Unity 3.x Game Development Essentials. If you have an idea for a game but lack the skills to create it, this book is the perfect introduction. There’s lots of handholding through all the essentials, culminating in the building of a full 3D game Will Goldstone

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• Unity 3.xGame Development Essentials
  • Table of Contents
  • Unity 3.x Game Development Essentials
  • Credits
  • Foreword
  • About the Author
  • About the Reviewers
  • www.PacktPub.com
    • Support files, eBooks, discount offers and more
      • Why Subscribe?
      • Free Access for Packt account holders
  • Preface
    • What this book covers
    • What you need for this book
    • Who this book is for
    • Getting help with the book and updates
    • Conventions
    • Reader feedback
    • Customer support
      • Downloading the book asset bundle
      • Downloading the color images of this book
      • Errata
      • Piracy
      • Questions
  • 1. Enter the Third Dimension
    • Getting to grips with 3D
      • Coordinates
      • Local space versus world space
      • Vectors
      • Cameras
        • Projection mode3D versus 2D
      • Polygons, edges, vertices, and meshes
      • Materials, textures, and shaders
    • Rigidbody physics
      • Collision detection
    • Essential Unity concepts
      • The Unity wayan example
      • Assets
      • Scenes
      • GameObjects
      • Components
      • Scripts
      • Prefabs
    • The interface
      • The Scene view and Hierarchy
        • Control tools
        • Flythrough Scene navigation
        • Control bar
        • Search box
        • Create button
      • The Inspector
      • The Project window
      • The Game view
    • Summary
  • 2. Prototyping and Scripting Basics
    • Your first Unity project
    • A basic prototyping environment
      • Setting the scene
      • Adding simple lighting
      • Another brick in the wall
        • Building the master brick
        • And snap!Its a row
        • Grouping and duplicating with empty objects
      • Build it up, knock it down!
        • Setting the viewpoint
    • Introducing scripting
      • A new behaviour script or 'class'
      • What's inside a new C# behaviour
        • Basic functions
        • Variables in C#
      • What's inside a new Javascript behaviour
        • Variables in Javascript
        • Comments
      • Wall attack
      • Declaring public variables
        • Assigning scripts to objects
        • Moving the camera
        • Local, private, and public variables
          • Local variables and receiving input
    • Understanding Translate
      • Implementing Translate
    • Testing the game so far
      • Making a projectile
        • Creating the projectile prefab
        • Creating and applying a material
        • Adding physics with a Rigidbody
    • Storing with prefabs
      • Firing the projectile
    • Using Instantiate() to spawn objects
      • Adding a force to the Rigidbody
    • Summary
  • 3. Creating the Environment
    • Designing the game
    • Using the terrain editor
      • Terrain menu features
        • Importing and exporting heightmaps
        • Setting the resolution
        • Mass place trees
        • Flatten Heightmap
        • Refresh tree and detail prototypes
      • The terrain toolset
        • Terrain Script
        • Raise height
        • Paint height
        • Smooth Height
        • Paint Texture
        • Place Trees
        • Paint Details
        • Terrain Settings
      • Creating the islandsun, sea, and sand
        • Step 1Setting up the terrain
        • Step 2Creating the Island outline
        • Step 3Volcano!
        • Step 4Adding textures
          • Painting procedure
          • Sandy areas
          • Grass & Rock
          • Volcanoes rock!
        • Step 5Tree time
        • Step 6The grass is always greener
        • Step 7Let there be lights!
          • Creating sunlight
        • Step 8What's that sound?
          • Sounds2D versus 3D
          • Audio file formats
          • The hills are alive!
          • Importing the book's asset package
          • Further audio settings
        • Step 9Look, there! Up in the skybox!
        • Step 10Open water
        • Step 11Going walkabout
        • Step 12Final tweaks
    • Summary
  • 4. Player Characters and Further Scripting
    • Working with the Inspector
      • Tags
      • Layers
      • Prefabs and the Inspector
    • Anatomy of a character
    • Deconstructing the First Person Controller object
      • Parent-child issues
      • First Person Controller object
        • Object 1: First Person Controller (parent)
          • Transform
          • Character Controller
          • Mouse Look (Script)
          • Character Motor (Script)
          • FPSInput Controller (Script)
        • Object 2: Graphics (child)
          • Mesh filter
          • Mesh Renderer
        • Object 3: Main Camera (child)
          • Camera
          • GUILayer and Flare Layer
          • Mouse Look (Script)
          • Audio listener
    • Further scripting
      • Commands
      • Variables
        • Variable data types
        • Using variables
          • Public versus private variables
          • Declaring public and private variables
    • Full example
      • Functions
        • Update()
        • OnMouseDown()
      • Writing custom functions
        • Return type
        • Arguments
      • Declaring a custom function
        • Calling a custom function
      • If else statements
        • C#:
      • Multiple conditions
        • For loops
    • Inter-script communication and Dot Syntax
      • Accessing other objects
      • Find() and FindWithTag()
      • SendMessage
      • GetComponent
        • Programming for Mobile
        • Dot Syntax
      • Comments
        • Further reading
    • Scripting for character movement
      • Deconstructing the script
        • Full script (Javascript)
      • Variable declaration
        • Storing movement information
        • Moving the character
        • Checking grounded
        • @Script commands
    • Summary
  • 5. Interactions
    • External modeling applications
      • Common settings for models
      • Meshes
      • Normals and Tangents
      • Materials
      • Animations
      • Animation Compression
    • Setting up the outpost model
    • Adding the outpost
      • Positioning
      • Rotation
      • Adding colliders
      • Adding the Rigidbody
      • Adding audio
      • Disabling automatic animation
    • Collisions and triggers
    • Ray casting
      • The frame miss
      • Predictive collision detection
    • Opening the outpost
      • Approach 1Collision detection
        • Creating new assets
        • Scripting for character collision detection
          • Working with OnControllerColliderHit
          • OpenDoor() custom function
            • Declaring the function
            • Checking door status
            • Playing audio
          • Testing the script
            • Extending colliders
            • Playing animation
            • Reversing the procedure
            • Code maintainability
            • Drawbacks of collision detection
      • Approach 2Ray casting
        • Disabling collision detection with comments
        • Migrating codewriting a DoorManager script
        • Tidying PlayerCollisions
        • Casting the ray
        • Resetting the collider
      • Approach 3Trigger collision detection
        • Creating and scaling the trigger zone
        • Scripting for trigger collisions
          • Removing PlayerCollisions
    • Summary
  • 6. Collection, Inventory, and HUD
    • Creating the power cell prefab
      • Downloading, importing, and placing
      • Tagging the power cell
      • Collider scaling and rotation
        • Enlarging the power cell
        • Adding a trigger collider
        • Collider scale
      • Adding the Rigidbody
      • Creating the power cell script
        • Adding rotation
      • Adding Trigger Collision Detection
      • Saving as a prefab
    • Scattering power cells
    • Writing the Player Inventory
      • Saving the charge value
        • Setting the variable start value
        • Audio feedback
      • Adding the CellPickup() function
        • Adding the Inventory to the player
    • Restricting outpost access
      • Restricting door access with a cell counter
    • Displaying the power cell HUD
      • Import settings for GUI textures
      • Creating the GUITexture object
      • Positioning the PowerGUI texture
      • Scripting for texture swap
      • Understanding arrays
        • Adding the HUD array
        • Assigning textures to the array
        • Disabling the HUD for game start
        • Enabling the HUD during runtime
        • Adding the power generator
      • Signifying door unlock
        • Adding the locked light
        • Switching lights and removing the HUD
    • Hints for the player
      • Writing on screen with GUIText
        • Scripting for GUIText control
        • Adjusting hints to show progress
        • Using fonts
    • Summary
  • 7. Instantiation and Rigidbodies
    • Utilizing instantiation
    • Rigidbodies
      • Forces
      • The Rigidbody component
    • Making the mini-game
      • Creating the coconut prefab
        • Creating the textured coconut
        • Adding physics
        • Saving as a prefab
      • Creating the Launcher object
      • Scripting to throw coconuts
        • Checking for player input
        • Playing feedback sound
        • Instantiating the coconut
        • Naming instances
        • Assigning velocity
        • Adding development safeguards
          • Ensuring component presence
          • Safeguarding collisions
            • Using IgnoreCollision() code
          • Ignoring collisions with layers
          • Including the Audio Source component
      • Final checks
      • Instantiate restriction and object tidying
        • Activating coconut throw
          • Writing the throwing mat trigger script
      • Adding the coconut shy shack
        • Import settings
          • Creating the throwing mat trigger
        • Removing coconuts
          • Targets and coconut collisions
        • Placement
        • Disabling automatic animation
        • Adding Rigidbodies to moving parts
        • Writing the Coconut collision detection script
          • Establishing variables
          • Collision detection
          • Using co-routines to time game elements
          • Including the Audio Source component
        • Assigning the script
        • Creating more targets
      • Winning the game
        • Setting up variables
        • Checking for a win
        • Script assignment
        • Incrementing and decrementing target count
          • Adding to the target count
          • Subtracting from the target count
      • Finishing touches
        • Adding the crosshair
          • Toggling the crosshair GUI Texture
        • Informing the player
    • Summary
  • 8. Particle Systems
    • What is a particle system?
      • Particle Emitter
      • Particle Animator
      • Particle Renderer
    • Creating the task
      • Assets involved
      • Adding the log pile
      • Creating the campfire particle systems
        • Creating fire
          • Ellipsoid Particle Emitter settings
          • Particle Animator settings
          • Particle Renderer settings
          • Adding a material
          • Positioning the FireSystem
          • Time to Test!
        • Blowing smoke!
          • Ellipsoid Particle Emitter settings
          • Particle Animator settings
          • Particle Renderer settings
          • Positioning
        • Adding audio to the fire
          • 3D Audio
      • Lighting the fire
        • Adding the matches
          • Writing the Match Collection script
        • Creating the matches GUI
        • Collecting the matches
        • Starting the fire
          • Using arrays and loops for commands on multiple objects
          • Signifying Inventory usage
    • Testing and confirming
      • So, what's the problem?
        • Safeguarding with additional conditions
    • Summary
  • 9. Designing Menus
    • Interfaces and menus
      • Creating the scene
        • Duplicating the island
          • Grouping the environment objects
          • Duplicating the scene
          • Framing the shot
        • Preparing textures for GUI usage
        • Adding the game title
          • GUITexture formats
          • Creating the GUITexture object
          • Positioning
    • Creating the menu with GUITextures and mouse events
      • Adding the play button
      • GUITexture button script
      • Loading scenes
      • Assigning public variables
      • Testing the button
      • Adding the instructions button
      • Adding the quit button
      • Checking scripts with Debug commands
    • Creating the menu with the Unity GUI class and GUI skins
      • Disabling game objects
      • Creating the menu
        • Creating public variables
        • The OnGUI() function
        • Positioning for GUIs
          • Pixel-specific positioning
        • Styling GUI buttons with a GUI skin
        • Using textures for GUI button backgrounds
        • Choosing font size for GUI buttons
          • Resolution-independent positioning
        • Scripting button actions
        • Adding the Instructions page
          • Creating menu pages
          • Formatting the GUI label with the GUI skin asset
          • A note on optimizing the loading process
    • Summary
  • 10. Animation Basics
    • Game win sequence
      • Win sequence approach
      • Triggering the win
      • Creating the game win messages
        • Positioning win sequence GUI elements
        • Grouping GUITextures for optimized instantiation
      • Animating with linear interpolation (Lerp)
        • Adjusting animations
        • Storing the win sequence
      • Creating the win object
      • Creating the Fader and using the Animation panel
        • Scaling for various resolutions
        • Starting the Fader from invisibility
        • Animation panel overview
        • Creating an animation clip
        • Creating keyframes
        • Using animation curves
        • Adding animation events
        • Creating and animating the Loading GUI
        • Loading scenes with animation events
        • Storing and instantiating the Loading GUI
      • Loading the win sequence
      • Layering GUITextures
      • Challengefading in the Island scene
    • Summary
  • 11. Performance Tweaks and Finishing Touches
    • Terrain tweaks and player position
      • Tweaking the terrain
        • Positioning trees
      • Hills, troughs, and texture blending
        • Life's a beach
      • Keep on the right path
    • Positioning the player
    • Optimizing performance
      • Camera Clip Planes and Fog
      • Lightmapping
        • Lighting and baking the island
        • Preparing for lightmapping
          • The outpost and generator
            • Lighting inside the outpost
            • Lighting a mesh with a Self Illuminated shader
            • Lighting inside with Baked-Only Point Lights
          • The coconut shy
          • The campfire
        • Baking the lightmap
          • Lightmapping overview
          • Ambient lighting
          • Including lights
          • Excluding from the bake
          • Baking the scene
        • Restoring dynamic objects
    • Finishing touches
      • Volcano!
        • Positioning the particle system
          • Required assets
        • Making the smoke material
        • Particle system settings
          • Ellipsoid Particle Emitter settings
          • Particle Animator settings
        • Adding audio to the volcano
        • Volcano testing
      • Coconut trails
        • Editing the Prefab
        • Trail Renderer component
        • Updating the prefab
      • Summary
  • 12. Building and Sharing
    • Build options
      • Web Player
        • Web Player Streamed
      • PC or Mac standalone
      • OSX Dashboard Widget
    • Build Settings
    • Player Settings
      • Cross-Platform Settings
      • Per-Platform Settings
        • Resolution and Presentation
          • Web Player Settings
          • Standalone Settings
        • Icon
          • Standalone
        • Splash Image
          • Standalone
        • Other Settings
          • Web Player
          • Standalone
    • Quality Settings
    • Player Input settings
    • Building the game
      • Adapting for web build
        • Quit button platform automation
        • Preparing for streaming
          • Displaying streamed loading progress
          • Styling the loading info box
      • First Build
        • Building the Standalone
        • Free versus Pro
      • Building for the Web
        • Embedding web player builds in your own site
          • The <head>web JavaScript
          • Making the <head> code portable
          • Object embedding from the <BODY>
          • Styling your Unity embed with CSS
    • Sharing your work
      • Sharing on Kongregate.com
    • Summary
  • 13. Testing and Further Study
    • Learn by doing
    • Testing and finalizing
      • Public testing
        • Frame rate feedback
        • Optimizing performance
    • Approaches to learning
      • Cover as many bases as possible
      • Don't reinvent the wheel
      • If you don't know, just ask!
    • Summary
  • Index

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