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API > API/Plugins > API/Plugins/Niagara > API/Plugins/Niagara/UNiagaraFunctionLibrary
References
| Module | Niagara |
| Header | /Engine/Plugins/FX/Niagara/Source/Niagara/Public/NiagaraFunctionLibrary.h |
| Include | #include "NiagaraFunctionLibrary.h" |
| Source | /Engine/Plugins/FX/Niagara/Source/Niagara/Private/NiagaraFunctionLibrary.cpp |
UFUNCTION (BlueprintCallable, Category=Niagara,
Meta=(Keywords="niagara collision ray tracing", WorldContext="WorldContextObject"))
static int32 AcquireNiagaraGPURayTracedCollisionGroup
(
UObject * WorldContextObject
)
Remarks
Returns a free collision group for use in HWRT collision group filtering. Returns -1 on failure.