Gone are the days of games with small level maps and a handful of NPCs. As games become more complex the requirements placed on the AI systems also grows significantly larger. Furthermore, AI techniques are increasingly being used in many other parts of the game engine, and the high levels of indirection that are common in AI code can be notoriously difficult to optimize.
How to Avoid Common Performance Pitfalls When Programming Gameplay and AI
Alex J. Champandard on January 25, 2012
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