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Learning game AI programming with Lua

You're reading from   Learning game AI programming with Lua Leverage the power of Lua programming to create game AI that focuses on motion, animation, and tactics

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Product type Paperback
Published in Nov 2014
Publisher Packt
ISBN-13 9781783281336
Length 352 pages
Edition 1st Edition
Languages
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Toc

Table of Contents (11) Chapters Close

Preface 1. Getting Started with AI Sandbox FREE CHAPTER 2. Creating and Moving Agents 3. Character Animations 4. Mind Body Control 5. Navigation 6. Decision Making 7. Knowledge Representation 8. Perception 9. Tactics Index

Creating userdata


So far we've been using global data to store information about our agents. As we're going to create decision structures that require information about our agents, we'll create a local userdata table variable that contains our specific agent data as well as the agent controller in order to manage animation handling:

local userData =
{
    alive, -- terminal flag
    agent, -- Sandbox agent
    ammo, -- current ammo
    controller, -- Agent animation controller
    enemy, -- current enemy, can be nil
    health, -- current health
    maxHealth -- max Health
};

Moving forward, we will encapsulate more and more data as a means of isolating our systems from global variables. A userData table is perfect for storing any arbitrary piece of agent data that the agent doesn't already possess and provides a common storage area for data structures to manipulate agent data. So far, the listed data members are some common pieces of information we'll be storing; when we start creating individual...

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