int mp_input_ar_init(void)
{
io_iterator_t hidObjectIterator;
io_object_t hidDevice;
int i;
IOHIDElementCookie *cookies = NULL;
int nr_cookies = 0;
if (initialized)
mp_input_ar_close(-1);
if (floor(NSAppKitVersionNumber) <= 824 /* NSAppKitVersionNumber10_4 */) {
ar_codes = &ar_codes_tiger[0];
is_leopard = 0;
}
else {
ar_codes = &ar_codes_leopard[0];
is_leopard = 1;
}
if (FindHIDDevices(kIOMasterPortDefault, &hidObjectIterator))
return -1;
// Multiple controls could be found, we only use the first usable one.
while ((hidDevice = IOIteratorNext(hidObjectIterator))) {
if (CreateHIDDeviceInterface(hidDevice, &hidDeviceInterface) < 0) {
hidDeviceInterface = NULL;
IOObjectRelease(hidDevice);
continue;
}
if (getHIDCookies((IOHIDDeviceInterface122 **)hidDeviceInterface,
&cookies,
&nr_cookies) < 0) {
(*hidDeviceInterface)->Release(hidDeviceInterface);
hidDeviceInterface = NULL;
IOObjectRelease(hidDevice);
continue;
}
IOObjectRelease(hidDevice);
break;
}
if (hidDeviceInterface == NULL)
goto mp_input_ar_init_error;
// Open the device.
if ((*hidDeviceInterface)->open(hidDeviceInterface,
kIOHIDOptionsTypeSeizeDevice) != kIOReturnSuccess)
goto mp_input_ar_init_error;
hidDeviceIsOpen = 1;
if ((queue = (*hidDeviceInterface)->allocQueue(hidDeviceInterface)) == NULL
|| *queue == NULL)
goto mp_input_ar_init_error;
// Create the queue.
(*queue)->create(queue, 0, MAX_QUEUE_SIZE);
// Add elements to the queue to make the queue work.
// On tiger, it's a sequence from 1 to 21,
// maybe it's the range of cookie values.
for (i = 0;i < nr_cookies;i++)
(*queue)->addElement(queue, cookies[i], 0);
// not used anymore
if (cookies != NULL)
free(cookies);
// Start data delivery to the queue.
(*queue)->start(queue);
// not useful anymore
IOObjectRelease(hidObjectIterator);
initialized = 1;
return 0;
mp_input_ar_init_error:
if (cookies != NULL)
free(cookies);
if (hidDeviceInterface != NULL) {
if (*hidDeviceInterface != NULL) {
(*hidDeviceInterface)->close(hidDeviceInterface);
(*hidDeviceInterface)->Release(hidDeviceInterface);
}
hidDeviceInterface = NULL;
}
IOObjectRelease(hidObjectIterator);
return -1;
}
unsigned int MT_HIDGamePad::Init()
{
#ifdef MT_GAMEPAD_MAC
if(FindHIDDevices()) {
fprintf(stderr,"No matching HID class devices found.\n");
fflush(stderr);
return 1;
} else if(FindGamePad()) {
fprintf(stderr,"No gamepad found.\n");
fflush(stderr);
return 1;
} else if(CreateHIDDeviceInterface(&hidDeviceInterface)) {
fprintf(stderr,"Couldn't create HID class device interface.\n");
fflush(stderr);
return 1;
} else {
gpCookies = getHIDCookies((IOHIDDeviceInterface122 **)hidDeviceInterface);
if(IOObjectRelease(hidDevice)) {
fprintf(stderr,"Error releasing HID device.\n");
fflush(stderr);
return 1;
}
if((*hidDeviceInterface)->open(hidDeviceInterface,0)) {
fprintf(stderr,"Error opening HID device.\n");
fflush(stderr);
return 1;
}
}
// Set up the button queue
ButtonQueue = (*hidDeviceInterface)->allocQueue (hidDeviceInterface);
if(!ButtonQueue) {
fprintf(stderr,"Could not create button queue.\n");
fflush(stderr);
return 1;
}
(*ButtonQueue)->create(ButtonQueue,8,QUEUE_LENGTH);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton1Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton2Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton3Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton4Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton5Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton6Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton7Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton8Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButton9Cookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButtonaCookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButtonbCookie, 0);
(*ButtonQueue)->addElement(ButtonQueue, gpCookies->gButtoncCookie, 0);
(*ButtonQueue)->start(ButtonQueue);
xcenter = PollXAxis();
ycenter = PollYAxis();
#elif defined MT_GAMEPAD_USE_WX
if(!myJoystick.IsOk())
{
//wxMessageBox(_T("No joystick detected."));
return 1;
}
#endif
StatusGood = true;
return 0;
}