API Reference > geometry-core > Serialization > BGFBAccessors > BGFBAccessors.DgnRotationalSweep > __init __init Method __init(i: number, bb: ByteBuffer): BGFBAccessors.DgnRotationalSweep Parameter Type Description i number bb ByteBuffer Returns - BGFBAccessors.DgnRotationalSweep DgnRotationalSweep Defined in serialization/BGFBAccessors.ts Line 3855 Last Updated: 11 June, 2024