CIFilter_CompositeOperation_AdditionCompositing - linhay/Stem GitHub Wiki
CIFilter.CompositeOperation.AdditionCompositing
Discussion This filter is typically used to add highlights and lens flare effects. The formula used to create this filter is described in Thomas Porter and Tom Duff. 1984. Compositing Digital Images. Computer Graphics, 18 (3): 253-259.
public struct AdditionCompositing: CIFilterContainerProtocol
Inheritance
Initializers
init()
init()
Properties
filter
var filter: CIFilter
image
A CIImage object whose display name is Image.
var image: CIImage?
backgroundImage
A CIImage object whose display name is Background Image.
var backgroundImage: CIImage?