private static DistributionType create(string id, string displayName)
{
var distributionType = new DistributionType(id, displayName);
_allDistributionTypes.Add(distributionType);
return(distributionType);
}
public AdvancedParameter Create(IParameter parameter, DistributionType distributionType)
{
var advancedParameter = _objectBaseFactory.Create <AdvancedParameter>();
//we don't care about the name, it should only be unique in the hiearchy
advancedParameter.Name = _entityPathResolver.PathFor(parameter);
advancedParameter.ParameterPath = advancedParameter.Name;
var distributionMetaData = new ParameterDistributionMetaData
{
DistributionType = distributionType.Id,
BuildingBlockType = buildingBlockTypeFrom(parameter),
Mean = defaultMeanValueBasedOn(parameter.Value, distributionType),
Deviation = defaultStdValueBasedOn(distributionType),
Dimension = parameter.Dimension.Name,
DefaultUnit = parameter.DisplayUnit.Name,
ParameterName = "distribution"
};
if (distributionType == DistributionTypes.Uniform)
{
distributionMetaData.MinValue = parameter.MinValue ?? parameter.Value / _defaultUniformFactor;
//+ _defaultUniformFactor in case the default value is 0
distributionMetaData.MaxValue = parameter.MaxValue ?? (parameter.Value * _defaultUniformFactor + _defaultUniformFactor);
}
else
{
distributionMetaData.MinValue = parameter.MinValue;
distributionMetaData.MinIsAllowed = parameter.MinIsAllowed;
distributionMetaData.MaxValue = parameter.MaxValue;
distributionMetaData.MaxIsAllowed = parameter.MaxIsAllowed;
}
advancedParameter.DistributedParameter = _parameterFactory.CreateFor(distributionMetaData);
//should set the distribution parameter as visible since they will need to be edited
advancedParameter.DistributedParameter.AllParameters().Each(x =>
{
x.Visible = true;
x.IsDefault = false;
x.CanBeVaried = true;
x.CanBeVariedInPopulation = false;
});
return(advancedParameter);
}
private double defaultMeanValueBasedOn(double value, DistributionType distributionType)
{
return(value);
}
private double defaultStdValueBasedOn(DistributionType distributionType)
{
return(distributionType == DistributionTypes.LogNormal ? 1 : 0);
}
public DistributedParameterValue(string parameterPath, double value, double percentile, double mean, double std, DistributionType distributionType) : base(parameterPath, value, percentile)
{
Mean = mean;
Std = std;
DistributionType = distributionType;
}
public void UpdateFrom(IDistributionMetaData distributionMetaData)
{
Mean = distributionMetaData.Mean;
Deviation = distributionMetaData.Deviation;
Distribution = distributionMetaData.Distribution;
}
