/// <summary>
/// WGS84 to Tokyo
/// </summary>
/// <param name="param"></param>
/// <param name="xyz"></param>
/// <returns></returns>
private XYZ_Tokyo WGS84_to_Tokyo(int param, XYZ84 xyz)
{
XYZ_Tokyo tokyo;
tokyo.X_Tokyo = 0.0;
tokyo.Y_Tokyo = 0.0;
tokyo.Z_Tokyo = 0.0;
switch (param)
{
case 1: // New parameters
tokyo.X_Tokyo = xyz.X84 + 147.54;
tokyo.Y_Tokyo = xyz.Y84 - 507.26;
tokyo.Z_Tokyo = xyz.Z84 - 680.47;
break;
case 2: // Old parameters
tokyo.X_Tokyo = xyz.X84 + 146.43;
tokyo.Y_Tokyo = xyz.Y84 - 507.89;
tokyo.Z_Tokyo = xyz.Z84 - 681.46;
break;
}
return(tokyo);
}
/// <summary>
/// WGS-84 to Cartesian coordinates
/// </summary>
/// <param name="lat84"></param>
/// <param name="lon84"></param>
/// <param name="alt84"></param>
public void w84toxyh(double lat84, double lon84, double alt84)
{
int datum = 0;
// STEP 1 : WGS-84 to XYZ
double lat = this.deg2rad(lat84);
double lon = this.deg2rad(lon84);
double alt = this.deg2rad(alt84);
datum = 1;
XYZ84 xyz84 = this.dms_to_XYZ(datum, lat, lon, alt);
// STEP 2 : WGS-84 to TOKYO
XYZ_Tokyo tokyo = this.WGS84_to_Tokyo(this.param, xyz84);
// STEP 3 : XYZ to LAT_LON_ALT
datum = 2;
LLA lla = this.XYZ_to_dms(datum, tokyo);
result = this.bl2xy(lla, this.zone);
}
/// <summary>
/// WGS84 to Tokyo
/// </summary>
/// <param name="param"></param>
/// <param name="xyz"></param>
/// <returns></returns>
private XYZ_Tokyo WGS84_to_Tokyo(int param, XYZ84 xyz)
{
XYZ_Tokyo tokyo;
tokyo.X_Tokyo = 0.0;
tokyo.Y_Tokyo = 0.0;
tokyo.Z_Tokyo = 0.0;
switch (param)
{
case 1: // New parameters
tokyo.X_Tokyo = xyz.X84 + 147.54;
tokyo.Y_Tokyo = xyz.Y84 - 507.26;
tokyo.Z_Tokyo = xyz.Z84 - 680.47;
break;
case 2: // Old parameters
tokyo.X_Tokyo = xyz.X84 + 146.43;
tokyo.Y_Tokyo = xyz.Y84 - 507.89;
tokyo.Z_Tokyo = xyz.Z84 - 681.46;
break;
}
return tokyo;
}
