| public CreateGeocentricCoordinateSystem ( string name, IHorizontalDatum datum, ILinearUnit linearUnit, IPrimeMeridian primeMeridian ) : IGeocentricCoordinateSystem | ||
| name | string | Name of geocentric coordinate system |
| datum | IHorizontalDatum | Horizontal datum |
| linearUnit | ILinearUnit | Linear unit |
| primeMeridian | IPrimeMeridian | Prime meridian |
| return | IGeocentricCoordinateSystem | |
public IGeocentricCoordinateSystem CreateGeocentricCoordinateSystem(string name, IHorizontalDatum datum, ILinearUnit linearUnit, IPrimeMeridian primeMeridian)
{
if (string.IsNullOrEmpty(name))
throw new ArgumentException("Invalid name");
List<AxisInfo> info = new List<AxisInfo>(3);
info.Add(new AxisInfo("X", AxisOrientationEnum.Other));
info.Add(new AxisInfo("Y", AxisOrientationEnum.Other));
info.Add(new AxisInfo("Z", AxisOrientationEnum.Other));
return new GeocentricCoordinateSystem(datum, linearUnit, primeMeridian, info, name,String.Empty,-1,String.Empty,String.Empty,String.Empty);
}
private void TestGeocentric()
{
CoordinateSystemFactory cFac = new SharpMap.CoordinateSystems.CoordinateSystemFactory();
IGeographicCoordinateSystem gcs = cFac.CreateGeographicCoordinateSystem("WGS84", AngularUnit.Degrees, HorizontalDatum.WGS84,
PrimeMeridian.Greenwich, new AxisInfo("Lon", AxisOrientationEnum.East), new AxisInfo("Lat", AxisOrientationEnum.North));
IGeocentricCoordinateSystem geoccs = cFac.CreateGeocentricCoordinateSystem("WGS84 geocentric", gcs.HorizontalDatum, LinearUnit.Metre, PrimeMeridian.Greenwich);
ICoordinateTransformation trans = new CoordinateTransformationFactory().CreateFromCoordinateSystems(gcs, geoccs);
SharpMap.Geometries.Point3D pGeo = new SharpMap.Geometries.Point3D(2.12955, 53.80939444, 73);
SharpMap.Geometries.Point3D pGc = new Point3D(trans.MathTransform.Transform(pGeo.ToDoubleArray()));
SharpMap.Geometries.Point3D pGeo2 = new Point3D(trans.MathTransform.Inverse().Transform(pGc.ToDoubleArray()));
result.Text += PrintResultTable(gcs, geoccs, pGeo, pGc, new Point3D(3771793.97, 140253.34, 5124304.35), pGeo2, "Geocentric test");
return;
}
