Parameters
- partIndex
- The index of the part into which the segment will inserted. Must be less than PartCount. Specify -1 or (PartCount - 1) to remove the last part.
- beforeSegmentIndex
- The index before which the segment will be inserted. Must be less than or equal to GetSegmentCount(partIndex). The segment builder from which the segment to insert will be built. part at the end of the Parts list.
- segmentBuilder
- The segment builder from which the segment to insert will be built.