PartitionIteratorRule.hpp

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//===========================================================================
//
// File: PartitionIteratorRule.hpp
//
// Created: Fri Oct 31 2013
//
// Author(s): Markus Blatt <markus@dr-blatt.de>
//
// $Date$
//
// $Revision$
//
//===========================================================================
 
/*
  Copyright 2013 Dr. Blatt - HPC-Simulation & Services.
  Copyright 2013 Statoil ASA.
 
  This file is part of The Open Porous Media project  (OPM).
 
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
 
  OPM is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
*/
namespace Dune
{
namespace cpgrid
{
    template<PartitionIteratorType pitype>
    struct PartitionIteratorRule
    {
        enum {fullSet=false, emptySet=true};
 
        template<int codim>
        bool isInvalid(const Entity<codim>&)
        {
            return true;
        }
    };
 
    template<>
    struct PartitionIteratorRule<Interior_Partition>
    {
        enum {fullSet=false, emptySet=false};
        template<int codim>
        bool isInvalid(const Entity<codim>& e)
        {
            if(e.partitionType()==InteriorEntity)
                return false;
            return true;
        }
    };
 
    template<>
    struct PartitionIteratorRule<InteriorBorder_Partition>
    {
        enum {fullSet=false, emptySet=false};
        template<int codim>
        bool isInvalid(const Entity<codim>& e)
        {
            if(e.partitionType()==InteriorEntity ||
               e.partitionType()==BorderEntity)
                return false;
            return true;
        }
    };
 
    template<>
    struct PartitionIteratorRule<Overlap_Partition>
    {
        enum {fullSet=false, emptySet=false};
        template<int codim>
        bool isInvalid(const Entity<codim>& e)
        {
            // interior, border, and overlap are valid!
            if(e.partitionType()==FrontEntity)
                return true;
            return false;
        }
    };
 
    template<>
    struct PartitionIteratorRule<All_Partition>
    {
        enum {fullSet=true, emptySet=false};
        template<int codim>
        bool isInvalid(const Entity<codim>&)
        {
            return false;
        }
    };
 
    template<>
    struct PartitionIteratorRule<OverlapFront_Partition>
        : public PartitionIteratorRule<All_Partition>
    {
        // Visits everything but ghost entities.
        // As there are no ghosts in CpGrid, it visits
        // everything.
    };
 
} // end namespace cpgrid
} // end namespace Dune