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read bbnd for .unv meshes and update topology

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This commit is contained in:
Michael Neunteufel 2019-05-02 17:00:37 +02:00
parent dc4b1c05b9
commit 70b5151c5c
1 changed files with 65 additions and 23 deletions
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88
libsrc/interface/readuser.cpp
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@ -149,6 +149,16 @@ namespace netgen
switch (fe_id)
{
case 22: // (Tapered beam) SEGM
{
Segment el;
el[0] = nodes[0];
el[1] = nodes[2];
el[2] = nodes[1];
auto nr = mesh.AddSegment (el);
element_map[label] = std::make_tuple(nr+1, 2);
break;
}
case 41: // TRIG
{
Element2d el (TRIG);
@ -191,6 +201,9 @@ namespace netgen
element_map[label] = std::make_tuple(nr+1, 0);
break;
}
default:
cout << "Do not know fe_id = " << fe_id << ", skipping it." << endl;
break;
}
}
cout << mesh.GetNE() << " elements found" << endl;
@ -212,36 +225,64 @@ namespace netgen
in >> name;
cout << len << " element are in group " << name << endl;
int hi, index;
int fdnr;
bool is_boundary=false;
int fdnr, ednr;
in >> hi >> index >> hi >> hi;
int codim = get<1>(element_map[index]);
// use first element to determine if boundary or volume
in >> hi >> index >> hi >> hi;
if (get<1>(element_map[index]) == 1)
switch (codim)
{
is_boundary=true;
}
cout << "Group " << name << (is_boundary ? " is boundary" : " is volume") << endl;
if(is_boundary)
{
int bcpr = mesh.GetNFD()+1;
fdnr = mesh.AddFaceDescriptor(FaceDescriptor(bcpr, 0,0,0));
mesh.GetFaceDescriptor(fdnr).SetBCProperty(bcpr+1);
mesh.SetBCName(bcpr, name);
mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(fdnr);
}
else
{
mesh.SetMaterial(++matnr, name);
mesh.VolumeElement(get<0>(element_map[index])).SetIndex(matnr);
case 0:
{
mesh.SetMaterial(++matnr, name);
mesh.VolumeElement(get<0>(element_map[index])).SetIndex(matnr);
break;
}
case 1:
{
int bcpr = mesh.GetNFD()+1;
fdnr = mesh.AddFaceDescriptor(FaceDescriptor(bcpr, 0,0,0));
mesh.GetFaceDescriptor(fdnr).SetBCProperty(bcpr+1);
mesh.SetBCName(bcpr, name);
mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(fdnr);
break;
}
case 2:
{
int bcpr = mesh.GetNCD2Names()+1;
auto ed = EdgeDescriptor();
ed.SetSurfNr(0,bcpr);//?
ednr = mesh.AddEdgeDescriptor(ed);
mesh.SetCD2Name(bcpr, name);
string * bcname = new string(name);
mesh.LineSegment(get<0>(element_map[index])).SetBCName(bcname);
break;
}
default:
{
cout << "Codim " << codim << " not implemented yet!" << endl;
}
}
for(int i=0; i<len-1; i++)
{
in >> hi >> index >> hi >> hi;
if(is_boundary)
mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(fdnr);
else
mesh.VolumeElement(get<0>(element_map[index])).SetIndex(matnr);
switch (codim)
{
case 0:
mesh.VolumeElement(get<0>(element_map[index])).SetIndex(matnr);
break;
case 1:
mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(fdnr);
break;
case 2:
mesh.LineSegment(get<0>(element_map[index])).edgenr = ednr+1;
break;
default:
break;
}
}
}
}
@ -262,6 +303,7 @@ namespace netgen
mesh.ComputeNVertices();
mesh.RebuildSurfaceElementLists();
mesh.GetBox (pmin, pmax);
mesh.UpdateTopology();
cout << "bounding-box = " << pmin << "-" << pmax << endl;
}