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GraphHopper is a fast and memory efficient Java road routing engine working seamlessly with OpenStreetMap data.

There is a newer version: 10.0

/*
 *  Licensed to GraphHopper GmbH under one or more contributor
 *  license agreements. See the NOTICE file distributed with this work for
 *  additional information regarding copyright ownership.
 *
 *  GraphHopper GmbH licenses this file to you under the Apache License,
 *  Version 2.0 (the "License"); you may not use this file except in
 *  compliance with the License. You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.graphhopper.routing.ch;

/**
 * The flags are stored differently for shortcuts: just one weight and the two direction bits which is handled by this
 * class for now as static methods.
 *
 * @author Peter Karich
 */
public class PrepareEncoder {
    // shortcut goes in one or both directions is also possible if weight is identical    
    private static final int scFwdDir = 0x1;
    private static final int scBwdDir = 0x2;
    private static final int scDirMask = 0x3;

    /**
     * A bitmask for two directions
     */
    public static int getScDirMask() {
        return scDirMask;
    }

    /**
     * The bit for forward direction
     */
    public static int getScFwdDir() {
        return scFwdDir;
    }

    /**
     * The bit for backward direction
     */
    public static int getScBwdDir() {
        return scBwdDir;
    }
}