public SkyObject(string name, double mass, double radius,
Point initPosition, Vector initSpeed, SkyObject parentSun)
{
Name = name;
Mass = mass;
Radius = radius;
Position = initPosition;
if (initSpeed != null)
{
Speed = initSpeed;
}
if (parentSun != null)
{
Speed += parentSun.GetSpeedForCircle(this);
}
}
public SkyObject(string name, double mass, double radius,
Point initPosition, SkyObject parentSun) :
this(name, mass, radius, initPosition, null, parentSun)
{
}
public void LookAt(SkyObject skyObject) => Origin = skyObject;