void AttackLeft()
{
// second -> size
//min 0s -> 0
// 1s -> 1.5
//max 2s -> 3
//
//2s : 3 = deltaTime(accumulate) : deltaSize
//3 * deltaTime = 2s * deltaSize
//3 * deltaTime / 2s = deltaSize
//!!! _leftAnchor.ScaleZ( maxSize * accumulate / maxSecond);
accumulate += Time.deltaTime;
float scaleDelta = 1 + Mathf.Abs(Interpolation.punch(maxSize, accumulate / maxSecond));
//float scaleDelta = Interpolation.easeOutBounce(1,maxSize,accumulate/maxSecond);
//Debug.Log (accumulate + " " + scaleDelta); //chamto test
//_leftAnchor.ScaleZ (scaleDelta);
_leftAnchor.ScaleZ(maxSize);
if (maxSecond <= accumulate)
{
accumulate = 0; //a. repeat
//accumulate = maxSecond; //b. one time
}
_leftAnchor.RotateX(directAngle);
if (5f < angleSum || angleSum < -20f)
{
directAngle *= -1;
}
angleSum += directAngle;
}