OpenMW/apps/openmw/mwmechanics/aitimer.hpp

#ifndef OPENMW_MECHANICS_AITIMER_H
#define OPENMW_MECHANICS_AITIMER_H

#include <components/misc/rng.hpp>
#include <components/misc/timer.hpp>

namespace MWMechanics
{
    constexpr float AI_REACTION_TIME = 0.25f;

    class AiReactionTimer
    {
    public:
        static constexpr float sDeviation = 0.1f;

        AiReactionTimer(Misc::Rng::Generator& prng)
            : mPrng{ prng }
            , mImpl{ AI_REACTION_TIME, sDeviation, Misc::Rng::deviate(0, sDeviation, prng) }
        {
        }

        Misc::TimerStatus update(float duration) { return mImpl.update(duration, mPrng); }

        void reset() { mImpl.reset(Misc::Rng::deviate(0, sDeviation, mPrng)); }

    private:
        Misc::Rng::Generator& mPrng;
        Misc::DeviatingPeriodicTimer mImpl;
    };
}

#endif