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Nektar::SolverUtils::SessionFunction Class Reference

#include <SessionFunction.h>

Public Member Functions

SOLVER_UTILS_EXPORT SessionFunction (const LibUtilities::SessionReaderSharedPtr &session, const MultiRegions::ExpListSharedPtr &field, std::string functionName, bool toCache=false)
 Representation of a FUNCTION defined in the session xml file. More...
 
SOLVER_UTILS_EXPORT void Evaluate (Array< OneD, Array< OneD, NekDouble > > &pArray, const NekDouble pTime=0.0, const int domain=0)
 Evaluates a function defined in the xml session file at each quadrature point. More...
 
SOLVER_UTILS_EXPORT void Evaluate (std::vector< std::string > pFieldNames, Array< OneD, Array< OneD, NekDouble > > &pArray, const NekDouble &pTime=0.0, const int domain=0)
 Evaluates a function defined in the xml session file at each quadrature point. More...
 
SOLVER_UTILS_EXPORT void Evaluate (std::vector< std::string > pFieldNames, Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const NekDouble &pTime=0.0, const int domain=0)
 Evaluates a function defined in the xml session file at each quadrature point. More...
 
SOLVER_UTILS_EXPORT void Evaluate (std::string pFieldName, Array< OneD, NekDouble > &pArray, const NekDouble &pTime=0.0, const int domain=0)
 
SOLVER_UTILS_EXPORT std::string Describe (std::string pFieldName, const int domain=0)
 Provide a description of a function for a given field name. More...
 
SOLVER_UTILS_EXPORT const LibUtilities::SessionReaderSharedPtrGetSession ()
 
SOLVER_UTILS_EXPORT const MultiRegions::ExpListSharedPtrGetExpansion ()
 

Private Member Functions

SOLVER_UTILS_EXPORT void EvaluateExp (std::string pFieldName, Array< OneD, NekDouble > &pArray, const NekDouble &pTime=0.0, const int domain=0)
 
SOLVER_UTILS_EXPORT void EvaluateFld (std::string pFieldName, Array< OneD, NekDouble > &pArray, const NekDouble &pTime=0.0, const int domain=0)
 
SOLVER_UTILS_EXPORT void EvaluatePts (std::string pFieldName, Array< OneD, NekDouble > &pArray, const NekDouble &pTime=0.0, const int domain=0)
 Evaluates a function from pts file. More...
 
SOLVER_UTILS_EXPORT void PrintProgressbar (const int position, const int goal) const
 

Private Attributes

LibUtilities::SessionReaderSharedPtr m_session
 The session reader. More...
 
MultiRegions::ExpListSharedPtr m_field
 The expansion we want to evaluate this function for. More...
 
std::string m_name
 
bool m_toCache
 Store resulting arrays (and interpolators) More...
 
std::map< std::pair< std::string, int >, NekDoublem_lastCached
 Last time the cache for this variable & domain combo was updated. More...
 
std::map< std::string, FieldUtils::Interpolator< std::vector< MultiRegions::ExpListSharedPtr > > > m_interpolators
 Interpolator for pts file input for a variable & domain combination. More...
 
std::map< std::pair< std::string, int >, Array< OneD, NekDouble > > m_arrays
 Cached result arrays. More...
 

Detailed Description

Definition at line 60 of file SessionFunction.h.

Constructor & Destructor Documentation

◆ SessionFunction()

Nektar::SolverUtils::SessionFunction::SessionFunction ( const LibUtilities::SessionReaderSharedPtr session,
const MultiRegions::ExpListSharedPtr field,
std::string  functionName,
bool  toCache = false 
)

Representation of a FUNCTION defined in the session xml file.

Representation of a FUNCTION defined in the session xml file.

Parameters
sessionThe session where the function was defined.
fieldThe field the function is defined on.
functionNameThe name of the function.
toCacheStore the evaluated function for later use.

Definition at line 58 of file SessionFunction.cpp.

62 : m_session(session), m_field(field), m_name(functionName),
63 m_toCache(toCache)
64{
65 ASSERTL0(m_session->DefinesFunction(m_name),
66 "Function '" + m_name + "' does not exist.");
67}
#define ASSERTL0(condition, msg)
Definition: ErrorUtil.hpp:215
MultiRegions::ExpListSharedPtr m_field
The expansion we want to evaluate this function for.
bool m_toCache
Store resulting arrays (and interpolators)
LibUtilities::SessionReaderSharedPtr m_session
The session reader.

References ASSERTL0, m_name, and m_session.

Member Function Documentation

◆ Describe()

std::string Nektar::SolverUtils::SessionFunction::Describe ( std::string  pFieldName,
const int  domain = 0 
)

Provide a description of a function for a given field name.

Parameters
pFieldNameField name.
domainThe domain to evaluate the function in.

Definition at line 217 of file SessionFunction.cpp.

218{
219 std::string retVal;
220
222 m_session->GetFunctionType(m_name, pFieldName, domain);
224 {
226 m_session->GetFunction(m_name, pFieldName, domain);
227 retVal = ffunc->GetExpression();
228 }
229 else if (vType == LibUtilities::eFunctionTypeFile ||
231 {
232 std::string filename =
233 m_session->GetFunctionFilename(m_name, pFieldName, domain);
234 retVal = "from file " + filename;
235 }
236 else
237 {
238 ASSERTL0(false, "unknown eFunctionType");
239 }
240
241 return retVal;
242}
std::shared_ptr< Equation > EquationSharedPtr
Definition: Equation.h:129

References ASSERTL0, Nektar::LibUtilities::eFunctionTypeExpression, Nektar::LibUtilities::eFunctionTypeFile, Nektar::LibUtilities::eFunctionTypeTransientFile, m_name, and m_session.

◆ Evaluate() [1/4]

void Nektar::SolverUtils::SessionFunction::Evaluate ( Array< OneD, Array< OneD, NekDouble > > &  pArray,
const NekDouble  pTime = 0.0,
const int  domain = 0 
)

Evaluates a function defined in the xml session file at each quadrature point.

Evaluates a function defined in the xml session file at each quadrature point.

Parameters
pArrayThe array into which to write the values.
pTimeThe time at which to evaluate the function.
domainThe domain to evaluate the function in.

Definition at line 77 of file SessionFunction.cpp.

79{
80 std::vector<std::string> vFieldNames = m_session->GetVariables();
81
82 for (int i = 0; i < vFieldNames.size(); i++)
83 {
84 Evaluate(vFieldNames[i], pArray[i], pTime, domain);
85 }
86}
SOLVER_UTILS_EXPORT void Evaluate(Array< OneD, Array< OneD, NekDouble > > &pArray, const NekDouble pTime=0.0, const int domain=0)
Evaluates a function defined in the xml session file at each quadrature point.

References Evaluate(), and m_session.

Referenced by Evaluate().

◆ Evaluate() [2/4]

void Nektar::SolverUtils::SessionFunction::Evaluate ( std::string  pFieldName,
Array< OneD, NekDouble > &  pArray,
const NekDouble pTime = 0.0,
const int  domain = 0 
)

Evaluates a function defined in the xml session file at each quadrature point.

Parameters
pFieldNameThe name of the field to evaluate the function for.
pArrayThe array into which to write the values.
pTimeThe time at which to evaluate the function.
domainThe domain to evaluate the function in.

Definition at line 151 of file SessionFunction.cpp.

154{
156 m_session->GetFunctionType(m_name, pFieldName, domain);
157
158 unsigned int nq = m_field->GetNpoints();
159
160 std::pair<std::string, int> key(pFieldName, domain);
161 // sorry
162 if ((m_arrays.find(key) != m_arrays.end()) &&
164 ((m_lastCached.find(key) != m_lastCached.end()) &&
165 (pTime - m_lastCached[key] < NekConstants::kNekZeroTol))))
166 {
167 // found cached field
168 if (pArray.size() < nq)
169 {
170 pArray = Array<OneD, NekDouble>(nq);
171 }
172 Vmath::Vcopy(nq, m_arrays[key], 1, pArray, 1);
173
174 return;
175 }
176
178 {
179 EvaluateExp(pFieldName, pArray, pTime, domain);
180 }
181 else if (vType == LibUtilities::eFunctionTypeFile ||
183 {
184 std::string filename =
185 m_session->GetFunctionFilename(m_name, pFieldName, domain);
186
187 if (boost::filesystem::path(filename).extension() == ".pts" ||
188 boost::filesystem::path(filename).extension() == ".csv")
189 {
190 EvaluatePts(pFieldName, pArray, pTime, domain);
191 }
192 else
193 {
194 EvaluateFld(pFieldName, pArray, pTime, domain);
195 }
196 }
197 else
198 {
199 ASSERTL0(false, "unknown eFunctionType");
200 }
201
202 if (m_toCache)
203 {
204 m_arrays[key] = Array<OneD, NekDouble>(nq);
205 Vmath::Vcopy(nq, pArray, 1, m_arrays[key], 1);
206
207 m_lastCached[key] = pTime;
208 }
209}
std::map< std::pair< std::string, int >, Array< OneD, NekDouble > > m_arrays
Cached result arrays.
SOLVER_UTILS_EXPORT void EvaluateFld(std::string pFieldName, Array< OneD, NekDouble > &pArray, const NekDouble &pTime=0.0, const int domain=0)
SOLVER_UTILS_EXPORT void EvaluatePts(std::string pFieldName, Array< OneD, NekDouble > &pArray, const NekDouble &pTime=0.0, const int domain=0)
Evaluates a function from pts file.
std::map< std::pair< std::string, int >, NekDouble > m_lastCached
Last time the cache for this variable & domain combo was updated.
SOLVER_UTILS_EXPORT void EvaluateExp(std::string pFieldName, Array< OneD, NekDouble > &pArray, const NekDouble &pTime=0.0, const int domain=0)
static const NekDouble kNekZeroTol
void Vcopy(int n, const T *x, const int incx, T *y, const int incy)
Definition: Vmath.cpp:1191

References ASSERTL0, Nektar::LibUtilities::eFunctionTypeExpression, Nektar::LibUtilities::eFunctionTypeFile, Nektar::LibUtilities::eFunctionTypeTransientFile, EvaluateExp(), EvaluateFld(), EvaluatePts(), Nektar::NekConstants::kNekZeroTol, m_arrays, m_field, m_lastCached, m_name, m_session, m_toCache, and Vmath::Vcopy().

◆ Evaluate() [3/4]

void Nektar::SolverUtils::SessionFunction::Evaluate ( std::vector< std::string >  pFieldNames,
Array< OneD, Array< OneD, NekDouble > > &  pArray,
const NekDouble pTime = 0.0,
const int  domain = 0 
)

Evaluates a function defined in the xml session file at each quadrature point.

Evaluates a function defined in the xml session file at each quadrature point.

Parameters
pFieldNamesThe names of the fields to evaluate the function for.
pArrayThe array into which to write the values.
pTimeThe time at which to evaluate the function.
domainThe domain to evaluate the function in.

Definition at line 97 of file SessionFunction.cpp.

100{
101 ASSERTL1(pFieldNames.size() == pArray.size(),
102 "Function '" + m_name +
103 "' variable list size mismatch with array storage.");
104
105 for (int i = 0; i < pFieldNames.size(); i++)
106 {
107 Evaluate(pFieldNames[i], pArray[i], pTime, domain);
108 }
109}
#define ASSERTL1(condition, msg)
Assert Level 1 – Debugging which is used whether in FULLDEBUG or DEBUG compilation mode....
Definition: ErrorUtil.hpp:249

References ASSERTL1, Evaluate(), and m_name.

◆ Evaluate() [4/4]

void Nektar::SolverUtils::SessionFunction::Evaluate ( std::vector< std::string >  pFieldNames,
Array< OneD, MultiRegions::ExpListSharedPtr > &  pFields,
const NekDouble pTime = 0.0,
const int  domain = 0 
)

Evaluates a function defined in the xml session file at each quadrature point.

Evaluates a function defined in the xml session file at each quadrature point.

Parameters
pFieldNamesThe names of the fields to evaluate the function for.
pFieldsThe fields into which to write the values.
pTimeThe time at which to evaluate the function.
domainThe domain to evaluate the function in.

Definition at line 120 of file SessionFunction.cpp.

124{
125 ASSERTL0(pFieldNames.size() == pFields.size(),
126 "Field list / name list size mismatch.");
127
128 for (int i = 0; i < pFieldNames.size(); i++)
129 {
130 Evaluate(pFieldNames[i], pFields[i]->UpdatePhys(), pTime, domain);
131 if (pFields[i]->GetWaveSpace())
132 {
133 pFields[i]->HomogeneousFwdTrans(pFields[i]->GetTotPoints(),
134 pFields[i]->GetPhys(),
135 pFields[i]->UpdatePhys());
136 }
137 pFields[i]->FwdTransLocalElmt(pFields[i]->GetPhys(),
138 pFields[i]->UpdateCoeffs());
139 }
140}

References ASSERTL0, and Evaluate().

◆ EvaluateExp()

void Nektar::SolverUtils::SessionFunction::EvaluateExp ( std::string  pFieldName,
Array< OneD, NekDouble > &  pArray,
const NekDouble pTime = 0.0,
const int  domain = 0 
)
private

Evaluates a function from expression

Parameters
pFieldNameThe name of the field to evaluate the function for.
pArrayThe array into which to write the values.
pTimeThe time at which to evaluate the function.
domainThe domain to evaluate the function in.

Definition at line 252 of file SessionFunction.cpp.

255{
256 unsigned int nq = m_field->GetNpoints();
257 if (pArray.size() < nq)
258 {
259 pArray = Array<OneD, NekDouble>(nq);
260 }
261
262 Array<OneD, NekDouble> x0(nq);
263 Array<OneD, NekDouble> x1(nq);
264 Array<OneD, NekDouble> x2(nq);
265
266 // Get the coordinates (assuming all fields have the same
267 // discretisation)
268 m_field->GetCoords(x0, x1, x2);
270 m_session->GetFunction(m_name, pFieldName, domain);
271
272 ffunc->Evaluate(x0, x1, x2, pTime, pArray);
273}

References m_field, m_name, and m_session.

Referenced by Evaluate().

◆ EvaluateFld()

void Nektar::SolverUtils::SessionFunction::EvaluateFld ( std::string  pFieldName,
Array< OneD, NekDouble > &  pArray,
const NekDouble pTime = 0.0,
const int  domain = 0 
)
private

Evaluates a function from fld file

Parameters
pFieldNameThe name of the field to evaluate the function for.
pArrayThe array into which to write the values.
pTimeThe time at which to evaluate the function.
domainThe domain to evaluate the function in.

Definition at line 283 of file SessionFunction.cpp.

286{
287 unsigned int nq = m_field->GetNpoints();
288 if (pArray.size() < nq)
289 {
290 pArray = Array<OneD, NekDouble>(nq);
291 }
292
293 std::string filename =
294 m_session->GetFunctionFilename(m_name, pFieldName, domain);
295 std::string fileVar =
296 m_session->GetFunctionFilenameVariable(m_name, pFieldName, domain);
297
298 if (fileVar.length() == 0)
299 {
300 fileVar = pFieldName;
301 }
302
303 // In case of eFunctionTypeTransientFile, generate filename from
304 // format string
306 m_session->GetFunctionType(m_name, pFieldName, domain);
308 {
309 try
310 {
311#if (defined _WIN32 && _MSC_VER < 1900)
312 // We need this to make sure boost::format has always
313 // two digits in the exponents of Scientific notation.
314 unsigned int old_exponent_format;
315 old_exponent_format = _set_output_format(_TWO_DIGIT_EXPONENT);
316 filename = boost::str(boost::format(filename) % pTime);
317 _set_output_format(old_exponent_format);
318#else
319 filename = boost::str(boost::format(filename) % pTime);
320#endif
321 }
322 catch (...)
323 {
324 ASSERTL0(false, "Invalid Filename in function \"" + m_name +
325 "\", variable \"" + fileVar + "\"")
326 }
327 }
328
329 // Define list of global element ids
330 int numexp = m_field->GetExpSize();
331 Array<OneD, int> ElementGIDs(numexp);
332 for (int i = 0; i < numexp; ++i)
333 {
334 ElementGIDs[i] = m_field->GetExp(i)->GetGeom()->GetGlobalID();
335 }
336
337 std::vector<LibUtilities::FieldDefinitionsSharedPtr> FieldDef;
338 std::vector<std::vector<NekDouble>> FieldData;
341 fldIO->Import(filename, FieldDef, FieldData,
343
344 int idx = -1;
345 Array<OneD, NekDouble> vCoeffs(m_field->GetNcoeffs(), 0.0);
346 // Loop over all the expansions
347 for (int i = 0; i < FieldDef.size(); ++i)
348 {
349 // Find the index of the required field in the
350 // expansion segment
351 for (int j = 0; j < FieldDef[i]->m_fields.size(); ++j)
352 {
353 if (FieldDef[i]->m_fields[j] == fileVar)
354 {
355 idx = j;
356 }
357 }
358
359 if (idx >= 0)
360 {
361 m_field->ExtractDataToCoeffs(FieldDef[i], FieldData[i],
362 FieldDef[i]->m_fields[idx], vCoeffs);
363 }
364 else
365 {
366 cout << "Field " + fileVar + " not found." << endl;
367 }
368 }
369
370 bool wavespace = m_field->GetWaveSpace();
371 m_field->SetWaveSpace(false);
372 m_field->BwdTrans(vCoeffs, pArray);
373 m_field->SetWaveSpace(wavespace);
374}
static std::shared_ptr< FieldIO > CreateForFile(const LibUtilities::SessionReaderSharedPtr session, const std::string &filename)
Construct a FieldIO object for a given input filename.
Definition: FieldIO.cpp:226
std::shared_ptr< FieldIO > FieldIOSharedPtr
Definition: FieldIO.h:327
static FieldMetaDataMap NullFieldMetaDataMap
Definition: FieldIO.h:53

References ASSERTL0, Nektar::LibUtilities::FieldIO::CreateForFile(), Nektar::LibUtilities::eFunctionTypeTransientFile, CellMLToNektar.pycml::format, m_field, m_name, m_session, and Nektar::LibUtilities::NullFieldMetaDataMap.

Referenced by Evaluate().

◆ EvaluatePts()

void Nektar::SolverUtils::SessionFunction::EvaluatePts ( std::string  pFieldName,
Array< OneD, NekDouble > &  pArray,
const NekDouble pTime = 0.0,
const int  domain = 0 
)
private

Evaluates a function from pts file.

Evaluates a function from pts file

Parameters
pFieldNameThe name of the field to evaluate the function for.
pArrayThe array into which to write the values.
pTimeThe time at which to evaluate the function.
domainThe domain to evaluate the function in.

Definition at line 384 of file SessionFunction.cpp.

387{
388 unsigned int nq = m_field->GetNpoints();
389 if (pArray.size() < nq)
390 {
391 pArray = Array<OneD, NekDouble>(nq);
392 }
393
394 std::string filename =
395 m_session->GetFunctionFilename(m_name, pFieldName, domain);
396 std::string fileVar =
397 m_session->GetFunctionFilenameVariable(m_name, pFieldName, domain);
398
399 if (fileVar.length() == 0)
400 {
401 fileVar = pFieldName;
402 }
403
404 // In case of eFunctionTypeTransientFile, generate filename from
405 // format string
407 m_session->GetFunctionType(m_name, pFieldName, domain);
409 {
410 try
411 {
412#if (defined _WIN32 && _MSC_VER < 1900)
413 // We need this to make sure boost::format has always
414 // two digits in the exponents of Scientific notation.
415 unsigned int old_exponent_format;
416 old_exponent_format = _set_output_format(_TWO_DIGIT_EXPONENT);
417 filename = boost::str(boost::format(filename) % pTime);
418 _set_output_format(old_exponent_format);
419#else
420 filename = boost::str(boost::format(filename) % pTime);
421#endif
422 }
423 catch (...)
424 {
425 ASSERTL0(false, "Invalid Filename in function \"" + m_name +
426 "\", variable \"" + fileVar + "\"")
427 }
428 }
429
431 // check if we already loaded this file. For transient files,
432 // funcFilename != filename so we can make sure we only keep the
433 // latest pts field per funcFilename.
434 std::string funcFilename =
435 m_session->GetFunctionFilename(m_name, pFieldName, domain);
436
438 if (boost::filesystem::path(filename).extension() == ".pts")
439 {
440 LibUtilities::PtsIO ptsIO(m_session->GetComm());
441 ptsIO.Import(filename, inPts);
442 }
443 else if (boost::filesystem::path(filename).extension() == ".csv")
444 {
445 LibUtilities::CsvIO csvIO(m_session->GetComm());
446 csvIO.Import(filename, inPts);
447 }
448 else
449 {
450 ASSERTL1(false, "Unsupported file type");
451 }
452
453 Array<OneD, Array<OneD, NekDouble>> pts(inPts->GetDim() +
454 inPts->GetNFields());
455 for (int i = 0; i < inPts->GetDim() + inPts->GetNFields(); ++i)
456 {
457 pts[i] = Array<OneD, NekDouble>(nq);
458 }
459 if (inPts->GetDim() == 1)
460 {
461 m_field->GetCoords(pts[0]);
462 }
463 else if (inPts->GetDim() == 2)
464 {
465 m_field->GetCoords(pts[0], pts[1]);
466 }
467 else if (inPts->GetDim() == 3)
468 {
469 m_field->GetCoords(pts[0], pts[1], pts[2]);
470 }
472 inPts->GetDim(), inPts->GetFieldNames(), pts);
473
474 FieldUtils::Interpolator<std::vector<MultiRegions::ExpListSharedPtr>>
475 interp;
476 if (m_interpolators.find(funcFilename) != m_interpolators.end())
477 {
478 interp = m_interpolators[funcFilename];
479 }
480 else
481 {
482 interp = FieldUtils::Interpolator<
483 std::vector<MultiRegions::ExpListSharedPtr>>(
485 if (m_session->GetComm()->GetRank() == 0)
486 {
487 interp.SetProgressCallback(&SessionFunction::PrintProgressbar,
488 this);
489 }
490 interp.CalcWeights(inPts, outPts);
491 if (m_session->GetComm()->GetRank() == 0)
492 {
493 cout << endl;
494 if (m_session->DefinesCmdLineArgument("verbose"))
495 {
496 interp.PrintStatistics();
497 }
498 }
499 }
500
501 if (m_toCache)
502 {
503 m_interpolators[funcFilename] = interp;
504 }
505
506 // TODO: only interpolate the field we actually want
507 interp.Interpolate(inPts, outPts);
508
509 int fieldInd;
510 vector<string> fieldNames = outPts->GetFieldNames();
511 for (fieldInd = 0; fieldInd < fieldNames.size(); ++fieldInd)
512 {
513 if (outPts->GetFieldName(fieldInd) == fileVar)
514 {
515 break;
516 }
517 }
518 ASSERTL0(fieldInd != fieldNames.size(), "field not found");
519
520 pArray = outPts->GetPts(fieldInd + outPts->GetDim());
521}
static std::shared_ptr< DataType > AllocateSharedPtr(const Args &...args)
Allocate a shared pointer from the memory pool.
std::map< std::string, FieldUtils::Interpolator< std::vector< MultiRegions::ExpListSharedPtr > > > m_interpolators
Interpolator for pts file input for a variable & domain combination.
SOLVER_UTILS_EXPORT void PrintProgressbar(const int position, const int goal) const
std::shared_ptr< PtsField > PtsFieldSharedPtr
Definition: PtsField.h:190

References Nektar::MemoryManager< DataType >::AllocateSharedPtr(), ASSERTL0, ASSERTL1, Nektar::LibUtilities::Interpolator::CalcWeights(), Nektar::LibUtilities::eFunctionTypeTransientFile, Nektar::LibUtilities::eShepard, CellMLToNektar.pycml::format, Nektar::LibUtilities::PtsIO::Import(), Nektar::FieldUtils::Interpolator< T >::Interpolate(), m_field, m_interpolators, m_name, m_session, m_toCache, PrintProgressbar(), Nektar::LibUtilities::Interpolator::PrintStatistics(), and Nektar::LibUtilities::Interpolator::SetProgressCallback().

Referenced by Evaluate().

◆ GetExpansion()

SOLVER_UTILS_EXPORT const MultiRegions::ExpListSharedPtr & Nektar::SolverUtils::SessionFunction::GetExpansion ( )
inline

Definition at line 105 of file SessionFunction.h.

106 {
107 return m_field;
108 }

References m_field.

◆ GetSession()

SOLVER_UTILS_EXPORT const LibUtilities::SessionReaderSharedPtr & Nektar::SolverUtils::SessionFunction::GetSession ( )
inline

Definition at line 100 of file SessionFunction.h.

101 {
102 return m_session;
103 }

References m_session.

◆ PrintProgressbar()

SOLVER_UTILS_EXPORT void Nektar::SolverUtils::SessionFunction::PrintProgressbar ( const int  position,
const int  goal 
) const
inlineprivate

Definition at line 146 of file SessionFunction.h.

148 {
149 LibUtilities::PrintProgressbar(position, goal, "Interpolating");
150 }
int PrintProgressbar(const int position, const int goal, const std::string message, int lastprogress=-1)
Prints a progressbar.
Definition: Progressbar.hpp:67

References Nektar::LibUtilities::PrintProgressbar().

Referenced by EvaluatePts().

Member Data Documentation

◆ m_arrays

std::map<std::pair<std::string, int>, Array<OneD, NekDouble> > Nektar::SolverUtils::SessionFunction::m_arrays
private

Cached result arrays.

Definition at line 126 of file SessionFunction.h.

Referenced by Evaluate().

◆ m_field

MultiRegions::ExpListSharedPtr Nektar::SolverUtils::SessionFunction::m_field
private

The expansion we want to evaluate this function for.

Definition at line 114 of file SessionFunction.h.

Referenced by Evaluate(), EvaluateExp(), EvaluateFld(), EvaluatePts(), and GetExpansion().

◆ m_interpolators

std::map<std::string, FieldUtils::Interpolator< std::vector<MultiRegions::ExpListSharedPtr> > > Nektar::SolverUtils::SessionFunction::m_interpolators
private

Interpolator for pts file input for a variable & domain combination.

Definition at line 124 of file SessionFunction.h.

Referenced by EvaluatePts().

◆ m_lastCached

std::map<std::pair<std::string, int>, NekDouble> Nektar::SolverUtils::SessionFunction::m_lastCached
private

Last time the cache for this variable & domain combo was updated.

Definition at line 120 of file SessionFunction.h.

Referenced by Evaluate().

◆ m_name

std::string Nektar::SolverUtils::SessionFunction::m_name
private

◆ m_session

LibUtilities::SessionReaderSharedPtr Nektar::SolverUtils::SessionFunction::m_session
private

The session reader.

Definition at line 112 of file SessionFunction.h.

Referenced by Describe(), Evaluate(), EvaluateExp(), EvaluateFld(), EvaluatePts(), GetSession(), and SessionFunction().

◆ m_toCache

bool Nektar::SolverUtils::SessionFunction::m_toCache
private

Store resulting arrays (and interpolators)

Definition at line 118 of file SessionFunction.h.

Referenced by Evaluate(), and EvaluatePts().