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(OSX) Some joypad work

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This commit is contained in:
meancoot 2013-07-09 12:40:42 -04:00
parent 4a02c24186
commit 3a11aca654
1 changed files with 51 additions and 39 deletions
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90
apple/OSX/hid_pad.c
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@ -18,76 +18,88 @@
static IOHIDManagerRef g_hid_manager;
static CFMutableDictionaryRef hu_CreateDeviceMatchingDictionary( UInt32 inUsagePage, UInt32 inUsage )
{
// create a dictionary to add usage page/usages to
CFMutableDictionaryRef result = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks );
if (!result) return 0;
CFNumberRef pageCFNumberRef = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &inUsagePage);
CFDictionarySetValue(result, CFSTR(kIOHIDDeviceUsagePageKey), pageCFNumberRef);
CFRelease(pageCFNumberRef);
CFNumberRef usageCFNumberRef = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &inUsage);
CFDictionarySetValue(result, CFSTR(kIOHIDDeviceUsageKey), usageCFNumberRef);
CFRelease(usageCFNumberRef);
return result;
}
static void hid_device_attached(void* inContext, IOReturn inResult, void* inSender, IOHIDDeviceRef inDevice)
{
}
static void hid_device_removed(void* inContext, IOReturn inResult, void* inSender, IOHIDDeviceRef inDevice)
{
}
static void hid_input_callback(void* inContext, IOReturn inResult, void* inSender, IOHIDValueRef inIOHIDValueRef)
{
IOHIDElementRef ref = IOHIDValueGetElement(inIOHIDValueRef);
IOHIDElementRef element = IOHIDValueGetElement(inIOHIDValueRef);
uint32_t type = IOHIDElementGetType(ref);
uint32_t page = IOHIDElementGetUsagePage(ref);
uint32_t use = IOHIDElementGetUsage(ref);
uint32_t slot = (uint32_t)inContext;
if (slot >= 4)
return;
uint32_t type = IOHIDElementGetType(element);
uint32_t page = IOHIDElementGetUsagePage(element);
uint32_t use = IOHIDElementGetUsage(element);
if (type == 2 && page == 9)
{
int state = (int)IOHIDValueGetIntegerValue(inIOHIDValueRef);
if (state) g_current_input_data.pad_buttons[0] |= (1 << use);
else g_current_input_data.pad_buttons[0] &= ~(1 << use);
if (state) g_current_input_data.pad_buttons[slot] |= (1 << (use - 1));
else g_current_input_data.pad_buttons[slot] &= ~(1 << (use - 1));
}
else if (page == 1)
{
/* static const uint32_t axis_use_ids[4] = { 48, 49, 50, 53 };
static const uint32_t axis_use_ids[4] = { 48, 49, 50, 53 };
for (int i = 0; i < 4; i ++)
{
if (use == axis_use_ids[i])
{
int state = (int)IOHIDValueGetIntegerValue(inIOHIDValueRef);
printf("axis %d %d\n", i, state);
CFIndex min = IOHIDElementGetPhysicalMin(element);
CFIndex max = IOHIDElementGetPhysicalMax(element);
CFIndex state = IOHIDValueGetIntegerValue(inIOHIDValueRef);
if (min != 0)
{
max -= min;
state -= min;
min = 0;
}
float val = (float)state / (float)max;
g_current_input_data.pad_axis[slot][i] = ((val * 2.0f) - 1.0f) * 32767.0f;
}
}*/
}
}
}
static void hid_device_attached(void* inContext, IOReturn inResult, void* inSender, IOHIDDeviceRef inDevice)
{
IOHIDDeviceOpen(inDevice, kIOHIDOptionsTypeNone);
IOHIDDeviceScheduleWithRunLoop(inDevice, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
IOHIDDeviceRegisterInputValueCallback(inDevice, hid_input_callback, 0);
}
static void hid_device_removed(void* inContext, IOReturn inResult, void* inSender, IOHIDDeviceRef inDevice)
{
IOHIDDeviceClose(inDevice, kIOHIDOptionsTypeNone);
}
void osx_pad_init()
{
if (!g_hid_manager)
{
g_hid_manager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
CFDictionaryRef matchingCFDictRef = hu_CreateDeviceMatchingDictionary(kHIDPage_GenericDesktop, kHIDUsage_GD_Joystick);
IOHIDManagerSetDeviceMatching(g_hid_manager, matchingCFDictRef);
CFRelease(matchingCFDictRef);
CFMutableDictionaryRef matcher = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
uint32_t page = kHIDPage_GenericDesktop;
uint32_t use = kHIDUsage_GD_Joystick;
CFNumberRef pagen = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &page);
CFDictionarySetValue(matcher, CFSTR(kIOHIDDeviceUsagePageKey), pagen);
CFRelease(pagen);
CFNumberRef usen = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &use);
CFDictionarySetValue(matcher, CFSTR(kIOHIDDeviceUsageKey), usen);
CFRelease(usen);
IOHIDManagerSetDeviceMatching(g_hid_manager, matcher);
CFRelease(matcher);
IOHIDManagerRegisterDeviceMatchingCallback(g_hid_manager, hid_device_attached, 0);
IOHIDManagerRegisterDeviceRemovalCallback(g_hid_manager, hid_device_removed, 0);
IOHIDManagerScheduleWithRunLoop(g_hid_manager, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
IOHIDManagerOpen(g_hid_manager, kIOHIDOptionsTypeNone);
IOHIDManagerRegisterInputValueCallback(g_hid_manager, hid_input_callback, 0);
}
}