private Tuple <bool, bool> preCheckConfigReqOne(Configuration config)
{
bool hasAllConfigs = true;
bool hasAtLeastOne = false;
foreach (BinaryOption bo in leftHandSide.participatingBoolOptions.Union(rightHandSide.participatingBoolOptions))
{
if (!config.BinaryOptions.ContainsKey(bo))
{
hasAllConfigs = false;
}
else if (config.BinaryOptions.ContainsKey(bo))
{
hasAtLeastOne = true;
}
}
foreach (NumericOption no in leftHandSide.participatingNumOptions.Union(rightHandSide.participatingNumOptions))
{
InfluenceFunction func = new InfluenceFunction(no.ToString(), GlobalState.varModel);
if (!config.NumericOptions.ContainsKey(no))
{
hasAllConfigs = false;
}
else if (func.eval(config) == 0)
{
hasAllConfigs = false;
}
else if (config.NumericOptions.ContainsKey(no))
{
hasAtLeastOne = true;
}
}
return(Tuple.Create(hasAllConfigs, hasAtLeastOne));
}
/// <summary>
/// Computes the next value of the numeric option using the step function
/// </summary>
/// <param name="value">Value from which the next value shall be computed</param>
/// <returns>The next valid value within the value range of that option</returns>
public double getNextValue(double value)
{
Dictionary <NumericOption, double> t = new Dictionary <NumericOption, double>();
t.Add(this, value);
return(Math.Round(stepFunction.eval(t), 3));
}
/// <summary>
/// Computes the next value of the numeric option using the step function
/// </summary>
/// <param name="value">Value from which the next value shall be computed</param>
/// <returns>The next valid value within the value range of that option</returns>
public double getNextValue(double value)
{
if (stepFunction != null)
{
Dictionary <NumericOption, double> t = new Dictionary <NumericOption, double>();
t.Add(this, value);
return(Math.Round(stepFunction.eval(t), 3));
}
else
{
double nextGreaterValue = -1;
for (int i = 0; i < values.Count(); i++)
{
if (values.Values[i] > value && (Math.Abs(value - values.Values[i]) < Math.Abs(nextGreaterValue - values.Values[i])))
{
nextGreaterValue = values.Values[i];
}
}
return(nextGreaterValue);
}
}
/// <summary>
/// Tests whether a configuration holds for the given non-boolean constraint.
/// </summary>
/// <param name="config">The configuration of interest.</param>
/// <returns>True is the configuration holds for the constraint.</returns>
public bool configIsValid(Configuration config)
{
if (!configHasOptionsOfConstraint(config))
{
return(true);
}
double left = leftHandSide.eval(config);
double right = rightHandSide.eval(config);
switch (comparator)
{
case ">=":
{
if (left >= right)
{
return(true);
}
break;
}
case "<=":
{
if (left <= right)
{
return(true);
}
break;
}
case "=":
{
if (left == right)
{
return(true);
}
break;
}
case ">":
{
if (left > right)
{
return(true);
}
break;
}
case "<":
{
if (left < right)
{
return(true);
}
break;
}
}
return(false);
}