https://answers.unrealengine.com/questions/868935/force-net-update-and-reliable.html
ForceNetUpdate:
ForceNetUpdate的优点是可以降低NetUpdateTime,这样就不会因为检查对象的状态改变了每一个NetUpdateTime滴答而浪费太多的CPU周期。
可以在UE4服务端代码,属性复制语句后,加上ForceNetUpdate,如:
UPROPERTY(Transient, Replicated)
int32 HitNum;
float XXXCharacter::TakeDamage(float Damage, struct FDamageEvent const& DamageEvent, class AController* EventInstigator, class AActor* DamageCauser)
{
HitNum++;
if (Role == ROLE_Authority)
{
ForceNetUpdate();
}
}