Re: [Mypaint-discuss] The Future of MyPaint on Windows

2011-10-09 Thread Jon Nordby
On 9 October 2011 12:39, Mihai Cozma mihai.co...@gmail.com wrote:
 Hi,
Hi!
 While I'm quite happy with my linux installation where I can use the latest
 version of my paint, the wacom support for their tablets in linux is quite
 poor. Another issue is that I have to reboot my machine from Windows into
 linux every time I want to paint something, then switch back for other
 tasks.

 Yesterday I've tried to use a linux virtual machine on Windows (both with
 Oracle Virtualbox and vmWare Player), and I had basically no 2D acceleration
 and when I've tried to enable the tablet device on them, one crashed and the
 other made no difference between the tablet and a simple mouse.
 All of this kind of points out that I should stick to Windows where Wacom
 support is best and where I do all my other stuff (programming, playing
 games, etc) except painting.However, because of some Gtk issues (which
 should be a portable library), the latest development version of MyPaint is
 not available on Windows and hasn't been for quite a while now. I also heard
 that the build on Mac OS has some issues too.
 Question is: is there any future for MyPaint on other platforms than linux?
The latest stable version of MyPaint works pretty OK on Windows does
it not? I don't think it is a requirement that the development version
is available for end-users on all platforms. We currently have a
problem that we don't release stable versions often enough (in my
opinion), but that is not platform specific.

 The way I see it, there are two solutions to this problem:
 1. Switch to other library from GTK, one which works better on all target
 platforms.
 2. Completely separate the GUI layer from the engine (which I think it is
 already happening) and use/maintain platform specific implementations for
 the GUI, that would assure maximum compatibility with their specific
 platform.
 What do you think about it?
You are missing one obvious solution: Fix GTK+, at least the parts
that MyPaint cares about.

In any case, I think you are missing the point. The problem with non
GNU/Linux platforms and MyPaint is not the UI toolkit used. The
problem is that there is very little developer activity on getting it
to work well on those platforms. Switching to a different toolkit or
creating platform specific UIs will not solve that problem (the latter
would just make it worse).
We simply need more people working on MyPaint+Windows and MyPaint+OSX.
You care about MyPaint+Windows and do programming. Are you in?

-- 
Jon Nordby - www.jonnor.com

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Re: [Mypaint-discuss] The Future of MyPaint on Windows

2011-10-09 Thread Mihai Cozma
On Sun, Oct 9, 2011 at 2:47 PM, Jon Nordby jono...@gmail.com wrote:

 The latest stable version of MyPaint works pretty OK on Windows does
 it not? I don't think it is a requirement that the development version
 is available for end-users on all platforms. We currently have a
 problem that we don't release stable versions often enough (in my
 opinion), but that is not platform specific.


Yes, it works OK on Windows, but the features found in the development
version are quite a must. Indeed, maybe that is the case, stable versions
are releases with too much time in between them. However, the current
development version seemed pretty stable to me, so I guess there should be a
stable version release coming soon.



 You are missing one obvious solution: Fix GTK+, at least the parts
 that MyPaint cares about.

 In any case, I think you are missing the point. The problem with non
 GNU/Linux platforms and MyPaint is not the UI toolkit used. The
 problem is that there is very little developer activity on getting it
 to work well on those platforms. Switching to a different toolkit or
 creating platform specific UIs will not solve that problem (the latter
 would just make it worse).
 We simply need more people working on MyPaint+Windows and MyPaint+OSX.
 You care about MyPaint+Windows and do programming. Are you in?

 Well, I'm certainly in (for as much time as I can spare) but there are some
inconvenient stuff for which I need your help:

First, while I have a fair amount of experience in programming, I mainly
worked on Windows
with Microsoft tools (C/C++ and more recently C#). I have a bit of knowledge
about python
to get around, but not too much. I have minimum experience with stuff like
cygwin
and mingw32, just enough to build simple projects with them. The most
advanced stuff
I ever did with them was to configure such an environment for building the
Crystal Space
game engine, but that is where my experience with them stops.

I've tried a quick build some time ago using this
http://opensourcepack.blogspot.com/2009/08/mypaint-git-build-for-win32.html
and it built something but the outcome didn't really run.

So I would need some help first in getting a proper working environment to
start with and
then a bit of pinpointing of where I should start my investigation and what
is the workflow with these tools. After that,
I think I might be able to do progress on my own in terms of coding and bug
fixing.

Thanks, waiting for your reply.
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Re: [Mypaint-discuss] The Future of MyPaint on Windows

2011-10-09 Thread Jon Nordby
On 10 October 2011 00:43, Mihai Cozma mihai.co...@gmail.com wrote:
 Thanks for the reply, useful links.
 I also found the next text there:
 The plan seems to wait GTK 3.x become stable for win32 which takes sometime
 which ultimately invalidate this instruction as we will go with PyGI instead
 of PyGTK which is also another problem because GI isn't ported to win32 yet.
 That's the pity situation for mypaint win32.
 So based on this information, is there any point in trying to fix bugs and
 stuff, or we just have to wait until GI gets ported to windows and gtk 3 is
 stable for windows and so on? I mean, would all the work done trying to fix
 the problem in 2.24 get obsolete by the time GTK 3.x and this GI gets used?
Fixing the critical/blocking issues in GTK 2.x on Windows is very
valuable still.

Porting MyPaint to PyGI and GTK 3.x will likely not happen for the
next release. Meaning that without GTK 2.x fixed it will be some
additional months _after_ we get the next release out before Windows
will get the new stuff.
There are other projects that will benefit from having GTK 2.24 fixed
as well. GIMP 2.8 is another release that is also blocking on
this/these tablet bugs.

And, I would not be totally surprised if fixes are also applicable to GTK 3.x
-- 
Jon Nordby - www.jonnor.com

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