+ FillValue(eval, response->mutable_eval());
+ FillValue(value, response->mutable_value());
+ response->set_bound(HashProbeLine::ValueBound(bound));
+
+ // Follow the PV until we hit an illegal move.
+ std::stack<Move> pv;
+ std::set<Key> seen;
+ while (found && is_ok(entry->move())) {
+ FillMove(entry->move(), response->add_pv());
+ if (seen.count(pos->key())) break;
+ pv.push(entry->move());
+ seen.insert(pos->key());
+ setup_states->push(StateInfo());
+ pos->do_move(entry->move(), setup_states->top(), pos->gives_check(entry->move(), CheckInfo(*pos)));
+ entry = TT.probe(pos->key(), found);
+ }
+
+ // Unroll the PV back again, so the Position object remains unchanged.
+ while (!pv.empty()) {
+ pos->undo_move(pv.top());
+ pv.pop();
+ }
+ }
+ }
+
+ void FillValue(Value value, HashProbeScore* score) {
+ if (abs(value) < VALUE_MATE - MAX_PLY) {
+ score->set_score_type(HashProbeScore::SCORE_CP);
+ score->set_score_cp(value * 100 / PawnValueEg);
+ } else {
+ score->set_score_type(HashProbeScore::SCORE_MATE);
+ score->set_score_mate((value > 0 ? VALUE_MATE - value + 1 : -VALUE_MATE - value) / 2);