SDL 2.0
SDL_sysjoystick_c.h
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1/*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20*/
21
22#ifndef SDL_sysjoystick_c_h_
23#define SDL_sysjoystick_c_h_
24
25#include <linux/input.h>
26
27struct SDL_joylist_item;
28
29/* The private structure used to keep track of a joystick */
30struct joystick_hwdata
31{
32 int fd;
33 struct SDL_joylist_item *item;
35 char *fname; /* Used in haptic subsystem */
36
39 struct ff_effect effect;
40
41 /* The current Linux joystick driver maps hats to two axes */
43 {
44 int axis[2];
45 } *hats;
46 /* The current Linux joystick driver maps balls to two axes */
48 {
49 int axis[2];
51
52 /* Support for the Linux 2.4 unified input interface */
53 Uint8 key_map[KEY_MAX];
54 Uint8 abs_map[ABS_MAX];
56 {
57 int used;
58 int coef[3];
59 } abs_correct[ABS_MAX];
60
61 int fresh;
62
63 /* Steam Controller support */
65 /* 4 = (ABS_HAT3X-ABS_HAT0X)/2 (see input-event-codes.h in kernel) */
67
68 /* Set when gamepad is pending removal due to ENODEV read error */
70};
71
72#endif /* SDL_sysjoystick_c_h_ */
73
74/* vi: set ts=4 sw=4 expandtab: */
SDL_bool
Definition: SDL_stdinc.h:162
uint8_t Uint8
Definition: SDL_stdinc.h:179
struct joystick_hwdata::hwdata_ball * balls
SDL_bool m_bSteamController
Uint8 abs_map[ABS_MAX]
Uint8 key_map[KEY_MAX]
struct joystick_hwdata::axis_correct abs_correct[ABS_MAX]
SDL_JoystickGUID guid
struct ff_effect effect
struct SDL_joylist_item * item