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Unreal Engine C++ API Reference > Plugins > HairStrandsCore > Niagara > UNiagaraDataInterfaceHairStrands
References
| Module | HairStrandsCore |
| Header | /Engine/Plugins/Runtime/HairStrands/Source/HairStrandsCore/Public/Niagara/NiagaraDataInterfaceHairStrands.h |
| Include | #include "Niagara/NiagaraDataInterfaceHairStrands.h" |
| Source | /Engine/Plugins/Runtime/HairStrands/Source/HairStrandsCore/Private/Niagara/NiagaraDataInterfaceHairStrands.cpp |
void UpdateLinearVelocity
&40;
FVectorVMExternalFunctionContext & Context
&41;
Remarks
Update the node linear velocity based on the node position difference