Game AI Pro 3

32

Paragon Bots

A Bag of Tricks

Mieszko Zieliński

32.1    Introduction

32.2    Terms Primer

32.3    Extremely Parameterized Behavior Trees

32.3    Ability Picker and Bot Ability Usage Markup

32.3    One-Step Influence Map

32.4    Lane Space

32.4    Other Tricks

32.4    Conclusion

References

32.1  Introduction

Paragon is a MOBA-type game developed by Epic Games, built with Unreal Engine 4 (UE4). Relatively late in the project a decision was made to add AI-controlled players (a.k.a. bots) into the game. Limited time and human resources, and the fact that crucial game systems had already been built around human players, meant there was no time to waste. Redoing human-player-centric elements was out of the question, so the only way left to go was ...