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/*!

Browse Source 
+     * Returns nodes of given face (counted from zero) for given volumic element.
+     */
+    long_array GetElemFaceNodes(in long elemId, in short faceIndex);
+
+    /*!
+     * Returns an element based on all given nodes.
+     */
+    long FindElementByNodes(in long_array nodes);
This commit is contained in:
eap 2010-03-30 12:27:31 +00:00
parent fa7f73d6bd
commit 8abf245a59
5 changed files with 123 additions and 25 deletions
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10
idl/SMESH_Mesh.idl
View File

@ -774,6 +774,16 @@ module SMESH
*/
long ElemNbFaces(in long id);
/*!
* Returns nodes of given face (counted from zero) for given volumic element.
*/
long_array GetElemFaceNodes(in long elemId, in short faceIndex);
/*!
* Returns an element based on all given nodes.
*/
long FindElementByNodes(in long_array nodes);
/*!
* Returns true if given element is polygon
*/

73
src/SMDS/SMDS_Mesh.cxx
View File

@ -941,11 +941,11 @@ SMDS_MeshVolume* SMDS_Mesh::AddVolumeWithID(const SMDS_MeshFace * f1,
/// Add a polygon defined by its nodes IDs
///////////////////////////////////////////////////////////////////////////////
SMDS_MeshFace* SMDS_Mesh::AddPolygonalFaceWithID (std::vector<int> nodes_ids,
SMDS_MeshFace* SMDS_Mesh::AddPolygonalFaceWithID (vector<int> nodes_ids,
const int ID)
{
int nbNodes = nodes_ids.size();
std::vector<const SMDS_MeshNode*> nodes (nbNodes);
vector<const SMDS_MeshNode*> nodes (nbNodes);
for (int i = 0; i < nbNodes; i++) {
nodes[i] = (SMDS_MeshNode *)myNodeIDFactory->MeshElement(nodes_ids[i]);
if (!nodes[i]) return NULL;
@ -958,7 +958,7 @@ SMDS_MeshFace* SMDS_Mesh::AddPolygonalFaceWithID (std::vector<int> nodes_ids,
///////////////////////////////////////////////////////////////////////////////
SMDS_MeshFace* SMDS_Mesh::AddPolygonalFaceWithID
(std::vector<const SMDS_MeshNode*> nodes,
(vector<const SMDS_MeshNode*> nodes,
const int ID)
{
SMDS_MeshFace * face;
@ -990,7 +990,7 @@ SMDS_MeshFace* SMDS_Mesh::AddPolygonalFaceWithID
/// An ID is automatically affected to the created face.
///////////////////////////////////////////////////////////////////////////////
SMDS_MeshFace* SMDS_Mesh::AddPolygonalFace (std::vector<const SMDS_MeshNode*> nodes)
SMDS_MeshFace* SMDS_Mesh::AddPolygonalFace (vector<const SMDS_MeshNode*> nodes)
{
return SMDS_Mesh::AddPolygonalFaceWithID(nodes, myElementIDFactory->GetFreeID());
}
@ -1003,12 +1003,12 @@ SMDS_MeshFace* SMDS_Mesh::AddPolygonalFace (std::vector<const SMDS_MeshNode*> no
///////////////////////////////////////////////////////////////////////////////
SMDS_MeshVolume * SMDS_Mesh::AddPolyhedralVolumeWithID
(std::vector<int> nodes_ids,
std::vector<int> quantities,
(vector<int> nodes_ids,
vector<int> quantities,
const int ID)
{
int nbNodes = nodes_ids.size();
std::vector<const SMDS_MeshNode*> nodes (nbNodes);
vector<const SMDS_MeshNode*> nodes (nbNodes);
for (int i = 0; i < nbNodes; i++) {
nodes[i] = (SMDS_MeshNode *)myNodeIDFactory->MeshElement(nodes_ids[i]);
if (!nodes[i]) return NULL;
@ -1023,8 +1023,8 @@ SMDS_MeshVolume * SMDS_Mesh::AddPolyhedralVolumeWithID
///////////////////////////////////////////////////////////////////////////////
SMDS_MeshVolume* SMDS_Mesh::AddPolyhedralVolumeWithID
(std::vector<const SMDS_MeshNode*> nodes,
std::vector<int> quantities,
(vector<const SMDS_MeshNode*> nodes,
vector<int> quantities,
const int ID)
{
SMDS_MeshVolume* volume;
@ -1056,8 +1056,8 @@ SMDS_MeshVolume* SMDS_Mesh::AddPolyhedralVolumeWithID
///////////////////////////////////////////////////////////////////////////////
SMDS_MeshVolume* SMDS_Mesh::AddPolyhedralVolume
(std::vector<const SMDS_MeshNode*> nodes,
std::vector<int> quantities)
(vector<const SMDS_MeshNode*> nodes,
vector<int> quantities)
{
int ID = myElementIDFactory->GetFreeID();
SMDS_MeshVolume * v = SMDS_Mesh::AddPolyhedralVolumeWithID(nodes, quantities, ID);
@ -1763,10 +1763,10 @@ const SMDS_MeshElement* SMDS_Mesh::FindElement(int IDelem) const
//purpose : find polygon
//=======================================================================
const SMDS_MeshFace* SMDS_Mesh::FindFace (const std::vector<int>& nodes_ids) const
const SMDS_MeshFace* SMDS_Mesh::FindFace (const vector<int>& nodes_ids) const
{
int nbnodes = nodes_ids.size();
std::vector<const SMDS_MeshNode *> poly_nodes (nbnodes);
vector<const SMDS_MeshNode *> poly_nodes (nbnodes);
for (int inode = 0; inode < nbnodes; inode++) {
const SMDS_MeshNode * node = FindNode(nodes_ids[inode]);
if (node == NULL) return NULL;
@ -1775,18 +1775,43 @@ const SMDS_MeshFace* SMDS_Mesh::FindFace (const std::vector<int>& nodes_ids) con
return FindFace(poly_nodes);
}
const SMDS_MeshFace* SMDS_Mesh::FindFace (const std::vector<const SMDS_MeshNode *>& nodes)
const SMDS_MeshFace* SMDS_Mesh::FindFace (const vector<const SMDS_MeshNode *>& nodes)
{
if ( nodes.size() > 2 && nodes[0] ) {
SMDS_ElemIteratorPtr itF = nodes[0]->GetInverseElementIterator(SMDSAbs_Face);
while (itF->more()) {
const SMDS_MeshElement* f = itF->next();
if ( f->NbNodes() == nodes.size() ) {
for ( int i = 1; f && i < nodes.size(); ++ i )
if ( f->GetNodeIndex( nodes[ i ]) < 0 )
f = 0;
if ( f )
return static_cast<const SMDS_MeshFace *> (f);
return (const SMDS_MeshFace*) FindElement( nodes, SMDSAbs_Face );
}
//================================================================================
/*!
* \brief Return element based on all given nodes
* \param nodes - node of element
* \param type - type of element
* \param noMedium - true if medium nodes of quadratic element are not included in <nodes>
* \retval const SMDS_MeshElement* - found element or NULL
*/
//================================================================================
const SMDS_MeshElement* SMDS_Mesh::FindElement (const vector<const SMDS_MeshNode *>& nodes,
const SMDSAbs_ElementType type,
const bool noMedium)
{
if ( nodes.size() > 0 && nodes[0] )
{
SMDS_ElemIteratorPtr itF = nodes[0]->GetInverseElementIterator(type);
while (itF->more())
{
const SMDS_MeshElement* e = itF->next();
int nbNodesToCheck = noMedium ? e->NbCornerNodes() : e->NbNodes();
if ( nbNodesToCheck == nodes.size() )
{
for ( int i = 1; e && i < nodes.size(); ++ i )
{
int nodeIndex = e->GetNodeIndex( nodes[ i ]);
if ( nodeIndex < 0 || nodeIndex >= nbNodesToCheck )
e = 0;
}
if ( e )
return static_cast<const SMDS_MeshFace *> (e);
}
}
}

3
src/SMDS/SMDS_Mesh.hxx
View File

@ -492,6 +492,9 @@ public:
const SMDS_MeshFace *FindFace(const std::vector<int>& nodes_ids) const;
static const SMDS_MeshFace* FindFace(const std::vector<const SMDS_MeshNode *>& nodes);
static const SMDS_MeshElement* FindElement(const std::vector<const SMDS_MeshNode *>& nodes,
const SMDSAbs_ElementType type=SMDSAbs_All,
const bool noMedium=true);
/*!
* \brief Raise an exception if free memory (ram+swap) too low

51
src/SMESH_I/SMESH_Mesh_i.cxx
View File

@ -3195,6 +3195,57 @@ CORBA::Long SMESH_Mesh_i::ElemNbFaces(const CORBA::Long id)
return elem->NbFaces();
}
//=======================================================================
//function : GetElemFaceNodes
//purpose : Returns nodes of given face (counted from zero) for given element.
//=======================================================================
SMESH::long_array* SMESH_Mesh_i::GetElemFaceNodes(CORBA::Long elemId,
CORBA::Short faceIndex)
{
SMESH::long_array_var aResult = new SMESH::long_array();
if ( SMESHDS_Mesh* aSMESHDS_Mesh = _impl->GetMeshDS() )
{
if ( const SMDS_MeshElement* elem = aSMESHDS_Mesh->FindElement(elemId) )
{
SMDS_VolumeTool vtool( elem );
if ( faceIndex < vtool.NbFaces() )
{
aResult->length( vtool.NbFaceNodes( faceIndex ));
const SMDS_MeshNode** nn = vtool.GetFaceNodes( faceIndex );
for ( int i = 0; i < aResult->length(); ++i )
aResult[ i ] = nn[ i ]->GetID();
}
}
}
return aResult._retn();
}
//=======================================================================
//function : FindElementByNodes
//purpose : Returns an element based on all given nodes.
//=======================================================================
CORBA::Long SMESH_Mesh_i::FindElementByNodes(const SMESH::long_array& nodes)
{
CORBA::Long elemID(0);
if ( SMESHDS_Mesh* mesh = _impl->GetMeshDS() )
{
vector< const SMDS_MeshNode * > nn( nodes.length() );
for ( int i = 0; i < nodes.length(); ++i )
if ( !( nn[i] = mesh->FindNode( nodes[i] )))
return elemID;
const SMDS_MeshElement* elem = mesh->FindElement( nn );
if ( !elem && ( _impl->NbEdges( ORDER_QUADRATIC ) ||
_impl->NbFaces( ORDER_QUADRATIC ) ||
_impl->NbVolumes( ORDER_QUADRATIC )))
elem = mesh->FindElement( nn, SMDSAbs_All, /*noMedium=*/true );
if ( elem ) elemID = CORBA::Long( elem->GetID() );
}
return elemID;
}
//=============================================================================
/*!

11
src/SMESH_I/SMESH_Mesh_i.hxx
View File

@ -455,7 +455,16 @@ public:
* Returns number of faces for given element
*/
CORBA::Long ElemNbFaces(CORBA::Long id);
/*!
* Returns nodes of given face (counted from zero) for given element.
*/
SMESH::long_array* GetElemFaceNodes(CORBA::Long elemId, CORBA::Short faceIndex);
/*!
* Returns an element based on all given nodes.
*/
CORBA::Long FindElementByNodes(const SMESH::long_array& nodes);
/*!
* Returns true if given element is polygon
*/