Examples with GeodeticDatum org.opengis.referencing.datum.GeodeticDatum used on opensource projects

Example 6 with GeodeticDatum

use of org.opengis.referencing.datum.GeodeticDatum in project sis by apache.

the class CRSBuilder method verify.

/**
 * Verifies if the user-defined CRS created from GeoTIFF values
 * matches the given CRS created from the EPSG geodetic dataset.
 * This method does not verify the EPSG code of the given CRS.
 *
 * @param  crs  the CRS created from the EPSG geodetic dataset.
 */
private void verify(final GeocentricCRS crs) throws FactoryException {
    /*
         * Note: current createUnit(…) implementation does not allow us to distinguish whether METRE ou DEGREE units
         * were specified in the GeoTIFF file or if we got the default values. We do not compare units of that reason.
         */
    final Unit<Length> linearUnit = createUnit(GeoKeys.GeogLinearUnits, GeoKeys.GeogLinearUnitSize, Length.class, Units.METRE);
    final Unit<Angle> angularUnit = createUnit(GeoKeys.AngularUnits, GeoKeys.AngularUnitSize, Angle.class, Units.DEGREE);
    final GeodeticDatum datum = crs.getDatum();
    verifyIdentifier(crs, datum, GeoKeys.GeodeticDatum);
    verify(datum, angularUnit, linearUnit);
}

Example 7 with GeodeticDatum

use of org.opengis.referencing.datum.GeodeticDatum in project sis by apache.

the class CRSBuilder method verify.

/**
 * Verifies if the user-defined CRS created from GeoTIFF values
 * matches the given CRS created from the EPSG geodetic dataset.
 * This method does not verify the EPSG code of the given CRS.
 *
 * @param  crs          the CRS created from the EPSG geodetic dataset.
 * @param  angularUnit  the angular unit of the latitude and longitude values.
 */
private void verify(final GeographicCRS crs, final Unit<Angle> angularUnit) throws FactoryException {
    /*
         * Note: current createUnit(…) implementation does not allow us to distinguish whether METRE ou DEGREE units
         * were specified in the GeoTIFF file or if we got the default values. We do not compare units of that reason.
         */
    final Unit<Length> linearUnit = createUnit(GeoKeys.GeogLinearUnits, GeoKeys.GeogLinearUnitSize, Length.class, Units.METRE);
    final GeodeticDatum datum = crs.getDatum();
    verifyIdentifier(crs, datum, GeoKeys.GeodeticDatum);
    verify(datum, angularUnit, linearUnit);
}