Unity Issue Tracker - Pathtracer gets super slow when the scene is bright/white.
Closed
UUM-35298
Pathtracer gets super slow when the scene is bright/white.
Unity: Lighting
HDRP
PathTracer
Won't Fix
6.0.X
2023.3.X
2023.2.X
2023.1.X
Cancelling this port, as the issue will be addressed in the 6000.0.x port
Cancelling this 2023.2 tech release issue since the support for this release has come to end of life. Cancelling this 2023.2 port case does not affect any LTS or Unity 6 Beta/Preview that remain open.
Closing, as this Unity version will no longer be getting updates.
Repro steps :
Open attached project
Open scene called "Inside"
Go to scene view
Make sure pathtracing is enabled
Go inside the cube
Move around
Select the cube material change its base color to white
Expected : Moving should be as easy
Result : It's super slow.