0021073: EDF 1683 NETGENPLUGIN: Local size on edge creates unreguler 1D elements

   Fix regressions

diff --git a/src/NETGEN/netgen45ForSalome.patch b/src/NETGEN/netgen45ForSalome.patch
index b274e15f7a9466ff4b3abb474ac278bce0306f10..a790b0c7f45d5ea26c911c6b50711af6e57fa56f 100644 (file)
--- a/src/NETGEN/netgen45ForSalome.patch
+++ b/src/NETGEN/netgen45ForSalome.patch
@@ -596,7 +596,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
                   ARRAY<MeshPoint> & ps,
                   ARRAY<double> & params,
                   Mesh & mesh)
-@@ -49,23 +49,19 @@
+@@ -49,23 +49,18 @@
      hvalue[0] = 0;
      pnt = c->Value(s0);
  
@@ -609,11 +609,12 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
        {
        oldpnt = pnt;
        pnt = c->Value(s0+(i/double(DIVIDEEDGESECTIONS))*(s1-s0));
-+      double dist = pnt.Distance(oldpnt);
-       hvalue[i] = hvalue[i-1] +
-         1.0/mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z()))*
+-      hvalue[i] = hvalue[i-1] +
+-        1.0/mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z()))*
 -        pnt.Distance(oldpnt);
-+        dist;
++      double dist = pnt.Distance(oldpnt);
++      hvalue[i] = hvalue[i-1] + min( 1.0,
++                                       1.0/mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z()))*dist);
  
        //(*testout) << "mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z())) " << mesh.GetH(Point3d(pnt.X(), pnt.Y(), pnt.Z())) 
        //         <<  " pnt.Distance(oldpnt) " << pnt.Distance(oldpnt) << endl;
@@ -624,7 +625,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
        }
  
      //  nsubedges = int(ceil(hvalue[DIVIDEEDGESECTIONS]));
-@@ -74,13 +70,16 @@
+@@ -74,13 +69,16 @@
      ps.SetSize(nsubedges-1);
      params.SetSize(nsubedges+1);
  
@@ -637,13 +638,13 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
          {
 -          params[i] = s0+(i1/double(DIVIDEEDGESECTIONS))*(s1-s0);
 +            // EAP. For nsubedges comparable to DIVIDEEDGESECTIONS (issue 0021073)
-+            double d1 = i1 - (hvalue[i1]-i)/(hvalue[i1]-hvalue[i1-1]);
++            double d1 = i1 - (hvalue[i1] - i*hvalue[DIVIDEEDGESECTIONS]/nsubedges)/(hvalue[i1]-hvalue[i1-1]);
 +            params[i] = s0+(d1/double(DIVIDEEDGESECTIONS))*(s1-s0);
 +          //params[i] = s0+(i1/double(DIVIDEEDGESECTIONS))*(s1-s0);
            pnt = c->Value(params[i]);
            ps[i-1] = MeshPoint (Point3d(pnt.X(), pnt.Y(), pnt.Z()));
            i++;
-@@ -112,7 +111,7 @@
+@@ -112,7 +110,7 @@
  
    static void FindEdges (OCCGeometry & geom, Mesh & mesh)
    {
@@ -652,7 +653,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
      multithread.task = "Edge meshing";
  
      (*testout) << "edge meshing" << endl;
-@@ -124,6 +123,7 @@
+@@ -124,6 +122,7 @@
      (*testout) << "nedges = " << nedges << endl;
  
      double eps = 1e-6 * geom.GetBoundingBox().Diam();
@@ -660,7 +661,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
  
      for (int i = 1; i <= nvertices; i++)
        {
-@@ -133,7 +133,7 @@
+@@ -133,7 +132,7 @@
        bool exists = 0;
        if (merge_solids)
          for (PointIndex pi = 1; pi <= mesh.GetNP(); pi++)
@@ -669,7 +670,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
              {
                exists = 1;
                break;
-@@ -163,6 +163,7 @@
+@@ -163,6 +162,7 @@
          {
            TopoDS_Face face = TopoDS::Face(exp1.Current());
            int facenr = geom.fmap.FindIndex(face);
@@ -677,7 +678,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
  
            if (face2solid[0][facenr-1] == 0)
              face2solid[0][facenr-1] = solidnr;
-@@ -184,6 +185,9 @@
+@@ -184,6 +184,9 @@
      int facenr = 0;
      int edgenr = 0;
      
@@ -687,7 +688,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
  
      (*testout) << "faces = " << geom.fmap.Extent() << endl;
      int curr = 0;
-@@ -232,6 +236,11 @@
+@@ -232,6 +235,11 @@
                    continue;
                  }
  
@@ -699,7 +700,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
                if (geom.vmap.FindIndex(TopExp::FirstVertex (edge)) == 
                    geom.vmap.FindIndex(TopExp::LastVertex (edge)))
                  {
-@@ -276,8 +285,8 @@
+@@ -276,8 +284,8 @@
                    pnums.Last() = -1;
                    for (PointIndex pi = 1; pi < first_ep; pi++)
                      {
@@ -710,7 +711,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
                      }
                  }
                
-@@ -287,7 +296,7 @@
+@@ -287,7 +295,7 @@
                    bool exists = 0;
                    int j;
                    for (j = first_ep; j <= mesh.GetNP(); j++)
@@ -719,7 +720,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
                        {
                          exists = 1;
                          break;
-@@ -394,7 +403,7 @@
+@@ -394,7 +402,7 @@
      int i, j, k;
      int changed;
  
@@ -728,7 +729,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
      multithread.task = "Surface meshing";
    
      geom.facemeshstatus = 0;
-@@ -751,7 +760,7 @@
+@@ -751,7 +759,7 @@
      multithread.task = savetask;
    }
  
@@ -737,7 +738,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
    {
      double hret;
      kappa *= mparam.curvaturesafety;
-@@ -779,7 +788,7 @@
+@@ -779,7 +787,7 @@
        double nq = n*q;
      
        Point<3> p = p0 + 0.5*n;
@@ -746,7 +747,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
  
        if (lambda >= 0 && lambda <= 1)
        {
-@@ -799,55 +808,55 @@
+@@ -799,55 +807,55 @@
  
  
  
@@ -822,7 +823,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
  
        //(*testout) << "curvature " << curvature << endl;
  
-@@ -886,51 +895,47 @@
+@@ -886,51 +894,47 @@
        pm1.SetX(0.5*(par0.X()+par2.X())); pm1.SetY(0.5*(par0.Y()+par2.Y()));
        pm2.SetX(0.5*(par1.X()+par0.X())); pm2.SetY(0.5*(par1.Y()+par0.Y()));
  
@@ -889,7 +890,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
          (*testout) << pnt.X() << " " << pnt.Y() << " " << pnt.Z() << endl;
        */
        }
-@@ -970,7 +975,7 @@
+@@ -970,7 +974,7 @@
        if (mparam.uselocalh)
          {
  
@@ -898,7 +899,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
            multithread.percent = 0;
  
            mesh->SetLocalH (bb.PMin(), bb.PMax(), mparam.grading);
-@@ -1075,7 +1080,6 @@
+@@ -1075,7 +1079,6 @@
                if (triangulation.IsNull()) continue;
              
                BRepAdaptor_Surface sf(face, Standard_True);
@@ -906,7 +907,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
                
                int ntriangles = triangulation -> NbTriangles();
                for (int j = 1; j <= ntriangles; j++)
-@@ -1096,7 +1100,7 @@
+@@ -1096,7 +1099,7 @@
                    maxside = max (maxside, p[1].Distance(p[2]));
                    //cout << "\rFace " << i << " pos11 ntriangles " << ntriangles << " maxside " << maxside << flush;