The brightness threshold at which to apply a bloom effect to highlights in the rendered scene. Animatable.
- iOS 10.0+
- macOS 10.12+
- Mac Catalyst 13.0+
- tvOS 10.0+
- watchOS 3.0+
A bloom effect adds a soft glow to highlights (areas of bright color) in the rendered scene, simulating the way bright highlights appear to the human eye or a physical camera in a real-world scene. This property controls the brightness level required to trigger the bloom effect; lower values apply the effect to more of the scene, and higher values apply the effect only to the brightest white areas. The default value is
You can animate changes to this property’s value. See Animating SceneKit Content.
To enable this behavior, you must first enable the