Re: [DIGImend-devel] Huion H420 Pen Tablet

[Nikolai K. <sp...@gm...>]

Hi Joe,

On 06/21/2014 01:44 AM, Joe Wrigley wrote:
> (sending again as I didn't realise that I'd sent the previous one as HTML :-/ )

You HTML was fine, but plain text makes it a bit better, thank you :)

> I recently purchased a tablet on eBay, having looked at your project
> and taken punt that it would work.
>
> I should mention that I have very little experience with graphic
> tablets, so excuse any misused terminology.
>
> When I plugged it in, in Fedora 20, it was recognised by the drawing
> area was tiny. I duly followed the instructions on
> https://github.com/DIGImend/huion-driver to build it and lo, it did
> work.

Great!

> I have had some difficulty getting applications to recognise the pressure:
>
> Gimp - works without pressure without any configuration changes, if I
> switch the device settings to Screen, it stops being able to draw
> anything

This is strange. Perhaps a question to Fedora or GIMP support is in order.

> Mypaint - works with pressure if I choose the right device out of the
> three listed in the dialog.
>
> Inkscape - also works with pressure settings if I choose the right device.
>
> Both mypaint and inkscape forget the settings with each run, however.

Do they forget them if you just restart the application, or if you reconnect
the tablet as well?

> Since mypaint and inkscape can get the pressure settings when they
> feel cooperative, I assume that the kernel driver is working properly
> and any issues are probably application/library issues.

Yes, the kernel part seems to work correctly.

> For interest, I collected the diagnostic data, attached. Perhaps you
> can verify my assumption that this model is working properly with the
> current driver (and add it to the wiki if I'm correct)?

Thank you for the diagnostics and the photo. However, these are more suitable
for making a driver than verifying that it works. Still, judging from your
description it seems working. I would be interested in seeing huion-probe [1]
output, if possible, though.

> Thanks for your work,

You're welcome!

Nick

[1] https://github.com/DIGImend/huion-tools