add the globalIsometricCoordinates field

[[Imported from SVN: r6389]]

dune/gfe/rigidbodymotion.hh

@@ -8,6 +8,9 @@
 template <int dim, class T=double>
 struct RigidBodyMotion
 {
+    /** \brief Global coordinates wrt an isometric embedding function are available */
+    static const bool globalIsometricCoordinates = Rotation<dim,T>::globalIsometricCoordinates;
+
     /** \brief Type of an infinitesimal rigid body motion */
     typedef Dune::FieldVector<T, dim + Rotation<dim,T>::TangentVector::size> TangentVector;