[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintNativeEvent, Category="Calculation") void Execute ( const [FGameplayEffectCustomExecutionParameters](API\Plugins\GameplayAbilities\FGameplayEffectCustomExecutionPa-) & ExecutionParams, [FGameplayEffectCustomExecutionOutput](API\Plugins\GameplayAbilities\FGameplayEffectCustomExecutionOu-) & OutExecutionOutput ) const