Method setMag

src/math/p5.Vector.js:1835–1837

* Sets a vector's magnitude to a given value. * * The static version of `setMag()`, as in `p5.Vector.setMag(v, 10)`, returns * a new p5.Vector object and doesn't change the * original. * * @param {Number} len new length for this vector. * @chainable

(n)

   * }
   */
  setMag(n) {
    return this.normalize().mult(n);
  }

  /**
   * Calculates the angle a 2D vector makes with the positive x-axis.