Welcome to DOTS Traffic City documentation!

DOTS Traffic City is a tool for quickly creating performant city traffic.

You can buy it from Unity Asset Store: DOTS Traffic City

Youtube tutorial playlist.

Check out the Getting Started section for more information, including how to install the project.

• Getting Started
  • Project Requirements
  • Limitations
  • Package Installation
    • Steps
  • Quick Start
    • Initial Components
      • Hub Base
    • Scene
    • Demo Scene
    • Demo Mono Scene
  • Structure
    • Project Scenes
    • Scene Hierarchy
    • Scene Components
      • Road Parent
        • How To Use
        • Settings
        • Utils
        • Buttons
      • Entity Subscene Generator
        • Where To Find
        • How To Use
        • Settings
        • Config
        • Buttons
      • PedestrianNode Transfer Service
        • How To Use
      • PhysicsShape Transfer Service
        • Settings
• Road
  • Road Network Workflow
    • Phase 1: Initial Setup
    • Phase 2: Path & Node Creation
    • Phase 3: Advanced Elements (Optional)
    • Phase 4: Baking & Subscenes
    • Next Steps
    • Entity Subscene Creation
    • Config Editing Workflow
      • Main Scene Editing
        • Steps
      • Directional Editing
        • Steps
      • Manual Sync Local Config
        • Steps
      • Auto-Sync Local Config
        • Steps
  • How To Connect Roads
    • Overview
    • Force Connection
    • Manual Connection
    • Merge Connection
  • Road Segment
    • How To Create
    • How To Customize
    • Main Components
      • Road Segment
        • Variables
        • Buttons
      • TrafficLightCrossroad
        • Cached
        • Timeline common
        • Timeline custom
        • Custom arrow lights
    • Baking info
  • Road Segment Creator
    • How To Use
    • Standard Shapes
      • Default Crossroad
      • Turn Road
      • Straight Road
      • Merge Crossroad
      • Merge Straight Road
      • Merge Crossroad To Oneway Road
      • Oneway Straight
      • Oneway Turn
    • Custom Straight Road
      • How To Use
      • Settings
        • Custom Settings
        • Snap Node Settings
        • Snap Surface Settings
        • Snap Line Settings
        • Path Settings
        • Examples
    • Custom Segment
      • How To Use
      • Settings
        • New Node Settings
        • Custom Path Settings
      • Additional Settings
        • Extrude Lane
        • Parking Builder
        • Custom Settings
        • Snap Node Settings
        • Custom TrafficNode Editor Window
        • Examples
      • Settings Description
        • Snap Node Settings
    • Components
      • General settings
      • Custom settings
      • Pedestrian node settings
      • Light settings
        • How To Use
        • Traffic lights
        • Pedestrian lights
      • Path settings
        • Node selection panel
        • Road settings
        • Scene settings
        • Turn connection settings
      • Segment handler settings
      • Other settings
        • Buttons
      • Hotkeys
    • Parking Builder
      • How To Use
      • Settings
        • Common
        • Path
        • Node
        • Pedestrian
    • Auto Crossroad
      • How To Use
    • Dead End
      • Destroy
      • U Turn
  • Baking Info
    • How To Bake
  • Workflow
    • Road Editing
      • Steps
  • Traffic Node
    • Settings
      • Cached
      • Lane Data
      • Settings
      • Traffic Node Type
        • Default
        • Parking
        • Traffic public stop
        • Destroy vehicle
        • Traffic area
        • Idle
        • Trigger
        • Trigger And Destroy
      • Buttons
    • OneWay Node Info
    • Direction Connection Info
      • Rightside Lanes
      • Leftside Lanes
      • Node Rotation
    • Auto-path Connection
      • How To Use
    • CullState Info
      • States
  • Path Creator
    • How To Use
    • Settings
      • Node Settings
      • Path Settings
      • Visual Settings
      • Connection Settings
      • Buttons
    • Examples
  • Path
    • How To Create
    • How To Customize
      • Settings
      • Nodes
        • How To Move
        • How Add & Remove
    • Path Settings
      • Cached values
      • Settings
      • Visual Settings
        • Common settings
        • Curved settings
        • Path point settings
      • Buttons
      • Traffic Node connection
      • Path Point connection
        • How To Use
    • Waypoint Info
    • Traffic Group Info
      • How To Change
      • Traffic Group Settings
        • How To Create
        • Settings
      • Mask Types
        • Default
        • Allowed
        • Forbidden
        • Custom Group
    • Advanced Settings Window
      • How To Open
      • Settings
      • Common settings
      • Custom settings
        • Single
        • Multiple
        • All way
        • Custom section
    • Baking Info
  • Traffic Light
    • How To Customize City Crossroads
    • How To Assign Light
    • Global Lights Settings
      • How To Use
      • Settings
      • Common Settings
      • Connection Settings
      • World Lights
      • SceneView Light Objects Description
      • How To Replace Global Light States
    • Shared Light State Container
      • How To Create
      • Default Container Path
      • Settings
    • Light States
    • Light Index
    • Traffic Light Handler
      • Settings
      • Components
      • Authoring
    • Traffic Light Object
      • Main Component
      • Light Frame
  • Pedestrian Node
    • How To Create
    • Pedestrian Node
      • Connection Data
      • Directions of auto-connections
      • Custom Node Settings
        • Default
        • Sit
        • House
        • Idle
        • Car parking
        • Talk area
        • Traffic public stop station
        • Traffic public entry
        • Trigger
          • Trigger And Destroy
      • Common Settings
      • Buttons
      • Hotkeys
    • CullState Info
      • States
    • Pedestrian Node Creator
      • How To Create
      • How To
        • Create Node
        • Select Node
        • Connect Node
        • Locate Node
      • Settings
      • Scene Settings
      • Buttons
      • Hotkeys
    • Advanced Connection Window
      • Split Connection
      • Join To Connection
      • Create Custom Route Width
      • Change Current Route Width
  • Traffic Area
    • How To Create
    • Settings
      • Settings
      • Scene visual
      • Node type
  • Traffic Public Route
    • How To Create
    • Transition Info
      • How To Create
    • Component
      • Route settings
      • Transition settings
      • Scene settings
      • Route data
      • Buttons
  • Runtime Road
  • Road Configs
    • Overlap Config
    • Traffic Road Config
• Traffic
  • Traffic Car
    • How To Create
    • Vehicle Physics Types
      • Custom Physics
        • Authoring components
          • Vehicle Authoring
          • Wheel
          • Suspension
          • Friction
          • Transient Forces
          • Brakes
          • Engine
          • Scene Settings
          • Template Settings
          • Wheel Refs
          • PhysicsBody
          • PhysicsShape
      • Simple Physics
        • Authoring components
          • CarWheelAuthoring
          • PhysicsBody
          • PhysicsShape
      • No Physics
      • Hybrid Mono
        • Arcade (built-in sample)
        • Custom user controller
        • Input info
        • VehicleInput example code
          • Components
    • Common Authoring Components
      • TrafficCarEntityAuthoring
      • Shared Settings
      • NavMeshObstacleAuthoring
      • CarSoundAuthoring
      • HealthAuthoring
      • CarDamageEngineAuthoring
      • PlayerTargetAuthoring
    • CullState Info
      • States
    • Parking
      • Entering parking states
      • Exiting parking states
    • Avoidance
    • Entity Selection
      • Pure DOTS
      • Hybrid Mono
    • Rail Movement
    • Obstacle Detection
      • Raycast
    • Obstacle Avoidance
      • Player Character
      • Player Car
      • Dynamic Obstacle
      • Static Obstacle
    • Left-hand Drive
    • Pathfinding
      • Custom Point
      • Custom Node
  • Traffic Public
    • How To Create
    • Components
      • TrafficPublicAuthoring
      • Car capacity authoring
      • VehicleEntryAuthoring
  • Train
    • Mono
      • How To Create
    • Settings
  • Car Prefab Creator
    • How To Use
    • Prefab Settings
    • Common Settings
    • Save Settings
    • Template Settings
    • Preview Settings
    • Additional Settings
      • Common Settings
      • Physics
        • Info Tab
      • Graphics
        • Info Tab
    • Prefab Info
      • Car Info
    • Buttons
  • Vehicle Collection
    • Entity Conversion
    • How To
      • Add To Collection
      • Override Settings
        • Steps
    • Unique ID
    • Car Model
    • Car Model Index
    • Sound Settings
    • Sounds
  • Presets
    • How To Create
    • Where To Find
      • Main scene
      • Sub scene
    • Examples
  • Traffic Configs
    • Traffic Configs
      • Traffic Car Spawner Config
      • Traffic Car Settings
        • Entity Type
        • Detect Obstacle Mode
        • Detect Npc Mode
        • Simple Physics Movement Type
        • Common Settings
        • Simple Vehicle Settings
        • Custom Vehicle Settings
        • Other Settings
      • Traffic Nav Config
      • Traffic Obstacle Config
      • Traffic Approach Config
        • Auto brake before speed limit
      • Traffic Raycast Config
      • Traffic Change Lane Config
      • Traffic Npc Obstacle Config
      • Traffic Parking Config
      • Traffic Antistuck Config
      • Traffic Horn Config
      • Traffic NavMesh Loader Config
      • Traffic Avoidance Config
      • Traffic Custom Destination Config
      • Traffic Rail Config
      • Traffic Collision Config
      • Traffic Behavior Config
    • Public Traffic Configs
      • Traffic Public Spawner Settings
    • Common Car Configs
      • Car Engine Damage System Settings
      • Car Ignition Config
      • Car Stopping Engine Config
      • Car Common Sound Config
  • Traffic Test Scene
  • API
    • Path HashMap System
      • How To Use
    • User Spawn
    • Density
• Pedestrian
  • Pedestrian
    • How To Create
      • Hybrid Legacy Skin
        • Factory
        • Animations
        • Animation authoring
      • Pure GPU Skin
        • How To Create
        • Animation authoring
        • Crowd GPU Custom Animator
      • Hybrid and GPU
        • How To Create
        • Cull state
      • Hybrid On Request And GPU
        • How To Create
      • Hybrid Shape GPU
        • How To Create
      • Rukhanka
        • How To Create
      • Rukhanka Hybrid
        • How To Create
        • How To Control
        • How To Attach
        • Animation Event
      • Animatron
        • How To Create
      • Animatron Hybrid
        • How To Create
        • Runtime Attachment
      • Ragdoll
        • How To Create
    • Navigation
      • NavMesh Navigating
        • Installation
        • How To Setup
        • Pros And Cons
      • Local Avoidance
        • How To Setup
        • Pros And Cons
      • Agents Navigation
        • How To Setup
    • Animation
      • Custom Animation
    • States
      • Common Logic
      • How To Change
      • Custom State System
      • Movement State
      • Action State
    • Entity Customization
    • User Custom Control & Interaction
      • PedestrianInteractUtils Methods
      • Interaction Mono Example
    • Entity Selection
      • Pure DOTS
      • Hybrid Mono
    • Common Info
      • Collision
    • Authoring Components
      • PedestrianAuthoring
      • PlayerTargetAuthoring
      • Physics
    • Configs
      • Pedestrian Spawner Config
      • Pedestrian Settings Config
        • Skin Type
        • Rig Type
        • Entity Type
        • Common Settings
        • Obstacle Avoidance Type
        • Pedestrian Navigation Type [ NavMesh navigation only]
        • Collision type
      • NavAgent Config
      • Obstacle Local Avoidance Config
      • Antistuck Config
      • Trigger Config
      • Scary Trigger Config
        • Trigger settings
        • Sound settings
      • Bench Config
      • Common Sound Config
      • State Authoring
        • State Dictionary
        • Movement State Binding Dictionary
  • Animation Baker
    • How To Bake
    • How To Bake Multi-Mesh
    • Baker Window
      • Settings
      • Source Data
        • Toolbar
        • Clip Data
          • How To Preview
        • Texture Data
        • Transition Data
          • How To Use
        • Buttons
    • Crowd GPU Animator
      • How To
        • Open
        • Initial Set Up
        • Create Node
        • Create Transition
        • Create Transition Layer
        • Test
      • Graph Nodes
        • Start Node
        • Animation Node
        • Transition Node
        • Transition example
    • Animation Collection
      • How To Create
      • Settings
    • Animator Data Container
  • Pedestrian Test Scene
    • How To Use
      • Pedestrian Local Spawner
        • Common settings
        • Spawn info
    • Test Cases
      • Walking Test
      • TalkArea Test
      • Crossroad Test
      • Bench Test
      • House & Idle Test
      • Navigation Test
  • API
    • Node HashMap System
      • How To Use
    • User Spawn
    • Density
• Player
  • Built-in Solution
  • User Custom Solution
    • Player Character
    • Player Car
• Npc
  • Configs
    • Npc Common Config
• Streaming
  • Cullpoint Info
    • States
      • Default State List
      • Extended State List
  • Scene Streaming
    • Road Streaming
      • How To Adjust
      • Section Object Authoring
    • Scene Streaming
      • How To Create
    • SubScene Chunk Creator
      • Assigments
      • Chunk Settings
      • Post Process Settings
      • Chunk Data
      • Buttons
  • Configs
    • Cull Config
    • Road Streaming Config
    • Streaming Level Config
• Common Info
  • Common Info
    • Hybrid Entities
      • How To Create
    • Props
      • How To Use
      • Props Authoring
  • Common Configs
    • Common Configs
      • General Settings Config
      • Where To Find
      • Config Example
        • Traffic Car Settings
        • Pedestrian Settings
        • Other Settings
    • Sound Configs
      • Common Sound Config
      • Crowd Sound Config
  • Common Test Scenes
    • Props Test Scene
  • Layer Info
    • Road Layers
    • Object Layers
    • Misc Layers
• Scene Handle
  • Bootstrap
  • Scene Unload
• Samples
  • Demo City
    • Demo City
      • Getting Started
    • Player Spawner
      • Info
      • Where To Find
      • How To Use
      • How To Replace
        • Steps
    • Player Character
      • Hybrid DOTS
        • How To Create
        • Components
        • Factory
      • Hybrid Mono
        • How To Create
        • Components
        • Factory
    • Player Car
      • Common Info
      • Hybrid DOTS
        • How To Create
      • Hybrid Mono
        • How To Create
      • Player Car Pool
        • Where To Find
        • How To Use
        • Example
    • Custom Camera
      • Info
      • Steps
      • Code example
    • Player Configs
      • Player Npc Sound Config
    • Demo Configs
      • Configs
        • General Settings Config
        • Where To Find
        • Config Example
          • Player Settings
          • Player Target Settings
          • Common Car Settings
          • Traffic Car Settings
          • Pedestrian Settings
          • Other Settings
        • Npc Ground Config
  • Test Scenes
    • Traffic Test Scene
      • How To Use
      • Test Cases
        • Check Obstacle
        • Check Next Connected Path
        • Check Intersected Path
          • Two cars
          • Multiple cars
        • Check Crossroad Jam
        • Check Change Lane
          • Traffic jam in the lane
          • Traffic fobbidden node test
          • Multiple lanes test 1
          • Multiple lanes test 2
          • High speed change lane
        • Check Traffic Parking
        • Check Traffic Reverse
        • Check Avoidance
      • Traffic Road Debugger
        • Scene settings
        • Spawn settings
        • Other settings
        • Traffic spawn test entry
    • Pedestrian Test Scene
      • How To Use
        • Pedestrian Local Spawner
          • Common settings
          • Spawn info
      • Test Cases
        • Walking Test
        • TalkArea Test
        • Crossroad Test
        • Bench Test
        • House & Idle Test
        • Navigation Test
    • Common Test Scenes
      • Props Test Scene
  • Runtime Demo
    • Runtime Tile Demo
      • Installation
      • Tile Prefab
        • How To Create
        • Preview Icon
        • How To Place
      • Tile Settings
        • How To Create
        • Where Is Used
      • Tile Preset
        • How To Create
        • How To Assign
      • Structure
    • Chunk Road Demo
      • Installation
        • How To Create
    • Custom Road Demo
      • Installation
• Sound
  • Built-in
    • How To Use
    • Code Examples
      • MonoBehaviour
      • Jobs
  • FMOD
    • Installation
    • How To Use
  • Data
    • Sound Data
      • How To Create
      • Settings
        • Built-in
        • FMOD
    • Sound Data Container
  • Code Examples
    • Sound Types
    • How To Create
      • EntityManager methods
      • CommandBuffer methods
      • Create prefab query method
      • Create sound example
      • Params
    • How To Play
    • How To Destroy
    • How To Loop
• Multiplayer
  • NetCode For Entities
  • NetCode Sample
    • Connection Management (GoInGameSystem)
    • Client Manager (PlayerClientSpawnListenerSystem)
    • Player Spawning (Server-Side)
    • Player Interaction System
    • Vehicle Entry/Exit Flow
    • Visual & Physical Parenting
    • Manual Control & Input Routing
    • Input Flow
    • Interaction Flow
  • Local Split Screen Multiplayer
• 3rd Party
  • EasyRoads3D
    • How To Use
  • Road Constructor
    • Where To Find
    • Limitations
    • Getting Started
    • Editor Scene
    • Runtime Scene
    • Vehicles
      • Hybrid Mono
      • No Physics
      • Custom Physics
  • Rukhanka - ECS Animation System
    • How To Use
  • Agents Navigation
    • How To Use
  • Animatron
    • How To Use
  • CityGen3D
    • Limitations
    • How To Use
    • Getting Started
  • MicroVerse Roads
    • How To Use
    • Getting Started
    • MVR UserPrefab
      • How To Use
    • MVR UserSceneSegment
      • How To Use
  • Aron’s A* Pathfinding project
    • How To Use
    • Getting Started
    • Static Graph
    • Runtime Graph
  • Fantastic City Generator
    • How To Use
    • Getting Started
    • Editor Mode
    • Runtime Mode
  • Integration Cities
    • Polygon City
      • How To Use
    • Toon City
      • How To Use
    • City Pack 1
      • How To Use
• Debug
  • Traffic Debug
    • How To Open
    • Traffic Spawn Button Helper
    • Traffic Debugger
      • Debugger Type
        • Default
        • Target
        • Approach speed
        • State
        • Idle State
        • Target index
        • Path index
        • Speed limit
        • Change lane
        • Collision
        • Obstacle
        • No target
      • Settings
    • Traffic Raycast Debugger
      • Example
    • Traffic NpcObstacle Debugger
      • Example
    • Traffic Public Debugger
      • Example
    • Traffic Light Debugger
  • Traffic Node Debug
    • Traffic Node Data Viewer
      • How To Open
      • How To Filter
      • Settings
    • Traffic Node Debug
      • Index Debug
      • Available Debug
      • Light State Debug
      • Capacity Debug
  • Pedestrian Debug
    • How To Open
    • Pedestrian Debugger
      • Pedestrian Debugger Type
        • Default
        • Destination
        • Destination Index
        • Navigation
        • Talk
  • Pedestrian Node Debug
    • How To Open
    • Pedestrian Node Debugger
      • Debugger Type
        • Default
        • Light info
        • Crosswalk
        • Other settings
  • Path Debug
    • Path Debugger
      • How To Open
      • Settings
    • Path Data Viewer
      • How To Open
      • How To Use
      • Settings
      • Examples
    • Path Index Debugger
      • How To Open
      • Settings
      • Examples
  • Traffic Object Finder
    • Available Types
    • How To Open
    • How To Use
  • Common Debug
    • CullPoint Debugger
    • CullState Object Debugger
      • Examples
    • Hashmap Grid Debugger
    • Section Debugger
• Glossary
  • Common Terms
  • Traffic
• Upgrade Guide
  • v1.4.x to v1.5.x
  • v1.1.x & 1.2.x to v1.4.x
  • v1.0.x to v1.1.0
  • HDRP
  • Cinemachine v3 Upgrade
  • Cinemachine v2
• Known Issues
  • Unity.Physics package spikes by BuildPhysicsWorld & SolveAndIntegrate systems on mobile devices.
    • Temporary fix until official Unity release
  • [FMOD] assert : assertion: ‘level >= 0.0f’ failed
  • Leak Detected : Persistent allocates 3 individual allocations.
• FAQ
  • Common Questions
  • Issues
    • I changed my preset, but the changes were not applied to the scene?
  • Errors
    • No ‘git’ executable was found
      • How to fix
    • ChunkDataUtility.cs(1412,60): error CS0117
    • error CS0006: Metadata file ‘nunit.framework.dll’ could not be found
      • How to fix
• Change Log
  • [1.7.2] - 15-05-2026
    • Added
  • [1.7.1] - 28-03-2026
    • Changed
    • Fixed
  • [1.7.0] - 25-03-2026
    • Added
    • Changed
    • Fixed
  • [1.6.5] - 08-01-2026
    • Added
    • Fixed
  • [1.6.4] - 31-12-2025
    • Added
    • Changed
    • Fixed
  • [1.6.3] - 28-11-2025
    • Fixed
  • [1.6.2] - 24-11-2025
    • Fixed
  • [1.6.1] - 21-11-2025
    • Added
    • Changed
    • Fixed
  • [1.6.0] - 09-11-2025
    • Added
    • Changed
    • Fixed
  • [1.5.0] - 30-09-2025
    • Added
    • Changed
    • Fixed
  • [1.4.4] - 29-08-2025
    • Changed
    • Fixed
  • [1.4.3] - 01-07-2025
    • Added
    • Fixed
  • [1.4.2b] - 08-05-2025
    • Fixed
  • [1.4.2] - 05-05-2025
    • Added
    • Changed
    • Fixed
  • [1.4.1] - 17-03-2025
    • Added
    • Fixed
  • [1.4.0b] - 07-03-2025
    • Fixed
  • [1.4.0] - 05-03-2025
    • Added
    • Changed
  • [1.3.2] - 21-02-2025
    • Fixed
  • [1.3.1] - 31-01-2025
    • Added
    • Fixed
    • Changed
  • [1.3.0] - 15-01-2025
    • Added
    • Fixed
    • Changed
  • [1.2.2] - 27-11-2024
    • Added
    • Fixed
    • Changed
  • [1.2.1c] - 08-11-2024
    • Fixed
    • Changed
  • [1.2.1b] - 06-11-2024
    • Added
    • Fixed
  • [1.2.1] - 04-11-2024
    • Added
    • Fixed
    • Changed
  • [1.2.0] - 28-10-2024
    • Added
    • Fixed
    • Changed
  • [1.1.0g] - 19-09-2024
    • Fixed
  • [1.1.0f] - 10-09-2024
    • Changed
    • Fixed
  • [1.1.0e] - 16-08-2024
    • Added
    • Fixed
    • Changed
  • [1.1.0d] - 12-08-2024
    • Added
    • Fixed
    • Changed
  • [1.1.0c] - 09-08-2024
    • Added
    • Fixed
    • Changed
  • [1.1.0b] - 06-08-2024
    • Added
    • Fixed
  • [1.1.0] - 05-08-2024
    • Added
    • Fixed
    • Changed
  • [1.0.7d] - 06-06-2024
    • Added
    • Fixed
  • [1.0.7c] - 31-05-2024
    • Fixed
  • [1.0.7b] - 29-05-2024
    • Added
    • Fixed
  • [1.0.7] - 24-05-2024
    • Added
    • Fixed
    • Changed
  • [1.0.6] - 22-04-2024
    • Added
    • Fixed
    • Changed
  • [1.0.5] - 15-04-2024
    • Added
    • Fixed
    • Changed
  • [1.0.4] - 04-04-2024
    • Added
    • Fixed
    • Changed
  • [1.0.3b] - 01-04-2024
    • Fixed
  • [1.0.3] - 29-03-2024
    • Added
    • Changed
  • [1.0.2] - 25-03-2024
    • Added
    • Fixed
  • [1.0.1b] - 22-03-2024
    • Fixed
  • [1.0.1] - 20-03-2024
    • Fixed
  • [1.0.0] - 19-03-2024