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some more bugfixing

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This commit is contained in:
Matthias Hochsteger 2024-01-08 10:29:16 +01:00
parent e7b5eabdc3
commit ce308a3373
4 changed files with 46 additions and 12 deletions
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38
libsrc/meshing/boundarylayer.cpp
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@ -530,8 +530,12 @@ struct GrowthVectorLimiter {
if(!pts.Contains(other))
pts.Append(other);
}
if(pts.Size() != 2)
if(pts.Size() != 2) {
cout << "getEdgeTangent pi = " << pi << ", edgenr = " << edgenr << endl;
for(auto segi : topo.GetVertexSegments(pi))
cout << mesh[segi] << endl;
throw Exception("Something went wrong in getEdgeTangent!");
}
tangent = mesh[pts[1]] - mesh[pts[0]];
return tangent.Normalize();
}
@ -1380,12 +1384,16 @@ struct GrowthVectorLimiter {
new_max_edge_nr = seg.edgenr;
auto getGW = [&] (PointIndex pi) -> Vec<3>& {
return *get<0>(growth_vector_map[pi]);
static Vec<3> zero(0.,0.,0.);
if(growth_vector_map.count(pi))
return *get<0>(growth_vector_map[pi]);
zero = {0.,0.,0.};
return zero;
};
// cout << "edge range " << max_edge_nr << ", " << new_max_edge_nr << endl;
// interpolate tangential component of growth vector along edge
for(auto edgenr : Range(max_edge_nr, new_max_edge_nr))
for(auto edgenr : Range(max_edge_nr+1, new_max_edge_nr))
{
// cout << "SEARCH EDGE " << edgenr +1 << endl;
// if(!is_edge_moved[edgenr+1]) continue;
@ -1492,22 +1500,25 @@ struct GrowthVectorLimiter {
// gt2 = 0.;
// }
// cout << "edgenr " << edgenr << endl;
// cout << "points " << endl << points << endl;
double len = 0.;
for(size_t i = 1; i < points.Size()-1; i++)
for(auto i : IntRange(1, points.Size()-1))
{
auto pi = points[i];
len += (mesh[pi] - mesh[points[i-1]]).Length();
auto t = getEdgeTangent(pi, edgenr);
auto lam = len/edge_len;
auto interpol = (1-lam) * (gt1 * t) * t + lam * (gt2 * t) * t;
if(pi==89) {
cout << "points " << points << endl;
cout << "INTERPOL" << len << ',' << t << ',' << lam << ',' << interpol << endl;
cout << gt1 << endl;
cout << gt2 << endl;
cout << getGW(pi) << endl;
// if(pi==89) {
// cout << "points " << points << endl;
// cout << "INTERPOL" << len << ',' << t << ',' << lam << ',' << interpol << endl;
// cout << gt1 << endl;
// cout << gt2 << endl;
// cout << getGW(pi) << endl;
}
// }
getGW(pi) += interpol;
}
}
@ -1537,6 +1548,11 @@ struct GrowthVectorLimiter {
growth_vector_map[pi_new] = { &growth_vector, params.heights[i] };
if(special_boundary_points.count(pi) == 0)
mesh.GetIdentifications().Add(pi_last, pi_new, identnr);
else
{
cout << "add locked point " << pi_new << endl;
mesh.AddLockedPoint(pi_new);
}
pi_last = pi_new;
}
};

1
libsrc/meshing/meshclass.cpp
View File

@ -4081,6 +4081,7 @@ namespace netgen
}
else
{
cout << "unused point " << pi << endl;
op2np[pi].Invalidate();
}

14
libsrc/meshing/meshfunc.cpp
View File

@ -50,6 +50,7 @@ namespace netgen
ret[0].mp = mp;
return ret;
}
cout << "divide mesh" << endl;
ret.SetSize(num_domains);
Array<Array<PointIndex, PointIndex>> ipmap;
@ -71,6 +72,7 @@ namespace netgen
m.SetLocalH(mesh.GetLocalH());
cout << "set imap size " << i << " to " << num_points << endl;
ipmap[i].SetSize(num_points);
ipmap[i] = PointIndex::INVALID;
m.SetDimension( mesh.GetDimension() );
@ -155,6 +157,8 @@ namespace netgen
auto & imap = ipmap[i];
auto nmax = identifications.GetMaxNr ();
auto & m_ident = m.GetIdentifications();
cout << "imap " << imap << endl;
cout << imap.Size() << endl;
for (auto & sel : m.SurfaceElements())
for(auto & pi : sel.PNums())
@ -171,6 +175,7 @@ namespace netgen
for(auto pair : pairs)
{
// cout << "get pair " << pair[0] << ',' << pair[1] << endl;
auto pi0 = imap[pair[0]];
auto pi1 = imap[pair[1]];
if(!pi0.IsValid() || !pi1.IsValid())
@ -289,6 +294,7 @@ namespace netgen
for (int qstep = 0; qstep <= 3; qstep++)
{
if (qstep == 0 && !mp.try_hexes) continue;
if (qstep == 1) continue;
if (mesh.HasOpenQuads())
{
@ -301,6 +307,7 @@ namespace netgen
rulep = hexrules;
break;
case 1:
cout << "Apply prismrules " << endl;
rulep = prismrules2;
break;
case 2: // connect pyramid to triangle
@ -428,7 +435,11 @@ namespace netgen
if (cntsteps > mp.maxoutersteps)
{
if(debugparam.write_mesh_on_error)
{
md.mesh->Save("meshing_error_domain_"+ToString(md.domain)+".vol.gz");
if(mesh.GetNOpenElements())
GetOpenElements(*md.mesh, md.domain)->Save("meshing_error_rest_" + ToString(md.domain)+".vol.gz");
}
throw NgException ("Stop meshing since too many attempts in domain " + ToString(md.domain));
}
@ -532,6 +543,7 @@ namespace netgen
md[0].mesh.release();
return;
}
cout << "divide mesh" << endl;
mesh.VolumeElements().DeleteAll();
for(auto & m_ : md)
@ -584,7 +596,9 @@ namespace netgen
{
static Timer t("MeshVolume"); RegionTimer reg(t);
cout << "initial compress " << endl;
mesh3d.Compress();
cout << "initial compress done" << endl;

3
libsrc/visualization/mvdraw.hpp
View File

@ -242,6 +242,9 @@ namespace netgen
ngcore::INT<2> Project(Point<3> p);
};
void DrawElement(const Mesh & mesh, SurfaceElementIndex sei);
void DrawElement(const Mesh & mesh, ElementIndex sei);
NGGUI_API extern VisualSceneMesh vsmesh;