static void Main(string[] args)
{
try {
MagneticModel mag = new MagneticModel("wmm2010", "");
double lat = 27.99, lon0 = 86.93, h = 8820, t = 2012; // Mt Everest
{
// Slow method of evaluating the values at several points on a circle of
// latitude.
for (int i = -5; i <= 5; ++i)
{
double lon = lon0 + i * 0.2;
double Bx, By, Bz;
mag.Field(t, lat, lon, h, out Bx, out By, out Bz);
Console.WriteLine(String.Format("{0} {1} {2} {3}", lon, Bx, By, Bz));
}
}
{
// Fast method of evaluating the values at several points on a circle of
// latitude using MagneticCircle.
MagneticCircle circ = mag.Circle(t, lat, h);
for (int i = -5; i <= 5; ++i)
{
double lon = lon0 + i * 0.2;
double Bx, By, Bz;
circ.Field(lon, out Bx, out By, out Bz);
Console.WriteLine(String.Format("{0} {1} {2} {3}", lon, Bx, By, Bz));
}
}
}
catch (GeographicErr e) {
Console.WriteLine(String.Format("Caught exception: {0}", e.Message));
}
}
private void OnValidate(object sender, EventArgs e)
{
try
{
double bx, by, bz, bxt, byt, bzt, x, y, z;
double time = 1.0;
double lon = -86.0;
double lat = 32.0;
double alt = 30.0;
MagneticModel mag = new MagneticModel(m_name, m_path, new Geocentric());
mag = new MagneticModel(m_name, m_path);
mag.Field(time, lat, lon, alt, out bx, out by, out bz, out bxt, out byt, out bzt);
mag.Field(time, lat, lon, alt, out x, out y, out z);
if (bx != x || by != y || bz != z)
{
throw new Exception("Error in MagneticField.Field");
}
MagneticCircle mc = mag.Circle(time, lat, alt);
mc.Field(lon, out bx, out by, out bz);
mc.Field(lon, out x, out y, out z, out bxt, out byt, out bzt);
if (bx != x || by != y || bz != z)
{
throw new Exception("Error in MagneticCircle.Field (2)");
}
MessageBox.Show("No errors detected", "OK", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception xcpt)
{
MessageBox.Show(xcpt.Message, "Exception", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void OnMagneticCircle(object sender, EventArgs e)
{
try
{
double time = Double.Parse(m_timeTextBox.Text);
double lon = Double.Parse(m_longitudeTextBox.Text);
double lat = Double.Parse(m_latitudeTextBox.Text);
double alt = Double.Parse(m_altitudeTextBox.Text);
double bx, by, bz, bxt, byt, bzt;
MagneticCircle mc = m_magnetic.Circle(time, lat, alt);
mc.Field(lon, out bx, out by, out bz, out bxt, out byt, out bzt);
m_mfXTextBox.Text = bx.ToString();
m_mfYTextBox.Text = by.ToString();
m_mfZTextBox.Text = bz.ToString();
m_mfdXTextBox.Text = bxt.ToString();
m_mfdYTextBox.Text = byt.ToString();
m_mfdZTextBox.Text = bzt.ToString();
}
catch (Exception xcpt)
{
MessageBox.Show(xcpt.Message, "Exception", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
