Driver for volume, surface, point field expressions. More...

Inheritance diagram for parseDriver:

Collaboration diagram for parseDriver:

[legend]

Public Member Functions
	ClassName ("volumeExpr::driver")

	parseDriver (const parseDriver &)=delete

void	operator= (const parseDriver &)=delete

	parseDriver (const fvMesh &mesh, const dictionary &dict=dictionary::null)
	Construct for specified mesh, with dictionary information. More...

	parseDriver (const fvMesh &mesh, const parseDriver &driver, const dictionary &dict)
	Construct for specified mesh with copy of driver context. More...

	parseDriver (const word &meshName, const fvMesh &mesh)
	Construct with meshName for the given mesh. More...

	parseDriver (const dictionary &dict, const fvMesh &mesh)
	Construct with patchName and region specified in dictionary. More...

virtual	~parseDriver ()=default
	Destructor. More...

virtual const fvMesh &	mesh () const
	The mesh we are attached to. More...

virtual label	size () const
	The natural field size for the expression. More...

virtual label	pointSize () const
	The point field size for the expression. More...

label	size (const FieldAssociation geoType) const
	Field size associated with different geometric field types. More...

bool	hasDimensions () const noexcept
	Apply dimensions() to geometric fields. More...

const dimensionSet &	dimensions () const noexcept
	The preferred result dimensions (if any) More...

void	clearField ()
	Clear out local copies of the field. More...

virtual bool	readDict (const dictionary &dict)
	Read variables, tables etc. More...

virtual unsigned	parse (const std::string &expr, size_t pos=0, size_t len=std::string::npos)
	Execute the parser. More...

const word &	resultType () const noexcept
	The result type-name. More...

FieldAssociation	fieldAssociation () const noexcept
	The geometric field association. More...

bool	isLogical () const noexcept
	A logical (bool-like) field. Actually stored as a scalar. More...

bool	isVolumeData () const noexcept
	A volume field. More...

bool	isFaceData () const noexcept
	A surface field. More...

bool	isPointData () const noexcept
	A point field. More...

template<class GeoField >
const GeoField *	isResultType () const
	Test if stored result pointer is the specified type. More...

template<class GeoField >
const GeoField *	isResultType (bool logical, bool dieOnNull=false) const
	Test if stored result pointer is the specified type and matches the specified logical type. More...

autoPtr< regIOobject >	dupZeroField () const
	A zero-initialized field with the same type as the result field. More...

template<class Type >
void	setResult (VolumeField< Type > *ptr, bool logical=false)
	Set result (vol field) More...

template<class Type >
void	setResult (SurfaceField< Type > *ptr, bool logical=false)
	Set result (surface field) More...

template<class Type >
void	setResult (PointField< Type > *ptr, bool logical=false)
	Set result (point field) More...

template<class Type >
tmp< VolumeField< Type > >	newVolField (const Type &val=pTraits< Type >::zero) const
	Return a new volume field with the mesh size. More...

template<class Type >
tmp< SurfaceField< Type > >	newSurfaceField (const Type &val=pTraits< Type >::zero) const
	Return a new surface field with the mesh nInternalFaces size. More...

template<class Type >
tmp< PointField< Type > >	newPointField (const Type &val=pTraits< Type >::zero) const
	Return a new point field with the mesh nPoints size. More...

template<class Type >
tmp< VolumeField< Type > >	getVolField (const word &fldName, bool getOldTime=false)
	Retrieve field (vol field) More...

template<class Type >
tmp< SurfaceField< Type > >	getSurfaceField (const word &fldName, bool getOldTime=false)
	Retrieve field (surface field) More...

template<class Type >
tmp< PointField< Type > >	getPointField (const word &fldName, bool getOldTime=false)
	Retrieve field (surface field) More...

template<class Type >
tmp< SurfaceField< Type > >	cellToFace (const VolumeField< Type > &field) const
	Interpolate cell to face values. More...

template<class Type >
tmp< PointField< Type > >	cellToPoint (const VolumeField< Type > &field) const
	Interpolate cell to point values. More...

template<class Type >
tmp< VolumeField< Type > >	pointToCell (const PointField< Type > &field) const
	Interpolate point to cell values. More...

template<class Type >
Type	volAverage (VolumeField< Type > &fld) const
	The volume-weighted average of a field. More...

template<class Type >
Type	volSum (VolumeField< Type > &fld) const
	The volume-weighted sum of a field. More...

template<class Type >
Type	areaAverage (SurfaceField< Type > &fld) const
	The area-weighted average of a field. More...

template<class Type >
Type	areaSum (SurfaceField< Type > &fld) const
	The area-weighted sum of a field. More...

tmp< volScalarField >	field_cellVolume () const
	The cell volumes - (swak = vol) More...

tmp< volVectorField >	field_cellCentre () const
	The cell centres - (swak = pos) More...

tmp< surfaceScalarField >	field_faceArea () const
	The face area magnitudes [magSf] - (swak = area) More...

tmp< surfaceVectorField >	field_faceCentre () const
	The face centres - (swak = fpos) More...

tmp< surfaceVectorField >	field_areaNormal () const
	The face areas with their vector direction [Sf] - (swak = face) More...

tmp< pointVectorField >	field_pointField () const
	The mesh point locations - (swak = pts) More...

tmp< volScalarField >	field_cellSet (const word &name) const
	Cell selection (set) More...

tmp< volScalarField >	field_cellZone (const word &name) const
	Cell selection (zone) More...

tmp< surfaceScalarField >	field_faceSet (const word &name) const
	Face selection (set) More...

tmp< surfaceScalarField >	field_faceZone (const word &name) const
	Face selection (zone) More...

tmp< pointScalarField >	field_pointSet (const word &name) const
	Point selection (set) More...

tmp< pointScalarField >	field_pointZone (const word &name) const
	Point selection (zone) More...

tmp< volScalarField >	field_rand (label seed=0, bool gaussian=false) const
	A uniform random field. More...

tmp< volScalarField >	field_randGaussian (label seed=0) const
	A Gaussian random field. More...

template<class GeomField >
const GeomField *	isResultType () const

template<class GeomField >
const GeomField *	isResultType (bool logical, bool dieOnNull) const

template<class Type >
Foam::tmp< Foam::VolumeField< Type > >	newVolField (const Type &val) const

template<class Type >
Foam::tmp< Foam::SurfaceField< Type > >	newSurfaceField (const Type &val) const

template<class Type >
Foam::tmp< Foam::PointField< Type > >	newPointField (const Type &val) const

template<class Type >
Foam::tmp< Foam::SurfaceField< Type > >	cellToFace (const VolumeField< Type > &field) const

template<class Type >
Foam::tmp< Foam::PointField< Type > >	cellToPoint (const VolumeField< Type > &field) const

template<class Type >
Foam::tmp< Foam::VolumeField< Type > >	pointToCell (const PointField< Type > &field) const

Public Member Functions inherited from genericRagelLemonDriver
	genericRagelLemonDriver ()
	Construct null. More...

	genericRagelLemonDriver (const genericRagelLemonDriver &rhs)=default
	Copy construct. More...

	genericRagelLemonDriver (genericRagelLemonDriver &&rhs)=default
	Move construct. More...

virtual	~genericRagelLemonDriver ()=default
	Destructor. More...

void	clear ()
	Reset references. More...

const std::string &	content () const
	Get reference to the input buffer content. More...

void	content (const std::string &s, size_t pos=0, size_t len=std::string::npos)
	Set reference to the input buffer content, which acts like a std::string_view. More...

std::string::const_iterator	cbegin () const
	Iterator to begin of content (sub)string. More...

std::string::const_iterator	cend () const
	Iterator to end of content (sub)string. More...

size_t	parsePosition () const
	The relative parse position with the content (sub)string. More...

size_t &	parsePosition ()
	The relative parse position with the content (sub)string. More...

Ostream &	printBuffer (Ostream &os) const
	Output the input buffer string content. More...

void	reportFatal (const std::string &msg) const
	Report FatalError. More...

void	reportFatal (const std::string &msg, size_t pos) const
	Report FatalError at parser position. More...

Public Member Functions inherited from fvExprDriver
	TypeName ("fvExprDriver")
	Runtime type information. More...

	declareRunTimeSelectionTable (autoPtr, fvExprDriver, dictionary,(const dictionary &dict, const fvMesh &mesh),(dict, mesh))

	declareRunTimeSelectionTable (autoPtr, fvExprDriver, idName,(const word &ident, const fvMesh &mesh),(ident, mesh))

	fvExprDriver (enum exprDriver::searchControls search=exprDriver::searchControls::DEFAULT_SEARCH, const dictionary &dict=dictionary::null)
	Default construct, and default construct with search preferences. More...

	fvExprDriver (const fvExprDriver &rhs, const dictionary &dict)
	Copy construct with dictionary reference. More...

	fvExprDriver (const dictionary &dict)
	Construct from a dictionary. More...

virtual autoPtr< fvExprDriver >	clone ()=delete
	Not generally clonable. More...

virtual	~fvExprDriver ()
	Destructor. More...

bool	cacheSets () const
	Status of cache-sets (static variable) More...

virtual void	clearVariables ()
	Clear temporary variables, reset from expression strings. More...

virtual bool	hasVariable (const word &name) const
	True if named variable exists. More...

virtual const exprResult &	variable (const word &name) const
	Return const-access to the named variable. More...

template<class Type >
bool	isVariableOrField (const word &name, const bool wantPointData=false, const label expectSize=-1) const
	Test for existence of a local/global variable or a field. More...

template<class Type >
tmp< Field< Type > >	getVariable (const word &name, const label expectSize, const bool mandatory=true) const
	Retrieve local/global variable as a tmp field. More...

word	getFieldClassName (const word &name) const
	Lookup the field class name (memory or read from disk) More...

topoSetSource::sourceType	topoSetType (const word &name) const
	Return cell/face/point set type or unknown. More...

topoSetSource::sourceType	topoZoneType (const word &name) const
	Return cell/face/point zone type or unknown. More...

topoSetSource::sourceType	topoSourceType (const word &name) const
	Return cell/face/point zone/set type or unknown. More...

refPtr< labelList >	getTopoSetLabels (const word &name, enum topoSetSource::sourceType setType) const
	Get the labels associated with the topo set. More...

bool	isCellZone (const word &name) const
	Test if name is a known cellZone. More...

bool	isFaceZone (const word &name) const
	Test if name is a known faceZone. More...

bool	isPointZone (const word &name) const
	Test if name is a known pointZone. More...

bool	isCellSet (const word &name) const
	Test if name is a known cellSet. More...

bool	isFaceSet (const word &name) const
	Test if name is a known faceSet. More...

bool	isPointSet (const word &name) const
	Test if name is a known pointSet. More...

virtual void	evaluateVariable (const word &varName, const expressions::exprString &expr)
	Evaluate the expression and save as the specified named variable. More...

virtual void	evaluateVariableRemote (string remote, const word &varName, const expressions::exprString &expr)
	Evaluate an expression on a remote and save as the specified named variable. More...

template<class Type >
bool	isVariable (const word &name, bool wantPointData=false, label expectSize=-1) const
	Test existence of a local/global variable. More...

template<class Type >
bool	foundField (const word &name) const
	Test if specified field can be found in memory or disk. More...

word	getTypeOfField (const word &fieldName) const
	Read the IOobject for fieldName and return its headerClassName. More...

Ostream &	writeCommon (Ostream &os, bool debug=false) const
	Write "variables", "storedVariables", "delayedVariables", "globalScopes" if they are present. More...

void	createWriterAndRead (const word &name)
	Create a writer for this object. More...

void	tryWrite () const
	Write data if appropriate Should enable exact restarts. More...

template<class GeomField >
Foam::tmp< GeomField >	getOrReadField (const word &name, const bool mandatory, const bool getOldTime)

template<class GeomField >
Foam::tmp< GeomField >	getOrReadPointField (const word &name, const bool mandatory, const bool getOldTime)

template<class GeomField , class Mesh >
Foam::tmp< GeomField >	readAndRegister (const word &name, const Mesh &meshRef)

template<class Type >
Foam::tmp< Foam::Field< Type > >	getVariable (const word &name, const label expectedSize, const bool mandatory) const

template<class GeomField , class Mesh >
Foam::tmp< GeomField >	getOrReadFieldImpl (const word &name, const Mesh &meshRef, bool mandatory, bool getOldTime)

template<class T >
Foam::autoPtr< T >	getTopoSet (const fvMesh &mesh, const word &name, SetOrigin &origin) const

Public Member Functions inherited from exprDriver
	TypeName ("exprDriver")
	Runtime type information. More...

	exprDriver (const exprDriver &)=delete
	No copy construct. More...

void	operator= (const exprDriver &)=delete
	No copy assignment. More...

	exprDriver (enum searchControls search=searchControls::DEFAULT_SEARCH, const dictionary &dict=dictionary::null)
	Default construct, and default construct with search preferences. More...

	exprDriver (const exprDriver &rhs, const dictionary &dict)
	Copy construct with new dictionary reference. More...

	exprDriver (const dictionary &dict)
	Construct from a dictionary. More...

virtual	~exprDriver ()=default
	Destructor. More...

const TimeState *	timeState () const noexcept
	Reference to the current time-state (can be nullptr) More...

virtual scalar	timeValue () const
	The current time value. More...

virtual scalar	deltaT () const
	The current deltaT value. More...

const dictionary &	dict () const noexcept
	The dictionary with all input data/specification. More...

const exprResult &	result () const noexcept
	Const access to expression result. More...

exprResult &	result () noexcept
	Non-const access to expression result. More...

void	clearResult ()
	Clear the result. More...

template<class Type >
tmp< Field< Type > >	getResult (bool wantPointData=false)
	Return the expression result as a tmp field. More...

const word &	getResultType () const noexcept
	The result type as word - same as result().valueType() More...

void	resetDb (const objectRegistry *obrPtr=nullptr)
	Reset the objectRegistry (for functions) More...

void	resetDb (const objectRegistry &db)
	Reset the objectRegistry (for functions) More...

scalar	argValue () const noexcept
	Get special-purpose scalar reference argument. More...

int	stashedTokenId () const noexcept
	Get "look-behind" parsing context (internal bookkeeping) More...

int	resetStashedTokenId (int tokenId=0) const noexcept
	Reset "look-behind" parsing context (mutable operation) More...

void	setDebugging (bool scannerDebug, bool parserDebug)
	Set the scanner/parser debug. More...

void	setDebugging (const exprDriver &rhs)
	Set the scanner/parser debug to match the input. More...

bool	setCaching (bool on) noexcept
	Toggle CACHE_READ_FIELDS control. More...

void	setSearchBehaviour (enum searchControls search, const bool caching=false)
	Set search behaviour, with additional CACHE_READ_FIELDS toggle on. More...

void	setSearchBehaviour (const exprDriver &rhs)
	Set search behaviour to be identical to rhs. More...

bool	debugScanner () const noexcept
	Read access to scanner debug. More...

bool	debugParser () const noexcept
	Read access to parser debug. More...

bool	prevIterIsOldTime () const

void	setArgument (const scalar val) noexcept
	Set special-purpose scalar reference argument. More...

void	addVariables (const expressions::exprString &expr, bool clear=true)
	Add/set string expressions for variables. More...

void	addVariables (const UList< expressions::exprString > &list, bool clear=true)
	Add/set string expressions for variables. More...

template<class T >
void	addUniformVariable (const word &name, const T &val)
	Add a uniform variable from an outside caller. More...

bool	hasContextObjects () const
	True if any context fields are defined. More...

const regIOobject *	cfindContextIOobject (const word &name) const
	Find named context field, if it exists. More...

template<class ObjType >
const ObjType *	cfindContextObject (const word &name) const
	Find context field object of specified type. More...

void	addContextObject (const word &name, const regIOobject *)
	Add the object to the context. More...

void	addContextObject (const regIOobject *)
	Add the object to the context. More...

void	removeContextObject (const word &name)
	Remove the object from the context. More...

void	removeContextObject (const regIOobject *)
	Remove the object from the context. More...

const contextObjectTableType &	contextObjects () const noexcept
	Read access to the object context. More...

contextObjectTableType &	contextObjects () noexcept
	Write access to the object context. More...

template<class Type >
bool	isFunction (const word &name) const
	Named mapping with given type exists. More...

template<class Type >
Type	getFunctionValue (const word &name, const scalar x) const
	Evaluate named mapping for the given time/value. Zero for undefined/unknown. More...

template<class Type >
void	fillFunctionValues (Field< Type > &result, const word &name, const scalarField &input) const
	Fill result with values remapped according to the named Function1. More...

template<class T >
bool	isLocalVariable (const word &name, bool wantPointData=false, label expectedSize=-1) const
	Test existence of a local variable. More...

template<class Type >
tmp< Field< Type > >	getLocalVariable (const word &name, label expectSize, const bool mandatory=true) const
	Retrieve local/global variable as a tmp field. More...

template<class Type >
tmp< Field< Type > >	evaluate (const expressions::exprString &expr, bool wantPointData=false)
	Evaluate the expression and return the field. More...

template<class Type >
Type	evaluateUniform (const expressions::exprString &expr, bool wantPointData=false)
	Evaluate the expression and return a single value. More...

void	evaluateVariable (const word &varName, const expressions::exprString &expr)
	Evaluate the expression and save as the specified named variable. More...

template<class Type >
tmp< Field< Type > >	newField (const Type &val=pTraits< Type >::zero) const
	Return a new field with the size() More...

template<class Type >
tmp< Field< Type > >	newPointField (const Type &val=pTraits< Type >::zero) const
	Return a new field with the pointSize() More...

expressions::exprString	readExpression (const word &name)
	Read an expression string (with the current dictionary) and do substitutions. More...

label	setVariableStrings (const dictionary &dict, bool mandatory=false)
	Read "variables" and assigns to the list of expression strings. More...

Ostream &	writeVariableStrings (Ostream &os, const word &keyword="") const
	Write "variables". More...

template<class Type >
void	addUniformVariable (const word &name, const Type &val)

template<class Type >
Foam::tmp< Foam::Field< Type > >	evaluate (const expressions::exprString &expr, bool wantPointData)

template<class Type >
Foam::tmp< Foam::Field< Type > >	getResult (bool wantPointData)

template<class Type >
const Foam::Function1< Type > *	getFunction1Ptr (const word &name, const HashTable< refPtr< Function1< Type >>> &tbl, wordList *listFailure)

template<class Type >
Foam::tmp< Foam::Field< Type > >	newField (const Type &val) const

template<class Type >
Foam::tmp< Foam::Field< Type > >	newPointField (const Type &val) const

Protected Member Functions
template<class Type >
void	setInternalFieldResult (const Field< Type > &fld)
	Deep-copy the internalField as a result. More...

tmp< volScalarField >	field_cellSelection (const word &name, enum topoSetSource::sourceType setType) const
	Cell selections (as logical) More...

tmp< surfaceScalarField >	field_faceSelection (const word &name, enum topoSetSource::sourceType setType) const
	Face selections (as logical) More...

tmp< pointScalarField >	field_pointSelection (const word &name, enum topoSetSource::sourceType setType) const
	Point selections (as logical) More...

Protected Member Functions inherited from fvExprDriver
void	setGlobalScopes (const wordUList &scopes)
	Define scopes for global variables. More...

virtual exprResult &	variable (const word &name)
	Non-const access to the named variable (sub-classes only) More...

template<class T >
bool	isGlobalVariable (const word &name, const bool wantPointData=false, const label expectedSize=-1) const
	Test existence of a global variable. More...

const exprResult &	lookupGlobal (const word &name) const
	Return the global variable if available or a null result. More...

template<class Type >
bool	isField (const word &name, const bool wantPointData=false, const label expectSize=-1) const
	Test for the existence of a mesh field. More...

template<class GeomField >
tmp< GeomField >	getOrReadField (const word &name, const bool mandatory=true, const bool getOldTime=false)
	Retrieve field from memory or disk. More...

template<class GeomField >
tmp< GeomField >	getOrReadPointField (const word &name, const bool mandatory=true, const bool getOldTime=false)
	Retrieve point field from memory or disk. More...

template<class GeomField , class MeshRef >
tmp< GeomField >	getOrReadFieldImpl (const word &name, const MeshRef &meshRef, const bool mandatory=true, const bool getOldTime=false)
	Retrieve field from memory or disk (implementation) More...

template<class GeomField , class MeshRef >
tmp< GeomField >	readAndRegister (const word &name, const MeshRef &meshRef)
	Helper function for getOrReadField. More...

template<class T >
autoPtr< T >	getTopoSet (const fvMesh &mesh, const word &setName, SetOrigin &origin) const
	Get topoSet. More...

template<class T >
bool	updateSet (autoPtr< T > &setPtr, const word &setName, SetOrigin origin) const
	Update topoSet. More...

virtual void	updateSpecialVariables (bool force=false)
	Examine current variable values and update stored variables. More...

virtual bool	hasDataToWrite () const
	Do we need a data file to be written. More...

virtual void	prepareData (dictionary &dict) const
	Prepare/update special variables and add to dictionary, normally via the reader/writer. More...

virtual void	getData (const dictionary &dict)
	Read data from dictionary, normally via the reader/writer. More...

Protected Member Functions inherited from exprDriver
bool	searchRegistry () const noexcept

bool	searchFiles () const noexcept

bool	cacheReadFields () const noexcept

void	resetTimeReference (const TimeState *ts)
	Reset the time-state reference. More...

void	resetTimeReference (const TimeState &ts)
	Reset the time-state reference. More...

void	writeFunctions (Ostream &os) const
	Write scalar/vector Function1 entries in dictionary format. More...

void	fill_random (scalarField &field, label seed=0, const bool gaussian=false) const
	Fill a random field. More...

virtual bool	update ()
	Update things. More...

virtual exprResult	getRemoteResult (const exprDriver &other) const
	Get the result from another driver. More...

Protected Attributes
const fvMesh &	mesh_
	The referenced mesh. More...

autoPtr< regIOobject >	resultField_
	The results (volume, surface, point) More...

word	resultType_
	The result type-name. More...

bool	isLogical_
	A logical (bool-like) field (but actually a scalar) More...

bool	hasDimensions_
	Requested use of dimensions. More...

expressions::FieldAssociation	fieldGeoType_
	A volume/surface/point field. More...

dimensionSet	resultDimensions_
	The result dimensions. More...

Protected Attributes inherited from genericRagelLemonDriver
std::reference_wrapper< const std::string >	content_
	Reference to the input string. More...

size_t	start_
	Start position within input string. More...

size_t	length_
	Length of input (sub)string. More...

size_t	position_
	The last known parser position. More...

Protected Attributes inherited from exprDriver
const dictionary &	dict_
	The dictionary with all input data/specification. More...

exprResult	result_
	The result. More...

List< expressions::exprString >	variableStrings_
	Variable definitions, as read from a dictionary. More...

HashTable< exprResult >	variables_
	The variables table. More...

HashTable< refPtr< Function1< scalar > > >	scalarFuncs_
	Function1 mappings/timelines (scalar), evaluated at the simulation time or with arbitrary scalars. More...

HashTable< refPtr< Function1< vector > > >	vectorFuncs_
	Function1 mappings/timelines (vector), evaluated at the simulation time or with arbitrary scalars. More...

contextObjectTableType	contextObjects_
	Externally defined context fields. More...

scalar	arg1Value_
	Special-purpose scalar reference argument. More...

const TimeState *	timeStatePtr_
	Reference to the time-state. More...

const objectRegistry *	obrPtr_
	Pointer to an object registry (for functions etc). More...

int	stashedTokenId_
	Internal bookkeeping as "look-behind" parsing context. More...

bool	debugScanner_
	Request debugging for scanner. More...

bool	debugParser_
	Request debugging for parser. More...

bool	allowShadowing_
	Allow variable names to mask field names. More...

bool	prevIterIsOldTime_
	Use value of previous iteration when oldTime is requested. More...

searchControls	searchCtrl_
	Registry/disk/caching control. More...

Additional Inherited Members
Public Types inherited from genericRagelLemonDriver
typedef size_t	location_type
	Type for linear addressing within parse content. More...

Public Types inherited from exprDriver
enum	searchControls { NO_SEARCH = 0, SEARCH_REGISTRY = 1, SEARCH_FILES = 2, CACHE_READ_FIELDS = 4, DEFAULT_SEARCH = (SEARCH_REGISTRY) }
	Search/caching controls. More...

typedef HashTable< const regIOobject * >	contextObjectTableType
	Externally defined context fields. More...

Static Public Member Functions inherited from fvExprDriver
static const fvMesh &	defaultMesh ()
	Get the default mesh, if one is defined. More...

static const fvMesh *	resetDefaultMesh (const fvMesh &mesh, const bool force=false)
	Set the default mesh (if not already set) More...

static autoPtr< fvExprDriver >	New (const dictionary &dict, const fvMesh &mesh)
	Return a reference to the selected value driver. More...

static autoPtr< fvExprDriver >	New (const dictionary &dict)
	Return a reference to the selected value driver. More...

static autoPtr< fvExprDriver >	New (const word &type, const word &id, const fvMesh &mesh)
	Return a reference to the selected value driver. More...

Static Public Member Functions inherited from exprDriver
static expressions::exprString	readExpression (const word &name, const dictionary &dict)
	Read an expression string and do substitutions. More...

static List< expressions::exprString >	readVariableStrings (const dictionary &dict, const word &name="variables", bool mandatory=false)
	Read the list of variable strings. More...

Protected Types inherited from fvExprDriver
enum	SetOrigin { INVALID = 0, NEW, FILE, MEMORY, CACHE }
	The origin of the topoSet. More...

Static Protected Member Functions inherited from fvExprDriver
static const fvMesh &	regionMesh (const dictionary &dict, const fvMesh &mesh, bool readIfNecessary)
	Determine mesh or region mesh as specified in the dictionary with the keyword "region". More...

template<class T >
static word	defaultBoundaryType (const T &)
	Default boundary type is calculated. More...

template<class Type >
static word	defaultBoundaryType (const VolumeField< Type > &)
	Default boundary type for volume fields is zeroGradient since they are essentially just internal fields. More...

template<class T >
static void	correctField (T &)
	Apply correctBoundaryConditions (volume fields only) More...

template<class Type >
static void	correctField (VolumeField< Type > &fld)

Static Protected Member Functions inherited from exprDriver
template<class Type >
static Type	weightedAverage (const scalarField &weights, const Field< Type > &fld)
	The (global) weighted average of a field, with stabilisation. More...

template<class Type >
static Type	weightedSum (const scalarField &weights, const Field< Type > &fld)
	The (global) weighted sum (integral) of a field. More...

static point	getPositionOfMinimum (const scalarField &vals, const pointField &locs)
	Return the location of the min value. More...

static point	getPositionOfMaximum (const scalarField &vals, const pointField &locs)
	Return the location of the max value. More...

Detailed Description

Driver for volume, surface, point field expressions.

Additional Properties

Property	Description	Required	Default
`dimensions`	Dimensions for the expression result	no

In addition to the standard mathematical functions, operations and logical and relational operations, the volume expressions support the following driver-specific functions:

Functions

Function	Description	Number of arguments
`vol`	The cell volumes	0
`pos`	The cell centres	0
`pts`	The cell points	0
`area`	The face area magnitudes	0
`fpos`	The face centres	0
`weightAverage`	Volume or area weighted average	1
`weightSum`	Volume or area weighted sum	1
`face`	The face areaNormal vectors	0
`face`	A surface-field face value	1
`point`	A point-field point value	1
`cellToFace`	Interpolate cell values onto faces	1
`cellToPoint`	Interpolate cell values onto points	1
`pointToCell`	Interpolate point values onto cells	1
`reconstruct`	Reconstruct cell vector from surface scalar	1
`rand`	Random field	0/1

Selections

Function	Description	Number of arguments
`cset`	Logical vol field corresponding to cellSet	1
`fset`	Logical surf field corresponding to faceSet	1
`pset`	Logical point field corresponding to pointSet	1
`czone`	Logical vol field corresponding to cellZone	1
`fzone`	Logical surf field corresponding to faceZone	1
`pzone`	Logical point field corresponding to pointZone	1

Note: Use namespace debug switch volumeExpr for scanner (2), parser (4) or dictionary controls as per Foam::expressions::exprDriver.

Source files

Definition at line 226 of file volumeExprDriver.H.

Constructor & Destructor Documentation

◆ parseDriver() [1/5]

parseDriver ( const parseDriver & )

delete

◆ parseDriver() [2/5]

parseDriver	(	const fvMesh &	mesh,
		const dictionary &	dict = `dictionary::null`
	)

explicit

Construct for specified mesh, with dictionary information.

Definition at line 80 of file volumeExprDriver.C.

◆ parseDriver() [3/5]

parseDriver	(	const fvMesh &	mesh,
		const parseDriver &	driver,
		const dictionary &	dict
	)

Construct for specified mesh with copy of driver context.

Definition at line 100 of file volumeExprDriver.C.

◆ parseDriver() [4/5]

parseDriver	(	const word &	meshName,
		const fvMesh &	mesh
	)

Construct with meshName for the given mesh.

Definition at line 121 of file volumeExprDriver.C.

◆ parseDriver() [5/5]

parseDriver	(	const dictionary &	dict,
		const fvMesh &	mesh
	)

Construct with patchName and region specified in dictionary.

Definition at line 133 of file volumeExprDriver.C.

◆ ~parseDriver()

virtual ~parseDriver ( )

virtualdefault

Destructor.

Member Function Documentation

◆ setInternalFieldResult()

void setInternalFieldResult ( const Field< Type > & fld )

protected

Deep-copy the internalField as a result.

Uses the isLogical() and isPointData() values to handle additional bookkeeping. For isLogical(), renames the resultType_ from '*Scalar*' to '*Logical*' (eg, volLogicalField)

Definition at line 31 of file volumeExprDriverTemplates.C.

References Foam::FieldOps::assign(), Foam::HashSetOps::bools(), and fld.

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◆ field_cellSelection()

Foam::tmp< Foam::volScalarField > field_cellSelection	(	const word &	name,
		enum topoSetSource::sourceType	setType
	)		const

protected

Cell selections (as logical)

Definition at line 29 of file volumeExprDriverFields.C.

References Foam::exit(), Foam::FatalError, FatalErrorInFunction, fld, mesh, Foam::name(), Foam::New(), Foam::nl, and Foam::Zero.

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◆ field_faceSelection()

Foam::tmp< Foam::surfaceScalarField > field_faceSelection	(	const word &	name,
		enum topoSetSource::sourceType	setType
	)		const

protected

Face selections (as logical)

Definition at line 70 of file volumeExprDriverFields.C.

References Foam::exit(), Foam::FatalError, FatalErrorInFunction, fld, mesh, Foam::name(), Foam::New(), Foam::nl, WarningInFunction, and Foam::Zero.

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◆ field_pointSelection()

Foam::tmp< Foam::pointScalarField > field_pointSelection	(	const word &	name,
		enum topoSetSource::sourceType	setType
	)		const

protected

Point selections (as logical)

Definition at line 146 of file volumeExprDriverFields.C.

References Foam::exit(), Foam::FatalError, FatalErrorInFunction, fld, mesh, Foam::name(), Foam::New(), Foam::nl, and Foam::Zero.

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◆ ClassName()

ClassName ( "volumeExpr::driver" )

◆ operator=()

void operator= ( const parseDriver & )

delete

◆ mesh()

virtual const fvMesh& mesh ( ) const

inlinevirtual

The mesh we are attached to.

Implements fvExprDriver.

Definition at line 374 of file volumeExprDriver.H.

References parseDriver::mesh_.

Referenced by parseDriver::field_cellVolume().

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◆ size() [1/2]

virtual label size ( ) const

inlinevirtual

The natural field size for the expression.

Implements fvExprDriver.

Definition at line 382 of file volumeExprDriver.H.

References parseDriver::mesh_, and primitiveMesh::nCells().

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◆ pointSize()

virtual label pointSize ( ) const

inlinevirtual

The point field size for the expression.

Implements fvExprDriver.

Definition at line 390 of file volumeExprDriver.H.

References parseDriver::mesh_, and primitiveMesh::nPoints().

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◆ size() [2/2]

Foam::label size ( const FieldAssociation geoType ) const

inline

Field size associated with different geometric field types.

Definition at line 24 of file volumeExprDriverI.H.

References Foam::expressions::FACE_DATA, Foam::expressions::POINT_DATA, and Foam::expressions::VOLUME_DATA.

◆ hasDimensions()

bool hasDimensions ( ) const

inlinenoexcept

Apply dimensions() to geometric fields.

Definition at line 46 of file volumeExprDriverI.H.

References parseDriver::hasDimensions_.

◆ dimensions()

const Foam::dimensionSet & dimensions ( ) const

inlinenoexcept

The preferred result dimensions (if any)

Definition at line 54 of file volumeExprDriverI.H.

◆ clearField()

void clearField ( )

Clear out local copies of the field.

Definition at line 185 of file volumeExprDriver.C.

References parseDriver::fieldGeoType_, parseDriver::isLogical_, Foam::expressions::NO_DATA, parseDriver::resultField_, and parseDriver::resultType_.

◆ readDict()

bool readDict ( const dictionary & dict )

virtual

Read variables, tables etc.

Adds support for "dimensions"

Reimplemented from fvExprDriver.

Definition at line 154 of file volumeExprDriver.C.

References dict.

◆ parse()

unsigned parse	(	const std::string &	expr,
		size_t	pos = `0`,
		size_t	len = `std::string::npos`
	)

virtual

Execute the parser.

The return value currently has no meaning.

Implements exprDriver.

Definition at line 171 of file volumeExprDriver.C.

References Foam::pos(), and scanner::process().

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◆ resultType()

const word& resultType ( ) const

inlinenoexcept

The result type-name.

Normally volScalarField, surfaceVectorField etc, but Scalar is modified for logical as volScalarField etc

Definition at line 455 of file volumeExprDriver.H.

References parseDriver::resultType_.

◆ fieldAssociation()

FieldAssociation fieldAssociation ( ) const

inlinenoexcept

The geometric field association.

Definition at line 463 of file volumeExprDriver.H.

References parseDriver::fieldGeoType_.

◆ isLogical()

bool isLogical ( ) const

inlinenoexcept

A logical (bool-like) field. Actually stored as a scalar.

Definition at line 471 of file volumeExprDriver.H.

References parseDriver::isLogical_.

◆ isVolumeData()

bool isVolumeData ( ) const

inlinenoexcept

A volume field.

Definition at line 479 of file volumeExprDriver.H.

References parseDriver::fieldGeoType_, and Foam::expressions::VOLUME_DATA.

◆ isFaceData()

bool isFaceData ( ) const

inlinenoexcept

A surface field.

Definition at line 487 of file volumeExprDriver.H.

References Foam::expressions::FACE_DATA, and parseDriver::fieldGeoType_.

◆ isPointData()

bool isPointData ( ) const

inlinenoexcept

A point field.

Definition at line 495 of file volumeExprDriver.H.

References parseDriver::fieldGeoType_, and Foam::expressions::POINT_DATA.

◆ isResultType() [1/4]

const GeoField* isResultType ( ) const

Test if stored result pointer is the specified type.

◆ isResultType() [2/4]

const GeoField* isResultType	(	bool	logical,
		bool	dieOnNull = `false`
	)		const

Test if stored result pointer is the specified type and matches the specified logical type.

◆ dupZeroField()

Foam::autoPtr< Foam::regIOobject > dupZeroField ( ) const

A zero-initialized field with the same type as the result field.

Definition at line 197 of file volumeExprDriver.C.

References doLocalCode, Foam::expressions::FACE_DATA, Foam::expressions::POINT_DATA, and Foam::expressions::VOLUME_DATA.

◆ setResult() [1/3]

void setResult	(	VolumeField< Type > *	ptr,
		bool	logical = `false`
	)

Set result (vol field)

Definition at line 57 of file volumeExprDriverTemplates.C.

References DimensionedField< Type, GeoMesh >::dimensions(), GeometricField< Type, PatchField, GeoMesh >::primitiveField(), and Foam::expressions::VOLUME_DATA.

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◆ setResult() [2/3]

void setResult	(	SurfaceField< Type > *	ptr,
		bool	logical = `false`
	)

Set result (surface field)

Definition at line 84 of file volumeExprDriverTemplates.C.

References DimensionedField< Type, GeoMesh >::dimensions(), Foam::expressions::FACE_DATA, and GeometricField< Type, PatchField, GeoMesh >::primitiveField().

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◆ setResult() [3/3]

void setResult	(	PointField< Type > *	ptr,
		bool	logical = `false`
	)

Set result (point field)

Definition at line 111 of file volumeExprDriverTemplates.C.

References DimensionedField< Type, GeoMesh >::dimensions(), Foam::expressions::POINT_DATA, GeometricField< Type, PatchField, GeoMesh >::primitiveField(), and dimensionSet::reset().

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◆ newVolField() [1/2]

tmp<VolumeField<Type> > newVolField ( const Type & val = pTraits< Type >::zero ) const

Return a new volume field with the mesh size.

◆ newSurfaceField() [1/2]

tmp<SurfaceField<Type> > newSurfaceField ( const Type & val = pTraits< Type >::zero ) const

Return a new surface field with the mesh nInternalFaces size.

◆ newPointField() [1/2]

tmp<PointField<Type> > newPointField ( const Type & val = pTraits< Type >::zero ) const

Return a new point field with the mesh nPoints size.

◆ getVolField()

tmp<VolumeField<Type> > getVolField	(	const word &	fldName,
		bool	getOldTime = `false`
	)

Retrieve field (vol field)

◆ getSurfaceField()

tmp<SurfaceField<Type> > getSurfaceField	(	const word &	fldName,
		bool	getOldTime = `false`
	)

Retrieve field (surface field)

◆ getPointField()

tmp<PointField<Type> > getPointField	(	const word &	fldName,
		bool	getOldTime = `false`
	)

Retrieve field (surface field)

◆ cellToFace() [1/2]

tmp<SurfaceField<Type> > cellToFace ( const VolumeField< Type > & field ) const

Interpolate cell to face values.

◆ cellToPoint() [1/2]

tmp<PointField<Type> > cellToPoint ( const VolumeField< Type > & field ) const

Interpolate cell to point values.

◆ pointToCell() [1/2]

tmp<VolumeField<Type> > pointToCell ( const PointField< Type > & field ) const

Interpolate point to cell values.

◆ volAverage()

Type volAverage ( VolumeField< Type > & fld ) const

inline

The volume-weighted average of a field.

Definition at line 616 of file volumeExprDriver.H.

References fld, and exprDriver::weightedAverage().

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◆ volSum()

Type volSum ( VolumeField< Type > & fld ) const

inline

The volume-weighted sum of a field.

Definition at line 625 of file volumeExprDriver.H.

References fld, and exprDriver::weightedSum().

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◆ areaAverage()

Type areaAverage ( SurfaceField< Type > & fld ) const

inline

The area-weighted average of a field.

Definition at line 634 of file volumeExprDriver.H.

References fld, and exprDriver::weightedAverage().

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◆ areaSum()

Type areaSum ( SurfaceField< Type > & fld ) const

inline

The area-weighted sum of a field.

Definition at line 647 of file volumeExprDriver.H.

References fld, and exprDriver::weightedSum().

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◆ field_cellVolume()

Foam::tmp< Foam::volScalarField > field_cellVolume ( ) const

The cell volumes - (swak = vol)

Definition at line 187 of file volumeExprDriverFields.C.

References Foam::dimVol, parseDriver::mesh(), and GeometricField< scalar, fvPatchField, volMesh >::New().

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◆ field_cellCentre()

Foam::tmp< Foam::volVectorField > field_cellCentre ( ) const

The cell centres - (swak = pos)

Definition at line 200 of file volumeExprDriverFields.C.

References C, mesh, and tmp< T >::New().

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◆ field_faceArea()

Foam::tmp< Foam::surfaceScalarField > field_faceArea ( ) const

The face area magnitudes [magSf] - (swak = area)

Definition at line 207 of file volumeExprDriverFields.C.

References Foam::dimless, mesh, and GeometricField< scalar, fvsPatchField, surfaceMesh >::New().

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◆ field_faceCentre()

Foam::tmp< Foam::surfaceVectorField > field_faceCentre ( ) const

The face centres - (swak = fpos)

Definition at line 220 of file volumeExprDriverFields.C.

References Foam::dimless, mesh, and GeometricField< vector, fvsPatchField, surfaceMesh >::New().

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◆ field_areaNormal()

Foam::tmp< Foam::surfaceVectorField > field_areaNormal ( ) const

The face areas with their vector direction [Sf] - (swak = face)

Definition at line 233 of file volumeExprDriverFields.C.

References Foam::dimless, mesh, and GeometricField< vector, fvsPatchField, surfaceMesh >::New().

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◆ field_pointField()

Foam::tmp< Foam::pointVectorField > field_pointField ( ) const

The mesh point locations - (swak = pts)

Definition at line 246 of file volumeExprDriverFields.C.

References Foam::dimless, mesh, MeshObject< polyMesh, UpdateableMeshObject, pointMesh >::New(), GeometricField< vector, pointPatchField, pointMesh >::New(), and points.

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◆ field_cellSet()

tmp<volScalarField> field_cellSet ( const word & name ) const

inline

Cell selection (set)

◆ field_cellZone()

Foam::tmp< Foam::volScalarField > field_cellZone ( const word & name ) const

inline

Cell selection (zone)

Definition at line 76 of file volumeExprDriverI.H.

References Foam::name().

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◆ field_faceSet()

Foam::tmp< Foam::surfaceScalarField > field_faceSet ( const word & name ) const

inline

Face selection (set)

Definition at line 90 of file volumeExprDriverI.H.

References Foam::name().

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◆ field_faceZone()

Foam::tmp< Foam::surfaceScalarField > field_faceZone ( const word & name ) const

inline

Face selection (zone)

Definition at line 104 of file volumeExprDriverI.H.

References Foam::name().

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◆ field_pointSet()

Foam::tmp< Foam::pointScalarField > field_pointSet ( const word & name ) const

inline

Point selection (set)

Definition at line 118 of file volumeExprDriverI.H.

References Foam::name().

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◆ field_pointZone()

Foam::tmp< Foam::pointScalarField > field_pointZone ( const word & name ) const

inline

Point selection (zone)

Definition at line 132 of file volumeExprDriverI.H.

References Foam::name().

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◆ field_rand()

Foam::tmp< Foam::volScalarField > field_rand	(	label	seed = `0`,
		bool	gaussian = `false`
	)		const

A uniform random field.

Definition at line 260 of file volumeExprDriverFields.C.

References Foam::dimless, exprDriver::fill_random(), mesh, and GeometricField< scalar, fvPatchField, volMesh >::New().

Referenced by parseDriver::field_randGaussian().

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◆ field_randGaussian()

tmp<volScalarField> field_randGaussian ( label seed = 0 ) const

inline

A Gaussian random field.

Definition at line 726 of file volumeExprDriver.H.

References parseDriver::field_rand().

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◆ isResultType() [3/4]

const GeomField* isResultType ( ) const

Definition at line 138 of file volumeExprDriverTemplates.C.

References parseDriver::resultField_.

◆ isResultType() [4/4]

const GeomField* isResultType	(	bool	logical,
		bool	dieOnNull
	)		const

Definition at line 147 of file volumeExprDriverTemplates.C.

References Foam::exit(), Foam::FatalError, FatalErrorInFunction, UList< T >::get(), and Foam::nl.

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◆ newVolField() [2/2]

Foam::tmp<Foam::VolumeField<Type> > newVolField ( const Type & val ) const

Definition at line 225 of file volumeExprDriverTemplates.C.

References Foam::dimless, mesh, and GeometricField< Type, PatchField, GeoMesh >::New().

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◆ newSurfaceField() [2/2]

Foam::tmp<Foam::SurfaceField<Type> > newSurfaceField ( const Type & val ) const

Definition at line 241 of file volumeExprDriverTemplates.C.

References Foam::dimless, mesh, and GeometricField< Type, PatchField, GeoMesh >::New().

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◆ newPointField() [2/2]

Foam::tmp<Foam::PointField<Type> > newPointField ( const Type & val ) const

Definition at line 257 of file volumeExprDriverTemplates.C.

References Foam::dimless, mesh, MeshObject< polyMesh, UpdateableMeshObject, pointMesh >::New(), and GeometricField< Type, pointPatchField, pointMesh >::New().

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◆ cellToFace() [2/2]

Foam::tmp<Foam::SurfaceField<Type> > cellToFace ( const VolumeField< Type > & field ) const

Definition at line 273 of file volumeExprDriverTemplates.C.

References field(), and Foam::fvc::interpolate().

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◆ cellToPoint() [2/2]

Foam::tmp<Foam::PointField<Type> > cellToPoint ( const VolumeField< Type > & field ) const

Definition at line 284 of file volumeExprDriverTemplates.C.

References field(), volPointInterpolation::interpolate(), and mesh.

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◆ pointToCell() [2/2]

Foam::tmp<Foam::VolumeField<Type> > pointToCell ( const PointField< Type > & field ) const

Definition at line 296 of file volumeExprDriverTemplates.C.

References field(), forAll, and Foam::interpolatePointToCell().

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Member Data Documentation

◆ mesh_

const fvMesh& mesh_

protected

The referenced mesh.

Definition at line 238 of file volumeExprDriver.H.

Referenced by parseDriver::mesh(), parseDriver::pointSize(), and parseDriver::size().

◆ resultField_

autoPtr<regIOobject> resultField_

protected

The results (volume, surface, point)

Definition at line 243 of file volumeExprDriver.H.

Referenced by parseDriver::clearField(), and parseDriver::isResultType().

◆ resultType_

word resultType_

protected

The result type-name.

Normally volScalarField, surfaceVectorField etc, but Scalar is modified for logical as volScalarField etc

Definition at line 251 of file volumeExprDriver.H.

Referenced by parseDriver::clearField(), and parseDriver::resultType().

◆ isLogical_

bool isLogical_

protected

A logical (bool-like) field (but actually a scalar)

Definition at line 256 of file volumeExprDriver.H.

Referenced by parseDriver::clearField(), and parseDriver::isLogical().

◆ hasDimensions_

bool hasDimensions_

protected

Requested use of dimensions.

Definition at line 261 of file volumeExprDriver.H.

Referenced by parseDriver::hasDimensions().

◆ fieldGeoType_

expressions::FieldAssociation fieldGeoType_

protected

A volume/surface/point field.

Definition at line 266 of file volumeExprDriver.H.

Referenced by parseDriver::clearField(), parseDriver::fieldAssociation(), parseDriver::isFaceData(), parseDriver::isPointData(), and parseDriver::isVolumeData().

◆ resultDimensions_

dimensionSet resultDimensions_

protected

The result dimensions.

Definition at line 271 of file volumeExprDriver.H.

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

src/finiteVolume/expressions/volume/volumeExprDriver.H
src/finiteVolume/expressions/volume/volumeExprDriver.C
src/finiteVolume/expressions/volume/volumeExprDriverFields.C
src/finiteVolume/expressions/volume/volumeExprDriverI.H
src/finiteVolume/expressions/volume/volumeExprDriverTemplates.C

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ parseDriver() [1/5]

◆ parseDriver() [2/5]

◆ parseDriver() [3/5]

◆ parseDriver() [4/5]

◆ parseDriver() [5/5]

◆ ~parseDriver()

Member Function Documentation

◆ setInternalFieldResult()

◆ field_cellSelection()

◆ field_faceSelection()

◆ field_pointSelection()

◆ ClassName()

◆ operator=()

◆ mesh()

◆ size() [1/2]

◆ pointSize()

◆ size() [2/2]

◆ hasDimensions()

◆ dimensions()

◆ clearField()

◆ readDict()

◆ parse()

◆ resultType()

◆ fieldAssociation()

◆ isLogical()

◆ isVolumeData()

◆ isFaceData()

◆ isPointData()

◆ isResultType() [1/4]

◆ isResultType() [2/4]

◆ dupZeroField()

◆ setResult() [1/3]

◆ setResult() [2/3]

◆ setResult() [3/3]

◆ newVolField() [1/2]

◆ newSurfaceField() [1/2]

◆ newPointField() [1/2]

◆ getVolField()

◆ getSurfaceField()

◆ getPointField()

◆ cellToFace() [1/2]

◆ cellToPoint() [1/2]

◆ pointToCell() [1/2]

◆ volAverage()

◆ volSum()

◆ areaAverage()

◆ areaSum()

◆ field_cellVolume()

◆ field_cellCentre()

◆ field_faceArea()

◆ field_faceCentre()

◆ field_areaNormal()

◆ field_pointField()

◆ field_cellSet()

◆ field_cellZone()

◆ field_faceSet()

◆ field_faceZone()

◆ field_pointSet()

◆ field_pointZone()

◆ field_rand()

◆ field_randGaussian()

◆ isResultType() [3/4]

◆ isResultType() [4/4]

◆ newVolField() [2/2]

◆ newSurfaceField() [2/2]

◆ newPointField() [2/2]

◆ cellToFace() [2/2]

◆ cellToPoint() [2/2]

◆ pointToCell() [2/2]

Member Data Documentation

◆ mesh_

◆ resultField_

◆ resultType_

◆ isLogical_