Angles and Vectors

Nature of Code Lesson #3.3
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In this video, I tackle a common question, how do you draw an object pointing in the direction it’s moving? I demonstrate how to calculate the angle associated with the direction vector as well as create an vector from an angle in p5.js.

Topics

  • 0:00 - Hi again!
  • 0:24 - Explain! How is tangent useful and heading()
  • 3:29 - Code! Using heading()
  • 5:01 - Explain! p5.Vector.fromAngle()
  • 5:47 - Code! Demonstrate fromAngle()
  • 8:13 - Ideas! What could you make?
icon for p5js Direction Pointing
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