bencher.hh

// bencher.hh: this file is part of the Vaucanson project.
//
// Vaucanson, a generic library for finite state machines.
// Copyright (C) 2007 The Vaucanson Group.
//
// 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 any later version.
//
// This library 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.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//

#ifndef BENCHER_HH
# define BENCHER_HH

// STL
# include <vector>
# include <iostream>

// CBS
# include <cbs/bench/timer.hh>

// Vaucanson
# ifdef VAUCANSON
#  define NAMESPACE_VCSN_BEGIN namespace vcsn {
#  define NAMESPACE_VCSN_END   } // namespace vcsn
#  include <vaucanson/misc/contract.hh>
# else
#  define NAMESPACE_VCSN_BEGIN
#  define NAMESPACE_VCSN_END
#  include <cassert>
#  define precondition(C) assert(C)
# endif

NAMESPACE_VCSN_BEGIN

namespace misc
{
  class Bencher
  {
  public:
    void push (const timer::Timer& t);

    std::ostream& print (std::ostream& o) const;

    void plot (std::ostream& o) const;

    timer::Timer sum() const;

    timer::Timer mean() const;

    timer::Timer min() const;

    timer::Timer max() const;

  private:
    timer::Timer prepare (timer::Timer t) const;

    std::vector<timer::Timer> timers_;
  };


  std::ostream& operator<< (std::ostream& o, const Bencher& t);
}

NAMESPACE_VCSN_END

# if !defined VCSN_USE_INTERFACE_ONLY || defined VCSN_USE_LIB
#  include <vaucanson/misc/bencher.hxx>
#  if VAUCANSON
#   include <vaucanson/misc/bencher.cc>
#  endif
# endif // VCSN_USE_INTERFACE_ONLY

#endif // !BENCHER_HH

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