// Start is called before the first frame update
void Start()
{
lightArray = GameObject.FindGameObjectsWithTag("ActivatableLight");
lightIntensities = new float[lightArray.Length];
sunlight = GetComponent <Light>();
DawnCall += Afternon;
DuskCall += Morning;
}
void MakeSunny()
{
if (WeatherNow != Weather.Sunny)
{
WeatherNow = Weather.Sunny;
Log("Weather now: Sunny", ConsoleColor.DarkCyan);
SunEvent?.Invoke();
}
}
private void set_sun(SunEvent sunevent)
{
if (OnSunEvent != null)
{
OnSunEvent(sunevent);
}
switch (sunevent)
{
case SunEvent.Sunrise:
if (OnSunrise != null)
{
OnSunrise(sunevent);
}
break;
case SunEvent.Sunset:
if (OnSunset != null)
{
OnSunset(sunevent);
}
break;
}
}
// Start is called before the first frame update
void Start()
{
sunlight = GetComponent <Light>();
DawnCall += Afternon;
DuskCall += Morning;
}
/// <summary>
/// Calculates time of the Equinox and Solstice.
/// </summary>
/// <param name="year">Year to calculate for.</param>
/// <param name="sunEvent">Event to calculate.</param>
/// <returns>Date and time event occurs as a fractional Julian Day.</returns>
public static DateTime GetSunEventUtc(this int year, SunEvent sunEvent)
{
double y;
double julianEphemerisDay;
if (year >= 1000)
{
y = (Math.Floor((double)year) - 2000) / 1000;
switch (sunEvent)
{
case SunEvent.VernalEquinox:
julianEphemerisDay = 2451623.80984 + 365242.37404 * y + 0.05169 * (y * y) - 0.00411 * (y * y * y) - 0.00057 * (y * y * y * y);
break;
case SunEvent.SummerSolstice:
julianEphemerisDay = 2451716.56767 + 365241.62603 * y + 0.00325 * (y * y) - 0.00888 * (y * y * y) - 0.00030 * (y * y * y * y);
break;
case SunEvent.AutumnalEquinox:
julianEphemerisDay = 2451810.21715 + 365242.01767 * y + 0.11575 * (y * y) - 0.00337 * (y * y * y) - 0.00078 * (y * y * y * y);
break;
case SunEvent.WinterSolstice:
julianEphemerisDay = 2451900.05952 + 365242.74049 * y + 0.06223 * (y * y) - 0.00823 * (y * y * y) - 0.00032 * (y * y * y * y);
break;
default:
throw new NotSupportedException();
}
}
else
{
y = Math.Floor((double)year) / 1000;
switch (sunEvent)
{
case SunEvent.VernalEquinox:
julianEphemerisDay = 1721139.29189 + 365242.13740 * y + 0.06134 * (y * y) - 0.00111 * (y * y * y) - 0.00071 * (y * y * y * y);
break;
case SunEvent.SummerSolstice:
julianEphemerisDay = 1721233.25401 + 365241.72562 * y + 0.05323 * (y * y) - 0.00907 * (y * y * y) - 0.00025 * (y * y * y * y);
break;
case SunEvent.AutumnalEquinox:
julianEphemerisDay = 1721325.70455 + 365242.49558 * y + 0.11677 * (y * y) - 0.00297 * (y * y * y) - 0.00074 * (y * y * y * y);
break;
case SunEvent.WinterSolstice:
julianEphemerisDay = 1721414.39987 + 365242.88257 * y + 0.00769 * (y * y) - 0.00933 * (y * y * y) - 0.00006 * (y * y * y * y);
break;
default:
throw new NotSupportedException();
}
}
var julianCenturies = (julianEphemerisDay - 2451545.0) / 36525;
var w = 35999.373 * julianCenturies - 2.47;
var lambda = 1 + 0.0334 * Math.Cos(w * Deg2Radian) + 0.0007 * Math.Cos(2 * w * Deg2Radian);
var sumOfPeriodicTerms = getSumOfPeriodicTerms(julianCenturies);
return(JulianToUtcDate(julianEphemerisDay + (0.00001 * sumOfPeriodicTerms / lambda)));
}