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CreatePoint2ElementTable with optional points bitarray

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This commit is contained in:
Matthias Hochsteger 2021-06-04 11:23:37 +02:00
parent 7623289c27
commit 6c37ce33b0
3 changed files with 35 additions and 15 deletions
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14
libsrc/meshing/delaunay.cpp
View File

@ -1598,20 +1598,20 @@ namespace netgen
// tempmesh.Save ("tempmesh.vol"); // tempmesh.Save ("tempmesh.vol");
{ {
MeshOptimize3d meshopt(mp);
tempmesh.Compress();
tempmesh.FindOpenElements ();
RegionTaskManager rtm(mp.parallel_meshing ? mp.nthreads : 0); RegionTaskManager rtm(mp.parallel_meshing ? mp.nthreads : 0);
for (auto i : Range(10)) for (int i = 1; i <= 4; i++)
{ {
PrintMessage (5, "Num open: ", tempmesh.GetNOpenElements()); tempmesh.FindOpenElements ();
PrintMessage (5, "Num open: ", tempmesh.GetNOpenElements());
tempmesh.CalcSurfacesOfNode ();
if(i%5==0)
tempmesh.FreeOpenElementsEnvironment (1); tempmesh.FreeOpenElementsEnvironment (1);
MeshOptimize3d meshopt(mp);
// tempmesh.CalcSurfacesOfNode();
meshopt.SwapImprove(tempmesh, OPT_CONFORM); meshopt.SwapImprove(tempmesh, OPT_CONFORM);
} }
tempmesh.Compress();
} }
MeshQuality3d (tempmesh); MeshQuality3d (tempmesh);

24
libsrc/meshing/meshclass.cpp
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@ -6545,12 +6545,32 @@ namespace netgen
} }
Table<ElementIndex, PointIndex> Mesh :: CreatePoint2ElementTable() const Table<ElementIndex, PointIndex> Mesh :: CreatePoint2ElementTable(std::optional<BitArray> points) const
{ {
if(points)
{
const auto & free_points = *points;
return ngcore::CreateSortedTable<ElementIndex, PointIndex>( volelements.Range(), return ngcore::CreateSortedTable<ElementIndex, PointIndex>( volelements.Range(),
[&](auto & table, ElementIndex ei) [&](auto & table, ElementIndex ei)
{ {
for (PointIndex pi : (*this)[ei].PNums()) const auto & el = (*this)[ei];
if(el.IsDeleted())
return;
for (PointIndex pi : el.PNums())
if(free_points[pi])
table.Add (pi, ei);
}, GetNP());
}
else
return ngcore::CreateSortedTable<ElementIndex, PointIndex>( volelements.Range(),
[&](auto & table, ElementIndex ei)
{
const auto & el = (*this)[ei];
if(el.IsDeleted())
return;
for (PointIndex pi : el.PNums())
table.Add (pi, ei); table.Add (pi, ei);
}, GetNP()); }, GetNP());
} }

2
libsrc/meshing/meshclass.hpp
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@ -772,7 +772,7 @@ namespace netgen
Table<ElementIndex, PointIndex> CreatePoint2ElementTable() const; Table<ElementIndex, PointIndex> CreatePoint2ElementTable(std::optional<BitArray> points = std::nullopt) const;
Table<SurfaceElementIndex, PointIndex> CreatePoint2SurfaceElementTable( int faceindex=0 ) const; Table<SurfaceElementIndex, PointIndex> CreatePoint2SurfaceElementTable( int faceindex=0 ) const;
DLL_HEADER bool PureTrigMesh (int faceindex = 0) const; DLL_HEADER bool PureTrigMesh (int faceindex = 0) const;