Now, OsmAnd performs another Dijkstra search, but this time on the much smaller "base graph." This graph consists only of the border points and the pre-calculated shortcut values between them.
Translate instantly to 26 languages，这一点在快连下载-Letsvpn下载中也有详细论述
BEST FOR SMALL SCHOOL FANS，推荐阅读safew官方版本下载获取更多信息
We cannot, and should not, expect users to know this.