public static int SubjectiveDuration(Dream dream)
{
if (dream == null)
{
return(0);
}
return(dream.Depth == 0
? SubjectiveDuration(dream.InnerDream)
: dream.Ticks + SubjectiveDuration(dream.InnerDream));
}
public static IEnumerable <string> DreamLevelDescriptions(Dream dream)
{
if (dream == null)
{
yield break;
}
if (dream.ZeroSleep || dream.Depth > 0)
{
yield return(dream.InnerDream != null
? dream.Description + ", "
: dream.Description + "\n\n");
}
foreach (var description in DreamLevelDescriptions(dream.InnerDream))
{
yield return(description);
}
}
public static Dream Sleep(Queue <char> stream, Dream dream, int wrapFactor)
{
if (stream.Count == 0)
{
return(dream);
}
switch (stream.Dequeue())
{
case 'D':
if (dream.InnerDream == null)
{
dream.InnerDream = new Dream
{
Depth = dream.Depth + 1,
OuterDream = dream
};
}
Sleep(stream, dream.InnerDream, wrapFactor);
break;
case 'W':
dream.OuterDream.InnerDreamTicks = Math.Ceiling((double)(dream.Ticks + dream.InnerDreamTicks) / wrapFactor);
Sleep(stream, dream.OuterDream, wrapFactor);
break;
case 'T':
dream.Ticks++;
Sleep(stream, dream, wrapFactor);
break;
default:
break;
}
return(dream);
}