private Inverse(GeographicGeocentricTransformation geographicGeocentric, GeocentricGeographicTransformation geocentricGeographic, GeocentricTransformationGeographicWrapper coreWrapper)
: base(geographicGeocentric, geocentricGeographic)
{
Contract.Requires(coreWrapper != null);
Contract.Requires(coreWrapper.GeocentricCore.HasInverse);
Contract.Requires(geographicGeocentric != null);
Contract.Requires(geocentricGeographic != null);
_coreWrapper = coreWrapper;
_inverseOperation = coreWrapper.GeocentricCore.GetInverse();
}
public static Inverse BuildInverse(GeocentricTransformationGeographicWrapper coreWrapper)
{
Contract.Requires(coreWrapper != null);
Contract.Requires(coreWrapper.GeocentricToGeographic.HasInverse);
Contract.Requires(coreWrapper.GeographicToGeocentric.HasInverse);
Contract.Ensures(Contract.Result <Inverse>() != null);
var geographicToGeocentric = coreWrapper.GeocentricToGeographic.GetInverse();
Contract.Assume(coreWrapper.GeographicToGeocentric.HasInverse);
var geocentricToGeographic = coreWrapper.GeographicToGeocentric.GetInverse();
return(new Inverse(geographicToGeocentric, geocentricToGeographic, coreWrapper));
}
private static StaticCoordinateOperationCompiler.StepCompilationResult CreateMolodenskyBadekas(TransformationCompilationParams opData)
{
Contract.Requires(opData != null);
var xTransParam = new KeywordNamedParameterSelector("XAXIS", "TRANS");
var yTransParam = new KeywordNamedParameterSelector("YAXIS", "TRANS");
var zTransParam = new KeywordNamedParameterSelector("ZAXIS", "TRANS");
var xRotParam = new KeywordNamedParameterSelector("XAXIS", "ROT");
var yRotParam = new KeywordNamedParameterSelector("YAXIS", "ROT");
var zRotParam = new KeywordNamedParameterSelector("ZAXIS", "ROT");
var scaleParam = new KeywordNamedParameterSelector("SCALE");
var ord1Param = new KeywordNamedParameterSelector("ORDINATE1");
var ord2Param = new KeywordNamedParameterSelector("ORDINATE2");
var ord3Param = new KeywordNamedParameterSelector("ORDINATE3");
if (!opData.ParameterLookup.Assign(xTransParam, yTransParam, zTransParam, xRotParam, yRotParam, zRotParam, scaleParam, ord1Param, ord2Param, ord3Param))
return null;
Vector3 translation, rotation;
Point3 ordinate;
double scale;
if (!TryCreateVector3(xTransParam.Selection, yTransParam.Selection, zTransParam.Selection, out translation))
return null;
if (!TryCreateVector3(xRotParam.Selection, yRotParam.Selection, zRotParam.Selection, OgcAngularUnit.DefaultRadians, out rotation))
return null;
if (!TryCreatePoint3(ord1Param.Selection, ord2Param.Selection, ord3Param.Selection, out ordinate))
return null;
if (!NamedParameter.TryGetDouble(scaleParam.Selection, out scale))
return null;
var molodensky = new MolodenskyBadekasTransformation(translation, rotation, ordinate, scale);
if (opData.StepParams.RelatedInputCrs is ICrsGeocentric && opData.StepParams.RelatedOutputCrs is ICrsGeocentric)
return new StaticCoordinateOperationCompiler.StepCompilationResult(
opData.StepParams,
opData.StepParams.RelatedOutputCrsUnit ?? opData.StepParams.RelatedInputCrsUnit ?? opData.StepParams.InputUnit,
molodensky);
// TODO: need to handle units here
var spheroidFrom = opData.StepParams.RelatedInputSpheroid;
if (null == spheroidFrom)
return null;
// TODO: need to handle units here
var spheroidTo = opData.StepParams.RelatedOutputSpheroid;
if (null == spheroidTo)
return null;
ITransformation transformation = new GeocentricTransformationGeographicWrapper(spheroidFrom, spheroidTo, molodensky);
var conv = StaticCoordinateOperationCompiler.CreateCoordinateUnitConversion(opData.StepParams.InputUnit, OgcAngularUnit.DefaultRadians);
if (null != conv)
transformation = new ConcatenatedTransformation(new[] { conv, transformation });
return new StaticCoordinateOperationCompiler.StepCompilationResult(
opData.StepParams,
OgcAngularUnit.DefaultRadians,
transformation);
}
private static StaticCoordinateOperationCompiler.StepCompilationResult CreateHelmertStep(TransformationCompilationParams opData, Helmert7Transformation helmert)
{
Contract.Requires(opData != null);
Contract.Requires(helmert != null);
if (opData.StepParams.RelatedInputCrs is ICrsGeocentric && opData.StepParams.RelatedOutputCrs is ICrsGeocentric)
return new StaticCoordinateOperationCompiler.StepCompilationResult(
opData.StepParams,
opData.StepParams.RelatedOutputCrsUnit ?? opData.StepParams.RelatedInputCrsUnit ?? opData.StepParams.InputUnit,
helmert);
var spheroidFrom = ExtractSpheroid(opData.StepParams.RelatedInputCrs) ?? ExtractSpheroid(opData.StepParams.RelatedOutputCrs);
if (null == spheroidFrom)
return null;
var spheroidTo = ExtractSpheroid(opData.StepParams.RelatedOutputCrs) ?? spheroidFrom;
ITransformation transformation = new GeocentricTransformationGeographicWrapper(spheroidFrom, spheroidTo, helmert);
var unitConversion = StaticCoordinateOperationCompiler.CreateCoordinateUnitConversion(opData.StepParams.InputUnit, OgcAngularUnit.DefaultRadians);
if (null != unitConversion)
transformation = new ConcatenatedTransformation(new[] { unitConversion, transformation });
return new StaticCoordinateOperationCompiler.StepCompilationResult(
opData.StepParams,
OgcAngularUnit.DefaultRadians,
transformation);
}
public static Inverse BuildInverse(GeocentricTransformationGeographicWrapper coreWrapper)
{
Contract.Requires(coreWrapper != null);
Contract.Requires(coreWrapper.GeocentricToGeographic.HasInverse);
Contract.Requires(coreWrapper.GeographicToGeocentric.HasInverse);
Contract.Ensures(Contract.Result<Inverse>() != null);
var geographicToGeocentric = coreWrapper.GeocentricToGeographic.GetInverse();
Contract.Assume(coreWrapper.GeographicToGeocentric.HasInverse);
var geocentricToGeographic = coreWrapper.GeographicToGeocentric.GetInverse();
return new Inverse(geographicToGeocentric, geocentricToGeographic, coreWrapper);
}
private Inverse(GeographicGeocentricTransformation geographicGeocentric, GeocentricGeographicTransformation geocentricGeographic, GeocentricTransformationGeographicWrapper coreWrapper)
: base(geographicGeocentric, geocentricGeographic)
{
Contract.Requires(coreWrapper != null);
Contract.Requires(coreWrapper.GeocentricCore.HasInverse);
Contract.Requires(geographicGeocentric != null);
Contract.Requires(geocentricGeographic != null);
_coreWrapper = coreWrapper;
_inverseOperation = coreWrapper.GeocentricCore.GetInverse();
}
