Examples with CartesianCS org.opengis.referencing.cs.CartesianCS used on opensource projects

Example 6 with CartesianCS

use of org.opengis.referencing.cs.CartesianCS in project sis by apache.

the class CommonAuthorityFactory method displayCRS.

/**
 * Returns the "Computer display" reference system (CRS:1). This is rarely used.
 */
private synchronized CoordinateReferenceSystem displayCRS() throws FactoryException {
    if (displayCRS == null) {
        final CSFactory csFactory = DefaultFactories.forBuildin(CSFactory.class);
        final CartesianCS cs = csFactory.createCartesianCS(Collections.singletonMap(CartesianCS.NAME_KEY, "Computer display"), csFactory.createCoordinateSystemAxis(Collections.singletonMap(CartesianCS.NAME_KEY, "i"), "i", AxisDirection.EAST, Units.PIXEL), csFactory.createCoordinateSystemAxis(Collections.singletonMap(CartesianCS.NAME_KEY, "j"), "j", AxisDirection.SOUTH, Units.PIXEL));
        final Map<String, Object> properties = new HashMap<>(4);
        properties.put(EngineeringDatum.NAME_KEY, cs.getName());
        properties.put(EngineeringDatum.ANCHOR_POINT_KEY, "Origin is in upper left.");
        displayCRS = DefaultFactories.forBuildin(CRSFactory.class).createEngineeringCRS(properties, DefaultFactories.forBuildin(DatumFactory.class).createEngineeringDatum(properties), cs);
    }
    return displayCRS;
}

Example 7 with CartesianCS

use of org.opengis.referencing.cs.CartesianCS in project sis by apache.

the class CommonAuthorityFactory method createAuto.

/**
 * Creates a projected CRS from parameters in the {@code AUTO(2)} namespace.
 *
 * @param  code        the user-specified code, used only for error reporting.
 * @param  projection  the projection code (e.g. 42001).
 * @param  isLegacy    {@code true} if the code was found in {@code "AUTO"} or {@code "AUTO1"} namespace.
 * @param  factor      the multiplication factor for the unit of measurement.
 * @param  longitude   a longitude in the desired projection zone.
 * @param  latitude    a latitude in the desired projection zone.
 * @return the projected CRS for the given projection and parameters.
 */
@SuppressWarnings("null")
private ProjectedCRS createAuto(final String code, final int projection, final boolean isLegacy, final double factor, final double longitude, final double latitude) throws FactoryException {
    Boolean isUTM = null;
    String method = null;
    String param = null;
    switch(projection) {
        /*
             * 42001: Universal Transverse Mercator   —   central meridian must be in the center of a UTM zone.
             * 42002: Transverse Mercator             —   like 42001 except that central meridian can be anywhere.
             * 42003: WGS 84 / Auto Orthographic      —   defined by "Central_Meridian" and "Latitude_of_Origin".
             * 42004: WGS 84 / Auto Equirectangular   —   defined by "Central_Meridian" and "Standard_Parallel_1".
             * 42005: WGS 84 / Auto Mollweide         —   defined by "Central_Meridian" only.
             */
        case 42001:
            isUTM = true;
            break;
        case 42002:
            isUTM = (latitude == 0) && (Zoner.UTM.centralMeridian(Zoner.UTM.zone(0, longitude)) == longitude);
            break;
        case 42003:
            method = "Orthographic";
            param = Constants.LATITUDE_OF_ORIGIN;
            break;
        case 42004:
            method = "Equirectangular";
            param = Constants.STANDARD_PARALLEL_1;
            break;
        case 42005:
            method = "Mollweide";
            break;
        default:
            throw noSuchAuthorityCode(String.valueOf(projection), code, null);
    }
    /*
         * For the (Universal) Transverse Mercator case (AUTO:42001 and 42002), we delegate to the CommonCRS
         * enumeration if possible because CommonCRS will itself delegate to the EPSG factory if possible.
         * The Math.signum(latitude) instruction is for preventing "AUTO:42001" to handle the UTM special cases
         * (Norway and Svalbard) or to switch on the Universal Polar Stereographic projection for high latitudes,
         * because the WMS specification does not said that we should.
         */
    final CommonCRS datum = CommonCRS.WGS84;
    // To be set, directly or indirectly, to WGS84.geographic().
    final GeographicCRS baseCRS;
    // Temporary UTM projection, for extracting other properties.
    final ProjectedCRS crs;
    // Coordinate system with (E,N) axes in metres.
    CartesianCS cs;
    try {
        if (isUTM != null && isUTM) {
            crs = datum.universal(Math.signum(latitude), longitude);
            if (factor == (isLegacy ? Constants.EPSG_METRE : 1)) {
                return crs;
            }
            baseCRS = crs.getBaseCRS();
            cs = crs.getCoordinateSystem();
        } else {
            cs = projectedCS;
            if (cs == null) {
                crs = datum.universal(Math.signum(latitude), longitude);
                projectedCS = cs = crs.getCoordinateSystem();
                baseCRS = crs.getBaseCRS();
            } else {
                crs = null;
                baseCRS = datum.geographic();
            }
        }
        /*
             * At this point we got a coordinate system with axes in metres.
             * If the user asked for another unit of measurement, change the axes now.
             */
        Unit<Length> unit;
        if (isLegacy) {
            unit = createUnitFromEPSG(factor).asType(Length.class);
        } else {
            unit = Units.METRE;
            if (factor != 1)
                unit = unit.multiply(factor);
        }
        if (!Units.METRE.equals(unit)) {
            cs = (CartesianCS) CoordinateSystems.replaceLinearUnit(cs, unit);
        }
        /*
             * Set the projection name, operation method and parameters. The parameters for the Transverse Mercator
             * projection are a little bit more tedious to set, so we use a convenience method for that.
             */
        final GeodeticObjectBuilder builder = new GeodeticObjectBuilder();
        if (isUTM != null) {
            if (isUTM && crs != null) {
                builder.addName(crs.getName());
            }
            // else default to the conversion name, which is "Transverse Mercator".
            builder.setTransverseMercator(isUTM ? Zoner.UTM : Zoner.ANY, latitude, longitude);
        } else {
            builder.setConversionMethod(method).addName(PROJECTION_NAMES[projection - FIRST_PROJECTION_CODE]).setParameter(Constants.CENTRAL_MERIDIAN, longitude, Units.DEGREE);
            if (param != null) {
                builder.setParameter(param, latitude, Units.DEGREE);
            }
        }
        return builder.createProjectedCRS(baseCRS, cs);
    } catch (IllegalArgumentException e) {
        throw noSuchAuthorityCode(String.valueOf(projection), code, e);
    }
}

Example 8 with CartesianCS

use of org.opengis.referencing.cs.CartesianCS in project sis by apache.

the class MathTransformContext method getMatrix.

/**
 * Returns the normalization or denormalization matrix.
 */
@Override
@SuppressWarnings("fallthrough")
public Matrix getMatrix(final MatrixRole role) throws FactoryException {
    final CoordinateSystem cs;
    boolean inverse = false;
    double rotation;
    switch(role) {
        default:
            throw new IllegalArgumentException(Errors.format(Errors.Keys.IllegalArgumentValue_2, "role", role));
        // Fall through
        case INVERSE_NORMALIZATION:
            inverse = true;
        case NORMALIZATION:
            rotation = sourceMeridian;
            cs = getSourceCS();
            break;
        // Fall through
        case INVERSE_DENORMALIZATION:
            inverse = true;
        case DENORMALIZATION:
            inverse = !inverse;
            rotation = targetMeridian;
            cs = getTargetCS();
            break;
    }
    Matrix matrix = super.getMatrix(role);
    if (rotation != 0) {
        if (inverse)
            rotation = -rotation;
        MatrixSIS cm = MatrixSIS.castOrCopy(matrix);
        if (cs instanceof CartesianCS) {
            rotation = Math.toRadians(rotation);
            final Matrix4 rot = new Matrix4();
            rot.m00 = rot.m11 = Math.cos(rotation);
            rot.m01 = -(rot.m10 = Math.sin(rotation));
            if (inverse) {
                // Apply the rotation after denormalization.
                matrix = Matrices.multiply(rot, cm);
            } else {
                // Apply the rotation before normalization.
                matrix = cm.multiply(rot);
            }
        } else if (cs == null || cs instanceof EllipsoidalCS || cs instanceof SphericalCS) {
            final Double value = rotation;
            if (inverse) {
                // Longitude is the first axis in normalized CS.
                cm.convertBefore(0, null, value);
            } else {
                cm.convertAfter(0, null, value);
            }
            matrix = cm;
        } else {
            throw new FactoryException(Errors.format(Errors.Keys.UnsupportedCoordinateSystem_1, cs.getName()));
        }
    }
    return matrix;
}

Example 9 with CartesianCS

use of org.opengis.referencing.cs.CartesianCS in project sis by apache.

the class SubTypes method castOrCopy.

/**
 * Returns a SIS implementation for the given coordinate reference system.
 *
 * @see AbstractCRS#castOrCopy(CoordinateReferenceSystem)
 */
static AbstractCRS castOrCopy(final CoordinateReferenceSystem object) {
    if (object instanceof DerivedCRS) {
        return DefaultDerivedCRS.castOrCopy((DerivedCRS) object);
    }
    if (object instanceof ProjectedCRS) {
        return DefaultProjectedCRS.castOrCopy((ProjectedCRS) object);
    }
    if (object instanceof GeodeticCRS) {
        if (object instanceof GeographicCRS) {
            return DefaultGeographicCRS.castOrCopy((GeographicCRS) object);
        }
        if (object instanceof GeocentricCRS) {
            return DefaultGeocentricCRS.castOrCopy((GeocentricCRS) object);
        }
        /*
             * The GeographicCRS and GeocentricCRS types are not part of ISO 19111.
             * ISO uses a single type, GeodeticCRS, for both of them and infer the
             * geographic or geocentric type from the coordinate system. We do this
             * check here for instantiating the most appropriate SIS type, but only
             * if we need to create a new object anyway (see below for rational).
             */
        if (object instanceof DefaultGeodeticCRS) {
            /*
                 * Result of XML unmarshalling — keep as-is. We avoid creating a new object because it
                 * would break object identities specified in GML document by the xlink:href attribute.
                 * However we may revisit this policy in the future. See SC_CRS.setElement(AbstractCRS).
                 */
            return (DefaultGeodeticCRS) object;
        }
        final Map<String, ?> properties = IdentifiedObjects.getProperties(object);
        final GeodeticDatum datum = ((GeodeticCRS) object).getDatum();
        final CoordinateSystem cs = object.getCoordinateSystem();
        if (cs instanceof EllipsoidalCS) {
            return new DefaultGeographicCRS(properties, datum, (EllipsoidalCS) cs);
        }
        if (cs instanceof SphericalCS) {
            return new DefaultGeocentricCRS(properties, datum, (SphericalCS) cs);
        }
        if (cs instanceof CartesianCS) {
            return new DefaultGeocentricCRS(properties, datum, (CartesianCS) cs);
        }
    }
    if (object instanceof VerticalCRS) {
        return DefaultVerticalCRS.castOrCopy((VerticalCRS) object);
    }
    if (object instanceof TemporalCRS) {
        return DefaultTemporalCRS.castOrCopy((TemporalCRS) object);
    }
    if (object instanceof EngineeringCRS) {
        return DefaultEngineeringCRS.castOrCopy((EngineeringCRS) object);
    }
    if (object instanceof ImageCRS) {
        return DefaultImageCRS.castOrCopy((ImageCRS) object);
    }
    if (object instanceof CompoundCRS) {
        return DefaultCompoundCRS.castOrCopy((CompoundCRS) object);
    }
    /*
         * Intentionally check for AbstractCRS after the interfaces because user may have defined his own
         * subclass implementing the interface. If we were checking for AbstractCRS before the interfaces,
         * the returned instance could have been a user subclass without the JAXB annotations required
         * for XML marshalling.
         */
    if (object == null || object instanceof AbstractCRS) {
        return (AbstractCRS) object;
    }
    return new AbstractCRS(object);
}

Example 10 with CartesianCS

use of org.opengis.referencing.cs.CartesianCS in project sis by apache.

the class EllipsoidalHeightCombiner method createCompoundCRS.

/**
 * Creates a compound CRS, but we special processing for (two-dimensional Geographic + ellipsoidal heights) tupples.
 * If any such tupple is found, a three-dimensional geographic CRS is created instead than the compound CRS.
 *
 * @param  properties  name and other properties to give to the new object.
 * @param  components  ordered array of {@code CoordinateReferenceSystem} objects.
 * @return the coordinate reference system for the given properties.
 * @throws FactoryException if the object creation failed.
 */
public final CoordinateReferenceSystem createCompoundCRS(final Map<String, ?> properties, CoordinateReferenceSystem... components) throws FactoryException {
    for (int i = 0; i < components.length; i++) {
        final CoordinateReferenceSystem vertical = components[i];
        if (vertical instanceof VerticalCRS) {
            final VerticalDatum datum = ((VerticalCRS) vertical).getDatum();
            if (datum != null && datum.getVerticalDatumType() == VerticalDatumTypes.ELLIPSOIDAL) {
                int axisPosition = 0;
                CoordinateSystem cs = null;
                CoordinateReferenceSystem crs = null;
                if (i == 0 || (cs = getCsIfHorizontal2D(crs = components[i - 1])) == null) {
                    /*
                         * GeographicCRS are normally before VerticalCRS. But Apache SIS is tolerant to the
                         * opposite order (note however that such ordering is illegal according ISO 19162).
                         */
                    if (i + 1 >= components.length || (cs = getCsIfHorizontal2D(crs = components[i + 1])) == null) {
                        continue;
                    }
                    axisPosition = 1;
                }
                /*
                     * At this point we have the horizontal and vertical components. The horizontal component
                     * begins at 'axisPosition', which is almost always zero. Create the three-dimensional CRS.
                     * If the result is the CRS to be returned directly by this method (components.length == 2),
                     * use the properties given in argument. Otherwise we need to use other properties; current
                     * implementation recycles the properties of the existing two-dimensional CRS.
                     */
                final CoordinateSystemAxis[] axes = new CoordinateSystemAxis[3];
                axes[axisPosition++] = cs.getAxis(0);
                axes[axisPosition++] = cs.getAxis(1);
                axes[axisPosition %= 3] = vertical.getCoordinateSystem().getAxis(0);
                final ReferencingServices referencing = ReferencingServices.getInstance();
                final Map<String, ?> csProps = referencing.getProperties(cs, false);
                final Map<String, ?> crsProps = (components.length == 2) ? properties : referencing.getProperties(crs, false);
                if (crs instanceof GeodeticCRS) {
                    initialize(CS | CRS);
                    cs = csFactory.createEllipsoidalCS(csProps, axes[0], axes[1], axes[2]);
                    crs = crsFactory.createGeographicCRS(crsProps, ((GeodeticCRS) crs).getDatum(), (EllipsoidalCS) cs);
                } else {
                    initialize(CS | CRS | OPERATION);
                    final ProjectedCRS proj = (ProjectedCRS) crs;
                    GeographicCRS base = proj.getBaseCRS();
                    if (base.getCoordinateSystem().getDimension() == 2) {
                        base = (GeographicCRS) createCompoundCRS(referencing.getProperties(base, false), base, vertical);
                    }
                    /*
                         * In Apache SIS implementation, the Conversion contains the source and target CRS together with
                         * a MathTransform2D. We need to recreate the same conversion, but without CRS and MathTransform
                         * for letting SIS create or associate new ones, which will be three-dimensional now.
                         */
                    Conversion fromBase = proj.getConversionFromBase();
                    fromBase = opFactory.createDefiningConversion(referencing.getProperties(fromBase, true), fromBase.getMethod(), fromBase.getParameterValues());
                    cs = csFactory.createCartesianCS(csProps, axes[0], axes[1], axes[2]);
                    crs = crsFactory.createProjectedCRS(crsProps, base, fromBase, (CartesianCS) cs);
                }
                /*
                     * Remove the VerticalCRS and store the three-dimensional GeographicCRS in place of the previous
                     * two-dimensional GeographicCRS. Then let the loop continues in case there is other CRS to merge
                     * (should never happen, but we are paranoiac).
                     */
                components = ArraysExt.remove(components, i, 1);
                // GeographicCRS before VerticalCRS (usual case).
                if (axisPosition != 0)
                    i--;
                components[i] = crs;
            }
        }
    }
    switch(components.length) {
        case 0:
            return null;
        case 1:
            return components[0];
        default:
            initialize(CRS);
            return crsFactory.createCompoundCRS(properties, components);
    }
}