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Set up an XR level (virtual window)

Check out the following examples:

For functionality specific to the Unreal Editor and some in-depth knowledge, check out


Follow the initial steps from Set up a VS level:

  1. Create a new show

  2. Make sure you are working in Video space

    • In Director check: SETUP > Show > Show settings > Compositing color space

  3. Launch the level

  4. Go to the Editor

  5. Create a new empty level

  6. Create a virtual scene

  7. Add or import your 3D assets

XR set extension

If you plan an additional XR set extension, separate the graphics and XR content using a level streaming setup.

Learn more about how to Set up an XR set extension with translucent holdouts

Add XR wall

Add XR wall actors for all real world screens.

  1. Add an "XR wall" to the level which can be found in Place Actors > Pixotope

  2. Position and scale the XR wall to align with the real world LED walls

    • Enable WYSIWYG to make aligning the walls easier

Learn more about WYSIWYG and the Edit mode in general

Academy Tutorial - XR Manual Alignment

  • Learn how to align the XR walls in Pixotope with the physical LED wall

Choose output position

  1. Select the XR wall and go to the "XR" section in the "Details" panel

  2. Set “Output Position” to how the rendering of this XR wall should be output. These are the options:

Learn more about XR Walls and their settings

Enable XR rendering

  • Go to the "Pixotope XR Compositing" section in the "World Settings"

  • Enable "Output XR to SDI"

To output the XR wall texture(s) also in the viewport and the computer monitor when in live mode, change the "Visualization Mode" in World Settings > Pixotope World from "Normal" to "Off-axis texture".

When using virtual camera moves, make sure to enable "XR From Current Camera" in World Settings > Pixotope XR Compositing.

Previous implementation with Off Axis plugin

How to use the Pixotope Off Axis plugin
  1. Enable the plugin

    1. Open the "Plugins" window via Edit > Plugins in the window menu

    2. Click on the "Pixotope" category and enable "Pixotope Off Axis"

    3. Restart the Editor

  2. Add a Pixotope Off Axis Window from the Place Actors panel > Pixotope

  3. Place and scale the window where you want your virtual window to be

  4. Set the Local Player Class to "OffAxisLocalPlayer" in Project Settings > Engine - General Settings > Default Classes - Local Player Class

  5. Save and restart the Editor

If your camera system uses a lens file, disable lens distortion in Director > Configure > Tracking > Lens Tracking > Advanced > Disable Distortion

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