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author3gg <3gg@shellblade.net>2025-12-27 12:03:39 -0800
committer3gg <3gg@shellblade.net>2025-12-27 12:03:39 -0800
commit5a079a2d114f96d4847d1ee305d5b7c16eeec50e (patch)
tree8926ab44f168acf787d8e19608857b3af0f82758 /contrib/SDL-3.2.8/src/joystick/darwin/SDL_iokitjoystick_c.h
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diff --git a/contrib/SDL-3.2.8/src/joystick/darwin/SDL_iokitjoystick_c.h b/contrib/SDL-3.2.8/src/joystick/darwin/SDL_iokitjoystick_c.h
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1/*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2025 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_JOYSTICK_IOKIT_H
24#define SDL_JOYSTICK_IOKIT_H
25
26#include <IOKit/hid/IOHIDLib.h>
27#include <ForceFeedback/ForceFeedback.h>
28#include <ForceFeedback/ForceFeedbackConstants.h>
29
30struct recElement
31{
32 IOHIDElementRef elementRef;
33 IOHIDElementCookie cookie;
34 uint32_t usagePage, usage; // HID usage
35 SInt32 min; // reported min value possible
36 SInt32 max; // reported max value possible
37
38 // runtime variables used for auto-calibration
39 SInt32 minReport; // min returned value
40 SInt32 maxReport; // max returned value
41
42 struct recElement *pNext; // next element in list
43};
44typedef struct recElement recElement;
45
46struct joystick_hwdata
47{
48 IOHIDDeviceRef deviceRef; // HIDManager device handle
49 io_service_t ffservice; // Interface for force feedback, 0 = no ff
50 FFDeviceObjectReference ffdevice;
51 FFEFFECT *ffeffect;
52 FFEffectObjectReference ffeffect_ref;
53 bool ff_initialized;
54
55 char product[256]; // name of product
56 uint32_t usage; // usage page from IOUSBHID Parser.h which defines general usage
57 uint32_t usagePage; // usage within above page from IOUSBHID Parser.h which defines specific usage
58
59 int axes; // number of axis (calculated, not reported by device)
60 int buttons; // number of buttons (calculated, not reported by device)
61 int hats; // number of hat switches (calculated, not reported by device)
62 int elements; // number of total elements (should be total of above) (calculated, not reported by device)
63
64 recElement *firstAxis;
65 recElement *firstButton;
66 recElement *firstHat;
67
68 bool removed;
69 SDL_Joystick *joystick;
70 bool runLoopAttached; // is 'deviceRef' attached to a CFRunLoop?
71
72 int instance_id;
73 SDL_GUID guid;
74 int steam_virtual_gamepad_slot;
75
76 struct joystick_hwdata *pNext; // next device
77};
78typedef struct joystick_hwdata recDevice;
79
80#endif // SDL_JOYSTICK_IOKIT_H