void Update()
{
if (isHidden)
{
return;
}
if (Input.GetMouseButton(0))
{
Vector2 swipe = (Vector2)Input.mousePosition - touchStart;
// Change arrow rotation
float angle = Vector2.SignedAngle(Vector2.up, swipe);
arrowPivot.transform.rotation = Quaternion.Euler(0f, 0f, angle);
// Change arrow size based on swipe magnitude
float ySize = Mathf.Min(swipe.sqrMagnitude / minDragDistance, 1f);
arrowPivot.transform.localScale = new Vector3(1f, ySize);
// Change arrow color if angle is illegal
if (BlobController.CheckJumpAngle(facingDirection, swipe,
angleLimit))
{
arrowSprite.color = Color.white;
}
else
{
arrowSprite.color = Color.red;
}
}
}