public bool Implies(PlanningParser.SubjectGdContext context, StringDictionary assignment)
{
//Console.WriteLine("Enter implies");
bool result;
if (context.KNOW() != null)
{
//Console.WriteLine("Enter Know");
//CUDD.Print.PrintMinterm(Knowledge);
//Console.WriteLine("Whether knowledge is equal to false: {0}", Knowledge.Equals(CUDD.ZERO));
CUDDNode objectNode = context.gd().GetCuddNode(_predicateDict, assignment);
//CUDD.Print.PrintMinterm(objectNode);
CUDD.Ref(Knowledge);
CUDDNode impliesNode = CUDD.Function.Implies(Knowledge, objectNode);
result = impliesNode.Equals(CUDD.ONE);
}
else if (context.BEL() != null)
{
//Console.WriteLine("Enter belief");
//Console.WriteLine("Belief");
//CUDD.Print.PrintMinterm(Belief);
CUDDNode objectNode = context.gd().GetCuddNode(_predicateDict, assignment);
//Console.WriteLine("objectNode");
//Console.WriteLine(context.gd().GetText());
//CUDD.Print.PrintMinterm(objectNode);
CUDD.Ref(Belief);
CUDDNode impliesNode = CUDD.Function.Implies(Belief, objectNode);
result = impliesNode.Equals(CUDD.ONE);
}
else if (context.NOT() != null)
{
result = !Implies(context.subjectGd(0), assignment);
}
else if (context.AND() != null)
{
result = true;
for (int i = 0; i < context.subjectGd().Count; i++)
{
if (!Implies(context.subjectGd(i), assignment))
{
result = false;
break;
}
}
}
else if (context.OR() != null)
{
result = false;
for (int i = 0; i < context.subjectGd().Count; i++)
{
if (Implies(context.subjectGd(i), assignment))
{
result = true;
break;
}
}
}
else
{
var listVariableContext = context.listVariable();
var collection = listVariableContext.GetCollection();
var varNameList = listVariableContext.GetVariableNameList();
bool isForall = context.FORALL() != null;
result = RecursiveScanMixedRaio(context.subjectGd(0), varNameList, collection, assignment, 0, isForall);
}
//Console.WriteLine("Implies result: {0}", result);
//Console.ReadLine();
return(result);
}
