6

TACTICAL AND STRATEGIC AI

THE DECISION MAKING techniques we looked at in the last chapter have two important limitations: they are intended for use by a single character, and they don’t try to infer from the knowledge they have to a prediction of the whole situation.

Each of these limitations is broadly in the category of tactics and strategy. This chapter looks at techniques that provide a framework for tactical and strategic reasoning in characters. It includes methods to deduce the tactical situation from sketchy information, to use the tactical situation to make decisions, and to coordinate between multiple characters.

In the model of AI I’ve been using so far, this provides the third layer of our system, as shown in Figure 6.1.

It is worth ...

Get AI for Games, Third Edition, 3rd Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.