WorkScheduler.h

// Copyright 2024, UChicago Argonne, LLC
// All Rights Reserved
// Software Name: NEML2 -- the New Engineering material Model Library, version 2
// By: Argonne National Laboratory
// OPEN SOURCE LICENSE (MIT)
//
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// of this software and associated documentation files (the "Software"), to deal
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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#pragma once
 
#include <mutex>
#include <condition_variable>
 
#include "neml2/base/NEML2Object.h"
#include "neml2/misc/types.h"
 
namespace neml2
{
class WorkScheduler : public NEML2Object
{
public:
  static OptionSet expected_options();

  WorkScheduler(const OptionSet & options);

  void schedule_work(Device &, std::size_t &);

  void dispatched_work(Device, std::size_t);

  void completed_work(Device, std::size_t);

  void wait_for_completion();

  virtual std::vector<Device> devices() const { return std::vector<Device>(); }
 
protected:
  virtual bool schedule_work_impl(Device &, std::size_t &) const = 0;

  virtual void dispatched_work_impl(Device, std::size_t) = 0;

  virtual void completed_work_impl(Device, std::size_t) = 0;

  virtual bool all_work_completed() const = 0;

  std::condition_variable _condition;
 
private:
  std::mutex _mutex;
};
class WorkScheduler : public NEML2Object {…};
} // namespace neml2