StdMeshers_CartesianParameters3D Class Reference

#include <StdMeshers_CartesianParameters3D.hxx>

Public Member Functions
const double * GetAxisDirs () const
void GetCoordinates (std::vector< double > &xNodes, std::vector< double > &yNodes, std::vector< double > &zNodes, const Bnd_Box &bndBox) const
bool GetFixedPoint (double p[3]) const
void GetGrid (std::vector< double > &xNodes, int axis) const
void GetGridSpacing (std::vector< std::string > &spaceFunctions, std::vector< double > &internalPoints, const int axis) const
double GetSizeThreshold () const
	Return size threshold. More...
bool GetToAddEdges () const
bool IsDefined () const
	Return true if parameters are well defined. More...
bool IsGridBySpacing (const int axis) const
virtual std::istream & LoadFrom (std::istream &load)
virtual std::ostream & SaveTo (std::ostream &save)
	Persistence methods. More...
void SetAxisDirs (const double *the9DirComps)
	Set custom direction of axes. More...
void SetFixedPoint (const double p[3], bool toUnset)
void SetGrid (std::vector< double > &xNodes, int axis)
void SetGridSpacing (std::vector< std::string > &spaceFunctions, std::vector< double > &internalPoints, const int axis)
	Set grid spacing along the three axes. More...
virtual bool SetParametersByDefaults (const TDefaults &dflts, const SMESH_Mesh *theMesh=0)
	Initialize my parameter values by default parameters. More...
virtual bool SetParametersByMesh (const SMESH_Mesh *theMesh, const TopoDS_Shape &theShape)
	Initialize my parameter values by the mesh built on the geometry. More...
void SetSizeThreshold (const double threshold)
void SetToAddEdges (bool toAdd)
	Enables implementation of geometrical edges into the mesh. If this feature is disabled, sharp edges of the shape are lost ("smoothed") in the mesh if they don't coincide with the grid lines. More...
StdMeshers_CartesianParameters3D (int hypId, int studyId, SMESH_Gen *gen)
Public Member Functions inherited from SMESH_Hypothesis
void ClearParameters ()
virtual bool DataDependOnParams () const
	The returned value is used by NotifySubMeshesHypothesisModification() to decide to call subMesh->AlgoStateEngine( MODIF_HYP, hyp ) or not if subMesh is ready to be computed (algo+hyp==OK) but not yet computed. True result is reasonable for example if EventListeners depend on parameters of hypothesis. More...
virtual int GetDim () const
SMESH_Gen * GetGen () const
char * GetLastParameters () const
virtual const char * GetLibName () const
SMESH_Mesh * GetMeshByPersistentID (int id)
	Find a mesh with given persistent ID. More...
char * GetParameters () const
virtual int GetShapeType () const
int GetStudyId () const
virtual bool IsAuxiliary () const
	Return true if me is an auxiliary hypothesis. More...
virtual void NotifySubMeshesHypothesisModification ()
void SetLastParameters (const char *theParameters)
void SetLibName (const char *theLibName)
void SetParameters (const char *theParameters)
SMESH_Hypothesis (int hypId, int studyId, SMESH_Gen *gen)
virtual ~SMESH_Hypothesis ()
Public Member Functions inherited from SMESHDS_Hypothesis
int GetID () const
const char * GetName () const
int GetType () const
bool IsSameName (const SMESHDS_Hypothesis &other) const
	Compare types of hypotheses. More...
bool operator!= (const SMESHDS_Hypothesis &other) const
virtual bool operator== (const SMESHDS_Hypothesis &other) const
SMESHDS_Hypothesis (int hypId)
virtual ~SMESHDS_Hypothesis ()

Static Public Member Functions
static void ComputeCoordinates (const double x0, const double x1, std::vector< std::string > &spaceFuns, std::vector< double > &points, std::vector< double > &coords, const std::string &axis, const double *xForced=0)
	Computes node coordinates by spacing functions. More...
static void ComputeOptimalAxesDirs (const TopoDS_Shape &shape, const bool isOrthogonal, double dirCoords[9])
	Returns axes at which number of hexahedra is maximal. More...
Static Public Member Functions inherited from SMESH_Hypothesis
static bool IsStatusFatal (Hypothesis_Status theStatus)

Additional Inherited Members
Public Types inherited from SMESH_Hypothesis
enum  Hypothesis_Status {   HYP_OK = 0, HYP_MISSING, HYP_CONCURENT, HYP_BAD_PARAMETER,   HYP_HIDDEN_ALGO, HYP_HIDING_ALGO, HYP_UNKNOWN_FATAL, HYP_INCOMPATIBLE,   HYP_NOTCONFORM, HYP_ALREADY_EXIST, HYP_BAD_DIM, HYP_BAD_SUBSHAPE,   HYP_BAD_GEOMETRY, HYP_NEED_SHAPE, HYP_INCOMPAT_HYPS }
Public Types inherited from SMESHDS_Hypothesis
enum  hypothesis_type {   PARAM_ALGO, ALGO_0D, ALGO_1D, ALGO_2D,   ALGO_3D }

Detailed Description

This hypothesis specifies

• Definition of the Cartesian grid
• Size threshold

Constructor & Destructor Documentation

StdMeshers_CartesianParameters3D()

StdMeshers_CartesianParameters3D::StdMeshers_CartesianParameters3D	(	int	hypId,
		int	studyId,
		SMESH_Gen *	gen
	)

References SetFixedPoint().

Member Function Documentation

ComputeCoordinates()

void StdMeshers_CartesianParameters3D::ComputeCoordinates ( const double  x0, const double  x1, std::vector< std::string > &  spaceFuns, std::vector< double > &  points, std::vector< double > &  coords, const std::string &  axis, const double *  xForced = 0  )

static

Computes node coordinates by spacing functions.

Parameters

x0	- lower coordinate
x1	- upper coordinate
spaceFuns	- space functions
points	- internal points
coords	- the computed coordinates

References StdMeshers::FunctionExpr::value().

Referenced by GetCoordinates().

ComputeOptimalAxesDirs()

void StdMeshers_CartesianParameters3D::ComputeOptimalAxesDirs ( const TopoDS_Shape &  shape, const bool  isOrthogonal, double  dirCoords[9]  )

static

Returns axes at which number of hexahedra is maximal.

GetAxisDirs()

const double* StdMeshers_CartesianParameters3D::GetAxisDirs

(

)

const

GetCoordinates()

void StdMeshers_CartesianParameters3D::GetCoordinates	(	std::vector< double > &	xNodes,
		std::vector< double > &	yNodes,
		std::vector< double > &	zNodes,
		const Bnd_Box &	bndBox
	)		const

Return coordinates of node positions along the three axes. If the grid is defined by spacing functions, the coordinates are computed

References ComputeCoordinates(), GetFixedPoint(), and IsGridBySpacing().

GetFixedPoint()

bool StdMeshers_CartesianParameters3D::GetFixedPoint

(

double

p[3]

)

const

Referenced by GetCoordinates().

GetGrid()

void StdMeshers_CartesianParameters3D::GetGrid	(	std::vector< double > &	xNodes,
		int	axis
	)		const

Return coordinates of node positions along the three axes

References IsGridBySpacing().

GetGridSpacing()

void StdMeshers_CartesianParameters3D::GetGridSpacing	(	std::vector< std::string > &	spaceFunctions,
		std::vector< double > &	internalPoints,
		const int	axis
	)		const

References IsGridBySpacing().

GetSizeThreshold()

double StdMeshers_CartesianParameters3D::GetSizeThreshold

(

)

const

Return size threshold.

GetToAddEdges()

bool StdMeshers_CartesianParameters3D::GetToAddEdges

(

)

const

IsDefined()

bool StdMeshers_CartesianParameters3D::IsDefined

(

)

const

Return true if parameters are well defined.

IsGridBySpacing()

bool StdMeshers_CartesianParameters3D::IsGridBySpacing

(

const int

axis

)

const

Referenced by GetCoordinates(), GetGrid(), and GetGridSpacing().

LoadFrom()

std::istream & StdMeshers_CartesianParameters3D::LoadFrom ( std::istream &  load )

virtual

Implements SMESHDS_Hypothesis.

SaveTo()

std::ostream & StdMeshers_CartesianParameters3D::SaveTo ( std::ostream &  save )

virtual

Persistence methods.

Implements SMESHDS_Hypothesis.

References OfflineRenderingUtils::save().

SetAxisDirs()

void StdMeshers_CartesianParameters3D::SetAxisDirs

(

const double *

the9DirComps

)

Set custom direction of axes.

References SMESH_Hypothesis::NotifySubMeshesHypothesisModification().

SetFixedPoint()

void StdMeshers_CartesianParameters3D::SetFixedPoint	(	const double	p[3],
		bool	toUnset
	)

Set/unset a fixed point, at which a node will be created provided that grid is defined by spacing in all directions

References SMESH_Hypothesis::NotifySubMeshesHypothesisModification().

Referenced by StdMeshers_CartesianParameters3D().

SetGrid()

void StdMeshers_CartesianParameters3D::SetGrid	(	std::vector< double > &	xNodes,
		int	axis
	)

Sets coordinates of node positions along an axis (countered from 0)

References SMESH_Hypothesis::NotifySubMeshesHypothesisModification().

SetGridSpacing()

void StdMeshers_CartesianParameters3D::SetGridSpacing	(	std::vector< std::string > &	spaceFunctions,
		std::vector< double > &	internalPoints,
		const int	axis
	)

Set grid spacing along the three axes.

Parameters

spaceFunctions	- functions defining spacing values at given point on axis
internalPoints	- points dividing a grid into parts along each direction

Parameter t of spaceFunction f(t) is a position [0,1] withing bounding box of the shape to mesh

References SMESH_Hypothesis::NotifySubMeshesHypothesisModification().

Referenced by SetParametersByDefaults().

SetParametersByDefaults()

bool StdMeshers_CartesianParameters3D::SetParametersByDefaults ( const TDefaults &  dflts, const SMESH_Mesh *  theMesh = 0  )

virtual

Initialize my parameter values by default parameters.

Implements SMESH_Hypothesis.

References SetGridSpacing().

SetParametersByMesh()

bool StdMeshers_CartesianParameters3D::SetParametersByMesh ( const SMESH_Mesh *  theMesh, const TopoDS_Shape &  theShape  )

virtual

Initialize my parameter values by the mesh built on the geometry.

Implements SMESH_Hypothesis.

SetSizeThreshold()

void StdMeshers_CartesianParameters3D::SetSizeThreshold

(

const double

threshold

)

Set size threshold. A polyhedral cell got by cutting an initial hexahedron by geometry boundary is considered small and is removed if it's size is \athreshold times less than the size of the initial hexahedron.

References SMESH_Hypothesis::NotifySubMeshesHypothesisModification().

SetToAddEdges()

void StdMeshers_CartesianParameters3D::SetToAddEdges

(

bool

toAdd

)

Enables implementation of geometrical edges into the mesh. If this feature is disabled, sharp edges of the shape are lost ("smoothed") in the mesh if they don't coincide with the grid lines.

References SMESH_Hypothesis::NotifySubMeshesHypothesisModification().

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

• src/3rdParty/salomesmesh/inc/StdMeshers_CartesianParameters3D.hxx
• src/3rdParty/salomesmesh/src/StdMeshers/StdMeshers_CartesianParameters3D.cpp