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Developer FAQ
  • Get started with Varjo headsets
    • System requirements
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    • What is in the box
    • Fitting the headset
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  • Get to know Varjo software
    • Varjo Base
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    • Using VR applications
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  • Headsets FAQ and troubleshooting
    • Upgrading to XR-4
    • Connecting the headset
    • Setting up the headset
    • Starting an application
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    • Using positional tracking
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    • Error messages
    • Licenses, Subscriptions, and Varjo Account
    • Miscellaneous
  • Security FAQ
    • Headsets Security
    • Software (Varjo Base) Security
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  • Developer FAQ
    • General topics
    • Native SDK
    • Tracking Plugin SDK
    • Unity SDK
    • Unreal SDK
    • Varjo Lab Tools
  • Downloads
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  • Release notes
    • Release notes for Varjo Base
      Back to home
      1. Varjo Support
      2. Developer FAQ
      • Get started with Varjo headsets
        • System requirements
        • Setting up your headset
        • Varjo Account
        • Licenses and subscriptions
      • Get to know your headset
        • What is in the box
        • Fitting the headset
        • Using the headset
        • Varjo Controllers
        • Audio
        • Accessories
        • Care and maintenance
      • Get to know Varjo software
        • Varjo Base
        • Varjo Workspace
        • Using VR applications
        • Image quality and performance
        • Mixed Reality
        • Varjo inside-out tracking
        • SteamVR™ Tracking
        • Third-party tracking methods
        • Eye tracking
        • Hand tracking
        • Varjo-Ready software
      • Ordering and deliveries
        • Shipping
        • Purchasing
      • Headsets FAQ and troubleshooting
        • Upgrading to XR-4
        • Connecting the headset
        • Setting up the headset
        • Starting an application
        • Displays and image quality
        • Mixed reality
        • Using positional tracking
        • Using eye tracking
        • Using hand tracking
        • Using controllers
        • Using headphones and audio
        • Error messages
        • Licenses, Subscriptions, and Varjo Account
        • Miscellaneous
      • Security FAQ
        • Headsets Security
        • Software (Varjo Base) Security
        • Security Compliance
      • Developer FAQ
        • General topics
        • Native SDK
        • Tracking Plugin SDK
        • Unity SDK
        • Unreal SDK
        • Varjo Lab Tools
      • Downloads
        • User guides
        • Calibration sheets
        • Varjo Base
        • Developer assets
        • Compliance
      • Release notes
        • Release notes for Varjo Base

      Developer FAQ

      General topics

      • How to see Unix Time of an eye tracking recording in Varjo Analytics Window?
      • How to fix yellow tint in realtime reflections?
      • Can I use depth occlusion and chroma key simultaneously?
      • How to collect eye tracking analytics?

      Native SDK

      • How to access SteamVR base station location or room size data?
      • How can I display the final composited image on my application the same way it appears in Varjo Base?
      • How can I access a mixed reality or eye tracking video?

      Tracking Plugin SDK

      • How can I use OptiTrack with Varjo?
      • How can I use Advanced Realtime Tracking (ART) with Varjo?

      Unity SDK

      • How to get a mixed reality video to Unity?
      • Where can I find Unity examples?
      • How to use SteamVR, Vive or Tundra trackers in Unity?
      • How to recenter or reset camera position and rotation in Unity?
      • How to render an object to one eye only?
      • How to rearrange XR Plugin-in loaders?
      See more

      Unreal SDK

      • Why do Eye tracking and hand tracking not work in an Unreal Engine project?
      • What is the best way to implement hand tracking interactions in Unreal Engine 5?
      • Why does an Unreal Engine built project show black screen in the headset?
      • Why is the "Play in editor" button for VR preview greyed out/disabled in Unreal Engine?
      • Dark square is displayed in focus area in the middle of the screen
      • Why is Lumen not working?
      • Why are Vive / SteamVR trackers not working in Unreal Engine 5.0/5.1?
      See more

      Varjo Lab Tools

      • Is it possible to create masks that allow a combination of real-life and virtual content?
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