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Optimize SMDS_MeshElement::GetNodeIndex()

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+  virtual int GetNodeIndex( const SMDS_MeshNode* node ) const;
This commit is contained in:
eap 2013-07-29 11:49:21 +00:00
parent da2b448af1
commit 6ae2a9da94
4 changed files with 54 additions and 0 deletions
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16
src/SMDS/SMDS_VtkFace.cxx
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@ -161,6 +161,22 @@ SMDS_VtkFace::GetNode(const int ind) const
return SMDS_Mesh::_meshList[myMeshId]->FindNodeVtk( pts[ ind ]);
}
/*!
* \brief Check if a node belongs to the element
* \param node - the node to check
* \retval int - node index within the element, -1 if not found
*/
int SMDS_VtkFace::GetNodeIndex( const SMDS_MeshNode* node ) const
{
vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
vtkIdType npts, *pts;
grid->GetCellPoints( this->myVtkID, npts, pts );
for ( vtkIdType i = 0; i < npts; ++i )
if ( pts[i] == node->getVtkId() )
return i;
return -1;
}
bool SMDS_VtkFace::IsQuadratic() const
{
vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();

1
src/SMDS/SMDS_VtkFace.hxx
View File

@ -47,6 +47,7 @@ public:
virtual SMDSAbs_EntityType GetEntityType() const;
virtual SMDSAbs_GeometryType GetGeomType() const;
virtual const SMDS_MeshNode* GetNode(const int ind) const;
virtual int GetNodeIndex( const SMDS_MeshNode* node ) const;
virtual bool IsQuadratic() const;
virtual bool IsPoly() const;

36
src/SMDS/SMDS_VtkVolume.cxx
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@ -448,6 +448,42 @@ const SMDS_MeshNode* SMDS_VtkVolume::GetNode(const int ind) const
const std::vector<int>& interlace = SMDS_MeshCell::fromVtkOrder( VTKCellType( aVtkType ));
return SMDS_Mesh::_meshList[myMeshId]->FindNodeVtk( pts[ interlace.empty() ? ind : interlace[ind]] );
}
/*!
* \brief Check if a node belongs to the element
* \param node - the node to check
* \retval int - node index within the element, -1 if not found
*/
int SMDS_VtkVolume::GetNodeIndex( const SMDS_MeshNode* node ) const
{
vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
const vtkIdType aVtkType = grid->GetCellType(this->myVtkID);
if ( aVtkType == VTK_POLYHEDRON)
{
vtkIdType nFaces = 0;
vtkIdType* ptIds = 0;
grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
int id = 0, nbPoints = 0;
for (int iF = 0; iF < nFaces; iF++)
{
int nodesInFace = ptIds[id];
for ( vtkIdType i = 0; i < nodesInFace; ++i )
if ( ptIds[id+i] == node->getVtkId() )
return id+i-iF;
nbPoints += nodesInFace;
id += (nodesInFace + 1);
}
return -1;
}
vtkIdType npts, *pts;
grid->GetCellPoints( this->myVtkID, npts, pts );
for ( vtkIdType i = 0; i < npts; ++i )
if ( pts[i] == node->getVtkId() )
{
const std::vector<int>& interlace = SMDS_MeshCell::toVtkOrder( VTKCellType( aVtkType ));
return interlace.empty() ? i : interlace[i];
}
return -1;
}
bool SMDS_VtkVolume::IsQuadratic() const
{

1
src/SMDS/SMDS_VtkVolume.hxx
View File

@ -56,6 +56,7 @@ public:
virtual SMDSAbs_EntityType GetEntityType() const;
virtual SMDSAbs_GeometryType GetGeomType() const;
virtual const SMDS_MeshNode* GetNode(const int ind) const;
virtual int GetNodeIndex( const SMDS_MeshNode* node ) const;
virtual bool IsQuadratic() const;
virtual bool IsPoly() const;
virtual bool IsMediumNode(const SMDS_MeshNode* node) const;