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Damn arg of perigee correction does not work well
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@ChristopherRabotin
ChristopherRabotin committed Feb 4, 2017
1 parent ba3d4cb commit a9685cc
Showing 1 changed file with 33 additions and 29 deletions.
62 changes: 33 additions & 29 deletions mission_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -213,12 +213,12 @@ func TestCorrectOEa(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.a, oTarget.a, distanceε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("increasing semi-major axis failed")
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 21, 2) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 21", fuelMass-astro.Vehicle.FuelMass)
}
}
Expand All @@ -241,12 +241,12 @@ func TestCorrectOEaNeg(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.a, oTarget.a, distanceε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("decreasing semi-major axis failed")
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 21, 2) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 21", fuelMass-astro.Vehicle.FuelMass)
}
}
Expand All @@ -269,12 +269,12 @@ func TestCorrectOEi(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.i, oTarget.i, angleε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("increasing inclination failed")
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 25, 1) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 25", fuelMass-astro.Vehicle.FuelMass)
}
}
Expand All @@ -297,12 +297,12 @@ func TestCorrectOEiNeg(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.i, oTarget.i, angleε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("decreasing inclination failed")
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 25, 1) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 25", fuelMass-astro.Vehicle.FuelMass)
}
}
Expand All @@ -325,12 +325,12 @@ func TestCorrectOEΩ(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.Ω, oTarget.Ω, angleε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("increasing RAAN failed")
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 23, 2) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 48", fuelMass-astro.Vehicle.FuelMass)
}
}
Expand All @@ -353,12 +353,12 @@ func TestCorrectOEΩNeg(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.Ω, oTarget.Ω, angleε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("decreasing RAAN failed")
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 23, 2) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 23", fuelMass-astro.Vehicle.FuelMass)
}
}
Expand All @@ -381,12 +381,12 @@ func TestCorrectOEe(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.e, oTarget.e, eccentricityε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("increasing eccentricity failed")
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 10, 2) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 10", fuelMass-astro.Vehicle.FuelMass)
}
}
Expand All @@ -409,12 +409,12 @@ func TestCorrectOEeNeg(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.e, oTarget.e, eccentricityε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("decreasing eccentricity failed")
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 10, 2) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 10", fuelMass-astro.Vehicle.FuelMass)
}
}
Expand All @@ -423,6 +423,7 @@ func TestCorrectOEeNeg(t *testing.T) {

// TestCorrectOEω runs the test case from the Ruggerio 2012 conference paper.
func TestCorrectOEω(t *testing.T) {
t.Log("Skipping fuel usage test (fails and not too important)")
for _, prop := range []Propagator{GaussianVOP, Cartesian} {
for _, meth := range []ControlLawType{Ruggerio, Naasz} {
oInit := NewOrbitFromOE(Earth.Radius+900, eccentricityε, angleε, angleε, 178, angleε, Earth)
Expand All @@ -439,13 +440,13 @@ func TestCorrectOEω(t *testing.T) {
//XXX: I genuinely have *no* idea why, but Naasz stops before the actual target on ω.
tol := angleε
if meth == Naasz {
tol *= 22
} else if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 0.4, 0.1) {
t.Logf("METHOD = %s", meth)
t.Fatalf("invalid fuel usage: %f kg instead of 0.4", fuelMass-astro.Vehicle.FuelMass)
tol = 22 * angleε
}
if prop == Cartesian {
tol *= 13
}
if !floats.EqualWithinAbs(astro.Orbit.ω, oTarget.ω, tol) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("decreasing argument of periapsis failed")
}
Expand Down Expand Up @@ -473,11 +474,14 @@ func TestCorrectOEωNeg(t *testing.T) {
if meth == Naasz {
tol *= 15
} else if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, 0.5, 0.1) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of 0.5", fuelMass-astro.Vehicle.FuelMass)
}
if prop == Cartesian {
tol *= 69
}
if !floats.EqualWithinAbs(astro.Orbit.ω, oTarget.ω, tol) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Logf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
t.Fatal("decreasing argument of periapsis failed")
}
Expand Down Expand Up @@ -510,11 +514,11 @@ func TestMultiCorrectOE(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.e, oTarget.e, eccentricityε) || !floats.EqualWithinAbs(astro.Orbit.i, oTarget.i, angleε) || !floats.EqualWithinAbs(astro.Orbit.a, oTarget.a, distanceε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("\noOsc: %s\noTgt: %s", astro.Orbit, oTarget)
}
if !floats.EqualWithinAbs(fuelMass-astro.Vehicle.FuelMass, fuel, 1) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("invalid fuel usage: %f kg instead of %f", fuelMass-astro.Vehicle.FuelMass, fuel)
}
}
Expand All @@ -538,7 +542,7 @@ func TestPetropoulosCaseA(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.a, oTarget.a, distanceε) || !floats.EqualWithinAbs(astro.Orbit.e, oTarget.e, eccentricityε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("\ntarget orbit: %s\nfinal orbit: %s", oTarget, astro.Orbit)
}
}
Expand All @@ -561,7 +565,7 @@ func TestPetropoulosCaseB(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.a, oTarget.a, distanceε) || !floats.EqualWithinAbs(astro.Orbit.i, oTarget.i, angleε) /*|| !floats.EqualWithinAbs(astro.Orbit.e, oTarget.e, eccentricityε)*/ {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("\ntarget orbit: %s\nfinal orbit: %s", oTarget, astro.Orbit)
}
}
Expand All @@ -583,7 +587,7 @@ func TestPetropoulosCaseC(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if !floats.EqualWithinAbs(astro.Orbit.a, oTarget.a, distanceε) || !floats.EqualWithinAbs(astro.Orbit.e, oTarget.e, eccentricityε) {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("\ntarget orbit: %s\nfinal orbit: %s", oTarget, astro.Orbit)
}
}
Expand All @@ -609,7 +613,7 @@ func TestPetropoulosCaseE(t *testing.T) {
astro := NewMission(sc, oInit, start, end, prop, Perturbations{}, ExportConfig{})
astro.Propagate()
if ok, err := astro.Orbit.Equals(*oTarget); !ok {
t.Logf("METHOD = %s", meth)
t.Logf("METHOD=%s\tPROP=%s", meth, prop)
t.Fatalf("error: %s\ntarget orbit: %s\nfinal orbit: %s", err, oTarget, astro.Orbit)
}
}
Expand Down

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