API Reference > geometry-core > Serialization > BGFBAccessors > BGFBAccessors.DgnRotationalSweep > getSizePrefixedRootAsDgnRotationalSweep getSizePrefixedRootAsDgnRotationalSweep MethodStatic getSizePrefixedRootAsDgnRotationalSweep(bb: ByteBuffer, obj?: BGFBAccessors.DgnRotationalSweep): BGFBAccessors.DgnRotationalSweep Parameter Type Description bb ByteBuffer obj BGFBAccessors.DgnRotationalSweep Returns - BGFBAccessors.DgnRotationalSweep DgnRotationalSweep Defined in serialization/BGFBAccessors.ts Line 3875 Last Updated: 12 June, 2024