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75 lines
3.3 KiB
C++
75 lines
3.3 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2017 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#ifndef __OPENSPACE_MODULE_GLOBEBROWSING___CONCURRENT_JOB_MANAGER___H__
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#define __OPENSPACE_MODULE_GLOBEBROWSING___CONCURRENT_JOB_MANAGER___H__
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#include <modules/globebrowsing/other/concurrentqueue.h>
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#include <modules/globebrowsing/other/threadpool.h>
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namespace openspace {
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namespace globebrowsing {
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// Templated abstract base class representing a job to be done.
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// Client code derive from this class and implement the virtual execute() method
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template<typename P>
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struct Job {
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Job();
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virtual ~Job();
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virtual void execute() = 0;
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virtual std::shared_ptr<P> product() const = 0;
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};
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/*
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* Templated Concurrent Job Manager
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* This class is used execute specific jobs on one (1) parallell thread
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*/
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template<typename P>
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class ConcurrentJobManager {
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public:
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ConcurrentJobManager(std::shared_ptr<ThreadPool> pool);
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void enqueueJob(std::shared_ptr<Job<P>> job);
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void clearEnqueuedJobs();
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std::shared_ptr<Job<P>> popFinishedJob();
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size_t numFinishedJobs() const;
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void reset();
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private:
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ConcurrentQueue<std::shared_ptr<Job<P>>> _finishedJobs;
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std::shared_ptr<ThreadPool> threadPool;
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};
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} // namespace globebrowsing
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} // namespace openspace
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#include "concurrentjobmanager.inl"
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#endif // __OPENSPACE_MODULE_GLOBEBROWSING___CONCURRENT_JOB_MANAGER___H__
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