Equalizer  1.4.1
co/commandQueue.h
00001 
00002 /* Copyright (c) 2005-2012, Stefan Eilemann <eile@equalizergraphics.com> 
00003  *
00004  * This library is free software; you can redistribute it and/or modify it under
00005  * the terms of the GNU Lesser General Public License version 2.1 as published
00006  * by the Free Software Foundation.
00007  *  
00008  * This library is distributed in the hope that it will be useful, but WITHOUT
00009  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00010  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
00011  * details.
00012  * 
00013  * You should have received a copy of the GNU Lesser General Public License
00014  * along with this library; if not, write to the Free Software Foundation, Inc.,
00015  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
00016  */
00017 
00018 #ifndef CO_COMMANDQUEUE_H
00019 #define CO_COMMANDQUEUE_H
00020 
00021 #include <co/api.h>
00022 #include <co/types.h>
00023 #include <lunchbox/thread.h>
00024 
00025 namespace co
00026 {
00027 namespace detail { class CommandQueue; }
00028 
00030     class CommandQueue : public lunchbox::NonCopyable
00031     {
00032     public:
00033         CO_API CommandQueue();
00034         CO_API virtual ~CommandQueue();
00035 
00041         CO_API virtual void push( Command& packet );
00042 
00044         CO_API virtual void pushFront( Command& packet );
00045 
00047         CO_API virtual void wakeup();
00048 
00058         CO_API virtual Command* pop( const uint32_t timeout =
00059                                      LB_TIMEOUT_INDEFINITE );
00060 
00068         CO_API virtual Command* tryPop();
00069 
00074         CO_API bool isEmpty() const;
00075 
00077         CO_API void flush();
00078 
00080         CO_API size_t getSize() const;
00081 
00082         LB_TS_VAR( _thread );
00083 
00084     private:
00085         detail::CommandQueue* const _impl;
00086     };
00087 }
00088 
00089 #endif //CO_COMMANDQUEUE_H
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