StdMeshers_Hexa_3D Class Reference

#include <StdMeshers_Hexa_3D.hxx>

Public Member Functions

virtual bool CheckHypothesis (SMESH_Mesh &aMesh, const TopoDS_Shape &aShape, SMESH_Hypothesis::Hypothesis_Status &aStatus)
 
virtual bool Compute (SMESH_Mesh &aMesh, const TopoDS_Shape &aShape)
 
virtual bool Compute (SMESH_Mesh &aMesh, SMESH_MesherHelper *aHelper)
 Computes hexahedral mesh from 2D mesh of block. More...
 
virtual bool Evaluate (SMESH_Mesh &aMesh, const TopoDS_Shape &aShape, MapShapeNbElems &aResMap)
 
 StdMeshers_Hexa_3D (int hypId, int studyId, SMESH_Gen *gen)
 
virtual ~StdMeshers_Hexa_3D ()
 
- Public Member Functions inherited from SMESH_3D_Algo
 SMESH_3D_Algo (int hypId, int studyId, SMESH_Gen *gen)
 
 SMESH_3D_Algo (int hypId, int studyId, SMESH_Gen *gen)
 
virtual ~SMESH_3D_Algo ()
 
- Public Member Functions inherited from SMESH_Algo
virtual void CancelCompute ()
 Sets _computeCanceled to true. It's usage depends on implementation of a particular mesher. More...
 
virtual bool CheckHypothesis (SMESH_Mesh &aMesh, const TopoDS_Shape &aShape, SMESH_Hypothesis::Hypothesis_Status &aStatus)=0
 Check hypothesis definition to mesh a shape. More...
 
virtual bool Compute (SMESH_Mesh &aMesh, const TopoDS_Shape &aShape)=0
 Computes mesh on a shape. More...
 
virtual bool Compute (SMESH_Mesh &aMesh, SMESH_MesherHelper *aHelper)
 Computes mesh without geometry. More...
 
virtual bool Evaluate (SMESH_Mesh &aMesh, const TopoDS_Shape &aShape, MapShapeNbElems &aResMap)=0
 evaluates size of prospective mesh on a shape More...
 
const std::list< const SMESHDS_Hypothesis * > & GetAppliedHypothesis (SMESH_Mesh &aMesh, const TopoDS_Shape &aShape, const bool ignoreAuxiliary=true) const
 Returns a list of compatible hypotheses assigned to a shape in a mesh. More...
 
const SMESH_HypoFilterGetCompatibleHypoFilter (const bool ignoreAuxiliary) const
 Returns the filter recognizing only compatible hypotheses. More...
 
const std::vector< std::string > & GetCompatibleHypothesis ()
 Returns all types of compatible hypotheses. More...
 
SMESH_ComputeErrorPtr GetComputeError () const
 return compute error More...
 
const FeaturesGetFeatures () const
 
virtual double GetProgress () const
 If possible, returns progress of computation [0.,1.]. More...
 
double GetProgressByTic () const
 Return compute progress by nb of calls of this method. More...
 
virtual const std::list< const SMESHDS_Hypothesis * > & GetUsedHypothesis (SMESH_Mesh &aMesh, const TopoDS_Shape &aShape, const bool ignoreAuxiliary=true) const
 Returns a list of compatible hypotheses used to mesh a shape. More...
 
void InitComputeError ()
 initialize compute error etc. before call of Compute() More...
 
virtual std::istream & LoadFrom (std::istream &load)
 Loads nothing from a stream. More...
 
bool NeedDiscreteBoundary () const
 
bool NeedLowerHyps (int dim) const
 
bool NeedShape () const
 
int NumberOfPoints (SMESH_Mesh &aMesh, const TopoDS_Wire &W)
 
bool OnlyUnaryInput () const
 
virtual std::ostream & SaveTo (std::ostream &save)
 Saves nothing in a stream. More...
 
virtual void SetEventListener (SMESH_subMesh *subMesh)
 Sets event listener to submeshes if necessary. 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)
 Just return false as the algorithm does not hold parameters values. More...
 
 SMESH_Algo (int hypId, int studyId, SMESH_Gen *gen)
 Creates algorithm. More...
 
std::vector< SMESH_subMesh * > & SubMeshesToCompute ()
 
virtual void SubmeshRestored (SMESH_subMesh *subMesh)
 Allow algo to do something after persistent restoration. More...
 
bool SupportSubmeshes () const
 
virtual ~SMESH_Algo ()
 Destructor. More...
 
- 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_GenGetGen () const
 
char * GetLastParameters () const
 
virtual const char * GetLibName () const
 
SMESH_MeshGetMeshByPersistentID (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)
 
virtual bool SetParametersByDefaults (const TDefaults &dflts, const SMESH_Mesh *theMesh=0)=0
 Initialize my parameter values by default parameters. More...
 
virtual bool SetParametersByMesh (const SMESH_Mesh *theMesh, const TopoDS_Shape &theShape)=0
 Initialize my parameter values by the mesh built on the geometry. More...
 
 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...
 
virtual std::istream & LoadFrom (std::istream &load)=0
 
bool operator!= (const SMESHDS_Hypothesis &other) const
 
virtual bool operator== (const SMESHDS_Hypothesis &other) const
 
virtual std::ostream & SaveTo (std::ostream &save)=0
 
 SMESHDS_Hypothesis (int hypId)
 
virtual ~SMESHDS_Hypothesis ()
 

Static Public Member Functions

static bool IsApplicable (const TopoDS_Shape &aShape, bool toCheckAll)
 Return true if the algorithm can mesh this shape. More...
 
- Static Public Member Functions inherited from SMESH_Algo
static GeomAbs_Shape Continuity (TopoDS_Edge E1, TopoDS_Edge E2)
 Return continuity of two edges. More...
 
static double EdgeLength (const TopoDS_Edge &E)
 Compute length of an edge. More...
 
static const FeaturesGetFeatures (const std::string &algoType)
 Returns a structure describing algorithm features. More...
 
static EMeshError GetMeshError (SMESH_subMesh *subMesh)
 Finds topological errors of a sub-mesh. More...
 
static bool GetNodeParamOnEdge (const SMESHDS_Mesh *theMesh, const TopoDS_Edge &theEdge, std::vector< double > &theParams)
 Fill vector of node parameters on geometrical edge, including vertex nodes. More...
 
static bool GetSortedNodesOnEdge (const SMESHDS_Mesh *theMesh, const TopoDS_Edge &theEdge, const bool ignoreMediumNodes, std::map< double, const SMDS_MeshNode * > &theNodes, const SMDSAbs_ElementType typeToCheck=SMDSAbs_All)
 Fill map of node parameter on geometrical edge to node it-self. More...
 
static bool IsContinuous (const TopoDS_Edge &E1, const TopoDS_Edge &E2)
 Return true if an edge can be considered as a continuation of another. More...
 
static bool isDegenerated (const TopoDS_Edge &E)
 Return true if an edge has no 3D curve. More...
 
static bool IsStraight (const TopoDS_Edge &E, const bool degenResult=false)
 Return true if an edge can be considered straight. More...
 
static const SMDS_MeshNodeVertexNode (const TopoDS_Vertex &V, const SMESH_Mesh *mesh)
 Return the node built on a vertex. A node moved to other geometry by MergeNodes() is also returned. More...
 
static const SMDS_MeshNodeVertexNode (const TopoDS_Vertex &V, const SMESHDS_Mesh *meshDS)
 Return the node built on a vertex. More...
 
static const SMDS_MeshNodeVertexNode (const TopoDS_Vertex &V, const SMESHDS_SubMesh *edgeSM, const SMESH_Mesh *mesh, const bool checkV=true)
 Return the node built on a vertex. A node moved to other geometry by MergeNodes() is also returned. More...
 
- Static Public Member Functions inherited from SMESH_Hypothesis
static bool IsStatusFatal (Hypothesis_Status theStatus)
 

Additional Inherited Members

- Public Types inherited from SMESH_Algo
enum  EMeshError { MEr_OK = 0 , MEr_HOLES , MEr_BAD_ORI , MEr_EMPTY }
 
- 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
}
 
- Protected Member Functions inherited from SMESH_Algo
void addBadInputElement (const SMDS_MeshElement *elem)
 store a bad input element preventing computation, which may be a temporary one i.e. not residing the mesh, then it will be deleted by InitComputeError() More...
 
void addBadInputElements (const SMESHDS_SubMesh *sm, const bool addNodes=false)
 
bool error (const SMESH_Comment &comment="")
 store COMPERR_ALGO_FAILED error and comment and then return false More...
 
bool error (int error, const SMESH_Comment &comment="")
 store error and comment and then return ( error == COMPERR_OK ) More...
 
bool error (SMESH_ComputeErrorPtr error)
 store error and return error->IsOK() More...
 

Constructor & Destructor Documentation

◆ StdMeshers_Hexa_3D()

StdMeshers_Hexa_3D::StdMeshers_Hexa_3D ( int  hypId,
int  studyId,
SMESH_Gen gen 
)

Constructor

◆ ~StdMeshers_Hexa_3D()

StdMeshers_Hexa_3D::~StdMeshers_Hexa_3D ( )
virtual

Destructor

Member Function Documentation

◆ CheckHypothesis()

bool StdMeshers_Hexa_3D::CheckHypothesis ( SMESH_Mesh aMesh,
const TopoDS_Shape &  aShape,
SMESH_Hypothesis::Hypothesis_Status aStatus 
)
virtual

◆ Compute() [1/2]

bool StdMeshers_Hexa_3D::Compute ( SMESH_Mesh aMesh,
const TopoDS_Shape &  aShape 
)
virtual

Generates hexahedron mesh on hexaedron like form using algorithm from "Application de l'interpolation transfinie � la cr�ation de maillages C0 ou G1 continus sur des triangles, quadrangles, tetraedres, pentaedres et hexaedres d�form�s." Alain PERONNET - 8 janvier 1999

Implements SMESH_Algo.

References SMESH_MesherHelper::AddNode(), SMESH_MesherHelper::AddVolume(), StdMeshers_Quadrangle_2D::CheckNbEdges(), StdMeshers_CompositeHexa_3D::Compute(), SMESH_Algo::error(), SMESH_Algo::GetComputeError(), SMESH_Mesh::GetMeshDS(), SMESH_MesherHelper::GetNodeU(), SMESH_Hypothesis::GetStudyId(), SMESH_Block::ID_E00z, SMESH_Block::ID_E01z, SMESH_Block::ID_E0y0, SMESH_Block::ID_E0y1, SMESH_Block::ID_E10z, SMESH_Block::ID_E11z, SMESH_Block::ID_E1y0, SMESH_Block::ID_E1y1, SMESH_Block::ID_Ex00, SMESH_Block::ID_Ex01, SMESH_Block::ID_Ex10, SMESH_Block::ID_Ex11, SMESH_Block::ID_F0yz, SMESH_Block::ID_F1yz, SMESH_Block::ID_Fx0z, SMESH_Block::ID_Fx1z, SMESH_Block::ID_Fxy0, SMESH_Block::ID_Fxy1, SMESH_Block::ID_Shell, SMESH_Block::ID_V000, SMESH_Block::ID_V001, SMESH_Block::ID_V010, SMESH_Block::ID_V011, SMESH_Block::ID_V100, SMESH_Block::ID_V101, SMESH_Block::ID_V110, SMESH_Block::ID_V111, SMESH_MesherHelper::IsQuadraticSubMesh(), SMESH_MesherHelper::IsSameElemGeometry(), SMESH_MesherHelper::LoadNodeColumns(), SMESHDS_Mesh::MeshElements(), SMESHDS_SubMesh::NbElements(), SMESH_Mesh::NbTriangles(), SMESH_MesherHelper::SetElementsOnShape(), SMESH_MesherHelper::SetSubShape(), SMESH_Block::ShellPoint(), and SMESH_MesherHelper::ToFixNodeParameters().

◆ Compute() [2/2]

bool StdMeshers_Hexa_3D::Compute ( SMESH_Mesh aMesh,
SMESH_MesherHelper aHelper 
)
virtual

◆ Evaluate()

bool StdMeshers_Hexa_3D::Evaluate ( SMESH_Mesh aMesh,
const TopoDS_Shape &  aShape,
MapShapeNbElems &  aResMap 
)
virtual

◆ IsApplicable()

bool StdMeshers_Hexa_3D::IsApplicable ( const TopoDS_Shape &  aShape,
bool  toCheckAll 
)
static

Return true if the algorithm can mesh this shape.

Parameters
[in]aShape- shape to check
[in]toCheckAll- if true, this check returns OK if all shapes are OK, else, returns OK if at least one shape is OK

References SMESH_MesherHelper::Count().


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