- Processing
- p5.js
- Processing.py
- Processing for Android

- Processing Foundation

This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries Javadoc.

Class | PVector
Name | ### rotate()
Examples |
    PVector v;

    void setup() {
      v = new PVector(10.0, 20.0);
      println(v);  // Prints "[ 10.0, 20.0, 0.0 ]"
      v.rotate(HALF_PI);
      println(v);  // Prints "[ -20.0, 9.999999, 0.0 ]"
    }
Description | Rotates a vector by the specified angle (2D vectors only), while maintaining the same magnitude.
Syntax |
    .rotate(theta)
Parameters |
theta | float: the angle of rotation
Returns | PVector

Updated on November 10, 2017 05:36:30pm EST