Re: Using Gamepads..?

On Tue, Mar 9, 2010 at 2:05 PM, Aya Koshigaya <[email protected]> wrote:

> Hi,
>
> mhh... I still don't realy get it :(
>
> A few years ago when I was still developing for Windows, I used
> DirectInput.
> There any gamepad device was handled as the same, I didn't had to write
> some special code for every different device.
>
> And I didn't had to care about how the device is connected (Bluetooth,
> USB..).. I just got a list of devices and their buttons and axis-sticks..
>
> Isn't there something like this for MacOS..?
>

You might try DDHidLib.  I haven't used it, but it looks cool. :-)

http://www.dribin.org/dave/blog/archives/2007/03/19/ddhidlib_10/

-Ken


>
> Aya~
>
>
> On 05.03.2010, at 18:41, Mr. George Warner wrote:
>
> > On Mar 5, 2010, at 3:09 AM, Aya Koshigaya wrote:
> >
> >> Thanks a lot for the source! :)
> >>
> >>> I don't know where you get 1K lines of code… I can do all my HID
> communications in less that a half page of code.
> >>
> >> You example has more then a few thousand lines of code - even without
> the HID Utilities it's still about 1000 lines :)
> >> Sure a lot of printf etc, but... still ..
> >
> > Boiling it down to the essential (HID) stuff:
> >
> > In applicationDidFinishLaunching:
> >
> >    hidManagerRef = IOHIDManagerCreate(kCFAllocatorDefault,
> kIOHIDOptionsTypeNone);
> >    IOHIDManagerSetDeviceMatching(hidManagerRef, NULL);
> >    IOHIDManagerRegisterDeviceMatchingCallback(hidManagerRef,
> Handle_DeviceMatchingCallback, nil);
> >    IOHIDManagerRegisterDeviceRemovalCallback(hidManagerRef,
> Handle_DeviceRemovalCallback, nil);
> >    IOHIDManagerScheduleWithRunLoop(hidManagerRef, CFRunLoopGetCurrent(),
> kCFRunLoopDefaultMode);
> >    IOReturn ioReturn = IOHIDManagerOpen(hidManagerRef,
> kIOHIDOptionsTypeNone);
> >
> > In Handle_DeviceMatchingCallback:
> >
> >    I check the vendor & product ID using:
> >
> >    long vendorID = IOHIDDevice_GetVendorID(inIOHIDDeviceRef);
> >    long productID = IOHIDDevice_GetProductID(inIOHIDDeviceRef);
> >
> >    (note: if you know the exact device you're interested in you can pass
> a non-NULL dictionary to IOHIDManagerSetDeviceMatching above.)
> >
> >    and if it's the device I'm interested in I:
> >
> >    IOHIDDeviceRegisterInputReportCallback(inIOHIDDeviceRef, report,
> reportSize, Handle_IOHIDDeviceIOHIDReportCallback, nil);
> >
> > Then in Handle_IOHIDDeviceIOHIDReportCallback I can see my incoming
> reports.
> >
> > All the rest of that code is ether PS3 specific (like the bluetooth
> stuff) or has nothing to do with HID.
> >
> > That's about nine lines of code… ;-)
> >
> > All those APIs are documented in my technote at: <
> http://developer.apple.com/mac/library/technotes/tn2007/tn2187.html>.
> >
> > --
> > Enjoy,
> > George Warner, (408)974-0668
> > Schizophrenic Optimization Scientist
> > Apple Developer Technical Support (DTS)
> > <[email protected]>
> >
> >
> >
>
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