global_subdivision_multi_grid_refiner.h

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/*
 * Copyright (c) 2014-2019:  G-CSC, Goethe University Frankfurt
 * Author: Martin Stepniewski
 * 
 * This file is part of UG4.
 * 
 * UG4 is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 3 (as published by the
 * Free Software Foundation) with the following additional attribution
 * requirements (according to LGPL/GPL v3 §7):
 * 
 * (1) The following notice must be displayed in the Appropriate Legal Notices
 * of covered and combined works: "Based on UG4 (www.ug4.org/license)".
 * 
 * (2) The following notice must be displayed at a prominent place in the
 * terminal output of covered works: "Based on UG4 (www.ug4.org/license)".
 * 
 * (3) The following bibliography is recommended for citation and must be
 * preserved in all covered files:
 * "Reiter, S., Vogel, A., Heppner, I., Rupp, M., and Wittum, G. A massively
 *   parallel geometric multigrid solver on hierarchically distributed grids.
 *   Computing and visualization in science 16, 4 (2013), 151-164"
 * "Vogel, A., Reiter, S., Rupp, M., Nägel, A., and Wittum, G. UG4 -- a novel
 *   flexible software system for simulating pde based models on high performance
 *   computers. Computing and visualization in science 16, 4 (2013), 165-179"
 * 
 * This program 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 Lesser General Public License for more details.
 */
 
#ifndef __H__LIB_GRID__GLOBAL_SUBDIVISION_MULTI_GRID_REFINER__
#define __H__LIB_GRID__GLOBAL_SUBDIVISION_MULTI_GRID_REFINER__
 
#include "lib_grid/lg_base.h"
#include "lib_grid/multi_grid.h"
#include "global_multi_grid_refiner.h"
#include "lib_grid/algorithms/subdivision/subdivision_volumes.h"
 
namespace ug
{
 
 
 
template <class TAPosition>
class GlobalSubdivisionMultiGridRefiner : public GlobalMultiGridRefiner
{
  public:
    GlobalSubdivisionMultiGridRefiner(SPRefinementProjector projector = SPNULL);
 
    GlobalSubdivisionMultiGridRefiner(MultiGrid& mg, SPRefinementProjector projector = SPNULL);
 
    GlobalSubdivisionMultiGridRefiner(MultiGrid& mg, TAPosition& aPos, MGSubsetHandler& sh,
                MGSubsetHandler& markSH, SPRefinementProjector projector = SPNULL);
                 
    virtual ~GlobalSubdivisionMultiGridRefiner();
 
    void set_linear_manifold_subsets(MGSubsetHandler& linearManifoldSH, const char* linearManifoldSubsets);
 
    void assign_subset_handler(MGSubsetHandler* sh) {m_pSH = sh;}
    void assign_subset_handler(MGSubsetHandler& sh) {m_pSH = &sh;}
 
    void assign_mark_subset_handler(MGSubsetHandler* markSH) {m_pMarkSH = markSH;}
    void assign_mark_subset_handler(MGSubsetHandler& markSH) {m_pMarkSH = &markSH;}
 
    void assign_position_attachment(TAPosition* aPos);
    void assign_position_attachment(TAPosition& aPos);
 
    void set_constrained_subdivision(bool constrained) {m_bConstrained = constrained;}
 
    void nest_hierarchy();
 
  protected:
    void smooth();
 
    virtual void refinement_step_ends();
 
  protected:
    MGSubsetHandler* m_pSH;
    MGSubsetHandler* m_pMarkSH;
    MGSubsetHandler* m_spLinearManifoldSH;
//    SmartPtr<MGSubsetHandler> m_spLinearManifoldSH;
    TAPosition* m_pAPos;
    bool m_bConstrained;
};
 
}// end of namespace
 
#endif