SDL  2.0
SDL_windowsjoystick_c.h
Go to the documentation of this file.
1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2018 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 #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 
30 typedef struct JoyStick_DeviceData
31 {
33  char *joystickname;
37  BYTE SubType;
40  WCHAR hidPath[MAX_PATH];
43 
44 extern JoyStick_DeviceData *SYS_Joystick; /* array to hold joystick ID values */
45 
46 typedef enum Type
47 {
51 } Type;
52 
53 typedef struct input_t
54 {
55  /* DirectInput offset for this input type: */
56  DWORD ofs;
57 
58  /* Button, axis or hat: */
60 
61  /* SDL input offset: */
63 } input_t;
64 
65 /* The private structure used to keep track of a joystick */
66 struct joystick_hwdata
67 {
69  SDL_bool removed;
71 
72 #if SDL_JOYSTICK_DINPUT
73  LPDIRECTINPUTDEVICE8 InputDevice;
74  DIDEVCAPS Capabilities;
75  SDL_bool buffered;
76  input_t Inputs[MAX_INPUTS];
77  int NumInputs;
78  int NumSliders;
79 #endif
80 
81  SDL_bool bXInputDevice; /* SDL_TRUE if this device supports using the xinput API rather than DirectInput */
82  SDL_bool bXInputHaptic; /* Supports force feedback via XInput. */
83  Uint8 userid; /* XInput userid index for this joystick */
85 };
86 
87 #if SDL_JOYSTICK_DINPUT
88 extern const DIDATAFORMAT SDL_c_dfDIJoystick2;
89 #endif
90 
92 
93 /* vi: set ts=4 sw=4 expandtab: */
JoyStick_DeviceData * SYS_Joystick
struct JoyStick_DeviceData * pNext
void SDL_SYS_AddJoystickDevice(JoyStick_DeviceData *device)
static SDL_AudioDeviceID device
Definition: loopwave.c:37
Sint32 SDL_JoystickID
Definition: SDL_joystick.h:81
uint8_t Uint8
Definition: SDL_stdinc.h:157
SDL_bool
Definition: SDL_stdinc.h:139
DIDEVICEINSTANCE dxdevice
#define MAX_INPUTS