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A-Life and NPC AI Behind S.T.A.L.K.E.R. Clear Sky

Dmitriy Iassenev on December 13, 2008

In this interview, Dmitriy Iassenev talks about the A-Life and the NPC AI behind the Clear Sky prequel to the original S.T.A.L.K.E.R. Dmitriy discusses how they managed to deal with many more Stalker NPCs in the world, how the level-of-detail system works, ways for the designers to control the outcome of the A-Life simulation, and insights into the tuning process. On the individual AI level, Dmitriy discusses navigation withing a large world, how dynamic obstacle avoidance works, and the process of generating cover locations. Dmitriy also shares his insights into the development process.