//================================================================================
/*!
- * \brief Restrict size of elements on the given edge
+ * \brief Restrict size of elements on the given edge
*/
//================================================================================
//================================================================================
/*!
- * \brief Initialize given NETGEN parameters with default values
+ * \brief Initialize global NETGEN parameters with default values
*/
//================================================================================
-void NETGENPlugin_Mesher::SetDefaultParameters(netgen::MeshingParameters &mparams)
+void NETGENPlugin_Mesher::SetDefaultParameters()
{
+ netgen::MeshingParameters& mparams = netgen::mparam;
mparams = netgen::MeshingParameters();
// maximal mesh edge size
mparams.maxh = 0;//NETGENPlugin_Hypothesis::GetDefaultMaxSize();
#endif
}
-//================================================================================
+//=============================================================================
/*!
- * \brief Initialize global NETGEN parameters with default values
+ * Pass parameters to NETGEN
*/
-//================================================================================
-
-void NETGENPlugin_Mesher::SetDefaultParameters()
-{
- netgen::MeshingParameters& mparams = netgen::mparam;
- SetDefaultParameters(mparams);
-
-}
-
-void NETGENPlugin_Mesher::SetParameters(const NETGENPlugin_Hypothesis* hyp, netgen::MeshingParameters &mparams)
+//=============================================================================
+void NETGENPlugin_Mesher::SetParameters(const NETGENPlugin_Hypothesis* hyp)
{
- // Initialize global NETGEN parameters:
- // maximal mesh segment size
- mparams.maxh = hyp->GetMaxSize();
- // maximal mesh element linear size
- mparams.minh = hyp->GetMinSize();
- // minimal number of segments per edge
- mparams.segmentsperedge = hyp->GetNbSegPerEdge();
- // rate of growth of size between elements
- mparams.grading = hyp->GetGrowthRate();
- // safety factor for curvatures (elements per radius)
- mparams.curvaturesafety = hyp->GetNbSegPerRadius();
- // create elements of second order
- mparams.secondorder = hyp->GetSecondOrder() ? 1 : 0;
- // quad-dominated surface meshing
- mparams.quad = hyp->GetQuadAllowed() ? 1 : 0;
- _optimize = hyp->GetOptimize();
- _fineness = hyp->GetFineness();
- mparams.uselocalh = hyp->GetSurfaceCurvature();
- netgen::merge_solids = hyp->GetFuseEdges();
- _chordalError = hyp->GetChordalErrorEnabled() ? hyp->GetChordalError() : -1.;
- mparams.optsteps2d = _optimize ? hyp->GetNbSurfOptSteps() : 0;
- mparams.optsteps3d = _optimize ? hyp->GetNbVolOptSteps() : 0;
- mparams.elsizeweight = hyp->GetElemSizeWeight();
- mparams.opterrpow = hyp->GetWorstElemMeasure();
- mparams.delaunay = hyp->GetUseDelauney();
- mparams.checkoverlap = hyp->GetCheckOverlapping();
- mparams.checkchartboundary = hyp->GetCheckChartBoundary();
- _simpleHyp = NULL;
- // mesh size file
+ if (hyp)
+ {
+ netgen::MeshingParameters& mparams = netgen::mparam;
+ // Initialize global NETGEN parameters:
+ // maximal mesh segment size
+ mparams.maxh = hyp->GetMaxSize();
+ // maximal mesh element linear size
+ mparams.minh = hyp->GetMinSize();
+ // minimal number of segments per edge
+ mparams.segmentsperedge = hyp->GetNbSegPerEdge();
+ // rate of growth of size between elements
+ mparams.grading = hyp->GetGrowthRate();
+ // safety factor for curvatures (elements per radius)
+ mparams.curvaturesafety = hyp->GetNbSegPerRadius();
+ // create elements of second order
+ mparams.secondorder = hyp->GetSecondOrder() ? 1 : 0;
+ // quad-dominated surface meshing
+ mparams.quad = hyp->GetQuadAllowed() ? 1 : 0;
+ _optimize = hyp->GetOptimize();
+ _fineness = hyp->GetFineness();
+ mparams.uselocalh = hyp->GetSurfaceCurvature();
+ netgen::merge_solids = hyp->GetFuseEdges();
+ _chordalError = hyp->GetChordalErrorEnabled() ? hyp->GetChordalError() : -1.;
+ mparams.optsteps2d = _optimize ? hyp->GetNbSurfOptSteps() : 0;
+ mparams.optsteps3d = _optimize ? hyp->GetNbVolOptSteps() : 0;
+ mparams.elsizeweight = hyp->GetElemSizeWeight();
+ mparams.opterrpow = hyp->GetWorstElemMeasure();
+ mparams.delaunay = hyp->GetUseDelauney();
+ mparams.checkoverlap = hyp->GetCheckOverlapping();
+ mparams.checkchartboundary = hyp->GetCheckChartBoundary();
+ _simpleHyp = NULL;
+ // mesh size file
#ifdef NETGEN_V6
- // std::string
- mparams.meshsizefilename = hyp->GetMeshSizeFile();
+ // std::string
+ mparams.meshsizefilename = hyp->GetMeshSizeFile();
#else
- // const char*
- mparams.meshsizefilename= hyp->GetMeshSizeFile().empty() ? 0 : hyp->GetMeshSizeFile().c_str();
+ // const char*
+ mparams.meshsizefilename= hyp->GetMeshSizeFile().empty() ? 0 : hyp->GetMeshSizeFile().c_str();
#endif
- const NETGENPlugin_Hypothesis::TLocalSize& localSizes = hyp->GetLocalSizesAndEntries();
- if ( !localSizes.empty() )
- {
- SMESH_Gen_i* smeshGen_i = SMESH_Gen_i::GetSMESHGen();
- NETGENPlugin_Hypothesis::TLocalSize::const_iterator it = localSizes.begin();
- for ( ; it != localSizes.end() ; it++)
+ const NETGENPlugin_Hypothesis::TLocalSize& localSizes = hyp->GetLocalSizesAndEntries();
+ if ( !localSizes.empty() )
{
- std::string entry = (*it).first;
- double val = (*it).second;
- // --
- GEOM::GEOM_Object_var aGeomObj;
- SALOMEDS::SObject_var aSObj = SMESH_Gen_i::GetSMESHGen()->getStudyServant()->FindObjectID( entry.c_str() );
- if ( !aSObj->_is_nil() ) {
- CORBA::Object_var obj = aSObj->GetObject();
- aGeomObj = GEOM::GEOM_Object::_narrow(obj);
- aSObj->UnRegister();
+ SMESH_Gen_i* smeshGen_i = SMESH_Gen_i::GetSMESHGen();
+ NETGENPlugin_Hypothesis::TLocalSize::const_iterator it = localSizes.begin();
+ for ( ; it != localSizes.end() ; it++)
+ {
+ std::string entry = (*it).first;
+ double val = (*it).second;
+ // --
+ GEOM::GEOM_Object_var aGeomObj;
+ SALOMEDS::SObject_var aSObj = SMESH_Gen_i::GetSMESHGen()->getStudyServant()->FindObjectID( entry.c_str() );
+ if ( !aSObj->_is_nil() ) {
+ CORBA::Object_var obj = aSObj->GetObject();
+ aGeomObj = GEOM::GEOM_Object::_narrow(obj);
+ aSObj->UnRegister();
+ }
+ TopoDS_Shape S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
+ setLocalSize(S, val);
}
- TopoDS_Shape S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
- setLocalSize(S, val);
}
}
+
#ifdef NETGEN_V6
netgen::mparam.closeedgefac = 2;
#endif
}
-//=============================================================================
-/*!
- * Pass parameters to NETGEN
- */
-//=============================================================================
-void NETGENPlugin_Mesher::SetParameters(const NETGENPlugin_Hypothesis* hyp)
-{
- if (hyp)
- {
- netgen::MeshingParameters& mparams = netgen::mparam;
- SetParameters(hyp, mparams);
- }
-
-
-}
-
//=============================================================================
/*!
* Pass simple parameters to NETGEN
NETGENPlugin_Internals& internalShapes)
{
SMESHDS_Mesh* meshDS = internalShapes.getMesh().GetMeshDS();
-
+
// find ng indices of internal faces
set<int> ngFaceIds;
for ( int ngFaceID = 1; ngFaceID <= occgeom.fmap.Extent(); ++ngFaceID )
double dist3D = surf->Value( uv1.X(), uv1.Y() ).Distance( surf->Value( uv2.X(), uv2.Y() ));
if ( stopHandler == 0 ) // stop recursion
return dist3D;
-
+
// start recursion if necessary
double dist2D = SMESH_MesherHelper::ApplyIn2D(surf, uv1, uv2, gp_XY_Subtracted, 0).Modulus();
if ( fabs( dist3D - dist2D ) < dist2D * 1e-10 )
* \param wires - data of nodes on FACE boundary
* \param helper - mesher helper holding the FACE
* \param nodeVec - vector of nodes in which node index == netgen ID
- * \retval SMESH_ComputeErrorPtr - error description
+ * \retval SMESH_ComputeErrorPtr - error description
*/
//================================================================================
for ( int i = 1; i <= nbVol; ++i )
{
- const netgen::Element& elem = ngMesh.VolumeElement(i);
+ const netgen::Element& elem = ngMesh.VolumeElement(i);
int aSolidInd = elem.GetIndex();
TopoDS_Solid aSolid;
if ( aSolidInd > 0 && aSolidInd <= occgeo.somap.Extent() )
// vector of nodes in which node index == netgen ID
vector< const SMDS_MeshNode* > nodeVec;
-
+
{
// ----------------
// compute 1D mesh
const int hugeNb = std::numeric_limits<int>::max() / 100;
// ----------------
- // evaluate 1D
+ // evaluate 1D
// ----------------
// pass 1D simple parameters to NETGEN
if ( _simpleHyp )
return false;
// ----------------
- // evaluate 2D
+ // evaluate 2D
// ----------------
if ( _simpleHyp ) {
if ( double area = _simpleHyp->GetMaxElementArea() ) {
}
else if ( strncmp( file, "Intersecting: ", 14 ) == 0 )
{
-// Intersecting:
+// Intersecting:
// openelement 18 with open element 126
-// 41 36 38
+// 41 36 38
// 69 70 72
file.getLine();
const char* pos = file;
#else //////// V 5
PointIndex pi;
- for (pi = PointIndex::BASE;
+ for (pi = PointIndex::BASE;
pi < ngMesh->GetNP()+PointIndex::BASE; pi++)
{
outfile << "mesh.AddNode( ";
int NETGENPlugin_NetgenLibWrapper::GenerateMesh( netgen::OCCGeometry& occgeo,
int startWith, int endWith,
- netgen::Mesh* & ngMesh ,
- netgen::MeshingParameters& mparam)
+ netgen::Mesh* & ngMesh )
{
int err = 0;
if ( !ngMesh )
ngMesh->SetGeometry( shared_ptr<netgen::NetgenGeometry>( &occgeo, &NOOP_Deleter ));
- mparam.perfstepsstart = startWith;
- mparam.perfstepsend = endWith;
+ netgen::mparam.perfstepsstart = startWith;
+ netgen::mparam.perfstepsend = endWith;
std::shared_ptr<netgen::Mesh> meshPtr( ngMesh, &NOOP_Deleter );
- err = occgeo.GenerateMesh( meshPtr, mparam );
+ err = occgeo.GenerateMesh( meshPtr, netgen::mparam );
#else
#ifdef NETGEN_V5
- err = netgen::OCCGenerateMesh(occgeo, ngMesh, mparam, startWith, endWith);
+ err = netgen::OCCGenerateMesh(occgeo, ngMesh, netgen::mparam, startWith, endWith);
#else
