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Merge branch 'fix_buildedgelist' into 'master'

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Handle triangles correctly in BuildEdgeList()

See merge request jschoeberl/netgen!308
This commit is contained in:
Joachim Schöberl 2020-01-10 20:36:27 +00:00
commit d22c0fcca7
1 changed files with 21 additions and 6 deletions
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27
libsrc/meshing/improve2.hpp
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@ -26,13 +26,28 @@ void BuildEdgeList( const Mesh & mesh, const Table<TINDEX, PointIndex> & element
const auto & elem = mesh[ei];
if (elem.IsDeleted()) continue;
for (int j = 0; j < 6; j++)
static_assert(is_same_v<TINDEX, ElementIndex>||is_same_v<TINDEX,SurfaceElementIndex>, "Invalid type for TINDEX");
if constexpr(is_same_v<TINDEX, SurfaceElementIndex>)
{
PointIndex pi0 = elem[tetedges[j][0]];
PointIndex pi1 = elem[tetedges[j][1]];
if (pi1 < pi0) Swap(pi0, pi1);
if(pi0==pi)
local_edges.Append(std::make_tuple(pi0, pi1));
for (int j = 0; j < 3; j++)
{
PointIndex pi0 = elem[j];
PointIndex pi1 = elem[(j+1)%3];
if (pi1 < pi0) Swap(pi0, pi1);
if(pi0==pi)
local_edges.Append(std::make_tuple(pi0, pi1));
}
}
else if constexpr(is_same_v<TINDEX, ElementIndex>)
{
for (int j = 0; j < 6; j++)
{
PointIndex pi0 = elem[tetedges[j][0]];
PointIndex pi1 = elem[tetedges[j][1]];
if (pi1 < pi0) Swap(pi0, pi1);
if(pi0==pi)
local_edges.Append(std::make_tuple(pi0, pi1));
}
}
}
QuickSort(local_edges);