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  • Book Overview & Buying Source SDK Game Development Essentials
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Source SDK Game Development Essentials

Source SDK Game Development Essentials

By : Brett Joseph Bernier
3 (1)
Buy this Book
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Source SDK Game Development Essentials

Source SDK Game Development Essentials

3 (1)
By: Brett Joseph Bernier
Buy this Book

Overview of this book

This book is written by a gamer, for a gamer to guide just about anything with Source SDK giving a firm grasp of all the tools it has to offer using step-by-step explanations. If you’re a keen gamer who wants a bit more out of your favorite game and create your own modifications (mods) and levels with the Source engine, this book is great for you. No programming and Source SDK experience is required.
Table of Contents (18 chapters)
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Source SDK Game Development Essentials
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Source SDK Game Development Essentials
Credits
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Credits
About the Author
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About the Author
About the Reviewers
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About the Reviewers
www.PacktPub.com
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www.PacktPub.com
Preface
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Preface
Lock Free Chapter
1
Getting Started with the Source SDK
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Getting Started with the Source SDK
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Installing Steam
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Getting your tools
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The Source SDK tools overview
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The Source SDK
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Creating your own modification (mod)
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Summary
2
Grasping Hammer
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Grasping Hammer
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Terminology
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Loading Hammer for the first time
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The Hammer overview
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Navigating in 3D
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Navigating in 2D
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VisGroups
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Summary
3
Shaping Your World
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Shaping Your World
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Creating your first room
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A crash course on compiling
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Basic brushwork techniques
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The Vertex Tool
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The Clipping Tool
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The Carve function
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Another window method
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The Object Toolbar
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Creating SkyBoxes
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Summary
4
Textures, Terrain, and Props
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Textures, Terrain, and Props
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Using the Texture Application Tool
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Applying decals
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Applying overlays
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Creating terrain with displacements
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Creating props
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Summary
5
Importing Custom Content
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Importing Custom Content
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Creating materials
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Using VTFEdit
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Importing other materials
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Importing models
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Importing sounds
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Summary
6
Lighting and Compiling
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Lighting and Compiling
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Using lights
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Emphasizing lights
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Modifying Lightmap Grid
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Assigning Smoothing groups
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Compiling concepts
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Cubemaps
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Adding color correction
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Summary
7
Triggers and the Input/Output System
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Triggers and the Input/Output System
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Creating your first trigger
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Input/Output links
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Cascading triggers
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Automatic triggers
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Modifying entity effects
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Using different flags
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Creating subroutines
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Summary
8
Trains and Camera Systems
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Trains and Camera Systems
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Track trains
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Point camera
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Point_viewcontrol
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Summary
9
NPC Movement Basics
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NPC Movement Basics
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Using the Model Viewer
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Making NPCs walk
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Scripted sequences
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Actbusy
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Summary
10
Advanced NPC Scripting
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Advanced NPC Scripting
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Using nodes
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Scripting assaults
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Creating squads
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Summary
11
Source Particle Editor
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Source Particle Editor
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Accessing the tools menu
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Using Particle Editor
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Particles manifest
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Particle children
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Making fireworks
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Summary
1
Index
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Index

Using nodes

The AI (Artificial Intelligence) is clever, but it frequently needs some coercing to really do what we want it to do. That's where the nodes come into play. Nodes come in many varieties, but we'll be focusing on two nodes in this chapter: info nodes define the basic nav-mesh that the NPCs use to get around and hint nodes give additional meaning to the nav-mesh and help with NPC battles.

Using info nodes

Info nodes, when placed, are short yellow boxes and have Ground Node written on them, as shown in the following image:

The info_node entity is the most basic piece that makes up the navigation mesh, but they have a significant impact on how the AI works. To really see how necessary these are, let's start by making a simple map where we can see the difference between having them and not having them. Make a 1024 x 1024 room, place some combine soldiers in it, give yourself a gun, and place some boxes for cover. I have included an example map, that is, ch10_example01 that you can refer...

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Tech Concepts
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Programming languages
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Source SDK Game Development Essentials
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