public void AddParameterVariable(Model model)
{
if (Def.Parameters != null)
{
for (int i = 0; i < this.Def.Parameters.Length; i++)
{
string parameter = this.Def.Parameters[i];
int min = Model.BDD_INT_UPPER_BOUND;
int max = Model.BDD_INT_LOWER_BOUND;
if (this.Def.ParameterLowerBound.ContainsKey(parameter) && this.Def.ParameterUpperLowerBound.ContainsKey(parameter))
{
min = this.Def.ParameterLowerBound.GetContainsKey(parameter);
max = this.Def.ParameterUpperLowerBound.GetContainsKey(parameter);
}
else
{
ExpressionBDDEncoding argumentBDD = Args[i].TranslateIntExpToBDD(model);
foreach (CUDDNode argExp in argumentBDD.ExpressionDDs)
{
min = Math.Min(min, (int)CUDD.FindMinThreshold(argExp, Model.BDD_INT_LOWER_BOUND));
max = Math.Max(max, (int)CUDD.FindMaxThreshold(argExp, Model.BDD_INT_UPPER_BOUND));
}
}
//Also set the parameter as global variable to make sure that the parameters unchanged in encoding Transition
model.AddGlobalVar(parameter, min, max);
}
}
}
/// <summary>
/// Add local variable including state, and parameters
/// Return the variable name encoding states
/// </summary>
/// <param name="encoder"></param>
public string AddLocalVariables(BDDEncoder encoder)
{
RenameLocalVars();
for (int i = 0; i < this.Parameters.Count; i++)
{
string parameter = this.Parameters[i];
int min = Model.BDD_INT_UPPER_BOUND;
int max = Model.BDD_INT_LOWER_BOUND;
if (ParameterUpperBound.ContainsKey(parameter) && ParameterLowerBound.ContainsKey(parameter))
{
min = ParameterLowerBound[parameter];
max = ParameterUpperBound[parameter];
}
else
{
ExpressionBDDEncoding argumentBDD = this.Arguments[i].TranslateIntExpToBDD(encoder.model);
foreach (CUDDNode argExp in argumentBDD.ExpressionDDs)
{
min = Math.Min(min, (int)CUDD.FindMinThreshold(argExp, Model.BDD_INT_LOWER_BOUND));
max = Math.Max(max, (int)CUDD.FindMaxThreshold(argExp, Model.BDD_INT_UPPER_BOUND));
}
}
//In its old transition encoding, we don't make sure this variable must be unchanged.
//We also need to add this variable to VaribleIndex of the AutomataBDD because previous process does not know this variable
//if global then later processes will set this variable as unchange.
encoder.model.AddLocalVar(parameter, min, max);
}
const string STATE = "state";
//
string processVariableName = Name + Model.NAME_SEPERATOR + STATE + Model.GetNewTempVarName();
encoder.model.AddLocalVar(processVariableName, 0, this.States.Count - 1);
//
encoder.stateIndexOfCurrentProcess = new Dictionary <string, int>();
//collect the state index
foreach (State state in this.States)
{
encoder.stateIndexOfCurrentProcess.Add(state.Name, encoder.stateIndexOfCurrentProcess.Count);
}
return(processVariableName);
}