virtual bool CanActivateAbility ( const [FGameplayAbilitySpecHandle](API\Plugins\GameplayAbilities\FGameplayAbilitySpecHandle) Handle, const [FGameplayAbilityActorInfo](API\Plugins\GameplayAbilities\Abilities\FGameplayAbilityActorInfo) * ActorInfo, const [FGameplayTagContainer](API\Runtime\GameplayTags\FGameplayTagContainer) * SourceTags, const [FGameplayTagContainer](API\Runtime\GameplayTags\FGameplayTagContainer) * TargetTags, [FGameplayTagContainer](API\Runtime\GameplayTags\FGameplayTagContainer) * OptionalRelevantTags ) const