/// <summary>
/// Remove individual/cohort from the herd
/// </summary>
/// <param name="ind">Individual Ruminant to remove</param>
public void RemoveRuminant(Ruminant ind)
{
// Remove mother ID from any suckling offspring
if (ind.Gender == Sex.Female)
{
foreach (var offspring in (ind as RuminantFemale).SucklingOffspring)
{
offspring.Mother = null;
}
}
Herd.Remove(ind);
LastIndividualChanged = ind;
ResourceTransaction details = new ResourceTransaction();
details.Debit = -1;
details.Activity = "Unknown";
details.Reason = "Unknown";
details.ResourceType = this.Name;
details.ExtraInformation = ind;
LastTransaction = details;
TransactionEventArgs te = new TransactionEventArgs()
{
Transaction = details
};
OnTransactionOccurred(te);
// HerdChanged(new EventArgs());
// remove change flag
ind.SaleFlag = Common.HerdChangeReason.None;
}
/// <summary>
/// Add individual/cohort to the the herd
/// </summary>
/// <param name="ind">Individual Ruminant to add</param>
public void AddRuminant(Ruminant ind)
{
if (ind.ID == 0)
{
ind.ID = this.NextUniqueID;
}
Herd.Add(ind);
LastIndividualChanged = ind;
ResourceTransaction details = new ResourceTransaction();
details.Credit = 1;
details.Activity = "Unknown";
details.Reason = "Unknown";
details.ResourceType = this.Name;
details.ExtraInformation = ind;
LastTransaction = details;
TransactionEventArgs te = new TransactionEventArgs()
{
Transaction = details
};
OnTransactionOccurred(te);
// HerdChanged(new EventArgs());
// remove change flag
ind.SaleFlag = Common.HerdChangeReason.None;
}
/// <summary>
/// Create the individual ruminant animals using the Cohort parameterisations.
/// </summary>
/// <returns></returns>
public List <Ruminant> CreateIndividuals()
{
List <Ruminant> Individuals = new List <Ruminant>();
IModel parentNode = Apsim.Parent(this, typeof(IModel));
RuminantType parent = parentNode as RuminantType;
// get Ruminant Herd resource for unique ids
RuminantHerd ruminantHerd = Resources.RuminantHerd();
parent = this.Parent as RuminantType;
if (StartingNumber > 0)
{
//TODO: get random generator from global store with seed
Random rand = new Random();
for (int i = 1; i <= StartingNumber; i++)
{
object ruminantBase = null;
if (this.Gender == Sex.Male)
{
ruminantBase = new RuminantMale();
}
else
{
ruminantBase = new RuminantFemale();
}
Ruminant ruminant = ruminantBase as Ruminant;
ruminant.ID = ruminantHerd.NextUniqueID;
ruminant.BreedParams = parent;
ruminant.Breed = parent.Breed;
ruminant.HerdName = parent.Name;
ruminant.Gender = Gender;
ruminant.Age = StartingAge;
ruminant.SaleFlag = Common.HerdChangeReason.None;
if (Suckling)
{
ruminant.SetUnweaned();
}
double u1 = rand.NextDouble();
double u2 = rand.NextDouble();
double randStdNormal = Math.Sqrt(-2.0 * Math.Log(u1)) *
Math.Sin(2.0 * Math.PI * u2);
ruminant.Weight = StartingWeight + StartingWeightSD * randStdNormal;
ruminant.PreviousWeight = ruminant.Weight;
if (this.Gender == Sex.Female)
{
RuminantFemale ruminantFemale = ruminantBase as RuminantFemale;
ruminantFemale.DryBreeder = true;
ruminantFemale.WeightAtConception = this.StartingWeight;
ruminantFemale.NumberOfBirths = 0;
}
Individuals.Add(ruminantBase as Ruminant);
}
}
return(Individuals);
}
