src/joystick/linux/SDL_sysjoystick_c.h
author Sam Lantinga <slouken@libsdl.org>
Wed, 03 Jan 2018 10:03:25 -0800
changeset 11811 5d94cb6b24d3
parent 11532 4af4e3986438
child 12088 399cc39583cc
permissions -rw-r--r--
Updated copyright for 2018
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2018 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 <linux/input.h>
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struct SDL_joylist_item;
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/* The private structure used to keep track of a joystick */
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struct joystick_hwdata
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{
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    int fd;
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    struct SDL_joylist_item *item;
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    SDL_JoystickGUID guid;
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    char *fname;                /* Used in haptic subsystem */
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    /* The current Linux joystick driver maps hats to two axes */
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    struct hwdata_hat
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    {
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        int axis[2];
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    } *hats;
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    /* The current Linux joystick driver maps balls to two axes */
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    struct hwdata_ball
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    {
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        int axis[2];
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    } *balls;
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    /* Support for the Linux 2.4 unified input interface */
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    Uint8 key_map[KEY_MAX];
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    Uint8 abs_map[ABS_MAX];
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    struct axis_correct
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    {
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        int used;
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        int coef[3];
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    } abs_correct[ABS_MAX];
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    int fresh;
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    /* Steam Controller support */
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    SDL_bool m_bSteamController;
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};
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