FirstOrderLagModel.h

Go to the documentation of this file.

/****************************************************************************/
// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
// Copyright (C) 2001-2024 German Aerospace Center (DLR) and others.
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0/
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License 2.0 are satisfied: GNU General Public License, version 2
// or later which is available at
// https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
/****************************************************************************/
// An engine model using a first order lag
/****************************************************************************/
 
#pragma once
#include <config.h>
 
#include "GenericEngineModel.h"
 
class FirstOrderLagModel : public GenericEngineModel {
 
protected:
 
    //engine lag time constant in seconds
    double tau_s;
    //simulation sampling time
    double dt_s;
    //helper variables
    double alpha, oneMinusAlpha;
 
    void computeParameters();
 
public:
    FirstOrderLagModel();
    virtual ~FirstOrderLagModel();
 
    virtual double getRealAcceleration(double speed_mps, double accel_mps2, double reqAccel_mps2, SUMOTime timeStep = 0);
 
    virtual void loadParameters(const Parameterised::Map& parameters);
 
    virtual void setParameter(const std::string parameter, const std::string& value);
    virtual void setParameter(const std::string parameter, double value);
    virtual void setParameter(const std::string parameter, int value);
 
};