From 376ca5e1e0b7c6217440a85a2afb9a5c13e2f030 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maximilian=20H=C3=B6rl?=
<maximilian.hoerl@mathematik.uni-stuttgart.de>
Date: Fri, 20 Mar 2020 18:27:29 +0100
Subject: [PATCH] fix wrong quadrature order in Poisson problem
---
dune/mmdg/problems/dgproblem.hh | 2 +-
dune/mmdg/problems/poisson.hh | 9 +++++++++
2 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/dune/mmdg/problems/dgproblem.hh b/dune/mmdg/problems/dgproblem.hh
index b59b0a6..5f7e630 100644
--- a/dune/mmdg/problems/dgproblem.hh
+++ b/dune/mmdg/problems/dgproblem.hh
@@ -56,7 +56,7 @@ class DGProblem
}
//returns the recommended quadrature order to compute an integral
- //over x * boundary(x)
+ //over x * boundary(x) and K(x) * boundary(x)
virtual int quadratureOrderBoundary () const
{
return 1;
diff --git a/dune/mmdg/problems/poisson.hh b/dune/mmdg/problems/poisson.hh
index 571d176..549fb82 100644
--- a/dune/mmdg/problems/poisson.hh
+++ b/dune/mmdg/problems/poisson.hh
@@ -8,6 +8,8 @@ template<class Coordinate, class Scalar = double>
class Poisson : public DGProblem<Coordinate, Scalar>
{
public:
+ static constexpr int dim = Coordinate::dimension;
+
//the exact solution at position pos
//1d: f(x) = x,
//2d: f(x,y) = x*y,
@@ -29,6 +31,13 @@ class Poisson : public DGProblem<Coordinate, Scalar>
{
return true;
};
+
+ //returns the recommended quadrature order to compute an integral
+ //over x * boundary(x) and K(x) * boundary(x)
+ int quadratureOrderBoundary () const
+ {
+ return dim;
+ }
};
#endif
--
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