typedef [TFunction](API\Runtime\Core\GenericPlatform\TFunction)< void(const [TArray](API\Runtime\Core\Containers\TArray)< [FGeometryParticleHandle](API\Runtime\Chaos\Chaos\FGeometryParticleHandle) * > &, const [FReal](API\Runtime\ChaosCore\Chaos\FReal))> FUpdateVelocityRule