It is a simple process to perform box collisions in Cocoa Touch using the CGRectIntersectsRect function, and while this is easy and provides decent performance it does not make for the most accurate collisions. A couple of new tutorials have been created featuring techniques for creating more accurate collisions methods. The first tutorial is from […]
Tag: 2d
Drawing a 2D Hud on a 3D OpenGL ES scene is a common task when developing games. To do this without any distortion in OpenGL ES you need to draw your HUD through a matrix different from the projection matrix used for 3D objects. Jeff LaMarche, co-author of Beginning iPhone 3 Development, and More iPhone […]