public void ThetaHat()
{
var c = new coordinates(2d, math.PI_DBL / 2d);
// Increasing theta is in the negative-x direction.
var expected = new double2(-1d, 0d);
var actual = c.ThetaHat();
Assert.AreEqual(expected.x, actual.x, tolerance);
Assert.AreEqual(expected.y, actual.y, tolerance);
}
public void Convert(
Entity entity,
EntityManager manager,
GameObjectConversionSystem conversionSystem
)
{
this._entity = entity;
this._manager = manager;
var position3 = GetComponent <Transform>().position;
var position2 = new Vector2(position3.x, position3.y);
var polarPosition = new coordinates(new double2(position2));
var polarVelocity = polarPosition.PolarTransform(polarPosition.ThetaHat() * velocity);
var vectors = new Newtonian.Vectors {
Position = polarPosition,
Velocity = polarVelocity
};
if (this.regime == Regime.Newtonian)
{
manager.AddComponentData(entity, vectors);
logInitialState(gameObject.name, vectors);
}
else if (this.regime == Regime.Keplerian)
{
var elements = new Keplerian.Elements(vectors);
manager.AddComponentData(entity, elements);
logInitialState(gameObject.name, elements);
}
else
{
throw new NotImplementedException();
}
}
