public void PositionOverTime()
{
Setup();
// For {time, x, y}, Expected (x,y) coordinates at each given time interval.
double[,] time = new double[, ] {
{ 0, 50, 0 }, { 91.25, 0, 25 }, { 182.5, -50, 0 }, { 273.75, 0, -25 }, { 365.0, 50, 0 }
};
for (int i = 0; i < time.GetLength(0); i++)
{
Vector3d Position = Earth.GetPosition(time[i, 0]);
Assert.AreEqual(time[i, 1], Math.Round(Position.x));
Assert.AreEqual(time[i, 2], Math.Round(Position.y));
}
}
/// <summary>
/// Get Distance of any two vectors at N days.
/// </summary>
/// <param name="from"></param>
/// <param name="days"></param>
/// <returns></returns>
public double GetDistance(OldBody from, double days)
{
Vector3d distance = GetPosition(days) - from.GetPosition(days);
return(distance.magnitude);
}
