public static void Initialise(GdlList description)
{
SymbolTable = Parser.SymbolTable;
GameInformation = new MetaGdl(Parser).ExamineGdl(description);
var expressions = new List<Expression>();
expressions.AddRange(GameInformation.GetRules());
expressions.AddRange(GameInformation.GetAllGrounds());
Prover = new AimaProver(expressions);
}
//INFO: using the old BasicReasoner which appears to be much slower
//private static void AddSentencesTrueByRules(
// MultiDictionary<ISentenceForm, Fact> sentencesByForm,
// ISentenceFormModel model)
//{
// BasicReasoner prover = GameContainer.Reasoner;
// var context = new ProofContext(new BasicKB(), GameContainer.Parser);
// foreach (ISentenceForm form in model.ConstantSentenceForms)
// {
// Fact query = form.GetSentenceFromTuple(GetVariablesTuple(form.TupleSize));
// IEnumerable<GroundFact> answers = prover.GetAllAnswers(query, context);
// foreach (GroundFact result in answers)
// {
// //ConcurrencyUtils.checkForInterruption();
// //Variables may end up being replaced with functions, which is not what we want here, so we have to double-check that the form is correct.
// if (form.Matches(result))
// sentencesByForm.Add(form, result);
// }
// }
//}
private static void AddSentencesTrueByRules(MultiDictionary<ISentenceForm, Fact> sentencesByForm, ISentenceFormModel model)
{
AimaProver prover = new AimaProver(model.Description);
foreach (ISentenceForm form in model.ConstantSentenceForms)
{
Fact query = form.GetSentenceFromTuple(GetVariablesTuple(form.TupleSize));
HashSet<Fact> context = new HashSet<Fact>();
foreach (Fact result in prover.AskAll(query, context))
if (form.Matches(result))
sentencesByForm.Add(form, result);
}
}
