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Replaced expensive IOKit function.

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This commit is contained in:
Camilla Berglund 2013-05-02 18:02:52 +02:00
parent b0e66c925c
commit 58ae11778a
1 changed files with 18 additions and 14 deletions
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32
src/cocoa_joystick.m
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@ -317,7 +317,6 @@ void _glfwInitJoysticks(void)
while ((ioHIDDeviceObject = IOIteratorNext(objectIterator)))
{
CFMutableDictionaryRef hidProperties = 0;
kern_return_t result;
CFTypeRef refCF = 0;
@ -327,16 +326,11 @@ void _glfwInitJoysticks(void)
long usagePage, usage;
result = IORegistryEntryCreateCFProperties(ioHIDDeviceObject,
&hidProperties,
kCFAllocatorDefault,
kNilOptions);
if (result != kIOReturnSuccess)
continue;
// Check device type
refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDPrimaryUsagePageKey));
refCF = IORegistryEntryCreateCFProperty(ioHIDDeviceObject,
CFSTR(kIOHIDPrimaryUsagePageKey),
kCFAllocatorDefault,
kNilOptions);
if (refCF)
{
CFNumberGetValue(refCF, kCFNumberLongType, &usagePage);
@ -347,7 +341,10 @@ void _glfwInitJoysticks(void)
}
}
refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDPrimaryUsageKey));
refCF = IORegistryEntryCreateCFProperty(ioHIDDeviceObject,
CFSTR(kIOHIDPrimaryUsageKey),
kCFAllocatorDefault,
kNilOptions);
if (refCF)
{
CFNumberGetValue(refCF, kCFNumberLongType, &usage);
@ -391,7 +388,10 @@ void _glfwInitJoysticks(void)
joystick);
// Get product string
refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDProductKey));
refCF = IORegistryEntryCreateCFProperty(ioHIDDeviceObject,
CFSTR(kIOHIDProductKey),
kCFAllocatorDefault,
kNilOptions);
if (refCF)
{
CFStringGetCString(refCF,
@ -407,8 +407,12 @@ void _glfwInitJoysticks(void)
joystick->buttons = CFArrayCreateMutable(NULL, 0, NULL);
joystick->hats = CFArrayCreateMutable(NULL, 0, NULL);
CFTypeRef refTopElement = CFDictionaryGetValue(hidProperties,
CFSTR(kIOHIDElementKey));
CFTypeRef refTopElement;
refTopElement = IORegistryEntryCreateCFProperty(ioHIDDeviceObject,
CFSTR(kIOHIDElementKey),
kCFAllocatorDefault,
kNilOptions);
CFTypeID type = CFGetTypeID(refTopElement);
if (type == CFArrayGetTypeID())
{