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Updated for NPAL15716.

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This commit is contained in:
skl 2008-05-26 07:27:50 +00:00
parent 3dcb2645a2
commit 0a178ce702
1 changed files with 80 additions and 32 deletions
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112
src/NETGENPlugin/NETGENPlugin_NETGEN_3D.cxx
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@ -38,6 +38,7 @@
#include "SMESH_Gen.hxx"
#include "SMESH_Mesh.hxx"
#include "SMESH_MesherHelper.hxx"
#include "StdMeshers_QuadToTriaAdaptor.hxx"
#include <BRep_Tool.hxx>
#include <TopExp.hxx>
@ -179,6 +180,9 @@ bool NETGENPlugin_NETGEN_3D::Compute(SMESH_Mesh& aMesh,
map< int, int* >::iterator shId_ngId;
list< int > degenNgIds;
StdMeshers_QuadToTriaAdaptor Adaptor;
Adaptor.Compute(aMesh,aShape);
for (TopExp_Explorer exp(aShape,TopAbs_FACE);exp.More();exp.Next())
{
const TopoDS_Shape& aShapeFace = exp.Current();
@ -195,20 +199,43 @@ bool NETGENPlugin_NETGEN_3D::Compute(SMESH_Mesh& aMesh,
if ( !elem )
return error( COMPERR_BAD_INPUT_MESH, "Null element encounters");
bool isTraingle = ( elem->NbNodes()==3 || (_quadraticMesh && elem->NbNodes()==6 ));
if ( !isTraingle )
return error( COMPERR_BAD_INPUT_MESH,
SMESH_Comment("Not triangle element ")<<elem->GetID());
// keep a triangle
triangles.push_back( elem );
isReversed.push_back( isRev );
// put elem nodes to nodeToNetgenID map
SMDS_ElemIteratorPtr triangleNodesIt = elem->nodesIterator();
while ( triangleNodesIt->more() ) {
const SMDS_MeshNode * node =
static_cast<const SMDS_MeshNode *>(triangleNodesIt->next());
if(myTool->IsMedium(node))
continue;
nodeToNetgenID.insert( make_pair( node, invalid_ID ));
if ( !isTraingle ) {
//return error( COMPERR_BAD_INPUT_MESH,
// SMESH_Comment("Not triangle element ")<<elem->GetID());
// using adaptor
std::list<const SMDS_FaceOfNodes*> faces = Adaptor.GetTriangles(elem);
if(faces.size()==0) {
return error( COMPERR_BAD_INPUT_MESH,
SMESH_Comment("Not triangles in adaptor for element ")<<elem->GetID());
}
std::list<const SMDS_FaceOfNodes*>::iterator itf = faces.begin();
for(; itf!=faces.end(); itf++ ) {
triangles.push_back( (*itf) );
isReversed.push_back( isRev );
// put triange's nodes to nodeToNetgenID map
SMDS_ElemIteratorPtr triangleNodesIt = (*itf)->nodesIterator();
while ( triangleNodesIt->more() ) {
const SMDS_MeshNode * node =
static_cast<const SMDS_MeshNode *>(triangleNodesIt->next());
if(myTool->IsMedium(node))
continue;
nodeToNetgenID.insert( make_pair( node, invalid_ID ));
}
}
}
else {
// keep a triangle
triangles.push_back( elem );
isReversed.push_back( isRev );
// put elem nodes to nodeToNetgenID map
SMDS_ElemIteratorPtr triangleNodesIt = elem->nodesIterator();
while ( triangleNodesIt->more() ) {
const SMDS_MeshNode * node =
static_cast<const SMDS_MeshNode *>(triangleNodesIt->next());
if(myTool->IsMedium(node))
continue;
nodeToNetgenID.insert( make_pair( node, invalid_ID ));
}
}
#ifdef _DEBUG_
// check if a trainge is degenerated
@ -413,30 +440,51 @@ bool NETGENPlugin_NETGEN_3D::Compute(SMESH_Mesh& aMesh,
else if (MeshType == SMESH_MesherHelper::QUADRATIC)
_quadraticMesh = true;
SMDS_FaceIteratorPtr iteratorFace = MeshDS->facesIterator();
StdMeshers_QuadToTriaAdaptor Adaptor;
Adaptor.Compute(aMesh);
while(iteratorFace->more())
{
SMDS_FaceIteratorPtr iteratorFace = MeshDS->facesIterator();
while(iteratorFace->more()) {
// check element
const SMDS_MeshElement* elem = iteratorFace->next();
if ( !elem )
return error( COMPERR_BAD_INPUT_MESH, "Null element encounters");
bool isTraingle = ( elem->NbNodes()==3 || (_quadraticMesh && elem->NbNodes()==6 ));
if ( !isTraingle )
return error( COMPERR_BAD_INPUT_MESH,
SMESH_Comment("Not triangle element ")<<elem->GetID());
// keep a triangle
triangles.push_back( elem );
// put elem nodes to nodeToNetgenID map
SMDS_ElemIteratorPtr triangleNodesIt = elem->nodesIterator();
while ( triangleNodesIt->more() ) {
const SMDS_MeshNode * node =
static_cast<const SMDS_MeshNode *>(triangleNodesIt->next());
if(aHelper->IsMedium(node))
continue;
nodeToNetgenID.insert( make_pair( node, invalid_ID ));
if ( !isTraingle ) {
//return error( COMPERR_BAD_INPUT_MESH,
// SMESH_Comment("Not triangle element ")<<elem->GetID());
// using adaptor
std::list<const SMDS_FaceOfNodes*> faces = Adaptor.GetTriangles(elem);
if(faces.size()==0) {
return error( COMPERR_BAD_INPUT_MESH,
SMESH_Comment("Not triangles in adaptor for element ")<<elem->GetID());
}
std::list<const SMDS_FaceOfNodes*>::iterator itf = faces.begin();
for(; itf!=faces.end(); itf++ ) {
triangles.push_back( (*itf) );
// put triange's nodes to nodeToNetgenID map
SMDS_ElemIteratorPtr triangleNodesIt = (*itf)->nodesIterator();
while ( triangleNodesIt->more() ) {
const SMDS_MeshNode * node =
static_cast<const SMDS_MeshNode *>(triangleNodesIt->next());
if(aHelper->IsMedium(node))
continue;
nodeToNetgenID.insert( make_pair( node, invalid_ID ));
}
}
}
else {
// keep a triangle
triangles.push_back( elem );
// put elem nodes to nodeToNetgenID map
SMDS_ElemIteratorPtr triangleNodesIt = elem->nodesIterator();
while ( triangleNodesIt->more() ) {
const SMDS_MeshNode * node =
static_cast<const SMDS_MeshNode *>(triangleNodesIt->next());
if(aHelper->IsMedium(node))
continue;
nodeToNetgenID.insert( make_pair( node, invalid_ID ));
}
}
}