//攻击
private void TryFire()
{
//当前时间超过下次攻击时间，开始搜索攻击目标
//当变成范围塔时，m_RigidbodyEnemy失效
if (isFireRange == false)
{
ResetMinEnemyHealth();
//找到最小血量的敌人
for (int i = 0; i < m_EnemyTriggerList.Count; i++)
{
m_BasicEnemyTemp = m_EnemyTriggerList[i].GetComponent <BasicEnemy>();
//发现被要求集火的敌人
if (m_BasicEnemyTemp.isFocused == true)
{
m_BasicEnemyMinHealth = m_BasicEnemyTemp;
break;
}
if (minEnemyHealth > m_BasicEnemyTemp.GetHealth())
{
minEnemyHealth = m_BasicEnemyTemp.GetHealth();
m_BasicEnemyMinHealth = m_BasicEnemyTemp;
}
}
//虽然逻辑上不可能进入这个函数后，发现没有敌人
//但是还是保险起见
if (m_BasicEnemyMinHealth != null)
{
//转向要攻击的目标
m_RigidbodyEnemy = m_BasicEnemyMinHealth.GetComponent <Rigidbody>();
}
}
//如果达到攻击间隔，开始攻击
if (Time.time > nextFire)
{
//如果是范围塔，攻击每个进入范围的敌人
if (isFireRange)
{
for (int i = 0; i < m_EnemyTriggerList.Count; i++)
{
m_BasicEnemyTemp = m_EnemyTriggerList[i].GetComponent <BasicEnemy>();
Fire(m_BasicEnemyTemp);
}
m_RangeParticles.GetComponent <ParticleSystem>().Stop();
m_RangeParticles.GetComponent <ParticleSystem>().Play();
m_Animator.SetTrigger("Attack");
}
else
{
//虽然逻辑上不可能进入这个函数后，发现没有敌人
//但是还是保险起见
if (m_BasicEnemyMinHealth != null)
{
Fire(m_BasicEnemyMinHealth);
}
}
nextFire = Time.time + fireRateSpendSec;//计算下一次攻击时间
}
}