ClemensFischer/XAML-Map-Control
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Version 5.0.1: Dropped MapProjection.UnitsPerDegree

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ClemensF 2020-04-02 18:06:39 +02:00
parent 2b41d298f4
commit 43c33c2564
12 changed files with 29 additions and 50 deletions
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10
MapControl/Shared/OrthographicProjection.cs
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@ -29,11 +29,10 @@ namespace MapControl
var lat0 = Center.Latitude * Math.PI / 180d;
var lat = location.Latitude * Math.PI / 180d;
var dLon = (location.Longitude - Center.Longitude) * Math.PI / 180d;
var s = UnitsPerDegree * 180d / Math.PI;
return new Point(
s * Math.Cos(lat) * Math.Sin(dLon),
s * (Math.Cos(lat0) * Math.Sin(lat) - Math.Sin(lat0) * Math.Cos(lat) * Math.Cos(dLon)));
Wgs84EquatorialRadius * Math.Cos(lat) * Math.Sin(dLon),
Wgs84EquatorialRadius * (Math.Cos(lat0) * Math.Sin(lat) - Math.Sin(lat0) * Math.Cos(lat) * Math.Cos(dLon)));
}
public override Location MapToLocation(Point point)
@ -43,9 +42,8 @@ namespace MapControl
return new Location(Center.Latitude, Center.Longitude);
}
var s = UnitsPerDegree * 180d / Math.PI;
var x = point.X / s;
var y = point.Y / s;
var x = point.X / Wgs84EquatorialRadius;
var y = point.Y / Wgs84EquatorialRadius;
var r2 = x * x + y * y;
if (r2 > 1d)