Rambling NPC AI: Deer | Behavior Tree, Animation | Unreal Engine (UE4) tutorials for beginners.

Опубликовано: 16 Май 2026
на канале: Aida Drogan #BlondieCode
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Deer NPC: AI Programming in Unreal Engine!
Unreal Engine (UE4) lessons for beginners from #BlondieCode.
How to create an NPC and program it to move through the level and create a smooth transition from resting to walking and running depending on the speed?
The behavior of the animal (deer) in the game is artificial intelligence (AI).
An NPC that moves randomly around the location.
00:00 - Deer NPC behavior demonstration
00:18 - Creating templates, searching and importing assets from the Marketplace
01:09 - How to create an NPC character
01:38 - Animation Blueprint in UE4
02:05 - Creating a controller for AI (AIController)
02:36 - First test and character adjustment
03:06 - Character animation in UE4, setting the State Machine
03:41 - Character speed for animation (Blueprint)
04:26 - Animation Blend Space 1D for smooth running animation
06:10 - Behavior Tree and Blackboard
06:27 - Create keys in Blackboard for AI behavior tree
06:36 - Task for a behavior tree (BTTask) to find a navigation point
07:23 - Nav Mesh UE4
08:24 - How to enable behavior tree in AIController
08:38 - Behavior Tree for a neutral NPC
09:30 - How to assign a controller to a character
09:41 - Second test (failed)
09:56 - Fix bug
10:12 - Third test (almost successful)
10:19 - How to make a smooth turn when moving AI on Nav Mesh
10:39 - What is Behavior Tree, and what else can AI in UE4 do
How to get started with the Unreal Engine, how to get started making games, programming AI for NPCs, and more.
First steps in Unreal Engine lessons for dummies.