Designing caracters for a metroidvania-style game for gamejam. Due to the late start, only a demo will be delivered in time. =(
-Thiago On Sat, Aug 9, 2008 at 10:59 AM, DR0ID <[EMAIL PROTECTED]> wrote: > Hi > > here is a good tutorial about 2d collision (probably you already know): > http://www.harveycartel.org/metanet/tutorials.html > > The most important thing to understand is the 'Separating axis theorem' (as > you probably already know it and you can use it for 3D too). It only handles > convex polygons. For concave polygons it is a bit more complex (I haven't > done such, so I have no idea how to handle them, but the internet sure has > an answer). > > I used the same techniques for my pyweek entry Murmel and it worked quite > well (it is not perfect because of the crappy collision response and it has > the bullet-paper problem). > > ~DR0ID > > > Michael George schrieb: >> >> It's still somewhat on the back burner, but I've been working on a library >> to allow you to drag and drop irregularly shaped objects (esp. circles and >> polygons) while preventing interpenetration. It's a surprisingly hard >> problem and I'm reading a lot of computational geometry papers to find an >> algorithm to solve it. >> >> This is a subproject/distraction from my game, PEN (puzzles from the >> engineer's notebook) which was loosely inspired by the incredible machine: >> http://sourceforge.net/projects/pen/. You can see a buggy, circles-only >> version of the dragging problem in the code there if you're curious. I'm >> hoping a library would be something useful to other game designers. What do >> you think? >> >> --Mike >> >
