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unv interface for 2D case
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@ -98,6 +98,8 @@ namespace netgen
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mesh.GetFaceDescriptor(1).SetBCProperty (1);
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mesh.GetFaceDescriptor(1).SetBCProperty (1);
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// map from unv element nr to our element number + an index if it is vol (0), bnd(1), ...
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// map from unv element nr to our element number + an index if it is vol (0), bnd(1), ...
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std::map<size_t, std::tuple<size_t, int>> element_map;
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std::map<size_t, std::tuple<size_t, int>> element_map;
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int dim = 3;
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int bccounter = 0; // for 2D case
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NgArray<Segment> tmp_segments;
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NgArray<Segment> tmp_segments;
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while (in.good())
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while (in.good())
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@ -125,6 +127,15 @@ namespace netgen
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mesh.AddPoint (p);
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mesh.AddPoint (p);
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}
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}
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cout << "read " << mesh.GetNP() << " points" << endl;
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cout << "read " << mesh.GetNP() << " points" << endl;
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Point3d pmin, pmax;
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mesh.GetBox (pmin, pmax);
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if(fabs(pmin.Z() - pmax.Z()) < 1e-10) //hard-coded for now
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{
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cout << "Set Dimension to 2." << endl;
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mesh.SetDimension(2);
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dim = 2 ;
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}
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}
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}
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else if (strcmp (reco, "2412") == 0)
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else if (strcmp (reco, "2412") == 0)
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@ -150,6 +161,26 @@ namespace netgen
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switch (fe_id)
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switch (fe_id)
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{
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{
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case 11: // (Rod) SEGM
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{
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Segment el;
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el[0] = nodes[0];
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el[1] = nodes[1];
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el[2] = -1;
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if(dim == 3){
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auto nr = tmp_segments.Size();
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tmp_segments.Append(el);
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element_map[label] = std::make_tuple(nr+1, 2);
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}
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else if(dim == 2){
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el.si = -1; // add label to segment, will be changed later when BC's are assigned
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auto nr = mesh.AddSegment(el);
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element_map[label] = std::make_tuple(nr+1, 2);
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}
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break;
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}
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case 22: // (Tapered beam) SEGM
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case 22: // (Tapered beam) SEGM
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{
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{
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Segment el;
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Segment el;
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@ -243,15 +274,29 @@ namespace netgen
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break;
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break;
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}
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}
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case 1:
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case 1:
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{
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if(dim == 3)
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{
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{
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int bcpr = mesh.GetNFD()+1;
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int bcpr = mesh.GetNFD()+1;
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fdnr = mesh.AddFaceDescriptor(FaceDescriptor(bcpr, 0,0,0));
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fdnr = mesh.AddFaceDescriptor(FaceDescriptor(bcpr, 0,0,0));
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mesh.GetFaceDescriptor(fdnr).SetBCProperty(bcpr+1);
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mesh.GetFaceDescriptor(fdnr).SetBCProperty(bcpr+1);
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mesh.SetBCName(bcpr, name);
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mesh.SetBCName(bcpr, name);
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mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(fdnr);
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mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(fdnr);
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}
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else if(dim == 2)
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{
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mesh.SetMaterial(matnr, name);
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fdnr = mesh.AddFaceDescriptor(FaceDescriptor(matnr, 0,0,0));
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mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(matnr);
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mesh.GetFaceDescriptor(fdnr).SetBCProperty(matnr);
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matnr++;
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}
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break;
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break;
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}
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}
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case 2:
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case 2:
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{
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if(dim == 3)
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{
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{
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int bcpr = mesh.GetNCD2Names()+1;
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int bcpr = mesh.GetNCD2Names()+1;
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auto ed = EdgeDescriptor();
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auto ed = EdgeDescriptor();
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@ -261,7 +306,17 @@ namespace netgen
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auto nr = mesh.AddSegment(tmp_segments[get<0>(element_map[index])-1]);
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auto nr = mesh.AddSegment(tmp_segments[get<0>(element_map[index])-1]);
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mesh[nr].SetBCName(mesh.GetCD2NamePtr(mesh.GetNCD2Names()));
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mesh[nr].SetBCName(mesh.GetCD2NamePtr(mesh.GetNCD2Names()));
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mesh[nr].edgenr = ednr+1;
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mesh[nr].edgenr = ednr+1;
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}
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else if(dim == 2)
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{
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Segment & seg = mesh.LineSegment(get<0>(element_map[index]));
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seg.si = bccounter + 1;
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mesh.SetBCName(bccounter, name);
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seg.SetBCName(mesh.GetBCNamePtr(bccounter));
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bccounter++;
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}
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break;
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break;
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}
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}
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default:
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default:
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{
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{
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@ -278,14 +333,25 @@ namespace netgen
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mesh.VolumeElement(get<0>(element_map[index])).SetIndex(matnr);
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mesh.VolumeElement(get<0>(element_map[index])).SetIndex(matnr);
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break;
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break;
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case 1:
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case 1:
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mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(fdnr);
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if(dim == 3) mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(fdnr);
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else if (dim == 2){
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mesh.SurfaceElement(get<0>(element_map[index])).SetIndex(matnr-1);
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mesh.GetFaceDescriptor(fdnr).SetBCProperty(matnr);
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}
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break;
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break;
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case 2:
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case 2:
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if(dim == 3)
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{
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{
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auto nr = mesh.AddSegment(tmp_segments[get<0>(element_map[index])-1]);
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auto nr = mesh.AddSegment(tmp_segments[get<0>(element_map[index])-1]);
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mesh[nr].edgenr = ednr+1;
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mesh[nr].edgenr = ednr+1;
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mesh[nr].SetBCName(mesh.GetCD2NamePtr(mesh.GetNCD2Names()));
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mesh[nr].SetBCName(mesh.GetCD2NamePtr(mesh.GetNCD2Names()));
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}
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}
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else if(dim == 2)
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{
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Segment & seg = mesh.LineSegment(get<0>(element_map[index]));
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seg.si = bccounter;
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seg.SetBCName(mesh.GetBCNamePtr(bccounter-1));
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}
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break;
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break;
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default:
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default:
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break;
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break;
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@ -305,6 +371,21 @@ namespace netgen
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}
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}
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}
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}
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if(dim == 2){
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// loop through segments to assign default BC to unmarked edges
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int bccounter_tmp = bccounter;
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for(int index=0; index < mesh.GetNSeg(); index++){
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Segment & seg = mesh.LineSegment(get<0>(element_map[index]));
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if(seg.si == -1){
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seg.si = bccounter;
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mesh.SetBCName(bccounter, "default"); // could be more efficient
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seg.SetBCName(mesh.GetBCNamePtr(bccounter));
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bccounter_tmp++;
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}
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}
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if(bccounter_tmp > bccounter) bccounter++;
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}
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Point3d pmin, pmax;
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Point3d pmin, pmax;
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mesh.ComputeNVertices();
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mesh.ComputeNVertices();
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@ -312,6 +393,11 @@ namespace netgen
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mesh.GetBox (pmin, pmax);
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mesh.GetBox (pmin, pmax);
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mesh.UpdateTopology();
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mesh.UpdateTopology();
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cout << "bounding-box = " << pmin << "-" << pmax << endl;
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cout << "bounding-box = " << pmin << "-" << pmax << endl;
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cout << "Created " << bccounter << " boundaries." << endl;
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for(int i=0; i<bccounter; i++){
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cout << mesh.GetBCName(i) << endl;
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}
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}
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}
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