-// Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
{
public:
- enum VolumeType { UNKNOWN = -1, TETRA = 0, PYRAM, PENTA, HEXA, QUAD_TETRA,
- QUAD_PYRAM, QUAD_PENTA, QUAD_HEXA, POLYHEDA };
+ enum VolumeType { UNKNOWN = -1, TETRA = 0, PYRAM, PENTA, HEXA,
+ HEX_PRISM, QUAD_TETRA, QUAD_PYRAM, QUAD_PENTA, QUAD_HEXA,
+ POLYHEDA, NB_VOLUME_TYPES }; // to keep synchronised with GetSize()!
SMDS_VolumeTool ();
~SMDS_VolumeTool ();
- SMDS_VolumeTool (const SMDS_MeshElement* theVolume);
+ SMDS_VolumeTool (const SMDS_MeshElement* theVolume,
+ const bool ignoreCentralNodes=true);
- bool Set (const SMDS_MeshElement* theVolume);
+ bool Set (const SMDS_MeshElement* theVolume,
+ const bool ignoreCentralNodes=true);
// Set volume.
- // Return false if theVolume is not of type SMDSAbs_Volume
+ // Return false if theVolume is not of type SMDSAbs_Volume.
+ // ignoreCentralNodes makes skip nodes at face centers when returning
+ // nodes of faces of SMDSEntity_TriQuad_Hexa
const SMDS_MeshVolume* Element() const;
// return element
bool GetBaryCenter (double & X, double & Y, double & Z) const;
- bool IsOut(double X, double Y, double Z, double tol);
+ bool IsOut(double X, double Y, double Z, double tol) const;
// Classify a point
// -----------------------
int GetAllExistingEdges(std::vector<const SMDS_MeshElement*> & edges) const;
// Fill vector with boundary edges existing in the mesh
+ double MinLinearSize2() const;
+ // Return minimal square distance between connected corner nodes
+
// -------------
// info on faces
// -------------
+ // For all elements, 0-th face is bottom based on the first nodes.
+ // For prismatic elements (tetra,hexa,prisms), 1-th face is a top one.
+ // For all elements, side faces follow order of bottom nodes
void SetExternalNormal ();
// Node order in faces will be so that faces normals are external.
// Return number of faces of the volume. In the following
// methods 0 <= faceIndex < NbFaces()
- int NbFaceNodes( int faceIndex );
+ int NbFaceNodes( int faceIndex ) const;
// Return number of nodes in the array of face nodes
- const int* GetFaceNodesIndices( int faceIndex );
+ const int* GetFaceNodesIndices( int faceIndex ) const;
// Return the array of face nodes indices
// To comfort link iteration, the array
// length == NbFaceNodes( faceIndex ) + 1 and
- // the last node index == the first one.
- // NOTE: for the quadratic volume, node indoces are in the order the nodes encounter
+ // the last node index == the first one, except for
+ // SMDSEntity_TriQuad_Hexa at ignoreCentralNodes==false.
+ // NOTE: for the quadratic volume, node indices are in the order the nodes encounter
// in face boundary and not the order they are in the mesh face
- const SMDS_MeshNode** GetFaceNodes( int faceIndex );
+ const SMDS_MeshNode** GetFaceNodes( int faceIndex ) const;
// Return the array of face nodes.
// To comfort link iteration, the array
// length == NbFaceNodes( faceIndex ) + 1 and
- // the last node == the first one.
+ // the last node == the first one, except for
+ // SMDSEntity_TriQuad_Hexa at ignoreCentralNodes==false.
// NOTE: for the quadratic volume, nodes are in the order they encounter in face boundary
// and not the order they are in the mesh face
// WARNING: do not modify the array, some methods
// work basing on its contents
bool GetFaceNodes (int faceIndex,
- std::set<const SMDS_MeshNode*>& theFaceNodes );
+ std::set<const SMDS_MeshNode*>& theFaceNodes ) const;
// Return a set of face nodes.
- bool IsFaceExternal( int faceIndex );
+ bool IsFaceExternal( int faceIndex ) const;
// Check normal orientation of a face.
// SetExternalNormal() is taken into account.
- bool IsFreeFace( int faceIndex, const SMDS_MeshElement** otherVol=0 );
+ bool IsFreeFace( int faceIndex, const SMDS_MeshElement** otherVol=0 ) const;
// Check that all volumes built on the face nodes lays on one side
// otherVol returns another volume sharing the given facet
- bool GetFaceNormal (int faceIndex, double & X, double & Y, double & Z);
+ bool GetFaceNormal (int faceIndex, double & X, double & Y, double & Z) const;
// Return a normal to a face
- bool GetFaceBaryCenter (int faceIndex, double & X, double & Y, double & Z);
+ bool GetFaceBaryCenter (int faceIndex, double & X, double & Y, double & Z) const;
// Return barycenter of a face
- double GetFaceArea( int faceIndex );
+ double GetFaceArea( int faceIndex ) const;
// Return face area
int GetOppFaceIndex( int faceIndex ) const;
// Return index of the opposite face if it exists, else -1.
- int GetFaceIndex( const std::set<const SMDS_MeshNode*>& theFaceNodes );
+ int GetCenterNodeIndex( int faceIndex ) const;
+ // Return index of the node located at face center of a quadratic element like HEX27
+
+ int GetFaceIndex( const std::set<const SMDS_MeshNode*>& theFaceNodes ) const;
// Return index of a face formed by theFaceNodes.
// Return -1 if a face not found
// Return index of a face formed by theFaceNodesIndices
// Return -1 if a face not found
- int GetAllExistingFaces(std::vector<const SMDS_MeshElement*> & faces);
+ int GetAllExistingFaces(std::vector<const SMDS_MeshElement*> & faces) const;
// Fill vector with boundary faces existing in the mesh
// ------------------------
// To comfort link iteration, the array
// length == NbFaceNodes( faceIndex ) + 1 and
// the last node index == the first one.
+ // Nodes at face centers of SMDSEntity_TriQuad_Hexa are ignored
- static int NbFaceNodes(VolumeType type,
- int faceIndex );
+ static int NbFaceNodes(VolumeType type, int faceIndex );
// Return number of nodes in the array of face nodes
+ // Nodes at face centers of SMDSEntity_TriQuad_Hexa are ignored
static int NbCornerNodes(VolumeType type);
// Useful to know nb of corner nodes of a quadratic volume
private:
- bool setFace( int faceIndex );
+ bool setFace( int faceIndex ) const;
const SMDS_MeshElement* myVolume;
const SMDS_VtkVolume* myPolyedre;
+ bool myIgnoreCentralNodes;
bool myVolForward;
int myNbFaces;
const SMDS_MeshNode** myVolumeNodes;
std::vector< int > myPolyIndices;
- bool myExternalFaces;
+ mutable bool myExternalFaces;
+
+ mutable const int* myAllFacesNodeIndices_F;
+ mutable const int* myAllFacesNodeIndices_RE;
+ mutable const int* myAllFacesNbNodes;
+ mutable int myMaxFaceNbNodes;
- int myCurFace;
- int myFaceNbNodes;
- int* myFaceNodeIndices;
- const SMDS_MeshNode** myFaceNodes;
+ mutable int myCurFace;
+ mutable int myFaceNbNodes;
+ mutable int* myFaceNodeIndices;
+ mutable const SMDS_MeshNode** myFaceNodes;
};
#endif