285 lines
8.4 KiB
C++
285 lines
8.4 KiB
C++
#define GEN_DEFINE_LIBRARY_CODE_CONSTANTS
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#define GEN_ENFORCE_STRONG_CODE_TYPES
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#define GEN_EXPOSE_BACKEND
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// #define GEN_DEFINE_ATTRIBUTE_TOKENS
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#define GEN_IMPLEMENTATION
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#include "gen.cpp"
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#include "gen.builder.cpp"
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using namespace gen;
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// Program assumes its working directory is the project
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#define path_config "./Source/Config/"
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#define path_module_gasa "./Source/Gasa/"
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#define path_gasa_ability_system path_module_gasa "AbilitySystem/"
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void def_attribute_properties( CodeBody body, Array<StringCached> properties )
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{
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for ( StringCached property : properties )
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{
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Code field_uproperty = code_fmt( "property", (StrC)property, stringize(
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UPROPERTY(ReplicatedUsing=Client_OnRep_<property>, EditAnywhere, BlueprintReadWrite, Category="Attributes")
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));
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CodeType type_FGameplayAttributeData = def_type( txt("FGameplayAttributeData"));
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body.append(fmt_newline);
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body.append( field_uproperty );
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body.append(fmt_newline);
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body.append( def_variable( type_FGameplayAttributeData, StrC(property)) );
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}
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}
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void def_attribute_field_on_reps( CodeBody body, Array<StringCached> fields )
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{
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for ( StringCached field : fields )
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{
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Code umeta_UFUNCTION = code_str( UFUNCTION() );
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body.append(fmt_newline);
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body.append( umeta_UFUNCTION );
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body.append(fmt_newline);
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body.append( code_fmt( "field", (StrC)field, stringize(
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void Client_OnRep_<field>(FGameplayAttributeData& Prev<field>);
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)));
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}
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}
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void def_attribute_field_property_getters( CodeBody body, StrC class_name, Array<StringCached> properties )
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{
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for ( String property : properties )
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{
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CodeFn generated_get_attribute = parse_function(
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token_fmt( "class_name", class_name, "property", (StrC)property,
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stringize(
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static FGameplayAttribute Get<property>Attribute()
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{
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static FProperty* Prop = FindFieldChecked<FProperty>(<class_name>::StaticClass(), GET_MEMBER_NAME_CHECKED(<class_name>, <property>));
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return Prop;
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}
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)));
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body.append( generated_get_attribute );
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}
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}
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void def_attribute_field_value_getters( CodeBody body, Array<StringCached> properties )
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{
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for ( String property : properties )
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{
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#pragma push_macro(FORCEINLINE)
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#undef FORCEINLINE
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body.append( code_fmt( "property", (StrC)property,
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stringize(
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FORCEINLINE float Get<property>() const
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{
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return <property>.GetCurrentValue();
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}
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)));
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#pragma pop_macro(FORCEINLINE)
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}
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}
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void def_attribute_field_value_setters( CodeBody body, Array<StringCached> properties )
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{
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for ( String property : properties )
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{
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body.append( code_fmt( "property", (StrC)property,
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stringize(
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FORCEINLINE void Set<property>(float NewVal)
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{
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UAbilitySystemComponent* AbilityComp = GetOwningAbilitySystemComponent();
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if (ensure(AbilityComp))
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{
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AbilityComp->SetNumericAttributeBase(Get<property>Attribute(), NewVal);
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};
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}
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)));
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}
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}
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void def_attribute_field_initers ( CodeBody body, Array<StringCached> properties )
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{
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for ( String property : properties )
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{
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body.append( code_fmt( "property", (StrC)property,
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stringize(
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FORCEINLINE void Init<property>(float NewVal)
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{
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<property>.SetBaseValue(NewVal);
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<property>.SetCurrentValue(NewVal);
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}
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)));
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}
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}
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void impl_attribute_fields( CodeBody body, StrC class_name, Array<StringCached> properties )
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{
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for ( String property : properties )
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{
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body.append(fmt_newline);
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CodeFn field_impl = parse_function( token_fmt( "class_name", class_name, "property", (StrC)property,
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stringize(
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void <class_name>::Client_OnRep_<property>(FGameplayAttributeData& Prev<property>)
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{
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GAMEPLAYATTRIBUTE_REPNOTIFY(<class_name>, <property>, Prev<property>)
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}
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)));
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body.append( field_impl );
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}
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}
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int gen_main()
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{
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gen::init();
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log_fmt("Generating code for the Gasa module");
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Code umeta_uclass = code_str( UCLASS() );
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Code umeta_generated_body = code_str( GENERATED_BODY() );
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Code gasa_api = code_str( GASA_API );
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CodeType type_UAttributeSet = def_type( txt("UAttributeSet") );
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CodeComment generation_notice = def_comment(txt("This was generated by GasaGen/GasaGen.cpp"));
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Array<StringCached> attribute_fields = Array<StringCached>::init( GlobalAllocator);
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attribute_fields.append( get_cached_string(txt("Health")));
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attribute_fields.append( get_cached_string(txt("MaxHealth")));
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attribute_fields.append( get_cached_string(txt("Mana")));
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attribute_fields.append( get_cached_string(txt("MaxMana")));
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StrC attributeset_name = txt("UGasaAttributeSet");
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Builder header = Builder::open( path_gasa_ability_system "GasaAttributeSet.h");
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{
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header.print(generation_notice);
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header.print(fmt_newline);
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{
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CodeInclude Include_AttributeSet = def_include(txt("AttributeSet.h"));
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CodeInclude Include_AbilitySystemComponent = def_include(txt("AbilitySystemComponent.h"));
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CodeInclude Include_GasaAttributeSet_Generated = def_include(txt("GasaAttributeSet.generated.h"));
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CodeAttributes attributes = def_attributes( gasa_api->Name);
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CodeClass GasaAttributeSet = {};
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{
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CodeBody body = def_body( CodeT::Class_Body );
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{
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body.append( umeta_generated_body);
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body.append( fmt_newline);
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body.append( access_public );
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def_attribute_properties( body, attribute_fields);
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body.append(fmt_newline);
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body.append( def_constructor() );
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def_attribute_field_on_reps( body, attribute_fields);
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body.append(fmt_newline);
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body.append( fmt_newline );
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body.append( def_pragma(code( region Getters )));
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def_attribute_field_property_getters( body, attributeset_name, attribute_fields );
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def_attribute_field_value_getters( body, attribute_fields );
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body.append( def_pragma(code( endregion Getters )));
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body.append( fmt_newline );
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body.append( def_pragma(code( region Setters )));
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def_attribute_field_value_setters( body, attribute_fields );
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def_attribute_field_initers( body, attribute_fields );
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body.append( def_pragma(code( endregion Setters )));
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body.append( fmt_newline );
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body.append( def_pragma( txt("region UObject")));
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body.append( parse_function( code(
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void GetLifetimeReplicatedProps(TArray<FLifetimeProperty>& OutLifetimeProps) const override;
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)));
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body.append( def_pragma( txt("endregion UObject")));
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}
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GasaAttributeSet = def_class( txt("UGasaAttributeSet"), body
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, type_UAttributeSet
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, AccessSpec::Public
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, attributes
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);
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}
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CodeNS ns_gasa = parse_namespace( code(
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namespace Gasa
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{
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inline
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UGasaAttributeSet const* GetAttributeSet( UAbilitySystemComponent* ASC )
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{
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return Cast<UGasaAttributeSet>(ASC->GetAttributeSet( UGasaAttributeSet::StaticClass() ));
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}
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}
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));
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header.print( Include_AttributeSet);
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header.print( Include_AbilitySystemComponent);
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header.print( Include_GasaAttributeSet_Generated);
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header.print( fmt_newline);
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header.print(umeta_uclass);
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header.print(GasaAttributeSet);
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header.print(ns_gasa);
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}
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header.write();
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}
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Builder source = Builder::open( path_gasa_ability_system "GasaAttributeSet.cpp" );
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{
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source.print(generation_notice);
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source.print( def_include( txt("GasaAttributeSet.h")));
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source.print(fmt_newline);
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source.print( def_include( txt("AbilitySystemComponent.h")));
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source.print( def_include( txt("Net/UnrealNetwork.h")));
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source.print( def_include( txt("Networking/GasaNetLibrary.h")));
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{
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CodeBody body = def_body( CodeT::Global_Body );
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body.append(fmt_newline);
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body.append(code_str(
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UGasaAttributeSet::UGasaAttributeSet()
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{
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InitHealth( 100.f );
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InitMaxHealth( 100.f );
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InitMana(( 50.f ));
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InitMaxMana( 50.f );
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}
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));
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body.append(fmt_newline);
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impl_attribute_fields( body, attributeset_name, attribute_fields);
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CodeFn GetLifetimeOfReplicatedProps;
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{
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CodeBody field_lifetimes = def_body( CodeT::Function_Body);
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for (StringCached field : attribute_fields)
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{
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field_lifetimes.append( code_fmt( "field", (StrC)field, stringize(
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DOREPLIFETIME_DEFAULT_GAS(UGasaAttributeSet, <field>);
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)));
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}
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GetLifetimeOfReplicatedProps = parse_function( token_fmt( "body", (StrC)(field_lifetimes.to_string()), stringize(
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void UGasaAttributeSet::GetLifetimeReplicatedProps(TArray<FLifetimeProperty>& OutLifetimeProps) const
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{
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Super::GetLifetimeReplicatedProps(OutLifetimeProps);
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<body>
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}
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)));
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}
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body.append(GetLifetimeOfReplicatedProps);
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source.print(body);
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}
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source.write();
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}
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// gen::deinit();
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return 0;
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}
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