Hdf5DataWriter Class Reference

#include <Hdf5DataWriter.hpp>

Collaboration diagram for Hdf5DataWriter:

Collaboration graph
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List of all members.

Public Member Functions

 Hdf5DataWriter (DistributedVectorFactory &rVectorFactory, const std::string &rDirectory, const std::string &rBaseName, bool cleanDirectory=true)
virtual ~Hdf5DataWriter ()
void DefineFixedDimension (long dimensionSize)
void DefineFixedDimension (const std::vector< unsigned > &rNodesToOuput, long vecSize)
void DefineUnlimitedDimension (const std::string &rVariableName, const std::string &rVariableUnits)
void AdvanceAlongUnlimitedDimension ()
int DefineVariable (const std::string &rVariableName, const std::string &rVariableUnits)
virtual void EndDefineMode ()
void PossiblyExtend ()
void PutVector (int variableID, Vec petscVector)
void PutStripedVector (int firstVariableID, int secondVariableID, Vec petscVector)
void PutUnlimitedVariable (double value)
void Close ()

Private Member Functions

void CheckVariableName (const std::string &rName)
void CheckUnitsName (const std::string &rName)

Private Attributes

DistributedVectorFactorymrVectorFactory
std::string mDirectory
std::string mBaseName
bool mCleanDirectory
bool mIsInDefineMode
bool mIsFixedDimensionSet
bool mIsUnlimitedDimensionSet
std::string mUnlimitedDimensionName
std::string mUnlimitedDimensionUnit
unsigned mFileFixedDimensionSize
unsigned mDataFixedDimensionSize
unsigned mLo
unsigned mHi
unsigned mNumberOwned
unsigned mOffset
bool mIsDataComplete
bool mNeedExtend
std::vector< unsigned > mIncompleteNodeIndices
std::vector< DataWriterVariablemVariables
hid_t mFileId
hid_t mDatasetId
hid_t mTimeDatasetId
long mCurrentTimeStep
hsize_t mDatasetDims [DATASET_DIMS]

Static Private Attributes

static const unsigned DATASET_DIMS = 3


Detailed Description

A concrete HDF5 data writer class.

Definition at line 46 of file Hdf5DataWriter.hpp.


Constructor & Destructor Documentation

Hdf5DataWriter::Hdf5DataWriter ( DistributedVectorFactory rVectorFactory,
const std::string &  rDirectory,
const std::string &  rBaseName,
bool  cleanDirectory = true 
)

Constructor.

Parameters:
rVectorFactory the factory to use in creating PETSc Vec and DistributedVector objects.
rDirectory the directory in which to write the data to file
rBaseName the name of the file in which to write the data
cleanDirectory whether to clean the directory (defaults to true)

Definition at line 40 of file Hdf5DataWriter.cpp.

Hdf5DataWriter::~Hdf5DataWriter (  )  [virtual]

Destructor.

Definition at line 63 of file Hdf5DataWriter.cpp.


Member Function Documentation

void Hdf5DataWriter::CheckVariableName ( const std::string &  rName  )  [private]

Check name of variable is allowed, i.e. contains only alphanumeric & _, and isn't blank.

Parameters:
rName variable name

Definition at line 166 of file Hdf5DataWriter.cpp.

References CheckUnitsName().

Referenced by DefineVariable().

void Hdf5DataWriter::CheckUnitsName ( const std::string &  rName  )  [private]

Check name of unit is allowed, i.e. contains only alphanumeric & _, and isn't blank.

Parameters:
rName unit name

Definition at line 175 of file Hdf5DataWriter.cpp.

Referenced by CheckVariableName(), and DefineVariable().

void Hdf5DataWriter::DefineFixedDimension ( long  dimensionSize  ) 

void Hdf5DataWriter::DefineFixedDimension ( const std::vector< unsigned > &  rNodesToOuput,
long  vecSize 
)

Define the fixed dimension, assuming incomplete data output (subset of the nodes).

Parameters:
rNodesToOuput Node indexes to be output (precondition: to be monotonic increasing)
vecSize 

Definition at line 92 of file Hdf5DataWriter.cpp.

References DefineFixedDimension(), mFileFixedDimensionSize, mHi, mIncompleteNodeIndices, mIsDataComplete, mLo, mNumberOwned, and mOffset.

void Hdf5DataWriter::DefineUnlimitedDimension ( const std::string &  rVariableName,
const std::string &  rVariableUnits 
)

Define a variable.

Parameters:
rVariableName The name of the dimension
rVariableUnits The physical units of the dimension
Returns:
The identifier of the variable

Definition at line 535 of file Hdf5DataWriter.cpp.

References mIsInDefineMode, mIsUnlimitedDimensionSet, mUnlimitedDimensionName, and mUnlimitedDimensionUnit.

Referenced by AbstractCardiacProblem< ELEM_DIM, SPACE_DIM, PROBLEM_DIM >::DefineWriterColumns().

void Hdf5DataWriter::AdvanceAlongUnlimitedDimension (  ) 

Advance along the unlimited dimension. Normally this will be called when all variables in a row have been input.

Definition at line 553 of file Hdf5DataWriter.cpp.

References mCurrentTimeStep, mDatasetDims, mIsUnlimitedDimensionSet, and mNeedExtend.

Referenced by CardiacElectroMechanicsProblem< DIM >::Solve(), and AbstractCardiacProblem< ELEM_DIM, SPACE_DIM, PROBLEM_DIM >::Solve().

int Hdf5DataWriter::DefineVariable ( const std::string &  rVariableName,
const std::string &  rVariableUnits 
)

Define a variable.

Parameters:
rVariableName The name of the dimension
rVariableUnits The physical units of the dimension
Returns:
The identifier of the variable

Definition at line 131 of file Hdf5DataWriter.cpp.

References CheckUnitsName(), CheckVariableName(), mIsInDefineMode, DataWriterVariable::mVariableName, mVariables, and DataWriterVariable::mVariableUnits.

Referenced by BidomainProblem< DIM >::DefineWriterColumns(), and AbstractCardiacProblem< ELEM_DIM, SPACE_DIM, PROBLEM_DIM >::DefineWriterColumns().

void Hdf5DataWriter::EndDefineMode (  )  [virtual]

void Hdf5DataWriter::PossiblyExtend (  ) 

Extend the dataset to the correct to the correct dimensions if needed.

Definition at line 567 of file Hdf5DataWriter.cpp.

References mDatasetDims, mDatasetId, mNeedExtend, and mTimeDatasetId.

Referenced by PutStripedVector(), PutUnlimitedVariable(), and PutVector().

void Hdf5DataWriter::PutVector ( int  variableID,
Vec  petscVector 
)

Write data for a given variable from a Petsc vector to the dataset.

Parameters:
variableID the variable
petscVector the data

Definition at line 340 of file Hdf5DataWriter.cpp.

References DATASET_DIMS, mCurrentTimeStep, mDataFixedDimensionSize, mDatasetId, mIncompleteNodeIndices, mIsDataComplete, mIsInDefineMode, mLo, mNumberOwned, mOffset, and PossiblyExtend().

Referenced by AbstractCardiacProblem< ELEM_DIM, SPACE_DIM, PROBLEM_DIM >::WriteOneStep().

void Hdf5DataWriter::PutStripedVector ( int  firstVariableID,
int  secondVariableID,
Vec  petscVector 
)

Write data for two variables from a Petsc vector to the dataset.

Parameters:
firstVariableID the first variable
secondVariableID the first variable
petscVector the data

Todo:
Use distributed vector functionality here?

Definition at line 405 of file Hdf5DataWriter.cpp.

References DATASET_DIMS, mCurrentTimeStep, mDataFixedDimensionSize, mDatasetId, mIncompleteNodeIndices, mIsDataComplete, mIsInDefineMode, mLo, mNumberOwned, mOffset, and PossiblyExtend().

Referenced by BidomainProblem< DIM >::WriteOneStep().

void Hdf5DataWriter::PutUnlimitedVariable ( double  value  ) 

Write a single value for the unlimited variable (e.g. time) to the dataset.

Parameters:
value the data

Definition at line 483 of file Hdf5DataWriter.cpp.

References PetscTools::AmMaster(), mCurrentTimeStep, mIsInDefineMode, mIsUnlimitedDimensionSet, mTimeDatasetId, and PossiblyExtend().

Referenced by BidomainProblem< DIM >::WriteOneStep(), and AbstractCardiacProblem< ELEM_DIM, SPACE_DIM, PROBLEM_DIM >::WriteOneStep().

void Hdf5DataWriter::Close (  ) 


Member Data Documentation

The factory to use in creating PETSc Vec and DistributedVector objects.

Definition at line 50 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension().

std::string Hdf5DataWriter::mDirectory [private]

Directory output files will be stored in.

Definition at line 51 of file Hdf5DataWriter.hpp.

Referenced by EndDefineMode().

std::string Hdf5DataWriter::mBaseName [private]

The base name for the output data files.

Definition at line 52 of file Hdf5DataWriter.hpp.

Referenced by EndDefineMode().

Whether to wipe the output directory

Definition at line 53 of file Hdf5DataWriter.hpp.

Referenced by EndDefineMode().

Is the DataWriter in define mode or not

Definition at line 54 of file Hdf5DataWriter.hpp.

Referenced by Close(), DefineFixedDimension(), DefineUnlimitedDimension(), DefineVariable(), EndDefineMode(), PutStripedVector(), PutUnlimitedVariable(), and PutVector().

Is the fixed dimension set

Definition at line 55 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension(), and EndDefineMode().

Is the unlimited dimension set

Definition at line 56 of file Hdf5DataWriter.hpp.

Referenced by AdvanceAlongUnlimitedDimension(), Close(), DefineUnlimitedDimension(), EndDefineMode(), and PutUnlimitedVariable().

The name of the unlimited dimension.

Definition at line 57 of file Hdf5DataWriter.hpp.

Referenced by DefineUnlimitedDimension(), and EndDefineMode().

The physical units of the unlimited dimension.

Definition at line 58 of file Hdf5DataWriter.hpp.

Referenced by DefineUnlimitedDimension(), and EndDefineMode().

The size of the fixed dimension (number of rows)

Definition at line 59 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension(), and EndDefineMode().

The size of the fixed dimension (size of the vector of nodes)

Definition at line 60 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension(), PutStripedVector(), and PutVector().

unsigned Hdf5DataWriter::mLo [private]

Local ownership of a PETSc vector of size mFileFixedDimensionSize

Definition at line 61 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension(), PutStripedVector(), and PutVector().

unsigned Hdf5DataWriter::mHi [private]

Local ownership of a PETSc vector of size mFileFixedDimensionSize

Definition at line 62 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension().

unsigned Hdf5DataWriter::mNumberOwned [private]

mNumberOwned=mHi-mLo; except with incomplete data

Definition at line 63 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension(), PutStripedVector(), and PutVector().

unsigned Hdf5DataWriter::mOffset [private]

mOffset=mLo; except with incomplete data

Definition at line 64 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension(), PutStripedVector(), and PutVector().

Whether the data file is complete.

Definition at line 65 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension(), EndDefineMode(), PutStripedVector(), and PutVector().

Used so that the data set is only extended when data is written

Definition at line 66 of file Hdf5DataWriter.hpp.

Referenced by AdvanceAlongUnlimitedDimension(), and PossiblyExtend().

std::vector<unsigned> Hdf5DataWriter::mIncompleteNodeIndices [private]

Vector of node indices for which the data file does not contain data.

Definition at line 67 of file Hdf5DataWriter.hpp.

Referenced by DefineFixedDimension(), EndDefineMode(), PutStripedVector(), and PutVector().

The data variables

Definition at line 69 of file Hdf5DataWriter.hpp.

Referenced by DefineVariable(), and EndDefineMode().

hid_t Hdf5DataWriter::mFileId [private]

The data file ID.

Definition at line 85 of file Hdf5DataWriter.hpp.

Referenced by Close(), and EndDefineMode().

hid_t Hdf5DataWriter::mDatasetId [private]

The variables data set ID.

Definition at line 86 of file Hdf5DataWriter.hpp.

Referenced by Close(), EndDefineMode(), PossiblyExtend(), PutStripedVector(), and PutVector().

The time data set ID.

Definition at line 87 of file Hdf5DataWriter.hpp.

Referenced by Close(), EndDefineMode(), PossiblyExtend(), and PutUnlimitedVariable().

The current time step.

Definition at line 89 of file Hdf5DataWriter.hpp.

Referenced by AdvanceAlongUnlimitedDimension(), PutStripedVector(), PutUnlimitedVariable(), and PutVector().

const unsigned Hdf5DataWriter::DATASET_DIMS = 3 [static, private]

Defined in HDF5 reader too.

Todo:
: define it once

Definition at line 91 of file Hdf5DataWriter.hpp.

Referenced by EndDefineMode(), PutStripedVector(), and PutVector().

The sizes of each variable data set.

Definition at line 92 of file Hdf5DataWriter.hpp.

Referenced by AdvanceAlongUnlimitedDimension(), EndDefineMode(), and PossiblyExtend().


The documentation for this class was generated from the following files:

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