Bouncing Particles with vanilla JavaScript

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How to make particles interact with any HTML element on a website? We can do it with a help of a simple collision detection formula and a built-in JavaScript .getBoundingClientRect method. Let's discover more particle effects and creative coding experiments.

One of the simpler forms of collision detection is between TWO RECTANGLES that are axis aligned, they are not rotated. The algorithm works by ensuring there is no gap between any of the 4 sides of the rectangles. Let me show you the formula, explain it line by line and apply it in a real project.

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⭐️Tutorial Contents ⭐️
00:00 Particles that interact with HTML elements
00:32 Bounce counter
04:00 Sideways stream motion
06:10 Particle trails
08:36 Positioning coordinates based on canvas size

Create beautiful particle systems with HTML5, CSS3 and plain vanilla JavaScript, no frameworks and no libraries. Understanding how the code works will allow us to transform this codebase into multiple very different effects. Let's explore the basic techniques and then take them to the limits in this particle effects crash course.

If you want to SUPPORT me you can use the links below and get some one my EXTENDED classes! 💪

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This is so good. Thanks a lot Frank!! I'm in love with java Script thanks to you.

MrtnX
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Thank you in advance for understanding, and thank you for being part of my journey, I learned a lot from your videos and your teaching, if there are mistakes, forgive me, because I am Brazilian and I am learning English

programer
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Always grateful for your work. Are you planning to get back to game videos? A pacman clone or something similar would be nice.

babicunlo
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Bonjour,
Super ce que vous faites, j'ai appris énormément avec vos démonstrations 👍
Serais t'il possible que vous réalisiez un jeu de plateformes ?
Merci d'avance 😉

Lefido
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Can you please make a course for making RPG game in Vanilla JavaScript. Please 🙏

forgottenaquarium
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So I'm going to use them in the game that will be posted on the Playstore, it wasn't clear in the license about modifications, the site bevouliin that I acquire

programer
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Good morning teacher, I don't know if I can solve this doubt here, if not can you guide me? So buy some paid sprites on the site that has the link in your videos, I would like to know if I can modify

programer