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

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fix DivideEdge() for case where nb of resulting edges is comparable to
   DIVIDEEDGESECTIONS(1000)
This commit is contained in:
eap 2010-11-17 08:22:21 +00:00
parent 3d1e82cc7f
commit f1f14291c5
1 changed files with 27 additions and 17 deletions
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44
src/NETGEN/netgen45ForSalome.patch
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@ -624,7 +624,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
}
// nsubedges = int(ceil(hvalue[DIVIDEEDGESECTIONS]));
@@ -74,7 +70,7 @@
@@ -74,13 +70,16 @@
ps.SetSize(nsubedges-1);
params.SetSize(nsubedges+1);
@ -633,7 +633,17 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
int i1 = 0;
do
{
@@ -112,7 +108,7 @@
if (hvalue[i1]/hvalue[DIVIDEEDGESECTIONS]*nsubedges >= i)
{
- 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]);
+ 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 @@
static void FindEdges (OCCGeometry & geom, Mesh & mesh)
{
@ -642,7 +652,7 @@ 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 +120,7 @@
@@ -124,6 +123,7 @@
(*testout) << "nedges = " << nedges << endl;
double eps = 1e-6 * geom.GetBoundingBox().Diam();
@ -650,7 +660,7 @@ 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 +130,7 @@
@@ -133,7 +133,7 @@
bool exists = 0;
if (merge_solids)
for (PointIndex pi = 1; pi <= mesh.GetNP(); pi++)
@ -659,7 +669,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
{
exists = 1;
break;
@@ -163,6 +160,7 @@
@@ -163,6 +163,7 @@
{
TopoDS_Face face = TopoDS::Face(exp1.Current());
int facenr = geom.fmap.FindIndex(face);
@ -667,7 +677,7 @@ 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 +182,9 @@
@@ -184,6 +185,9 @@
int facenr = 0;
int edgenr = 0;
@ -677,7 +687,7 @@ 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 +233,11 @@
@@ -232,6 +236,11 @@
continue;
}
@ -689,7 +699,7 @@ 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 +282,8 @@
@@ -276,8 +285,8 @@
pnums.Last() = -1;
for (PointIndex pi = 1; pi < first_ep; pi++)
{
@ -700,7 +710,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
}
}
@@ -287,7 +293,7 @@
@@ -287,7 +296,7 @@
bool exists = 0;
int j;
for (j = first_ep; j <= mesh.GetNP(); j++)
@ -709,7 +719,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
{
exists = 1;
break;
@@ -394,7 +400,7 @@
@@ -394,7 +403,7 @@
int i, j, k;
int changed;
@ -718,7 +728,7 @@ 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 +757,7 @@
@@ -751,7 +760,7 @@
multithread.task = savetask;
}
@ -727,7 +737,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
{
double hret;
kappa *= mparam.curvaturesafety;
@@ -779,7 +785,7 @@
@@ -779,7 +788,7 @@
double nq = n*q;
Point<3> p = p0 + 0.5*n;
@ -736,7 +746,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
if (lambda >= 0 && lambda <= 1)
{
@@ -799,55 +805,55 @@
@@ -799,55 +808,55 @@
@ -812,7 +822,7 @@ diff -Naur --exclude=CVS netgen-4.5_orig/libsrc/occ/occgenmesh.cpp netgen-4.5_ne
//(*testout) << "curvature " << curvature << endl;
@@ -886,51 +892,47 @@
@@ -886,51 +895,47 @@
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()));
@ -879,7 +889,7 @@ 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 +972,7 @@
@@ -970,7 +975,7 @@
if (mparam.uselocalh)
{
@ -888,7 +898,7 @@ 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 +1077,6 @@
@@ -1075,7 +1080,6 @@
if (triangulation.IsNull()) continue;
BRepAdaptor_Surface sf(face, Standard_True);
@ -896,7 +906,7 @@ 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 +1097,7 @@
@@ -1096,7 +1100,7 @@
maxside = max (maxside, p[1].Distance(p[2]));
//cout << "\rFace " << i << " pos11 ntriangles " << ntriangles << " maxside " << maxside << flush;