scope.h

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//
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// Copyright (C) 2020 - 2021 by the ryujin authors
//
 
#pragma once
 
#include <deal.II/base/timer.h>
 
#include <map>
#include <string>
 
namespace ryujin
{
  class Scope
  {
  public:
    Scope(std::map<std::string, dealii::Timer> &computing_timer,
          const std::string &section)
        : computing_timer_(computing_timer)
        , section_(section)
    {
      computing_timer_[section_].start();
#ifdef DEBUG_OUTPUT
      std::cout << "{scoped timer} \"" << section_ << "\" started" << std::endl;
#endif
    }
 
    ~Scope()
    {
#ifdef DEBUG_OUTPUT
      std::cout << "{scoped timer} \"" << section_ << "\" stopped" << std::endl;
#endif
      computing_timer_[section_].stop();
    }
 
  private:
    std::map<std::string, dealii::Timer> &computing_timer_;
    const std::string section_;
  };
} // namespace ryujin