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features/removespicedependencies (#218)
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* Add bodies factory

* Fixes

* Upgrade sgp4
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@sylvain-guillet
sylvain-guillet authored Oct 2, 2024
1 parent 2c56a55 commit b73bca1
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Showing 33 changed files with 347 additions and 105 deletions.
2 changes: 1 addition & 1 deletion IO.Astrodynamics.Net/IO.Astrodynamics.CLI/IO.Astrodynamics.CLI.csproj
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Expand Up @@ -9,7 +9,7 @@
<FileVersion>0.0.1</FileVersion>
<PackAsTool>true</PackAsTool>
<ToolCommandName>astro</ToolCommandName>
<Version>0.5.0-preview-9</Version>
<Version>0.5.0-preview-10</Version>
<Title>Astrodynamics command line interface</Title>
<Authors>Sylvain Guillet</Authors>
<Description>This CLI allows end user to exploit IO.Astrodynamics framework </Description>
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4 changes: 2 additions & 2 deletions IO.Astrodynamics.Net/IO.Astrodynamics.Tests/Body/BarycenterTests.cs
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Expand Up @@ -14,7 +14,7 @@ public BarycenterTests()
[Fact]
public void Create()
{
var earthbc = new Barycenter(Barycenters.EARTH_BARYCENTER.NaifId);
var earthbc = Barycenters.EARTH_BARYCENTER;
Assert.Equal("EARTH BARYCENTER", earthbc.Name);
Assert.Equal(3, earthbc.NaifId);
Assert.Equal(6.0456262922775433E+24, earthbc.Mass);
Expand All @@ -25,7 +25,7 @@ public void Create()
[Fact]
public void Mass()
{
var earthbc = new Barycenter(Barycenters.EARTH_BARYCENTER.NaifId);
var earthbc = Barycenters.EARTH_BARYCENTER;
Assert.Equal(6.0456262922775433E+24, earthbc.Mass);
}
}
107 changes: 103 additions & 4 deletions IO.Astrodynamics.Net/IO.Astrodynamics.Tests/Body/CelestialBodyTests.cs
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Expand Up @@ -21,7 +21,7 @@ public CelestialBodyTests()
[Fact]
public void Create()
{
CelestialBody earth = new CelestialBody(PlanetsAndMoons.EARTH);
CelestialBody earth = PlanetsAndMoons.EARTH_BODY;

Assert.Equal(399, earth.NaifId);
Assert.Equal("EARTH", earth.Name);
Expand Down Expand Up @@ -154,8 +154,8 @@ public void CelestialBodyToString()
[Fact]
public void Equality()
{
var earth1 = new CelestialBody(PlanetsAndMoons.EARTH);
var earth2 = new CelestialBody(PlanetsAndMoons.EARTH);
var earth1 = PlanetsAndMoons.EARTH_BODY;
var earth2 = PlanetsAndMoons.EARTH_BODY;
var moon = new CelestialBody(PlanetsAndMoons.MOON);
Assert.Equal(earth1, earth2);
Assert.NotEqual(earth1, moon);
Expand All @@ -172,7 +172,7 @@ public void Equality()
[Fact]
public void GetEphemeris()
{
var earth = new CelestialBody(PlanetsAndMoons.EARTH);
var earth = PlanetsAndMoons.EARTH_BODY;
var res = earth.GetEphemeris(new Window(TimeSystem.Time.J2000TDB, TimeSpan.FromDays(1.0)), TestHelpers.Sun, Frames.Frame.ICRF, Aberration.None,
TimeSpan.FromDays(1.0)).ToArray();
Assert.Equal(2, res.Length);
Expand Down Expand Up @@ -416,4 +416,103 @@ public void MarsAirDensity()
Assert.Equal(0.015026759563140498, model.GetDensity(0.0));
Assert.Equal(0.0013352044980975983, model.GetDensity(30000.0));
}

[Fact]
public void FindBarycenterOfMotionId_ReturnsZero_ForSun()
{
var celestialItem = TestHelpers.Sun;
Assert.Equal(0, celestialItem.BarycenterOfMotionId);
}

[Fact]
public void FindBarycenterOfMotionId_ReturnsZero_ForBarycenter()
{
var celestialItem = new Barycenter(0);
Assert.Equal(0, celestialItem.BarycenterOfMotionId);
}

[Fact]
public void FindBarycenterOfMotionId_ReturnsZero_ForAsteroid()
{
var celestialItem = new CelestialBody(2000001);
Assert.Equal(0, celestialItem.BarycenterOfMotionId);
}

[Fact]
public void FindBarycenterOfMotionId_ReturnsCorrectValue_ForPlanet()
{
var celestialItem = TestHelpers.EarthAtJ2000;
Assert.Equal(3, celestialItem.BarycenterOfMotionId);
}

[Fact]
public void FindBarycenterOfMotionId_ReturnsCorrectValue_ForMoon()
{
var celestialItem = TestHelpers.MoonAtJ2000;
Assert.Equal(3, celestialItem.BarycenterOfMotionId);
}

[Fact]
public void FindBarycenterOfMotionId_ReturnsCorrectValue_ForLagrangePoint391()
{
var celestialItem = new LagrangePoint(LagrangePoints.L1);
Assert.Equal(3, celestialItem.BarycenterOfMotionId);
}

[Fact]
public void FindBarycenterOfMotionId_ReturnsZero_ForLagrangePoint394()
{
var celestialItem = new LagrangePoint(LagrangePoints.L4);
Assert.Equal(3, celestialItem.BarycenterOfMotionId);
}


[Fact]
public void FindCenterOfMotionId_ReturnsZero_ForBarycenter()
{
var celestialItem = new Barycenter(0);
Assert.Equal(0, celestialItem.CenterOfMotionId);
}

[Fact]
public void FindCenterOfMotionId_ReturnsTen_ForSun()
{
var celestialItem = TestHelpers.Sun;
Assert.Equal(10, celestialItem.CenterOfMotionId);
}

[Fact]
public void FindCenterOfMotionId_ReturnsTen_ForPlanet()
{
var celestialItem = TestHelpers.EarthAtJ2000;
Assert.Equal(10, celestialItem.CenterOfMotionId);
}

[Fact]
public void FindCenterOfMotionId_ReturnsTen_ForAsteroid()
{
var celestialItem = new CelestialBody(2000001);
Assert.Equal(10, celestialItem.CenterOfMotionId);
}

[Fact]
public void FindCenterOfMotionId_ReturnsCorrectValue_ForMoon()
{
var celestialItem = TestHelpers.MoonAtJ2000;
Assert.Equal(399, celestialItem.CenterOfMotionId);
}

[Fact]
public void FindCenterOfMotionId_ReturnsCorrectValue_ForLagrangePoint391()
{
var celestialItem = new LagrangePoint(LagrangePoints.L1);
Assert.Equal(10, celestialItem.CenterOfMotionId);
}

[Fact]
public void FindCenterOfMotionId_ReturnsTen_ForLagrangePoint394()
{
var celestialItem = new LagrangePoint(LagrangePoints.L4);
Assert.Equal(10, celestialItem.CenterOfMotionId);
}
}
3 changes: 2 additions & 1 deletion IO.Astrodynamics.Net/IO.Astrodynamics.Tests/Body/StarTests.cs
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Expand Up @@ -2,6 +2,7 @@
using System.Threading.Tasks;
using IO.Astrodynamics.Body;
using IO.Astrodynamics.Coordinates;
using IO.Astrodynamics.SolarSystemObjects;
using IO.Astrodynamics.TimeSystem;
using Xunit;

Expand Down Expand Up @@ -78,7 +79,7 @@ public void GetRightAscensionSigma()
public async Task Propagate()
{
var epoch = new TimeSystem.Time(new DateTime(2001, 1, 1), TimeFrame.TDBFrame);
var observer = new Barycenter(0);
var observer = Barycenters.SOLAR_SYSTEM_BARYCENTER;
var star = new Star(1, "star1", 1E+30, "spec", 2, 0.3792, new Equatorial(1, 1, epoch), 0.1, 0.1, 0, 0, 0, 0, epoch);
await star.PropagateAsync(new Window(epoch, epoch + TimeSpan.FromDays(365 * 4)), TimeSpan.FromDays(365));
var eph0 = star.GetEphemeris(epoch, observer, Frames.Frame.ICRF, Aberration.None);
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2 changes: 1 addition & 1 deletion IO.Astrodynamics.Net/IO.Astrodynamics.Tests/Coordinates/EquatorialTests.cs
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Expand Up @@ -32,7 +32,7 @@ public void CreateFromStateVector()
Astrodynamics.Mission.Mission mission = new Astrodynamics.Mission.Mission("mission1");
new Scenario("scn1", mission, new Window(new TimeSystem.Time(new DateTime(2001, 1, 1), TimeFrame.TDBFrame), new TimeSystem.Time(new DateTime(2001, 2, 1), TimeFrame.TDBFrame)));
var epoch = new TimeSystem.Time(DateTime.MinValue, TimeFrame.TDBFrame);
CelestialBody earth = new CelestialBody(PlanetsAndMoons.EARTH);
CelestialBody earth = PlanetsAndMoons.EARTH_BODY;
Equatorial eq = new Equatorial(new StateVector(
new Vector3(-291608.38463344, -266716.83339423, -76102.48709990), new Vector3(), earth, epoch,
Frames.Frame.ICRF));
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2 changes: 1 addition & 1 deletion IO.Astrodynamics.Net/IO.Astrodynamics.Tests/Example.cs
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Expand Up @@ -14,7 +14,7 @@ public void ReadEphemeris()
{
//In this example we want the ephemeris of the moon at epoch (2000-01-01T12:00Z) in ICRF frame with earth at center
API.Instance.LoadKernels(new DirectoryInfo("Data/SolarSystem"));//replace Data/SolarSytem by your kernel path
var earth = new CelestialBody(PlanetsAndMoons.EARTH);
var earth = PlanetsAndMoons.EARTH_BODY;
var moon = new CelestialBody(PlanetsAndMoons.MOON);
var ephemerid = moon.GetEphemeris(new TimeSystem.Time(new DateTime(2000, 1, 1, 12, 0, 0), TimeFrame.UTCFrame), earth, Frames.Frame.ICRF, Aberration.None);
}
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8 changes: 4 additions & 4 deletions IO.Astrodynamics.Net/IO.Astrodynamics.Tests/Maneuvers/LaunchTests.cs
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Expand Up @@ -44,7 +44,7 @@ public void FindLaunchWindows()
new StateVector(new Vector3(-1.144243683349977E+06, 4.905086030671815E+06, 4.553416875193589E+06),
new Vector3(-5.588288926819989E+03, -4.213222250603758E+03, 3.126518392859475E+03), earth, epoch, Frames.Frame.ICRF), IO.Astrodynamics.Constants.CivilTwilight,
null);
var res = launch.FindLaunchWindows(new Window(epoch, TimeSpan.FromDays(1.0)), Constants.OutputPath);
var res = launch.FindLaunchWindows(new Window(epoch, TimeSpan.FromDays(1.0)));
var launchWindows = res as LaunchWindow[] ?? res.ToArray();
Assert.Equal(2, launchWindows.Count());
var firstWindow = launchWindows.ElementAt(0);
Expand Down Expand Up @@ -78,7 +78,7 @@ public void FindLaunchWindowsByDay()
new StateVector(new Vector3(-1.144243683349977E+06, 4.905086030671815E+06, 4.553416875193589E+06),
new Vector3(-5.588288926819989E+03, -4.213222250603758E+03, 3.126518392859475E+03), earth, epoch, Frames.Frame.ICRF), IO.Astrodynamics.Constants.CivilTwilight,
true);
var res = launch.FindLaunchWindows(new Window(epoch, TimeSpan.FromDays(1.0)), Constants.OutputPath);
var res = launch.FindLaunchWindows(new Window(epoch, TimeSpan.FromDays(1.0)));
Assert.Single(res);
var firstWindow = res.ElementAt(0);
Assert.Equal(new TimeSystem.Time("2021-06-02T18:11:31.0119753Z"), firstWindow.Window.StartDate.ToUTC(), TestHelpers.TimeComparer);
Expand All @@ -104,7 +104,7 @@ public void FindSouthLaunchWindowsByDay()
new StateVector(new Vector3(-1.144243683349977E+06, 4.905086030671815E+06, 4.553416875193589E+06),
new Vector3(-5.588288926819989E+03, -4.213222250603758E+03, 3.126518392859475E+03), earth, epoch, Frames.Frame.ICRF), IO.Astrodynamics.Constants.CivilTwilight,
true);
var res = launch.FindLaunchWindows(new Window(epoch, TimeSpan.FromDays(1.0)), Constants.OutputPath);
var res = launch.FindLaunchWindows(new Window(epoch, TimeSpan.FromDays(1.0)));
Assert.Single(res);
var firstWindow = res.ElementAt(0);
Assert.Equal(new TimeSystem.Time("2021-06-02T15:08:24.4541548Z"), firstWindow.Window.StartDate.ToUTC(), TestHelpers.TimeComparer);
Expand All @@ -129,7 +129,7 @@ public void FindSouthLaunchWindows()
new StateVector(new Vector3(-1.144243683349977E+06, 4.905086030671815E+06, 4.553416875193589E+06),
new Vector3(-5.588288926819989E+03, -4.213222250603758E+03, 3.126518392859475E+03), earth, epoch, Frames.Frame.ICRF), IO.Astrodynamics.Constants.CivilTwilight,
null);
var res = launch.FindLaunchWindows(new Window(epoch, TimeSpan.FromDays(1.0)), Constants.OutputPath);
var res = launch.FindLaunchWindows(new Window(epoch, TimeSpan.FromDays(1.0)));
Assert.Equal(2, res.Count());
var firstWindow = res.ElementAt(0);
Assert.Equal(new TimeSystem.Time("2021-06-02T08:55:43.6080970z"), firstWindow.Window.StartDate.ToUTC(), TestHelpers.TimeComparer);
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4 changes: 2 additions & 2 deletions IO.Astrodynamics.Net/IO.Astrodynamics.Tests/Math/LagrangeTests.cs
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Expand Up @@ -58,7 +58,7 @@ public void InterpolateCubic()
public void InterpolateStateVectorSquare()
{
//Interpolate square function
CelestialBody earth = new CelestialBody(PlanetsAndMoons.EARTH);
CelestialBody earth = PlanetsAndMoons.EARTH_BODY;
StateVector[] data = new StateVector[10];
var start = new TimeSystem.Time(2021, 01, 01, 0, 0, 0);
for (int i = 0; i < 10; i++)
Expand Down Expand Up @@ -86,7 +86,7 @@ public void InterpolateStateVectorSquare()
public void InterpolateStateVectorCubic()
{
//Interpolate square function
CelestialBody earth = new CelestialBody(PlanetsAndMoons.EARTH);
CelestialBody earth = PlanetsAndMoons.EARTH_BODY;
StateVector[] data = new StateVector[10];
var start = new TimeSystem.Time(2021, 01, 01, 0, 0, 0);
for (int i = 0; i < 10; i++)
Expand Down
4 changes: 2 additions & 2 deletions IO.Astrodynamics.Net/IO.Astrodynamics.Tests/Mission/ScenarioTests.cs
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Expand Up @@ -43,7 +43,7 @@ public void AddSite()
Scenario scenario = new Scenario("Scenario", mission, new Window(new TimeSystem.Time(2021, 1, 1), new TimeSystem.Time(2021, 1, 2)));
Assert.Equal("Scenario", scenario.Name);
Assert.Equal(mission, scenario.Mission);
var site = new Site(13, "DSS-13", new CelestialBody(PlanetsAndMoons.EARTH));
var site = new Site(13, "DSS-13", PlanetsAndMoons.EARTH_BODY);
scenario.AddSite(site);
Assert.Single(scenario.Sites);
Assert.Equal(site, scenario.Sites.First());
Expand Down Expand Up @@ -496,7 +496,7 @@ public async Task PropagateStar()
{
var start = new TimeSystem.Time(2001, 1, 1);
var end = start.AddDays(365 * 4);
var observer = new Barycenter(0);
var observer = Barycenters.SOLAR_SYSTEM_BARYCENTER;
var star = new Star(2, "star2", 1E+30, "spec", 2, 0.3792, new Equatorial(1, 1, start), 0.1, 0.1, 0, 0, 0, 0, start);

Astrodynamics.Mission.Mission mission = new Astrodynamics.Mission.Mission("mission102");
Expand Down
6 changes: 3 additions & 3 deletions IO.Astrodynamics.Net/IO.Astrodynamics.Tests/OrbitalParameters/EquinoctialElementsTests.cs
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Expand Up @@ -17,7 +17,7 @@ public EquinoctialElementsTests()
[Fact]
public void Create()
{
CelestialBody earth = new CelestialBody(PlanetsAndMoons.EARTH);
CelestialBody earth = PlanetsAndMoons.EARTH_BODY;
var epoch = new TimeSystem.Time(DateTime.UtcNow, TimeFrame.UTCFrame);
EquinoctialElements equ = new EquinoctialElements(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, earth, epoch, Frames.Frame.ICRF);
Assert.Equal(1.0, equ.P);
Expand All @@ -34,7 +34,7 @@ public void Create()
[Fact]
public void ToEquinoctial()
{
CelestialBody earth = new CelestialBody(PlanetsAndMoons.EARTH);
CelestialBody earth = PlanetsAndMoons.EARTH_BODY;
KeplerianElements ke = new KeplerianElements(6800.81178582, 0.00134, 51.71 * IO.Astrodynamics.Constants.Deg2Rad, 32.57 * IO.Astrodynamics.Constants.Deg2Rad,
105.64 * IO.Astrodynamics.Constants.Deg2Rad, 46.029 * IO.Astrodynamics.Constants.Deg2Rad, earth, new TimeSystem.Time(DateTime.UtcNow, TimeFrame.UTCFrame),
Frames.Frame.ICRF);
Expand All @@ -50,7 +50,7 @@ public void ToEquinoctial()
[Fact]
public void Equality()
{
CelestialBody earth = new CelestialBody(PlanetsAndMoons.EARTH);
CelestialBody earth = PlanetsAndMoons.EARTH_BODY;
KeplerianElements ke = new KeplerianElements(6800.81178582, 0.00134, 51.71 * IO.Astrodynamics.Constants.Deg2Rad, 32.57 * IO.Astrodynamics.Constants.Deg2Rad,
105.64 * IO.Astrodynamics.Constants.Deg2Rad, 46.029 * IO.Astrodynamics.Constants.Deg2Rad, earth, new TimeSystem.Time(DateTime.UtcNow, TimeFrame.UTCFrame),
Frames.Frame.ICRF);
Expand Down
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