├── .gitignore ├── Image Filtering.playgroundbook └── Contents │ ├── Chapters │ ├── Chapter1.playgroundchapter │ │ ├── Manifest.plist │ │ └── Pages │ │ │ └── Page1.playgroundpage │ │ │ ├── Contents.swift │ │ │ ├── LiveView.swift │ │ │ ├── Manifest.plist │ │ │ └── PrivateResources │ │ │ ├── ConvolutionEquation.png │ │ │ └── ConvolutionEquationEmojified.png │ ├── Chapter2.playgroundchapter │ │ ├── Manifest.plist │ │ └── Pages │ │ │ ├── Page1.playgroundpage │ │ │ ├── Contents.swift │ │ │ ├── LiveView.swift │ │ │ └── Manifest.plist │ │ │ └── Page2.playgroundpage │ │ │ ├── Contents.swift │ │ │ ├── LiveView.swift │ │ │ ├── Manifest.plist │ │ │ └── PrivateResources │ │ │ └── gaussian@2x.png │ ├── Chapter3.playgroundchapter │ │ ├── Manifest.plist │ │ └── Pages │ │ │ ├── Page1.playgroundpage │ │ │ ├── Contents.swift │ │ │ ├── LiveView.swift │ │ │ └── Manifest.plist │ │ │ └── Page2.playgroundpage │ │ │ ├── Contents.swift │ │ │ ├── LiveView.swift │ │ │ ├── Manifest.plist │ │ │ └── PrivateResources │ │ │ └── laplacianofgaussian@2x.png │ ├── Chapter4.playgroundchapter │ │ ├── Manifest.plist │ │ └── Pages │ │ │ └── Page1.playgroundpage │ │ │ ├── Contents.swift │ │ │ ├── LiveView.swift │ │ │ └── Manifest.plist │ └── Chapter5.playgroundchapter │ │ ├── Manifest.plist │ │ └── Pages │ │ └── Page1.playgroundpage │ │ ├── Contents.swift │ │ └── Manifest.plist │ ├── Manifest.plist │ ├── PrivateResources │ ├── Glossary.plist │ └── cover.png │ ├── PublicResources │ ├── Akropolis.jpg │ ├── Camel.jpg │ ├── Elephants.jpg │ ├── Staircase.jpg │ ├── Studying.jpg │ ├── Unicorn.jpg │ └── Vinyl.jpg │ └── Sources │ ├── Compare Images │ ├── CompareImagesViewController.swift │ └── ShowImageViewController.swift │ ├── Constants.swift │ ├── ConvolutionDemo │ ├── CalculationView.swift │ ├── ConvolutionDemoViewController.swift │ └── ImageView.swift │ ├── Extensions │ ├── CGPointExtension.swift │ ├── FloatExtension.swift │ ├── IntExtension.swift │ ├── UIBezierPathExtension.swift │ ├── UIColorExtension.swift │ ├── UIFontExtension.swift │ ├── UIImageExtension.swift │ ├── UIViewControllerExtension.swift │ └── UIViewExtension.swift │ ├── Helper │ ├── AllTouchesPanGestureRecognizer.swift │ ├── AnimationQueue.swift │ ├── DrawingView.swift │ ├── Fraction.swift │ ├── Kernel.swift │ ├── KernelView.swift │ └── PanDirection.swift │ ├── Histogram │ ├── HistogramView.swift │ └── HistogramViewController.swift │ └── SourcesIpadOnly │ ├── CompareImagesViewControllerExtension.swift │ ├── ConvolutionDemoViewControllerExtension.swift │ ├── PlaygroundLiveViewSessionManager.swift │ ├── PlaygroundPageExtension.swift │ ├── PlaygroundPageSessionManager.swift │ ├── PlaygroundStore.swift │ └── UIImage+Metal.swift ├── LICENSE ├── README.md ├── Screenshots ├── Screenshot1.png └── Screenshot2.png ├── banner_2x.png ├── feed.json ├── image-filtering ├── PlaygroundSupport │ ├── Info.plist │ ├── PlaygroundPage.swift │ └── PlaygroundSupport.h ├── image-filtering.xcodeproj │ ├── project.pbxproj │ └── project.xcworkspace │ │ ├── contents.xcworkspacedata │ │ └── xcshareddata │ │ └── IDEWorkspaceChecks.plist └── image-filtering │ ├── AppDelegate.swift │ ├── Assets.xcassets │ └── AppIcon.appiconset │ │ └── Contents.json │ ├── Base.lproj │ ├── LaunchScreen.storyboard │ └── Main.storyboard │ ├── Info.plist │ └── ViewController.swift ├── playgroundDemo.gif └── playgroundDemo2.gif /.gitignore: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/lennet/image-filtering/HEAD/.gitignore -------------------------------------------------------------------------------- /Image Filtering.playgroundbook/Contents/Chapters/Chapter1.playgroundchapter/Manifest.plist: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/lennet/image-filtering/HEAD/Image Filtering.playgroundbook/Contents/Chapters/Chapter1.playgroundchapter/Manifest.plist 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