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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

Drawing influence maps

To display the current state of the influence map, you can call Sandbox.DrawInfluenceMap. The influenceMapLayer function that is passed in determines which of the 10 possible layers are to be drawn. As our influence maps support both positive and negative influences, three different colors are used to draw the resulting map:

Sandbox.DrawInfluenceMap(
    sandbox,
    influenceMapLayer,
    positiveInfluenceColor,
    neutralInfluenceColor,
    negativeInfluenceColor);

Each color passed to DrawInfluenceMap is a Lua table that represents the red, green, blue, and alpha properties of the color in the range of 0 to 1. In the earlier cases, the influence map was drawn with these settings:

Sandbox.DrawInfluenceMap(
    sandbox,
    0,
    { 0, 0, 1, 0.9 },
    { 0, 0, 0, 0.75 },
    { 1, 0, 0, 0.9 });

Note

Drawing the influence map only shows what the influence map looks like at that exact moment. The debug drawing of the influence map will not get updated on its own. Adding...

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