Docs: Math

RotateAround, RotateAroundDistance

Author: samme

src/math/RotateAround.js

@@ -5,7 +5,9 @@
  */
 
 /**
- * Rotate a `point` around `x` and `y` by the given `angle`.
+ * Rotate a `point` around `x` and `y` to the given `angle`, at the same distance.
+ *
+ * In polar notation, this maps a point from (r, t) to (r, angle), vs. the origin (x, y).
  *
  * @function Phaser.Math.RotateAround
  * @since 3.0.0

src/math/RotateAroundDistance.js

@@ -7,6 +7,8 @@
 /**
  * Rotate a `point` around `x` and `y` by the given `angle` and `distance`.
  *
+ * In polar notation, this maps a point from (r, t) to (distance, t + angle), vs. the origin (x, y).
+ *
  * @function Phaser.Math.RotateAroundDistance
  * @since 3.0.0
  *