ClemensFischer/XAML-Map-Control
1
0
Fork 0
mirror of https://github.com/ClemensFischer/XAML-Map-Control.git synced 2026-01-30 20:34:38 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

Update TransverseMercatorProjection.cs

Browse source
This commit is contained in:
ClemensFischer 2026-01-22 21:25:35 +01:00
parent 4ebdb8d9a5
commit 90cb418a41
1 changed files with 12 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
MapControl/Shared/TransverseMercatorProjection.cs
View file

@ -33,18 +33,18 @@ namespace MapControl
{
field = value;
var n = field / (2d - field);
var nn = n * n;
var nnn = n * nn;
a1 = n / 2d - nn * 2d / 3d + nnn * 5d / 16d;
a2 = nn * 13d / 48d - nnn * 3d / 5d;
a3 = nnn * 61d / 240d;
b1 = n / 2d - nn * 2d / 3d + nnn * 37d / 96d;
b2 = nn / 48d + nnn / 15d;
b3 = nnn * 17d / 480d;
d1 = n * 2d - nn * 2d / 3d - nnn * 2d;
d2 = nn * 7d / 3d - nnn * 8d / 5d;
d3 = nnn * 56d / 15d;
f1 = (1d + nn / 4d + nn * nn / 64d) / (1d + n);
var n2 = n * n;
var n3 = n * n2;
a1 = n / 2d - n2 * 2d / 3d + n3 * 5d / 16d;
a2 = n2 * 13d / 48d - n3 * 3d / 5d;
a3 = n3 * 61d / 240d;
b1 = n / 2d - n2 * 2d / 3d + n3 * 37d / 96d;
b2 = n2 / 48d + n3 / 15d;
b3 = n3 * 17d / 480d;
d1 = n * 2d - n2 * 2d / 3d - n3 * 2d;
d2 = n2 * 7d / 3d - n3 * 8d / 5d;
d3 = n3 * 56d / 15d;
f1 = (1d + n2 / 4d + n2 * n2 / 64d) / (1d + n);
f2 = 2d * Math.Sqrt(n) / (1d + n);
}
}