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annotate src/joystick/darwin/SDL_sysjoystick.c @ 539:a9e38f3b8e4d

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Added MMX audio mixing code for gcc (thanks Stephane!)
author Sam Lantinga <slouken@libsdl.org>
date Sat, 09 Nov 2002 06:13:28 +0000
parents 4503f9475cf2
children a71ce390adeb
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /* SDL joystick driver for Darwin / MacOS X, based on the IOKit HID API */
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24 /* Written 2001 by Max Horn */
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25
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26 #include <stdio.h>
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27 #include <stdlib.h>
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28 #include <unistd.h>
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29 #include <ctype.h>
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30 #include <sys/errno.h>
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31 #include <sysexits.h>
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32 #include <mach/mach.h>
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33 #include <mach/mach_error.h>
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34 #include <IOKit/IOKitLib.h>
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35 #include <IOKit/IOCFPlugIn.h>
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36 #ifdef MACOS_10_0_4
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37 #include <IOKit/hidsystem/IOHIDUsageTables.h>
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38 #else
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39 /* The header was moved here in MacOS X 10.1 */
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40 #include <Kernel/IOKit/hidsystem/IOHIDUsageTables.h>
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41 #endif
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42 #include <IOKit/hid/IOHIDLib.h>
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43 #include <IOKit/hid/IOHIDKeys.h>
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44 #include <CoreFoundation/CoreFoundation.h>
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45 #include <Carbon/Carbon.h> /* for NewPtrClear, DisposePtr */
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46
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47 #include "SDL_error.h"
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48 #include "SDL_joystick.h"
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49 #include "SDL_sysjoystick.h"
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50 #include "SDL_joystick_c.h"
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51
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52 struct recElement
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53 {
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54 IOHIDElementCookie cookie; // unique value which identifies element, will NOT change
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55 long min; // reported min value possible
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56 long max; // reported max value possible
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57 /*
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58 TODO: maybe should handle the following stuff somehow?
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59
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60 long scaledMin; // reported scaled min value possible
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61 long scaledMax; // reported scaled max value possible
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62 long size; // size in bits of data return from element
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63 Boolean relative; // are reports relative to last report (deltas)
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64 Boolean wrapping; // does element wrap around (one value higher than max is min)
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65 Boolean nonLinear; // are the values reported non-linear relative to element movement
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66 Boolean preferredState; // does element have a preferred state (such as a button)
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67 Boolean nullState; // does element have null state
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68 */
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69
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70 /* runtime variables used for auto-calibration */
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71 long minReport; // min returned value
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72 long maxReport; // max returned value
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73
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74 struct recElement * pNext; // next element in list
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75 };
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76 typedef struct recElement recElement;
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77
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78 struct joystick_hwdata
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79 {
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80 IOHIDDeviceInterface ** interface; // interface to device, NULL = no interface
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81
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82 char product[256]; // name of product
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83 long usage; // usage page from IOUSBHID Parser.h which defines general usage
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84 long usagePage; // usage within above page from IOUSBHID Parser.h which defines specific usage
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85
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86 long axes; // number of axis (calculated, not reported by device)
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87 long buttons; // number of buttons (calculated, not reported by device)
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88 long hats; // number of hat switches (calculated, not reported by device)
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89 long elements; // number of total elements (shouldbe total of above) (calculated, not reported by device)
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90
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91 recElement* firstAxis;
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92 recElement* firstButton;
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93 recElement* firstHat;
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94
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95 struct joystick_hwdata* pNext; // next device
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96 };
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97 typedef struct joystick_hwdata recDevice;
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98
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99
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100 /* Linked list of all available devices */
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101 static recDevice *gpDeviceList = NULL;
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102
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103
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104 void HIDReportErrorNum (char * strError, long numError)
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105 {
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106 SDL_SetError(strError);
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107 }
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108
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109 static void HIDGetCollectionElements (CFMutableDictionaryRef deviceProperties, recDevice *pDevice);
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110
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111 /* returns current value for element, polling element
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112 * will return 0 on error conditions which should be accounted for by application
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113 */
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114
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115 SInt32 HIDGetElementValue (recDevice *pDevice, recElement *pElement)
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116 {
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117 IOReturn result = kIOReturnSuccess;
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118 IOHIDEventStruct hidEvent;
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119 hidEvent.value = 0;
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120
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121 if (NULL != pDevice && NULL != pElement && NULL != pDevice->interface)
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122 {
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123 result = (*(pDevice->interface))->getElementValue(pDevice->interface, pElement->cookie, &hidEvent);
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124 if (kIOReturnSuccess == result)
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125 {
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126 /* record min and max for auto calibration */
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127 if (hidEvent.value < pElement->minReport)
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128 pElement->minReport = hidEvent.value;
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129 if (hidEvent.value > pElement->maxReport)
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130 pElement->maxReport = hidEvent.value;
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131 }
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132 }
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133
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diff changeset
134 // auto user scale
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 return hidEvent.value;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 /* 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
139
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 SInt32 HIDCalibratedValue (recDevice *pDevice, recElement *pElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 float deviceScale = pElement->max - pElement->min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 float readScale = pElement->maxReport - pElement->minReport;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 SInt32 value = HIDGetElementValue(pDevice, pElement);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 if (readScale == 0)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 return value; // no scaling at all
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 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
149 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 /* 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
152
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 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
154 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 float deviceScale = max - min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 float readScale = pElement->maxReport - pElement->minReport;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157 SInt32 value = HIDGetElementValue(pDevice, pElement);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 if (readScale == 0)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 return value; // no scaling at all
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 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
162 }
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 /* 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
165 * 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
166 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 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
169 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 IOReturn result = kIOReturnSuccess;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 HRESULT plugInResult = S_OK;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 SInt32 score = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173 IOCFPlugInInterface ** ppPlugInInterface = NULL;
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 if (NULL == pDevice->interface)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 result = IOCreatePlugInInterfaceForService (hidDevice, kIOHIDDeviceUserClientTypeID,
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 kIOCFPlugInInterfaceID, &ppPlugInInterface, &score);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179 if (kIOReturnSuccess == result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 // 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
182 plugInResult = (*ppPlugInInterface)->QueryInterface (ppPlugInInterface,
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 CFUUIDGetUUIDBytes (kIOHIDDeviceInterfaceID), (void *) &(pDevice->interface));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184 if (S_OK != plugInResult)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 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
186 (*ppPlugInInterface)->Release (ppPlugInInterface);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 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
190 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 if (NULL != pDevice->interface)
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 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
194 if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 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
196 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 return result;
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 /* 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
201 * 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
202 * 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
203 * (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
204 */
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 IOReturn HIDCloseReleaseInterface (recDevice *pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 IOReturn result = kIOReturnSuccess;
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 if ((NULL != pDevice) && (NULL != pDevice->interface))
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 // close the interface
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 result = (*(pDevice->interface))->close (pDevice->interface);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 if (kIOReturnNotOpen == result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 // 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
217 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 else if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 HIDReportErrorNum ("Failed to close IOHIDDeviceInterface.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 //release the interface
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 result = (*(pDevice->interface))->Release (pDevice->interface);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 HIDReportErrorNum ("Failed to release IOHIDDeviceInterface.", result);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 pDevice->interface = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 return result;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 /* 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
230
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 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
232 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 long number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 CFTypeRef refType;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementCookieKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 pElement->cookie = (IOHIDElementCookie) number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementMinKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 pElement->min = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 pElement->maxReport = pElement->min;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementMaxKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 pElement->max = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 pElement->minReport = pElement->max;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 /*
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 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
249
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementScaledMinKey));
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->scaledMin = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementScaledMaxKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 pElement->scaledMax = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementSizeKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 pElement->size = number;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsRelativeKey));
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->relative = 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(kIOHIDElementIsWrappingKey));
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->wrapping = 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(kIOHIDElementIsNonLinearKey));
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->nonLinear = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasPreferedStateKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 pElement->preferredState = CFBooleanGetValue (refType);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasNullStateKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 if (refType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 pElement->nullState = CFBooleanGetValue (refType);
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
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 /* 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
278 * 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
279 * 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
280 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 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
283 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284 recElement* element = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
285 recElement** headElement = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
286 long elementType, usagePage, usage;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287 CFTypeRef refElementType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementTypeKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 CFTypeRef refUsagePage = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289 CFTypeRef refUsage = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290
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 ((refElementType) && (CFNumberGetValue (refElementType, kCFNumberLongType, &elementType)))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 /* look at types of interest */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 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
296 (elementType == kIOHIDElementTypeInput_Axis))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 if (refUsagePage && CFNumberGetValue (refUsagePage, kCFNumberLongType, &usagePage) &&
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 refUsage && CFNumberGetValue (refUsage, kCFNumberLongType, &usage))
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 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
302 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
303 case kHIDPage_GenericDesktop:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 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
306 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 case kHIDUsage_GD_X:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 case kHIDUsage_GD_Y:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 case kHIDUsage_GD_Z:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 case kHIDUsage_GD_Rx:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 case kHIDUsage_GD_Ry:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 case kHIDUsage_GD_Rz:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313 element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
314 if (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 pDevice->axes++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317 headElement = &(pDevice->firstAxis);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 case kHIDUsage_GD_Hatswitch:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 if (element)
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 pDevice->hats++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 headElement = &(pDevice->firstHat);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 break;
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 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 case kHIDPage_Button:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 element = (recElement *) NewPtrClear (sizeof (recElement));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 if (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 pDevice->buttons++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 headElement = &(pDevice->firstButton);
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 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 default:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 break;
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 }
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 else if (kIOHIDElementTypeCollection == elementType)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 HIDGetCollectionElements ((CFMutableDictionaryRef) refElement, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 if (element && headElement) /* add to list */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 pDevice->elements++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 if (NULL == *headElement)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 *headElement = element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
353 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 recElement *elementPrevious, *elementCurrent;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 elementCurrent = *headElement;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 while (elementCurrent)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 elementPrevious = elementCurrent;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 elementCurrent = elementPrevious->pNext;
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 elementPrevious->pNext = element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
364 element->pNext = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
365 HIDGetElementInfo (refElement, element);
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 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
368
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
369 /* 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
370
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
371 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
372 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
373 if (CFGetTypeID (value) == CFDictionaryGetTypeID ())
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
374 HIDAddElement ((CFTypeRef) value, (recDevice *) parameter);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
375 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
376
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
377 /* 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
378
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
379 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
380 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
381 CFTypeID type = CFGetTypeID (refElementCurrent);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
382 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
383 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
384 CFRange range = {0, CFArrayGetCount (refElementCurrent)};
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
385 /* CountElementsCFArrayHandler called for each array member */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
386 CFArrayApplyFunction (refElementCurrent, range, HIDGetElementsCFArrayHandler, pDevice);
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 }
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 /* 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
391 * 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
392 */
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 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
395 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
396 CFTypeRef refElementTop = CFDictionaryGetValue (deviceProperties, CFSTR(kIOHIDElementKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
397 if (refElementTop)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
398 HIDGetElements (refElementTop, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
399 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
400
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
401 /* 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
402
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
403 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
404 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
405 CFTypeRef refCF = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
406 if (CFGetTypeID (value) != CFDictionaryGetTypeID ())
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
407 return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
408 refCF = CFDictionaryGetValue (value, CFSTR(kIOHIDElementUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
409 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
410 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
411 refCF = CFDictionaryGetValue (value, CFSTR(kIOHIDElementUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
412 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
413 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
414 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
415
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
416 /* 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
417
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
418 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
419 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
420 CFMutableDictionaryRef usbProperties = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
421 io_registry_entry_t parent1, parent2;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
422
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
423 /* 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
424 * 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
425 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
426 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
427 (KERN_SUCCESS == IORegistryEntryGetParentEntry (parent1, kIOServicePlane, &parent2)) &&
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
428 (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
429 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
430 if (usbProperties)
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 CFTypeRef refCF = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
433 /* get device info
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
434 * 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
435 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
436
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 /* get product name */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
439 refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDProductKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
440 if (!refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
441 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
442 if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
443 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
444 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
445 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
446 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
447
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
448 /* get usage page and usage */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
449 refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDPrimaryUsagePageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
450 if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
451 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
452 if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->usagePage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
453 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
454 refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDPrimaryUsageKey));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
455 if (refCF)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
456 if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->usage))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
457 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
458 }
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 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
461 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
462 /* use top level element instead */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
463 CFTypeRef refCFTopElement = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
464 refCFTopElement = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDElementKey));
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 /* 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
467 CFRange range = {0, CFArrayGetCount (refCFTopElement)};
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
468 CFArrayApplyFunction (refCFTopElement, range, HIDTopLevelElementHandler, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
469 }
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
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
472 CFRelease (usbProperties);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
473 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
474 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
475 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
476
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
477 if (kIOReturnSuccess != IOObjectRelease (parent2))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
478 SDL_SetError ("IOObjectRelease error with parent2.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
479 if (kIOReturnSuccess != IOObjectRelease (parent1))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
480 SDL_SetError ("IOObjectRelease error with parent1.");
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
481 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
482 }
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
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
485 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
486 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
487 recDevice *pDevice = (recDevice *) NewPtrClear (sizeof (recDevice));
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
488 if (pDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
489 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
490 /* get dictionary for HID properties */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
491 CFMutableDictionaryRef hidProperties = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
492 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
493 if ((result == KERN_SUCCESS) && hidProperties)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
494 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
495 /* create device interface */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
496 result = HIDCreateOpenDeviceInterface (hidDevice, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
497 if (kIOReturnSuccess == result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
498 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
499 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
500 HIDGetCollectionElements (hidProperties, pDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
501 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
502 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
503 {
210
582abf60e21e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 209
diff changeset
504 DisposePtr((Ptr)pDevice);
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
505 pDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
506 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
507 CFRelease (hidProperties);
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 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
510 {
210
582abf60e21e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 209
diff changeset
511 DisposePtr((Ptr)pDevice);
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
512 pDevice = NULL;
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 return pDevice;
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
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
518 /* 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
519 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
520
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
521 static void HIDDisposeElementList (recElement **elementList)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
522 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
523 recElement *pElement = *elementList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
524 while (pElement)
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 recElement *pElementNext = pElement->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
527 DisposePtr ((Ptr) pElement);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
528 pElement = pElementNext;
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 *elementList = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
531 }
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 /* 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
534 * 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
535 */
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 static recDevice *HIDDisposeDevice (recDevice **ppDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
538 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
539 kern_return_t result = KERN_SUCCESS;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
540 recDevice *pDeviceNext = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
541 if (*ppDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
542 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
543 // 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
544 pDeviceNext = (*ppDevice)->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
545
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
546 /* free element lists */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
547 HIDDisposeElementList (&(*ppDevice)->firstAxis);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
548 HIDDisposeElementList (&(*ppDevice)->firstButton);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
549 HIDDisposeElementList (&(*ppDevice)->firstHat);
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 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
552 if (kIOReturnSuccess != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
553 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
554 DisposePtr ((Ptr)*ppDevice);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
555 *ppDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
556 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
557 return pDeviceNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
558 }
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
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
561 /* 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
562 * 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
563 * 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
564 * on an unrecoverable fatal error.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
565 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
566 int SDL_SYS_JoystickInit(void)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
567 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
568 IOReturn result = kIOReturnSuccess;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
569 mach_port_t masterPort = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
570 io_iterator_t hidObjectIterator = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
571 CFMutableDictionaryRef hidMatchDictionary = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
572 recDevice *device, *lastDevice;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
573 io_object_t ioHIDDeviceObject = NULL;
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_numjoysticks = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
576
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
577 if (NULL != gpDeviceList)
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 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
580 return -1;
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
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
583 result = IOMasterPort (bootstrap_port, &masterPort);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
584 if (kIOReturnSuccess != result)
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 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
587 return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
588 }
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 /* 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
591 hidMatchDictionary = IOServiceMatching (kIOHIDDeviceKey);
495
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
592 if ((hidMatchDictionary != NULL))
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
593 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
594 /* Add key for device type (joystick, in this case) to refine the matching dictionary. */
495
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
595
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
596 /* NOTE: we now perform this filtering later
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
597 UInt32 usagePage = kHIDPage_GenericDesktop;
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
598 UInt32 usage = kHIDUsage_GD_Joystick;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
599 CFNumberRef refUsage = NULL, refUsagePage = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
600
475
429fe382fe4f Darrell's Jag joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 427
diff changeset
601 refUsage = CFNumberCreate (kCFAllocatorDefault, kCFNumberIntType, &usage);
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
602 CFDictionarySetValue (hidMatchDictionary, CFSTR (kIOHIDPrimaryUsageKey), refUsage);
475
429fe382fe4f Darrell's Jag joystick fix
Sam Lantinga <slouken@libsdl.org>
parents: 427
diff changeset
603 refUsagePage = CFNumberCreate (kCFAllocatorDefault, kCFNumberIntType, &usagePage);
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
604 CFDictionarySetValue (hidMatchDictionary, CFSTR (kIOHIDPrimaryUsagePageKey), refUsagePage);
495
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
605 */
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
606 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
607 else
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: 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
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
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
613 /*/ 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
614 result = IOServiceGetMatchingServices (masterPort, hidMatchDictionary, &hidObjectIterator);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
615 /* Check for errors */
427
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
616 if (kIOReturnSuccess != result)
172
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 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
619 return -1;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
620 }
427
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
621 if (NULL == hidObjectIterator) /* there are no joysticks */
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
622 {
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
623 gpDeviceList = NULL;
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
624 SDL_numjoysticks = 0;
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
625 return 0;
027ae30b867f Date: Mon, 29 Jul 2002 15:07:22 +1000
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
626 }
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
627 /* 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
628
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
629 /* 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
630
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
631 gpDeviceList = lastDevice = NULL;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
632
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
633 while ((ioHIDDeviceObject = IOIteratorNext (hidObjectIterator)))
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
634 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
635 /* build a device record */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
636 device = HIDBuildDevice (ioHIDDeviceObject);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
637 if (!device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
638 continue;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
639
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
640 /* 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
641 result = IOObjectRelease (ioHIDDeviceObject);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
642 // if (KERN_SUCCESS != result)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
643 // HIDReportErrorNum ("IOObjectRelease error with ioHIDDeviceObject.", result);
495
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
644
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
645 /* Filter device list to non-keyboard/mouse stuff */
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
646 if ( device->usagePage == kHIDPage_GenericDesktop &&
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
647 (device->usage == kHIDUsage_GD_Keyboard ||
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
648 device->usage == kHIDUsage_GD_Mouse)) {
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
649
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
650 /* release memory for the device */
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
651 HIDDisposeDevice (&device);
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
652 DisposePtr((Ptr)device);
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
653 continue;
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
654 }
4503f9475cf2 Date: Thu, 12 Sep 2002 20:35:51 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 475
diff changeset
655
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
656 /* 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
657 if (lastDevice)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
658 lastDevice->pNext = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
659 else
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
660 gpDeviceList = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
661 lastDevice = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
662 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
663 result = IOObjectRelease (hidObjectIterator); /* release the iterator */
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 /* 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
666 device = gpDeviceList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
667 while (device)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
668 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
669 SDL_numjoysticks++;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
670 device = device->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
671 }
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 return SDL_numjoysticks;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
674 }
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 /* 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
677 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
678 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
679 recDevice *device = gpDeviceList;
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 for (; index > 0; index--)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
682 device = device->pNext;
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 return device->product;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
685 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
686
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
687 /* 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
688 * 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
689 * 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
690 * 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
691 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
692 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
693 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
694 recDevice *device = gpDeviceList;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
695 int index;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
696
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
697 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
698 device = device->pNext;
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 joystick->hwdata = device;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
701 joystick->name = device->product;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
702
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
703 joystick->naxes = device->axes;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
704 joystick->nhats = device->hats;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
705 joystick->nballs = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
706 joystick->nbuttons = device->buttons;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
707
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
708 return 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
709 }
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 /* 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
712 * 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
713 * 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
714 * and update joystick device state.
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
715 */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
716 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
717 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
718 recDevice *device = joystick->hwdata;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
719 recElement *element;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
720 SInt32 value;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
721 int i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
722
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
723 element = device->firstAxis;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
724 i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
725 while (element)
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 value = HIDScaledCalibratedValue(device, element, -32768, 32767);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
728 if ( value != joystick->axes[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
729 SDL_PrivateJoystickAxis(joystick, i, value);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
730 element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
731 ++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
732 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
733
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
734 element = device->firstButton;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
735 i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
736 while (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
737 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
738 value = HIDGetElementValue(device, element);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
739 if ( value != joystick->buttons[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
740 SDL_PrivateJoystickButton(joystick, i, value);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
741 element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
742 ++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
743 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
744
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
745 element = device->firstHat;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
746 i = 0;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
747 while (element)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
748 {
210
582abf60e21e *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 209
diff changeset
749 Uint8 pos = 0;
172
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
750
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
751 value = HIDGetElementValue(device, element);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
752 switch(value)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
753 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
754 case 0:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
755 pos = SDL_HAT_CENTERED;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
756 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
757 case 1:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
758 pos = SDL_HAT_UP;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
759 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
760 case 2:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
761 pos = SDL_HAT_RIGHTUP;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
762 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
763 case 3:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
764 pos = SDL_HAT_RIGHT;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
765 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
766 case 4:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
767 pos = SDL_HAT_RIGHTDOWN;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
768 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
769 case 5:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
770 pos = SDL_HAT_DOWN;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
771 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
772 case 6:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
773 pos = SDL_HAT_LEFTDOWN;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
774 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
775 case 7:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
776 pos = SDL_HAT_LEFT;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
777 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
778 case 8:
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
779 pos = SDL_HAT_LEFTUP;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
780 break;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
781 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
782 if ( pos != joystick->hats[i] )
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
783 SDL_PrivateJoystickHat(joystick, i, pos);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
784 element = element->pNext;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
785 ++i;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
786 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
787
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
788 return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
789 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
790
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
791 /* 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
792 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
793 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
794 /* Should we do anything here? */
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
795 return;
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
796 }
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
797
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
798 /* 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
799 void SDL_SYS_JoystickQuit(void)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
800 {
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
801 while (NULL != gpDeviceList)
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
802 gpDeviceList = HIDDisposeDevice (&gpDeviceList);
37e3ca9254c7 Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
803 }