From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Thu, 16 May 2019 19:56:20 +0000 (+0200)
Subject: Adjust tolerance in push_forward
X-Git-Tag: v9.2.0-rc1~1479^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=637cd02d57bc75d1c928d1e38a3f9c8f02d3a38d;p=dealii.git

Adjust tolerance in push_forward
---

diff --git a/source/grid/manifold_lib.cc b/source/grid/manifold_lib.cc
index c61028bc39..75138e0dbd 100644
--- a/source/grid/manifold_lib.cc
+++ b/source/grid/manifold_lib.cc
@@ -1942,9 +1942,9 @@ TransfiniteInterpolationManifold<dim, spacedim>::push_forward(
   AssertDimension(cell->level(), level_coarse);
 
   // check that the point is in the unit cell which is the current chart
-  // Tolerance 1e-6 chosen that the method also works with
-  // SphericalManifold
-  Assert(GeometryInfo<dim>::is_inside_unit_cell(chart_point, 1e-6),
+  // Tolerance 5e-4 chosen that the method also works with manifolds
+  // that have some discretization error like SphericalManifold
+  Assert(GeometryInfo<dim>::is_inside_unit_cell(chart_point, 5e-4),
          ExcMessage("chart_point is not in unit interval"));
 
   return compute_transfinite_interpolation(*cell,