Header für Boundary Entities

[[Imported from SVN: r537]]

grid/uggrid/uggridboundent.hh

+// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+// vi: set et ts=4 sw=2 sts=2:
+#ifndef __DUNE_UGGRID_BOUNDENT_HH__
+#define __DUNE_UGGRID_BOUNDENT_HH__
+
+
+namespace Dune {
+
+#define NEIGH_DEBUG
+
+  /** \todo Please doc me! */
+  template<int dim, int dimworld>
+  class UGGridBoundaryEntity
+    : public BoundaryEntityDefault <dim,dimworld, UGCtype,
+          UGGridElement,UGGridBoundaryEntity>
+  {
+    friend class UGGridIntersectionIterator<dim,dimworld>;
+  public:
+    UGGridBoundaryEntity () : _geom (false) , /* _elInfo ( NULL ), */
+                              _neigh (-1) {};
+
+    //! return type of boundary , i.e. Neumann, Dirichlet ...
+    BoundaryType type ()
+    {
+#ifdef NEIGH_DEBUG
+      if(_elInfo->boundary[_neigh] == NULL)
+      {
+        std::cerr << "No Boundary, fella! \n";
+        abort();
+      }
+#endif
+      return (( _elInfo->boundary[_neigh]->bound < 0 ) ? Neumann : Dirichlet );
+    }
+
+    //! return identifier of boundary segment, number
+    int id ()
+    {
+#ifdef NEIGH_DEBUG
+      if(_elInfo->boundary[_neigh] == NULL)
+      {
+        std::cerr << "No Boundary, fella! \n";
+        abort();
+      }
+#endif
+      return _elInfo->boundary[_neigh]->bound;
+    }
+
+    //! return true if geometry of ghost cells was filled
+    bool hasGeometry () { return _geom.builtGeom(_elInfo,0,0,0); }
+
+    //! return geometry of the ghost cell
+    UGGridElement<dim,dimworld> geometry ()
+    {
+      return _geom;
+    }
+
+  private:
+
+    int _neigh;
+
+    // UGGrid<dim,dimworld> & _grid;
+    UGGridElement<dim,dimworld> _geom;
+
+  };
+
+}  // namespace Dune
+
+#endif