void SetAreaConstraints ( const [TArray](API\Runtime\Core\Containers\TArray)< [TVec3](API\Runtime\ChaosCore\Chaos\TVec3)< int32 >> & SurfaceElements, const TConstArrayView< [FRealSingle](API\Runtime\ChaosCore\Chaos\FRealSingle) > & StiffnessMultipliers, bool bUseXPBDConstraints )