From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Thu, 17 Mar 2016 09:45:38 +0000 (+0100)
Subject: When returning gRPC probes, report scores from white's perspective.
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=44da5cc520322c0512100281d9b3841b886364bf

When returning gRPC probes, report scores from white's perspective.
---

diff --git a/src/main.cpp b/src/main.cpp
index b6639f26..33a8f523 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -53,11 +53,25 @@ public:
 		TTEntry *entry = TT.probe(pos.key(), found);
 		response->set_found(found);
 		if (found) {
+			Value value = entry->value();
+			Value eval = entry->eval();
+			Bound bound = entry->bound();
+
+			if (pos.side_to_move() == BLACK) {
+				value = -value;
+				eval = -eval;
+				if (bound == BOUND_UPPER) {
+					bound = BOUND_LOWER;
+				} else if (bound == BOUND_LOWER) {
+					bound = BOUND_UPPER;
+				}
+			}
+
 			response->set_move(entry->move());
-			response->set_value(entry->value());
-			response->set_eval(entry->eval());
 			response->set_depth(entry->depth());
-			response->set_bound(HashProbeResponse::ValueBound(entry->bound()));
+			response->set_eval(eval);
+			response->set_value(value);
+			response->set_bound(HashProbeResponse::ValueBound(bound));
 		}
 		return Status::OK;
 	}