[Haskell-cafe] Anyone familiar with Hpysics?

[Sven Bartscher]

On Sat, 5 Sep 2015 14:38:31 +0300
Roman Cheplyaka <roma at ro-che.info> wrote:

> Hi Sven,
> 
> I'm the author; Hpysics was my Google Summer of Code project back in 2008.
> 
> I've lost interest in this area since then. I might be able to answer
> some basic questions; but mostly, you're on your own. I also wrote an
> article for The Monad Reader about hpysics, it might be helpful:
> https://wiki.haskell.org/wikiupload/f/f0/TMR-Issue12.pdf

Thanks for your answer and offer!

> From what I remember, hpysics had fairly basic functionality (collision
> detection and response), so be prepared to do a lot of stuff yourself.
> If you want to *use* a physics engine rather than *develop* one, you
> should probably look into other projects.

That mirrors my observations (after the first mail). Friction seems to
be missing and some utilities known from bullet, like actors and
vehicles, seem to be missing. So I guess I will have to use something
else instead.

Regards
Sven

> On 05/09/15 11:43, Sven Bartscher wrote:
> > Greetings,
> > 
> > I recently found the physic library/engine Hpysics. It looks really
> > nice and would like to use it for a project, because it's more natural
> > to use in Haskell, than Bullet is.
> > 
> > The problem with the library, seems to be, that it doesn't seem, like
> > it retrieved a lot of maintainer attention lately, e.g. after
> > downloading it, I had to fix some type errors in the library (some
> > incompatibility to GL floats), to get it working.
> > 
> > The author field in the .cabal file lacks an email, so I can't contact
> > him and ask if he still cares about the package.
> > 
> > Given that there doesn't seem to be an active maintainer and I need the
> > package, I would be willing to take over its maintenance.
> > 
> > The documentation is not really verbose about most stuff, so there are
> > some things, where I don't know how they are supposed to work.
> > 
> > Is there maybe someone, who was involved in writing the library or
> > maintaining it, or someone, who just used it and can help me, with
> > getting it in shape again, or maybe someone, who still feels
> > responsible for it and just didn't update it, because there was no
> > interest?
> > 
> > PS: The package can be found on http://code.haskell.org/hpysics/, but
> > not on hackage (another reason, why I believe it's not actively
> > mantained anymore).
> > 
> > Regards
> > Sven
> > 
> > 
> > 
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> > 
> 
> 
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