Pro Silverlight 5 in VB

Frame-Based Animation

Along with the property-based animation system, Silverlight provides a way to create frame-based animation using nothing but code. All you need to do is respond to the shared CompositionTarget.Rendering event, which is fired to get the content for each frame. This is a far lower-level approach, which you shouldn't tackle unless you're sure the standard property-based animation model won't work for your scenario (for example, if you're building a simple side-scrolling game, creating physics-based animations, or modeling particle effects such as fire, snow, and bubbles).

The basic technique for building a frame-based animation is easy. You attach an event handler to the shared CompositionTarget.Rendering event. After you do, ...