SDL  2.0
SDL_windowshaptic_c.h
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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 #ifndef SDL_windowshaptic_c_h_
24 #define SDL_windowshaptic_c_h_
25 
26 #include "SDL_thread.h"
27 #include "../SDL_syshaptic.h"
28 #include "../../core/windows/SDL_directx.h"
29 #include "../../core/windows/SDL_xinput.h"
30 
31 /*
32  * Haptic system hardware data.
33  */
34 struct haptic_hwdata
35 {
36 #if SDL_HAPTIC_DINPUT
37  LPDIRECTINPUTDEVICE8 device;
38 #endif
39  DWORD axes[3]; /* Axes to use. */
40  SDL_bool is_joystick; /* Device is loaded as joystick. */
41  Uint8 bXInputHaptic; /* Supports force feedback via XInput. */
42  Uint8 userid; /* XInput userid index for this joystick */
43  SDL_Thread *thread;
44  SDL_mutex *mutex;
45  Uint32 stopTicks;
46  SDL_atomic_t stopThread;
47 };
48 
49 
50 /*
51  * Haptic system effect data.
52  */
53 struct haptic_hweffect
54 {
55 #if SDL_HAPTIC_DINPUT
56  DIEFFECT effect;
57  LPDIRECTINPUTEFFECT ref;
58 #endif
59 #if SDL_HAPTIC_XINPUT
60  XINPUT_VIBRATION vibration;
61 #endif
62 };
63 
64 /*
65 * List of available haptic devices.
66 */
67 typedef struct SDL_hapticlist_item
68 {
69  char *name;
70  SDL_Haptic *haptic;
71 #if SDL_HAPTIC_DINPUT
72  DIDEVICEINSTANCE instance;
73  DIDEVCAPS capabilities;
74 #endif
75  SDL_bool bXInputHaptic; /* Supports force feedback via XInput. */
76  Uint8 userid; /* XInput userid index for this joystick */
77  struct SDL_hapticlist_item *next;
78 } SDL_hapticlist_item;
79 
80 extern SDL_hapticlist_item *SDL_hapticlist;
81 
82 extern int SDL_SYS_AddHapticDevice(SDL_hapticlist_item *item);
83 extern int SDL_SYS_RemoveHapticDevice(SDL_hapticlist_item *prev, SDL_hapticlist_item *item);
84 
85 #endif /* SDL_windowshaptic_c_h_ */
86 
87 /* vi: set ts=4 sw=4 expandtab: */
88