Skip to content

Instantly share code, notes, and snippets.

@tcldr
tcldr / TimingFunction.swift
Last active October 5, 2024 10:47
For when you need the progress along an Apple Animation curve outside of CoreAnimation in a Swift 4.2 interface. Given a cubic Bezier timing curve defined by two control points, (or UIKit's `UICubicTimingParameters`), returns the progress along the curve at any given time. Includes a port of the WebKit implementation of UnitBezier which hopefull…
//
// TimingFunction.swift
//
// Created by tcldr on 04/11/2018.
// https://github.com/tcldr
// Copyright © 2018 tcldr.
//
// Permission is hereby granted, free of charge,
// to any person obtaining a copy of this software and
// associated documentation files (the "Software"), to