ExternallyDrivenTimer.h

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/**********************************************************************************************************************
This file is part of the Control Toolbox (https://github.com/ethz-adrl/control-toolbox), copyright by ETH Zurich.
Licensed under the BSD-2 license (see LICENSE file in main directory)
**********************************************************************************************************************/

#pragma once

namespace ct {
namespace core {
namespace tpl {


template <typename SCALAR = double>
class ExternallyDrivenTimer
{
public:
    ExternallyDrivenTimer() { reset(); }

    inline void start(const SCALAR& time) { start_time = time; }

    inline void stop(const SCALAR& time) { stop_time = time; }

    SCALAR getElapsedTime() const { return stop_time - start_time; }

    void reset()
    {
        start_time = (SCALAR)0.0;
        stop_time = (SCALAR)0.0;
    }

private:
    SCALAR start_time; 
    SCALAR stop_time;  
};
}

typedef tpl::ExternallyDrivenTimer<double> ExternallyDrivenTimer;
}
}