3D Ball Movement (Soccer wall)

Hi! I've searched the forum but didnt have luck to find some example,
but I'm pretty sure somebody tried this already.

I wanna do a 'simple' soccer wall style game, this should work on ios too,
so no use of special extensions. It should look like this:

Attachment 6362

I know you need some special routine to make this work, but i have actually
no clue where to start :(

would be amazing if you could help me here,

thanks!

sorry for bumping this, but have somebody of you an idea how to start?!?

thanks!

You could easily fake a game like this with scaling. This thread is a good place to start.