ScriptSerialization.h File Reference

#include "HAL/Platform.h"

Go to the source code of this file.

Macros
#define	XFER(T)
#define	XFERNAME()
#define	XFERSTRING()
#define	XFERUNICODESTRING()
#define	XFERTEXT()
#define	XFERPTR(T)
#define	XFERTOBJPTR()
#define	XFER_FUNC_POINTER   XFERPTR(UStruct*)
#define	XFER_FUNC_NAME   XFERNAME()
#define	XFER_PROP_POINTER   XFERPTR(FProperty*)
#define	XFER_OBJECT_POINTER(Type)   XFERPTR(Type)
#define	XFER_TOBJECT_PTR   XFERTOBJPTR
#define	FIXUP_EXPR_OBJECT_POINTER(Type)

Macro Definition Documentation

FIXUP_EXPR_OBJECT_POINTER

#define FIXUP_EXPR_OBJECT_POINTER

(

Type

)

XFER

#define XFER

(

T

)

Value:

            { \
                T Temp; \
				if (!Ar.IsLoading()) \
                { \
                    Temp =  FPlatformMemory::ReadUnaligned<T>(&Script[iCode]); \
                } \
                Ar << Temp; \
				if (!Ar.IsSaving()) \
                { \
                    FPlatformMemory::WriteUnaligned<T>(&Script[iCode], Temp); \
                } \
                iCode += sizeof(T); \
            }

This header contains the code for serialization of script bytecode and [eventually] tagged property values. Extracted to header file to allow custom definitions of the macros used by these methods

XFER_FUNC_NAME

#define XFER_FUNC_NAME   XFERNAME()

XFER_FUNC_POINTER

#define XFER_FUNC_POINTER   XFERPTR(UStruct*)

XFER_OBJECT_POINTER

#define XFER_OBJECT_POINTER

(

Type

)

XFERPTR(Type)

XFER_PROP_POINTER

#define XFER_PROP_POINTER   XFERPTR(FProperty*)

XFER_TOBJECT_PTR

#define XFER_TOBJECT_PTR   XFERTOBJPTR

XFERNAME

#define XFERNAME

(

)

Value:

    { \
        FName Name; \
        FScriptName ScriptName; \
        if (!Ar.IsLoading()) \
        { \
            FMemory::Memcpy( &ScriptName, &Script[iCode], sizeof(FScriptName) ); \
            Name = ScriptNameToName(ScriptName); \
        } \
        Ar << Name; \
		if (!Ar.IsSaving()) \
        { \
            ScriptName = NameToScriptName(Name); \
            FMemory::Memcpy( &Script[iCode], &ScriptName, sizeof(FScriptName) ); \
        } \
        iCode += sizeof(FScriptName); \
    }

XFERPTR

#define XFERPTR

(

T

)

Value:

    { \
        T AlignedPtr = NULL; \
        ScriptPointerType TempCode; \
        if (!Ar.IsLoading()) \
        { \
            FMemory::Memcpy( &TempCode, &Script[iCode], sizeof(ScriptPointerType) ); \
            AlignedPtr = (T)(TempCode); \
        } \
        Ar << AlignedPtr; \
		if (!Ar.IsSaving()) \
        { \
            TempCode = (ScriptPointerType)(AlignedPtr); \
            FMemory::Memcpy( &Script[iCode], &TempCode, sizeof(ScriptPointerType) ); \
        } \
        iCode += sizeof(ScriptPointerType); \
    }

XFERSTRING

#define XFERSTRING

(

)

Value:

    { \
        do XFER(uint8) while( Script[iCode-1] ); \
    }

XFERTEXT

#define XFERTEXT

(

)

Value:

    { \
		XFER(uint8); \
        const EBlueprintTextLiteralType TextLiteralType = (EBlueprintTextLiteralType)Script[iCode - 1]; \
		switch (TextLiteralType) \
        { \
        case EBlueprintTextLiteralType::Empty: \
            break; \
        case EBlueprintTextLiteralType::LocalizedText: \
			SerializeExpr( iCode, Ar );  \
			SerializeExpr( iCode, Ar ); \
			SerializeExpr( iCode, Ar ); \
            break; \
        case EBlueprintTextLiteralType::InvariantText: \
			SerializeExpr( iCode, Ar );  \
            break; \
        case EBlueprintTextLiteralType::LiteralString: \
			SerializeExpr( iCode, Ar );  \
            break; \
        case EBlueprintTextLiteralType::StringTableEntry: \
			XFER_OBJECT_POINTER( UObject* ); \
			FIXUP_EXPR_OBJECT_POINTER( UObject* ); \
			SerializeExpr( iCode, Ar );  \
			SerializeExpr( iCode, Ar ); \
            break; \
        default: \
			checkf(false, TEXT("Unknown EBlueprintTextLiteralType! Please update XFERTEXT to handle this type of text.")); \
            break; \
        } \
    }

XFERTOBJPTR

#define XFERTOBJPTR

(

)

Value:

    { \
        TObjectPtr<UObject> AlignedPtr; \
		if (!Ar.IsLoading()) \
        { \
            FMemory::Memcpy(&AlignedPtr, &Script[iCode], sizeof(ScriptPointerType)); \
        } \
            Ar << AlignedPtr; \
		if (!Ar.IsSaving()) \
        { \
            FMemory::Memcpy(&Script[iCode], &AlignedPtr, sizeof(ScriptPointerType)); \
        } \
        iCode += sizeof(ScriptPointerType); \
    }

XFERUNICODESTRING

#define XFERUNICODESTRING

(

)

Value:

    { \
        do XFER(uint16) while( Script[iCode-1] || Script[iCode-2] ); \
    }