public void TestBltoxy()
{
{
//Spheroid BJ = new Spheroid(6378245, 298.3);
IProj proj = new GaussProj(Spheroid.CreateBeiJing1954());
double B = SurMath.DMStoRAD(21.58470845);
double l = SurMath.DMStoRAD(2.25314880);
proj.Bltoxy(B, l, out double x, out double y, out _, out _);
//B = 21 ◦ 58 ′ 47.0845 ′′ ,L = 113 ◦ 25 ′ 31.4880 ′′ ，
//x = 2433586.692,y = 250547.403
Assert.AreEqual(2433586.692, x, 1e-3);
Assert.AreEqual(250547.403, y, 1e-3);
}
{
//B = 21 ◦ 58 ′ 47.0845 ′′ ,L = 113 ◦ 25 ′ 31.4880 ′′ ，
//x = 2433586.692,y = 250547.403
IProj proj = new GaussProj(Spheroid.CreateBeiJing1954());
double B = SurMath.DMStoRAD(21.58470845);
double L = SurMath.DMStoRAD(113.25314880);
double L0 = SurMath.DMStoRAD(111);
proj.BLtoXYKM(B, L, L0, 0, 0, out double x, out double y);
Assert.AreEqual(2433586.692, x, 1e-3);
Assert.AreEqual(250547.403, y, 1e-3);
}
}
