/// <summary>
/// 经纬度转墨卡托坐标
/// </summary>
/// <param name="longitude">经度</param>
/// <param name="latitude">纬度</param>
/// <returns></returns>
public static Vector2D ConvertLL2MC(double longitude, double latitude)
{
longitude = MathCommon.GetLoop(longitude, -180, 180);
latitude = MathCommon.GetRange(latitude, -74, 74);
double[] cg = null;
for (int cf = 0; cf < LLBAND.Length; cf++)
{
if (latitude >= LLBAND[cf])
{
cg = LL2MC[cf].ToArray();
break;
}
}
if (cg == null)
{
for (int cf = LLBAND.Length - 1; cf >= 0; cf--)
{
if (latitude <= -LLBAND[cf])
{
cg = LL2MC[cf].ToArray();
break;
}
}
}
return(Convertor(longitude, latitude, cg));
}
/// <summary>
/// 墨卡托坐标转经纬度坐标
/// </summary>
/// <param name="vector2D">MC坐标</param>
/// <returns></returns>
public static Vector2D ConvertMC2LL(Vector2D vector2D)
{
vector2D.x = MathCommon.GetRange(vector2D.x, -20037726.3691722, 20037726.3691722);
vector2D.y = MathCommon.GetRange(vector2D.y, -12474104.1741421, 12474104.1741421);
return(ConvertMC2LL(vector2D.x, vector2D.y));
}
