World Partition

2022.06.242025.05.09

ホーム > オープンワールド | 背景・レベルデザイン > World Partition

ワールドパーティション

公式 + 勉強会情報

ドキュメント

World Partition

公式ラーニング

2024/12/06 Project Titan Mini Tutorials
2024/10/22 Building HLODs through Horde
2024/09/16 How to Build an Open World Game with 4,000 Strangers | Unreal Fest 2024
2024/04/04 Building Bigger: Changing Your Workflow for Building Worlds instead of Scenes | Unreal Fest 2023
2024/02/13 Creating 25 Square Miles of Fun with World Partition | Unreal Fest 2023
2022/06/24 City サンプル：Unpacked (開いてコンテンツを見てみる) [En]
ナレッジベース
2024/05/16 World Building Guide
2024/04/26 Tech Note: 5.3 World Partition Inconsistent Streaming When Using Level Instances
2022/11/12 World Partition – Server Streaming
2022/11/12 World Partition – How to Handle Actors Falling Through the World
2022/10/03 Tech Note: World Partition Spatially Loaded Actors are Always Loaded
2022/05/13 Issues with Using Listen Servers with World Composition and World Partition
2022/05/13 Can You Remove World Partition From a Level?

ホワイトペーパー

2024/05/16 World Building Guide – v.2.pdf

サンプル

エピックゲームズジャパン

2022/12/12 LevelInstanceActorのLevelStreamingモードと動的レベルインスタンス生成 | takashi suzuki

勉強会

スライド
2024/04/30 WorldBuilding入門 | EGC2024 (Takashi Suzuki)
2024/03/05 WorldPartition2024
2023/01/23 UE5.1 アップデート ~ World Buliding/ Core ~
2022/08/24 Unreal Engine 5 – City Sampleからみる描画の最適化【CEDEC 2022】
動画
2024/03/01 World Partition 2024 | Unreal Engine Meetup Connect – Vol.1 – ゲーム開発編
2022/08/26 Unreal Engine 5 – City Sampleからみる描画の最適化【CEDEC 2022】 [CEDEC]

公式 YouTube | 英語 ≫日本語読み上げ

2025/06/04 Streaming Improvements for Dense Worlds in The Witcher 4 Unreal Engine 5 Tech Demo | Livestream 2, Day 1 | Unreal Fest 2025
2024/12/07 Exploring Project Titan
2024/08/06 How to Build an Open World Game with 4,000 Strangers | Unreal Fest 2024
2022/11/04 Building Open Worlds in Unreal Engine 5 | Unreal Fest 2022 [Live]
2022/04/06 The Matrix Awakens: Creating a World | Tech Talk | State of Unreal 2022
2021/09/29 Large worlds in UE5: A whole new (open) world オープンワールド　World Partition
2021/06/18 New World Building Features World Partition

フォーラム

2022/08/23 Ask Unreal Anything: World Building 開発チームに質疑応答

公式ブログ

2021/09/29 UE5の広大なオープンワールド制作について
2021/06/18 Unreal Engine 5 の新しいワールド構築機能を理解しましょう

分類中

ブログ

YouTube

X

レベルインスタンス

ドキュメント

Level Instancing

ナレッジベース

2023/05/11 Tech Note: Level Instances and Level Sequencer

勉強会

スライド
2024/03/05 Level Instance | WorldPartition2024 p56-
2023/01/23 UE5.1 アップデート ~ World Buliding/ Core ~
動画
2024/03/01 Level Instance | World Partition 2024 | Unreal Engine Meetup Connect – Vol.1 – ゲーム開発編

エピックゲームズジャパン

2022/12/12 LevelInstanceActorのLevelStreamingモードと動的レベルインスタンス生成 | takashi suzuki

ブログ

ブログ　英語

2024/04/12 Using Dynamic Level Instances to Create Procedural Levels in Unreal Engine 5 | Quod Soler

YouTube

Fixed

UE5.6 UE-268727 “Browse to Asset” on Level Instances browses to both the level instance and the current level in the content browser
UE5.6 UE-226090 FBX exporter does not support Level instances
UE5.5 UE-217737 Unable to fix up redirector of assets used in level instances
UE5.4.3 UE-214827 PackedLevelActors are not updated when changing some properties

データレイヤー

ドキュメント

World Partition – データレイヤー

勉強会

スライド
2024/03/05 Data Layer | WorldPartition2024 p50-
2023/01/23 UE5.1 アップデート ~ World Buliding/ Core ~
動画
2024/03/01 Data Layer | World Partition 2024 | Unreal Engine Meetup Connect – Vol.1 – ゲーム開発編

ブログ

YouTube

X

Fixed

UE5.6 UE-254296 Crash in AWorldDataLayers::InitializeDataLayerRuntimeStates() when quickly unloading then loading a sub-world partition
UE5.6 UE-197013 Add an easy way to change Data Layer(s) on an existing Landscape.
UE5.5 UE-214327 Conditional crash when a DragAndDrop operation is done betweeen Data Layers.
UE5.5 UE-211879 Data Layers: GetDataLayerInstanceFromAssetName differs between editor and non-editor
UE5.4 UE-197002 Add BP function that returns the list of DataLayerInstances in the DataLayerManager

HLOD

ドキュメント

World Partition – Hierarchical Level of Detail

公式ラーニング

2024/10/22 Building HLODs through Horde

エピックゲームズジャパン

2025/06/06 RuntimePartitionLHGridのHLOD設定

ブログ

2024/08/12 HLODを掘り下げてみよう | 実践 3Dゲーム背景
2024/06/06 WorldPartitionとHLODレイヤーについて | 実践 3Dゲーム背景

YouTube

Fixed

UE5.6 UE-240276 Dumping of world partitioned HLOD stats fails in commandlet
UE5.5 UE-198361 “Exclude From HLOD Levels” has no effect in a World Partition level set up with HLODs
UE5.4 UE-188717 Emissive map texture is not set to material when building Approximate Mesh from HLOD Outliner
UE5.4 UE-203446 WP HLOD Crash on Small Cell Sizes

Unreal Engine Issues / UE – World Creation – Worldbuilding Tools – World Partition

Fixed

UE5.6 UE-223208 EditorOnlyReferences on actor descriptions are not properly computed/can include non editor only references
UE5.5 UE-221009 Streaming level is not visible when WorldPartitionRuntimeHashSet level is preloading and transitioning with package game.
UE5.5 UE-219132 IsSpatiallyLoaded = false set in actor blueprint is not respected in standalone game
UE5.5 UE-216073 Generated world partition maps cause AssetManager warnings
UE5.5 UE-212665 Generated assets not showing up in world partition level until map reloaded – DirtyActorTracker
UE5.5 UE-215517 Nanite Landscape in World Partition level has inconsistent Painted Layers
UE5.4 UE-209509 InstancedStruct hard references fail to cook in World Partition map
UE5.4 UE-205116 After breaking a level instance without Actor Folders, moving its actors between folders of the world-partition map does not work correctly
UE5.4 UE-203016 ResavePackagesCommandlet needs to handle resaving ExternalActors for -FixupRedirectors
UE5.4 UE-200569 WP level instance runtime settings affect streaming generation
UE5.4 UE-200838 Deleting BP instances that have dynamic delegate bindings with other actors can cause those other actors to have stale actor desc references
UE5.4 UE-199106 Map Check error when parenting an actor to a child actor in Scene Outliner