private void Awake()
{
if (_instance == null)
{
_instance = this;
}
}
private void Update()
{
if (_selfDestructTimerCurrentValue <= _selfDestructTimerDefaultValue)
{
_selfDestructTimerCurrentValue += Time.deltaTime;
}
else
{
Destroy(gameObject);
}
if (_launched)
{
transform.position += transform.forward * _enemySpeed * Time.deltaTime;
}
var screenPoint = Camera.main.WorldToViewportPoint(transform.position);
_isVisible = screenPoint.z > 0 && screenPoint.x > 0 && screenPoint.x < 1 && screenPoint.y > 0 && screenPoint.y < 1;
if (GameManager.TankControl && !_isVisible && _needShowArrow)
{
var prevSide = _enemySideIfInvisible;
var enemyVector = new Vector3(transform.position.x, transform.position.z);
var tankVector = new Vector3(GameManager.TankControl.transform.forward.x, GameManager.TankControl.transform.forward.z);
var crossProduct = Vector3.Cross(tankVector, enemyVector);
_enemySideIfInvisible = Mathf.Sign(crossProduct.z) < 0 ? Side.Right : Side.Left;
if (_enemySideIfInvisible != prevSide)
{
if (_currentEnemyArrow)
{
Destroy(_currentEnemyArrow);
}
_currentEnemyArrow = GaragesManager.SpawnEnemyArrow(_enemySideIfInvisible);
}
}
else
{
_enemySideIfInvisible = Side.None;
if (_currentEnemyArrow)
{
Destroy(_currentEnemyArrow);
}
}
if (_enemyHealth <= 0)
{
Die();
}
}
