Evolution_War.MovingObject.LoopFrictionPhysics C# (CSharp) Method

        protected virtual void LoopFrictionPhysics()
        {
            // dynamic friction.
            dx *= (1 - 0.04) - (controller.InputStates.Down ? 0.05 : 0);
            dy *= (1 - 0.04) - (controller.InputStates.Down ? 0.05 : 0);
            da *= (1 - 0.12);

            // static friction.
            dx -= dx > 0 ? Math.Min(0.01, Math.Abs(dx)) * Math.Sign(dx) : 0;
            dy -= dy > 0 ? Math.Min(0.01, Math.Abs(dy)) * Math.Sign(dy) : 0;
            da -= da > 0 ? Math.Min(0.01, Math.Abs(da)) * Math.Sign(da) : 0;
        }