Knowledge base
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Knowledge base
Knowledge base
Free, anonymous browsing of Unreal Engine Blueprint examples, node references, and best practices. The same content the WoalzCraft plugin uses to generate Blueprints.
33 results for new
For non-Actor objects (UObjects). Actors must use SpawnActorFromClass instead. Outer is usually 'self' or GetTransientPackage().
NewObjectUE 5.3, 5.4, 5.5, 5.6, 5.7updated 6mo agoCast ReturnValue to your SaveGame subclass (e.g. UBP_SaveGame) to set variables on it.
CreateSaveGameObjectUE 5.3, 5.4, 5.5, 5.6, 5.7updated 6mo agoUE 5.0+ next-gen sound system — node graphs for procedural audio. Replaces Sound Cue for new projects.
bAbsolute=true reloads from scratch. LevelName is the map asset name without path.
OpenLevelUE 5.3, 5.4, 5.5, 5.6, 5.7updated 6mo agoCast ReturnValue to the specific class to access its properties.
SpawnActorFromClassUE 5.3, 5.4, 5.5, 5.6, 5.7updated 6mo agoPattern: custom trigger or UI button → [save player data to SaveSlot] → OpenLevel(LevelName='Level_02', bAbsolute=true, Options=''). For loading screen: SetGlobalTimeDilation(0.001) briefly while level loads (freeze world), or use AsyncLoadLevel with progress callback. Key: OpenLevel is in GameplayStatics. 'LevelName' is the map asset name (not full path). bAbsolute=true discards current level completely. Options string can pass params like '?GameMode=BP_GM'.
UE5 Enhanced Input replaces legacy BindAxis/BindAction. In BP: use 'Enhanced Action Events' category nodes (IA_ nodes appear automatically). ETriggerEvent: Started (pressed), Triggered (held), Completed (released). Input Action outputs: 'Action Value' (InputActionValue struct) and typed output.
EnhancedInputComponent_BindActionUE 5.3, 5.4, 5.5, 5.6, 5.7updated 6mo agostring
Must call this before SetScalarParameterValue/SetVectorParameterValue. Store the result in a variable for reuse.
CreateDynamicMaterialInstanceUE 5.3, 5.4, 5.5, 5.6, 5.7updated 6mo agoUPrimitiveComponent method. Store result in variable and reuse. Create once in BeginPlay.
Create Dynamic Material InstanceUE 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6, 5.7updated 6mo ago