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53057: NETGEN-1D2D3D issues "Ignored" warning for faces of a sub-mesh

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This commit is contained in:
eap 2016-03-15 16:02:21 +03:00
parent 2b188fad8a
commit cb834de9a0
1 changed files with 19 additions and 7 deletions
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26
src/NETGENPlugin/NETGENPlugin_Mesher.cxx
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@ -83,6 +83,12 @@ namespace netgen {
extern MeshingParameters mparam; extern MeshingParameters mparam;
extern volatile multithreadt multithread; extern volatile multithreadt multithread;
extern bool merge_solids; extern bool merge_solids;
// values used for occgeo.facemeshstatus
enum EFaceMeshStatus { FACE_NOT_TREATED = 0,
FACE_FAILED = -1,
FACE_MESHED_OK = 1,
};
} }
#include <vector> #include <vector>
@ -594,6 +600,8 @@ void NETGENPlugin_Mesher::PrepareOCCgeometry(netgen::OCCGeometry& occgeo,
rootSM.push_back( mesh.GetSubMesh( it.Value() )); rootSM.push_back( mesh.GetSubMesh( it.Value() ));
} }
int totNbFaces = 0;
// add subshapes of empty submeshes // add subshapes of empty submeshes
list< SMESH_subMesh* >::iterator rootIt = rootSM.begin(), rootEnd = rootSM.end(); list< SMESH_subMesh* >::iterator rootIt = rootSM.begin(), rootEnd = rootSM.end();
for ( ; rootIt != rootEnd; ++rootIt ) { for ( ; rootIt != rootEnd; ++rootIt ) {
@ -605,8 +613,9 @@ void NETGENPlugin_Mesher::PrepareOCCgeometry(netgen::OCCGeometry& occgeo,
TopExp::MapShapes(root->GetSubShape(), subShapes); TopExp::MapShapes(root->GetSubShape(), subShapes);
while ( smIt->more() ) while ( smIt->more() )
{ {
SMESH_subMesh* sm = smIt->next(); SMESH_subMesh* sm = smIt->next();
TopoDS_Shape shape = sm->GetSubShape(); TopoDS_Shape shape = sm->GetSubShape();
totNbFaces += ( shape.ShapeType() == TopAbs_FACE );
if ( intern && intern->isShapeToPrecompute( shape )) if ( intern && intern->isShapeToPrecompute( shape ))
continue; continue;
if ( !meshedSM || sm->IsEmpty() ) if ( !meshedSM || sm->IsEmpty() )
@ -631,11 +640,11 @@ void NETGENPlugin_Mesher::PrepareOCCgeometry(netgen::OCCGeometry& occgeo,
} }
} }
} }
occgeo.facemeshstatus.SetSize (occgeo.fmap.Extent()); occgeo.facemeshstatus.SetSize (totNbFaces);
occgeo.facemeshstatus = 0; occgeo.facemeshstatus = 0;
occgeo.face_maxh_modified.SetSize(occgeo.fmap.Extent()); occgeo.face_maxh_modified.SetSize(totNbFaces);
occgeo.face_maxh_modified = 0; occgeo.face_maxh_modified = 0;
occgeo.face_maxh.SetSize(occgeo.fmap.Extent()); occgeo.face_maxh.SetSize(totNbFaces);
occgeo.face_maxh = netgen::mparam.maxh; occgeo.face_maxh = netgen::mparam.maxh;
} }
@ -951,8 +960,11 @@ bool NETGENPlugin_Mesher::FillNgMesh(netgen::OCCGeometry& occgeom,
// if second oreder is required, even already meshed faces must be passed to NETGEN // if second oreder is required, even already meshed faces must be passed to NETGEN
int fID = occgeom.fmap.Add( geomFace ); int fID = occgeom.fmap.Add( geomFace );
while ( fID < faceNgID ) // geomFace is already in occgeom.fmap, add a copy occgeom.facemeshstatus[ fID-1 ] = netgen::FACE_MESHED_OK;
while ( fID < faceNgID ) { // geomFace is already in occgeom.fmap, add a copy
fID = occgeom.fmap.Add( BRepBuilderAPI_Copy( geomFace, /*copyGeom=*/false )); fID = occgeom.fmap.Add( BRepBuilderAPI_Copy( geomFace, /*copyGeom=*/false ));
occgeom.facemeshstatus[ fID-1 ] = netgen::FACE_MESHED_OK;
}
// Problem with the second order in a quadrangular mesh remains. // Problem with the second order in a quadrangular mesh remains.
// 1) All quadrangles generated by NETGEN are moved to an inexistent face // 1) All quadrangles generated by NETGEN are moved to an inexistent face
// by FillSMesh() (find "AddFaceDescriptor") // by FillSMesh() (find "AddFaceDescriptor")
@ -2987,11 +2999,11 @@ bool NETGENPlugin_Mesher::Compute()
bool pb2D = false, pb3D = false; bool pb2D = false, pb3D = false;
for (int i = 1; i <= occgeo.fmap.Extent(); i++) { for (int i = 1; i <= occgeo.fmap.Extent(); i++) {
int status = occgeo.facemeshstatus[i-1]; int status = occgeo.facemeshstatus[i-1];
if (status == 1 ) continue; if (status == netgen::FACE_MESHED_OK ) continue;
if ( SMESH_subMesh* sm = _mesh->GetSubMeshContaining( occgeo.fmap( i ))) { if ( SMESH_subMesh* sm = _mesh->GetSubMeshContaining( occgeo.fmap( i ))) {
SMESH_ComputeErrorPtr& smError = sm->GetComputeError(); SMESH_ComputeErrorPtr& smError = sm->GetComputeError();
if ( !smError || smError->IsOK() ) { if ( !smError || smError->IsOK() ) {
if ( status == -1 ) if ( status == netgen::FACE_FAILED )
smError.reset( new SMESH_ComputeError( *error )); smError.reset( new SMESH_ComputeError( *error ));
else else
smError.reset( new SMESH_ComputeError( COMPERR_ALGO_FAILED, "Ignored" )); smError.reset( new SMESH_ComputeError( COMPERR_ALGO_FAILED, "Ignored" ));