/**
* Returns true if the edge (v0, v1) intersects the given longitude
* interval, and then saves 'v1' to be used as the next 'v0'.
*/
public bool Intersects(S2Point v1)
{
var lng1 = S2LatLng.Longitude(v1).Radians;
var result = interval.Intersects(S1Interval.FromPointPair(lng0, lng1));
lng0 = lng1;
return(result);
}
/**
*'interval' is the longitude interval to be tested against, and 'v0' is
* the first vertex of edge chain.
*/
public LongitudePruner(S1Interval interval, S2Point v0)
{
this.interval = interval;
lng0 = S2LatLng.Longitude(v0).Radians;
}
