mirror of https://github.com/OpenMW/openmw.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
1005 B
C++
43 lines
1005 B
C++
#ifndef OPENMW_COMPONENTS_MISC_TIMER_H
|
|
#define OPENMW_COMPONENTS_MISC_TIMER_H
|
|
|
|
#include "rng.hpp"
|
|
|
|
namespace Misc
|
|
{
|
|
enum class TimerStatus
|
|
{
|
|
Waiting,
|
|
Elapsed,
|
|
};
|
|
|
|
class DeviatingPeriodicTimer
|
|
{
|
|
public:
|
|
explicit DeviatingPeriodicTimer(float period, float deviation, float timeLeft)
|
|
: mPeriod(period), mDeviation(deviation), mTimeLeft(timeLeft)
|
|
{}
|
|
|
|
TimerStatus update(float duration, Rng::Generator& prng)
|
|
{
|
|
if (mTimeLeft > 0)
|
|
{
|
|
mTimeLeft -= duration;
|
|
return TimerStatus::Waiting;
|
|
}
|
|
|
|
mTimeLeft = Rng::deviate(mPeriod, mDeviation, prng);
|
|
return TimerStatus::Elapsed;
|
|
}
|
|
|
|
void reset(float timeLeft) { mTimeLeft = timeLeft; }
|
|
|
|
private:
|
|
const float mPeriod;
|
|
const float mDeviation;
|
|
float mTimeLeft;
|
|
};
|
|
}
|
|
|
|
#endif
|