Location (IIRC) has a static method to calculate distance. -- Kostya Vasilyev 03.09.2011 16:08 пользователь "Fred Niggle" <[email protected]> написал: > Hello, > > I'm trying to work out the distance moved between 2 points with GPS coordinates. > > I have found the haversine function, but I'm not sure how to convert > it to run within androids java. > > Can anyone help? > > JavaScript: > > var R = 6371; // km > var dLat = (lat2-lat1).toRad(); > var dLon = (lon2-lon1).toRad(); > var lat1 = lat1.toRad(); > var lat2 = lat2.toRad(); > > var a = Math.sin(dLat/2) * Math.sin(dLat/2) + > Math.sin(dLon/2) * Math.sin(dLon/2) * Math.cos(lat1) * Math.cos(lat2); > var c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a)); > var d = R * c; > > Regards, > Fred > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en
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