Re: [DIGImend-users] Experiencing lag (with Huion 1060)

[Dan R. <ade...@gm...>]

Forgot to reply-all.

On Sat, Feb 28, 2015 at 8:51 PM, Dan Roberts <ade...@gm...> wrote:

> Hi Sarah,
>     It should be named "HUION PenTablet Pen" in that case. It should be
> named that in Gimp as well as `xinput --list`. The fact that it's not
> showing up makes me wonder if either the wrong driver is being loaded for
> your tablet, do you mind checking out the output from dmesg when you plug
> in your tablet? (I've had hid-huion, the old driver, grab the tablet
> instead of the new hid-uclogic, and I'd see messages with 'huion' instead
> of 'uclogic'). Did you make sure to rmmod and modprobe the hid-uclogic to
> reload it? You should probably also re-connect the tablet for good measure.
> The only other possibility that comes to mind is that the 1060 has
> significantly different interfaces from the h610, which shouldn't happen
> based on my understanding of the code, but it's not impossible since I'm
> not 100% familiar with the new code.
>
> Thanks,
> Dan
>
> On Sat, Feb 28, 2015 at 8:07 PM, Sarah Owens <owe...@gm...>
> wrote:
>
>> I'm trying out your patch, and from my git-log, I've gotten the patch
>> successfully.  From xinput --list, my only tablet option is called HUION
>> PenTablet, (also the name Gimp gives it), which I think is what it was
>> called before.  What should the new name be, and where should I see the
>> change?
>>
>> Thanks,
>> Sarah
>>
>> On Sat, Feb 28, 2015 at 6:51 PM, Dan Roberts <ade...@gm...> wrote:
>>
>>> Hi Sarah,
>>>     That USB hub is interesting, doubly so that it has the same USB IDs
>>> as the h610 but different specs on Huion's website... (tons of Huion
>>> tablets share the same USB IDs though).
>>>
>>> As far as I know the new driver isn't in any particular branch in the
>>> official digimend git repository at the moment, a series of patches are
>>> being merged into the kernel tree, and I guess those patches will then be
>>> rebased against the digimend driver tree. I'm considering attempting that
>>> this weekend for my own benefit. You can see the patches and the
>>> surrounding discussion in the digimend-devel mailing list:
>>> http://sourceforge.net/p/digimend/mailman/message/33498174/ this patch
>>> in particular .
>>>
>>> If you're feeling brave, since you have the same USB IDs as me, you
>>> might be interested in trying out my modification to see if it makes any
>>> difference. What it does is renames the Pen interface to "... Pen", which
>>> allows Gimp to properly identify it (resolved an issue with me where I'd
>>> have to restart Gimp multiple times and keep plugging/unplugging the tablet
>>> until Gimp properly recognized the device, my theory is the issue you're
>>> describing, which I also had, is related to this recognition issue)
>>>
>>> You can find my change here:
>>> https://github.com/Ademan/digimend-kernel-drivers/tree/rename_pen and
>>> you can see here:
>>> https://github.com/Ademan/digimend-kernel-drivers/commit/5a4f198af725b3137d19634ee8a0af7032f689d5
>>> that it is a very simple change with little potential for issues.
>>>
>>> However, if you do choose to test it, know it is a hack that only I have
>>> tested, and* the main digimend driver should do something very similar
>>> (but better) in the near future.*
>>>
>>> To test it simply build it like you would the regular digimend driver,
>>> make install it, and then you'll need to (as root) rmmod hid-uclogic ;
>>> modprobe hid-uclogic to ensure your kernel loads/reloads the newly
>>> installed module.
>>>
>>> In Gimp you'll want to disable the old device, and enable the new one
>>> (named with "Pen" at the end).
>>>
>>> Just to reiterate though, I think the new official changes should arrive
>>> fairly soon, you're probably better off just waiting for that.
>>>
>>> Cheers,
>>> Dan
>>>
>>> On Sat, Feb 28, 2015 at 4:50 PM, Sarah Owens <owe...@gm...>
>>> wrote:
>>>
>>>> Thanks for the info, Dan.  Is the new version of the driver in a
>>>> feature branch?  (I built from master earlier today).
>>>>
>>>> From lsusb, I think my USB is 256c:006e, like yours.  The device was
>>>> unnamed, but it was one of two that showed up on lsusb after I had
>>>> connected the tablet.  (The second one was "058f:6254 Alcor Micro Corp. USB
>>>> Hub")
>>>>
>>>> Sarah
>>>>
>>>> On Sat, Feb 28, 2015 at 4:26 PM, Dan Roberts <ade...@gm...>
>>>> wrote:
>>>>
>>>>> Hi Sarah,
>>>>>     I have a Huion h610 which has a similar report rate and
>>>>> experienced similar issues, but they have stopped recently. I *believe*
>>>>> they were resolved when I switched to a slightly modified version of the
>>>>> current driver. There is a new version of the driver in development, that
>>>>> *might* resolve it for you if i'm not mistaken. By the way, what is the USB
>>>>> VID and PID of your Huion 1060? I don't see it in the tablet list on
>>>>> http://digimend.github.io/tablets/ . My h610 is 256c:006e (according
>>>>> to lsusb) for example.
>>>>>
>>>>> Thanks,
>>>>> Dan
>>>>>
>>>>> On Sat, Feb 28, 2015 at 2:56 PM, Sarah Owens <owe...@gm...>
>>>>> wrote:
>>>>>
>>>>>> I am trying to set up my Huion 1060pro (
>>>>>> http://huion-tablet.com/product/product.php?sku=1020), in Ubuntu
>>>>>> 14.04.  I installed the DIGImend drivers by following the instructions on
>>>>>> github, and I'm having a few problems.
>>>>>>
>>>>>> When drawing on Krita or the Gimp, my brush-stroke lags seconds
>>>>>> behind where my pen is.  The stroke seems to buffer up, and will finish out
>>>>>> the stroke, but takes forever to do so.
>>>>>>
>>>>>> To solve this problem, I was thinking I might need an xorg.config to
>>>>>> lower sampling rate?  My computer has 8g of RAM (5 reported as "free").
>>>>>>
>>>>>> My other problem is none of the butttons work, except for left-click
>>>>>> on the pen.  Does this device have a known status with the drivers?  (It
>>>>>> looked like it fell in the "other" category for supported Huion devices).
>>>>>>
>>>>>> Thanks!
>>>>>> Sarah
>>>>>>
>>>>>>
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>>>>>>
>>>>>
>>>>
>>>
>>
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