DUNE-FEM (unstable)

vtkio.hh
1#ifndef DUNE_FEM_VTKIO_HH
2#define DUNE_FEM_VTKIO_HH
3
4#include <type_traits>
5
6#include <dune/common/deprecated.hh>
7
8#include <dune/grid/io/file/vtk/vtkwriter.hh>
9#include <dune/grid/io/file/vtk/subsamplingvtkwriter.hh>
10
11#include <dune/fem/version.hh>
12#include <dune/fem/io/parameter.hh>
13
14#include <dune/fem/misc/threads/domainthreaditerator.hh>
15
16namespace Dune
17{
18
19 namespace Fem
20 {
21
22 // Internal Forward Declarations
23 // -----------------------------
24
25 template< class GridPart, bool subsampling = false >
26 class VTKIO;
27
28
29
30 // VTKFunctionWrapper
31 // ------------------
32
33 template< class DF >
34 class VTKFunctionWrapper
35 : public VTKFunction< typename DF::GridPartType::GridViewType >
36 {
37 typedef VTKFunctionWrapper< DF > ThisType;
38
39 public:
40 enum TypeOfField { real, complex_real, complex_imag };
41 typedef DF DiscreteFunctionType;
42
43 typedef ConstLocalFunction< DF > LocalFunctionType;
44 typedef typename DiscreteFunctionType::FunctionSpaceType FunctionSpaceType;
45
46 static const int dimRange = FunctionSpaceType::dimRange;
47 static const int dimDomain = FunctionSpaceType::dimDomain;
48
49 typedef typename FunctionSpaceType::DomainType DomainType;
50 typedef typename FunctionSpaceType::RangeType RangeType;
51
52 typedef typename DiscreteFunctionType::GridPartType GridPartType;
53 typedef typename GridPartType::template Codim< 0 >::EntityType EntityType;
54
55 typedef typename EntityType::Geometry::LocalCoordinate LocalCoordinateType;
56
58 VTKFunctionWrapper ( const DiscreteFunctionType& df,
59 const std::string& dataName,
60 int component, bool vector, TypeOfField typeOfField )
61 : localFunction_( df ),
62 name_( ( dataName.size() > 0 ) ? dataName : df.name() ),
63 vector_( vector ),
64 typeOfField_( typeOfField ),
65 component_( component )
66 {}
67
69 virtual ~VTKFunctionWrapper ()
70 {}
71
73 virtual int ncomps () const
74 {
75 return (!vector_) ? 1 : 3; // dimDomain;
76 }
77
80 virtual double evaluate ( int comp, const EntityType &e, const LocalCoordinateType &xi ) const
81 {
82 localFunction_.bind( e );
83 typedef typename LocalFunctionType::RangeFieldType RangeFieldType;
84 RangeType val;
85 localFunction_.evaluate(xi,val);
86 localFunction_.unbind();
87
88 RangeFieldType outVal( 0 );
89 if (vector_)
90 {
91 if( comp <= dimDomain )
92 outVal = val[ comp + component_ ] ;
93 }
94 else
95 outVal = val[ component_ ] ;
96 if (typeOfField_ == TypeOfField::real || typeOfField_ == TypeOfField::complex_real )
97 return std::real( outVal );
98 else
99 return std::imag( outVal );
100 }
101
103 virtual std::string name () const
104 {
105 std::stringstream ret;
106 ret << name_;
107 if (typeOfField_ == TypeOfField::complex_real)
108 ret << "_real_";
109 if (typeOfField_ == TypeOfField::complex_imag)
110 ret << "_imag_";
111 if (vector_)
112 ret << "_vec" << component_;
113 else
114 ret << component_;
115 return ret.str();
116 }
117
118 private:
119 mutable LocalFunctionType localFunction_;
120 const std::string name_ ;
121 const bool vector_;
122 const TypeOfField typeOfField_;
123 const int component_;
124 };
125
126
127
128 // VTKIOBase
129 // ---------
130
132 template< class GridPart, bool subsampling >
133 class VTKIOBase
134 {
135 typedef VTKIOBase< GridPart, subsampling > ThisType;
136
137 protected:
138 typedef typename GridPart::GridViewType GridViewType;
139
140 class VTKWriter;
141 class SubsamplingVTKWriter;
142
143 typedef typename std::conditional< subsampling, SubsamplingVTKWriter, VTKWriter >::type
144 VTKWriterType;
145
146 public:
147 typedef GridPart GridPartType;
148
149 typedef typename GridPartType::GridType GridType;
150 typedef typename GridPartType::IndexSetType IndexSetType;
151
152 protected:
153 class PartitioningData
154 : public VTKFunction< GridViewType >
155 {
156 typedef PartitioningData ThisType;
157
158 public:
159 typedef typename GridViewType :: template Codim< 0 >::Entity EntityType;
160 typedef typename EntityType::Geometry::LocalCoordinate LocalCoordinateType;
161
162 typedef DomainDecomposedIteratorStorage< GridPartType > ThreadIteratorType;
163
165 PartitioningData( const GridPartType& gridPart,
166 const std::string& name,
167 const int rank, const int nThreads )
168 : iterators_( gridPart ), name_( name ), rank_( rank ), nThreads_( nThreads ) {}
169
171 virtual ~PartitioningData () {}
172
174 virtual int ncomps () const { return 1; }
175
178 virtual double evaluate ( int comp, const EntityType &e, const LocalCoordinateType &xi ) const
179 {
180 const int thread = iterators_.thread( e );
181 return (nThreads_ < 0) ? double( rank_ ) : double( rank_ * nThreads_ + thread );
182 }
183
185 virtual std::string name () const
186 {
187 return name_;
188 }
189
190 private:
191 ThreadIteratorType iterators_;
192 const std::string name_;
193 const int rank_;
194 const int nThreads_;
195
196 };
197
198 class VolumeData
199 : public VTKFunction< GridViewType >
200 {
201 typedef PartitioningData ThisType;
202
203 public:
204 typedef typename GridViewType :: template Codim< 0 >::Entity EntityType;
205 typedef typename EntityType::Geometry::LocalCoordinate LocalCoordinateType;
206
207 typedef DomainDecomposedIteratorStorage< GridPartType > ThreadIteratorType;
208
210 VolumeData() {}
211
213 virtual ~VolumeData () {}
214
216 virtual int ncomps () const { return 1; }
217
220 virtual double evaluate ( int comp, const EntityType &e, const LocalCoordinateType &xi ) const
221 {
222 return e.geometry().volume();
223 }
224
226 virtual std::string name () const
227 {
228 return std::string("volume");
229 }
230 };
231
232 int getPartitionParameter ( const ParameterReader &parameter = Parameter::container() ) const
233 {
234 // 0 = none, 1 = MPI ranks only, 2 = ranks + threads, 3 = like 1 and also threads only
235 const std::string names[] = { "none", "rank", "rank+thread", "rank/thread" };
236 return parameter.getEnum( "fem.io.partitioning", names, 0 );
237 }
238
239 protected :
240 VTKIOBase ( const GridPartType &gridPart, VTKWriterType *vtkWriter, const ParameterReader &parameter = Parameter::container() )
241 : gridPart_( gridPart ),
242 vtkWriter_( vtkWriter ),
243 addPartition_( getPartitionParameter( parameter ) )
244 {
245 static const std::string typeTable[] = { "ascii", "base64", "appended-raw", "appended-base64" };
246 static const VTK::OutputType typeValue[] = { VTK::ascii, VTK::base64, VTK::appendedraw, VTK::appendedbase64 };
247 type_ = typeValue[ parameter.getEnum( "fem.io.vtk.type", typeTable, 2 ) ];
248 }
249
250 void addPartitionData( const int myRank = -1 )
251 {
252 if( addPartition_ > 0 )
253 {
254 std::shared_ptr<VolumeData> volumePtr( std::make_shared<VolumeData>() );
255 vtkWriter_->addCellData( volumePtr );
256
257 const int rank = ( myRank < 0 ) ? gridPart_.comm().rank() : myRank ;
258 const int nThreads = ( addPartition_ > 1 ) ? MPIManager::maxThreads() : 1 ;
259 if( addPartition_ <= 2 )
260 {
261 std::shared_ptr<PartitioningData> dataRankPtr( std::make_shared<PartitioningData>(gridPart_, "rank", rank, nThreads) );
262 vtkWriter_->addCellData( dataRankPtr );
263 }
264 else
265 {
266 // rank only visualization
267 std::shared_ptr<PartitioningData> dataRankPtr( std::make_shared<PartitioningData>(gridPart_, "rank", rank, -1) );
268 vtkWriter_->addCellData( dataRankPtr );
269 // thread only visualization
270 std::shared_ptr<PartitioningData> dataThreadPtr( std::make_shared<PartitioningData>(gridPart_, "thread", 0, nThreads) );
271 vtkWriter_->addCellData( dataThreadPtr );
272 }
273 addPartition_ = 0 ;
274 }
275 }
276
277 template < class DF >
278 static bool notComplex()
279 {
280 typedef typename DF::RangeFieldType RangeFieldType;
281 typedef typename Dune::FieldTraits< RangeFieldType >::real_type RealType;
282 return ! std::is_same< typename std::remove_cv<RangeFieldType>::type, std::complex<RealType> >::value;
283 }
284
285 public:
286 ~VTKIOBase ()
287 {
288 delete vtkWriter_;
289 }
290
292 const GridPartType &gridPart () const
293 {
294 return gridPart_;
295 }
296
297 template< class DF >
298 void addCellData( DF &df , const std::string& dataName = "" )
299 {
300 static const int dimRange = DF::FunctionSpaceType::dimRange;
301 for( int i = 0;i < dimRange; ++i )
302 {
303 if ( notComplex<DF>() )
304 {
305 std::shared_ptr<VTKFunctionWrapper< DF > > ptr( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, i,
306 false, VTKFunctionWrapper<DF>::TypeOfField::real) );
307 vtkWriter_->addCellData( ptr );
308 }
309 else
310 {
311 std::shared_ptr<VTKFunctionWrapper< DF > > ptrR( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, i,
312 false, VTKFunctionWrapper<DF>::TypeOfField::complex_real) );
313 vtkWriter_->addCellData( ptrR );
314 std::shared_ptr<VTKFunctionWrapper< DF > > ptrI( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, i,
315 false, VTKFunctionWrapper<DF>::TypeOfField::complex_imag) );
316 vtkWriter_->addCellData( ptrI );
317 }
318 }
319 }
320
321 template< class DF >
322 void addVectorCellData( DF &df,
323 const std::string& dataName = "" ,
324 int startPoint = 0 )
325 {
326 if ( notComplex<DF>() )
327 {
328 std::shared_ptr<VTKFunctionWrapper< DF > > ptr( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, startPoint,
329 true, VTKFunctionWrapper<DF>::TypeOfField::real) );
330 vtkWriter_->addCellData( ptr );
331 }
332 else
333 {
334 std::shared_ptr<VTKFunctionWrapper< DF > > ptrR( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, startPoint,
335 true, VTKFunctionWrapper<DF>::TypeOfField::complex_real) );
336 vtkWriter_->addCellData( ptrR );
337 std::shared_ptr<VTKFunctionWrapper< DF > > ptrI( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, startPoint,
338 true, VTKFunctionWrapper<DF>::TypeOfField::complex_imag) );
339 vtkWriter_->addCellData( ptrI );
340 }
341 }
342
343 template< class DF >
344 void addVertexData( DF &df, const std::string& dataName = "" )
345 {
346 static const int dimRange = DF::FunctionSpaceType::dimRange;
347 std::string name = ( dataName.size() > 0 ) ? dataName : df.name() ;
348 for( int i = 0;i < dimRange; ++i )
349 {
350 if ( notComplex<DF>() )
351 {
352 std::shared_ptr<VTKFunctionWrapper< DF > > ptr( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, i,
353 false, VTKFunctionWrapper<DF>::TypeOfField::real) );
354 vtkWriter_->addVertexData( ptr );
355 }
356 else
357 {
358 std::shared_ptr<VTKFunctionWrapper< DF > > ptrR( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, i,
359 false, VTKFunctionWrapper<DF>::TypeOfField::complex_real) );
360 vtkWriter_->addVertexData( ptrR );
361 std::shared_ptr<VTKFunctionWrapper< DF > > ptrI( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, i,
362 false, VTKFunctionWrapper<DF>::TypeOfField::complex_imag) );
363 vtkWriter_->addVertexData( ptrI );
364 }
365 }
366 }
367
368 template< class DF >
369 void addVectorVertexData( DF &df,
370 const std::string& dataName = "" ,
371 int startPoint = 0 )
372 {
373 if ( notComplex<DF>() )
374 {
375 std::shared_ptr<VTKFunctionWrapper< DF > > ptr( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, startPoint,
376 true, VTKFunctionWrapper<DF>::TypeOfField::real) );
377 vtkWriter_->addVertexData( ptr );
378 }
379 else
380 {
381 std::shared_ptr<VTKFunctionWrapper< DF > > ptrR( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, startPoint,
382 true, VTKFunctionWrapper<DF>::TypeOfField::complex_real) );
383 vtkWriter_->addVertexData( ptrR );
384 std::shared_ptr<VTKFunctionWrapper< DF > > ptrI( std::make_shared<VTKFunctionWrapper< DF > >( df, dataName, startPoint,
385 true, VTKFunctionWrapper<DF>::TypeOfField::complex_imag) );
386 vtkWriter_->addVertexData( ptrI );
387 }
388 }
389
390 void clear ()
391 {
392 vtkWriter_->clear();
393 }
394
395 std::string write ( const std::string &name, VTK::OutputType type )
396 {
397 addPartitionData();
398 size_t pos = name.find_last_of( '/' );
399 if( pos != name.npos )
400 return vtkWriter_->pwrite( name.substr( pos+1, name.npos ), name.substr( 0, pos ), "", type );
401 else
402 return vtkWriter_->write( name, type );
403 }
404
405 std::string write ( const std::string &name )
406 {
407 return write( name, type_ );
408 }
409
410 std::string pwrite ( const std::string &name,
411 const std::string &path,
412 const std::string &extendpath,
413 VTK::OutputType type )
414 {
415 addPartitionData();
416 return vtkWriter_->pwrite( name, path, extendpath, type );
417 }
418
419 std::string pwrite ( const std::string &name,
420 const std::string &path,
421 const std::string &extendpath )
422 {
423 return pwrite( name, path, extendpath, type_ );
424 }
425
426 std::string write ( const std::string &name,
427 VTK::OutputType type,
428 const int rank,
429 const int size )
430 {
431 addPartitionData( rank );
432 return vtkWriter_->write( name, type, rank, size );
433 }
434
435 std::string write ( const std::string &name,
436 const int rank,
437 const int size )
438 {
439 return write( name, type_, rank, size );
440 }
441
442 protected:
443 const GridPartType &gridPart_;
444 VTKWriterType *vtkWriter_;
445 int addPartition_;
446 VTK::OutputType type_;
447 };
448
449
450
451 // VTKIOBase::VTKWriter
452 // --------------------
453
454 template< class GridPart, bool subsampling >
455 class VTKIOBase< GridPart, subsampling >::VTKWriter
456 : public Dune::VTKWriter< GridViewType >
457 {
458 typedef Dune::VTKWriter< GridViewType > BaseType;
459
460 public:
461 // make all write methods public for data convert
462 using BaseType::write;
463 using BaseType::pwrite;
464
466 VTKWriter( const GridPartType &gridPart,
467 VTK::DataMode dm = VTK::conforming )
468 : BaseType( gridPart, dm )
469 {}
470 };
471
472
473
474 // VTKIOBase::SubSamplingVTKWriter
475 // -------------------------------
476
477 template< class GridPart, bool subsampling >
478 class VTKIOBase< GridPart, subsampling >::SubsamplingVTKWriter
479 : public Dune::SubsamplingVTKWriter< GridViewType >
480 {
481 typedef Dune::SubsamplingVTKWriter< GridViewType > BaseType;
482
483 public:
484 // make all write methods public for data convert
485 using BaseType::write;
486 using BaseType::pwrite;
487
489 SubsamplingVTKWriter( const GridPartType &gridPart,
490 Dune::RefinementIntervals intervals,
491 bool coerceToSimplex = false )
492 : BaseType( gridPart, intervals, coerceToSimplex )
493 {}
494 };
495
496
497
498 // VTKIO (without subsampling)
499 // ---------------------------
500
501 template< class GridPart >
502 class VTKIO< GridPart, false >
503 : public VTKIOBase< GridPart, false >
504 {
505 typedef VTKIO< GridPart > ThisType;
506 typedef VTKIOBase< GridPart, false > BaseType;
507
508 typedef typename BaseType::VTKWriterType VTKWriterType;
509
510 public:
511 typedef typename BaseType::GridPartType GridPartType;
512
513 VTKIO ( const GridPartType &gridPart, VTK::DataMode dm, const ParameterReader &parameter = Parameter::container() )
514 : BaseType( gridPart, new VTKWriterType( gridPart, dm ), parameter )
515 {}
516
517 explicit VTKIO ( const GridPartType &gridPart, const ParameterReader &parameter = Parameter::container() )
518 : VTKIO( gridPart, VTK::conforming, parameter )
519 {}
520 };
521
522
523
524 // VTKIO (with subsampling)
525 // ------------------------
526
527 template< class GridPart >
528 class VTKIO< GridPart, true >
529 : public VTKIOBase< GridPart , true >
530 {
531 typedef VTKIO< GridPart, true > ThisType;
532 typedef VTKIOBase< GridPart, true > BaseType;
533
534 typedef typename BaseType::VTKWriterType VTKWriterType;
535
536 public:
537 typedef typename BaseType::GridPartType GridPartType;
538
539 explicit VTKIO ( const GridPartType &gridPart, Dune::RefinementIntervals intervals, bool coerceToSimplex, const ParameterReader &parameter = Parameter::container() )
540 : BaseType( gridPart, new VTKWriterType( gridPart, intervals, coerceToSimplex ), parameter )
541 {}
542
543 explicit VTKIO ( const GridPartType &gridPart, unsigned int level, bool coerceToSimplex, const ParameterReader &parameter = Parameter::container() )
544 : VTKIO( gridPart, Dune::refinementLevels(level), coerceToSimplex, parameter )
545 {}
546
547 VTKIO ( const GridPartType &gridPart, unsigned int level, const ParameterReader &parameter = Parameter::container() )
548 : VTKIO( gridPart, level, false, parameter )
549 {}
550
551 [[deprecated( "pass level as unsigned int" )]]
552 VTKIO ( const GridPartType &gridPart, int level, const ParameterReader &parameter = Parameter::container() )
553 : VTKIO( gridPart, level, false, parameter )
554 {}
555
556 VTKIO ( const GridPartType &gridPart, const ParameterReader &parameter = Parameter::container() )
557 : VTKIO( gridPart, 0, false, parameter )
558 {}
559
560 VTKIO ( const GridPartType &gridPart, bool coerceToSimplex, const ParameterReader &parameter = Parameter::container() )
561 : VTKIO( gridPart, 0, coerceToSimplex, parameter )
562 {}
563 };
564
565
566
567 // SubsamplingVTKIO
568 // ----------------
569
570 template< class GridPart >
571 using SubsamplingVTKIO = VTKIO< GridPart, true >;
572
573 } // namespace Fem
574
575} // namespace Dune
576
577#endif // #ifndef DUNE_FEM_VTKIO_HH
Dune::Fem::AdaptiveLeafIndexSet
consecutive, persistent index set for the leaf level based on the grid's hierarchy index set
Definition: adaptiveleafindexset.hh:1351
Dune::Fem::DiscreteFunctionDefault< TupleDiscreteFunction< DiscreteFunctions ... > >::GridPartType
BaseType::GridPartType GridPartType
type of the underlying grid part
Definition: discretefunction.hh:609
Dune::Fem::DiscreteFunctionInterface< TupleDiscreteFunction< DiscreteFunctions ... > >::FunctionSpaceType
DiscreteFunctionSpaceType::FunctionSpaceType FunctionSpaceType
type of associated function space
Definition: discretefunction.hh:101
Dune::Fem::FunctionSpaceInterface< VectorSpaceTraits< DomainField, RangeField, dimD, dimR > >::RangeType
FunctionSpaceTraits::RangeType RangeType
Type of range vector (using type of range field) has a Dune::FieldVector type interface.
Definition: functionspaceinterface.hh:71
Dune::Fem::FunctionSpaceInterface< VectorSpaceTraits< DomainField, RangeField, dimD, dimR > >::dimDomain
@ dimDomain
dimension of domain vector space
Definition: functionspaceinterface.hh:46
Dune::Fem::FunctionSpaceInterface< VectorSpaceTraits< DomainField, RangeField, dimD, dimR > >::dimRange
@ dimRange
dimension of range vector space
Definition: functionspaceinterface.hh:48
Dune::Fem::FunctionSpaceInterface< VectorSpaceTraits< DomainField, RangeField, dimD, dimR > >::DomainType
FunctionSpaceTraits::DomainType DomainType
Type of domain vector (using type of domain field) has a Dune::FieldVector type interface.
Definition: functionspaceinterface.hh:67
Dune::Fem::FunctionSpace
A vector valued function space.
Definition: functionspace.hh:60
Dune::Fem::TupleDiscreteFunction
forward declaration
Definition: discretefunction.hh:51
Dune::Fem::VTKIOBase
Output using VTK.
Definition: vtkio.hh:134
Dune::Fem::VTKIOBase::gridPart
const GridPartType & gridPart() const
return grid part
Definition: vtkio.hh:292
Dune::RefinementIntervals
Holds the number of refined intervals per axis needed for virtual and static refinement.
Definition: base.cc:94
Dune::SubsamplingVTKWriter
Writer for the output of subsampled grid functions in the vtk format.
Definition: subsamplingvtkwriter.hh:40
Dune::VTKFunction
A base class for grid functions with any return type and dimension.
Definition: function.hh:42
Dune::VTKFunction< DF::GridPartType::GridViewType >::evaluate
virtual double evaluate(int comp, const Entity &e, const Dune::FieldVector< ctype, dim > &xi) const=0
evaluate single component comp in the entity e at local coordinates xi
Dune::VTKWriter
Writer for the output of grid functions in the vtk format.
Definition: vtkwriter.hh:95
deprecated.hh
Definition of the DUNE_NO_DEPRECATED_* macros.
Dune::VTK::OutputType
OutputType
How the bulk data should be stored in the file.
Definition: common.hh:43
Dune::VTK::conforming
@ conforming
Output conforming data.
Definition: common.hh:73
Dune::refinementLevels
RefinementIntervals refinementLevels(int levels)
Creates a RefinementIntervals object.
Definition: base.cc:117
Dune
Dune namespace.
Definition: alignedallocator.hh:13
Dune::size
constexpr std::integral_constant< std::size_t, sizeof...(II)> size(std::integer_sequence< T, II... >)
Return the size of the sequence.
Definition: integersequence.hh:75
Dune::Codim
Static tag representing a codimension.
Definition: dimension.hh:24
subsamplingvtkwriter.hh
Provides subsampled file i/o for the visualization toolkit.
vtkwriter.hh
Provides file i/o for the visualization toolkit.
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