CH1903LV03PlustoCH1903LV03.java

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/*
 * *********************************************************************** *
 * project: org.matsim.*                                                   *
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 * copyright       : (C) 2015 by the members listed in the COPYING,        *
 *                   LICENSE and WARRANTY file.                            *
 * email           : info at matsim dot org                                *
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *   See also COPYING, LICENSE and WARRANTY file                           *
 *                                                                         *
 * *********************************************************************** *
 */

package org.matsim.core.utils.geometry.transformations;

import org.matsim.api.core.v01.Coord;
import org.matsim.core.utils.geometry.CoordinateTransformation;

public class CH1903LV03PlustoCH1903LV03 implements CoordinateTransformation {

    @Override
    public Coord transform(Coord coord) {
        
        /* Important Note: in the Swiss Grid, y describes easting and x describes 
         * northing, contrary to the usual naming conventions!       */ 
        double yNorm = (coord.getX() - 2000000.0);
        double xNorm = (coord.getY() - 1000000.0);

        if (coord.hasZ()) {
            double elevation = coord.getZ();
            return new Coord((double) Math.round(yNorm), (double) Math.round(xNorm), elevation);
        }
        return new Coord((double) Math.round(yNorm), (double) Math.round(xNorm));
    }

}