The filter used when increasing the size of the content.
- iOS 2.0+
- macOS 10.5+
- Mac Catalyst 13.0+
- tvOS 9.0+
The possible values for this property are listed in Scaling Filters.
The default value of this property is
Figure 1 shows the difference between linear and nearest filtering when a 10 x 10 point image of a circle is magnified by a scale of 10.
The circle on the left uses
kCAFilterLinear and the circle on the right uses
An array of Core Image filters to apply to the contents of the layer and its sublayers. Animatable.
A CoreImage filter used to composite the layer and the content behind it. Animatable.
An array of Core Image filters to apply to the content immediately behind the layer. Animatable.