PixelKit

pod 'PixelKit'

import PixelKit

let camera = CameraPIX()

let levels = LevelsPIX()
levels.input = camera
levels.brightness = 2.0
levels.inverted = .touch

let circle = CirclePIX(at: .fullscreen)
circle.radius = .wave(range: 0.0...0.5)

let blend: PIX = levels * circle
blend.view.frame = view.bounds
view.addSubview(blend.view)