private void IncubationEndsSevere(Human agent, IRandomProvider random)
{
agent.SevereToHospital = random.Chance(Parameters.PropStoH);
var meanTimeToAdmission = agent.SevereToHospital ? Parameters.TimeStoH : Parameters.TimeStoC;
var progressionRate = 1d / meanTimeToAdmission;
agent.DaysIsolated = random.SampleDaysInState(progressionRate);
}
private void PersonMovedToIcu(Human agent, IRandomProvider random)
{
agent.DiesInIcu = random.Chance(Parameters.PropDieInIcu);
var meanTimeInIcu = agent.DiesInIcu ? Parameters.TimeCtoD : Parameters.TimeCtoR;
var rateOfExit = 1d / meanTimeInIcu;
agent.DaysInIntensiveCare = random.SampleDaysInState(rateOfExit);
}
public Task <IDelayedMessage[]> Pull(string channel, string key = null, int?max = null)
{
var discovered = pullFromMemCache(channel, key, max);
//// Check empty key store too, 10% of the time
if (_random.Chance(10) && !string.IsNullOrEmpty(key))
{
var nonSpecific = pullFromMemCache(channel, null, max);
discovered = discovered.Concat(nonSpecific).ToArray();
}
return(Task.FromResult(discovered));
}
public override bool InfectionOccurs(SirAgent carrierAgent, Encounter <SirAgent> encounter, IRandomProvider random)
{
var sirContext = (SirContext)encounter.Agent.HomeArea;
var p = sirContext.ProbabilityOfInfection;
if (p < 0d || p > 1d)
{
throw new InvalidOperationException("Probability must be in [0, 1]");
}
return(random.Chance(p));
}
public override bool InfectionOccurs(Human carrierAgent, Encounter <Human> encounter, IRandomProvider randomProvider)
{
var p = _infectiousness(carrierAgent);
return(randomProvider.Chance(p));
}
