src/joystick/SDL_joystick_c.h
author Sam Lantinga <slouken@libsdl.org>
Tue, 10 Oct 2017 11:10:15 -0700
changeset 11581 49393a9dffe4
parent 11201 813a8510bd0c
child 11811 5d94cb6b24d3
permissions -rw-r--r--
Exposed the joystick locking functions for multi-threaded access to the joystick API
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2017 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../SDL_internal.h"
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/* Useful functions and variables from SDL_joystick.c */
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#include "SDL_joystick.h"
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/* Initialization and shutdown functions */
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extern int SDL_JoystickInit(void);
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extern void SDL_JoystickQuit(void);
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/* Initialization and shutdown functions */
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extern int SDL_GameControllerInitMappings(void);
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extern void SDL_GameControllerQuitMappings(void);
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extern int SDL_GameControllerInit(void);
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extern void SDL_GameControllerQuit(void);
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/* Function to extract information from an SDL joystick GUID */
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extern void SDL_GetJoystickGUIDInfo(SDL_JoystickGUID guid, Uint16 *vendor, Uint16 *product, Uint16 *version);
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/* Function to return whether a joystick name and GUID is a game controller  */
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extern SDL_bool SDL_IsGameControllerNameAndGUID(const char *name, SDL_JoystickGUID guid);
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/* Function to return whether a game controller should be ignored */
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extern SDL_bool SDL_ShouldIgnoreGameController(const char *name, SDL_JoystickGUID guid);
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/* Internal event queueing functions */
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extern void SDL_PrivateJoystickAdded(int device_index);
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extern void SDL_PrivateJoystickRemoved(SDL_JoystickID device_instance);
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extern int SDL_PrivateJoystickAxis(SDL_Joystick * joystick,
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                                   Uint8 axis, Sint16 value);
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extern int SDL_PrivateJoystickBall(SDL_Joystick * joystick,
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                                   Uint8 ball, Sint16 xrel, Sint16 yrel);
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extern int SDL_PrivateJoystickHat(SDL_Joystick * joystick,
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                                  Uint8 hat, Uint8 value);
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extern int SDL_PrivateJoystickButton(SDL_Joystick * joystick,
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                                     Uint8 button, Uint8 state);
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extern void SDL_PrivateJoystickBatteryLevel(SDL_Joystick * joystick,
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                                            SDL_JoystickPowerLevel ePowerLevel);
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/* Internal sanity checking functions */
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extern int SDL_PrivateJoystickValid(SDL_Joystick * joystick);
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/* vi: set ts=4 sw=4 expandtab: */