annotate src/joystick/darwin/SDL_sysjoystick.c @ 196:c4c4b221a5e5

*** empty log message ***
author Sam Lantinga <slouken@libsdl.org>
date Sun, 23 Sep 2001 21:58:52 +0000
parents 37e3ca9254c7
children ab4abaf66814
rev   line source
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /*
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
6 modify it under the terms of the GNU Library General Public
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
8 version 2 of the License, or (at your option) any later version.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
13 Library General Public License for more details.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
14
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
15 You should have received a copy of the GNU Library General Public
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
16 License along with this library; if not, write to the Free
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
18
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
19 Sam Lantinga
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
20 slouken@devolution.com
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
21 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
22
196
c4c4b221a5e5 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 172
diff changeset
23 /* SDL joystick driver for Darwin / MacOS X, based on the IOKit HID API */
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
24 /* Written 2001 by Max Horn */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
25
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
26 #include <stdio.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
27 #include <stdlib.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
28 #include <unistd.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
29 #include <ctype.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
30 #include <sys/errno.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
31 #include <sysexits.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
32 #include <mach/mach.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
33 #include <mach/mach_error.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
34 #include <IOKit/IOKitLib.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
35 #include <IOKit/IOCFPlugIn.h>
196
c4c4b221a5e5 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 172
diff changeset
36 #include <IOKit/hidsystem/IOHIDUsageTables.h>
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
37 #include <IOKit/hid/IOHIDLib.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
38 #include <IOKit/hid/IOHIDKeys.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
39 #include <CoreFoundation/CoreFoundation.h>
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
40
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
41 #include "SDL_error.h"
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
42 #include "SDL_joystick.h"
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
43 #include "SDL_sysjoystick.h"
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
44 #include "SDL_joystick_c.h"
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
45
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
46 struct recElement
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
47 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
48 IOHIDElementCookie cookie; // unique value which identifies element, will NOT change
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
49 long min; // reported min value possible
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
50 long max; // reported max value possible
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
51 /*
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
52 TODO: maybe should handle the following stuff somehow?
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
53
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
54 long scaledMin; // reported scaled min value possible
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
55 long scaledMax; // reported scaled max value possible
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
56 long size; // size in bits of data return from element
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
57 Boolean relative; // are reports relative to last report (deltas)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
58 Boolean wrapping; // does element wrap around (one value higher than max is min)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
59 Boolean nonLinear; // are the values reported non-linear relative to element movement
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
60 Boolean preferredState; // does element have a preferred state (such as a button)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
61 Boolean nullState; // does element have null state
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
62 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
63
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
64 /* runtime variables used for auto-calibration */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
65 long minReport; // min returned value
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
66 long maxReport; // max returned value
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
67
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
68 struct recElement * pNext; // next element in list
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
69 };
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
70 typedef struct recElement recElement;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
71
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
72 struct joystick_hwdata
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
73 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
74 IOHIDDeviceInterface ** interface; // interface to device, NULL = no interface
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
75
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
76 char product[256]; // name of product
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
77 long usage; // usage page from IOUSBHID Parser.h which defines general usage
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
78 long usagePage; // usage within above page from IOUSBHID Parser.h which defines specific usage
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
79
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
80 long axes; // number of axis (calculated, not reported by device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
81 long buttons; // number of buttons (calculated, not reported by device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
82 long hats; // number of hat switches (calculated, not reported by device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
83 long elements; // number of total elements (shouldbe total of above) (calculated, not reported by device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
84
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
85 recElement* firstAxis;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
86 recElement* firstButton;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
87 recElement* firstHat;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
88
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
89 struct recDevice* pNext; // next device
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
90 };
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
91 typedef struct joystick_hwdata recDevice;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
92
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
93
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
94 /* Linked list of all available devices */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
95 static recDevice *gpDeviceList = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
96
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
97
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
98 void HIDReportErrorNum (char * strError, long numError)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
99 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
100 SDL_SetError(strError);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
101 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
102
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
103 static void HIDGetCollectionElements (CFMutableDictionaryRef deviceProperties, recDevice *pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
104
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
105 /* returns current value for element, polling element
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
106 * will return 0 on error conditions which should be accounted for by application
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
107 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
108
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
109 SInt32 HIDGetElementValue (recDevice *pDevice, recElement *pElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
110 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
111 IOReturn result = kIOReturnSuccess;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
112 IOHIDEventStruct hidEvent;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
113 hidEvent.value = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
114
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
115 if (NULL != pDevice && NULL != pElement && NULL != pDevice->interface)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
116 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
117 result = (*(pDevice->interface))->getElementValue(pDevice->interface, pElement->cookie, &hidEvent);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
118 if (kIOReturnSuccess == result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
119 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
120 /* record min and max for auto calibration */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
121 if (hidEvent.value < pElement->minReport)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
122 pElement->minReport = hidEvent.value;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
123 if (hidEvent.value > pElement->maxReport)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
124 pElement->maxReport = hidEvent.value;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
125 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
126 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
127
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128 // auto user scale
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 return hidEvent.value;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132 /* similiar to HIDGetElementValue, but auto-calibrates the value before returning it */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134 SInt32 HIDCalibratedValue (recDevice *pDevice, recElement *pElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 float deviceScale = pElement->max - pElement->min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 float readScale = pElement->maxReport - pElement->minReport;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 SInt32 value = HIDGetElementValue(pDevice, pElement);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 if (readScale == 0)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 return value; // no scaling at all
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 return ((value - pElement->minReport) * deviceScale / readScale) + pElement->min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 /* similiar to HIDCalibratedValue but calibrates to an arbitrary scale instead of the elements default scale */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 SInt32 HIDScaledCalibratedValue (recDevice *pDevice, recElement *pElement, long min, long max)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149 float deviceScale = max - min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 float readScale = pElement->maxReport - pElement->minReport;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 SInt32 value = HIDGetElementValue(pDevice, pElement);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 if (readScale == 0)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 return value; // no scaling at all
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 return ((value - pElement->minReport) * deviceScale / readScale) + min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 /* Create and open an interface to device, required prior to extracting values or building queues.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 * Note: appliction now owns the device and must close and release it prior to exiting
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 IOReturn HIDCreateOpenDeviceInterface (io_object_t hidDevice, recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 IOReturn result = kIOReturnSuccess;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 HRESULT plugInResult = S_OK;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 SInt32 score = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167 IOCFPlugInInterface ** ppPlugInInterface = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 if (NULL == pDevice->interface)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 result = IOCreatePlugInInterfaceForService (hidDevice, kIOHIDDeviceUserClientTypeID,
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 kIOCFPlugInInterfaceID, &ppPlugInInterface, &score);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173 if (kIOReturnSuccess == result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
175 // Call a method of the intermediate plug-in to create the device interface
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 plugInResult = (*ppPlugInInterface)->QueryInterface (ppPlugInInterface,
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 CFUUIDGetUUIDBytes (kIOHIDDeviceInterfaceID), (void *) &(pDevice->interface));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 if (S_OK != plugInResult)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179 HIDReportErrorNum ("CouldnÕt query HID class device interface from plugInInterface", plugInResult);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 (*ppPlugInInterface)->Release (ppPlugInInterface);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 HIDReportErrorNum ("Failed to create **plugInInterface via IOCreatePlugInInterfaceForService.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 if (NULL != pDevice->interface)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187 result = (*(pDevice->interface))->open (pDevice->interface, 0);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 HIDReportErrorNum ("Failed to open pDevice->interface via open.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 return result;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194 /* Closes and releases interface to device, should be done prior to exting application
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 * Note: will have no affect if device or interface do not exist
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 * application will "own" the device if interface is not closed
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 * (device may have to be plug and re-plugged in different location to get it working again without a restart)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 IOReturn HIDCloseReleaseInterface (recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 IOReturn result = kIOReturnSuccess;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 if ((NULL != pDevice) && (NULL != pDevice->interface))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 // close the interface
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 result = (*(pDevice->interface))->close (pDevice->interface);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 if (kIOReturnNotOpen == result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 // do nothing as device was not opened, thus can't be closed
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 else if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 HIDReportErrorNum ("Failed to close IOHIDDeviceInterface.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 //release the interface
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 result = (*(pDevice->interface))->Release (pDevice->interface);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 HIDReportErrorNum ("Failed to release IOHIDDeviceInterface.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 pDevice->interface = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 return result;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 /* extracts actual specific element information from each element CF dictionary entry */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 static void HIDGetElementInfo (CFTypeRef refElement, recElement *pElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 long number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 CFTypeRef refType;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementCookieKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 pElement->cookie = (IOHIDElementCookie) number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementMinKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 pElement->min = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 pElement->maxReport = pElement->min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementMaxKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 pElement->max = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 pElement->minReport = pElement->max;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 /*
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 TODO: maybe should handle the following stuff somehow?
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementScaledMinKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 pElement->scaledMin = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementScaledMaxKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 pElement->scaledMax = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementSizeKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 pElement->size = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsRelativeKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 pElement->relative = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsWrappingKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 pElement->wrapping = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsNonLinearKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 pElement->nonLinear = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasPreferedStateKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 pElement->preferredState = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasNullStateKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 pElement->nullState = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 /* examines CF dictionary vlaue in device element hierarchy to determine if it is element of interest or a collection of more elements
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 * if element of interest allocate storage, add to list and retrieve element specific info
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 * if collection then pass on to deconstruction collection into additional individual elements
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 static void HIDAddElement (CFTypeRef refElement, recDevice* pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 recElement* element = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279 recElement** headElement = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 long elementType, usagePage, usage;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281 CFTypeRef refElementType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementTypeKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 CFTypeRef refUsagePage = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 CFTypeRef refUsage = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
285
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
286 if ((refElementType) && (CFNumberGetValue (refElementType, kCFNumberLongType, &elementType)))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 /* look at types of interest */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289 if ((elementType == kIOHIDElementTypeInput_Misc) || (elementType == kIOHIDElementTypeInput_Button) ||
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 (elementType == kIOHIDElementTypeInput_Axis))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292 if (refUsagePage && CFNumberGetValue (refUsagePage, kCFNumberLongType, &usagePage) &&
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293 refUsage && CFNumberGetValue (refUsage, kCFNumberLongType, &usage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 switch (usagePage) /* only interested in kHIDPage_GenericDesktop and kHIDPage_Button */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297 case kHIDPage_GenericDesktop:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 switch (usage) /* look at usage to determine function */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
300 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 case kHIDUsage_GD_X:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
302 case kHIDUsage_GD_Y:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303 case kHIDUsage_GD_Z:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 case kHIDUsage_GD_Rx:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 case kHIDUsage_GD_Ry:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306 case kHIDUsage_GD_Rz:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 if (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 pDevice->axes++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 headElement = &(pDevice->firstAxis);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
314 case kHIDUsage_GD_Hatswitch:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 if (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 pDevice->hats++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319 headElement = &(pDevice->firstHat);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 case kHIDPage_Button:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326 element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 if (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 pDevice->buttons++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 headElement = &(pDevice->firstButton);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 default:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338 else if (kIOHIDElementTypeCollection == elementType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 HIDGetCollectionElements ((CFMutableDictionaryRef) refElement, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 if (element && headElement) /* add to list */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 pDevice->elements++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 if (NULL == *headElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 *headElement = element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 recElement *elementPrevious, *elementCurrent;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 elementCurrent = *headElement;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 while (elementCurrent)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 elementPrevious = elementCurrent;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 elementCurrent = elementPrevious->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 elementPrevious->pNext = element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 element->pNext = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 HIDGetElementInfo (refElement, element);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 /* collects information from each array member in device element list (each array memeber = element) */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365 static void HIDGetElementsCFArrayHandler (const void * value, void * parameter)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
366 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
367 if (CFGetTypeID (value) == CFDictionaryGetTypeID ())
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368 HIDAddElement ((CFTypeRef) value, (recDevice *) parameter);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
370
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
371 /* handles retrieval of element information from arrays of elements in device IO registry information */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
372
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373 static void HIDGetElements (CFTypeRef refElementCurrent, recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 CFTypeID type = CFGetTypeID (refElementCurrent);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376 if (type == CFArrayGetTypeID()) /* if element is an array */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
378 CFRange range = {0, CFArrayGetCount (refElementCurrent)};
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379 /* CountElementsCFArrayHandler called for each array member */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
380 CFArrayApplyFunction (refElementCurrent, range, HIDGetElementsCFArrayHandler, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
383
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384 /* handles extracting element information from element collection CF types
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
385 * used from top level element decoding and hierarchy deconstruction to flatten device element list
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
386 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
387
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
388 static void HIDGetCollectionElements (CFMutableDictionaryRef deviceProperties, recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
389 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
390 CFTypeRef refElementTop = CFDictionaryGetValue (deviceProperties, CFSTR(kIOHIDElementKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
391 if (refElementTop)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
392 HIDGetElements (refElementTop, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
393 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
394
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
395 /* use top level element usage page and usage to discern device usage page and usage setting appropriate vlaues in device record */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397 static void HIDTopLevelElementHandler (const void * value, void * parameter)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 CFTypeRef refCF = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400 if (CFGetTypeID (value) != CFDictionaryGetTypeID ())
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401 return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
402 refCF = CFDictionaryGetValue (value, CFSTR(kIOHIDElementUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403 if (!CFNumberGetValue (refCF, kCFNumberLongType, &((recDevice *) parameter)->usagePage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
404 SDL_SetError ("CFNumberGetValue error retrieving pDevice->usagePage.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 refCF = CFDictionaryGetValue (value, CFSTR(kIOHIDElementUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406 if (!CFNumberGetValue (refCF, kCFNumberLongType, &((recDevice *) parameter)->usage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407 SDL_SetError ("CFNumberGetValue error retrieving pDevice->usage.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
408 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
410 /* extracts device info from CF dictionary records in IO registry */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
411
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 static void HIDGetDeviceInfo (io_object_t hidDevice, CFMutableDictionaryRef hidProperties, recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
413 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
414 CFMutableDictionaryRef usbProperties = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415 io_registry_entry_t parent1, parent2;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
416
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
417 /* Mac OS X currently is not mirroring all USB properties to HID page so need to look at USB device page also
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
418 * get dictionary for usb properties: step up two levels and get CF dictionary for USB properties
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
419 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
420 if ((KERN_SUCCESS == IORegistryEntryGetParentEntry (hidDevice, kIOServicePlane, &parent1)) &&
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
421 (KERN_SUCCESS == IORegistryEntryGetParentEntry (parent1, kIOServicePlane, &parent2)) &&
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
422 (KERN_SUCCESS == IORegistryEntryCreateCFProperties (parent2, &usbProperties, kCFAllocatorDefault, kNilOptions)))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
423 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
424 if (usbProperties)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
425 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426 CFTypeRef refCF = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
427 /* get device info
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 * try hid dictionary first, if fail then go to usb dictionary
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
429 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
430
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
431
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
432 /* get product name */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433 refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDProductKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 if (!refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
435 refCF = CFDictionaryGetValue (usbProperties, CFSTR("USB Product Name"));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436 if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
437 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
438 if (!CFStringGetCString (refCF, pDevice->product, 256, CFStringGetSystemEncoding ()))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 SDL_SetError ("CFStringGetCString error retrieving pDevice->product.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
442 /* get usage page and usage */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443 refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDPrimaryUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
445 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
446 if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->usagePage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447 SDL_SetError ("CFNumberGetValue error retrieving pDevice->usagePage.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
448 refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDPrimaryUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
449 if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450 if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->usage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 SDL_SetError ("CFNumberGetValue error retrieving pDevice->usage.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
454 if (NULL == refCF) /* get top level element HID usage page or usage */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
455 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
456 /* use top level element instead */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
457 CFTypeRef refCFTopElement = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
458 refCFTopElement = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDElementKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
459 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
460 /* refCFTopElement points to an array of element dictionaries */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
461 CFRange range = {0, CFArrayGetCount (refCFTopElement)};
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
462 CFArrayApplyFunction (refCFTopElement, range, HIDTopLevelElementHandler, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
463 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
464 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
465
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
466 CFRelease (usbProperties);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
467 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
468 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
469 SDL_SetError ("IORegistryEntryCreateCFProperties failed to create usbProperties.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
470
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
471 if (kIOReturnSuccess != IOObjectRelease (parent2))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
472 SDL_SetError ("IOObjectRelease error with parent2.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
473 if (kIOReturnSuccess != IOObjectRelease (parent1))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
474 SDL_SetError ("IOObjectRelease error with parent1.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
475 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
476 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
477
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
478
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
479 static recDevice *HIDBuildDevice (io_object_t hidDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
480 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
481 recDevice *pDevice = (recDevice *) NewPtrClear (sizeof (recDevice));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482 if (pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
483 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
484 /* get dictionary for HID properties */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485 CFMutableDictionaryRef hidProperties = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
486 kern_return_t result = IORegistryEntryCreateCFProperties (hidDevice, &hidProperties, kCFAllocatorDefault, kNilOptions);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487 if ((result == KERN_SUCCESS) && hidProperties)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
488 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489 /* create device interface */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490 result = HIDCreateOpenDeviceInterface (hidDevice, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491 if (kIOReturnSuccess == result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
492 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
493 HIDGetDeviceInfo (hidDevice, hidProperties, pDevice); /* hidDevice used to find parents in registry tree */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494 HIDGetCollectionElements (hidProperties, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
497 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
498 DisposePtr(pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 pDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
500 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
501 CFRelease (hidProperties);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
502 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
503 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
504 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
505 DisposePtr(pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
506 pDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
507 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
508 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
509 return pDevice;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
510 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
511
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
512 /* disposes of the element list associated with a device and the memory associated with the list
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
513 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
514
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
515 static void HIDDisposeElementList (recElement **elementList)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
516 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
517 recElement *pElement = *elementList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
518 while (pElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
519 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
520 recElement *pElementNext = pElement->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
521 DisposePtr ((Ptr) pElement);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
522 pElement = pElementNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
523 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
524 *elementList = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
525 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
526
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
527 /* disposes of a single device, closing and releaseing interface, freeing memory fro device and elements, setting device pointer to NULL
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
528 * all your device no longer belong to us... (i.e., you do not 'own' the device anymore)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
529 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
530
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
531 static recDevice *HIDDisposeDevice (recDevice **ppDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
532 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
533 kern_return_t result = KERN_SUCCESS;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
534 recDevice *pDeviceNext = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
535 if (*ppDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
536 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
537 // save next device prior to disposing of this device
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
538 pDeviceNext = (*ppDevice)->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
539
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
540 /* free element lists */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
541 HIDDisposeElementList (&(*ppDevice)->firstAxis);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
542 HIDDisposeElementList (&(*ppDevice)->firstButton);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
543 HIDDisposeElementList (&(*ppDevice)->firstHat);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
544
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
545 result = HIDCloseReleaseInterface (*ppDevice); /* function sanity checks interface value (now application does not own device) */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
546 if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
547 HIDReportErrorNum ("HIDCloseReleaseInterface failed when trying to dipose device.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
548 DisposePtr ((Ptr)*ppDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
549 *ppDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
550 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
551 return pDeviceNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
552 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
553
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
554
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
555 /* Function to scan the system for joysticks.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
556 * Joystick 0 should be the system default joystick.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
557 * This function should return the number of available joysticks, or -1
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
558 * on an unrecoverable fatal error.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
559 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
560 int SDL_SYS_JoystickInit(void)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
561 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
562 IOReturn result = kIOReturnSuccess;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
563 mach_port_t masterPort = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
564 io_iterator_t hidObjectIterator = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
565 CFMutableDictionaryRef hidMatchDictionary = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
566 recDevice *device, *lastDevice;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
567 io_object_t ioHIDDeviceObject = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
568 UInt32 usagePage = kHIDPage_GenericDesktop;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
569 UInt32 usage = kHIDUsage_GD_Joystick; /* We probably also should check for gamepads? */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
570
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
571 SDL_numjoysticks = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
572
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
573 if (NULL != gpDeviceList)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
574 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
575 SDL_SetError("Joystick: Device list already inited.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
576 return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
577 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
578
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
579 result = IOMasterPort (bootstrap_port, &masterPort);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
580 if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
581 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
582 SDL_SetError("Joystick: IOMasterPort error with bootstrap_port.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
583 return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
584 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
585
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
586 /* Set up a matching dictionary to search I/O Registry by class name for all HID class devices. */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
587 hidMatchDictionary = IOServiceMatching (kIOHIDDeviceKey);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
588 if ((hidMatchDictionary != NULL) && (usagePage) && (usage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
589 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
590 /* Add key for device type (joystick, in this case) to refine the matching dictionary. */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
591 CFNumberRef refUsage = NULL, refUsagePage = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
592
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
593 refUsage = CFNumberCreate (kCFAllocatorDefault, kCFNumberIntType, &usagePage);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
594 CFDictionarySetValue (hidMatchDictionary, CFSTR (kIOHIDPrimaryUsageKey), refUsage);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
595 refUsagePage = CFNumberCreate (kCFAllocatorDefault, kCFNumberIntType, &usage);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
596 CFDictionarySetValue (hidMatchDictionary, CFSTR (kIOHIDPrimaryUsagePageKey), refUsagePage);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
597 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
598 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
599 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
600 SDL_SetError("Joystick: Failed to get HID CFMutableDictionaryRef via IOServiceMatching.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
601 return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
602 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
603
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
604 /*/ Now search I/O Registry for matching devices. */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
605 result = IOServiceGetMatchingServices (masterPort, hidMatchDictionary, &hidObjectIterator);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
606 /* Check for errors */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
607 if ((kIOReturnSuccess != result) || (NULL == hidObjectIterator))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
608 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
609 SDL_SetError("Joystick: Couldn't create a HID object iterator.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
610 return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
611 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
612 /* IOServiceGetMatchingServices consumes a reference to the dictionary, so we don't need to release the dictionary ref. */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
613
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
614 /* build flat linked list of devices from device iterator */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
615
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
616 gpDeviceList = lastDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
617
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
618 while ((ioHIDDeviceObject = IOIteratorNext (hidObjectIterator)))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
619 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
620 /* build a device record */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
621 device = HIDBuildDevice (ioHIDDeviceObject);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
622 if (!device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
623 continue;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
624
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
625 /* dump device object, it is no longer needed */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
626 result = IOObjectRelease (ioHIDDeviceObject);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
627 // if (KERN_SUCCESS != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
628 // HIDReportErrorNum ("IOObjectRelease error with ioHIDDeviceObject.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
629 /* Add device to the end of the list */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
630 if (lastDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
631 lastDevice->pNext = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
632 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
633 gpDeviceList = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
634 lastDevice = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
635 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
636 result = IOObjectRelease (hidObjectIterator); /* release the iterator */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
637
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
638 /* Count the total number of devices we found */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
639 device = gpDeviceList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
640 while (device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
641 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
642 SDL_numjoysticks++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
643 device = device->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
644 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
645
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
646 return SDL_numjoysticks;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
647 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
648
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
649 /* Function to get the device-dependent name of a joystick */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
650 const char *SDL_SYS_JoystickName(int index)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
651 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
652 recDevice *device = gpDeviceList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
653
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
654 for (; index > 0; index--)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
655 device = device->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
656
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
657 return device->product;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
658 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
659
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
660 /* Function to open a joystick for use.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
661 * The joystick to open is specified by the index field of the joystick.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
662 * This should fill the nbuttons and naxes fields of the joystick structure.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
663 * It returns 0, or -1 if there is an error.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
664 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
665 int SDL_SYS_JoystickOpen(SDL_Joystick *joystick)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
666 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
667 recDevice *device = gpDeviceList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
668 int index;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
669
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
670 for (index = joystick->index; index > 0; index--)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
671 device = device->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
672
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
673 joystick->hwdata = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
674 joystick->name = device->product;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
675
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
676 joystick->naxes = device->axes;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
677 joystick->nhats = device->hats;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
678 joystick->nballs = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
679 joystick->nbuttons = device->buttons;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
680
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
681 return 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
682 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
683
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
684 /* Function to update the state of a joystick - called as a device poll.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
685 * This function shouldn't update the joystick structure directly,
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
686 * but instead should call SDL_PrivateJoystick*() to deliver events
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
687 * and update joystick device state.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
688 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
689 void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
690 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
691 recDevice *device = joystick->hwdata;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
692 recElement *element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
693 SInt32 value;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
694 int i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
695
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
696 element = device->firstAxis;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
697 i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
698 while (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
699 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
700 value = HIDScaledCalibratedValue(device, element, -32768, 32767);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
701 if ( value != joystick->axes[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
702 SDL_PrivateJoystickAxis(joystick, i, value);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
703 element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
704 ++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
705 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
706
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
707 element = device->firstButton;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
708 i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
709 while (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
710 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
711 value = HIDGetElementValue(device, element);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
712 if ( value != joystick->buttons[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
713 SDL_PrivateJoystickButton(joystick, i, value);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
714 element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
715 ++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
716 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
717
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
718 element = device->firstHat;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
719 i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
720 while (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
721 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
722 Uint8 pos;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
723
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
724 value = HIDGetElementValue(device, element);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
725 switch(value)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
726 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
727 case 0:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
728 pos = SDL_HAT_CENTERED;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
729 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
730 case 1:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
731 pos = SDL_HAT_UP;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
732 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
733 case 2:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
734 pos = SDL_HAT_RIGHTUP;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
735 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
736 case 3:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
737 pos = SDL_HAT_RIGHT;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
738 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
739 case 4:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
740 pos = SDL_HAT_RIGHTDOWN;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
741 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
742 case 5:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
743 pos = SDL_HAT_DOWN;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
744 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
745 case 6:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
746 pos = SDL_HAT_LEFTDOWN;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
747 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
748 case 7:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
749 pos = SDL_HAT_LEFT;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
750 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
751 case 8:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
752 pos = SDL_HAT_LEFTUP;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
753 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
754 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
755 if ( pos != joystick->hats[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
756 SDL_PrivateJoystickHat(joystick, i, pos);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
757 element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
758 ++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
759 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
760
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
761 return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
762 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
763
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
764 /* Function to close a joystick after use */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
765 void SDL_SYS_JoystickClose(SDL_Joystick *joystick)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
766 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
767 /* Should we do anything here? */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
768 return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
769 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
770
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
771 /* Function to perform any system-specific joystick related cleanup */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
772 void SDL_SYS_JoystickQuit(void)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
773 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
774 while (NULL != gpDeviceList)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
775 gpDeviceList = HIDDisposeDevice (&gpDeviceList);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
776 }