Reflection? How do I do it?

Question

This is over my head, can someone explain it to me better? http://mathworld.wolfram.com/Reflection.html

I\'m making a 2d breakout fighting game, so I need the ball t

Answer 1

Is this just about the equation formatting? Because I see nicely formatted equations, not the LaTeX-style markup appearing in your question. So step 1: try viewing the page in a different web browser and see if it looks clearer.

More substantively, I'd recommend a different kind of resource. Fundamentally, you're looking at collisions, which are normally better treated in a physics text than a math text. Any introductory physics textbook will have a chapter on collisions, which should be directly applicable to your game.