Here is my code.
`
let renderView = RenderView(frame: view.bounds)
renderView.backgroundRenderColor = Color.white
renderView.fillMode = .stretch
view.addSubview(renderView)
let pictureInput = PictureInput(image: UIImage(named: "hehe.jpg")!)
let histogramEqualization = HistogramEqualization(type: .green)
pictureInput --> histogramEqualization --> renderView
pictureInput.processImage()`
Here is my code. `
let renderView = RenderView(frame: view.bounds) renderView.backgroundRenderColor = Color.white renderView.fillMode = .stretch view.addSubview(renderView)