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Fix maxh issue for splines

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This commit is contained in:
Matthias Hochsteger 2020-10-19 13:19:25 +02:00
parent 2b5d00b259
commit 9d5661fdc5
1 changed files with 16 additions and 11 deletions
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13
libsrc/geom2d/genmesh2d.cpp
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@ -242,16 +242,20 @@ namespace netgen
mesh2d.RestrictLocalHLine (Point<3>(p1(0),p1(1),0), mesh2d.RestrictLocalHLine (Point<3>(p1(0),p1(1),0),
Point<3>(p2(0),p2(1),0), len/mp.segmentsperedge); Point<3>(p2(0),p2(1),0), len/mp.segmentsperedge);
// skip curvature restrictions for straight lines
if(spline.MaxCurvature()==0)
continue;
double hcurve = min (spline.hmax, h/spline.reffak); double hcurve = min (spline.hmax, h/spline.reffak);
double hl = GetDomainMaxh (spline.leftdom); double hl = GetDomainMaxh (spline.leftdom);
if (hl > 0) hcurve = min2 (hcurve, hl); if (hl > 0) hcurve = min2 (hcurve, hl);
double hr = GetDomainMaxh (spline.rightdom); double hr = GetDomainMaxh (spline.rightdom);
if (hr > 0) hcurve = min2 (hcurve, hr); if (hr > 0) hcurve = min2 (hcurve, hr);
// skip curvature restrictions for straight lines
if(spline.MaxCurvature()==0)
{
mesh2d.RestrictLocalHLine (Point<3>(p1(0),p1(1),0),
Point<3>(p2(0),p2(1),0), hcurve);
}
else
{
int np = 1000; int np = 1000;
for (double t = 0.5/np; t < 1; t += 1.0/np) for (double t = 0.5/np; t < 1; t += 1.0/np)
{ {
@ -260,6 +264,7 @@ namespace netgen
mesh2d.RestrictLocalH (Point<3> (x(0), x(1), 0), min2(hc, hcurve)); mesh2d.RestrictLocalH (Point<3> (x(0), x(1), 0), min2(hc, hcurve));
} }
} }
}
for (auto mspnt : mp.meshsize_points) for (auto mspnt : mp.meshsize_points)
mesh2d.RestrictLocalH (mspnt.pnt, mspnt.h); mesh2d.RestrictLocalH (mspnt.pnt, mspnt.h);