__init(i, bb) {
                    this.bb_pos = i;
                    this.bb = bb;
                    return this;
                }
/**
                 * @param number i
                 * @param flatbuffers.ByteBuffer bb
                 * @returns Dimension
                 */
@param number i
@param flatbuffers.ByteBuffer bb
@returns Dimension
@param number i @param flatbuffers . ByteBuffer bb @returns Dimension
__init(i, bb) {
                    this.bb_pos = i;
                    this.bb = bb;
                    return this;
                }
__init ( i , bb ) { this . bb_pos = i ; this . bb = bb ; return this ; }
@param number i
 @param flatbuffers.ByteBuffer bb
 @returns Dimension
@param number i @param flatbuffers . ByteBuffer bb @returns Dimension