private IDistributedParameter create(ParameterDistributionMetaData distributionMetaData, Func <IDistributedParameter, IDistributionFormula> createFormula)
{
var param = _objectBaseFactory.CreateDistributedParameter();
setParameterProperties(param, distributionMetaData);
addParametersToDistributedParameter(param, distributionMetaData);
param.Formula = createFormula(param);
updateDefaultValueFor(param);
return(param);
}
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 void addParametersToDistributedParameter(IDistributedParameter param, ParameterDistributionMetaData distributionMetaData)
{
var percentile = createHiddenParameterBasedOn(Constants.Distribution.PERCENTILE, distributionMetaData)
.WithDimension(_dimensionRepository.NoDimension);
percentile.Value = CoreConstants.DEFAULT_PERCENTILE;
param.Add(percentile);
if (distributionMetaData.Distribution == DistributionTypes.Normal)
{
param.Add(createHiddenParameterBasedOn(Constants.Distribution.MEAN, distributionMetaData));
param.Add(createHiddenParameterBasedOn(Constants.Distribution.DEVIATION, distributionMetaData));
}
else if (distributionMetaData.Distribution == DistributionTypes.LogNormal)
{
//log normal=> we need to reset dimension
param.Add(createHiddenParameterBasedOn(Constants.Distribution.MEAN, distributionMetaData));
var gsd = createHiddenParameterBasedOn(Constants.Distribution.GEOMETRIC_DEVIATION, distributionMetaData)
.WithDimension(_dimensionRepository.NoDimension);
gsd.Info.MinIsAllowed = true;
gsd.Info.MinValue = 1;
gsd.DisplayUnit = _dimensionRepository.NoDimension.DefaultUnit;
param.Add(gsd);
}
else if (distributionMetaData.Distribution == DistributionTypes.Uniform)
{
param.Add(createHiddenParameterBasedOn(Constants.Distribution.MINIMUM, distributionMetaData));
param.Add(createHiddenParameterBasedOn(Constants.Distribution.MAXIMUM, distributionMetaData));
}
else if (distributionMetaData.Distribution == DistributionTypes.Discrete)
{
param.Add(createHiddenParameterBasedOn(Constants.Distribution.MEAN, distributionMetaData));
}
else if (distributionMetaData.Distribution == DistributionTypes.Unknown)
{
/*nothing to do*/
}
else
{
throw new DistributionNotFoundException(distributionMetaData);
}
updateRangeValueForMean(param);
}
public IDistributedParameter CreateFor(ParameterDistributionMetaData distributionMetaData)
{
return(create(distributionMetaData, p => _formulaFactory.DistributionFor(distributionMetaData, p)));
}
public IDistributionFormula DistributionFor(ParameterDistributionMetaData distributionMetaData, IDistributedParameter parameterWithDistribution)
{
return(_distributionFactory.CreateFor(distributionMetaData, parameterWithDistribution));
}
public static ParameterDistributionMetaData From(ParameterDistributionMetaData source)
{
return(source.MemberwiseClone().DowncastTo <ParameterDistributionMetaData>());
}