Unity Manual

• Unity User Manual (2019.2)
  • Documentation versions
  • Switching between Unity versions in the documentation
  • Offline documentation
• Packages
  • Verified packages
    • Advertisement
    • Alembic
    • Analytics Library
    • In App Purchasing
    • Lightweight RP
    • Post Processing
    • Test Framework
  • Preview packages
    • 2D Animation
    • 2D IK
    • 2D Pixel Perfect
    • 2D PSD Importer
    • Adaptive Performance
    • Adaptive Performance Samsung Android
    • Addressables
    • AI Planner
    • Android Logcat
    • Animation Rigging
    • AR Foundation
    • ARCore XR Plugin
    • ARKit Face Tracking
    • ARKit XR Plugin
    • Asset Bundle Browser
    • Asset Graph
    • Barracuda
    • Build Report Inspector
    • Burst
    • Cinemachine
    • Collections
    • DOTS Android Platform
    • DOTS Editor
    • DOTS Linux Platform
    • DOTS macOS Platform
    • DOTS Platforms
    • DOTS Web Platform
    • DOTS Windows Platform
    • Editor Coroutines
    • Entities
    • FBX Exporter
    • Film and TV Toolbox
    • Game Foundation
    • Google Resonance Audio
    • Google VR Android
    • Google VR iOS
    • Havok Physics
    • High Definition RP
    • Hybrid Renderer
    • Immediate Window
    • Input System
    • Jobs
    • Mathematics
    • Memory Profiler
    • Mobile Notifications
    • Multiplayer HLAPI
    • Oculus Android
    • Oculus Desktop
    • OpenVR (Desktop)
    • Package Validation Suite
    • Performance testing API
    • PlayableGraph Visualizer
    • Polybrush
    • ProBuilder
    • Profile Analyzer
    • ProGrids
    • Quick Search
    • Remote Config
    • Scriptable Build Pipeline
    • Share WebGL Game
    • Streaming Image Sequence
    • Terrain Tools
    • TextMesh Pro
    • UI Builder
    • Unity AOV Recorder
    • Unity Distribution Portal
    • Unity Physics
    • Unity Recorder
    • Unity Reflect
    • Unity Render Streaming
    • Unity User Reporting
    • USD
    • Vector Graphics
    • Visual Effect Graph
    • Vuforia Engine AR
    • WebRTC
    • Windows Mixed Reality
    • Windows XR Plugin
    • Xiaomi SDK
    • XR Interaction Toolkit
    • XR Legacy Input Helpers
    • XR Management
  • Built-in packages
    • 2D Sprite
    • 2D Tilemap Editor
    • AI
    • Android JNI
    • Animation
    • Asset Bundle
    • Audio
    • Cloth
    • Director
    • Image Conversion
    • IMGUI
    • JSONSerialize
    • Particle System
    • Physics
    • Physics 2D
    • Screen Capture
    • Terrain
    • Terrain Physics
    • Tilemap
    • UI
    • UIElements
    • Umbra
    • Unity Analytics
    • Unity Timeline
    • Unity UI
    • Unity Web Request
    • Unity Web Request Asset Bundle
    • Unity Web Request Audio
    • Unity Web Request Texture
    • Unity Web Request WWW
    • Vehicles
    • Video
    • VR
    • Wind
    • XR
  • Packages by keywords
  • Working with the Package Manager
    • Unity's Package Manager
      • Concepts
      • Global Cache
    • Package Manager window
      • List view
      • Details view
      • Finding packages
        • Filter for scope
        • Search box
      • Adding and removing packages
        • Installing from the registry
        • Installing a local package
        • Removing an installed package
        • Disabling a built-in package
        • Switching to another package version
      • Finding package documentation
    • Inspecting packages
      • Package Manifest window
    • Scripting API for packages
      • Accessing package Assets
    • Project manifest
      • Dependencies
        • Embedded dependencies
        • Local paths
        • Git URLs
      • Scoped package registries
    • Package conflicts
      • Automatic conflict resolution
      • Overriding Unity's conflict resolution
    • Troubleshooting
      • Network issues
  • Creating custom packages
    • Naming your package
    • Package layout
    • Adding tests to a package
    • Package manifest
      • Versioning
    • Assembly definition and packages
    • Meeting legal requirements
    • Sharing your package
• Working in Unity
  • Installing Unity
    • System requirements for Unity 2019.2
    • Unity Hub
    • Installing the Unity Hub
    • Adding modules to the Unity Editor
    • Installing Unity from the command line
    • Installing Unity offline without the Hub
    • Unity Hub advanced deployment considerations
    • Licenses and Activation
      • Online activation
      • Offline / Manual Activation
      • Managing your License
      • Activation FAQ
  • Getting Started
    • Starting Unity for the first time
      • The Learn tab
    • Opening existing Projects
    • 2D or 3D projects
    • Project Templates
    • Learning the interface
  • Asset Workflow
    • Common types of Assets
    • Asset packages
    • Using the Asset Store
  • The Main Windows
    • The Project window
    • The Scene view
      • Scene view navigation
      • Positioning GameObjects
      • Using custom Editor tools
      • Scene Visibility
      • Scene view control bar
      • Scene view Camera
      • Gizmos menu
    • The Game view
    • The Hierarchy window
    • The Inspector window
      • Assigning icons
      • Editing Properties
      • Swatch libraries
      • Inspector Options
    • The Toolbar
    • Searching
    • Other windows
    • Customizing Your Workspace
    • Unity Shortcuts
  • Creating Gameplay
    • Scenes
    • GameObjects
      • GameObject
      • Introduction to components
      • Using Components
      • Primitive and placeholder objects
      • Transform
      • Creating components with scripting
      • Deactivating GameObjects
      • Tags
      • Static GameObjects
      • Saving your work
    • Prefabs
      • Creating Prefabs
      • Editing a Prefab in Prefab Mode
      • Instance overrides
      • Editing a Prefab via its instances
      • Nested Prefabs
      • Prefab Variants
      • Overrides at multiple levels
      • Unpacking Prefab instances
      • Instantiating Prefabs at run time
    • Input
      • Conventional Game Input
      • Mobile device input
        • Mobile Keyboard
    • Transforms
    • Constraints
      • Aim Constraints
      • Look At Constraints
      • Parent Constraints
      • Position Constraints
      • Rotation Constraints
      • Scale Constraints
    • Rotation and Orientation in Unity
    • Lights
    • Cameras
    • Adding Random Gameplay Elements
    • Cross-Platform Considerations
    • Publishing Builds
    • Troubleshooting
  • Editor Features
    • 2D and 3D mode settings
    • Preferences
    • Presets
    • Shortcuts Manager
    • Build Settings
    • Project Settings
      • Audio
      • Editor
      • Graphics
      • Input Manager
      • Physics
      • Physics 2D
      • Player
        • Splash Screen
      • Preset Manager
      • Quality
      • Script Execution Order settings
      • Tags and Layers
      • Time
    • Visual Studio C# integration
    • RenderDoc Integration
    • Xcode Frame Debugger integration
    • Editor Analytics
    • Check For Updates
    • IME in Unity
    • Special folder names
    • Reusing Assets between Projects
    • Version Control
      • Version control integration
      • Perforce Integration
      • Plastic SCM Integration
      • Using external version control systems with Unity
      • Smart Merge
    • Troubleshooting The Editor
  • Advanced Development
    • Profiler overview
      • Getting started with the Profiler window
        • Profiling your application
      • CPU Usage Profiler module
      • Rendering Profiler
      • Memory Profiler module
      • Audio Profiler
      • Physics Profiler
      • GPU Profiler
      • Global Illumination Profiler
      • UI Profiler
    • Multi-Scene editing
    • Loading Resources at Runtime
    • Plug-ins
      • Plugin Inspector
      • Managed plug-ins
      • Native plug-ins
      • Building plug-ins for desktop platforms
      • Low-level native plug-in interface
        • Low-level native plug-in Profiler API
        • Low-level native plug-in rendering extensions
        • Low-level native plug-in Shader compiler access
    • AssetBundles
      • AssetBundle Workflow
      • Preparing Assets for AssetBundles
      • Building AssetBundles
      • AssetBundle Dependencies
      • Using AssetBundles Natively
      • AssetBundle Manager
      • Patching with AssetBundles
      • Troubleshooting
      • Unity Asset Bundle Browser tool
    • Reducing the file size of your build
    • Social API
    • JSON Serialization
    • Streaming Assets
    • ScriptableObject
  • Advanced Editor Topics
    • Build Player Pipeline
    • Command line arguments
      • Batch mode and built-in coroutine compatibility
    • Applying defaults to assets by folder
    • Support for custom Menu Item and Editor features
    • Asynchronous Shader compilation
    • Behind the Scenes
    • AssetDatabase
    • Text-Based Scene Files
      • Description of the Format
      • An Example of a YAML Scene File
      • YAML Class ID Reference
    • Cache Server
    • Modifying Source Assets Through Scripting
    • Extending the Editor
      • Editor Windows
      • Property Drawers
      • Custom Editors
      • TreeView
    • Running Editor Script Code on Launch
  • Upgrade Guides
    • Using the Automatic API Updater
    • Upgrading to Unity 2019.2
    • Upgrading to Unity 2019.1
    • Upgrading to Unity 2018.3
    • Upgrading to Unity 2018.2
    • Upgrading to Unity 2018.1
    • Upgrading to Unity 2017.3
    • Upgrading to Unity 2017.2
    • Upgrading to Unity 2017.1
    • Upgrading to Unity 5.6
    • Upgrading to Unity 5.5
    • Upgrading to Unity 5.4
      • 5.4 Networking API Changes
    • Upgrading to Unity 5.3
    • Upgrading to Unity 5.2
    • Upgrading to Unity 5.0
      • AI in Unity 5.0
      • Animation in Unity 5.0
      • Audio in Unity 5.0
      • Baked Data in Unity 5.0
      • Plugins in Unity 5.0
      • Physics in Unity 5.0
      • Shaders in Unity 5.0
      • Other Upgrade Notes for Unity 5.0
    • Upgrading to Unity 4.0
    • Upgrading to Unity 3.5
• Importing
  • Importing Models
    • Importing humanoid animations
    • Importing non-humanoid animations
  • Model Import Settings window
    • Model tab
    • Rig tab
      • Avatar Mapping tab
      • Avatar Muscle & Settings tab
      • Avatar Mask window
      • Human Template window
    • Animation tab
      • Euler curve resampling
      • Extracting animation clips
      • Loop optimization on Animation clips
      • Curves
      • Events
      • Mask
      • Motion
    • Materials tab
    • SketchUp Import Settings window
  • SpeedTree Import Settings window
    • Model tab
    • Materials tab
  • Supported Model file formats
  • Creating Assets outside of Unity
    • Modeling characters for optimal performance
    • Preparing Humanoid Assets for export
    • Using FBX files in other applications
    • Limitations on importing Models into Unity
• 2D
  • Gameplay in 2D
  • 2D Sorting
  • Sprites
    • Sprite Renderer
    • Sprite Creator
    • Sprite Editor
      • Sprite Editor: Custom Outline
      • Sprite Editor: Custom Physics Shape
      • Sprite Editor: Secondary Textures
    • Sorting Groups
    • 9-slicing Sprites
    • Sprite Masks
    • Sprite Atlas
      • Master and Variant Sprite Atlases
        • Variant Sprite Atlas
      • Sprite Atlas workflow
      • Preparing Sprite Atlases for distribution
        • Methods of distribution
        • Late Binding
        • Resolving different Sprite Atlas scenarios
      • Sprite Packer Modes
      • (Legacy) Sprite Packer
    • Sprite Shape Renderer
  • Tilemap
    • Grid
    • Tilemap Renderer
    • Tile Assets
      • Creating Tiles
    • Creating Tilemaps
    • Tile Palette
    • Hexagonal Tilemaps
    • Isometric Tilemaps
      • Importing and preparing Sprites
      • Creating an Isometric Tilemap
      • Creating a Tile Palette for an Isometric Tilemap
      • Tilemap Renderer Modes
      • Scriptable Brushes
    • Painting on Tilemaps
    • Tilemap Collider 2D
    • Scriptable Tiles
      • TileBase
      • Tile
      • TileData
      • TileAnimationData
      • Other useful classes
      • Scriptable Tile example
    • Scriptable Brushes
      • GridBrushBase
      • GridBrushEditorBase
      • Other useful classes
      • Scriptable Brush example
  • Physics Reference 2D
    • Rigidbody 2D
    • Collider 2D
      • Circle Collider 2D
      • Box Collider 2D
      • Polygon Collider 2D
      • Edge Collider 2D
      • Capsule Collider 2D
      • Composite Collider 2D
    • Physics Material 2D
    • 2D Joints
      • Distance Joint 2D
      • Fixed Joint 2D
      • Friction Joint 2D
      • Hinge Joint 2D
      • Relative Joint 2D
      • Slider Joint 2D
      • Spring Joint 2D
      • Target Joint 2D
      • Wheel Joint 2D
    • Constant Force 2D
    • Effectors 2D
      • Area Effector 2D
      • Buoyancy Effector 2D
      • Point Effector 2D
      • Platform Effector 2D
      • Surface Effector 2D
• Graphics
  • Graphics Overview
    • Lighting
      • Lighting overview
      • Lighting Window
      • Light Explorer
      • Light sources
        • Types of light
        • The Light Inspector
        • Using Lights
        • Cookies
      • Shadows
        • Shadows
        • Directional light shadows
      • Global Illumination
        • Lightmapping
          • Lightmapping Settings
          • Progressive GPU Lightmapper (Preview)
          • Progressive CPU Lightmapper
            • Lightmapping: Getting started
            • Lightmap seam stitching
            • UV overlap feedback
            • Custom fall-off
          • Enlighten
            • Using precomputed lighting
            • LOD and Realtime GI
          • Lightmapping: Getting started
          • Lightmap seam stitching
          • UV overlap feedback
          • Custom fall-off
        • Lightmap Parameters
        • Baked ambient occlusion
        • LOD for baked lightmaps
        • Light Probes
          • Light Probes: Technical information
          • Light Probe Groups
          • Placing probes using scripting
          • Light Probes for moving objects
          • Light Probes and the Mesh Renderer
          • Light Probe Proxy Volume component
        • Reflection probes
          • Types of Reflection Probe
          • Using Reflection Probes
          • Advanced Reflection Probe Features
          • Reflection probe performance and optimisation
        • Lighting Modes
          • Lighting: Technical information and terminology
          • Real-time lighting
          • Mixed lighting
            • Baked Indirect mode
            • Shadowmask mode
              • Shadowmask
              • Distance Shadowmask
            • Subtractive mode
          • Baked lighting
        • GI visualizations in the Scene view
        • Lighting Data Asset
        • Lightmap Directional Modes
        • Lightmaps: Technical information
        • Material properties and the GI system
        • Global Illumination UVs
          • Importing UVs from Autodesk® Maya® to Unity
          • Generating Lightmap UVs
        • GI cache
      • Light troubleshooting and performance
      • Related topics
        • Linear rendering overview
          • Linear or gamma workflow
          • Gamma Textures with linear rendering
          • Working with linear Textures
    • Cameras
      • Using more than one camera
      • Using Physical Cameras
      • Camera Tricks
        • Understanding the View Frustum
        • The Size of the Frustum at a Given Distance from the Camera
        • Rays from the Camera
        • Using an Oblique Frustum
        • Creating an Impression of Large or Small Size
      • Occlusion culling
        • Occlusion Areas
        • Occlusion Portals
      • Dynamic resolution
    • Materials, Shaders & Textures
      • Textures
      • Creating and Using Materials
      • Standard Shader
        • Content and Context
        • Metallic vs Specular Workflow
        • Material parameters
          • Rendering Mode
          • Albedo Color and Transparency
          • Specular mode: Specular parameter
          • Metallic mode: Metallic Parameter
          • Smoothness
          • Normal map (Bump mapping)
          • Heightmap
          • Occlusion Map
          • Emission
          • Secondary Maps (Detail Maps) & Detail Mask
          • The Fresnel Effect
        • Material charts
        • Make your own
      • Standard Particle Shaders
      • Physically Based Rendering Material Validator
      • Accessing and Modifying Material parameters via script
      • Writing Shaders
      • Legacy Shaders
        • Usage and Performance of Built-in Shaders
        • Normal Shader Family
          • Vertex-Lit
          • Diffuse
          • Specular
          • Bumped Diffuse
          • Bumped Specular
          • Parallax Diffuse
          • Parallax Bumped Specular
          • Decal
          • Diffuse Detail
        • Transparent Shader Family
          • Transparent Vertex-Lit
          • Transparent Diffuse
          • Transparent Specular
          • Transparent Bumped Diffuse
          • Transparent Bumped Specular
          • Transparent Parallax Diffuse
          • Transparent Parallax Specular
        • Transparent Cutout Shader Family
          • Transparent Cutout Vertex-Lit
          • Transparent Cutout Diffuse
          • Transparent Cutout Specular
          • Transparent Cutout Bumped Diffuse
          • Transparent Cutout Bumped Specular
        • Self-Illuminated Shader Family
          • Self-Illuminated Vertex-Lit
          • Self-Illuminated Diffuse
          • Self-Illuminated Specular
          • Self-Illuminated Normal mapped Diffuse
          • Self-Illuminated Normal mapped Specular
          • Self-Illuminated Parallax Diffuse
          • Self-Illuminated Parallax Specular
        • Reflective Shader Family
          • Reflective Vertex-Lit
          • Reflective Diffuse
          • Reflective Specular
          • Reflective Bumped Diffuse
          • Reflective Bumped Specular
          • Reflective Parallax Diffuse
          • Reflective Parallax Specular
          • Reflective Normal Mapped Unlit
          • Reflective Normal mapped Vertex-lit
    • Video overview
      • Video Player component
        • Migrating from MovieTexture to VideoPlayer
      • Video Clips
      • Video sources
        • Video file compatibility
        • Understanding video files
      • Video transparency support
      • Panoramic video
    • Terrain
      • Creating and editing Terrains
      • Create Neighbor Terrains
      • Terrain tools
        • Raise or Lower Terrain
        • Paint Texture
        • Set Height
        • Smooth Height
        • Stamp Terrain
      • Terrain Layers
      • Brushes
      • Trees
        • SpeedTree
      • Wind Zones
      • Grass and other details
      • Working with Heightmaps
      • Terrain settings
    • Tree Editor
      • Building Your First Tree
      • Tree Basics
      • Branch Group Properties
      • Leaf Group Properties
      • Wind Zones
    • Particle Systems
      • What is a Particle System?
      • Using Particle Systems in Unity
      • Creating a simple explosion
      • Creating exhaust smoke from a vehicle
      • Particle System vertex streams and Standard Shader support
      • Particle System GPU Instancing
    • Post-processing overview
      • Anti-aliasing
      • Ambient Occlusion
      • Bloom
      • Chromatic Aberration
      • Color Grading
      • Deferred Fog
      • Depth of Field
      • Auto Exposure
      • Grain
      • Motion Blur
      • Screen Space Reflection
      • Vignette
    • Advanced Rendering Features
      • High Dynamic Range Rendering
        • HDR color picker
      • Rendering Paths
      • Level of Detail (LOD)
      • Graphics API support
        • DirectX
        • Metal
        • OpenGL Core
      • Compute shaders
      • Graphics Command Buffers
      • GPU instancing
      • Sparse Textures
      • CullingGroup API
      • Asynchronous Texture Upload
    • Procedural Mesh Geometry
      • Anatomy of a Mesh
      • Using the Mesh Class
      • Example - Creating a quad
    • Optimizing graphics performance
      • Draw call batching
      • Rendering Statistics Window
      • Frame Debugger
      • Optimizing Shader Load Time
      • Texture Streaming
        • Streaming Controller
        • Texture Streaming API
    • Layers
      • Layer-based collision detection
  • Graphics Reference
    • Cameras Reference
      • Camera
      • Flare Layer
      • GUI Layer (Legacy)
    • Shader Reference
      • Writing Surface Shaders
        • Surface Shader examples
        • Custom lighting models in Surface Shaders
        • Surface Shader lighting examples
        • Surface Shaders with DX11 / OpenGL Core Tessellation
      • Writing vertex and fragment shaders
        • Vertex and fragment shader examples
        • Shader semantics
        • Accessing shader properties in Cg/HLSL
        • Providing vertex data to vertex programs
        • Built-in shader include files
        • Predefined Shader preprocessor macros
        • Built-in shader helper functions
        • Built-in shader variables
        • Making multiple shader program variants
        • GLSL Shader programs
        • Shading Language used in Unity
        • Shader Compilation Target Levels
        • Shader data types and precision
        • Using sampler states
      • ShaderLab Syntax
        • ShaderLab: Properties
        • ShaderLab: SubShader
          • ShaderLab: Pass
            • ShaderLab culling and depth testing
            • ShaderLab: Blending
            • ShaderLab: Pass Tags
            • ShaderLab: Stencil
            • ShaderLab: Name
            • ShaderLab: Legacy Lighting
            • ShaderLab: Legacy Texture Combiners
            • ShaderLab: Legacy Alpha Testing
            • ShaderLab: Legacy Fog
            • ShaderLab: Legacy BindChannels
          • ShaderLab: UsePass
          • ShaderLab: GrabPass
          • ShaderLab: SubShader Tags
        • ShaderLab: Fallback
        • ShaderLab: CustomEditor
        • ShaderLab: other commands
      • Shader assets
      • Advanced ShaderLab topics
        • Unity's Rendering Pipeline
        • Performance tips when writing shaders
        • Rendering with Replaced Shaders
        • Custom Shader GUI
        • Using Depth Textures
        • Camera's Depth Texture
        • Platform-specific rendering differences
        • Shader Level of Detail
        • Texture arrays
        • Debugging DirectX 11/12 shaders with Visual Studio
        • Debugging DirectX 12 shaders with PIX
        • Implementing Fixed Function TexGen in Shaders
    • Particle Systems reference
      • Particle System
      • Particle System modules
        • Particle System Main module
        • Emission module
        • Shape Module
        • Velocity over Lifetime module
        • Noise module
        • Limit Velocity Over Lifetime module
        • Inherit Velocity module
        • Force Over Lifetime module
        • Color Over Lifetime module
        • Color By Speed module
        • Size over Lifetime module
        • Size by Speed module
        • Rotation Over Lifetime module
        • Rotation By Speed module
        • External Forces module
        • Collision module
        • Triggers module
        • Sub Emitters module
        • Texture Sheet Animation module
        • Lights module
        • Trails module
        • Custom Data module
        • Renderer module
      • Particle System Force Field
    • Visual Effects Reference
      • Halo
      • Lens Flare
        • Flare
      • Line Renderer
      • Trail Renderer
      • Billboard Renderer
      • Billboard Asset
      • Projector
    • Mesh Components
      • Meshes
      • Material
      • Mesh Filter
      • Mesh Renderer
      • Skinned Mesh Renderer
      • Text Mesh
        • Text Asset
        • Font
    • Texture Components
      • Textures
        • Importing Textures
        • Texture Types
        • Texture compression formats for platform-specific overrides
      • Render Texture
        • Custom Render Textures
      • Movie Textures
      • 3D Textures
      • Texture arrays
    • Rendering Components
      • Cubemap
      • Skybox
      • Reflection Probe
      • LOD Group
    • Rendering Pipeline Details
      • Deferred shading rendering path
      • Forward Rendering Path Details
      • Legacy Deferred Lighting Rendering Path
      • Vertex Lit Rendering Path Details
      • Hardware Requirements for Unity's Graphics Features
  • Graphics HOWTOs
    • How do I Import Alpha Textures?
    • How to make a Skybox
    • How do I make a Spot Light Cookie?
    • How do I fix the rotation of an imported model?
    • Art Asset best practice guide
    • Importing models from 3D modeling software
    • How to do Stereoscopic Rendering
  • Graphics Tutorials
    • Shaders: ShaderLab and fixed function shaders
    • Shaders: vertex and fragment programs
  • Scriptable Render Pipeline
    • Scriptable Render Pipeline (SRP) Batcher
    • Light Explorer extension
• Physics
  • Physics Overview
    • Rigidbody overview
    • Colliders
    • Joints
    • Character Controllers
    • Continuous collision detection (CCD)
    • Physics Debug Visualization
  • 3D Physics Reference
    • Box Collider
    • Capsule Collider
    • Character Controller
    • Character Joint
    • Configurable Joint
    • Constant Force
    • Fixed Joint
    • Hinge Joint
    • Mesh Collider
    • Rigidbody
    • Sphere Collider
    • Spring Joint
    • Cloth
    • Wheel Collider
    • Terrain Collider
    • Physic Material
  • Physics HOWTOs
    • Ragdoll Wizard
    • Joint and Ragdoll stability
  • Wheel Collider Tutorial
• Scripting
  • Scripting Overview
    • Creating and Using Scripts
    • Variables and the Inspector
    • Controlling GameObjects using components
    • Event Functions
    • Time and Framerate Management
    • Creating and Destroying GameObjects
    • Coroutines
    • Namespaces
    • Attributes
    • Order of Execution for Event Functions
    • Understanding Automatic Memory Management
    • Platform dependent compilation
    • Special folders and script compilation order
    • Assembly Definitions
      • Assembly Definition properties
    • Managed code stripping
    • .NET profile support
    • Referencing additional class library assemblies
    • Stable scripting runtime: known limitations
    • Generic Functions
    • Scripting restrictions
    • Script Serialization
      • Built-in serialization
      • Custom serialization
      • Script serialization errors
    • UnityEvents
    • What is a Null Reference Exception?
    • Important Classes
    • Vector Cookbook
      • Understanding Vector Arithmetic
      • Direction and Distance from One Object to Another
      • Computing a Normal/Perpendicular vector
      • The Amount of One Vector's Magnitude that Lies in Another Vector's Direction
  • Scripting Tools
    • Console Window
    • Log Files
    • C# compiler
    • IL2CPP
      • Building a project using IL2CPP
      • Compiler options
      • Windows Runtime support
      • How IL2CPP works
      • Optimizing IL2CPP build times
    • Integrated development environment (IDE) support
    • Debugging C# code in Unity
  • Event System
    • Messaging System
    • Input Modules
    • Supported Events
    • Raycasters
    • Event System Reference
      • Event System Manager
      • Graphic Raycaster
      • Physics Raycaster
      • Physics 2D Raycaster
      • Standalone Input Module
      • Touch Input Module
      • Event Trigger
  • C# Job System
    • C# Job System Overview
    • What is multithreading?
    • What is a job system?
    • The safety system in the C# Job System
    • NativeContainer
    • Creating jobs
    • Scheduling jobs
    • JobHandle and dependencies
    • ParallelFor jobs
    • ParallelForTransform jobs
    • C# Job System tips and troubleshooting
• Multiplayer and Networking
  • Multiplayer Overview
  • Setting up a multiplayer project
  • Using the Network Manager
  • Using the Network Manager HUD
  • The Network Manager HUD in LAN mode
  • The Network Manager HUD in Matchmaker mode
  • Converting a single-player game to Unity Multiplayer
  • Debugging Information
  • The Multiplayer High Level API
    • Networking HLAPI System Concepts
    • Networked GameObjects
      • Player GameObjects
      • Custom Player Spawning
      • Spawning GameObjects
      • Custom Spawn Functions
      • Network Authority
      • State synchronization
      • Advanced State Synchronization
      • Network visibility
      • Customizing network visibility
      • Scene GameObjects
    • Actions and communication
      • Remote Actions
      • Network Manager callbacks
      • NetworkBehaviour callbacks
      • Network Messages
    • Dealing with clients and servers
      • Network clients and servers
      • Host Migration
      • Network Discovery
      • Multiplayer Lobby
    • Using the Transport Layer API
      • NetworkReader and NetworkWriter serializers
    • Setting up Unity Multiplayer
      • Integrating the Multiplayer Service
      • Integration using the HUD
      • Integration using Unity's High-Level API
      • Integration using NetworkTransport
      • Common Errors
      • Customized Matchmaking callbacks
    • Networking Tips for Mobile devices.
  • Multiplayer Component Reference
    • Network Animator
    • Network Discovery
    • Network Identity
    • Network Lobby Manager
    • Network Lobby Player
    • Network Manager HUD
    • Network Manager
    • Network Proximity Checker
    • NetworkStartPosition
    • Network Transform
    • Network Transform Child
    • Network Transform Visualizer
  • Multiplayer Classes Reference
    • NetworkBehaviour
    • NetworkClient
    • NetworkConnection
    • NetworkServer
    • NetworkServerSimple
  • UnityWebRequest
    • Common operations: using the HLAPI
      • Retrieving text or binary data from an HTTP Server (GET)
      • Retrieving a Texture from an HTTP Server (GET)
      • Downloading an AssetBundle from an HTTP server (GET)
      • Sending a form to an HTTP server (POST)
      • Uploading raw data to an HTTP server (PUT)
    • Advanced operations: Using the LLAPI
      • Creating UnityWebRequests
      • Creating UploadHandlers
      • Creating DownloadHandlers
• Audio
  • Audio Overview
  • Audio files
  • Tracker Modules
  • Audio Mixer
    • An overview of the concepts and AudioMixer
    • Specifics on the AudioMixer window
    • AudioGroup Inspector
    • Overview of Usage and API
  • Native Audio Plugin SDK
    • Audio Spatializer SDK
  • Audio Profiler
  • Ambisonic Audio
  • Audio Reference
    • Audio Clip
    • Audio Listener
    • Audio Source
    • Audio Mixer
    • Audio Filters
      • Audio Low Pass Filter
      • Audio High Pass Filter
      • Audio Echo Filter
      • Audio Distortion Filter
      • Audio Reverb Filter
      • Audio Chorus Filter
    • Audio Effects
      • Audio Low Pass Effect
      • Audio High Pass Effect
      • Audio Echo Effect
      • Audio Flange Effect
      • Audio Distortion Effect
      • Audio Normalize Effect
      • Audio Parametric Equalizer Effect
      • Audio Pitch Shifter Effect
      • Audio Chorus Effect
      • Audio Compressor Effect
      • Audio SFX Reverb Effect
      • Audio Low Pass Simple Effect
      • Audio High Pass Simple Effect
    • Reverb Zones
    • Microphone
    • Audio Settings
• Animation
  • Animation System Overview
  • Animation Clips
    • Animation from external sources
      • Humanoid Avatars
    • Animation Window Guide
      • Using the Animation view
      • Creating a new Animation Clip
      • Animating a GameObject
      • Using Animation Curves
      • Editing Curves
      • Key manipulation in Dopesheet mode
      • Key manipulation in Curves mode
      • Objects with Multiple Moving Parts
      • Using Animation Events
  • Animator Controllers
    • The Animator Controller Asset
    • The Animator Window
    • Animation State Machines
      • State Machine Basics
      • Animation Parameters
      • State Machine Transitions
      • State Machine Behaviours
      • Sub-State Machines
      • Animation Layers
      • Solo and Mute functionality
      • Target Matching
      • Inverse Kinematics
      • Root Motion - how it works
        • Tutorial: Scripting Root Motion for "in-place" humanoid animations
    • Blend Trees
      • 1D Blending
      • 2D Blending
      • Direct Blending
      • Additional Blend Tree Options
    • Working with blend shapes
    • Animator Override Controllers
  • Retargeting of Humanoid animations
  • Performance and optimization
  • Animation Reference
    • Animator component
    • Animator Controller
      • Creating an AnimatorController
      • Animation States
      • Animation transitions
  • Animation FAQ
  • Playables API
    • The PlayableGraph
    • ScriptPlayable and PlayableBehaviour
    • Playables Examples
  • A Glossary of animation terms
• Timeline
  • Timeline overview
  • Using the Timeline window
    • Creating a Timeline Asset and Timeline instance
    • Recording basic animation with an Infinite clip
    • Converting an Infinite clip to an Animation clip
    • Animating a humanoid
    • Using Animation Override tracks and Avatar Masking
    • Nesting Timeline instances
  • Timeline window
    • Timeline Preview and Timeline Selector
    • Timeline Playback Controls
    • Track list and Track headers
      • Adding tracks
      • Selecting tracks
      • Duplicating tracks
      • Deleting tracks
      • Locking tracks
      • Muting tracks
      • Reordering tracks and rendering priority
    • Using Track groups
      • Collapsing and expanding Track groups
      • Locking Track groups
    • Clip Edit modes and the Clips view
      • Panning and zooming the Clips view
      • Adding clips
      • Inserting clips
      • Selecting clips
      • Positioning clips
      • Tiling clips
      • Duplicating clips
      • Trimming clips
      • Splitting clips
      • Resetting clips
      • Changing clip play speed
      • Setting gap extrapolation
      • Easing-in and easing-out clips
      • Blending clips
      • Matching clip offsets
    • Curves view
      • Hiding and showing curves
      • Navigating the Curves view
      • Selecting keys
      • Adding keys
      • Editing keys
      • Changing interpolation and shape
      • Deleting keys
    • Timeline Settings
  • Timeline properties in the Inspector window
    • Setting Timeline Asset properties
    • Setting track properties
      • Activation track properties
      • Animation track properties
    • Setting clip properties
      • Activation clip properties
      • Animation clip common properties
      • Animation clip Playable Asset properties
      • Audio clip properties
      • Control clip common properties
      • Control clip Playable Asset properties
  • Playable Director component
  • Timeline glossary
• User interfaces (UI)
  • UIElements Developer Guide
    • The Visual Tree
    • The Layout Engine
    • The UXML format
      • Writing UXML Templates
      • Loading UXML from C#
      • UXML elements reference
      • UQuery
    • Styles and Unity style sheets
      • USS selectors
      • USS Properties types
      • USS supported properties
      • USS Writing style sheets
    • The Event System
      • Dispatching Events
      • Responding to Events
      • Supporting drag and drop
      • Synthesizing Events
      • Event Type Reference
    • Built-in Controls
    • Bindings
    • Supporting IMGUI
    • ViewData persistence
  • Unity UI
    • Canvas
    • Basic Layout
    • Visual Components
    • Interaction Components
    • Animation Integration
    • Auto Layout
    • Rich Text
    • UI Reference
      • Rect Transform
      • Canvas Components
        • Canvas
        • Canvas Scaler
        • Canvas Group
        • Canvas Renderer
      • Visual Components
        • Text
        • Image
        • Raw Image
        • Mask
        • RectMask2D
        • UI Effect Components
          • Shadow
          • Outline
          • Position as UV1
      • Interaction Components
        • Selectable Base Class
          • Transition Options
          • Navigation Options
        • Button
        • Toggle
        • Toggle Group
        • Slider
        • Scrollbar
        • Dropdown
        • Input Field
        • Scroll Rect
      • Auto Layout
        • Layout Element
        • Content Size Fitter
        • Aspect Ratio Fitter
        • Horizontal Layout Group
        • Vertical Layout Group
        • Grid Layout Group
    • UI How Tos
      • Designing UI for Multiple Resolutions
      • Making UI elements fit the size of their content
      • Creating a World Space UI
      • Creating UI elements from scripting
      • Creating Screen Transitions
  • Immediate Mode GUI (IMGUI)
    • IMGUI Basics
    • Controls
    • Customization
    • IMGUI Layout Modes
    • Extending IMGUI
    • GUI Skin (IMGUI System)
    • GUI Style (IMGUI System)
• Navigation and Pathfinding
  • Navigation Overview
    • Navigation System in Unity
    • Inner Workings of the Navigation System
    • Building a NavMesh
    • NavMesh building components
      • NavMesh Surface
      • NavMesh Modifier
      • NavMesh Modifier Volume
      • NavMesh Link
      • NavMesh building components API
    • Advanced NavMesh Bake Settings
    • Creating a NavMesh Agent
    • Creating a NavMesh Obstacle
    • Creating an Off-mesh Link
    • Building Off-Mesh Links Automatically
    • Building Height Mesh for Accurate Character Placement
    • Navigation Areas and Costs
    • Loading Multiple NavMeshes using Additive Loading
    • Using NavMesh Agent with Other Components
  • Navigation Reference
    • NavMesh Agent
    • Nav Mesh Obstacle
    • Off-Mesh Link
  • Navigation How-Tos
    • Telling a NavMeshAgent to Move to a Destination
    • Moving an Agent to a Position Clicked by the Mouse
    • Making an Agent Patrol Between a Set of Points
    • Coupling Animation and Navigation
• Unity Services
  • Setting up your project for Unity Services
  • Unity Organizations
    • Subscriptions and seats
    • Managing your Organization
    • Managing your Organization’s Projects
    • Transfer a Project to a new Organization
    • Working with Unity Teams
  • Unity Ads
    • Unity developer integration
  • Unity Analytics
    • Unity Analytics Overview
    • Setting Up Analytics
    • Analytics Dashboard
      • Overview page
      • Data Explorer
      • Funnel Analyzer page
      • Segment Builder
      • Remote Settings page
      • Raw Data Export page
      • Event Manager
      • Configure page
      • Market Insights
    • Analytics events
      • Core Events
      • Standard Events
      • Custom Events
        • Custom Event scripting
      • Analytics Event Tracker
      • Analytics event parameters
      • Analytics Event limits
    • Funnels
    • Remote Settings
      • Creating and changing Remote Settings
      • Using Remote Settings in a Unity project
        • Remote Settings network requests
        • Enabling Remote Settings
        • Managing Remote Settings in the Unity Editor
        • Remote Settings component
        • Remote Settings scripting
        • Testing Remote Settings
    • Unity Analytics A/B Testing
    • Monetization
      • Receipt Verification
    • User Attributes
    • Unity Analytics Raw Data Export
    • Data reset
    • Upgrading Unity Analytics
      • Upgrade Unity Analytics 4.x-5.1 (SDK) to 5.2 onwards
      • Upgrade Unity Analytics 5.1 to 5.2 onwards
      • Unity Analytics Re-integrate SDK to 5.1
      • What to Do if Project IDs Don't Match
    • COPPA Compliance
    • Unity Analytics and the EU General Data Protection Regulation (GDPR)
      • Unity Analytics DataPrivacy API
    • Analytics Metrics, Segments, and Terminology
  • Unity Cloud Build
    • Automated Build Generation
    • Supported platforms
    • Supported versions of Unity
    • Version control systems
      • Using the Unity Developer Dashboard to configure Unity Cloud Build for Git
      • Using the Unity Editor to configure Unity Cloud Build for Git
      • Using the Unity Developer Dashboard to configure Unity Cloud Build for Mercurial
      • Using the Unity Editor to configure Unity Cloud Build for Mercurial
      • Using Apache Subversion (SVN) with Unity Cloud Build
      • Using the Unity Developer Dashboard to configure Unity Cloud Build for Perforce
      • Using the Unity Editor to configure Unity Cloud Build for Perforce
    • Building for iOS
    • Advanced options
      • Development builds
      • Pre- and post-export methods
      • Xcode frameworks
      • Custom scripting #define directives
      • Including specific Scenes
    • Build manifest
      • Build manifest as JSON
      • Build manifest as ScriptableObject
    • Cloud Build REST API
  • Unity IAP
    • Setting up Unity IAP
      • Configuring for Apple App Store and Mac App Store
      • Configuring for Google Play Store
      • Configuring for Windows Store
      • Configuration for the Amazon Appstore
      • Samsung Galaxy IAP configuration
    • Cross Platform Guide
      • Codeless IAP
      • Defining products
      • Subscription Product support
      • Initialization
      • Browsing Product Metadata
      • Initiating Purchases
      • Processing Purchases
      • Handling purchase failures
      • Restoring Transactions
      • Purchase Receipts
      • Receipt validation
      • Store Extensions
      • Cross-store installation issues with Android in-app purchase stores
    • Store Guides
      • iOS & Mac App Stores
      • Universal Windows Platform
      • Google Play
      • Amazon Appstore and Amazon Underground Store
      • Samsung Galaxy apps
      • CloudMoolah MOO store
      • Unity IAP Xiaomi integration guide
        • Unity Channel SDK and API extensions
    • Implementing a Store
      • Initialization
      • Retrieving products
      • Handling purchases
      • Store Modules
        • Registering your store
        • Store Configuration
        • Store Extensions
  • Unity Collaborate
    • Setting up Unity Collaborate
    • Adding team members to your Unity Project
    • Viewing history
    • Enabling Cloud Build with Collaborate
    • Managing Unity Editor versions
    • Reverting files
    • Resolving file conflicts
    • Excluding Assets from publishing to Collaborate
    • Publishing individual files to Collaborate
    • Restoring previous versions of a project
    • In-Progress edit notifications
    • Managing cloud storage
    • Moving your Project to another version control system
    • Collaborate troubleshooting tips
  • Unity Cloud Diagnostics
  • Unity Integrations
  • Multiplayer Services
• XR
  • XR SDKs
    • Google VR
      • Google VR hardware and software requirements
      • Google VR quick start guide
      • Supported APIs and SDKs
      • Google VR controllers and input devices
      • Google VR features overview
      • Unity Google VR Video Async Reprojection
      • Google VR resources and troubleshooting
    • Vuforia
      • Vuforia hardware and software requirements
      • Vuforia quick start guide
        • Setting up your Project for Vuforia
        • Setting up Image Targets
        • Importing and activating the Target Database in Unity
        • Adding Image Targets to your Scene
        • Displaying 3D models on top of tracked images
      • Vuforia platform configuration settings
      • Vuforia tips, troubleshooting and resources
    • Windows Mixed Reality
      • WMR hardware and software requirements
      • *WMR* quick start guide
      • WMR input and interaction concepts
      • WMR testing during development
      • HoloLens WorldAnchor persistence
      • HoloLens Anchor Sharing
      • HoloLens Web Camera
        • HoloLens photo capture
        • HoloLens video capture
      • HoloLens Spatial Mapping
        • Spatial Mapping components
          • SpatialMapping General Settings
          • Spatial Mapping Collider
          • Spatial Mapping Renderer
        • Spatial Mapping low level API
        • Spatial Mapping common troubleshooting issues
  • Unity XR Input
    • Input for Windows Mixed Reality
    • Input for OpenVR controllers
    • Input for Oculus
    • Daydream Controllers
  • XR API reference
  • Mixed Reality Devices
  • VR overview
  • VR devices
    • Oculus
    • OpenVR
  • Single Pass Stereo rendering (Double-Wide rendering)
    • Single Pass Instanced rendering
    • Single-Pass Stereo Rendering for HoloLens
  • VR Audio Spatializers
  • VR frame timing
• Open-source repositories
  • How to contribute to Unity
    • Step 1: Get a Bitbucket account
    • Step 2: Fork the repository you want to contribute to
    • Step 3: Clone your fork
    • Step 4: Apply modifications to your fork
    • Step 5: Open a pull request on Bitbucket
    • Step 6: Wait for feedback
    • Further Reading
    • FAQ
• Asset Store Publishing
  • Adding Keywords to Assets
  • Asset Store Publisher Administration
  • Asset Store FAQ
  • Asset Store Publishing Guide
  • DeprecateAssetGuide
  • Asset Store Manual
    • Publisher Admin Section Overview
    • Setting up Google Analytics
    • Viewing the status of your Asset Store submissions
    • Refunding your customers
    • Removing your Assets from the Asset Store
    • Providing support
    • Asset Store promotions
• Platform development
  • Standalone
    • Standalone Player settings
    • PC, Mac & Linux Standalone build settings
    • Multi-display
  • macOS
    • macOS Player: IL2CPP Scripting Backend
      • macOS Player: C++ source code plugins for IL2CPP
    • Delivering your application to the Mac App Store
  • Apple TV
    • Building games for Apple TV
    • tvOS build settings
    • Apple TV Player settings
  • WebGL
    • WebGL Player settings
    • Getting started with WebGL development
      • WebGL Browser Compatibility
      • Building and running a WebGL project
      • WebGL: Deploying compressed builds
      • Server configuration for WebAssembly streaming
      • Debugging and troubleshooting WebGL builds
      • WebGL Graphics
      • WebGL Networking
      • Using Audio In WebGL
      • WebGL performance considerations
      • Embedded Resources on WebGL
      • Memory in WebGL
      • WebGL: Interacting with browser scripting
      • Using WebGL Templates
      • Cursor locking and full-screen mode in WebGL
      • Input in WebGL
  • iOS
    • Getting started with iOS development
      • Unity iOS Basics
      • iOS account setup
      • Inside the iOS build process
      • Structure of a Unity XCode Project
      • Customizing an iOS Splash Screen
    • iOS build settings
    • iOS Player settings
    • iOS 2D Texture Overrides
    • iOS Advanced Topics
      • Unity Remote
      • iOS Scripting
        • iOS Game Controller support
        • Advanced iOS scripting
      • Optimizing Performance on iOS
        • iOS-specific optimizations
        • Measuring performance with the built-in profiler
        • Optimizing the size of the built iOS Player
        • Optimizing Physics Performance
      • Building plug-ins for iOS
      • Preparing your application for In-App Purchases (IAP)
      • App thinning
      • Managed stack traces on iOS
    • Troubleshooting on iOS devices
    • Reporting crash bugs on iOS
  • Android
    • Getting started with Android development
      • Android environment setup
      • Unity Remote
      • Troubleshooting Android development
      • Building apps for Android
      • Reporting crash bugs under Android
      • Support for APK expansion files (OBB)
      • Android Scripting
        • Advanced Unity mobile scripting
      • Building and using plug-ins for Android
        • AAR plug-ins and Android Libraries
        • JAR plug-ins
        • Extending the UnityPlayerActivity Java Code
        • Native (C++) plug-ins for Android
        • Using Java or Kotlin source files as plug-ins
      • Customizing an Android Splash Screen
      • Single-Pass Stereo Rendering for Android
    • Android Player settings
    • Android 2D Texture Overrides
    • Gradle for Android
      • Gradle troubleshooting
    • Android Manifest
      • Requesting Permissions
    • App patching for fast development iteration
  • Facebook
    • Getting started with Facebook development
    • Facebook Player settings
  • Windows
    • Windows General
      • Windows standalone Player build binaries
      • Windows Debugging
      • WindowsLowIntegrity
      • Windows Player: IL2CPP Scripting Backend
        • Windows Player: IL2CPP build files
        • Windows Player: C++ source code plugins for IL2CPP
    • Universal Windows Platform
      • Getting Started
      • Universal Windows Platform: Deployment
      • Universal Windows Platform (UWP) build settings
      • Universal Windows Platform: Profiler
      • Universal Windows Platform: Command line arguments
      • Universal Windows Platform: Association launching
      • AppCallbacks class
      • Universal Windows Platform: WinRT API in C# scripts
      • Universal Windows Player settings
      • Universal Windows Platform: IL2CPP scripting back end
        • Universal Windows Platform: Generated project with IL2CPP scripting backend
        • Universal Windows Platform: Plugins on IL2CPP Scripting Backend
        • Universal Windows Platform: Debugging on IL2CPP Scripting Backend
      • FAQ
      • Universal Windows Platform: Examples
      • Universal Windows Platform: Code snippets
      • Known issues
  • Mobile Developer Checklist
    • Crashes
    • Profiling
    • Optimizations
    • Practical guide to optimization for mobiles
      • Graphics Methods
      • Scripting and Gameplay Methods
      • Rendering Optimizations
      • Optimizing Scripts
• Experimental
  • Scripted Importers
  • Look Dev
    • Overview
    • The Look Dev view
      • Control panel
      • Settings menu
      • Views menu
    • HDRI environments in Look Dev
      • The HDRI view
      • HDRI menus
      • Environment Shadow
• Legacy Topics
  • Windows Store: Windows SDKs
    • Windows Phone 8.1
    • Windows Phone 8.1: Debugging
    • Windows 8.1 Universal Applications
    • Universal Windows 10 Applications: Getting Started
  • Asset Server (Team License)
    • Setting up the Asset Server
  • Legacy Asset Bundles
    • Creating Asset Bundles in Unity 4
    • Managing Asset Dependencies in Unity 4
  • Legacy Animation System
    • Animation
    • Animation Scripting (Legacy)
  • Legacy GUI
    • GUI Text (Legacy UI Component)
    • GUI Texture (Legacy UI Component)
  • Legacy Unity Analytics (SDK Workflow)
    • Basic Integration (SDK)
      • Import SDK
      • Create Game Script
      • Attach Game Script
      • Play To Validate
    • Advanced Integration (SDK)
      • Custom Events
      • Monetization
        • Receipt Verification
      • User Attributes
• Best practice guides
  • Understanding optimization in Unity
    • Profiling
    • Memory
    • Coroutines
    • Asset auditing
    • Understanding the managed heap
    • Strings and text
    • The Resources folder
    • General Optimizations
    • Special optimizations
  • Making believable visuals in Unity
    • Preparing Assets for Unity
    • Preparing render settings in Unity
    • Lighting strategy
    • Modeling
    • Shading
    • Outdoor lighting and Scene setup
    • Indoor and local lighting
    • Understanding post-processing
    • Dynamic lighting
  • Best Practice: Setting up the Lighting Pipeline
• Expert guides
• New in Unity 2019.2
• Glossary