bc_mesh.hh

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/*!
 *
 * Copyright (C) 2015 Technical University of Liberec.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License version 3 as published by the
 * Free Software Foundation. (http://www.gnu.org/licenses/gpl-3.0.en.html)
 *
 * 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 General Public License for more details.
 *
 *
 * @file    bc_mesh.h
 * @brief
 */
 
#ifndef BC_MESH_H
#define BC_MESH_H
 
#define NOT_IMPLEMENTED { ASSERT_PERMANENT(false); return 0; }
 
 
#include "mesh/mesh.h"
 
class Partitioning;
class Neighbour;
 
 
/**
 * \brief Class represents boundary part of mesh.
 *
 * Holds pointer to parent Mesh and overwrites methods, that allow access to boundary
 * elements and other functionality and structures necessary to work above boundary
 * part of mesh.
 */
class BCMesh : public MeshBase {
public:
    /**
     * Constructor from parent (bulk) Mesh.
     */
    BCMesh(Mesh* parent_mesh);
 
    /// Destructor
    ~BCMesh() override;
 
    /// Overwrite Mesh::get_part()
    Partitioning *get_part() override;
 
    /// Overwrite Mesh::get_local_part()
    const LongIdx *get_local_part() override;
 
    /// Overwrite Mesh::check_compatible_mesh()
    std::shared_ptr<EquivalentMeshMap> check_compatible_mesh( Mesh & input_mesh) override;
 
    /// Implement MeshBase::bc_mesh()
    BCMesh *bc_mesh() const override {
        return nullptr;
    }
 
private:
 
    /// setup distribution of elements and related vectors
    void init_distribution();
 
    void make_neighbours_and_edges();
 
    // unused methods (should not be used)
    Boundary boundary(unsigned int) const override;
 
 
 
    /// Pointer to parent (bulk) mesh
    Mesh *parent_mesh_;
 
    /// Distribution of boundary elements to processors
    LongIdx *local_part_;
 
 
    friend class Mesh;
 
};
 
 
#endif  //BC_MESH_H
//-----------------------------------------------------------------------------
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