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0021347: [CEA 497] Visualisation into SMESH and VISU of hexagonal prism cells (MED_OCTA12)

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0021380: EDF 1937 SMESH: Take into account QUAD9 and HEXA27

   SMDS_VolumeTool (const SMDS_MeshElement* theVolume,
+                   const bool              ignoreCentralNodes=true);

+  int GetCenterNodeIndex( int faceIndex ) const;
+  // Return index of the node located at face center of a quadratic element like HEX27
This commit is contained in:
eap 2011-12-16 09:09:24 +00:00
parent 88d5f149b9
commit 5f87831fb4
1 changed files with 30 additions and 10 deletions
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40
src/SMDS/SMDS_VolumeTool.hxx
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@ -51,16 +51,21 @@ class SMDS_EXPORT SMDS_VolumeTool
{
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
@ -126,6 +131,9 @@ class SMDS_EXPORT SMDS_VolumeTool
// -------------
// 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.
@ -141,15 +149,17 @@ class SMDS_EXPORT SMDS_VolumeTool
// 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;
// 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
@ -179,6 +189,9 @@ class SMDS_EXPORT SMDS_VolumeTool
int GetOppFaceIndex( int faceIndex ) const;
// Return index of the opposite face if it exists, else -1.
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
@ -207,10 +220,11 @@ class SMDS_EXPORT SMDS_VolumeTool
// 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
@ -221,6 +235,7 @@ private:
const SMDS_MeshElement* myVolume;
const SMDS_VtkVolume* myPolyedre;
bool myIgnoreCentralNodes;
bool myVolForward;
int myNbFaces;
@ -230,6 +245,11 @@ private:
mutable bool myExternalFaces;
mutable const int* myAllFacesNodeIndices_F;
mutable const int* myAllFacesNodeIndices_RE;
mutable const int* myAllFacesNbNodes;
mutable int myMaxFaceNbNodes;
mutable int myCurFace;
mutable int myFaceNbNodes;
mutable int* myFaceNodeIndices;