AI – Unreal Engine Gamedev Notes https://devrespawn.com Playing With Code Thu, 09 Jan 2025 23:56:49 +0000 en-US hourly 1 https://wordpress.org/?v=6.7.1 https://devrespawn.com/wp-content/uploads/2024/12/cropped-plus_UE2_32px-32x32.png AI – Unreal Engine Gamedev Notes https://devrespawn.com 32 32 Custom Clustering Algorithm Defining Deadly Areas For NPC in Unreal Engine Game https://devrespawn.com/custom-clustering-algorithm-deadly-areas-npc-unreal-engine-game/ Tue, 07 Jan 2025 18:19:15 +0000 https://devrespawn.com/?p=322 In this post I will demonstrate my custom implementation of a clustering algorithm in Unreal Engine C++. I used this clustering in my game to determine the deadly areas for NPC to enhance its AI so that NPC could avoid or consider these areas in some other way (e.g. proactively attack the area in a preventive manner or be ready for the ambush in such areas area). You can read this article…

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]]> Applying Custom NavModifierVolume and NavArea_Obstacle With Different Costs During Game in Unreal Engine https://devrespawn.com/custom-navmodifiervolume-navarea_obstacle-with-different-costs-during-game-unreal-engine/ Sun, 05 Jan 2025 19:53:33 +0000 https://devrespawn.com/?p=304 The solution I’d like to demonstrate allows to modify Navigation Mesh during game to allow NPC avoid high-cost areas. This is how it looks in game (when debugging NavMesh): The NavModifierVolume was added during a game after an NPC was killed in that area. After that the NPC does not want to come close to that area. In this video you can see how NPC behaves trying to avoid the…

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