https://blog.faceutil.com/2020/04/27/gta4-%ec%b5%9c%ec%a0%81%ed%99%94-%ed%8c%a8%ec%b9%98-%eb%8b%a4%ec%9a%b4%eb%a1%9c%eb%93%9c-contig-%ec%b5%9c%ec%a0%81%ed%99%94-%ed%8c%a8%ec%b9%98-v1-0-7-0-%e3%8e%82/