Re: [pygame] ANN: pymunk 1.0.0 (a 2d physics lib)

[René Dudfield <renesd@xxxxxxxxx>]

very cool!


On Wed, Mar 17, 2010 at 10:33 PM, Victor Blomqvist <vb@xxxxxxxx> wrote:
>
> Hi everyone,
>
> Here is more or less a copy paste from python-announce, but I thought
> it might fit in here as well as those using pygame might be interested
> in 2d physics in their games/apps and not everyone follows the announce
> list (I don't).
>
> Im glad to announce that pymunk 1.0.0 have been released, a library
> wrapping the 2d physics engine Chipmunk.
>
> You can find it here: http://code.google.com/p/pymunk/
>
> What is pymunk?
> ===============
> pymunk is a easy-to-use pythonic 2d physics library that can be used
> whenever you need 2d rigid body physics from Python. It is built on
> top of
> the very nice 2d physics library Chipmunk,
> http://code.google.com/p/chipmunk-physics/
>
> Its purpose can be summarized as:
> "Make 2d physics easy to include in your game"
>
> It is (or striving to be):
>
>     * Easy to use - It should be easy to use, no complicated stuff
> should be needed to add physics to your game/program.
>     * "Pythonic" - It should not be visible that a c-library (chipmunk) is
>       in the bottom, it should feel like a python library (no strange
>       naming, OO, no memory handling and more)
>     * Simple to build & install - You shouldnt need to have a zillion of
>       libraries installed to make it install, or do a lot of command line
>       trixs.
>     * Multiplatform - Should work on both windows, nix and OSX.
>     * Non-intrusive - It should not put restrictions on how you structure
>       your program and not force you to use a special game loop, it should
>       be possible to use with other libraries like pygame and pyglet.
>
> I hope and believe that with the latest release (1.0.0) these points are
> mostly fulfilled and visible if you use pymunk.
>
> Its licensed under the MIT license just as Chipmunk, so everyone
> should be able to use it.
>
> What is new?
> ============
> With this release pymunk has most features I wanted, follows the latest
> chipmunk version, has quite good api documentation and is fairly well tested
> and hopefully quite stable. As such I think it's about time the version is
> bumped to 1.0.0.
>
> As this version is updated to include the new features in chipmunk, and also
> contain at least one breaking change it is not unlikely that it will break
> your code. On the other hand, now it has the newest callback system (see
> Space.add_collision_handler), new joints and other cool stuff that will make
> it easier and more fun to include 2d physics into your program/game :)
>
> Changes from the last release:
>
>     * Vec2d now uses radians instead of degrees for all default angle
>       functions. This might break existing code!
>     * Upgraded to latest chipmunk. This means new system of callbacks and
>       many other fixes
>     * Many unittests added.
>     * Better py3k compatibility (everything except for the setup script
>       should work)
>     * Better 32/64 bit handling
>     * and more
>
> /Victor - the main pymunk developer