Automatically load Vienna model coefficients.

src/main/java/fr/cs/examples/estimation/OrbitDetermination.java

@@ -74,7 +74,12 @@ import org.orekit.estimation.measurements.ObservedMeasurement;
 import org.orekit.estimation.measurements.PV;
 import org.orekit.estimation.measurements.Range;
 import org.orekit.estimation.measurements.RangeRate;
-import org.orekit.estimation.measurements.modifiers.*;
+import org.orekit.estimation.measurements.modifiers.AngularRadioRefractionModifier;
+import org.orekit.estimation.measurements.modifiers.Bias;
+import org.orekit.estimation.measurements.modifiers.OnBoardAntennaRangeModifier;
+import org.orekit.estimation.measurements.modifiers.OutlierFilter;
+import org.orekit.estimation.measurements.modifiers.RangeRateTroposphericDelayModifier;
+import org.orekit.estimation.measurements.modifiers.RangeTroposphericDelayModifier;
 import org.orekit.forces.PolynomialParametricAcceleration;
 import org.orekit.forces.drag.DragForce;
 import org.orekit.forces.drag.DragSensitive;
@@ -94,7 +99,6 @@ import org.orekit.frames.Frame;
 import org.orekit.frames.FramesFactory;
 import org.orekit.frames.LOFType;
 import org.orekit.frames.TopocentricFrame;
-import org.orekit.gnss.Frequency;
 import org.orekit.gnss.MeasurementType;
 import org.orekit.gnss.ObservationData;
 import org.orekit.gnss.ObservationDataSet;
@@ -103,17 +107,20 @@ import org.orekit.gnss.SatelliteSystem;
 import org.orekit.models.AtmosphericRefractionModel;
 import org.orekit.models.earth.EarthITU453AtmosphereRefraction;
 import org.orekit.models.earth.atmosphere.Atmosphere;
-import org.orekit.models.earth.atmosphere.DTM2000;
 import org.orekit.models.earth.atmosphere.NRLMSISE00;
 import org.orekit.models.earth.atmosphere.data.MarshallSolarActivityFutureEstimation;
 import org.orekit.models.earth.displacement.OceanLoading;
 import org.orekit.models.earth.displacement.OceanLoadingCoefficientsBLQFactory;
 import org.orekit.models.earth.displacement.StationDisplacement;
 import org.orekit.models.earth.displacement.TidalDisplacement;
-import org.orekit.models.earth.ionosphere.IonosphericModel;
-import org.orekit.models.earth.ionosphere.KlobucharIonoCoefficientsLoader;
-import org.orekit.models.earth.ionosphere.KlobucharIonoModel;
-import org.orekit.models.earth.troposphere.*;
+import org.orekit.models.earth.troposphere.DiscreteTroposphericModel;
+import org.orekit.models.earth.troposphere.EstimatedTroposphericModel;
+import org.orekit.models.earth.troposphere.GlobalMappingFunctionModel;
+import org.orekit.models.earth.troposphere.MappingFunction;
+import org.orekit.models.earth.troposphere.NiellMappingFunctionModel;
+import org.orekit.models.earth.troposphere.ViennaModelCoefficientsLoader;
+import org.orekit.models.earth.troposphere.ViennaModelType;
+import org.orekit.models.earth.troposphere.ViennaThreeModel;
 import org.orekit.orbits.CartesianOrbit;
 import org.orekit.orbits.CircularOrbit;
 import org.orekit.orbits.EquinoctialOrbit;
@@ -126,7 +133,6 @@ import org.orekit.propagation.analytical.tle.TLEPropagator;
 import org.orekit.propagation.conversion.DormandPrince853IntegratorBuilder;
 import org.orekit.propagation.conversion.NumericalPropagatorBuilder;
 import org.orekit.time.AbsoluteDate;
-import org.orekit.time.DateComponents;
 import org.orekit.time.TimeScale;
 import org.orekit.time.TimeScalesFactory;
 import org.orekit.utils.Constants;
@@ -159,13 +165,15 @@ public class OrbitDetermination { // Class 1
                                   home.getAbsolutePath());
                 System.exit(1);
             }
-            DataProvidersManager manager = DataProvidersManager.getInstance();
-            manager.addProvider(new DirectoryCrawler(orekitData));
 
-            // input in tutorial resources directory/output (in user's home directory)
+            // input in tutorial resources directory/output
             final String inputPath = OrbitDetermination.class.getClassLoader().getResource("maxvalier.in").toURI().getPath(); // Brings in input file with orbit data
             final File input  = new File(inputPath);
 
+            DataProvidersManager manager = DataProvidersManager.getInstance();
+            manager.addProvider(new DirectoryCrawler(orekitData));
+            manager.addProvider(new DirectoryCrawler(new File(input.getParentFile(), "Vienna-Model")));
+
             long t0 = System.currentTimeMillis(); // Returns current time in milliseconds
             new OrbitDetermination().run(input, home);
             long t1 = System.currentTimeMillis();