About XR Core Utilities

The XR Core Utilities package contains a variety of classes and extension methods which are commonly used and shared between multiple packages. Some particularly useful utilities include:

• Geometry Utilities
  • Point of closest approach
  • Closest edge of a polygon
  • Check if point inside of polygon
  • Compute 2D convex hull
• Collection pool
• Math Utilities
  • Bounds extensions
  • Quaternion extensions
• Editor GUI
  • Flags Property Drawer
• Scriptable Settings (serialized project settings)
• Conditional Compilation Utility
• XROrigin

Installing XR Core Utilities

To install this package, follow the instructions in the Package Manager documentation.

Using XR Core Utilities

This contains entirely C# code. Refer to the API documentation for details.

Troubleshooting the Input System

There is an issue with missing dependencies in version 1.0.2 of com.unity.inputsystem. This issue appears in versions 2019.4, 2020.3 and 2021.1 of the Unity Editor. Upgrading to version 1.1.1 of the input system package fixes these missing dependencies.

Technical details

Requirements

This version of the XR Core Utilities package is compatible with the following versions of the Unity Editor:

• 2019.4+

Document revision history

Date	Reason
October 18, 2021	First Official version of package.