A game and physics engine for Flash including:

• Rigid Body Dynamics
• Scene management
• Line of sight
• User Input
• Scrolling
• AI

Core parts of the physics solver and collision system are based on the C physics engine Chipmunk

Development

Apart from the conversion from C to AS3 and OOP, many adaption have be made to tune the engine for the performance characteristics of the AVM2. In summary:

• The original relies heavily on memory operations & copy/update arrays for many things - especially contact lists. Array operations (splicing, adding/removing elements) is expensive in this situation. AVM2 Optimization All these arrays were replaced with linked lists