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Updated TransverseMercatorProjection projections

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ClemensFischer 2026-01-23 20:37:17 +01:00
parent e475653a76
commit 3d000ce54b
2 changed files with 57 additions and 23 deletions
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10
MapControl/Shared/TransverseMercatorProjectionSnyder.cs
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@ -63,15 +63,15 @@ namespace MapControl
var e6 = e2 * e4;
return EquatorialRadius *
((1d - e2 / 4d - 3d * e4 / 64d - 5d * e6 / 256d) * phi -
(3d * e2 / 8d + 3d * e4 / 32d + 45d * e6 / 1024d) * Math.Sin(2d * phi) +
(15d * e4 / 256d + 45d * e6 / 1024d) * Math.Sin(4d * phi) -
35d * e6 / 3072d * Math.Sin(6d * phi)); // (3-21)
((1d - e2 / 4d - 3d / 64d * e4 - 5d / 256d * e6) * phi -
(3d / 8d * e2 + 3d / 32d * e4 + 45d / 1024d * e6) * Math.Sin(2d * phi) +
(15d / 256d * e4 + 45d / 1024d * e6) * Math.Sin(4d * phi) -
35d / 3072d * e6 * Math.Sin(6d * phi)); // (3-21)
}
public override Matrix RelativeScale(double latitude, double longitude)
{
var k = ScaleFactor;
var k = 1d; // omit k0 for relative scale
if (latitude > -90d && latitude < 90d)
{