public static void Spawn_Enemy(float x, float y)
{
Ennemy_Fly enemy1 = (Ennemy_Fly)enemy_fly.Instance();
instance.AddChild(enemy1);
enemy1.Position = Convertion.World2Location(new Vector2(x, y));
}
private void EnemyCollision(float delta)
{
Ennemy_Fly t = (Ennemy_Fly)raycast.GetCollider();
t.Damage(POWER * delta);
}