92 lines
2.1 KiB
C++
92 lines
2.1 KiB
C++
/*
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Copyright (c) 2013 yvt
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This file is part of OpenSpades.
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OpenSpades is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenSpades is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OpenSpades. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <exception>
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#include <string>
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#include "IRunnable.h"
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namespace spades {
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struct SyncQueueEntry;
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class DispatchThread;
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class SynchronizedQueue;
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class ConcurrentDispatch;
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class DispatchQueue {
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friend class ConcurrentDispatch;
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SynchronizedQueue *internal;
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DispatchQueue();
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public:
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~DispatchQueue();
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static DispatchQueue *GetThreadQueue();
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void ProcessQueue();
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void EnterEventLoop() noexcept;
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void MarkSDLVideoThread();
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};
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class ConcurrentDispatch : public IRunnable {
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friend class DispatchThread;
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friend class DispatchQueue;
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friend struct SyncQueueEntry;
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std::string name;
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SyncQueueEntry *volatile entry;
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IRunnable *runnable;
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void Execute();
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void ExecuteProtected() noexcept;
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// disable
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ConcurrentDispatch(const ConcurrentDispatch &) {}
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void operator=(const ConcurrentDispatch &disp) {}
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public:
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ConcurrentDispatch();
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ConcurrentDispatch(std::string name);
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~ConcurrentDispatch();
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void Start();
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void StartOn(DispatchQueue *);
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void Join();
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/** abandons the ownership of this dispatch instance, and
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* when the dispatch completes, this instance will be deleted. */
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void Release();
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void Run() override;
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void SetRunnable(IRunnable *r) { runnable = r; }
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IRunnable *GetRunnable() const { return runnable; }
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};
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template <class F> class FunctionDispatch : public ConcurrentDispatch {
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F f;
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public:
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FunctionDispatch(F f) : f(f) {}
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void Run() override { f(); }
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};
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}
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