[游戏开发]ue4网络c++

.h

	UPROPERTY(Replicated,VisibleAnywhere)
	float HP =100.f;
	UPROPERTY(ReplicatedUsing=OnRep_Armor)
	//复制时调用，c++上Rep_Notify只在客户端调用，蓝图上Rep_Notify可在服务端客户端都调用
	float armor = 0.f;
	UFUNCTION()
	void OnRep_Armor();

.cpp

#include "Net/UnrealNetwork.h"
AMyActor::AMyActor()
{
	bReplicates = true;.//写在构造函数 可网络复制
}
void AMyActor::Tick(float DeltaTime)
{
	Super::Tick(DeltaTime);
	//在Tick中更新信息
	if (HasAuthority())
	{
		UE_LOG(LogTemp, Warning, TEXT("Server Health :%f"), HP);
		armor = FMath::Rand();
	}
	else {
		UE_LOG(LogTemp, Warning, TEXT("Client Health :%f"), HP);
	}
}
void AMyActor::OnRep_Armor()
{
	if (HasAuthority())
	{
		UE_LOG(LogTemp, Warning, TEXT("Server Armor :%f"), armor);
	}
	else {
		UE_LOG(LogTemp, Warning, TEXT("Client Armor :%f"), armor);
		}
}
void AMyActor::GetLifetimeReplicatedProps(TArray<FLifetimeProperty>& OutLifetimeProps) const
{
	Super::GetLifetimeReplicatedProps(OutLifetimeProps);
	DOREPLIFETIME(AMyActor, HP);
	DOREPLIFETIME(AMyActor, armor);
}