Pixel Effects with JavaScript and HTML Canvas - Tutorial

Learn how to implement pixel effects using JavaScript. Make your website come to life with interactive animated logos or headers, or just practice fundamental JavaScript coding techniques with me on these fun examples. In this tutorial we will go from basics to advanced and create multiple different pixel effects with vanilla JavaScript and HTML canvas. The tutorial starts with a simple beginner friendly project, where we analyze image for pixel data and use it to color shift the image and turn it into grayscale. Then we use that basic knowledge in a powerful way to create many different advanced animations with vanilla JavaScript and HTML canvas, completely from scratch. ⭐️ Code ⭐️ 🔗Project 1 Smoke: https://codepen.io/franksLaboratory/details/ZEprPKx 🔗Project 2 Rainbow: https://codepen.io/franksLaboratory/pen/MWjBPgB 🔗Project 3 Fire: https://codepen.io/franksLaboratory/pen/XWjBPOx 🔗Project 4 Particle text with liquid filter applied: https://codepen.io/franksLaboratory/pen/VwKEeqR ✏️ Course created by Frank Dvorak. Check him out on YouTube and Twitter. 🎥 https://www.youtube.com/frankslaboratory 🐦 https://twitter.com/code_laboratory ❤️ Try interactive JavaScript courses we love, right in your browser: https://scrimba.com/freeCodeCamp-JavaScript (Made possible by a grant from our friends at Scrimba) ⭐️ Course Contents ⭐️ ⌨️ (00:00:00) Intro ⌨️ (00:00:55) Project 1 INTRODUCTION to pixel manipulation for beginners ⌨️ (00:02:30) How to bring image into HTML canvas project ⌨️ (00:05:15) How to analyze image for pixel data ⌨️ (00:11:58) How to turn image into grayscale ⌨️ (00:14:55) Project 2 BLACK AND WHITE PIXEL RAIN using image data ⌨️ (00:19:45) Particle system using JavaScript classes ⌨️ (00:25:18) Connect particle movement to pixel data ⌨️ (00:43:50) Project 3 PIXEL FLOW EFFECTS ⌨️ (00:53:12) HTML canvas gradients, filters and other experiments ⌨️ (01:04:48) Project 4 INTERACTIVE PARTICLE TEXT ⌨️ (01:13:50) Creating particles ⌨️ (01:21:33) Particle physics and mouse interactions ⌨️ (01:35:46) How to shape particles as letters ⌨️ (01:49:15) Constellations effect from particles.js with vanilla JavaScript -- Learn to code for free and get a developer job: https://www.freecodecamp.org Read hundreds of articles on programming: https://freecodecamp.org/news