Cubic.as

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class tweens.robertpenner.easing.Cubic {
        static function easeIn (t:Number, b:Number, c:Number, d:Number):Number {
                return c*(t/=d)*t*t + b;
        }
        static function easeOut (t:Number, b:Number, c:Number, d:Number):Number {
                return c*((t=t/d-1)*t*t + 1) + b;
        }
        static function easeInOut (t:Number, b:Number, c:Number, d:Number):Number {
                if ((t/=d/2) < 1) return c/2*t*t*t + b;
                return c/2*((t-=2)*t*t + 2) + b;
        }
        static function easeOutIn (t:Number, b:Number, c:Number, d:Number):Number {
                t/=d/2;
                return c/2*(--t*t*t+1) + b;
        }
}

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