| public static ElasticEaseInOut ( double t, double b, double c, double d ) : double | ||
| t | double | Current time in seconds. |
| b | double | Starting value. |
| c | double | Final value. |
| d | double | Duration of animation. |
| 리턴 | double | |
public static double ElasticEaseInOut(double t, double b, double c, double d)
{
if ((t /= d / 2) == 2)
{
return b + c;
}
var p = d * (.3 * 1.5);
var s = p / 4;
if (t < 1)
{
return -.5 * (c * Math.Pow(2, 10 * (t -= 1)) * Math.Sin((t * d - s) * (2 * Math.PI) / p)) + b;
}
return c * Math.Pow(2, -10 * (t -= 1)) * Math.Sin((t * d - s) * (2 * Math.PI) / p) * .5 + c + b;
}
