From: H.G.Muller <hgm@hgm-xboard.(none)>
Date: Sat, 8 Dec 2018 13:29:28 +0000 (+0100)
Subject: Fix pondering with incremental TC
X-Git-Tag: v4.0~9
X-Git-Url: http://winboard.nl/cgi-bin?p=uci2wb.git;a=commitdiff_plain;h=2b385df82d70d44518a167befa41e71fbd65c652;hp=97e74bb8982f9fd78654a4f2b8a7619969a3414a

Fix pondering with incremental TC

To calculate the time left on our clock after giving a move, for the
purpose of starting a ponder search for the next one, we subtracted the
increment instead of adding it.
---

diff --git a/UCI2WB.c b/UCI2WB.c
index 81a7e5f..5118c22 100644
--- a/UCI2WB.c
+++ b/UCI2WB.c
@@ -260,7 +260,7 @@ HandleEngineOutput()
 	    if(strstr(line+9, "(none)") || strstr(line+9, "null") ||
 	       strstr(line+9, "0000")) { printf("%s\n", lastScore < -99999 ? "resign" : "1/2-1/2 {stalemate}"); computer = NONE; }
 	    sscanf(line, "bestmove %s", move[moveNr++]);
-	    myTime -= (GetTickCount() - startTime)*1.02 + inc; // update own clock, so we can give correct wtime, btime with ponder
+	    myTime -= (GetTickCount() - startTime)*1.02 - inc; // update own clock, so we can give correct wtime, btime with ponder
 	    if(mps && ((moveNr+1)/2) % mps == 0) myTime += tc; if(sTime) myTime = sTime; // new session or move starts
 	    stm = WHITE+BLACK - stm;
 	    // first start a new ponder search, if pondering is on and we have a move to ponder on