UpdateLevelVisibilityLevelInfo.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "UpdateLevelVisibilityLevelInfo.generated.h"
 
USTRUCT()
struct FNetLevelVisibilityTransactionId
{
    GENERATED_BODY()
 
    enum : uint32
    {
        InvalidTransactionIndex = 0U,
        InvalidTransactionId = 0U,
        IsClientTransactionMask = 0x80000000U,
        ValueMask = ~IsClientTransactionMask,
    };
 
    FNetLevelVisibilityTransactionId();
 
    bool IsClientTransaction() const { return Data & IsClientTransactionMask; }
    bool IsValid() const { return Data != InvalidTransactionId; }
    void SetIsClientInstigator(bool bValue) { Data = (Data & ~IsClientTransactionMask) | (bValue ? IsClientTransactionMask : 0U); }
    uint32 GetTransactionIndex() const { return Data & ValueMask; }
    void SetTransactionIndex(uint32 TransactionIndex) { Data = (Data & IsClientTransactionMask) | (TransactionIndex & ValueMask); }
 
    uint32 IncrementTransactionIndex();
    bool operator==(const FNetLevelVisibilityTransactionId& Other) const { return Data == Other.Data; }
    ENGINE_API bool NetSerialize(FArchive& Ar, UPackageMap* PackageMap, bool& bOutSuccess);
 
private:
    FNetLevelVisibilityTransactionId(uint32 LevelVisibilityTransactionIndex, bool bIsClientInstigator);
 
    UPROPERTY()
    uint32 Data;
};
 
template<>
struct TStructOpsTypeTraits<FNetLevelVisibilityTransactionId> : public TStructOpsTypeTraitsBase2<FNetLevelVisibilityTransactionId>
{
    enum
    {
        WithNetSerializer = true
    };
};
 
USTRUCT()
struct FUpdateLevelVisibilityLevelInfo
{
    GENERATED_BODY();
 
    FUpdateLevelVisibilityLevelInfo()
        : PackageName(NAME_None)
        , FileName(NAME_None)
        , bIsVisible(false)
        , bTryMakeVisible(false)
        , bSkipCloseOnError(false)
    {
    }
 
    ENGINE_API FUpdateLevelVisibilityLevelInfo(const class ULevel* const Level, const bool bInIsVisible, const bool bInTryMakeVisible = false);
 
    UPROPERTY()
    FName PackageName;
 
    UPROPERTY()
    FName FileName;
 
    UPROPERTY()
    FNetLevelVisibilityTransactionId VisibilityRequestId;
 
    UPROPERTY()
    uint32 bIsVisible : 1;
 
    UPROPERTY()
    uint32 bTryMakeVisible : 1;
 
    UPROPERTY(NotReplicated)
    uint32 bSkipCloseOnError : 1;
 
    ENGINE_API bool NetSerialize(FArchive& Ar, UPackageMap* PackageMap, bool& bOutSuccess);
};
 
template<>
struct TStructOpsTypeTraits<FUpdateLevelVisibilityLevelInfo> : public TStructOpsTypeTraitsBase2<FUpdateLevelVisibilityLevelInfo>
{
    enum
    {
        WithNetSerializer = true
    };
};
 
inline FNetLevelVisibilityTransactionId::FNetLevelVisibilityTransactionId()
: Data(InvalidTransactionId)
{
}
 
inline FNetLevelVisibilityTransactionId::FNetLevelVisibilityTransactionId(uint32 LevelVisibilityTransactionIndex, bool bIsClientInstigator)
: Data((bIsClientInstigator ? IsClientTransactionMask : 0U) | (LevelVisibilityTransactionIndex & ValueMask))
{
}
 
inline uint32 FNetLevelVisibilityTransactionId::IncrementTransactionIndex()
{
    uint32 NewIndex = (GetTransactionIndex() + 1U) & ValueMask;
    // Deal with wraparound since zero is reserved as the invalid index
    if (NewIndex == InvalidTransactionIndex)
    {
        ++NewIndex;
    }
    SetTransactionIndex(NewIndex);
    return NewIndex;
}