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88 lines
3.1 KiB
C++
88 lines
3.1 KiB
C++
/*
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===========================================================================
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Doom 3 GPL Source Code
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Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 GPL Source Code ("Doom 3 Source Code").
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Doom 3 Source Code 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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Doom 3 Source Code 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 Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
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If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
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===========================================================================
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*/
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#ifndef __EVENTLOOP_H__
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#define __EVENTLOOP_H__
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/*
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===============================================================================
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The event loop receives events from the system and dispatches them to
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the various parts of the engine. The event loop also handles journaling.
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The file system copies .cfg files to the journaled file.
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===============================================================================
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*/
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const int MAX_PUSHED_EVENTS = 64;
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class idEventLoop {
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public:
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idEventLoop( void );
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~idEventLoop( void );
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void Init( void );
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// Closes the journal file if needed.
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void Shutdown( void );
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// It is possible to get an event at the beginning of a frame that
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// has a time stamp lower than the last event from the previous frame.
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sysEvent_t GetEvent( void );
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// Dispatches all pending events and returns the current time.
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int RunEventLoop( bool commandExecution = true );
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// Gets the current time in a way that will be journaled properly,
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// as opposed to Sys_Milliseconds(), which always reads a real timer.
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int Milliseconds( void );
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// Returns the journal level, 1 = record, 2 = play back.
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int JournalLevel( void ) const;
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// Journal file.
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idFile * com_journalFile;
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idFile * com_journalDataFile;
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private:
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// all events will have this subtracted from their time
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int initialTimeOffset;
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int com_pushedEventsHead, com_pushedEventsTail;
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sysEvent_t com_pushedEvents[MAX_PUSHED_EVENTS];
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static idCVar com_journal;
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sysEvent_t GetRealEvent( void );
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void ProcessEvent( sysEvent_t ev );
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void PushEvent( sysEvent_t *event );
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};
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extern idEventLoop *eventLoop;
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#endif /* !__EVENTLOOP_H__ */
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