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really interpolate only tangential part...

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This commit is contained in:
Christopher Lackner 2022-03-01 14:56:01 +01:00
parent 13a0b78e26
commit e8c9d8e1fc
3 changed files with 5 additions and 7 deletions
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5
libsrc/meshing/boundarylayer.cpp
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@ -239,13 +239,14 @@ namespace netgen
std::map<PointIndex, double> weights; std::map<PointIndex, double> weights;
for(auto pi : surface_points) for(auto pi : surface_points)
{ {
dmesh.AddPoint(pi, &weights); dmesh.CalcIntersecting(pi);
dmesh.CalcWeights(pi, weights);
auto & v = growthvectors[pi]; auto & v = growthvectors[pi];
auto n = 1./v.Length() * v; auto n = 1./v.Length() * v;
for(auto & [pi_other, weight] : weights) for(auto & [pi_other, weight] : weights)
{ {
auto t = weight * growthvectors[pi_other]; auto t = weight * growthvectors[pi_other];
t -= (t * n) * t; t -= (t * n) * n;
v += t; v += t;
} }
} }

5
libsrc/meshing/delaunay2d.cpp
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@ -315,15 +315,12 @@ namespace netgen
weight *= isum; weight *= isum;
} }
void DelaunayMesh::AddPoint( PointIndex pi_new, std::map<PointIndex, double> * weights ) void DelaunayMesh::AddPoint( PointIndex pi_new)
{ {
static Timer t("AddPoint"); RegionTimer reg(t); static Timer t("AddPoint"); RegionTimer reg(t);
CalcIntersecting(pi_new); CalcIntersecting(pi_new);
if(weights)
CalcWeights(pi_new, *weights);
for (int j : intersecting) for (int j : intersecting)
{ {
UnsetNeighbours(j); UnsetNeighbours(j);

2
libsrc/meshing/delaunay2d.hpp
View File

@ -66,7 +66,7 @@ namespace netgen
void CalcIntersecting( PointIndex pi_new ); void CalcIntersecting( PointIndex pi_new );
void CalcWeights( PointIndex pi_new, std::map<PointIndex, double> & weights ); void CalcWeights( PointIndex pi_new, std::map<PointIndex, double> & weights );
void AddPoint( PointIndex pi_new, std::map<PointIndex, double> * weights = nullptr ); void AddPoint( PointIndex pi_new );
Array<DelaunayTrig> & GetElements() { return trigs; } Array<DelaunayTrig> & GetElements() { return trigs; }
}; };