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Merge branch 'bisect_periodic_2d' into 'master'

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fix for bisection of 2d periodic meshes

See merge request jschoeberl/netgen!87
This commit is contained in:
Joachim Schöberl 2018-06-12 10:39:53 +02:00
commit 7e76805269
1 changed files with 48 additions and 8 deletions
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46
libsrc/meshing/bisect.cpp
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@ -144,9 +144,9 @@ namespace netgen
class MarkedIdentification
{
public:
// number of points of one face (3 or 4)
// number of points of one face (3 or 4) - or edge (in 2d)
int np;
/// 6 or 8 point numbers
/// 6 or 8 point numbers - or 4 in 2d
PointIndex pnums[8];
/// marked for refinement
int marked;
@ -1403,6 +1403,16 @@ namespace netgen
}
newid1.np = newid2.np = oldid.np;
if(oldid.np == 2)
{
newid1.pnums[1] = newp[0];
newid2.pnums[0] = newp[0];
newid1.pnums[3] = newp[1];
newid2.pnums[2] = newp[1];
newid1.markededge = 0;
newid2.markededge = 0;
}
if(oldid.np == 3)
{
newid1.pnums[(oldid.markededge+1)%3] = newp[0];
@ -2130,12 +2140,42 @@ namespace netgen
mquads.Append (mq);
}
if(mesh.GetDimension() == 3)
{
MarkedIdentification mi;
for(int j=0; j<idmaps.Size(); j++)
if(BTDefineMarkedId(el, edgenumber, *idmaps[j], mi))
mids.Append(mi);
}
}
if(mesh.GetDimension() == 2)
{
for (SegmentIndex j=1; j<=mesh.GetNSeg(); j++)
{
auto seg = mesh[j];
for (auto map : idmaps)
{
if (seg[0] > 0 && seg[1] > 0 && (*map)[seg[0]] && (*map)[seg[1]])
{
MarkedIdentification mi;
mi.np = 2;
mi.pnums[0] = seg[0];
mi.pnums[1] = seg[1];
mi.pnums[2] = (*map)[seg[0]];
mi.pnums[3] = (*map)[seg[1]];
auto min1 = mi.pnums[0] < mi.pnums[1] ? mi.pnums[0] : mi.pnums[1];
auto min2 = mi.pnums[2] < mi.pnums[3] ? mi.pnums[2] : mi.pnums[3];
if (min1 > min2)
continue;
mi.marked = 0;
mi.markededge = 0;
mi.incorder = 0;
mids.Append(mi);
}
}
}
}
}
@ -3499,7 +3539,7 @@ namespace netgen
MarkHangingTris (mtris, cutedges, opt.task_manager) +
MarkHangingQuads (mquads, cutedges);
hangingedge = 0;
hangingedge = mesh.GetDimension() == 3 ? 0 : MarkHangingIdentifications(mids, cutedges);
NgProfiler::StopTimer (timer1b);
NgProfiler::StartTimer (timer_bisectsegms);
int nseg = mesh.GetNSeg ();