Question

我有以下路线:

“enterography

The red one is goes from A to B, the blue one goes from A to B and the green one goes from A to B . I have the lat/long for A,B, A , B , A and B (I m using Google Maps API) and I want to know if there is an algorithm to determinate if two routes have the same direction.

例如,在图象中,红线和蓝路方向相同。

Answer 1

摘自A. 单型是标准参考。

但是,也可以在谷歌地图APIC/3中使用

var a = new google.maps.LatLng(...);
var b = new google.maps.LatLng(...);
var bearing = google.maps.geometry.spherical.computeHeading(a,b)

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