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Update WorldMercatorProjection.cs

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ClemensFischer 2026-02-03 20:46:32 +01:00
parent 1d62a6e9f3
commit 8afa480ec0
1 changed files with 2 additions and 2 deletions
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MapControl/Shared/WorldMercatorProjection.cs
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@ -55,9 +55,9 @@ namespace MapControl
var phi = latitude * Math.PI / 180d; var phi = latitude * Math.PI / 180d;
var e = Math.Sqrt((2d - Flattening) * Flattening); var e = Math.Sqrt((2d - Flattening) * Flattening);
var eSinPhi = e * Math.Sin(phi); var eSinPhi = e * Math.Sin(phi);
var f = Math.Pow((1d - eSinPhi) / (1d + eSinPhi), e / 2d); var p = Math.Pow((1d - eSinPhi) / (1d + eSinPhi), e / 2d);
y = EquatorialRadius * Math.Log(Math.Tan(phi / 2d + Math.PI / 4d) * f); // p.44 (7-7) y = EquatorialRadius * Math.Log(Math.Tan(phi / 2d + Math.PI / 4d) * p); // p.44 (7-7)
} }
return new Point(x, y); return new Point(x, y);