/// <summary>
///
/// </summary>
/// <param name="bodyId">0 - sun, 1-moon, 2-mars, 3-mercury, 4-jupiter, 5-venus, 6-saturn, 7-rahu, 8-ketu, 9-ascendant</param>
/// <param name="julianDate"></param>
/// <param name="L">Longitude in degrees</param>
/// <param name="B">Latitude in degrees</param>
/// <param name="R">Radius in AU</param>
public static void GetGeocentricCoordinates(int bodyId, double julianDate, out double L, out double B, out double R)
{
// for sun and moon calculate always fresh values
if (bodyId == 0)
{
GCEarth.Calculate(julianDate, out L, out B, out R);
L = GCMath.putIn360(L + 180);
B = -B;
return;
}
else if (bodyId == 1)
{
GCMoonData.Calculate(julianDate, out L, out B, out R);
return;
}
else
{
GCAstronomyCoordPage page = null;
int b = Convert.ToInt32(Math.Floor(julianDate));
int a = b / GCAstronomyCoordPage.PAGE_SIZE;
int Base = a * GCAstronomyCoordPage.PAGE_SIZE;
int Index = b - Base + GCAstronomyCoordPage.PAGE_HEAD;
double fraction = julianDate - b;
if (pages.ContainsKey(a))
{
page = pages[a];
}
else
{
page = new GCAstronomyCoordPage(Base);
pages.Add(a, page);
}
if (!page.dataInit[bodyId])
{
page.InitializePlanet(bodyId);
}
L = GCMath.putIn360(Interpolate(page.data[bodyId, Index - 2, 0],
page.data[bodyId, Index - 1, 0], page.data[bodyId, Index, 0],
page.data[bodyId, Index + 1, 0], page.data[bodyId, Index + 2, 0], fraction));
B = Interpolate(page.data[bodyId, Index - 2, 1],
page.data[bodyId, Index - 1, 1], page.data[bodyId, Index, 1],
page.data[bodyId, Index + 1, 1], page.data[bodyId, Index + 2, 1], fraction);
R = Interpolate(page.data[bodyId, Index - 2, 2],
page.data[bodyId, Index - 1, 2], page.data[bodyId, Index, 2],
page.data[bodyId, Index + 1, 2], page.data[bodyId, Index + 2, 2], fraction);
}
}
public static double GetRawLongitude(int bodyId, int julianDay)
{
double L, B, R;
// for sun and moon calculate always fresh values
if (bodyId == 0)
{
GCEarth.Calculate(julianDay, out L, out B, out R);
return(GCMath.putIn360(L + 180));
}
else if (bodyId == 1)
{
GCMoonData.Calculate(julianDay, out L, out B, out R);
return(L);
}
else
{
GCAstronomyCoordPage page = null;
int b = julianDay;
int a = b / GCAstronomyCoordPage.PAGE_SIZE;
int Base = a * GCAstronomyCoordPage.PAGE_SIZE;
int Index = b - Base + GCAstronomyCoordPage.PAGE_HEAD;
if (pages.ContainsKey(a))
{
page = pages[a];
}
else
{
page = new GCAstronomyCoordPage(Base);
pages.Add(a, page);
}
if (!page.dataInit[bodyId])
{
page.InitializePlanet(bodyId);
}
return(page.data[bodyId, Index, 0]);
}
}
private static void TestHouses(StringBuilder sb)
{
GregorianDateTime g = new GregorianDateTime(2016, 9, 1);
g.shour = 0.0;
g.TimezoneHours = 0.0;
GCEarthData earth = GCGlobal.myLocation.GetEarthData();
GCEarth e = new GCEarth();
sb.AppendLine(string.Format("{0,12} {1,8} {2,-15} ", "Date", "Time", "Julian"));
sb.AppendLine("---------------------------------------------------------------------------------------");
for (int i = 0; i < 400; i++)
{
double jd = g.GetJulianComplete();
double t = (jd - 2451545) / 365250;
double sl1 = GCCoreAstronomy.GetSunLongitude(g, earth);
double el, eb, er;
GCEarth.Calculate(jd, out el, out eb, out er);
double rl, rb, rr;
GCRahu.Calculate(jd, out rl, out rb, out rr);
double ml, mb, mr;
GCMoonData.Calculate(jd, out ml, out mb, out mr);
double ay = GCAyanamsha.GetAyanamsa(jd);
sb.AppendLine(string.Format("{0,12} {1,8} {2,-15:F6}", g.ToString(), g.LongTime, jd));
sb.AppendLine();
for (int j = 5; j < 6; j++)
{
GCVSOPAstronomy.GetGeocentricCoordinates(j, jd, out rl, out rb, out rr);
sb.AppendLine(string.Format(" {0,14} {1:F6}", GCStrings.GetPlanetNameEn(j), rl));
}
sb.AppendLine();
g.AddHours(24);
}
File.WriteAllText("d:\\Temp\\gcaltest.txt", sb.ToString());
}
