I've found the book Game Engine Architecture extremely helpful with this. http://www.amazon.com/Game-Engine-Architecture-Jason-Gregory/dp/1568814135 http://www.

I've found the book Game Engine Architecture extremely helpful with this. http://www.amazon.com/Game-Engine-Architecture-Jason-Gregory/dp/1568814135 http://www.amazon.com/Game-Engine-Architecture-Jason-Gregory... If you're looking to find out how a physics engine works you should check out Box2D, it's an open source 2D physics engine. https://github.com/erincatto/Box2D https://github.com/erincatto/Box2D