Game AI Pro 3

31

Behavior Decision System

Dragon Age Inquisition’s Utility Scoring Architecture

Sebastian Hanlon and Cody Watts

31.1    Introduction

31.2    The Behavior Decision System

31.3    Enumerating Potential Actions

31.4    Evaluating Behaviors

31.5    Execution Step

31.6    Movement and Passive Behaviors

31.7    Modularity and Opportunities for Reuse

31.8    Conclusion

Acknowledgments

References

31.1  Introduction

The real-time combat sequences of Dragon Age: Inquisition (DA:I) pit the player-controlled Inquisitor in a fight to the death against shambling undead, fearsome demons, and–of course–towering dragons. It is a tough job, but the Inquisitor is not alone; fighting alongside his or her are three AI-controlled allies–fellow members of the Inquisition ...