Programming and Game Development. Tips, Tricks and Tutorials.https://www.thegames.dev/https://www.thegames.dev/blog/activating-abilities-when-granted-to-asc-passive-abilities/https://www.thegames.dev/blog/activating-abilities-when-granted-to-asc-passive-abilities/Auto-activate passive gameplay abilities when they are granted or when the avatar actor changes, using OnAvatarSet and the ability's net execution policy.Fri, 14 Jan 2022 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/adding-and-using-gameplay-tags-in-c/https://www.thegames.dev/blog/adding-and-using-gameplay-tags-in-c/The older FGameplayTagNativeAdder struct approach for native gameplay tags in C++, and why the NativeGameplayTags macros are the better choice today.Mon, 19 Jul 2021 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/adjusting-durations-cooldowns-of-active-gameplay-effects/https://www.thegames.dev/blog/adjusting-durations-cooldowns-of-active-gameplay-effects/How to speed up or slow down the duration and cooldown of already active Gameplay Effects using a dummy attribute and an Execution Calculation.Sat, 19 Mar 2022 00:00:00 GMTgameplay-ability-systemunreal-enginehttps://www.thegames.dev/blog/all-about-bttasks-in-c/https://www.thegames.dev/blog/all-about-bttasks-in-c/How to write custom Behavior Tree tasks in C++: constructor flags, blackboard key filters, latent tasks, and keeping per-run state in node memory.Wed, 27 Jan 2021 00:00:00 GMTaihttps://www.thegames.dev/blog/checking-if-gameplay-ability-is-active/https://www.thegames.dev/blog/checking-if-gameplay-ability-is-active/Helper functions for a custom Ability System Component that tell you whether a gameplay ability is active, by tags, spec handle or ability class.Wed, 16 Mar 2022 00:00:00 GMTgameplay-ability-systemunreal-enginehttps://www.thegames.dev/blog/creating-and-setting-up-a-custom-uabilitysystemglobals-class/https://www.thegames.dev/blog/creating-and-setting-up-a-custom-uabilitysystemglobals-class/Why every serious GAS project should subclass UAbilitySystemGlobals, and how to create it and register it through Project Settings or DefaultGame.ini.Sun, 24 Jan 2021 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/creating-your-own-gameplay-effect-context/https://www.thegames.dev/blog/creating-your-own-gameplay-effect-context/How to subclass FGameplayEffectContext to carry custom data such as crits or fatal hits, replicate it, and read and write it from executions and attribute sets.Mon, 25 Jan 2021 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/custom-asset-filtering-getassetfilter/https://www.thegames.dev/blog/custom-asset-filtering-getassetfilter/Use the GetAssetFilter property meta to filter an asset picker with your own UFunction, for example to allow DataTables with child row structs.Sun, 13 Jul 2025 00:00:00 GMTrandom-bitshttps://www.thegames.dev/blog/custom-k2-node-and-thunk-for-an-array-of-finstancedstruct/https://www.thegames.dev/blog/custom-k2-node-and-thunk-for-an-array-of-finstancedstruct/Build a custom K2 node with a CustomThunk that pulls one struct type out of a TArray of FInstancedStruct, with a filtered struct picker pin.Sat, 10 Aug 2024 00:00:00 GMTgame-frameworkunreal-enginehttps://www.thegames.dev/blog/damage-types-resistances-gameplay-tags-and-gameplay-effects/https://www.thegames.dev/blog/damage-types-resistances-gameplay-tags-and-gameplay-effects/Handle damage types and resistances with a single Resistance attribute by using Gameplay Tags on Gameplay Effects, and read the result in a damage execution.Fri, 03 Mar 2023 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/enforce-tobjectptr-and-how-to-avoid-pitfalls/https://www.thegames.dev/blog/enforce-tobjectptr-and-how-to-avoid-pitfalls/Make UHT reject raw UObject pointer members in favor of TObjectPtr, and use ObjectPtrDecay, ObjectPtrWrap and MutableView to bridge to raw pointer APIs.Sun, 13 Jul 2025 00:00:00 GMTrandom-bitshttps://www.thegames.dev/blog/gameplay-ability-sets/https://www.thegames.dev/blog/gameplay-ability-sets/Data assets that bundle abilities, effects and attribute sets, then grant them to an ASC and remove them again through a single handle.Thu, 13 Jan 2022 00:00:00 GMTgameplay-ability-systemunreal-enginehttps://www.thegames.dev/blog/gameplay-cues-without-using-a-gcn-gcna/https://www.thegames.dev/blog/gameplay-cues-without-using-a-gcn-gcna/Handle GameplayCues directly on an actor by implementing IGameplayCueInterface, with native or Blueprint handlers and no GCN or GCNA assets needed.Mon, 24 Jun 2024 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/gameplay-tag-relationships/https://www.thegames.dev/blog/gameplay-tag-relationships/Manage which abilities block, cancel, require or are blocked by others from one central data asset instead of on every ability, using ASC and ability overrides.Sat, 15 Jan 2022 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/gameplay-tag-stack-container/https://www.thegames.dev/blog/gameplay-tag-stack-container/A simple replicated FastArraySerializer container that stores Gameplay Tags as stack counts, handy for ammo, item counts and stat points.Mon, 07 Feb 2022 00:00:00 GMTgame-frameworkgameplay-ability-systemhttps://www.thegames.dev/blog/making-a-custom-ability-actor-info/https://www.thegames.dev/blog/making-a-custom-ability-actor-info/Derive from FGameplayAbilityActorInfo to cache your game's pawn, controller and player state, and tell GAS to use it through your AbilitySystemGlobals.Sun, 24 Jan 2021 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/native-gameplay-tags-new-in-4-27-and-ue5/https://www.thegames.dev/blog/native-gameplay-tags-new-in-4-27-and-ue5/How to declare and define native Gameplay Tags in C++ with the NativeGameplayTags macros, and which macro to use where, as of UE 5.8.Sat, 15 Jan 2022 00:00:00 GMTgameplay-ability-systemhttps://www.thegames.dev/blog/target-data-in-gameplay-abilities/https://www.thegames.dev/blog/target-data-in-gameplay-abilities/How to use and extend GAS Target Data in C++ and Blueprint, including a custom FGameplayAbilityTargetData_SingleTargetHit with net serialization.Tue, 25 Jun 2024 00:00:00 GMTgameplay-ability-systemunreal-enginehttps://www.thegames.dev/blog/understanding-gameplay-effect-execution-calculations/https://www.thegames.dev/blog/understanding-gameplay-effect-execution-calculations/A practical guide to Gameplay Effect Execution Calculations: attribute capture, evaluating modifiers, output modifiers, worked examples for damage and shields, and gotchas.Fri, 03 Mar 2023 00:00:00 GMTgameplay-ability-system