Exemple #1
0
        /// <summary>
        /// Create the individual ruminant animals using the Cohort parameterisations.
        /// </summary>
        /// <param name="number">The number of individuals to create</param>
        /// <param name="initialAttributes">The initial attributes found from parent and this cohort</param>
        /// <param name="ruminantType">The breed parameters if overwritten</param>
        /// <returns>List of ruminants</returns>
        public List <Ruminant> CreateIndividuals(int number, List <ISetAttribute> initialAttributes, RuminantType ruminantType = null)
        {
            List <Ruminant> individuals = new List <Ruminant>();

            if (number > 0)
            {
                RuminantType parent = ruminantType;
                if (parent is null)
                {
                    parent = FindAncestor <RuminantType>();
                }

                // get Ruminant Herd resource for unique ids
                RuminantHerd ruminantHerd = parent.Parent as RuminantHerd; // Resources.FindResourceGroup<RuminantHerd>();

                for (int i = 1; i <= number; i++)
                {
                    double weight = 0;
                    if (Weight > 0)
                    {
                        // avoid accidental small weight if SD provided but weight is 0
                        // if weight is 0 then the normalised weight will be applied in Ruminant constructor.
                        double u1            = RandomNumberGenerator.Generator.NextDouble();
                        double u2            = RandomNumberGenerator.Generator.NextDouble();
                        double randStdNormal = Math.Sqrt(-2.0 * Math.Log(u1)) *
                                               Math.Sin(2.0 * Math.PI * u2);
                        weight = Weight + WeightSD * randStdNormal;
                    }

                    Ruminant ruminant = Ruminant.Create(Sex, parent, Age, weight);

                    ruminant.ID       = ruminantHerd.NextUniqueID;
                    ruminant.Breed    = parent.Breed;
                    ruminant.HerdName = parent.Name;
                    ruminant.SaleFlag = HerdChangeReason.None;

                    if (Suckling)
                    {
                        if (Age >= ((parent.NaturalWeaningAge == 0)?parent.GestationLength: parent.NaturalWeaningAge))
                        {
                            string limitstring = (parent.NaturalWeaningAge == 0) ? $"gestation length [{parent.GestationLength}]" : $"natural weaning age [{parent.NaturalWeaningAge}]";
                            string warn        = $"Individuals older than {limitstring} cannot be assigned as suckling [r={parent.Name}][r={this.Parent.Name}][r={this.Name}]{Environment.NewLine}These individuals have not been assigned suckling.";
                            Warnings.CheckAndWrite(warn, Summary, this, MessageType.Warning);
                        }
                        else
                        {
                            ruminant.SetUnweaned();
                        }
                    }

                    if (Sire)
                    {
                        if (this.Sex == Sex.Male)
                        {
                            RuminantMale ruminantMale = ruminant as RuminantMale;
                            ruminantMale.Attributes.Add("Sire");
                        }
                        else
                        {
                            string warn = $"Breeding sire switch is not valid for individual females [r={parent.Name}][r={this.Parent.Name}][r={this.Name}]{Environment.NewLine}These individuals have not been assigned sires. Change Sex to Male to create sires in initial herd.";
                            Warnings.CheckAndWrite(warn, Summary, this, MessageType.Warning);
                        }
                    }

                    // if weight not provided use normalised weight
                    ruminant.PreviousWeight = ruminant.Weight;

                    if (this.Sex == Sex.Female)
                    {
                        RuminantFemale ruminantFemale = ruminant as RuminantFemale;
                        ruminantFemale.WeightAtConception = ruminant.Weight;
                        ruminantFemale.NumberOfBirths     = 0;

                        if (setPreviousConception != null)
                        {
                            setPreviousConception.SetConceptionDetails(ruminantFemale);
                        }
                    }

                    // initialise attributes
                    foreach (ISetAttribute item in initialAttributes)
                    {
                        ruminant.Attributes.Add(item.AttributeName, item.GetAttribute(true));
                    }

                    individuals.Add(ruminant);
                }

                // add any mandatory attributes to the list on the ruminant type
                foreach (var mattrib in initialAttributes.Where(a => a.Mandatory))
                {
                    parent.AddMandatoryAttribute(mattrib.AttributeName);
                }
            }

            return(individuals);
        }
        /// <summary>
        /// Create the individual ruminant animals using the Cohort parameterisations.
        /// </summary>
        /// <param name="number">The number of individuals to create</param>
        /// <param name="initialAttributes">The initial attributes found from parent and this cohort</param>
        /// <param name="ruminantType">The breed parameters if overwritten</param>
        /// <returns>List of ruminants</returns>
        public List <Ruminant> CreateIndividuals(int number, List <ISetAttribute> initialAttributes, RuminantType ruminantType = null)
        {
            List <Ruminant> individuals = new List <Ruminant>();

            if (number > 0)
            {
                RuminantType parent = ruminantType;
                if (parent is null)
                {
                    parent = FindAncestor <RuminantType>();
                }

                // get Ruminant Herd resource for unique ids
                RuminantHerd ruminantHerd = parent.Parent as RuminantHerd; // Resources.FindResourceGroup<RuminantHerd>();

                for (int i = 1; i <= number; i++)
                {
                    double weight = 0;
                    if (Weight > 0)
                    {
                        // avoid accidental small weight if SD provided but weight is 0
                        // if weight is 0 then the normalised weight will be applied in Ruminant constructor.
                        double u1            = RandomNumberGenerator.Generator.NextDouble();
                        double u2            = RandomNumberGenerator.Generator.NextDouble();
                        double randStdNormal = Math.Sqrt(-2.0 * Math.Log(u1)) *
                                               Math.Sin(2.0 * Math.PI * u2);
                        weight = Weight + WeightSD * randStdNormal;
                    }

                    Ruminant ruminant = Ruminant.Create(Sex, parent, Age, weight);

                    ruminant.ID       = ruminantHerd.NextUniqueID;
                    ruminant.Breed    = parent.Breed;
                    ruminant.HerdName = parent.Name;
                    ruminant.SaleFlag = HerdChangeReason.None;

                    if (Suckling)
                    {
                        ruminant.SetUnweaned();
                    }

                    if (Sire)
                    {
                        if (this.Sex == Sex.Male)
                        {
                            RuminantMale ruminantMale = ruminant as RuminantMale;
                            ruminantMale.Attributes.Add("Sire");
                        }
                        else
                        {
                            Summary.WriteWarning(this, "Breeding sire switch is not valid for individual females [r=" + parent.Name + "].[r=" + this.Parent.Name + "].[r=" + this.Name + "]");
                        }
                    }

                    // if weight not provided use normalised weight
                    ruminant.PreviousWeight = ruminant.Weight;

                    if (this.Sex == Sex.Female)
                    {
                        RuminantFemale ruminantFemale = ruminant as RuminantFemale;
                        ruminantFemale.WeightAtConception = ruminant.Weight;
                        ruminantFemale.NumberOfBirths     = 0;

                        if (setPreviousConception != null)
                        {
                            setPreviousConception.SetConceptionDetails(ruminantFemale);
                        }
                    }

                    // initialise attributes
                    foreach (ISetAttribute item in initialAttributes)
                    {
                        ruminant.Attributes.Add(item.AttributeName, item.GetAttribute(true));
                    }

                    individuals.Add(ruminant);
                }

                // add any mandatory attributes to the list on the ruminant type
                foreach (var mattrib in initialAttributes.Where(a => a.Mandatory))
                {
                    parent.AddMandatoryAttribute(mattrib.AttributeName);
                }
            }

            return(individuals);
        }