public static void InitializeConstellationNames()
{
if (ConstellationCentroids == null)
{
return;
}
NamesBatch = new Text3dBatch(80);
foreach (string key in ConstellationCentroids.Keys)
{
IPlace centroid = ConstellationCentroids[key];
Vector3d center = Coordinates.RADecTo3dAu(centroid.RA, centroid.Dec, 1);
Vector3d up = Vector3d.Create(0, 1, 0);
string name = centroid.Name;
if (centroid.Name == "Triangulum Australe")
{
name = name.Replace(" ", "\n ");
}
NamesBatch.Add(new Text3d(center, up, name, 80, .000125));
}
}
private static void MakePrecessionChart()
{
double obliquity = Coordinates.MeanObliquityOfEcliptic(SpaceTimeController.JNow);
Matrix3d mat = Matrix3d.RotationX((obliquity / 360.0 * (Math.PI * 2)));
Color col = Colors.White;
if (precLineList == null)
{
precLineList = new SimpleLineList();
precLineList.DepthBuffered = false;
for (double l = 0; l < 360; l++)
{
double b = 90 - obliquity;
precLineList.AddLine(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu((l + 1) / 15, b, 1), mat));
}
for (double l = -12000; l < 13000; l += 2000)
{
double b = 90 - obliquity;
double p = -((l - 2000) / 25772 * 24) - 6;
precLineList.AddLine(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(p, b - .5, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(p, b + .5, 1), mat));
}
}
if (PrecTextBatch == null)
{
PrecTextBatch = new Text3dBatch(50);
int index = 0;
for (double l = -12000; l < 13000; l += 2000)
{
double b = 90 - obliquity + 3;
double p = -((l - 2000) / 25772 * 24) - 6;
string text = l.ToString();
if (l == 0)
{
b = 90 - obliquity + 2;
text = "1 CE";
}
else if (l < 0)
{
text = " " + (Math.Abs(l).ToString()) + " BCE";
}
else
{
text = (Math.Abs(l).ToString()) + " CE";
}
if (text.Length == 9)
{
text = " " + text;
}
PrecTextBatch.Add(new Text3d(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(p, b, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(p + .01, b, 1), mat), text, 75, .00015));
}
}
return;
}
private static void MakeAltAzGridText()
{
Color drawColor = Colors.White;
int index = 0;
if (AltAzTextBatch == null)
{
AltAzTextBatch = new Text3dBatch(30);
for (double l = 0; l < 360; l += 10)
{
string text = " " + l.ToString();
if (l < 10)
{
text = " " + l.ToString();
}
else if (l < 100)
{
text = " " + l.ToString();
}
double lc = 360 - l;
AltAzTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(lc / 15 - 6, .4, 1), Coordinates.RADecTo3dAu(lc / 15 - 6, .5, 1), text, 75, .00018));
}
index = 0;
for (double l = 0; l < 360; l += 90)
{
for (double b = -80; b <= 80; b += 10)
{
if (b == 0)
{
continue;
}
string text = b.ToString();
if (b > 0)
{
text = " +" + b.ToString();
AltAzTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(l / 15, b - .4, 1), Coordinates.RADecTo3dAu(l / 15, b - .3, 1), text, 75, .00018));
}
else
{
text = " - " + text.Substr(1);
AltAzTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(l / 15, b + .4, 1), Coordinates.RADecTo3dAu(l / 15, b + .5, 1), text, 75, .00018));
}
index++;
}
}
}
return;
}
private static void MakeEclipticGridText()
{
Color drawColor = Colors.White;
double obliquity = Coordinates.MeanObliquityOfEcliptic(SpaceTimeController.JNow);
Matrix3d mat = Matrix3d.RotationX((float)(-obliquity / 360.0 * (Math.PI * 2)));
if (EclipticTextBatch == null)
{
EclipticTextBatch = new Text3dBatch(30);
for (double l = 0; l < 360; l += 10)
{
string text = " " + l.ToString();
if (l < 10)
{
text = " " + l.ToString();
}
else if (l < 100)
{
text = " " + l.ToString();
}
EclipticTextBatch.Add(new Text3d(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, .4, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, .5, 1), mat), text, 75, .00018));
}
for (double l = 0; l < 360; l += 90)
{
for (double b = -80; b <= 80; b += 10)
{
if (b == 0)
{
continue;
}
string text = b.ToString();
if (b > 0)
{
text = " +" + b.ToString();
EclipticTextBatch.Add(new Text3d(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b - .4, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b - .3, 1), mat), text, 75, .00018));
}
else
{
text = " - " + text.Substr(1);
EclipticTextBatch.Add(new Text3d(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b + .4, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b + .5, 1), mat), text, 75, .00018));
}
}
}
}
return;
}
private static void MakeEquitorialGridText()
{
if (EquTextBatch == null)
{
EquTextBatch = new Text3dBatch(30);
int index = 0;
for (int ra = 0; ra < 24; ra++)
{
string text = ra.ToString() + " hr";
if (ra < 10)
{
text = " " + ra.ToString() + " hr";
}
EquTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(ra + 0.005, 0.4, 1), Coordinates.RADecTo3dAu(ra + 0.005, 0.5, 1), text, 45, .00018));
}
index = 0;
for (double ra = 0; ra < 24; ra += 3)
{
for (double dec = -80; dec <= 80; dec += 10)
{
if (dec == 0)
{
continue;
}
string text = dec.ToString();
if (dec > 0)
{
text = " +" + dec.ToString();
EquTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(ra, dec - .4, 1), Coordinates.RADecTo3dAu(ra, dec - .3, 1), text, 45, .00018));
}
else
{
text = " - " + text.Substr(1);
EquTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(ra, dec + .4, 1), Coordinates.RADecTo3dAu(ra, dec + .5, 1), text, 45, .00018));
}
index++;
}
}
}
}
private static void MakeGalacticGridText()
{
if (GalTextBatch == null)
{
GalTextBatch = new Text3dBatch(30);
for (int l = 0; l < 360; l += 10)
{
string text = " " + l.ToString();
if (l < 10)
{
text = " " + l.ToString();
}
else if (l < 100)
{
text = " " + l.ToString();
}
GalTextBatch.Add(new Text3d(Coordinates.GalacticTo3dDouble(l, 0.4), Coordinates.GalacticTo3dDouble(l, 0.5), text, 75, .00018));
}
for (double l = 0; l < 360; l += 90)
{
for (double b = -80; b <= 80; b += 10)
{
if (b == 0)
{
continue;
}
string text = b.ToString();
if (b > 0)
{
text = " +" + b.ToString();
GalTextBatch.Add(new Text3d(Coordinates.GalacticTo3dDouble(l, b - .4), Coordinates.GalacticTo3dDouble(l, b - .3), text, 75, .00018));
}
else
{
text = " - " + text.Substr(1);
GalTextBatch.Add(new Text3d(Coordinates.GalacticTo3dDouble(l, b + .4), Coordinates.GalacticTo3dDouble(l, b + .5), text, 75, .00018));
}
}
}
}
}
private static void MakeEclipticText()
{
int year = SpaceTimeController.Now.GetUTCFullYear();
if (EclipOvTextBatch == null)
{
EclipOvTextBatch = new Text3dBatch(80);
EclipticTextYear = year;
double obliquity = Coordinates.MeanObliquityOfEcliptic(SpaceTimeController.JNow);
Matrix3d mat = Matrix3d.RotationX((-obliquity / 360.0 * (Math.PI * 2)));
double daysPerYear = 365.25;
if (DT.IsLeap(year, true))
{
monthDays[1] = 29;
daysPerYear = 366;
}
else
{
monthDays[1] = 28;
daysPerYear = 365;
}
int count = 2 * (int)daysPerYear;
EclipticCount = (int)daysPerYear;
double jYear = SpaceTimeController.UtcToJulian(new Date(year, 0, 1, 12, 0, 0));
int index = 0;
double d = 0;
for (int m = 0; m < 12; m++)
{
int daysThisMonth = (int)monthDays[m];
for (int i = 0; i < daysThisMonth; i++)
{
AstroRaDec sunRaDec = Planets.GetPlanetLocationJD("Sun", jYear);
COR sunEcliptic = CT.Eq2Ec(sunRaDec.RA, sunRaDec.Dec, obliquity);
d = sunEcliptic.X;
double dd = d;// +180;
if (i == Math.Floor(daysThisMonth / 2.0))
{
Vector3d center = Vector3d.TransformCoordinate(Vector3d.Create((Math.Cos((dd * Math.PI * 2.0) / 360)),
.025f,
(Math.Sin((dd * Math.PI * 2.0) / 360))), mat);
Vector3d up = Vector3d.TransformCoordinate(Vector3d.Create((Math.Cos((dd * Math.PI * 2.0) / 360)),
.045f,
(Math.Sin((dd * Math.PI * 2.0) / 360))), mat);
up.Subtract(center);
up.Normalize();
EclipOvTextBatch.Add(new Text3d(center, up, monthNames[m], 80, .000159375));
}
index++;
index++;
jYear += 1;
}
d += monthDays[m];
}
}
}
private static void MakeGalacticGridText()
{
if (GalTextBatch == null)
{
GalTextBatch = new Text3dBatch(30);
for (int l = 0; l < 360; l += 10)
{
string text = " " + l.ToString();
if (l < 10)
{
text = " " + l.ToString();
}
else if (l < 100)
{
text = " " + l.ToString();
}
GalTextBatch.Add(new Text3d(Coordinates.GalacticTo3dDouble(l, 0.4), Coordinates.GalacticTo3dDouble(l, 0.5), text, 80, .00006));
}
for (double l = 0; l < 360; l += 90)
{
for (double b = -80; b <= 80; b += 10)
{
if (b == 0)
{
continue;
}
string text = b.ToString();
if (b > 0)
{
text = " +" + b.ToString();
GalTextBatch.Add(new Text3d(Coordinates.GalacticTo3dDouble(l, b - .4), Coordinates.GalacticTo3dDouble(l, b - .3), text, 80, .00006));
}
else
{
text = " - " + text.Substr(1);
GalTextBatch.Add(new Text3d(Coordinates.GalacticTo3dDouble(l, b + .4), Coordinates.GalacticTo3dDouble(l, b + .5), text, 80, .00006));
}
}
}
}
}
private static void MakePrecessionChart()
{
double obliquity = Coordinates.MeanObliquityOfEcliptic(SpaceTimeController.JNow);
Matrix3d mat = Matrix3d.RotationX((obliquity / 360.0 * (Math.PI * 2)));
Color col = Colors.White;
if (precLineList == null)
{
precLineList = new SimpleLineList();
precLineList.DepthBuffered = false;
for (double l = 0; l < 360; l++)
{
double b = 90 - obliquity;
precLineList.AddLine(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu((l + 1) / 15, b, 1), mat));
}
for (double l = -12000; l < 13000; l += 2000)
{
double b = 90 - obliquity;
double p = -((l - 2000) / 25772 * 24) - 6;
precLineList.AddLine(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(p, b - .5, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(p, b + .5, 1), mat));
}
}
if (PrecTextBatch == null)
{
PrecTextBatch = new Text3dBatch(50);
int index = 0;
for (double l = -12000; l < 13000; l += 2000)
{
double b = 90 - obliquity + 3;
double p = -((l - 2000) / 25772 * 24) - 6;
string text = l.ToString();
if (l == 0)
{
b = 90 - obliquity + 2;
text = "1 CE";
}
else if (l < 0)
{
text = " " + (Math.Abs(l).ToString()) + " BCE";
}
else
{
text = (Math.Abs(l).ToString()) + " CE";
}
if (text.Length == 9)
{
text = " " + text;
}
PrecTextBatch.Add(new Text3d(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(p, b, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(p + .01, b, 1), mat), text, 80, .00009));
}
}
return;
}
private static void MakeEquitorialGridText()
{
if (EquTextBatch == null)
{
EquTextBatch = new Text3dBatch(30);
int index = 0;
for (int ra = 0; ra < 24; ra++)
{
string text = ra.ToString() + " hr";
if (ra < 10)
{
text = " " + ra.ToString() + " hr";
}
EquTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(ra + 0.005, 0.4, 1), Coordinates.RADecTo3dAu(ra + 0.005, 0.5, 1), text, 30, .00006));
}
index = 0;
for (double ra = 0; ra < 24; ra += 3)
{
for (double dec = -80; dec <= 80; dec += 10)
{
if (dec == 0)
{
continue;
}
string text = dec.ToString();
if (dec > 0)
{
text = " +" + dec.ToString();
EquTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(ra, dec - .4, 1), Coordinates.RADecTo3dAu(ra, dec - .3, 1), text, 30, .00006));
}
else
{
text = " - " + text.Substr(1);
EquTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(ra, dec + .4, 1), Coordinates.RADecTo3dAu(ra, dec + .5, 1), text, 30, .00006));
}
index++;
}
}
}
}
private static void MakeEclipticText()
{
int year = SpaceTimeController.Now.GetUTCFullYear();
if (EclipOvTextBatch == null)
{
EclipOvTextBatch = new Text3dBatch(80);
EclipticTextYear = year;
double obliquity = Coordinates.MeanObliquityOfEcliptic(SpaceTimeController.JNow);
Matrix3d mat = Matrix3d.RotationX((-obliquity / 360.0 * (Math.PI * 2)));
double daysPerYear = 365.25;
if (DT.IsLeap(year,true))
{
monthDays[1] = 29;
daysPerYear = 366;
}
else
{
monthDays[1] = 28;
daysPerYear = 365;
}
int count = 2 * (int)daysPerYear;
EclipticCount = (int)daysPerYear;
double jYear = SpaceTimeController.UtcToJulian(new Date(year, 0, 1, 12, 0, 0));
int index = 0;
double d = 0;
for (int m = 0; m < 12; m++)
{
int daysThisMonth = (int)monthDays[m];
for (int i = 0; i < daysThisMonth; i++)
{
AstroRaDec sunRaDec = Planets.GetPlanetLocationJD("Sun", jYear);
COR sunEcliptic = CT.Eq2Ec(sunRaDec.RA, sunRaDec.Dec, obliquity);
d = sunEcliptic.X;
double dd = d;// +180;
if (i == Math.Floor(daysThisMonth / 2.0))
{
Vector3d center = Vector3d.TransformCoordinate( Vector3d.Create((Math.Cos((dd * Math.PI * 2.0) / 360)),
.025f,
(Math.Sin((dd * Math.PI * 2.0) / 360))), mat);
Vector3d up = Vector3d.TransformCoordinate( Vector3d.Create((Math.Cos((dd * Math.PI * 2.0) / 360)),
.045f,
(Math.Sin((dd * Math.PI * 2.0) / 360))), mat);
up.Subtract(center);
up.Normalize();
EclipOvTextBatch.Add(new Text3d(center, up, monthNames[m], 80, .000159375));
}
index++;
index++;
jYear += 1;
}
d += monthDays[m];
}
}
}
private static void MakeEclipticGridText()
{
Color drawColor = Colors.White;
double obliquity = Coordinates.MeanObliquityOfEcliptic(SpaceTimeController.JNow);
Matrix3d mat = Matrix3d.RotationX((float)(-obliquity / 360.0 * (Math.PI * 2)));
if (EclipticTextBatch == null)
{
EclipticTextBatch = new Text3dBatch(30);
for (double l = 0; l < 360; l += 10)
{
string text = " " + l.ToString();
if (l < 10)
{
text = " " + l.ToString();
}
else if (l < 100)
{
text = " " + l.ToString();
}
EclipticTextBatch.Add(new Text3d(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, .4, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, .5, 1), mat), text, 80, .00006));
}
for (double l = 0; l < 360; l += 90)
{
for (double b = -80; b <= 80; b += 10)
{
if (b == 0)
{
continue;
}
string text = b.ToString();
if (b > 0)
{
text = " +" + b.ToString();
EclipticTextBatch.Add(new Text3d(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b - .4, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b - .3, 1), mat), text, 80, .00006));
}
else
{
text = " - " + text.Substr(1);
EclipticTextBatch.Add(new Text3d(Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b + .4, 1), mat), Vector3d.TransformCoordinate(Coordinates.RADecTo3dAu(l / 15, b + .5, 1), mat), text, 80, .00006));
}
}
}
}
return;
}
private static void MakeAltAzGridText()
{
Color drawColor = Colors.White;
int index = 0;
if (AltAzTextBatch == null)
{
AltAzTextBatch = new Text3dBatch(30);
for (double l = 0; l < 360; l += 10)
{
string text = " " + l.ToString();
if (l < 10)
{
text = " " + l.ToString();
}
else if (l < 100)
{
text = " " + l.ToString();
}
double lc = 360 - l;
AltAzTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(lc / 15 - 6, .4, 1), Coordinates.RADecTo3dAu(lc / 15 - 6, .5, 1), text, 80, .00006));
}
index = 0;
for (double l = 0; l < 360; l += 90)
{
for (double b = -80; b <= 80; b += 10)
{
if (b == 0)
{
continue;
}
string text = b.ToString();
if (b > 0)
{
text = " +" + b.ToString();
AltAzTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(l / 15, b - .4, 1), Coordinates.RADecTo3dAu(l / 15, b - .3, 1), text, 80, .00006));
}
else
{
text = " - " + text.Substr(1);
AltAzTextBatch.Add(new Text3d(Coordinates.RADecTo3dAu(l / 15, b + .4, 1), Coordinates.RADecTo3dAu(l / 15, b + .5, 1), text, 80, .00006));
}
index++;
}
}
}
return;
}
public static void InitializeConstellationNames()
{
if (ConstellationCentroids == null)
{
return;
}
NamesBatch = new Text3dBatch(80);
foreach (string key in ConstellationCentroids.Keys)
{
IPlace centroid = ConstellationCentroids[key];
Vector3d center = Coordinates.RADecTo3dAu(centroid.RA, centroid.Dec, 1);
Vector3d up = Vector3d.Create(0, 1, 0);
string name = centroid.Name;
if (centroid.Name == "Triangulum Australe")
{
name = name.Replace(" ", "\n ");
}
NamesBatch.Add(new Text3d(center, up, name, 80, .000125));
}
}
