phaser/Phaser/tweens/easing/Cubic.ts
2013-05-25 04:21:24 +01:00

34 lines
465 B
TypeScript

/// <reference path="../../Game.ts" />
/**
* Phaser - Easing - Cubic
*
* For use with Phaser.Tween
*/
module Phaser.Easing {
export class Cubic {
public static In(k) {
return k * k * k;
}
public static Out(k) {
return --k * k * k + 1;
}
public static InOut(k) {
if ((k *= 2) < 1) return 0.5 * k * k * k;
return 0.5 * ((k -= 2) * k * k + 2);
}
}
}