Coding Challenge #134.1: Heart Curve

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Published on February 18, 2019 2:06:09 PM ● Video Link: https://www.youtube.com/watch?v=oUBAi9xQ2X4

Duration: 11:27

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In this multi-part challenge, I use a parametric equation (from Wolfram Mathworld) to draw a heart curve in Processing (Java). Code: https://thecodingtrain.com/challenges/134-heart-curve

p5.js Web Editor Sketches:
🕹️ Heart Curve: https://editor.p5js.org/codingtrain/sketches/egvieHyt0
🕹️ Beating Heart GIF: https://editor.p5js.org/codingtrain/sketches/egvieHyt0

🎥 Previous video: https://youtu.be/bl3nc_a1nvs?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH
🎥 Next video: https://youtu.be/nBKwCCtWlUg?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH
🎥 All videos: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH

References:
❤️ Heart Curve Formulas: http://mathworld.wolfram.com/HeartCurve.html
🖌 Daily Art: http://sasj.tumblr.com/
🐝 Bees & Bombs: https://beesandbombs.tumblr.com/
💾 Loop Templates: https://github.com/golanlevin/LoopTemplates
💾 EZGIF: https://ezgif.com/

Videos:
🎥 Part 2: https://youtu.be/l5I3Q1JFISE
🎥 Polar Coordinates: https://youtu.be/O5wjXoFrau4
🎥 Drawing with Fourier Transform and Epicycles: https://www.youtube.com/watch?v=MY4luNgGfms
🎥 Livestream Archive: https://youtu.be/_xa87yl0nd4

Related Coding Challenges:
🚂 #133 Times Tables Cardioid Visualization: https://youtu.be/bl3nc_a1nvs
🚂 #135 Making a GIF Loop in Processing: https://youtu.be/nBKwCCtWlUg

Timestamps:
0:00 Introducing today's topic: drawing a heart curve
1:00 Start coding
2:27 Polar to cartesian coordinates
3:48 Try "futzing" with the equations
5:50 Add the equation for a heart
8:10 Animate the heart
10:41 Conclusion--can you draw a different heart curve?

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

🚂 Website: http://thecodingtrain.com/
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🎥 Coding Challenges: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH
🎥 Intro to Programming: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA

🔗 p5.js: https://p5js.org
🔗 p5.js Web Editor: https://editor.p5js.org/
🔗 Processing: https://processing.org

📄 Code of Conduct: https://github.com/CodingTrain/Code-of-Conduct

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#heartcurve #parametricequation #polarcoordinates #gifloop #processing