UEConsole Commands
VariableConsole VariableRenderer

r.FastBlurThreshold

r.FastBlurThreshold is a console variable in Unreal Engine 5 (UE5). See what r.FastBlurThreshold does, its values, and how to use this cvar in the Unreal console below.

Category: Renderer · Namespace: r

Help

Defines at what radius the Gaussian blur optimization kicks in (estimated 25% - 40% faster). The optimization uses slightly less memory and has a quality loss on smallblur radius. 0: use the optimization always (fastest, lowest quality) 3: use the optimization starting at a 3 pixel radius (quite fast) 7: use the optimization starting at a 7 pixel radius (default) >15: barely ever use the optimization (high quality)

Usage

Unreal console (open with ~)
> r.FastBlurThreshold 1

Console variables take a value. Replace 1 with the setting you need. Run it with no value to print the current one.

Related in r