iOS Swift Tutorial - Create a Circular Transition Animation

Create a cool circular transition animation between two ViewControllers in iOS using Swift. Learn how to implement custom UIViewController transitions that can enhance your app's menu or highlight specific features. Follow along step-by-step to set up the UI, create the circular transition class and mode, calculate the offset vector, and animate the circle for both push and pop transitions. Gain valuable insights into UIViewController transitions and elevate your iOS app's user experience with this hands-on tutorial.

Introduction
Swift Tutorial Conference
Setting up the UI
Creating the circular transition class
Creating the circular transition mode
Creating the offset vector
Animating the circle
Pop animation
UIViewController Transitions