internal NumericVariable([NotNull] string shortName, [NotNull] string definition, [NotNull] SimpleConstraintSolver solver, double?lo, double?hi, float interpolate)
{
if (shortName.Length > 1000)
{
throw new ArgumentException("string too long", nameof(shortName));
}
if (definition.Length > 1000)
{
throw new ArgumentException("string too long", nameof(definition));
}
Definition = definition;
Name = ShortName = shortName;
_solver = solver;
Interpolate = interpolate;
Value = new Range(lo ?? double.NegativeInfinity, hi ?? double.PositiveInfinity, solver.Eps);
}
public IEnumerable <NumericVariable> Propagate(SimpleConstraintSolver solver)
{
if (IsDirty)
{
IEnumerable <NumericVariable> outputVariablesFromOldestToNewest =
_outputVariables.OrderBy(v => v.LastChangedAt);
IEnumerable <NumericVariable> changed = Update(outputVariablesFromOldestToNewest);
_lastPropagatedAt = solver.Now;
_isDirty = false;
return(changed.Where(ch => ch != null));
}
else
{
return(Enumerable.Empty <NumericVariable>());
}
}
public VariableVector(string name, SimpleConstraintSolver solver, double?x = null, double?y = null, float interpolate = 0.5f)
: this(name, solver.CreateVariable(name + ".X", x, x, interpolate), solver.CreateVariable(name + ".Y", y, y, interpolate))
{
}
