private Vector3 calcPos(Star star, int pertN, double pertAmp)
{
return(OrbitalCalculator.Compute(star.Angle, star.A, star.B, star.Theta, new Vector3(0, 0, 0), pertN, pertAmp));
}
private void initStars()
{
QuadTree <Star> stars = new QuadTree <Star>(8, new Rect(-320000f, -320000f, 640000f, 640000f));
List <Star> starsList = new List <Star>();
CumulativeDistributionFunction cdf = new CumulativeDistributionFunction();
cdf.SetupRealistic(1.0d, 0.02d, galaxyGenParams.GalaxyRadius / 3, galaxyGenParams.GalaxyCoreRadius, 0d, galaxyGenParams.GalaxyFarFieldRadius, 1000);
Star star;
double rand;
int k1 = 2;
int k2 = 0;
for (int i = 0; i < galaxyGenParams.StarCount; i++)
{
star = new Star();
rand = cdf.ValFromProb(Rand.Value);
star.A = rand;
star.B = rand * getExcentricity(rand);
star.Angle = getAngularOffset(rand);
star.Theta = 360f * Rand.Value;
star.Position = calcPos(star, galaxyGenParams.PertubationCount, galaxyGenParams.PertubationDamp);
// Check for stars within minDistance
bool recheckPos;
do
{
recheckPos = false;
Rect rect = new Rect(star.Position.x - MinStarDistance,
star.Position.z - MinStarDistance,
MinStarDistance * 2f,
MinStarDistance * 2f);
List <Star> starsInRange = stars.RetrieveObjectsInArea(rect);
if (starsInRange.Count > 0)
{
rand = cdf.ValFromProb(Rand.Value);
star.A = rand;
star.B = rand * getExcentricity(rand);
star.Angle = getAngularOffset(rand);
star.Theta = 360f * Rand.Value;
star.Position = calcPos(star, galaxyGenParams.PertubationCount, galaxyGenParams.PertubationDamp);
repositionCounter++;
recheckPos = true;
}
} while (recheckPos);
star.Temp = 2500 + (12500 * Rand.Value - 3000);
star.Mag = 0.5f + 0.5 * Rand.Value;
stars.Insert(star);
starsList.Add(star);
}
Current.Galaxy.Stars = stars;
Current.Galaxy.AllStars = starsList;
Debug.Log("Repositionings: " + repositionCounter);
}
