From de266baecfe15dca5f4e26821c3b63121106982a Mon Sep 17 00:00:00 2001
From: dhb <1084714805@qq.com>
Date: Thu, 13 Jun 2024 23:21:44 +0800
Subject: [PATCH] try use tteval for static eval when oppo5

test r15
---
 Rapfi/search/ab/search.cpp | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/Rapfi/search/ab/search.cpp b/Rapfi/search/ab/search.cpp
index d2ae5f81..750ed4c1 100644
--- a/Rapfi/search/ab/search.cpp
+++ b/Rapfi/search/ab/search.cpp
@@ -804,13 +804,11 @@ Value search(Board &board, SearchStack *ss, Value alpha, Value beta, Depth depth
     (ss + 2)->killers[0] = Pos::NONE;
     (ss + 2)->killers[1] = Pos::NONE;
 
-    if (oppo4) {
-        // Use static evaluation from previous ply if opponent makes a four/five attack
-        ss->staticEval = -(ss - 1)->staticEval;
+    if (oppo5) {
+        ss->staticEval = (ttHit && ttEval != VALUE_NONE) ? ttEval : -(ss - 1)->staticEval;
 
         // Skip early pruning when we only have one possible move
-        if (oppo5)
-            goto moves_loop;
+        goto moves_loop;
     }
     else if (!RootNode) {
         if (ttHit) {