# 38 – October 3, 2021
In a blog post, the Unity team focused on workflows and features that help programmers do more in less time. For example, tellhow to save compilation time when testing.
About changing difficulty during the game
Puzzledorf puzzle developer tells about different approaches to how to change the difficulty during the game, so as not to upset the player.
Irradiation: the development process for a UE-made film
Director and 3D artist Sava Zhivkovic told about the production process of a short film created using Unreal Engine, Blender and motion capture.
Ground hit effect in Unity
The Bit Of Game Dev channel has shared a step-by-step guide discussing how to customize the visuals of hitting the ground in Unity.
Mighty Russian indie, part II: how independent studios from the Russian Federation achieve global recognition, what is the key to success and how to give players real emotions
3DNews editorial office talked with some independent game developers from Russia, including Punch Club, Ice-Pick Lodge, Loop Hero authors, Kirill Zolovkin working on Gripper.
Big worlds in UE5: a completely new (open) world
In the keynote, Arran Langmead, Technical Artist and Evangelist at Epic Games, talked about the new open world features in UE5 and how to customize them, including World Partition, One File Per Actor, Minimaps, HLODS, Data Layers, and Level Instances.
A Juggler’s Tale: History and Development
Technical artist Elias Kremer, who worked on A Juggler’s Tale, in detail told about the game development process, explaining the methods they used to improve the game’s performance on various platforms.
The Pulse: Enhanced Real-Time Animated Narrative
This month’s The Pulse, the Epic Games team discussed how real-time animation pipelines can enhance storytelling.
Agent actions as an entity
Developers tell about the GOAP framework used in the work on the City Hall Simulator.
AI 101: How Utility AI Helps NPCs Decide What To Do Next
Sometimes the AI in video games has a lot of perfectly correct actions that it can take, but it is difficult to choose a specific action. Utility AI is one approach to help solve this problem by calculating the utility of this action based on the current context.