ThursDev: Macro Game Essentials Part 3: Artificial Intelligence - Creating an Aggro function

In this week's ThursDev, Luke continues his primer on Artificial intelligence with a tutorial on creating a function to get an array of localized actors and sort them based on criteria defined in an Enum. Learn about Simple "Zombie AI", basic concepts of Aggro in games and how to implement a system of unit detection to help bring AI characters to life.

0:47 What is Aggro?
1:24 Pre-planning
1:38 The "Hacky" way
2:18 Why to use a Function instead
5:20 Breaking Aggro up into discrete functions
5:35 What is an Enum?
7:48 Setting up the Function
9:31 Getting an array with MultiSphereTraceForObjects
14:47 Setting up the Array sorting mechanic
19:03 Implementing the function and testing

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ThursDev is a weekly series where the NPCs talk about aspects of game development, teach about tools of the trade and offer tutorials in various game dev disciplines. Focused around development principles relevant to small-to-mid-sized developers, indies, hobbyists & hopefuls alike, the series includes basic tutorials, genre retrospectives, thoughts on relevant emerging trends in the games industry and game development theory, methodology and philosophy.

The NPCs are:
Luke Rideout (Project Manager at Hothead Games): Game Design & Production
Jon Wood (Project Manager at Current Studios): Production, Sound, PR & Games Journalism
Matt Goodmanson (Senior Artist at Silverback Games): 2D & 3D art

All opinions and techniques stated in these videos are personal to the members of Level 0 NPCs. None of the opinions or views stated in this video represent the views or beliefs of Hothead Games, Current Studios or Silverback Games.

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