using System;

using System.Diagnostics;

​

public class GameTime

{

    public int Day { get; set; }

    public int Month { get; set; }

    public int Year { get; set; }

}

​

public class Clock 

{

    public int Ticks { get; private set; }

    public GameTime Time { get; private set; }

    public Clock()

    {

        Ticks = 0;

        Time = new GameTime(/* params to initialize at first day of game */);

    }

    public void IncrementTick(long frameTime) 

    { 

        Ticks++;

        // Use frameTime to calculate the new GameTime

    }

}

​

public interface ITickContext 

{

    GameTime CurrentTime { get; }

    // Other information required in ticks

}

​

public class TickContext : ITickContext

{

    private Clock _clock;

    private long _previousFrameTime;

    public GameTime CurrentTime => _clock.Time;

    public TickContext(Clock clock)

    {

        _clock = clock;

    }

    public void ProgressToNextTick(long frameTime)

    {

        _previousFrameTime = frameTime;

        _clock.IncrementTick(frameTime);

    }

}

​

// Ieder object dat iedere frame moet ticken (bijvoorbeeld UnitManager, Economy, Weather) implementeert deze

public interface ITickable 

{

    void Tick(ITickContext ctx);

}

​

public class WeatherSystem : ITickable 

{

    public void Tick(ITickContext context)

    {

        // ...

    }

}

​

public static class Program

{

    public static void Main()

    {

        var gameRunning = true;

        var clock = new Clock();

        var tickables = new ITickable[] { new WeatherSystem() };

        var stopwatch = new Stopwatch();

        var context = new TickContext(clock);

        while (gameRunning)

        {

            stopwatch.Start(); // You'll need a performance counter, not the stopwatch since it has a resolution of about 15ms

            foreach (var tickable in tickables)

            {

                tickable.Tick(context);

            }       

            stopwatch.Stop();

            var duration = stopwatch.ElapsedMilliseconds;

            context.ProgressToNextTick(duration);

        }

    }

}