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Update MapProjections

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ClemensFischer 2022-12-02 17:45:58 +01:00
parent 218a85316c
commit 1ccfbb28a4
5 changed files with 17 additions and 11 deletions
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4
MapProjections/Shared/WorldMercatorProjection.cs
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@ -42,13 +42,13 @@ namespace MapControl.Projections
+ "AUTHORITY[\"EPSG\",\"3395\"]]";
}
public override Vector GetRelativeScale(Location location)
public override Scale GetRelativeScale(Location location)
{
var lat = location.Latitude * Math.PI / 180d;
var eSinLat = Wgs84Eccentricity * Math.Sin(lat);
var k = Math.Sqrt(1d - eSinLat * eSinLat) / Math.Cos(lat); // p.44 (7-8)
return new Vector(k, k);
return new Scale(k, k);
}
}
}