Atlas - SDL_windowsjoystick_c.h
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[FILE BEGIN]
1/*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2018 Sam Lantinga <[email protected]>
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#include "../../SDL_internal.h"
22
23#include "SDL_events.h"
24#include "../SDL_sysjoystick.h"
25#include "../../core/windows/SDL_windows.h"
26#include "../../core/windows/SDL_directx.h"
27
28#define MAX_INPUTS  256     /* each joystick can have up to 256 inputs */
29
30typedef struct JoyStick_DeviceData
31{
32    SDL_JoystickGUID guid;
33    char *joystickname;
34    Uint8 send_add_event;
35    SDL_JoystickID nInstanceID;
36    SDL_bool bXInputDevice;
37    BYTE SubType;
38    Uint8 XInputUserId;
39    DIDEVICEINSTANCE dxdevice;
40    WCHAR hidPath[MAX_PATH];
41    struct JoyStick_DeviceData *pNext;
42} JoyStick_DeviceData;
43
44extern JoyStick_DeviceData *SYS_Joystick;    /* array to hold joystick ID values */
45
46typedef enum Type
47{
48    BUTTON,
49    AXIS,
50    HAT
51} Type;
52
53typedef struct input_t
54{
55    /* DirectInput offset for this input type: */
56    DWORD ofs;
57
58    /* Button, axis or hat: */
59    Type type;
60
61    /* SDL input offset: */
62    Uint8 num;
63} input_t;
64
65/* The private structure used to keep track of a joystick */
66struct joystick_hwdata
67{
68    SDL_JoystickGUID guid;
69    Uint32 rumble_expiration;
70
71#if SDL_JOYSTICK_DINPUT
72    LPDIRECTINPUTDEVICE8 InputDevice;
73    DIDEVCAPS Capabilities;
74    SDL_bool buffered;
75    input_t Inputs[MAX_INPUTS];
76    int NumInputs;
77    int NumSliders;
78    SDL_bool ff_initialized;
79    DIEFFECT *ffeffect;
80    LPDIRECTINPUTEFFECT ffeffect_ref;
81#endif
82
83    SDL_bool bXInputDevice; /* SDL_TRUE if this device supports using the xinput API rather than DirectInput */
84    SDL_bool bXInputHaptic; /* Supports force feedback via XInput. */
85    Uint8 userid; /* XInput userid index for this joystick */
86    DWORD dwPacketNumber;
87};
88
89#if SDL_JOYSTICK_DINPUT
90extern const DIDATAFORMAT SDL_c_dfDIJoystick2;
91#endif
92
93extern void WINDOWS_AddJoystickDevice(JoyStick_DeviceData *device);
94
95/* vi: set ts=4 sw=4 expandtab: */
96
[FILE END]
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