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comparison src/joystick/darwin/SDL_sysjoystick.c @ 2632:9e7f58b1b255 gsoc2008_force_feedback

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Exposed the darwin joystick hardware data to the haptic subsystem.
author Edgar Simo <bobbens@gmail.com>
date Wed, 06 Aug 2008 11:08:29 +0000
parents dbc6d1893869
children 2f826c229d77
comparison
equal deleted inserted replaced
2631:a0845d7f4398 2632:9e7f58b1b255
49 #include <Carbon/Carbon.h> /* for NewPtrClear, DisposePtr */ 49 #include <Carbon/Carbon.h> /* for NewPtrClear, DisposePtr */
50 50
51 #include "SDL_joystick.h" 51 #include "SDL_joystick.h"
52 #include "../SDL_sysjoystick.h" 52 #include "../SDL_sysjoystick.h"
53 #include "../SDL_joystick_c.h" 53 #include "../SDL_joystick_c.h"
54 54 #include "SDL_sysjoystick_c.h"
55 struct recElement
56 {
57 IOHIDElementCookie cookie; /* unique value which identifies element, will NOT change */
58 long min; /* reported min value possible */
59 long max; /* reported max value possible */
60 #if 0
61 /* TODO: maybe should handle the following stuff somehow? */
62
63 long scaledMin; /* reported scaled min value possible */
64 long scaledMax; /* reported scaled max value possible */
65 long size; /* size in bits of data return from element */
66 Boolean relative; /* are reports relative to last report (deltas) */
67 Boolean wrapping; /* does element wrap around (one value higher than max is min) */
68 Boolean nonLinear; /* are the values reported non-linear relative to element movement */
69 Boolean preferredState; /* does element have a preferred state (such as a button) */
70 Boolean nullState; /* does element have null state */
71 #endif /* 0 */
72
73 /* runtime variables used for auto-calibration */
74 long minReport; /* min returned value */
75 long maxReport; /* max returned value */
76
77 struct recElement *pNext; /* next element in list */
78 };
79 typedef struct recElement recElement;
80
81 struct joystick_hwdata
82 {
83 IOHIDDeviceInterface **interface; /* interface to device, NULL = no interface */
84
85 char product[256]; /* name of product */
86 long usage; /* usage page from IOUSBHID Parser.h which defines general usage */
87 long usagePage; /* usage within above page from IOUSBHID Parser.h which defines specific usage */
88
89 long axes; /* number of axis (calculated, not reported by device) */
90 long buttons; /* number of buttons (calculated, not reported by device) */
91 long hats; /* number of hat switches (calculated, not reported by device) */
92 long elements; /* number of total elements (shouldbe total of above) (calculated, not reported by device) */
93
94 recElement *firstAxis;
95 recElement *firstButton;
96 recElement *firstHat;
97
98 int removed;
99 int uncentered;
100
101 struct joystick_hwdata *pNext; /* next device */
102 };
103 typedef struct joystick_hwdata recDevice;
104 55
105 56
106 /* Linked list of all available devices */ 57 /* Linked list of all available devices */
107 static recDevice *gpDeviceList = NULL; 58 static recDevice *gpDeviceList = NULL;
108 59