前端个人网站模板,wordpress手机轻主题,国际空间站,如何做别人的网站【UnLua】在 Lua 中定义 UE 反射类型
用法
启动编辑器时遍历 Defines 目录下 lua 脚本来加载 UE 反射类型#xff08;开个临时的 Lua VM 即可#xff09;直接像
-- define a uenum in lua
UEnum.EEnumGuestSomethingElse {Value1 1;Value2 2;
}-- use it like a native …【UnLua】在 Lua 中定义 UE 反射类型
用法
启动编辑器时遍历 Defines 目录下 lua 脚本来加载 UE 反射类型开个临时的 Lua VM 即可直接像
-- define a uenum in lua
UEnum.EEnumGuestSomethingElse {Value1 1;Value2 2;
}-- use it like a native uenum
UnLua.Log(UE.EEnumGuestSomethingElse.Value2)UClass { Config Game }.
MoviePipelineExampleRuntimeExecutor(UE.MoviePipelinePythonHostExecutor, UE.IXXXInteface) {activeMoviePipeline UE.UProperty {};exampleArray UE.TArray(str);exampleDict UE.TMap(str, bool);on_map_load UE.UFunction {override true;params { };}
}UStruct { BlueprintType true }.
FAnimCurveCreationData(UE.FMovementSettings_Stance) {FrameNumber UProperty(UE.int32) { DisplayName Frame Number };CurveValue UProperty(UE.float);exampleArray UProperty(UE.TArray, );exampleDict UProperty(UE.TMap, , false);
}UEnum
C
UENUM(BlueprintType)
enum class ETest : uint8
{Walking,Running,Sprinting,ALS_MAX UMETA(DisplayNameALS MAX)
};Test.generated.h
#include UObject/ObjectMacros.h
#include UObject/ScriptMacros.h#define FOREACH_ENUM_ETEST(op) \op(ETest::Walking) \op(ETest::Running) \op(ETest::Sprinting) \op(ETest::ALS_MAX)enum class ETest : uint8;
template struct TIsUEnumClassETest { enum { Value true }; };
template LYRAGAME_API UEnum* StaticEnumETest();Test.gen.cpp
生成代码入口 FNativeClassHeaderGenerator::ExportGeneratedEnumInitCode构造 UEnum 入口 UECodeGen_Private::ConstructUEnum构造时机static 注册所以 C 启动时
void EmptyLinkFunctionForGeneratedCodeTest() {}
// Cross Module ReferencesLYRAGAME_API UEnum* Z_Construct_UEnum_LyraGame_ETest();UPackage* Z_Construct_UPackage__Script_LyraGame();
// End Cross Module Referencesstatic FEnumRegistrationInfo Z_Registration_Info_UEnum_ETest;static UEnum* ETest_StaticEnum(){if (!Z_Registration_Info_UEnum_ETest.OuterSingleton){Z_Registration_Info_UEnum_ETest.OuterSingleton GetStaticEnum(Z_Construct_UEnum_LyraGame_ETest, Z_Construct_UPackage__Script_LyraGame(), TEXT(ETest));}return Z_Registration_Info_UEnum_ETest.OuterSingleton;}template LYRAGAME_API UEnum* StaticEnumETest(){return ETest_StaticEnum();}struct Z_Construct_UEnum_LyraGame_ETest_Statics{static const UECodeGen_Private::FEnumeratorParam Enumerators[];
#if WITH_METADATAstatic const UECodeGen_Private::FMetaDataPairParam Enum_MetaDataParams[];
#endifstatic const UECodeGen_Private::FEnumParams EnumParams;};const UECodeGen_Private::FEnumeratorParam Z_Construct_UEnum_LyraGame_ETest_Statics::Enumerators[] {{ ETest::Walking, (int64)ETest::Walking },{ ETest::Running, (int64)ETest::Running },{ ETest::Sprinting, (int64)ETest::Sprinting },{ ETest::ALS_MAX, (int64)ETest::ALS_MAX },};
#if WITH_METADATAconst UECodeGen_Private::FMetaDataPairParam Z_Construct_UEnum_LyraGame_ETest_Statics::Enum_MetaDataParams[] {{ ALS_MAX.DisplayName, ALS MAX },{ ALS_MAX.Name, ETest::ALS_MAX },{ BlueprintType, true },{ ModuleRelativePath, Common/Defines/Test.h },{ Running.Name, ETest::Running },{ Sprinting.Name, ETest::Sprinting },{ Walking.Name, ETest::Walking },};
#endifconst UECodeGen_Private::FEnumParams Z_Construct_UEnum_LyraGame_ETest_Statics::EnumParams {(UObject*(*)())Z_Construct_UPackage__Script_LyraGame,nullptr,ETest,ETest,Z_Construct_UEnum_LyraGame_ETest_Statics::Enumerators,UE_ARRAY_COUNT(Z_Construct_UEnum_LyraGame_ETest_Statics::Enumerators),RF_Public|RF_Transient|RF_MarkAsNative,EEnumFlags::None,(uint8)UEnum::ECppForm::EnumClass,METADATA_PARAMS(Z_Construct_UEnum_LyraGame_ETest_Statics::Enum_MetaDataParams, UE_ARRAY_COUNT(Z_Construct_UEnum_LyraGame_ETest_Statics::Enum_MetaDataParams))};UEnum* Z_Construct_UEnum_LyraGame_ETest(){if (!Z_Registration_Info_UEnum_ETest.InnerSingleton){UECodeGen_Private::ConstructUEnum(Z_Registration_Info_UEnum_ETest.InnerSingleton, Z_Construct_UEnum_LyraGame_ETest_Statics::EnumParams);}return Z_Registration_Info_UEnum_ETest.InnerSingleton;}struct Z_CompiledInDeferFile_FID_Lyra_Source_LyraGame_Common_Defines_Test_h_Statics{static const FEnumRegisterCompiledInInfo EnumInfo[];};const FEnumRegisterCompiledInInfo Z_CompiledInDeferFile_FID_Lyra_Source_LyraGame_Common_Defines_Test_h_Statics::EnumInfo[] {{ ETest_StaticEnum, TEXT(ETest), Z_Registration_Info_UEnum_ETest, CONSTRUCT_RELOAD_VERSION_INFO(FEnumReloadVersionInfo, 2142314138U) },};static FRegisterCompiledInInfo Z_CompiledInDeferFile_FID_Lyra_Source_LyraGame_Common_Defines_Test_h_3878057739(TEXT(/Script/LyraGame),nullptr, 0,nullptr, 0,Z_CompiledInDeferFile_FID_Lyra_Source_LyraGame_Common_Defines_Test_h_Statics::EnumInfo, UE_ARRAY_COUNT(Z_CompiledInDeferFile_FID_Lyra_Source_LyraGame_Common_Defines_Test_h_Statics::EnumInfo));Python
创建入口 FPythonGeneratedEnumBuilder::RegisterDescriptors创建时机 uenum - GenerateEnum
unreal.uenum()
class PyTestColor(unreal.EnumBase):RED unreal.uvalue(1, meta{DisplayName: Red (255, 0, 0)})GREEN unreal.uvalue(2)BLUE unreal.uvalue(3)UStruct
C
USTRUCT(BlueprintType)
struct FMovementSettings_Stance
{GENERATED_BODY()
public:UPROPERTY(BlueprintReadWrite, EditAnywhere, meta(DisplayNameStanding))FMovementSettings Standing {};UPROPERTY(BlueprintReadWrite, EditAnywhere, meta(DisplayNameCrouching))FMovementSettings Crouching {};
};USTRUCT(BlueprintType)
struct FAnimCurveCreationData : FMovementSettings_Stance
{GENERATED_BODY()
public:UPROPERTY(BlueprintReadWrite, EditAnywhere, meta(DisplayNameFrame Number))int32 FrameNumber {};UPROPERTY(BlueprintReadWrite, EditAnywhere, meta(DisplayNameCurve Value))float CurveValue {};
};void ConstructUScriptStruct(UScriptStruct* OutStruct, const FStructParams Params)
{UObject* (*OuterFunc)() Params.OuterFunc;UScriptStruct* (*SuperFunc)() Params.SuperFunc;UScriptStruct::ICppStructOps* (*StructOpsFunc)() (UScriptStruct::ICppStructOps* (*)())Params.StructOpsFunc;UObject* Outer OuterFunc ? OuterFunc() : nullptr;UScriptStruct* Super SuperFunc ? SuperFunc() : nullptr;UScriptStruct::ICppStructOps* StructOps StructOpsFunc ? StructOpsFunc() : nullptr;if (OutStruct){return;}UScriptStruct* NewStruct new(EC_InternalUseOnlyConstructor, Outer, UTF8_TO_TCHAR(Params.NameUTF8), Params.ObjectFlags) UScriptStruct(FObjectInitializer(), Super, StructOps, (EStructFlags)Params.StructFlags, Params.SizeOf, Params.AlignOf);OutStruct NewStruct;ConstructFProperties(NewStruct, Params.PropertyArray, Params.NumProperties);NewStruct-StaticLink();#if WITH_METADATAAddMetaData(NewStruct, Params.MetaDataArray, Params.NumMetaData);
#endif
}Python
class MoviePipelineExampleRuntimeExecutor(unreal.MoviePipelinePythonHostExecutor):# Declare the properties of the class here. You can use basic# Python types (int, str, bool) as well as unreal properties.# You can use Arrays and Maps (Dictionaries) as wellactiveMoviePipeline unreal.uproperty(unreal.MoviePipeline)exampleArray unreal.Array(str) # An array of stringsexampleDict unreal.Map(str, bool) # A dictionary of strings to bools.# Constructor that gets called when created either via C or Python# Note that this is different than the standard __init__ function of Pythondef _post_init(self):# Assign default values to properties in the constructorself.activeMoviePipeline Noneself.exampleArray.append(Example String)self.exampleDict[ExampleKey] TrueUClass
