InternalNetSerializers.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Iris/Serialization/InternalNetSerializer.h"
#include "Templates/RefCounting.h"
#include "InternalNetSerializers.generated.h"
 
namespace UE::Net
{
    struct FReplicationStateDescriptor;
}
 
// Bitfield property
USTRUCT()
struct FBitfieldNetSerializerConfig : public FNetSerializerConfig
{
    GENERATED_BODY()
 
public:
    UPROPERTY()
    uint8 BitMask = 0;
};
 
// Array property
USTRUCT()
struct FArrayPropertyNetSerializerConfig : public FNetSerializerConfig
{
    GENERATED_BODY()
 
public:
    FArrayPropertyNetSerializerConfig();
    ~FArrayPropertyNetSerializerConfig();
 
    FArrayPropertyNetSerializerConfig(const FArrayPropertyNetSerializerConfig&) = delete;
    FArrayPropertyNetSerializerConfig(FArrayPropertyNetSerializerConfig&&) = delete;
    
    FArrayPropertyNetSerializerConfig& operator=(const FArrayPropertyNetSerializerConfig&) = delete;
    FArrayPropertyNetSerializerConfig& operator=(FArrayPropertyNetSerializerConfig&&) = delete;
 
    UPROPERTY()
    uint16 MaxElementCount = 0;
 
    UPROPERTY()
    uint16 ElementCountBitCount = 0;
 
    UPROPERTY()
    TFieldPath<FArrayProperty> Property;
 
    TRefCountPtr<const UE::Net::FReplicationStateDescriptor> StateDescriptor;
};
 
template<>
struct TStructOpsTypeTraits<FArrayPropertyNetSerializerConfig> : public TStructOpsTypeTraitsBase2<FArrayPropertyNetSerializerConfig>
{
    enum
    {
        WithCopy = false
    };
};
 
USTRUCT()
struct FLastResortPropertyNetSerializerConfig : public FNetSerializerConfig
{
    GENERATED_BODY()
 
public:
    static constexpr uint32 DefaultMaxQuantizedSizeBits = 65535;
 
    UPROPERTY()
    TFieldPath<FProperty> Property;
 
    UPROPERTY()
    bool bExcludeFromDefaultStateHash = false;
 
    UPROPERTY()
    uint32 MaxQuantizedSizeBits = DefaultMaxQuantizedSizeBits;
};
 
// ENetRole. With role swapping at deserialization
USTRUCT()
struct FNetRoleNetSerializerConfig : public FNetSerializerConfig
{
    GENERATED_BODY()
 
public:
    UPROPERTY()
    int32 RelativeInternalOffsetToOtherRole = 0;
 
    UPROPERTY()
    int32 RelativeExternalOffsetToOtherRole = 0;
 
    UPROPERTY()
    uint8 LowerBound = 0;
    UPROPERTY()
    uint8 UpperBound = 0;
    UPROPERTY()
    uint8 BitCount = 0;
 
    UPROPERTY()
    uint8 AutonomousProxyValue = 0;
    UPROPERTY()
    uint8 SimulatedProxyValue = 0;
 
    const UEnum* Enum = nullptr;
};
 
USTRUCT()
struct FFieldPathNetSerializerConfig : public FNetSerializerConfig
{
    GENERATED_BODY()
 
public:
    UPROPERTY()
    TFieldPath<FProperty> Property;
};
 
USTRUCT()
struct FFieldPathNetSerializerSerializationHelper
{
    GENERATED_BODY()
 
    UPROPERTY();
    TWeakObjectPtr<UStruct> Owner;
    UPROPERTY();
    TArray<FName> PropertyPath;
};
 
namespace UE::Net
{
 
UE_NET_DECLARE_SERIALIZER_INTERNAL(FBitfieldNetSerializer, IRISCORE_API);
UE_NET_DECLARE_SERIALIZER_INTERNAL(FLastResortPropertyNetSerializer, IRISCORE_API);
UE_NET_DECLARE_SERIALIZER_INTERNAL(FArrayPropertyNetSerializer, IRISCORE_API);
UE_NET_DECLARE_SERIALIZER_INTERNAL(FNetRoleNetSerializer, IRISCORE_API);
UE_NET_DECLARE_SERIALIZER_INTERNAL(FFieldPathNetSerializer, IRISCORE_API);
 
IRISCORE_API bool InitBitfieldNetSerializerConfigFromProperty(FBitfieldNetSerializerConfig& OutConfig, const FBoolProperty* Bitfield);
 
IRISCORE_API bool InitLastResortPropertyNetSerializerConfigFromProperty(FLastResortPropertyNetSerializerConfig& OutConfig, const FProperty* Property);
 
uint32 GetNetArrayPropertyData(NetSerializerValuePointer QuantizedArray, NetSerializerValuePointer& OutArrayBuffer);
 
IRISCORE_API bool PartialInitNetRoleSerializerConfig(FNetRoleNetSerializerConfig& OutConfig, const UEnum* Enum);
 
}