/// <summary>
/// Nouveau moteur
/// </summary>
public AstroEngine(IEphemerisProvider provider)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
_EphemerisProvider = provider;
}
/// <summary>
/// Conversion d'une DateDefinition en date Julien
/// </summary>
public static JulianDay ToJulianDay(this IEphemerisProvider provider, DateDefinition date, DateCalendar calendar = DateCalendar.Gregorian)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
if (date == null)
{
throw new ArgumentNullException("date");
}
return(provider.ToJulianDay(date.ToDateTimeOffset(), calendar));
}
/// <summary>
/// Temps sidéral corrigé avec la longitude
/// </summary>
public static SideralTime ToSideralTime(this IEphemerisProvider provider, JulianDay jDay, Longitude longitude)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
SideralTime sid = provider.ToSideralTime(jDay) + (longitude / 15.0);
if (sid >= 24.0)
{
sid -= 24.0;
}
if (sid < 0.0)
{
sid += 24.0;
}
return(sid);
}
