public IEnumerable <RendererHelper.StarMoved> GetStarsMoved(double phase, double time, double originX, double originY, double originZ)
{
phase += phase0;
foreach (RendererHelper.StarMoved starMoved in point.GetStarsMoved(time,
originX + Math.Sin(phase.PhaseToRad()) * radius,
originY + Math.Cos(phase.PhaseToRad()) * radius,
originZ
))
{
yield return(starMoved);
}
}
public static List <StarMoved> GetAngledStars(IPointObject obj, double time, double angle)
{
var stars = new List <StarMoved>();
double sin = Math.Sin(angle);
double cos = Math.Cos(angle);
foreach (StarMoved origStar in obj.GetStarsMoved(time, 0, 0, 0))
{
var star = new StarMoved(
radius: origStar.radius,
exitance: origStar.exitance,
x: origStar.center.x,
y: origStar.center.y * cos - origStar.center.z * sin,
z: -origStar.center.y * sin - origStar.center.z * cos
);
stars.Add(star);
}
return(stars);
}
