读取数据行、列号，计算生成莫顿码，生成基于十进制的线性四叉树的编码-Read data rows, columns No. calculated Morton generated code, to generate the metric system based on the linear quadtree encoding

morton实现，jiyuVB，代码实现，morton码,实现。-morton achieve, jiyuVB, code, morton code to achieve.