mirror of https://github.com/PCSX2/pcsx2.git
100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2011 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Sam Lantinga
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slouken@libsdl.org
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*/
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#ifndef _SDL_timer_h
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#define _SDL_timer_h
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/**
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* \file SDL_timer.h
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*
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* Header for the SDL time management routines.
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*/
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#include "SDL_stdinc.h"
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#include "SDL_error.h"
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#include "begin_code.h"
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/* Set up for C function definitions, even when using C++ */
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#ifdef __cplusplus
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/* *INDENT-OFF* */
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extern "C" {
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/* *INDENT-ON* */
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#endif
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/**
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* \brief Get the number of milliseconds since the SDL library initialization.
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*
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* \note This value wraps if the program runs for more than ~49 days.
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*/
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extern DECLSPEC Uint32 SDLCALL SDL_GetTicks(void);
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/**
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* \brief Wait a specified number of milliseconds before returning.
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*/
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extern DECLSPEC void SDLCALL SDL_Delay(Uint32 ms);
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/**
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* Function prototype for the timer callback function.
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*
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* The callback function is passed the current timer interval and returns
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* the next timer interval. If the returned value is the same as the one
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* passed in, the periodic alarm continues, otherwise a new alarm is
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* scheduled. If the callback returns 0, the periodic alarm is cancelled.
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*/
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typedef Uint32 (SDLCALL * SDL_TimerCallback) (Uint32 interval, void *param);
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/**
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* Definition of the timer ID type.
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*/
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typedef int SDL_TimerID;
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/**
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* \brief Add a new timer to the pool of timers already running.
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*
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* \return A timer ID, or NULL when an error occurs.
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*/
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extern DECLSPEC SDL_TimerID SDLCALL SDL_AddTimer(Uint32 interval,
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SDL_TimerCallback callback,
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void *param);
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/**
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* \brief Remove a timer knowing its ID.
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*
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* \return A boolean value indicating success or failure.
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*
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* \warning It is not safe to remove a timer multiple times.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_RemoveTimer(SDL_TimerID t);
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/* Ends C function definitions when using C++ */
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#ifdef __cplusplus
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/* *INDENT-OFF* */
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}
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/* *INDENT-ON* */
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#endif
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#include "close_code.h"
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#endif /* _SDL_timer_h */
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/* vi: set ts=4 sw=4 expandtab: */
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