Widening_Function_defs.hh

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/* Widening_Function class declaration.
   Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
   Copyright (C) 2010-2016 BUGSENG srl (http://bugseng.com)

This file is part of the Parma Polyhedra Library (PPL).

The PPL 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.

The PPL 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 this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.

For the most up-to-date information see the Parma Polyhedra Library
site: http://bugseng.com/products/ppl/ . */

#ifndef PPL_Widening_Function_defs_hh
#define PPL_Widening_Function_defs_hh 1

#include "Widening_Function_types.hh"
#include "Constraint_System_types.hh"

#ifdef PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS

#endif // defined(PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS)
template <typename PSET>
class Parma_Polyhedra_Library::Widening_Function {
public:
  typedef void (PSET::* Widening_Method)(const PSET&, unsigned*);

  explicit
  Widening_Function(Widening_Method wm);


  void operator()(PSET& x, const PSET& y, unsigned* tp = 0) const;

private:
  Widening_Method w_method;
};


#ifdef PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS

#endif // defined(PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS)
template <typename PSET, typename CSYS>
class Parma_Polyhedra_Library::Limited_Widening_Function {
public:
  typedef void (PSET::* Limited_Widening_Method)(const PSET&,
                                                 const CSYS&,
                                                 unsigned*);


  Limited_Widening_Function(Limited_Widening_Method lwm,
                            const CSYS& cs);


  void operator()(PSET& x, const PSET& y, unsigned* tp = 0) const;

private:
  Limited_Widening_Method lw_method;
  const CSYS& limiting_cs;
};

namespace Parma_Polyhedra_Library {


template <typename PSET>
Widening_Function<PSET>
widen_fun_ref(void (PSET::* wm)(const PSET&, unsigned*));


template <typename PSET, typename CSYS>
Limited_Widening_Function<PSET, CSYS>
widen_fun_ref(void (PSET::* lwm)(const PSET&, const CSYS&, unsigned*),
              const CSYS& cs);

} // namespace Parma_Polyhedra_Library

#include "Widening_Function_inlines.hh"

#endif // !defined(PPL_Widening_Function_defs_hh)