EdgeSizeEvaluator.hpp

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/*
 * MOAB, a Mesh-Oriented datABase, is a software component for creating,
 * storing and accessing finite element mesh data.
 *
 * Copyright 2004 Sandia Corporation.  Under the terms of Contract
 * DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government
 * retains certain rights in this software.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 */

/**\class moab::EdgeSizeEvaluator
 *
 * This is an abstract class that embodies the rule used during edge-based mesh
 * refinement to decide whether an edge should be subdivided or not.
 * Subclasses must implement the pure virtual evaluate_edge() function.
 *
 * \author David Thompson
 *
 * \date 19 November 2007
 */
#ifndef MOAB_EDGE_SIZE_EVALUATOR_HPP
#define MOAB_EDGE_SIZE_EVALUATOR_HPP

#include "RefinerTagManager.hpp"

namespace moab
{

class EdgeSizeEvaluator
{
  public:
    EdgeSizeEvaluator();
    virtual ~EdgeSizeEvaluator();

    virtual bool evaluate_edge( const double* p0,
                                const void* t0,
                                double* p1,
                                void* t1,
                                const double* p2,
                                const void* t2 ) = 0;

    void set_tag_manager( RefinerTagManager* tmgr )
    {
        this->tag_manager = tmgr;
    }
    RefinerTagManager* get_tag_manager()
    {
        return this->tag_manager;
    }

  protected:
    RefinerTagManager* tag_manager;
};

}  // namespace moab

#endif  // MOAB_EDGE_SIZE_EVALUATOR_HPP