示例#1
0
        // Management events .......................................................
        /// <summary>
        /// Add animal cohorts
        /// </summary>
        /// <param name="CohortsInfo"></param>
        /// <param name="iDOY"></param>
        /// <param name="fLatitude"></param>
        /// <param name="newGroups"></param>
        public void AddCohorts(TCohortsInfo CohortsInfo, int iDOY, double fLatitude, List<int> newGroups)
        {
            TAnimalParamSet mainGenotype;
            TAgeInfo[] AgeInfo;

            TAnimalInits AnimalInits;
            int iNoCohorts;
            double fSurvival;
            int iDaysSinceShearing;
            double fMeanNormalWt;
            double fMeanFleeceWt;
            double fBaseWtScalar;
            double fFleeceWtScalar;
            int iTotalAnimals;
            int iMateDOY;
            double fLowCondition;
            double fLowFoetuses;
            double fHighCondition;
            double fHighFoetuses;
            double fCondition;
            double fTrialFoetuses;
            double[] fPregRate = new double[4];     //TConceptionArray;
            int[] iShiftNumber = new int[4];
            bool bLactationDone;
            double fLowChill;
            double fLowOffspring;
            double fHighChill;
            double fHighOffspring;
            double fChillIndex;
            double fTrialOffspring;
            double[] fLactRate = new double[4];
            int iCohort;
            int iPreg;
            int iLact;
            int groupIndex;

            if (CohortsInfo.iNumber > 0)
            {
                mainGenotype = getGenotype(CohortsInfo.sGenotype);

                AgeInfo = new TAgeInfo[CohortsInfo.iMaxYears + 1];
                for (int i = 0; i < CohortsInfo.iMaxYears + 1; i++)
                    AgeInfo[i] = new TAgeInfo();
                iNoCohorts = CohortsInfo.iMaxYears - CohortsInfo.iMinYears + 1;
                fSurvival = 1.0 - mainGenotype.AnnualDeaths(false);

                if (mainGenotype.Animal == GrazType.AnimalType.Cattle)
                    iDaysSinceShearing = 0;
                else if (bIsGiven(CohortsInfo.fMeanGFW) && (CohortsInfo.iFleeceDays == 0))
                    iDaysSinceShearing = Convert.ToInt32(Math.Truncate(365.25 * CohortsInfo.fMeanGFW / mainGenotype.PotentialGFW));
                else
                    iDaysSinceShearing = CohortsInfo.iFleeceDays;

                for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                {
                    //Proportion of all stock in this age cohort
                    if (fSurvival >= 1.0)
                        AgeInfo[iCohort].fPropn = 1.0 / iNoCohorts;
                    else
                        AgeInfo[iCohort].fPropn = (1.0 - fSurvival) * Math.Pow(fSurvival, iCohort - CohortsInfo.iMinYears)
                                                        / (1.0 - Math.Pow(fSurvival, iNoCohorts));
                    AgeInfo[iCohort].iAgeDays = Convert.ToInt32(Math.Truncate(365.25 * iCohort) + CohortsInfo.iAgeOffsetDays);

                    // Normal weight for age
                    AgeInfo[iCohort].fNormalBaseWt = GrowthCurve(AgeInfo[iCohort].iAgeDays, CohortsInfo.ReproClass, mainGenotype);

                    // Estimate a default fleece weight based on time since shearing
                    AgeInfo[iCohort].fFleeceWt = TAnimalParamSet.fDefaultFleece(mainGenotype,
                                                                  AgeInfo[iCohort].iAgeDays,
                                                                  CohortsInfo.ReproClass,
                                                                  iDaysSinceShearing);
                }

                // Re-scale the fleece-free and fleece weights
                fMeanNormalWt = 0.0;
                fMeanFleeceWt = 0.0;
                for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                {
                    fMeanNormalWt = fMeanNormalWt + AgeInfo[iCohort].fPropn * AgeInfo[iCohort].fNormalBaseWt;
                    fMeanFleeceWt = fMeanFleeceWt + AgeInfo[iCohort].fPropn * AgeInfo[iCohort].fFleeceWt;
                }

                if ((CohortsInfo.fMeanGFW > 0.0) && (fMeanFleeceWt > 0.0))
                    fFleeceWtScalar = CohortsInfo.fMeanGFW / fMeanFleeceWt;
                else
                    fFleeceWtScalar = 1.0;

                if (!bIsGiven(CohortsInfo.fMeanGFW))
                    CohortsInfo.fMeanGFW = fMeanFleeceWt;
                if (bIsGiven(CohortsInfo.fMeanLiveWt))
                    fBaseWtScalar = (CohortsInfo.fMeanLiveWt - CohortsInfo.fMeanGFW) / fMeanNormalWt;
                else if (bIsGiven(CohortsInfo.fCondScore))
                    fBaseWtScalar = TAnimalParamSet.CondScore2Condition(CohortsInfo.fCondScore);
                else
                    fBaseWtScalar = 1.0;

                for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                {
                    AgeInfo[iCohort].fBaseWeight = AgeInfo[iCohort].fNormalBaseWt * fBaseWtScalar;
                    AgeInfo[iCohort].fFleeceWt = AgeInfo[iCohort].fFleeceWt * fFleeceWtScalar;
                }

                // Numbers in each age cohort
                iTotalAnimals = 0;
                for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                {
                    AgeInfo[iCohort].iNumbers[0, 0] = Convert.ToInt32(Math.Truncate(AgeInfo[iCohort].fPropn * CohortsInfo.iNumber));
                    iTotalAnimals += AgeInfo[iCohort].iNumbers[0, 0];
                }
                for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                    if (iTotalAnimals < CohortsInfo.iNumber)
                    {
                        AgeInfo[iCohort].iNumbers[0, 0]++;
                        iTotalAnimals++;
                    }

                // Pregnancy and lactation
                if ((CohortsInfo.ReproClass == GrazType.ReproType.Empty) || (CohortsInfo.ReproClass == GrazType.ReproType.EarlyPreg) || (CohortsInfo.ReproClass == GrazType.ReproType.LatePreg))
                {
                    // Numbers with each number of foetuses
                    if ((CohortsInfo.iDaysPreg > 0) && (CohortsInfo.fFoetuses > 0.0))
                    {
                        iMateDOY = 1 + (iDOY - CohortsInfo.iDaysPreg + 364) % 365;
                        for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                        {
                            AgeInfo[iCohort].iAgeAtMating = AgeInfo[iCohort].iAgeDays - CohortsInfo.iDaysPreg;
                            AgeInfo[iCohort].fSizeAtMating = GrowthCurve(AgeInfo[iCohort].iAgeAtMating,
                                                                           CohortsInfo.ReproClass,
                                                                           mainGenotype) / mainGenotype.fSexStdRefWt(CohortsInfo.ReproClass);
                        }

                        // binary search for the body condition at mating that yields the desired pregnancy rate
                        fLowCondition = 0.60;
                        fLowFoetuses = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, fLowCondition, 0);
                        fHighCondition = 1.40;
                        fHighFoetuses = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, fHighCondition, 0);

                        if (fLowFoetuses > CohortsInfo.fFoetuses)
                            fCondition = fLowCondition;
                        else if (fHighFoetuses < CohortsInfo.fFoetuses)
                            fCondition = fHighCondition;
                        else
                        {
                            do
                            {
                                fCondition = 0.5 * (fLowCondition + fHighCondition);
                                fTrialFoetuses = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, fCondition, 0);

                                if (fTrialFoetuses < CohortsInfo.fFoetuses)
                                    fLowCondition = fCondition;
                                else
                                    fHighCondition = fCondition;
                            }
                            while (Math.Abs(fTrialFoetuses - CohortsInfo.fFoetuses) >= 1.0E-5); //until (Abs(fTrialFoetuses-CohortsInfo.fFoetuses) < 1.0E-5);
                        }

                        // Compute final pregnancy rates and numbers
                        for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                        {
                            fPregRate = getOffspringRates(mainGenotype, fLatitude, iMateDOY,
                                                            AgeInfo[iCohort].iAgeAtMating,
                                                            AgeInfo[iCohort].fSizeAtMating,
                                                            fCondition);
                            for (iPreg = 1; iPreg <= 3; iPreg++)
                                iShiftNumber[iPreg] = Convert.ToInt32(Math.Round(fPregRate[iPreg] * AgeInfo[iCohort].iNumbers[0, 0]));
                            for (iPreg = 1; iPreg <= 3; iPreg++)
                            {
                                AgeInfo[iCohort].iNumbers[iPreg, 0] += iShiftNumber[iPreg];
                                AgeInfo[iCohort].iNumbers[0, 0] -= iShiftNumber[iPreg];
                            }
                        }
                    } // if (iDaysPreg > 0) and (fFoetuses > 0.0)

                    // Numbers with each number of suckling young
                    // Different logic for sheep and cattle:
                    // - for sheep, first assume average body condition at conception and vary
                    //   the chill index. If that doesn't work, fix the chill index & vary the
                    //   body condition
                    // - for cattle, fix the chill index & vary the body condition

                    if ((CohortsInfo.iDaysLact > 0) && (CohortsInfo.fOffspring > 0.0))
                    {
                        bLactationDone = false;
                        fCondition = 1.0;
                        fChillIndex = 0;
                        iMateDOY = 1 + (iDOY - CohortsInfo.iDaysLact - mainGenotype.Gestation + 729) % 365;
                        for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                        {
                            AgeInfo[iCohort].iAgeAtMating = AgeInfo[iCohort].iAgeDays - CohortsInfo.iDaysLact - mainGenotype.Gestation;
                            AgeInfo[iCohort].fSizeAtMating = GrowthCurve(AgeInfo[iCohort].iAgeAtMating,
                                                                           CohortsInfo.ReproClass,
                                                                           mainGenotype) / mainGenotype.fSexStdRefWt(CohortsInfo.ReproClass);
                        }

                        if (mainGenotype.Animal == GrazType.AnimalType.Sheep)
                        {
                            // binary search for the chill index at birth that yields the desired proportion of lambs
                            fLowChill = 500.0;
                            fLowOffspring = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, 1.0, fLowChill);
                            fHighChill = 2500.0;
                            fHighOffspring = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, 1.0, fHighChill);

                            // this is a monotonically decreasing function...
                            if ((fHighOffspring < CohortsInfo.fOffspring) && (fLowOffspring > CohortsInfo.fOffspring))
                            {
                                do
                                {
                                    fChillIndex = 0.5 * (fLowChill + fHighChill);
                                    fTrialOffspring = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, 1.0, fChillIndex);

                                    if (fTrialOffspring > CohortsInfo.fOffspring)
                                        fLowChill = fChillIndex;
                                    else
                                        fHighChill = fChillIndex;
                                } while (Math.Abs(fTrialOffspring - CohortsInfo.fOffspring) >= 1.0E-5); //until (Abs(fTrialOffspring-CohortsInfo.fOffspring) < 1.0E-5);

                                bLactationDone = true;
                            }
                        } // fitting lactation rate to a chill index

                        if (!bLactationDone)
                        {
                            fChillIndex = 800.0;
                            // binary search for the body condition at mating that yields the desired proportion of lambs or calves
                            fLowCondition = 0.60;
                            fLowOffspring = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, fLowCondition, fChillIndex);
                            fHighCondition = 1.40;
                            fHighOffspring = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, fHighCondition, fChillIndex);

                            if (fLowOffspring > CohortsInfo.fOffspring)
                                fCondition = fLowCondition;
                            else if (fHighOffspring < CohortsInfo.fOffspring)
                                fCondition = fHighCondition;
                            else
                            {
                                do
                                {
                                    fCondition = 0.5 * (fLowCondition + fHighCondition);
                                    fTrialOffspring = getReproRate(CohortsInfo, mainGenotype, AgeInfo, fLatitude, iMateDOY, fCondition, fChillIndex);

                                    if (fTrialOffspring < CohortsInfo.fOffspring)
                                        fLowCondition = fCondition;
                                    else
                                        fHighCondition = fCondition;
                                } while (Math.Abs(fTrialOffspring - CohortsInfo.fOffspring) >= 1.0E-5); //until (Abs(fTrialOffspring-CohortsInfo.fOffspring) < 1.0E-5);
                            }
                        } // fitting lactation rate to a condition

                        // Compute final offspring rates and numbers
                        for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                        {
                            fLactRate = getOffspringRates(mainGenotype, fLatitude, iMateDOY,
                                                            AgeInfo[iCohort].iAgeAtMating,
                                                            AgeInfo[iCohort].fSizeAtMating,
                                                            fCondition, fChillIndex);
                            for (iPreg = 0; iPreg <= 3; iPreg++)
                            {
                                for (iLact = 1; iLact <= 3; iLact++)
                                    iShiftNumber[iLact] = Convert.ToInt32(Math.Round(fLactRate[iLact] * AgeInfo[iCohort].iNumbers[iPreg, 0]));
                                for (iLact = 1; iLact <= 3; iLact++)
                                {
                                    AgeInfo[iCohort].iNumbers[iPreg, iLact] += iShiftNumber[iLact];
                                    AgeInfo[iCohort].iNumbers[iPreg, 0] -= iShiftNumber[iLact];
                                }
                            }
                        }
                    } //_ lactating animals _
                } //_ female animals

                // Construct the animal groups from the numbers and cohort-specific information
                AnimalInits.sGenotype = CohortsInfo.sGenotype;
                AnimalInits.sMatedTo = CohortsInfo.sMatedTo;
                AnimalInits.Sex = CohortsInfo.ReproClass;
                AnimalInits.Birth_CS = StdMath.DMISSING;
                AnimalInits.Paddock = "";
                AnimalInits.Tag = 0;
                AnimalInits.Priority = 0;

                for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
                {
                    for (iPreg = 0; iPreg <= 3; iPreg++)
                    {
                        for (iLact = 0; iLact <= 3; iLact++)
                        {
                            if (AgeInfo[iCohort].iNumbers[iPreg, iLact] > 0)
                            {
                                AnimalInits.Number = AgeInfo[iCohort].iNumbers[iPreg, iLact];
                                AnimalInits.AgeDays = AgeInfo[iCohort].iAgeDays;
                                AnimalInits.Weight = AgeInfo[iCohort].fBaseWeight + AgeInfo[iCohort].fFleeceWt;
                                AnimalInits.MaxPrevWt = StdMath.DMISSING; // compute from cond_score
                                AnimalInits.Fleece_Wt = AgeInfo[iCohort].fFleeceWt;
                                AnimalInits.Fibre_Diam = TAnimalParamSet.fDefaultMicron(mainGenotype,
                                                                             AnimalInits.AgeDays,
                                                                             AnimalInits.Sex,
                                                                             iDaysSinceShearing,
                                                                             AnimalInits.Fleece_Wt);
                                if (iPreg > 0)
                                {
                                    AnimalInits.Pregnant = CohortsInfo.iDaysPreg;
                                    AnimalInits.No_Foetuses = iPreg;
                                }
                                else
                                {
                                    AnimalInits.Pregnant = 0;
                                    AnimalInits.No_Foetuses = 0;
                                }

                                if ((iLact > 0)
                                   || ((mainGenotype.Animal == GrazType.AnimalType.Cattle) && (CohortsInfo.iDaysLact > 0) && (CohortsInfo.fOffspring == 0.0)))
                                {
                                    AnimalInits.Lactating = CohortsInfo.iDaysLact;
                                    AnimalInits.No_Suckling = iLact;
                                    AnimalInits.Young_GFW = CohortsInfo.fLambGFW;
                                    AnimalInits.Young_Wt = CohortsInfo.fOffspringWt;
                                }
                                else
                                {
                                    AnimalInits.Lactating = 0;
                                    AnimalInits.No_Suckling = 0;
                                    AnimalInits.Young_GFW = 0.0;
                                    AnimalInits.Young_Wt = 0.0;
                                }

                                groupIndex = Add(AnimalInits);
                                if (newGroups != null)
                                {
                                    newGroups.Add(groupIndex);
                                }
                            }
                        }
                    }
                }
            } // if CohortsInfo.iNumber > 0
        }
示例#2
0
        /// <summary>
        /// Manage the initialisation of the animal groups for the enterprise.
        /// Called at the end of evtINITSTEP
        /// </summary>
        /// <param name="currentDay"></param>
        /// <param name="curEnt"></param>
        /// <param name="latitude"></param>
        protected void manageInitialiseStock(int currentDay, TEnterpriseInfo curEnt, double latitude)
        {
            double area;
            int numToBuy;
            TCohortsInfo CohortsInfo = new TCohortsInfo();
            int birthDay;
            int replaceAge;
            int ageOffset;
            int yngYrs = 0, oldYrs = 0;
            int i;
            TAnimalParamSet genoprms;
            int iBuyYears;
            int dtBuy;
            List<int> newGroups;
            int groupIdx;
            TEnterpriseInfo.TStockEnterprise stockEnt;
            double survivalRate;

            area = calcStockArea(curEnt);
            if (area > 0)
            {
                newGroups = new List<int>();
                numToBuy = Convert.ToInt32(Math.Truncate(curEnt.StockRateFemale * area));
                stockEnt = curEnt.EntTypeFromName(curEnt.EntClass);

                //calc the birth date based on age at replacement
                replaceAge = Convert.ToInt32(Math.Truncate(MONTH2DAY * curEnt.ReplaceAge + 0.5));
                ageOffset = (replaceAge + DaysFromDOY(curEnt.ReplacementDay, currentDay)) % 366;

                //get age range - from calc'd birth to CFA age
                GetAgeRange(curEnt.ReplacementDay, replaceAge, curEnt.getFirstSaleYears(1), curEnt.getFirstSaleDay(1), currentDay, ref yngYrs, ref oldYrs);
                genoprms = getGenotype(curEnt.BaseGenoType);
                if (curEnt.getPurchase(1))
                {
                    iBuyYears = curEnt.ReplaceAge / 12;
                    dtBuy = StdDate.DateVal(StdDate.DayOf(curEnt.ReplacementDay), StdDate.MonthOf(curEnt.ReplacementDay), 1900 + (iBuyYears + 1));
                    birthDay = StdDate.DateShift(dtBuy, 0, -curEnt.ReplaceAge, 0) & 0xFFFF;
                }
                else
                    birthDay = 1 + (curEnt.MateDay + 12 + genoprms.Gestation) % 365;

                survivalRate = Math.Min(1.0 - genoprms.AnnualDeaths(false), 0.999999);

                CohortsInfo.sGenotype = curEnt.BaseGenoType;
                CohortsInfo.iNumber = Convert.ToInt32(Math.Truncate(numToBuy * Math.Pow(survivalRate, ((currentDay - curEnt.ReplacementDay + 365) % 365) / 365)));
                CohortsInfo.iMinYears = yngYrs;
                CohortsInfo.iMaxYears = oldYrs;
                CohortsInfo.iAgeOffsetDays = StdDate.Interval(birthDay, currentDay);
                CohortsInfo.fMeanLiveWt = curEnt.ReplaceWeight;
                CohortsInfo.fCondScore = curEnt.ReplaceCond;

                switch (stockEnt)
                {
                    case TEnterpriseInfo.TStockEnterprise.entEweWether:

                        //setup cohorts for the females
                        CohortsInfo.ReproClass = GrazType.ReproType.Empty;   // or preg
                        CohortsInfo.fMeanGFW = genoprms.PotentialGFW * DaysFromDOY(curEnt.ShearingDate, currentDay) / 365.0;
                        CohortsInfo.iFleeceDays = DaysFromDOY365(curEnt.ShearingDate, currentDay);
                        if (curEnt.ManageReproduction)
                            CohortsInfo.sMatedTo = curEnt.MateWith;
                        else
                            CohortsInfo.sMatedTo = curEnt.BaseGenoType;
                        //        CohortsInfo.iDaysPreg =
                        /*          CohortsInfo.fFoetuses = eventData.member("foetuses").asDouble();
                                  CohortsInfo.iDaysLact = eventData.member("lactating").asInteger();
                                  CohortsInfo.fOffspring = eventData.member("offspring").asDouble();
                                  CohortsInfo.fOffspringWt = eventData.member("young_wt").asDouble();
                                  CohortsInfo.fOffspringCS = eventData.member("young_cond_score").asDouble();
                                  CohortsInfo.fLambGFW = eventData.member("young_fleece_wt").asDouble();
                          */
                        if (CohortsInfo.iNumber > 0)
                            AddCohorts(CohortsInfo, 1 + DaysFromDOY365(1, currentDay), latitude, null);

                        //tag the groups
                        for (i = 0; i <= newGroups.Count - 1; i++)
                        {
                            groupIdx = newGroups[i];
                            TagGroup(curEnt, groupIdx, 1);          //tag the group
                        }
                        DraftToOpenPaddocks(curEnt, area);        //move the groups to paddocks

                        //setup wether cohorts
                        break;
                    case TEnterpriseInfo.TStockEnterprise.entLamb:
                    case TEnterpriseInfo.TStockEnterprise.entWether:
                    case TEnterpriseInfo.TStockEnterprise.entSteer:
                        CohortsInfo.ReproClass = GrazType.ReproType.Castrated;
                        //birthday offset from the current date
                        CohortsInfo.fMeanGFW = 0;
                        CohortsInfo.iFleeceDays = 0;
                        CohortsInfo.sMatedTo = "";
                        CohortsInfo.iDaysPreg = 0;
                        CohortsInfo.fFoetuses = 0;
                        CohortsInfo.iDaysLact = 0;
                        CohortsInfo.fOffspring = 0;
                        CohortsInfo.fOffspringWt = 0;
                        CohortsInfo.fOffspringCS = 0;
                        CohortsInfo.fLambGFW = 0;
                        if ((stockEnt == TEnterpriseInfo.TStockEnterprise.entWether) || (stockEnt == TEnterpriseInfo.TStockEnterprise.entLamb))
                        {
                            CohortsInfo.fMeanGFW = genoprms.PotentialGFW * DaysFromDOY(curEnt.ShearingDate, currentDay) / 365.0;
                        }
                        if (CohortsInfo.iNumber > 0)
                            AddCohorts(CohortsInfo, currentDay, latitude, newGroups);
                        //tag the groups
                        for (i = 0; i <= newGroups.Count - 1; i++)
                        {
                            groupIdx = newGroups[i];
                            TagGroup(curEnt, groupIdx, 1);          //tag the group
                        }
                        DraftToOpenPaddocks(curEnt, area);        //move the groups to paddocks
                        break;
                    case TEnterpriseInfo.TStockEnterprise.entBeefCow:
                        break;
                    default:
                        break;
                }
                newGroups = null;
            }
        }
示例#3
0
        /// <summary>
        /// 
        /// </summary>
        /// <param name="CohortsInfo"></param>
        /// <param name="mainGenotype"></param>
        /// <param name="AgeInfo"></param>
        /// <param name="fLatitude"></param>
        /// <param name="iMateDOY"></param>
        /// <param name="fCondition"></param>
        /// <param name="fChill"></param>
        /// <returns></returns>
        private double getReproRate(TCohortsInfo CohortsInfo, TAnimalParamSet mainGenotype, TAgeInfo[] AgeInfo, double fLatitude, int iMateDOY, double fCondition, double fChill)
        {
            double Result = 0.0;
            double[] fPregRate = new double[4];
            int iCohort;
            int N;

            for (iCohort = CohortsInfo.iMinYears; iCohort <= CohortsInfo.iMaxYears; iCohort++)
            {
                fPregRate = getOffspringRates(mainGenotype, fLatitude, iMateDOY,
                                                AgeInfo[iCohort].iAgeAtMating,
                                                AgeInfo[iCohort].fSizeAtMating,
                                                fCondition, fChill);
                for (N = 1; N <= 3; N++)
                    Result = Result + AgeInfo[iCohort].fPropn * fPregRate[N];
            }

            return Result;
        }
示例#4
0
        /// <summary>
        /// The main stock management function that handles a number of events.
        /// </summary>
        /// <param name="Model"></param>
        /// <param name="stockEvent">The event parameters</param>
        /// <param name="dtToday"></param>
        /// <param name="fLatitude"></param>
        public void doStockManagement(TStockList Model, IStockEvent stockEvent, int dtToday = 0, double fLatitude = -35.0)
        {
            TCohortsInfo CohortsInfo = new TCohortsInfo();
            TPurchaseInfo PurchaseInfo = new TPurchaseInfo();
            List<string> sClosed;
            string sParam;
            int iParam1;
            int iParam3;
            double fValue;
            int iTag;
            int iGroups;

            if (stockEvent != null)
            {
                if (stockEvent.GetType() == typeof(TStockAdd))          // add_animals
                {
                    TStockAdd stockInfo = (TStockAdd)stockEvent;
                    CohortsInfo.sGenotype = stockInfo.genotype;
                    CohortsInfo.iNumber = Math.Max(0, stockInfo.number);
                    if (!ParseRepro(stockInfo.sex, ref CohortsInfo.ReproClass))
                        throw new Exception("Event ADD does not support sex='" + stockInfo.sex + "'");
                    if (dtToday > 0)
                        CohortsInfo.iAgeOffsetDays = DaysFromDOY365(stockInfo.birth_day, dtToday);
                    else
                        CohortsInfo.iAgeOffsetDays = 0;
                    CohortsInfo.iMinYears = stockInfo.min_years;
                    CohortsInfo.iMaxYears = stockInfo.max_years;
                    CohortsInfo.fMeanLiveWt = stockInfo.mean_weight;
                    CohortsInfo.fCondScore = stockInfo.cond_score;
                    CohortsInfo.fMeanGFW = stockInfo.mean_fleece_wt;
                    if (dtToday > 0)
                        CohortsInfo.iFleeceDays = DaysFromDOY365(stockInfo.shear_day, dtToday);
                    else
                        CohortsInfo.iFleeceDays = 0;
                    CohortsInfo.sMatedTo = stockInfo.mated_to;
                    CohortsInfo.iDaysPreg = stockInfo.pregnant;
                    CohortsInfo.fFoetuses = stockInfo.foetuses;
                    CohortsInfo.iDaysLact = stockInfo.lactating;
                    CohortsInfo.fOffspring = stockInfo.offspring;
                    CohortsInfo.fOffspringWt = stockInfo.young_wt;
                    CohortsInfo.fOffspringCS = stockInfo.young_cond_score;
                    CohortsInfo.fLambGFW = stockInfo.young_fleece_wt;

                    if (CohortsInfo.iNumber > 0)
                        Model.AddCohorts(CohortsInfo, 1 + DaysFromDOY365(1, dtToday), fLatitude, null);
                }

                else if (stockEvent.GetType() == typeof(TStockBuy))
                {
                    TStockBuy stockInfo = (TStockBuy)stockEvent;
                    PurchaseInfo.sGenotype = stockInfo.genotype;
                    PurchaseInfo.Number = Math.Max(0, stockInfo.number);
                    if (!ParseRepro(stockInfo.sex, ref PurchaseInfo.Repro))
                        throw new Exception("Event BUY does not support sex='" + stockInfo.sex + "'");
                    PurchaseInfo.AgeDays = Convert.ToInt32(Math.Round(MONTH2DAY * stockInfo.age));  // Age in months
                    PurchaseInfo.LiveWt = stockInfo.weight;
                    PurchaseInfo.GFW = stockInfo.fleece_wt;
                    PurchaseInfo.fCondScore = stockInfo.cond_score;
                    PurchaseInfo.sMatedTo = stockInfo.mated_to;
                    PurchaseInfo.Preg = stockInfo.pregnant;
                    PurchaseInfo.Lact = stockInfo.lactating;
                    PurchaseInfo.NYoung = stockInfo.no_young;
                    if ((PurchaseInfo.Preg > 0) || (PurchaseInfo.Lact > 0))
                        PurchaseInfo.NYoung = Math.Max(1, PurchaseInfo.NYoung);
                    PurchaseInfo.YoungWt = stockInfo.young_wt;
                    if ((PurchaseInfo.Lact == 0) || (PurchaseInfo.YoungWt == 0.0))                              // Can't use MISSING as default owing
                        PurchaseInfo.YoungWt = StdMath.DMISSING;                                                //   to double-to-single conversion
                    PurchaseInfo.YoungGFW = stockInfo.young_fleece_wt;
                    iTag = stockInfo.usetag;

                    if (PurchaseInfo.Number > 0)
                    {
                        Model.Buy(PurchaseInfo);
                        if (iTag > 0)
                            Model.setTag(Model.Count(), iTag);
                    }
                } //_ buy _

                //sell a number from a group of animals
                else if (stockEvent.GetType() == typeof(TStockSell))
                {
                    TStockSell stockInfo = (TStockSell)stockEvent;
                    Model.Sell(stockInfo.group, stockInfo.number);
                }
                //sell a number of animals tagged with a specific tag
                else if (stockEvent.GetType() == typeof(TStockSellTag))
                {
                    TStockSellTag stockInfo = (TStockSellTag)stockEvent;
                    Model.SellTag(stockInfo.tag, stockInfo.number);
                }

                else if (stockEvent.GetType() == typeof(TStockShear))
                {
                    TStockShear stockInfo = (TStockShear)stockEvent;
                    sParam = stockInfo.sub_group.ToLower();
                    Model.Shear(stockInfo.group, ((sParam == "adults") || (sParam == "both") || (sParam == "")), ((sParam == "lambs") || (sParam == "both")));
                }

                else if (stockEvent.GetType() == typeof(TStockMove))
                {
                    TStockMove stockInfo = (TStockMove)stockEvent;
                    iParam1 = stockInfo.group;
                    if ((iParam1 >= 1) && (iParam1 <= Model.Count()))
                        Model.setInPadd(iParam1, stockInfo.paddock);
                    else
                        throw new Exception("Invalid group number in MOVE event");
                }

                else if (stockEvent.GetType() == typeof(TStockJoin))
                {
                    TStockJoin stockInfo = (TStockJoin)stockEvent;
                    Model.Join(stockInfo.group, stockInfo.mate_to, stockInfo.mate_days);
                }
                else if (stockEvent.GetType() == typeof(TStockCastrate))
                {
                    TStockCastrate stockInfo = (TStockCastrate)stockEvent;
                    Model.Castrate(stockInfo.group, stockInfo.number);
                }
                else if (stockEvent.GetType() == typeof(TStockWean))
                {
                    TStockWean stockInfo = (TStockWean)stockEvent;
                    iParam1 = stockInfo.group;
                    sParam = stockInfo.sex.ToLower();
                    iParam3 = stockInfo.number;

                    if (sParam == "males")
                        Model.Wean(iParam1, iParam3, false, true);
                    else if (sParam == "females")
                        Model.Wean(iParam1, iParam3, true, false);
                    else if ((sParam == "all") || (sParam == ""))
                        Model.Wean(iParam1, iParam3, true, true);
                    else
                        throw new Exception("Invalid offspring type \"" + sParam + "\" in WEAN event");
                }

                else if (stockEvent.GetType() == typeof(TStockDryoff))
                {
                    TStockDryoff stockInfo = (TStockDryoff)stockEvent;
                    Model.DryOff(stockInfo.group, stockInfo.number);
                }
                //split off the requested animals from all groups
                else if (stockEvent.GetType() == typeof(TStockSplitAll))
                {
                    TStockSplitAll stockInfo = (TStockSplitAll)stockEvent;
                    iGroups = Model.Count(); //get pre-split count of groups
                    for (iParam1 = 1; iParam1 <= iGroups; iParam1++)
                    {
                        sParam = stockInfo.type.ToLower();
                        fValue = stockInfo.value;
                        iTag = stockInfo.othertag;

                        if (sParam == "age")
                            Model.SplitAge(iParam1, Convert.ToInt32(Math.Round(fValue)));
                        else if (sParam == "weight")
                            Model.SplitWeight(iParam1, fValue);
                        else if (sParam == "young")
                            Model.SplitYoung(iParam1);
                        else if (sParam == "number")
                            Model.Split(iParam1, Convert.ToInt32(Math.Round(fValue)));
                        else
                            throw new Exception("Stock: invalid keyword (" + sParam + ") in \"split\" event");
                        if ((iTag > 0) && (Model.Count() > iGroups))     //if a tag for any new group is given
                            Model.setTag(Model.Count(), iTag);
                    }
                }

                //split off the requested animals from one group
                else if (stockEvent.GetType() == typeof(TStockSplit))
                {
                    TStockSplit stockInfo = (TStockSplit)stockEvent;
                    iGroups = Model.Count(); //get pre-split count of groups
                    iParam1 = stockInfo.group;
                    sParam = stockInfo.type.ToLower();
                    fValue = stockInfo.value;
                    iTag = stockInfo.othertag;

                    if ((iParam1 < 1) && (iParam1 > Model.Count()))
                        throw new Exception("Invalid group number in SPLIT event");
                    else if (sParam == "age")
                        Model.SplitAge(iParam1, Convert.ToInt32(Math.Round(fValue)));
                    else if (sParam == "weight")
                        Model.SplitWeight(iParam1, fValue);
                    else if (sParam == "young")
                        Model.SplitYoung(iParam1);
                    else if (sParam == "number")
                        Model.Split(iParam1, Convert.ToInt32(Math.Round(fValue)));
                    else
                        throw new Exception("Stock: invalid keyword (" + sParam + ") in \"split\" event");
                    if ((iTag > 0) && (Model.Count() > iGroups))     //if a tag for the new group is given
                        Model.setTag(Model.Count(), iTag);
                }

                else if (stockEvent.GetType() == typeof(TStockTag))
                {
                    TStockTag stockInfo = (TStockTag)stockEvent;
                    iParam1 = stockInfo.group;
                    if ((iParam1 >= 1) && (iParam1 <= Model.Count()))
                        Model.setTag(iParam1, stockInfo.value);
                    else
                        throw new Exception("Invalid group number in TAG event");
                }

                else if (stockEvent.GetType() == typeof(TStockSort))
                {
                    Model.Sort();
                }

                else if (stockEvent.GetType() == typeof(TStockPrioritise))
                {
                    TStockPrioritise stockInfo = (TStockPrioritise)stockEvent;
                    iParam1 = stockInfo.group;
                    if ((iParam1 >= 1) && (iParam1 <= Model.Count()))
                        Model.setPriority(iParam1, stockInfo.value);
                    else
                        throw new Exception("Invalid group number in PRIORITISE event");
                }

                else if (stockEvent.GetType() == typeof(TStockDraft))
                {
                    TStockDraft stockInfo = (TStockDraft)stockEvent;
                    sClosed = new List<string>(stockInfo.closed);

                    Model.Draft(sClosed);
                }

                else
                    throw new Exception("Event not recognised in STOCK");
            }
        }