yaspgridentityseed.hh

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// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_GRID_YASPGRIDENTITYSEED_HH
#define DUNE_GRID_YASPGRIDENTITYSEED_HH
 
namespace Dune {
 
  template<int codim, class GridImp>
  class YaspEntitySeed
  {
    enum { dim=GridImp::dimension };
 
  public:
    enum { codimension = codim };
 
    YaspEntitySeed ()
      : _l(-1), _o(0)
    {
      std::fill(_c.begin(),_c.end(),0);
    }
 
    YaspEntitySeed (int level, Dune::array<int, dim> coord, int o = 0)
      : _l(level), _c(coord), _o(o)
    {}
 
    YaspEntitySeed (const YaspEntitySeed& rhs)
      : _l(rhs._l), _c(rhs._c), _o(rhs._o)
    {}
 
    bool isValid() const
    {
      return _l != -1;
    }
 
    int level () const { return _l; }
    const Dune::array<int, dim> & coord() const { return _c; }
    int offset () const { return _o; }
 
  protected:
    int _l;                  // grid level
    Dune::array<int, dim> _c; // coord in the global grid
    int _o; // the offset: which YGridComponent, does the entity belong to
  };
 
}  // namespace Dune
 
#endif   // DUNE_GRID_YASPGRIDENTITYSEED_HH