274	scalar->checkAttributes();
1275	int scalarSize = 1;
1276
1277	StdString scalaId = scalar->getScalarOutputName();
1278	StdString boundsId;
1279	if (isWrittenAxis(scalaId)) return ;
1280	else setWrittenAxis(scalaId);
1281
1282	nc_type typePrec ;
1283	if (scalar->prec.isEmpty()) typePrec = NC_FLOAT ;
1284	else if (scalar->prec==4) typePrec = NC_FLOAT ;
1285	else if (scalar->prec==8) typePrec = NC_DOUBLE ;
1286
1287	if (!scalar->label.isEmpty()) typePrec = NC_CHAR ;
1288	string strId="str_len" ;
1289
1290	try
1291	{
1292	if (!scalar->label.isEmpty() && !SuperClassWriter::dimExist(strId)) SuperClassWriter::addDimension(strId, stringArrayLen);
1293
1294	if (!scalar->value.isEmpty() \|\| !scalar->label.isEmpty())
1295	{
1296	std::vector<StdString> dims;
1297	StdString scalarDim = scalaId;
1298
1299	if (!scalar->label.isEmpty()) dims.push_back(strId);
1300
1301	SuperClassWriter::addVariable(scalaId, typePrec, dims);
1302
1303	if (!scalar->name.isEmpty())
1304	SuperClassWriter::addAttribute("name", scalar->name.getValue(), &scalaId);
1305
1306	if (!scalar->standard_name.isEmpty())
1307	SuperClassWriter::addAttribute("standard_name", scalar->standard_name.getValue(), &scalaId);
1308
1309	if (!scalar->long_name.isEmpty())
1310	SuperClassWriter::addAttribute("long_name", scalar->long_name.getValue(), &scalaId);
1311
1312	if (!scalar->unit.isEmpty())
1313	SuperClassWriter::addAttribute("units", scalar->unit.getValue(), &scalaId);
1314
1315	if (!scalar->axis_type.isEmpty())
1316	{
1317	switch(scalar->axis_type)
1318	{
1319	case CScalar::axis_type_attr::X :
1320	SuperClassWriter::addAttribute("axis", string("X"), &scalaId);
1321	break;
1322	case CScalar::axis_type_attr::Y :
1323	SuperClassWriter::addAttribute("axis", string("Y"), &scalaId);
1324	break;
1325	case CScalar::axis_type_attr::Z :
1326	SuperClassWriter::addAttribute("axis", string("Z"), &scalaId);
1327	break;
1328	case CScalar::axis_type_attr::T :
1329	SuperClassWriter::addAttribute("axis", string("T"), &scalaId);
1330	break;
1331	}
1332	}
1333
1334	if (!scalar->positive.isEmpty())
1335	{
1336	SuperClassWriter::addAttribute("positive",
1337	(scalar->positive == CScalar::positive_attr::up) ? string("up") : string("down"),
1338	&scalaId);
1339	}
1340
1341	if (!scalar->bounds.isEmpty() && scalar->label.isEmpty())
1342	{
1343	dims.clear();
1344	dims.push_back("axis_nbounds");
1345	boundsId = (scalar->bounds_name.isEmpty()) ? (scalaId + "_bounds") : scalar->bounds_name.getValue();
1346	SuperClassWriter::addVariable(boundsId, typePrec, dims);
1347	SuperClassWriter::addAttribute("bounds", boundsId, &scalaId);
1348	}
1349
1350	SuperClassWriter::definition_end();
1351
1352	switch (SuperClass::type)
1353	{
1354	case MULTI_FILE:
1355	{
1356	CArray<double,1> scalarValue(scalarSize);
1357	CArray<string,1> scalarLabel(scalarSize);
1358	CArray<double,1> scalarBounds(scalarSize*2);
1359
1360	if (!scalar->value.isEmpty() && scalar->label.isEmpty())
1361	{
1362	scalarValue(0) = scalar->value;
1363	SuperClassWriter::writeData(scalarValue, scalaId, isCollective, 0);
1364	}
1365
1366	if (!scalar->bounds.isEmpty() && scalar->label.isEmpty())
1367	{
1368	scalarBounds(0) = scalar->bounds(0);
1369	scalarBounds(1) = scalar->bounds(1);
1370	SuperClassWriter::writeData(scalarBounds, boundsId, isCollective, 0);
1371	}
1372
1373	if (!scalar->label.isEmpty())
1374	{
1375	scalarLabel(0) = scalar->label;
1376	SuperClassWriter::writeData(scalarLabel, scalaId, isCollective, 0);
1377	}
1378
1379	SuperClassWriter::definition_start();
1380
1381	break;
1382	}
1383	case ONE_FILE:
1384	{
1385	CArray<double,1> scalarValue(scalarSize);
1386	CArray<string,1> scalarLabel(scalarSize);
1387	CArray<double,1> scalarBounds(scalarSize*2);
1388
1389	std::vector<StdSize> start(1);
1390	std::vector<StdSize> count(1);
1391	start[0] = 0;
1392	count[0] = 1;
1393	if (!scalar->value.isEmpty() && scalar->label.isEmpty())
1394	{
1395	scalarValue(0) = scalar->value;
1396	SuperClassWriter::writeData(scalarValue, scalaId, isCollective, 0, &start, &count);
1397	}
1398	if (!scalar->bounds.isEmpty() && scalar->label.isEmpty())
1399	{
1400	scalarBounds(0) = scalar->bounds(0);
1401	scalarBounds(1) = scalar->bounds(1);
1402	count[0] = 2;
1403	SuperClassWriter::writeData(scalarBounds, boundsId, isCollective, 0, &start, &count);
1404	}
1405	if (!scalar->label.isEmpty())
1406	{
1407	scalarLabel(0) = scalar->label;
1408	count[0] = stringArrayLen;
1409	SuperClassWriter::writeData(scalarLabel, scalaId, isCollective, 0, &start, &count);
1410	}
1411
1412	SuperClassWriter::definition_start();
1413
1414	break;
1415	}
1416	default :
1417	ERROR("CNc4DataOutput::writeAxis_(CAxis* scalar)",
1418	<< "[ type = " << SuperClass::type << "]"
1419	<< " not implemented yet !");
1420	}
1421	}
1422	}
1423	catch (CNetCdfException& e)
1424	{
1425	StdString msg("On writing the scalar : ");
1426	msg.append(scalaId); msg.append("\n");
1427	msg.append("In the context : ");
1428	CContext* context = CContext::getCurrent() ;
1429	msg.append(context->getId()); msg.append("\n");
1430	msg.append(e.what());
1431	ERROR("CNc4DataOutput::writeScalar_(CScalar* scalar)", << msg);
1432	}
1433	scalar->addRelFile(this->filename);
1434	}
1435
1436	//--------------------------------------------------------------
1437
1438	void CNc4DataOutput::writeGridCompressed_(CGrid* grid)
1439	{
1440	if (grid->isScalarGrid() \|\| grid->isWrittenCompressed(this->filename)) return;
1441
1442	// NOTA : The cuurent algorithm to write compress elements of the grid
1443	// will work pretting well when on server side you dont't get
1444	// partial overlap on elements between differents participating process
1445	// So the element must be totally distributed or non distributed
1446	// If an element is partially overlaping betwwen process then the
1447	// total compressed part will apear artificially greater than expected
1448	// For the current implementation of writer which is decomposed only on
1449	// one element, it will work as expected, but for future, it must be
1450	// reconsidered again.
1451	try
1452	{
1453	CArray<int,1> axisDomainOrder = grid->axis_domain_order;
1454	std::vector<StdString> domainList = grid->getDomainList();
1455	std::vector<StdString> axisList = grid->getAxisList();
1456	std::vector<StdString> scalarList = grid->getScalarList();
1457	int numElement = axisDomainOrder.numElements(), idxDomain = 0, idxAxis = 0, idxScalar = 0;
1458	int commRank ;
1459	MPI_Comm_rank(comm_file,&commRank) ;
1460
1461	std::vector<StdString> dims;
1462
1463	for (int i = 0; i < numElement; ++i)
1464	{
1465	StdString varId, compress;
1466	CArray<size_t, 1> indexes;
1467	bool isDistributed;
1468	size_t nbIndexes, totalNbIndexes, offset;
1469	size_t firstGlobalIndex;
1470
1471	if (2 == axisDomainOrder(i))
1472	{
1473	CDomain* domain = CDomain::get(domainList[idxDomain]);
1474	StdString domId = domain->getDomainOutputName();
1475
1476	if (!domain->isCompressible()
1477	\|\| domain->type == CDomain::type_attr::unstructured
1478	\|\| domain->isWrittenCompressed(this->filename)
1479	\|\| isWrittenCompressedDomain(domId))
1480	continue;
1481
1482	// unstructured grid seems not be taken into account why ?
1483
1484	string lonName,latName ;
1485
1486	if (domain->lon_name.isEmpty())
1487	{
1488	if (domain->type==CDomain::type_attr::curvilinear) lonName = "nav_lon";
1489	else lonName = "lon";
1490	}
1491	else lonName = domain->lon_name;
1492
1493	if (domain->lat_name.isEmpty())
1494	{
1495	if (domain->type==CDomain::type_attr::curvilinear) latName = "nav_lat";
1496	else latName = "lat";
1497	}
1498	else latName = domain->lat_name;
1499
1500	StdString appendDomId = singleDomain ? "" : "_" + domId;
1501
1502	varId = domId + "_points";
1503	compress = latName + appendDomId + " " + lonName + appendDomId;
1504
1505	shared_ptr<CLocalView> workflowView = domain->getLocalView(CElementView::WORKFLOW) ;
1506	workflowView->getGlobalIndexView(indexes) ;
1507	nbIndexes = workflowView->getSize() ;
1508	isDistributed = domain->isDistributed();
1509	if (isDistributed)
1510	{
1511	MPI_Exscan(&nbIndexes, &offset, 1, MPI_SIZE_T, MPI_SUM, comm_file) ;
1512	if (commRank==0) offset=0 ;
1513	MPI_Allreduce(&nbIndexes,&totalNbIndexes,1 , MPI_SIZE_T, MPI_SUM, comm_file) ;
1514	}
1515	else
1516	{
1517	offset=0 ;
1518	totalNbIndexes = nbIndexes ;
1519	}
1520
1521	firstGlobalIndex = domain->ibegin + domain->jbegin * domain->ni_glo;
1522
1523	domain->addRelFileCompressed(this->filename);
1524	setWrittenCompressedDomain(domId);
1525	++idxDomain;
1526	}
1527	else if (1 == axisDomainOrder(i))
1528	{
1529	CAxis* axis = CAxis::get(axisList[idxAxis]);
1530	StdString axisId = axis->getAxisOutputName();
1531
1532	if (!axis->isCompressible()
1533	\|\| axis->isWrittenCompressed(this->filename)
1534	\|\| isWrittenCompressedAxis(axisId))
1535	continue;
1536
1537	varId = axisId + "_points";
1538	compress = axisId;
1539
1540	shared_ptr<CLocalView> workflowView = axis->getLocalView(CElementView::WORKFLOW) ;
1541	workflowView->getGlobalIndexView(indexes) ;
1542	nbIndexes = workflowView->getSize() ;
1543	isDistributed = axis->isDistributed();
1544	if (isDistributed)
1545	{
1546	MPI_Exscan(&nbIndexes, &offset, 1, MPI_SIZE_T, MPI_SUM, comm_file) ;
1547	if (commRank==0) offset=0 ;
1548	MPI_Allreduce(&nbIndexes,&totalNbIndexes,1 , MPI_SIZE_T, MPI_SUM, comm_file) ;
1549	}
1550	else
1551	{
1552	offset=0 ;
1553	totalNbIndexes = nbIndexes ;
1554	}
1555	firstGlobalIndex = axis->begin;
1556
1557	axis->addRelFileCompressed(this->filename);
1558	setWrittenCompressedAxis(axisId);
1559	++idxAxis;
1560	}
1561	else
1562	{
1563	//for scalar
1564	}
1565
1566	if (!varId.empty())
1567	{
1568	SuperClassWriter::addDimension(varId, (SuperClass::type == MULTI_FILE) ? nbIndexes : totalNbIndexes);
1569
1570	dims.clear();
1571	dims.push_back(varId);
1572	SuperClassWriter::addVariable(varId, NC_UINT64, dims);
1573
1574	SuperClassWriter::addAttribute("compress", compress, &varId);
1575
1576	switch (SuperClass::type)
1577	{
1578	case (MULTI_FILE):
1579	{
1580	indexes -= firstGlobalIndex;
1581	SuperClassWriter::writeData(indexes, varId, isCollective, 0);
1582	break;
1583	}
1584	case (ONE_FILE):
1585	{
1586	std::vector<StdSize> start, count;
1587	start.push_back(offset);
1588	count.push_back(nbIndexes);
1589
1590	SuperClassWriter::writeData(indexes, varId, isCollective, 0, &start, &count);
1591	break;
1592	}
1593	}
1594	}
1595	}
1596
1597	grid->addRelFileCompressed(this->filename);
1598	}
1599	catch (CNetCdfException& e)
1600	{
1601	StdString msg("On writing compressed grid : ");
1602	msg.append(grid->getId()); msg.append("\n");
1603	msg.append("In the context : ");
1604	CContext* context = CContext::getCurrent();
1605	msg.append(context->getId()); msg.append("\n");
1606	msg.append(e.what());
1607	ERROR("CNc4DataOutput::writeGridCompressed_(CGrid* grid)", << msg);
1608	}
1609	}
1610
1611	//--------------------------------------------------------------
1612
1613	void CNc4DataOutput::writeTimeDimension_(void)
1614	{
1615	try
1616	{
1617	SuperClassWriter::addDimension(getTimeCounterName());
1618	}
1619	catch (CNetCdfException& e)
1620	{
1621	StdString msg("On writing time dimension : time_couter\n");
1622	msg.append("In the context : ");
1623	CContext* context = CContext::getCurrent() ;
1624	msg.append(context->getId()); msg.append("\n");
1625	msg.append(e.what());
1626	ERROR("CNc4DataOutput::writeTimeDimension_(void)", << msg);
1627	}
1628	}
1629
1630	//--------------------------------------------------------------
1631
1632	void CNc4DataOutput::writeField_(CField* field)
1633	{
1634	CContext* context = CContext::getCurrent() ;
1635
1636	std::vector<StdString> dims, coodinates;
1637	CGrid* grid = field->getGrid();
1638	if (!grid->doGridHaveDataToWrite())
1639	if (SuperClass::type==MULTI_FILE) return ;
1640
1641	CArray<int,1> axisDomainOrder = grid->axis_domain_order;
1642	int numElement = axisDomainOrder.numElements(), idxDomain = 0, idxAxis = 0, idxScalar = 0;
1643	std::vector<StdString> domainList = grid->getDomainList();
1644	std::vector<StdString> axisList = grid->getAxisList();
1645	std::vector<StdString> scalarList = grid->getScalarList();
1646
1647	StdString timeid = getTimeCounterName();
1648	StdString dimXid,dimYid;
1649	std::deque<StdString> dimIdList, dimCoordList;
1650	bool hasArea = false;
1651	StdString cellMeasures = "area:";
1652	bool compressedOutput = !field->indexed_output.isEmpty() && field->indexed_output;
1653
1654	for (int i = 0; i < numElement; ++i)
1655	{
1656	if (2 == axisDomainOrder(i))
1657	{
1658	CDomain* domain = CDomain::get(domainList[idxDomain]);
1659	StdString domId = domain->getDomainOutputName();
1660	StdString appendDomId = singleDomain ? "" : "_" + domId ;
1661	StdString lonName,latName ;
1662	StdString dimIname,dimJname ;
1663
1664	if (domain->lon_name.isEmpty())
1665	{
1666	if (domain->type==CDomain::type_attr::curvilinear) lonName = "nav_lon";
1667	else lonName = "lon";
1668	}
1669	else lonName = domain->lon_name;
1670
1671	if (domain->lat_name.isEmpty())
1672	{
1673	if (domain->type==CDomain::type_attr::curvilinear) latName = "nav_lat";
1674	else latName = "lat";
1675	}
1676	else latName = domain->lat_name;
1677
1678	if (domain->dim_i_name.isEmpty())
1679	{
1680	if (domain->type==CDomain::type_attr::curvilinear) dimIname = "x";
1681	else if (domain->type==CDomain::type_attr::unstructured) dimIname = "cell";
1682	else dimIname = lonName;
1683	}
1684	else dimIname = domain->dim_i_name;
1685
1686	if (domain->dim_j_name.isEmpty())
1687	{
1688	if (domain->type==CDomain::type_attr::curvilinear) dimJname = "y";
1689	else dimJname = latName;
1690	}
1691	else dimJname = domain->dim_j_name;
1692
1693	if (compressedOutput && domain->isCompressible() && domain->type != CDomain::type_attr::unstructured)
1694	{
1695	dimIdList.push_back(domId + "_points");
1696	field->setUseCompressedOutput();
1697	}
1698
1699	switch (domain->type)
1700	{
1701	case CDomain::type_attr::curvilinear:
1702	if (!compressedOutput \|\| !domain->isCompressible())
1703	{
1704	dimXid=dimIname+appendDomId;
1705	dimYid=dimJname+appendDomId;
1706	dimIdList.push_back(dimXid);
1707	dimIdList.push_back(dimYid);
1708	}
1709	dimCoordList.push_back(lonName+appendDomId);
1710	dimCoordList.push_back(latName+appendDomId);
1711	break ;
1712	case CDomain::type_attr::rectilinear:
1713	if (!compressedOutput \|\| !domain->isCompressible())
1714	{
1715	dimXid = dimIname+appendDomId;
1716	dimYid = dimJname+appendDomId;
1717	dimIdList.push_back(dimXid);
1718	dimIdList.push_back(dimYid);
1719	}
1720	if (lonName != dimIname) dimCoordList.push_back(lonName+appendDomId);
1721	if (latName != dimJname) dimCoordList.push_back(latName+appendDomId);
1722
1723	break ;
1724	case CDomain::type_attr::unstructured:
1725	{
1726	if (SuperClassWriter::useCFConvention)
1727	{
1728	dimXid = dimIname + appendDomId;
1729	dimIdList.push_back(dimXid);
1730	dimCoordList.push_back(lonName+appendDomId);
1731	dimCoordList.push_back(latName+appendDomId);
1732	}
1733	else
1734	{
1735	StdString domainName = domain->name;
1736	if (domain->nvertex == 1)
1737	{
1738	dimXid = "n" + domainName + "_node";
1739	dimIdList.push_back(dimXid);
1740	dimCoordList.push_back(StdString(domainName + "_node_x"));
1741	dimCoordList.push_back(StdString(domainName + "_node_y"));
1742	}
1743	else if (domain->nvertex == 2)
1744	{
1745	dimXid = "n" + domainName + "_edge";
1746	dimIdList.push_back(dimXid);
1747	dimCoordList.push_back(StdString(domainName + "_edge_x"));
1748	dimCoordList.push_back(StdString(domainName + "_edge_y"));
1749	}
1750	else
1751	{
1752	dimXid = "n" + domainName + "_face";
1753	dimIdList.push_back(dimXid);
1754	dimCoordList.push_back(StdString(domainName + "_face_x"));
1755	dimCoordList.push_back(StdString(domainName + "_face_y"));
1756	}
1757	} // ugrid convention
1758	} // case unstructured domain
1759	}
1760
1761	if (domain->hasArea)
1762	{
1763	hasArea = true;
1764	cellMeasures += " area" + appendDomId;
1765	}
1766	++idxDomain;
1767	}
1768	else if (1 == axisDomainOrder(i))
1769	{
1770	CAxis* axis = CAxis::get(axisList[idxAxis]);
1771	StdString axisId = axis->getAxisOutputName();
1772	StdString axisDim;
1773
1774	if (axis->dim_name.isEmpty()) axisDim = axisId;
1775	else axisDim=axis->dim_name.getValue();
1776
1777	if (compressedOutput && axis->isCompressible())
1778	{
1779	dimIdList.push_back(axisDim + "_points");
1780	field->setUseCompressedOutput();
1781	}
1782	else
1783	dimIdList.push_back(axisDim);
1784
1785	if (axisDim != axisId) dimCoordList.push_back(axisId);
1786	++idxAxis;
1787	}
1788	else
1789	{
1790	CScalar* scalar = CScalar::get(scalarList[idxScalar]);
1791	StdString scalarId = scalar->getScalarOutputName();
1792	if (!scalar->value.isEmpty() \|\| !scalar->label.isEmpty())
1793	dimCoordList.push_back(scalarId);
1794	++idxScalar;
1795	}
1796	}
1797
1798	StdString fieldid = field->getFieldOutputName();
1799
1800	nc_type type ;
1801	if (field->prec.isEmpty()) type = NC_FLOAT ;
1802	else
1803	{
1804	if (field->prec==2) type = NC_SHORT ;
1805	else if (field->prec==4) type = NC_FLOAT ;
1806	else if (field->prec==8) type = NC_DOUBLE ;
1807	}
1808
1809	bool wtime = !(!field->operation.isEmpty() && field->getOperationTimeType() == func::CFunctor::once);
1810
1811	if (wtime)
1812	{
1813	if (field->hasTimeInstant && hasTimeInstant) coodinates.push_back(string("time_instant"));
1814	else if (field->hasTimeCentered && hasTimeCentered) coodinates.push_back(string("time_centered"));
1815	dims.push_back(timeid);
1816	}
1817
1818	while (!dimIdList.empty())
1819	{
1820	dims.push_back(dimIdList.back());
1821	dimIdList.pop_back();
1822	}
1823
1824	while (!dimCoordList.empty())
1825	{
1826	coodinates.push_back(dimCoordList.back());
1827	dimCoordList.pop_back();
1828	}
1829
1830	try
1831	{
1832	SuperClassWriter::addVariable(fieldid, type, dims);
1833
1834	if (!field->standard_name.isEmpty())
1835	SuperClassWriter::addAttribute
1836	("standard_name", field->standard_name.getValue(), &fieldid);
1837
1838	if (!field->long_name.isEmpty())
1839	SuperClassWriter::addAttribute
1840	("long_name", field->long_name.getValue(), &fieldid);
1841
1842	if (!field->unit.isEmpty())
1843	SuperClassWriter::addAttribute
1844	("units", field->unit.getValue(), &fieldid);
1845
1846	// Ugrid field attributes "mesh" and "location"
1847	if (!SuperClassWriter::useCFConvention)
1848	{
1849	if (!domainList.empty())
1850	{
1851	CDomain* domain = CDomain::get(domainList[0]); // Suppose that we have only domain
1852	StdString mesh = domain->name;
1853	SuperClassWriter::addAttribute("mesh", mesh, &fieldid);
1854	StdString location;
1855	if (domain->nvertex == 1)
1856	location = "node";
1857	else if (domain->nvertex == 2)
1858	location = "edge";
1859	else if (domain->nvertex > 2)
1860	location = "face";
1861	SuperClassWriter::addAttribute("location", location, &fieldid);
1862	}
1863
1864	}
1865
1866	if (!field->valid_min.isEmpty())
1867	SuperClassWriter::addAttribute
1868	("valid_min", field->valid_min.getValue(), &fieldid);
1869
1870	if (!field->valid_max.isEmpty())
1871	SuperClassWriter::addAttribute
1872	("valid_max", field->valid_max.getValue(), &fieldid);
1873
1874	if (!field->scale_factor.isEmpty())
1875	SuperClassWriter::addAttribute
1876	("scale_factor", field->scale_factor.getValue(), &fieldid);
1877
1878	if (!field->add_offset.isEmpty())
1879	SuperClassWriter::addAttribute
1880	("add_offset", field->add_offset.getValue(), &fieldid);
1881
1882	SuperClassWriter::addAttribute
1883	("online_operation", field->operation.getValue(), &fieldid);
1884
1885	// write child variables as attributes
1886
1887
1888	bool alreadyAddCellMethod = false;
1889	StdString cellMethodsPrefix(""), cellMethodsSuffix("");
1890	if (!field->cell_methods.isEmpty())
1891	{
1892	StdString cellMethodString = field->cell_methods;
1893	if (field->cell_methods_mode.isEmpty() \|\|
1894	(CField::cell_methods_mode_attr::overwrite == field->cell_methods_mode))
1895	{
1896	SuperClassWriter::addAttribute("cell_methods", cellMethodString, &fieldid);
1897	alreadyAddCellMethod = true;
1898	}
1899	else
1900	{
1901	switch (field->cell_methods_mode)
1902	{
1903	case (CField::cell_methods_mode_attr::prefix):
1904	cellMethodsPrefix = cellMethodString;
1905	cellMethodsPrefix += " ";
1906	break;
1907	case (CField::cell_methods_mode_attr::suffix):
1908	cellMethodsSuffix = " ";
1909	cellMethodsSuffix += cellMethodString;
1910	break;
1911	case (CField::cell_methods_mode_attr::none):
1912	break;
1913	default:
1914	break;
1915	}
1916	}
1917	}
1918
1919
1920	if (wtime)
1921	{
1922	CDuration freqOp = field->freq_op.getValue();
1923	freqOp.solveTimeStep(*context->calendar);
1924	StdString freqOpStr = freqOp.toStringUDUnits();
1925	SuperClassWriter::addAttribute("interval_operation", freqOpStr, &fieldid);
1926
1927	CDuration freqOut = field->getRelFile()->output_freq.getValue();
1928	freqOut.solveTimeStep(*context->calendar);
1929	SuperClassWriter::addAttribute("interval_write", freqOut.toStringUDUnits(), &fieldid);
1930
1931	StdString cellMethods(cellMethodsPrefix + "time: ");
1932	if (field->operation.getValue() == "instant") cellMethods += "point";
1933	else if (field->operation.getValue() == "average") cellMethods += "mean";
1934	else if (field->operation.getValue() == "accumulate") cellMethods += "sum";
1935	else cellMethods += field->operation;
1936	if (freqOp.resolve(context->calendar) != freqOut.resolve(context->calendar))
1937	cellMethods += " (interval: " + freqOpStr + ")";
1938	cellMethods += cellMethodsSuffix;
1939	if (!alreadyAddCellMethod)
1940	SuperClassWriter::addAttribute("cell_methods", cellMethods, &fieldid);
1941	}
1942
1943	if (hasArea)
1944	SuperClassWriter::addAttribute("cell_measures", cellMeasures, &fieldid);
1945
1946	if (!field->default_value.isEmpty())
1947	{
1948	double default_value = field->default_value.getValue();
1949	if (type == NC_DOUBLE)
1950	{
1951	SuperClassWriter::setDefaultValue(fieldid, &default_value);
1952	}
1953	else if (type == NC_SHORT)
1954	{
1955	short sdefault_value = (short)default_value;
1956	SuperClassWriter::setDefaultValue(fieldid, &sdefault_value);
1957	}
1958	else
1959	{
1960	float fdefault_value = (float)default_value;
1961	SuperClassWriter::setDefaultValue(fieldid, &fdefault_value);
1962	}
1963	}
1964	else
1965	SuperClassWriter::setDefaultValue(fieldid, (double*)NULL);
1966
1967	if (field->compression_level.isEmpty())
1968	field->compression_level = field->getRelFile()->compression_level.isEmpty() ? 0 : field->getRelFile()->compression_level;
1969	SuperClassWriter::setCompressionLevel(fieldid, field->compression_level);
1970
1971	{ // Ecriture des coordonnes
1972
1973	StdString coordstr; //boost::algorithm::join(coodinates, " ")
1974	std::vector<StdString>::iterator
1975	itc = coodinates.begin(), endc = coodinates.end();
1976
1977	for (; itc!= endc; itc++)
1978	{
1979	StdString & coord = *itc;
1980	if (itc+1 != endc)
1981	coordstr.append(coord).append(" ");
1982	else coordstr.append(coord);
1983	}
1984
1985	SuperClassWriter::addAttribute("coordinates", coordstr, &fieldid);
1986
1987	}
1988
1989	vector<CVariable*> listVars = field->getAllVariables() ;
1990	for (vector<CVariable>::iterator it = listVars.begin() ;it != listVars.end(); it++) writeAttribute_(it, fieldid) ;
1991
1992	}
1993	catch (CNetCdfException& e)
1994	{
1995	StdString msg("On writing field : ");
1996	msg.append(fieldid); msg.append("\n");
1997	msg.append("In the context : ");
1998	msg.append(context->getId()); msg.append("\n");
1999	msg.append(e.what());
2000	ERROR("CNc4DataOutput::writeField_(CField* field)", << msg);
2001	}
2002	} // writeField_()
2003
2004	//--------------------------------------------------------------
2005
2006	void CNc4DataOutput::writeFile_ (CFile* file)
2007	{
2008	StdString filename = file->getFileOutputName();
2009	StdString description = (!file->description.isEmpty())
2010	? file->description.getValue()
2011	: StdString("Created by xios");
2012
2013	singleDomain = (file->nbDomains == 1);
2014
2015	StdString conv_str ;
2016	if (file->convention_str.isEmpty())
2017	{
2018	if (SuperClassWriter::useCFConvention) conv_str="CF-1.6" ;
2019	else conv_str="UGRID" ;
2020	}
2021	else conv_str=file->convention_str ;
2022
2023	try
2024	{
2025	if (!appendMode) this->writeFileAttributes(filename, description,
2026	conv_str,
2027	StdString("An IPSL model"),
2028	this->getTimeStamp());
2029
2030	if (!appendMode)
2031	SuperClassWriter::addDimension("axis_nbounds", 2);
2032	}
2033	catch (CNetCdfException& e)
2034	{
2035	StdString msg("On writing file : ");
2036	msg.append(filename); msg.append("\n");
2037	msg.append("In the context : ");
2038	CContext* context = CContext::getCurrent() ;
2039	msg.append(context->getId()); msg.append("\n");
2040	msg.append(e.what());
2041	ERROR("CNc4DataOutput::writeFile_ (CFile* file)", << msg);
2042	}
2043	}
2044
2045	void CNc4DataOutput::writeAttribute_ (CVariable* var, const string& fieldId)
2046	{
2047	StdString name = var->getVariableOutputName();
2048
2049	try
2050	{
2051	if (var->type.getValue() == CVariable::type_attr::t_int \|\| var->type.getValue() == CVariable::type_attr::t_int32)
2052	addAttribute(name, var->getData<int>(), &fieldId);
2053	else if (var->type.getValue() == CVariable::type_attr::t_int16)
2054	addAttribute(name, var->getData<short int>(), &fieldId);
2055	else if (var->type.getValue() == CVariable::type_attr::t_float)
2056	addAttribute(name, var->getData<float>(), &fieldId);
2057	else if (var->type.getValue() == CVariable::type_attr::t_double)
2058	addAttribute(name, var->getData<double>(), &fieldId);
2059	else if (var->type.getValue() == CVariable::type_attr::t_string)
2060	addAttribute(name, var->getData<string>(), &fieldId);
2061	else
2062	ERROR("CNc4DataOutput::writeAttribute_ (CVariable* var, const string& fieldId)",
2063	<< "Unsupported variable of type " << var->type.getStringValue());
2064	}
2065	catch (CNetCdfException& e)
2066	{
2067	StdString msg("On writing attributes of variable with name : ");
2068	msg.append(name); msg.append("in the field "); msg.append(fieldId); msg.append("\n");
2069	msg.append("In the context : ");
2070	CContext* context = CContext::getCurrent() ;
2071	msg.append(context->getId()); msg.append("\n");
2072	msg.append(e.what());
2073	ERROR("CNc4DataOutput::writeAttribute_ (CVariable* var, const string& fieldId)", << msg);
2074	}
2075	}
2076
2077	void CNc4DataOutput::writeAttribute_ (CVariable* var)
2078	{
2079	StdString name = var->getVariableOutputName();
2080
2081	try
2082	{
2083	if (var->type.getValue() == CVariable::type_attr::t_int \|\| var->type.getValue() == CVariable::type_attr::t_int32)
2084	addAttribute(name, var->getData<int>());
2085	else if (var->type.getValue() == CVariable::type_attr::t_int16)
2086	addAttribute(name, var->getData<short int>());
2087	else if (var->type.getValue() == CVariable::type_attr::t_float)
2088	addAttribute(name, var->getData<float>());
2089	else if (var->type.getValue() == CVariable::type_attr::t_double)
2090	addAttribute(name, var->getData<double>());
2091	else if (var->type.getValue() == CVariable::type_attr::t_string)
2092	addAttribute(name, var->getData<string>());
2093	else
2094	ERROR("CNc4DataOutput::writeAttribute_ (CVariable* var)",
2095	<< "Unsupported variable of type " << var->type.getStringValue());
2096	}
2097	catch (CNetCdfException& e)
2098	{
2099	StdString msg("On writing attributes of variable with name : ");
2100	msg.append(name); msg.append("\n");
2101	msg.append("In the context : ");
2102	CContext* context = CContext::getCurrent() ;
2103	msg.append(context->getId()); msg.append("\n");
2104	msg.append(e.what());
2105	ERROR("CNc4DataOutput::writeAttribute_ (CVariable* var)", << msg);
2106	}
2107	}
2108
2109	void CNc4DataOutput::syncFile_ (void)
2110	{
2111	try
2112	{
2113	SuperClassWriter::sync() ;
2114	}
2115	catch (CNetCdfException& e)
2116	{
2117	StdString msg("On synchronizing the write among processes");
2118	msg.append("In the context : ");
2119	CContext* context = CContext::getCurrent() ;
2120	msg.append(context->getId()); msg.append("\n");
2121	msg.append(e.what());
2122	ERROR("CNc4DataOutput::syncFile_ (void)", << msg);
2123	}
2124	}
2125
2126	void CNc4DataOutput::closeFile_ (void)
2127	{
2128	try
2129	{
2130	SuperClassWriter::close() ;
2131	}
2132	catch (CNetCdfException& e)
2133	{
2134	StdString msg("On closing file");
2135	msg.append("In the context : ");
2136	CContext* context = CContext::getCurrent() ;
2137	msg.append(context->getId()); msg.append("\n");
2138	msg.append(e.what());
2139	ERROR("CNc4DataOutput::syncFile_ (void)", << msg);
2140	}
2141
2142	}
2143
2144	//---------------------------------------------------------------
2145
2146	StdString CNc4DataOutput::getTimeStamp(void) const
2147	{
2148	const int buffer_size = 100;
2149	time_t rawtime;
2150	struct tm * timeinfo = NULL;
2151	char buffer [buffer_size];
2152	StdString formatStr;
2153	if (file->time_stamp_format.isEmpty()) formatStr="%Y-%b-%d %H:%M:%S %Z" ;
2154	else formatStr=file->time_stamp_format;
2155
2156	// time ( &rawtime );
2157	// timeinfo = localtime ( &rawtime );
2158	time ( &rawtime );
2159	timeinfo = gmtime ( &rawtime );
2160	strftime (buffer, buffer_size, formatStr.c_str(), timeinfo);
2161
2162	return (StdString(buffer));
2163	}
2164
2165	//---------------------------------------------------------------
2166
2167	int CNc4DataOutput::writeFieldData_ (CField* field, const CArray<double,1>& data, const CDate& lastWrite,
2168	const CDate& currentWrite, int nstep)
2169	{
2170	CContext* context = CContext::getCurrent();
2171	CGrid* grid = field->getGrid();
2172
2173	if (nstep<1)
2174	{
2175	return nstep;
2176	}
2177
2178	if (!grid->doGridHaveDataToWrite())
2179	if (SuperClass::type == MULTI_FILE \|\| !isCollective)
2180	{
2181	return nstep;
2182	}
2183
2184	StdString fieldid = field->getFieldOutputName();
2185
2186	StdOStringStream oss;
2187	string timeAxisId;
2188	if (field->hasTimeInstant) timeAxisId = "time_instant";
2189	else if (field->hasTimeCentered) timeAxisId = "time_centered";
2190
2191	StdString timeBoundId = getTimeCounterName() + "_bounds";
2192
2193	StdString timeAxisBoundId;
2194	if (field->hasTimeInstant) timeAxisBoundId = "time_instant_bounds";
2195	else if (field->hasTimeCentered) timeAxisBoundId = "time_centered_bounds";
2196
2197	if (!field->wasWritten())
2198	{
2199	if (appendMode && field->getRelFile()->record_offset.isEmpty() &&
2200	field->getOperationTimeType() != func::CFunctor::once)
2201	{
2202	double factorUnit;
2203	if (!field->getRelFile()->time_units.isEmpty() && field->getRelFile()->time_units==CFile::time_units_attr::days)
2204	factorUnit=context->getCalendar()->getDayLengthInSeconds() ;
2205	else factorUnit=1 ;
2206	nstep = getRecordFromTime(currentWrite,factorUnit) + 1;
2207	}
2208
2209	field->setWritten();
2210	}
2211
2212
2213	CArray<double,1> time_data(1);
2214	CArray<double,1> time_data_bound(2);
2215	CArray<double,1> time_counter(1);
2216	CArray<double,1> time_counter_bound(2);
2217
2218	bool wtime = (field->getOperationTimeType() != func::CFunctor::once);
2219	bool wtimeCounter =false ;
2220	bool wtimeData =false ;
2221
2222
2223	if (wtime)
2224	{
2225
2226	if (field->hasTimeInstant)
2227	{
2228	time_data(0) = time_data_bound(1) = (Time) lastWrite;
2229	time_data_bound(0) = time_data_bound(1) = (Time) currentWrite;
2230	if (timeCounterType==instant)
2231	{
2232	time_counter(0) = time_data(0);
2233	time_counter_bound(0) = time_data_bound(0);
2234	time_counter_bound(1) = time_data_bound(1);
2235	wtimeCounter=true ;
2236	}
2237	if (hasTimeInstant) wtimeData=true ;
2238	}
2239	else if (field->hasTimeCentered)
2240	{
2241	time_data(0) = ((Time)currentWrite + (Time)lastWrite) / 2;
2242	time_data_bound(0) = (Time)lastWrite;
2243	time_data_bound(1) = (Time)currentWrite;
2244	if (timeCounterType==centered)
2245	{
2246	time_counter(0) = time_data(0) ;
2247	time_counter_bound(0) = time_data_bound(0) ;
2248	time_counter_bound(1) = time_data_bound(1) ;
2249	wtimeCounter=true ;
2250	}
2251	if (hasTimeCentered) wtimeData=true ;
2252	}
2253
2254	if (timeCounterType==record)
2255	{
2256	time_counter(0) = nstep - 1;
2257	time_counter_bound(0) = time_counter_bound(1) = nstep - 1;
2258	wtimeCounter=true ;
2259	}
2260
2261	if (!field->getRelFile()->time_units.isEmpty() && field->getRelFile()->time_units==CFile::time_units_attr::days)
2262	{
2263	double secByDay=context->getCalendar()->getDayLengthInSeconds() ;
2264	time_data/=secByDay;
2265	time_data_bound/=secByDay;
2266	time_counter/=secByDay;
2267	time_counter_bound/=secByDay;
2268	}
2269	}
2270
2271	bool isRoot = (context->intraCommRank_ == 0);
2272
2273	try
2274	{
2275	switch (SuperClass::type)
2276	{
2277	case (MULTI_FILE) :
2278	{
2279	CTimer::get("Files : writing data").resume();
2280	SuperClassWriter::writeData(data, fieldid, isCollective, nstep - 1);
2281	CTimer::get("Files : writing data").suspend();
2282	if (wtime)
2283	{
2284	CTimer::get("Files : writing time axis").resume();
2285	if ( wtimeData)
2286	{
2287	SuperClassWriter::writeTimeAxisData(time_data, timeAxisId, isCollective, nstep - 1, isRoot);
2288	SuperClassWriter::writeTimeAxisDataBounds(time_data_bound, timeAxisBoundId, isCollective, nstep - 1, isRoot);
2289	}
2290	if (wtimeCounter)
2291	{
2292	SuperClassWriter::writeTimeAxisData(time_counter, getTimeCounterName(), isCollective, nstep - 1,isRoot);
2293	if (timeCounterType!=record) SuperClassWriter::writeTimeAxisDataBounds(time_counter_bound, timeBoundId, isCollective, nstep - 1, isRoot);
2294	}
2295	CTimer::get("Files : writing time axis").suspend();
2296	}
2297	break;
2298	}
2299	case (ONE_FILE) :
2300	{
2301
2302	std::vector<StdSize> start, count;
2303
2304	if (field->getUseCompressedOutput())
2305	{
2306	CArray<int,1> axisDomainOrder = grid->axis_domain_order;
2307	std::vector<StdString> domainList = grid->getDomainList();
2308	std::vector<StdString> axisList = grid->getAxisList();
2309	int numElement = axisDomainOrder.numElements();
2310	int idxDomain = domainList.size() - 1, idxAxis = axisList.size() - 1;
2311	int idx = domainList.size() * 2 + axisList.size() - 1;
2312	int commRank ;
2313
2314	MPI_Comm_rank(comm_file,&commRank) ;
2315
2316	start.reserve(idx+1);
2317	count.reserve(idx+1);
2318
2319	for (int i = numElement - 1; i >= 0; --i)
2320	{
2321	if (2 == axisDomainOrder(i))
2322	{
2323	CDomain* domain = CDomain::get(domainList[idxDomain]);
2324
2325	if (domain->isCompressible())
2326	{
2327	size_t offset ;
2328	size_t nbIndexes = domain->getLocalView(CElementView::WORKFLOW)->getSize() ;
2329	if (domain->isDistributed())
2330	{
2331	MPI_Exscan(&nbIndexes, &offset, 1, MPI_SIZE_T, MPI_SUM, comm_file) ;
2332	if (commRank==0) offset=0 ;
2333	}
2334	else offset=0 ;
2335
2336	start.push_back(offset);
2337	count.push_back(nbIndexes);
2338	idx -= 2;
2339	}
2340	else
2341	{
2342	if ((domain->type) != CDomain::type_attr::unstructured)
2343	{
2344	start.push_back(domain->jbegin);
2345	count.push_back(domain->nj);
2346	}
2347	--idx;
2348	start.push_back(domain->ibegin);
2349	count.push_back(domain->ni);
2350	--idx;
2351	}
2352	--idxDomain;
2353	}
2354	else if (1 == axisDomainOrder(i))
2355	{
2356	CAxis* axis = CAxis::get(axisList[idxAxis]);
2357
2358	if (axis->isCompressible())
2359	{
2360	size_t offset ;
2361	size_t nbIndexes = axis->getLocalView(CElementView::WORKFLOW)->getSize() ;
2362	if (axis->isDistributed())
2363	{
2364	MPI_Exscan(&nbIndexes, &offset, 1, MPI_SIZE_T, MPI_SUM, comm_file) ;
2365	if (commRank==0) offset=0 ;
2366	}
2367	else offset=0 ;
2368
2369	start.push_back(offset);
2370	count.push_back(nbIndexes);
2371	}
2372	else
2373	{
2374	start.push_back(axis->begin);
2375	count.push_back(axis->n);
2376	}
2377	--idxAxis;
2378	--idx;
2379	}
2380	}
2381	}
2382	else
2383	{
2384	CArray<int,1> axisDomainOrder = grid->axis_domain_order;
2385	std::vector<StdString> domainList = grid->getDomainList();
2386	std::vector<StdString> axisList = grid->getAxisList();
2387	std::vector<StdString> scalarList = grid->getScalarList() ;
2388	int numElement = axisDomainOrder.numElements();
2389	int idxDomain = domainList.size() - 1, idxAxis = axisList.size() - 1;
2390	int idx = domainList.size() * 2 + axisList.size() - 1;
2391
2392	start.reserve(idx+1);
2393	count.reserve(idx+1);
2394
2395	for (int i = numElement - 1; i >= 0; --i)
2396	{
2397	if (2 == axisDomainOrder(i))
2398	{
2399	CDomain* domain = CDomain::get(domainList[idxDomain]);
2400	if ((domain->type) != CDomain::type_attr::unstructured)
2401	{
2402	start.push_back(domain->jbegin);
2403	count.push_back(domain->nj);
2404	}
2405	--idx ;
2406
2407	start.push_back(domain->ibegin);
2408	count.push_back(domain->ni);
2409	--idx ;
2410	--idxDomain;
2411	}
2412	else if (1 == axisDomainOrder(i))
2413	{
2414	CAxis* axis = CAxis::get(axisList[idxAxis]);
2415	start.push_back(axis->begin);
2416	count.push_back(axis->n);
2417	--idx;
2418	--idxAxis;
2419	}
2420	else
2421	{
2422	if (1 == axisDomainOrder.numElements())
2423	{
2424	CScalar* scalar = CScalar::get(scalarList[scalarList.size()-1]);
2425	start.push_back(0);
2426	count.push_back(scalar->n);
2427	}
2428	--idx;
2429	}
2430	}
2431	}
2432
2433
2434	CTimer::get("Files : writing data").resume();
2435	SuperClassWriter::writeData(data, fieldid, isCollective, nstep - 1, &start, &count);
2436	CTimer::get("Files : writing data").suspend();
2437
2438	if (wtime)
2439	{
2440	CTimer::get("Files : writing time axis").resume();
2441	if ( wtimeData)
2442	{
2443	SuperClassWriter::writeTimeAxisData(time_data, timeAxisId, isCollective, nstep - 1, isRoot);
2444	SuperClassWriter::writeTimeAxisDataBounds(time_data_bound, timeAxisBoundId, isCollective, nstep - 1, isRoot);
2445	}
2446	if (wtimeCounter)
2447	{
2448	SuperClassWriter::writeTimeAxisData(time_counter, getTimeCounterName(), isCollective, nstep - 1,isRoot);
2449	if (timeCounterType!=record) SuperClassWriter::writeTimeAxisDataBounds(time_counter_bound, timeBoundId, isCollective, nstep - 1, isRoot);
2450
2451	}
2452	CTimer::get("Files : writing time axis").suspend();
2453	}
2454
2455	break;
2456	}
2457	}
2458	return nstep ;
2459	}
2460	catch (CNetCdfException& e)
2461	{
2462	StdString msg("On writing field data: ");
2463	msg.append(fieldid); msg.append("\n");
2464	msg.append("In the context : ");
2465	msg.append(context->getId()); msg.append("\n");
2466	msg.append(e.what());
2467	ERROR("CNc4DataOutput::writeFieldData_ (CField* field)", << msg);
2468	}
2469	}
2470
2471	//---------------------------------------------------------------
2472
2473	void CNc4DataOutput::writeTimeAxis_
2474	(CField* field,
2475	const std::shared_ptr<CCalendar> cal)
2476	{
2477	StdOStringStream oss;
2478	bool createInstantAxis=false ;
2479	bool createCenteredAxis=false ;
2480	bool createTimeCounterAxis=false ;
2481
2482	if (field->getOperationTimeType() == func::CFunctor::once) return ;
2483
2484
2485	StdString axisId ;
2486	StdString axisBoundId;
2487	StdString timeid(getTimeCounterName());
2488	StdString timeBoundId("axis_nbounds");
2489
2490	StdString strTimeUnits ;
2491	if (!field->getRelFile()->time_units.isEmpty() && field->getRelFile()->time_units==CFile::time_units_attr::days) strTimeUnits="days since " ;
2492	else strTimeUnits="seconds since " ;
2493
2494	if (field->getOperationTimeType() == func::CFunctor::instant) field->hasTimeInstant = true;
2495	if (field->getOperationTimeType() == func::CFunctor::centered) field->hasTimeCentered = true;
2496
2497
2498	if (field->getRelFile()->time_counter.isEmpty())
2499	{
2500	if (timeCounterType==none) createTimeCounterAxis=true ;
2501	if (field->hasTimeCentered)
2502	{
2503	timeCounterType=centered ;
2504	if (!hasTimeCentered) createCenteredAxis=true ;
2505	}
2506	if (field->hasTimeInstant)
2507	{
2508	if (timeCounterType==none) timeCounterType=instant ;
2509	if (!hasTimeInstant) createInstantAxis=true ;
2510	}
2511	}
2512	else if (field->getRelFile()->time_counter==CFile::time_counter_attr::instant)
2513	{
2514	if (field->hasTimeCentered)
2515	{
2516	if (!hasTimeCentered) createCenteredAxis=true ;
2517	}
2518	if (field->hasTimeInstant)
2519	{
2520	if (timeCounterType==none) createTimeCounterAxis=true ;
2521	timeCounterType=instant ;
2522	if (!hasTimeInstant) createInstantAxis=true ;
2523	}
2524	}
2525	else if (field->getRelFile()->time_counter==CFile::time_counter_attr::centered)
2526	{
2527	if (field->hasTimeCentered)
2528	{
2529	if (timeCounterType==none) createTimeCounterAxis=true ;
2530	timeCounterType=centered ;
2531	if (!hasTimeCentered) createCenteredAxis=true ;
2532	}
2533	if (field->hasTimeInstant)
2534	{
2535	if (!hasTimeInstant) createInstantAxis=true ;
2536	}
2537	}
2538	else if (field->getRelFile()->time_counter==CFile::time_counter_attr::instant_exclusive)
2539	{
2540	if (field->hasTimeCentered)
2541	{
2542	if (!hasTimeCentered) createCenteredAxis=true ;
2543	}
2544	if (field->hasTimeInstant)
2545	{
2546	if (timeCounterType==none) createTimeCounterAxis=true ;
2547	timeCounterType=instant ;
2548	}
2549	}
2550	else if (field->getRelFile()->time_counter==CFile::time_counter_attr::centered_exclusive)
2551	{
2552	if (field->hasTimeCentered)
2553	{
2554	if (timeCounterType==none) createTimeCounterAxis=true ;
2555	timeCounterType=centered ;
2556	}
2557	if (field->hasTimeInstant)
2558	{
2559	if (!hasTimeInstant) createInstantAxis=true ;
2560	}
2561	}
2562	else if (field->getRelFile()->time_counter==CFile::time_counter_attr::exclusive)
2563	{
2564	if (field->hasTimeCentered)
2565	{
2566	if (timeCounterType==none) createTimeCounterAxis=true ;
2567	if (timeCounterType==instant) createInstantAxis=true ;
2568	timeCounterType=centered ;
2569	}
2570	if (field->hasTimeInstant)
2571	{
2572	if (timeCounterType==none)
2573	{
2574	createTimeCounterAxis=true ;
2575	timeCounterType=instant ;
2576	}
2577	if (timeCounterType==centered)
2578	{
2579	if (!hasTimeInstant) createInstantAxis=true ;
2580	}
2581	}
2582	}
2583	else if (field->getRelFile()->time_counter==CFile::time_counter_attr::none)
2584	{
2585	if (field->hasTimeCentered)
2586	{
2587	if (!hasTimeCentered) createCenteredAxis=true ;
2588	}
2589	if (field->hasTimeInstant)
2590	{
2591	if (!hasTimeInstant) createInstantAxis=true ;
2592	}
2593	}
2594	else if (field->getRelFile()->time_counter==CFile::time_counter_attr::record)
2595	{
2596	if (timeCounterType==none) createTimeCounterAxis=true ;
2597	timeCounterType=record ;
2598	if (field->hasTimeCentered)
2599	{
2600	if (!hasTimeCentered) createCenteredAxis=true ;
2601	}
2602	if (field->hasTimeInstant)
2603	{
2604	if (!hasTimeInstant) createInstantAxis=true ;
2605	}
2606	}
2607
2608	if (createInstantAxis)
2609	{
2610	axisId="time_instant" ;
2611	axisBoundId="time_instant_bounds";
2612	hasTimeInstant=true ;
2613	}
2614
2615	if (createCenteredAxis)
2616	{
2617	axisId="time_centered" ;
2618	axisBoundId="time_centered_bounds";
2619	hasTimeCentered=true ;
2620	}
2621
2622
2623	try
2624	{
2625	std::vector<StdString> dims;
2626
2627	if (createInstantAxis \|\| createCenteredAxis)
2628	{
2629	// Adding time_instant or time_centered
2630	dims.push_back(timeid);
2631	if (!SuperClassWriter::varExist(axisId))
2632	{
2633	SuperClassWriter::addVariable(axisId, NC_DOUBLE, dims);
2634
2635	CDate timeOrigin=cal->getTimeOrigin() ;
2636	StdOStringStream oss2;
2637	StdString strInitdate=oss2.str() ;
2638	StdString strTimeOrigin=timeOrigin.toString() ;
2639	this->writeTimeAxisAttributes(axisId, cal->getType(),strTimeUnits+strTimeOrigin,
2640	strTimeOrigin, axisBoundId);
2641	}
2642
2643	// Adding time_instant_bounds or time_centered_bounds variables
2644	if (!SuperClassWriter::varExist(axisBoundId))
2645	{
2646	dims.clear() ;
2647	dims.push_back(timeid);
2648	dims.push_back(timeBoundId);
2649	SuperClassWriter::addVariable(axisBoundId, NC_DOUBLE, dims);
2650	}
2651	}
2652
2653	if (createTimeCounterAxis)
2654	{
2655	// Adding time_counter
2656	axisId = getTimeCounterName();
2657	axisBoundId = getTimeCounterName() + "_bounds";
2658	dims.clear();
2659	dims.push_back(timeid);
2660	if (!SuperClassWriter::varExist(axisId))
2661	{
2662	SuperClassWriter::addVariable(axisId, NC_DOUBLE, dims);
2663	SuperClassWriter::addAttribute("axis", string("T"), &axisId);
2664
2665	if (field->getRelFile()->time_counter.isEmpty() \|\|
2666	(field->getRelFile()->time_counter != CFile::time_counter_attr::record))
2667	{
2668	CDate timeOrigin = cal->getTimeOrigin();
2669	StdString strTimeOrigin = timeOrigin.toString();
2670
2671	this->writeTimeAxisAttributes(axisId, cal->getType(),
2672	strTimeUnits+strTimeOrigin,
2673	strTimeOrigin, axisBoundId);
2674	}
2675	}
2676
2677	// Adding time_counter_bound dimension
2678	if (field->getRelFile()->time_counter.isEmpty() \|\| (field->getRelFile()->time_counter != CFile::time_counter_attr::record))
2679	{
2680	if (!SuperClassWriter::varExist(axisBoundId))
2681	{
2682	dims.clear();
2683	dims.push_back(timeid);
2684	dims.push_back(timeBoundId);
2685	SuperClassWriter::addVariable(axisBoundId, NC_DOUBLE, dims);
2686	}
2687	}
2688	}
2689	}
2690	catch (CNetCdfException& e)
2691	{
2692	StdString msg("On writing time axis data: ");
2693	msg.append("In the context : ");
2694	CContext* context = CContext::getCurrent() ;
2695	msg.append(context->getId()); msg.append("\n");
2696	msg.append(e.what());
2697	ERROR("CNc4DataOutput::writeTimeAxis_ (CField* field, \
2698	const std::shared_ptr<CCalendar> cal)", << msg);
2699	}
2700	}
2701
2702	//---------------------------------------------------------------
2703
2704	void CNc4DataOutput::writeTimeAxisAttributes(const StdString & axis_name,
2705	const StdString & calendar,
2706	const StdString & units,
2707	const StdString & time_origin,
2708	const StdString & time_bounds,
2709	const StdString & standard_name,
2710	const StdString & long_name)
2711	{
2712	try
2713	{
2714	SuperClassWriter::addAttribute("standard_name", standard_name, &axis_name);
2715	SuperClassWriter::addAttribute("long_name", long_name , &axis_name);
2716	SuperClassWriter::addAttribute("calendar", calendar , &axis_name);
2717	SuperClassWriter::addAttribute("units", units , &axis_name);
2718	SuperClassWriter::addAttribute("time_origin", time_origin , &axis_name);
2719	SuperClassWriter::addAttribute("bounds", time_bounds , &axis_name);
2720	}
2721	catch (CNetCdfException& e)
2722	{
2723	StdString msg("On writing time axis Attribute: ");
2724	msg.append("In the context : ");
2725	CContext* context = CContext::getCurrent() ;
2726	msg.append(context->getId()); msg.append("\n");
2727	msg.append(e.what());
2728	ERROR("CNc4DataOutput::writeTimeAxisAttributes(const StdString & axis_name, \
2729	const StdString & calendar,\
2730	const StdString & units, \
2731	const StdString & time_origin, \
2732	const StdString & time_bounds, \
2733	const StdString & standard_name, \
2734	const StdString & long_name)", << msg);
2735	}
2736	}
2737
2738	//---------------------------------------------------------------
2739
2740	void CNc4DataOutput::writeAxisAttributes(const StdString & axis_name,
2741	const StdString & axis,
2742	const StdString & standard_name,
2743	const StdString & long_name,
2744	const StdString & units,
2745	const StdString & nav_model)
2746	{
2747	try
2748	{
2749	if (!axis.empty())
2750	SuperClassWriter::addAttribute("axis" , axis , &axis_name);
2751
2752	SuperClassWriter::addAttribute("standard_name", standard_name, &axis_name);
2753	SuperClassWriter::addAttribute("long_name" , long_name , &axis_name);
2754	SuperClassWriter::addAttribute("units" , units , &axis_name);
2755	// SuperClassWriter::addAttribute("nav_model" , nav_model , &axis_name);
2756	}
2757	catch (CNetCdfException& e)
2758	{
2759	StdString msg("On writing Axis Attribute: ");
2760	msg.append("In the context : ");
2761	CContext* context = CContext::getCurrent() ;
2762	msg.append(context->getId()); msg.append("\n");
2763	msg.append(e.what());
2764	ERROR("CNc4DataOutput::writeAxisAttributes(const StdString & axis_name, \
2765	const StdString & axis, \
2766	const StdString & standard_name, \
2767	const StdString & long_name, \
2768	const StdString & units, \
2769	const StdString & nav_model)", << msg);
2770	}
2771	}
2772
2773	//---------------------------------------------------------------
2774
2775	void CNc4DataOutput::writeLocalAttributes
2776	(int ibegin, int ni, int jbegin, int nj, StdString domid)
2777	{
2778	try
2779	{
2780	SuperClassWriter::addAttribute(StdString("ibegin").append(domid), ibegin);
2781	SuperClassWriter::addAttribute(StdString("ni" ).append(domid), ni);
2782	SuperClassWriter::addAttribute(StdString("jbegin").append(domid), jbegin);
2783	SuperClassWriter::addAttribute(StdString("nj" ).append(domid), nj);
2784	}
2785	catch (CNetCdfException& e)
2786	{
2787	StdString msg("On writing Local Attributes: ");
2788	msg.append("In the context : ");
2789	CContext* context = CContext::getCurrent() ;
2790	msg.append(context->getId()); msg.append("\n");
2791	msg.append(e.what());
2792	ERROR("CNc4DataOutput::writeLocalAttributes \
2793	(int ibegin, int ni, int jbegin, int nj, StdString domid)", << msg);
2794	}
2795
2796	}
2797
2798	void CNc4DataOutput::writeLocalAttributes_IOIPSL(const StdString& dimXid, const StdString& dimYid,
2799	int ibegin, int ni, int jbegin, int nj, int ni_glo, int nj_glo, int rank, int size)
2800	{
2801	CArray<int,1> array(2) ;
2802
2803	try
2804	{
2805	SuperClassWriter::addAttribute("DOMAIN_number_total",size ) ;
2806	SuperClassWriter::addAttribute("DOMAIN_number", rank) ;
2807	array = SuperClassWriter::getDimension(dimXid) + 1, SuperClassWriter::getDimension(dimYid) + 1;
2808	SuperClassWriter::addAttribute("DOMAIN_dimensions_ids",array) ;
2809	array=ni_glo,nj_glo ;
2810	SuperClassWriter::addAttribute("DOMAIN_size_global", array) ;
2811	array=ni,nj ;
2812	SuperClassWriter::addAttribute("DOMAIN_size_local", array) ;
2813	array=ibegin+1,jbegin+1 ;
2814	SuperClassWriter::addAttribute("DOMAIN_position_first", array) ;
2815	array=ibegin+ni-1+1,jbegin+nj-1+1 ;
2816	SuperClassWriter::addAttribute("DOMAIN_position_last",array) ;
2817	array=0,0 ;
2818	SuperClassWriter::addAttribute("DOMAIN_halo_size_start", array) ;
2819	SuperClassWriter::addAttribute("DOMAIN_halo_size_end", array);
2820	SuperClassWriter::addAttribute("DOMAIN_type",string("box")) ;
2821	/*
2822	SuperClassWriter::addAttribute("DOMAIN_DIM_N001",string("x")) ;
2823	SuperClassWriter::addAttribute("DOMAIN_DIM_N002",string("y")) ;
2824	SuperClassWriter::addAttribute("DOMAIN_DIM_N003",string("axis_A")) ;
2825	SuperClassWriter::addAttribute("DOMAIN_DIM_N004",string("time_counter")) ;
2826	*/
2827	}
2828	catch (CNetCdfException& e)
2829	{
2830	StdString msg("On writing Local Attributes IOIPSL \n");
2831	msg.append("In the context : ");
2832	CContext* context = CContext::getCurrent() ;
2833	msg.append(context->getId()); msg.append("\n");
2834	msg.append(e.what());
2835	ERROR("CNc4DataOutput::writeLocalAttributes_IOIPSL \
2836	(int ibegin, int ni, int jbegin, int nj, int ni_glo, int nj_glo, int rank, int size)", << msg);
2837	}
2838	}
2839	//---------------------------------------------------------------
2840
2841	void CNc4DataOutput:: writeFileAttributes(const StdString & name,
2842	const StdString & description,
2843	const StdString & conventions,
2844	const StdString & production,
2845	const StdString & timeStamp)
2846	{
2847	try
2848	{
2849	SuperClassWriter::addAttribute("name" , name);
2850	SuperClassWriter::addAttribute("description", description);
2851	SuperClassWriter::addAttribute("title" , description);
2852	SuperClassWriter::addAttribute("Conventions", conventions);
2853	// SuperClassWriter::addAttribute("production" , production);
2854
2855	StdString timeStampStr ;
2856	if (file->time_stamp_name.isEmpty()) timeStampStr="timeStamp" ;
2857	else timeStampStr=file->time_stamp_name ;
2858	SuperClassWriter::addAttribute(timeStampStr, timeStamp);
2859
2860	StdString uuidName ;
2861	if (file->uuid_name.isEmpty()) uuidName="uuid" ;
2862	else uuidName=file->uuid_name ;
2863
2864	if (file->uuid_format.isEmpty()) SuperClassWriter::addAttribute(uuidName, getUuidStr());
2865	else SuperClassWriter::addAttribute(uuidName, getUuidStr(file->uuid_format));
2866
2867	}
2868	catch (CNetCdfException& e)
2869	{
2870	StdString msg("On writing File Attributes \n ");
2871	msg.append("In the context : ");
2872	CContext* context = CContext::getCurrent() ;
2873	msg.append(context->getId()); msg.append("\n");
2874	msg.append(e.what());
2875	ERROR("CNc4DataOutput:: writeFileAttributes(const StdString & name, \
2876	const StdString & description, \
2877	const StdString & conventions, \
2878	const StdString & production, \
2879	const StdString & timeStamp)", << msg);
2880	}
2881	}
2882
2883	//---------------------------------------------------------------
2884
2885	void CNc4DataOutput::writeMaskAttributes(const StdString & mask_name,
2886	int data_dim,
2887	int data_ni,
2888	int data_nj,
2889	int data_ibegin,
2890	int data_jbegin)
2891	{
2892	try
2893	{
2894	SuperClassWriter::addAttribute("data_dim" , data_dim , &mask_name);
2895	SuperClassWriter::addAttribute("data_ni" , data_ni , &mask_name);
2896	SuperClassWriter::addAttribute("data_nj" , data_nj , &mask_name);
2897	SuperClassWriter::addAttribute("data_ibegin", data_ibegin, &mask_name);
2898	SuperClassWriter::addAttribute("data_jbegin", data_jbegin, &mask_name);
2899	}
2900	catch (CNetCdfException& e)
2901	{
2902	StdString msg("On writing Mask Attributes \n ");
2903	msg.append("In the context : ");
2904	CContext* context = CContext::getCurrent() ;
2905	msg.append(context->getId()); msg.append("\n");
2906	msg.append(e.what());
2907	ERROR("CNc4DataOutput::writeMaskAttributes(const StdString & mask_name, \
2908	int data_dim, \
2909	int data_ni, \
2910	int data_nj, \
2911	int data_ibegin, \
2912	int data_jbegin)", << msg);
2913	}
2914	}
2915
2916	///--------------------------------------------------------------
2917
2918	StdSize CNc4DataOutput::getRecordFromTime(Time time, double factorUnit)
2919	{
2920	std::map<Time, StdSize>::const_iterator it = timeToRecordCache.find(time);
2921	if (it == timeToRecordCache.end())
2922	{
2923	StdString timeAxisBoundsId(getTimeCounterName() + "_bounds");
2924	if (!SuperClassWriter::varExist(timeAxisBoundsId)) timeAxisBoundsId = "time_centered_bounds";
2925	if (!SuperClassWriter::varExist(timeAxisBoundsId)) timeAxisBoundsId = "time_instant_bounds";
2926
2927	CArray<double,2> timeAxisBounds;
2928	std::vector<StdSize> dimSize(SuperClassWriter::getDimensions(timeAxisBoundsId)) ;
2929
2930	StdSize record = 0;
2931	double dtime(time);
2932	for (int n = dimSize[0] - 1; n >= 0; n--)
2933	{
2934	SuperClassWriter::getTimeAxisBounds(timeAxisBounds, timeAxisBoundsId, isCollective, n);
2935	timeAxisBounds*=factorUnit ;
2936	if (timeAxisBounds(1, 0) < dtime)
2937	{
2938	record = n + 1;
2939	break;
2940	}
2941	}
2942	it = timeToRecordCache.insert(std::make_pair(time, record)).first;
2943	}
2944	return it->second;
2945	}
2946
2947	///--------------------------------------------------------------
2948
2949	bool CNc4DataOutput::isWrittenDomain(const std::string& domainName) const
2950	{
2951	return (this->writtenDomains.find(domainName) != this->writtenDomains.end());
2952	}
2953
2954	bool CNc4DataOutput::isWrittenCompressedDomain(const std::string& domainName) const
2955	{
2956	return (this->writtenCompressedDomains.find(domainName) != this->writtenCompressedDomains.end());
2957	}
2958
2959	bool CNc4DataOutput::isWrittenAxis(const std::string& axisName) const
2960	{
2961	return (this->writtenAxis.find(axisName) != this->writtenAxis.end());
2962	}
2963
2964	bool CNc4DataOutput::isWrittenCompressedAxis(const std::string& axisName) const
2965	{
2966	return (this->writtenCompressedAxis.find(axisName) != this->writtenCompressedAxis.end());
2967	}
2968
2969	bool CNc4DataOutput::isWrittenScalar(const std::string& scalarName) const
2970	{
2971	return (this->writtenScalar.find(scalarName) != this->writtenScalar.end());
2972	}
2973
2974	void CNc4DataOutput::setWrittenDomain(const std::string& domainName)
2975	{
2976	this->writtenDomains.insert(domainName);
2977	}
2978
2979	void CNc4DataOutput::setWrittenCompressedDomain(const std::string& domainName)
2980	{
2981	this->writtenCompressedDomains.insert(domainName);
2982	}
2983
2984	void CNc4DataOutput::setWrittenAxis(const std::string& axisName)
2985	{
2986	this->writtenAxis.insert(axisName);
2987	}
2988
2989	void CNc4DataOutput::setWrittenCompressedAxis(const std::string& axisName)
2990	{
2991	this->writtenCompressedAxis.insert(axisName);
2992	}
2993
2994	void CNc4DataOutput::setWrittenScalar(const std::string& scalarName)
2995	{
2996	this->writtenScalar.insert(scalarName);
2997	}
2998	} // namespace xios

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