Uploaded March 2021 | Updated September 2026, 2 weeks ago

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In this video, I add an Emitter class to further organize the array of particles and allow for multiple particle systems in a p5.js sketch. Code: thecodingtrain.com/tracks/the-nature-of-code-2/noc/4-particles/2-particle-emitters

p5.js Web Editor Sketches:
🕹️ Particle Emitters: editor.p5js.org/codingtrain/sketches/YqAxA5CYy
🕹️ Particle Emitters with Movers Exercise: editor.p5js.org/codingtrain/sketches/UXmqwcpRL
🕹️ Particles Following Mouse Exercise: editor.p5js.org/codingtrain/sketches/1zTN6PYJg
🕹️ Particle Emitters Color Exercise: editor.p5js.org/codingtrain/sketches/IYisp9xmJ

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Videos:
🎥 Angles and Rotation: youtu.be/DMg-WRfNB60
🎥 Fireworks!: youtu.be/CKeyIbT3vXI
🎥 Inheritance in JavaScript: youtu.be/MfxBfRD0FVU
🎥 Polymorphism in JavaScript: youtu.be/8a5BkwuZRK0

Timestamps:
0:00 Welcome back!
0:28 Creating an Emitter class.
1:32 Let's add update() and show().
2:37 Let's create an emitter in the sketch.
3:20 How can we add particles.
4:37 Many emitters!
5:58 Some exercises you could try.
6:41 What's next?

Editing by Mathieu Blanchette
Animations by Jason Heglund
Music from Epidemic Sound

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#forbeginners #javascript #p5js