DefaultRaptorTransferCostCalculator.java

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/* *********************************************************************** *
 * project: org.matsim.*                                                   *
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 * copyright       : (C) 2023 by the members listed in the COPYING,        *
 *                   LICENSE and WARRANTY file.                            *
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 *   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  *
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package ch.sbb.matsim.routing.pt.raptor;

import java.util.function.Supplier;

public class DefaultRaptorTransferCostCalculator implements RaptorTransferCostCalculator {
    @Override
    public double calcTransferCost(SwissRailRaptorCore.PathElement currentPE, Supplier<Transfer> transfer, RaptorStaticConfig staticConfig, RaptorParameters raptorParams, int totalTravelTime, int transferCount, double existingTransferCosts, double currentTime) {
        double transferCostBase = raptorParams.getTransferPenaltyFixCostPerTransfer();
        double transferCostModeToMode = staticConfig.isUseModeToModeTransferPenalty()?staticConfig.getModeToModeTransferPenalty(transfer.get().getFromTransitRoute().getTransportMode(),transfer.get().getToTransitRoute().getTransportMode()):0.0;
        double transferCostPerHour = raptorParams.getTransferPenaltyPerTravelTimeHour();
        double transferCostMin = raptorParams.getTransferPenaltyMinimum();
        double transferCostMax = raptorParams.getTransferPenaltyMaximum();

        return (calcSingleTransferCost(transferCostBase+transferCostModeToMode, transferCostPerHour, transferCostMin, transferCostMax, totalTravelTime) * transferCount) - existingTransferCosts;
    }

    private double calcSingleTransferCost(double costBase, double costPerHour, double costMin, double costMax, double travelTime) {
        double cost = costBase + costPerHour / 3600 * travelTime;
        double max = Math.max(costMin, costMax);
        double min = Math.min(costMin, costMax);
        if (cost > max) {
            cost = max;
        }
        if (cost < min) {
            cost = min;
        }
        return cost;
    }

}