EquiDistAgentSnapshotInfoBuilder.java

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/* *********************************************************************** *
 * project: org.matsim.*
 * PositionInfoBuilder
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 * copyright       : (C) 2010 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.mobsim.qsim.qnetsimengine;

import java.util.Collection;

import org.matsim.api.core.v01.Scenario;
import org.matsim.vis.snapshotwriters.SnapshotLinkWidthCalculator;
import org.matsim.vis.snapshotwriters.VisVehicle;

final class EquiDistAgentSnapshotInfoBuilder extends AbstractAgentSnapshotInfoBuilder {

    EquiDistAgentSnapshotInfoBuilder( Scenario sc, SnapshotLinkWidthCalculator linkWidthCalculator ){
        super(sc, linkWidthCalculator);
    }

    
    @Override
    double calculateVehicleSpacing(double linkLength, double overallStorageCapacity,
            Collection<? extends VisVehicle> vehs) {
        double sum = 0. ;
        for ( VisVehicle veh : vehs ) {
            sum += veh.getSizeInEquivalents() ;
        }
        return linkLength / sum ;
    }

    @Override
    double calculateOdometerDistanceFromFromNode(
            double time, double linkLength, double freespeed, double spacing, double prevVehicleDistance, double remainingTravelTime
    ) {
        return Double.isNaN(prevVehicleDistance) ? linkLength - (spacing / 2.0) : prevVehicleDistance - spacing;
    }
}