Best Practices for hardware ray tracing with Lumen on Android Devices
Introduction
Lumen and Ray Tracing
Acceleration Structure
Only Add Important Objects into Ray Tracing
Take Full Advantage of Instancing
Optimize Acceleration Structure
Reduce Acceleration Structure Run-time Update Cost
Lumen General Setting Optimizations
Review
Next Steps

  Log an issue

  Fork and edit

  Discuss on Discord

What you've learned

You should now know how to:

  • Learn about ray tracing.
  • Understand what an acceleration structure is.
  • Learn about the best practices for getting the maximum performance of hardware ray tracing on Lumen for Arm devices.

Knowledge Check

How many levels does an acceleration structure have?

Can an acceleration structure be updated at run-time?

Can developers exclude scene objects from ray tracing in Unreal editor?


Back
Next