From 486f72af5418a7915779c496f92c7fc2722e3e18 Mon Sep 17 00:00:00 2001
From: tttak <tttak@users.noreply.github.com>
Date: Tue, 30 Jun 2020 13:30:18 +0900
Subject: [PATCH] =?UTF-8?q?=E3=83=90=E3=82=B0=E4=BF=AE=E6=AD=A3=EF=BC=88le?=
 =?UTF-8?q?arn=20convert=5Fbin=5Ffrom=5Fpgn-extract=EF=BC=89?=
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---
 src/learn/learner.cpp | 55 +++++++++++++++++++++++--------------------
 1 file changed, 30 insertions(+), 25 deletions(-)

diff --git a/src/learn/learner.cpp b/src/learn/learner.cpp
index c13b69f7..d2507fba 100644
--- a/src/learn/learner.cpp
+++ b/src/learn/learner.cpp
@@ -2614,6 +2614,7 @@ void convert_bin_from_pgn_extract(const vector<string>& filenames, const string&
 
 			else {
 				int gamePly = 0;
+				bool first = true;
 
 				PackedSfenValue psv;
 				memset((char*)&psv, 0, sizeof(PackedSfenValue));
@@ -2682,6 +2683,35 @@ void convert_bin_from_pgn_extract(const vector<string>& filenames, const string&
 						break;
 					}
 
+					if (first) {
+						first = false;
+					}
+					else {
+						psv.gamePly = gamePly;
+						psv.game_result = game_result;
+
+						if (pos.side_to_move() == BLACK) {
+							if (!pgn_eval_side_to_move) {
+								psv.score *= -1;
+							}
+							psv.game_result *= -1;
+						}
+
+#if 0
+						std::cout << "write: "
+								  << "score=" << psv.score
+								  << ", move=" << psv.move
+								  << ", gamePly=" << psv.gamePly
+								  << ", game_result=" << (int)psv.game_result
+								  << std::endl;
+#endif
+
+						ofs.write((char*)&psv, sizeof(PackedSfenValue));
+						memset((char*)&psv, 0, sizeof(PackedSfenValue));
+
+						fen_count++;
+					}
+
 					// example: { rnbqkbnr/pppppppp/8/8/3P4/8/PPP1PPPP/RNBQKBNR b KQkq d3 0 1 }
 					if (!std::regex_search(itr, line.cend(), match, pattern_bracket)) {
 						break;
@@ -2706,31 +2736,6 @@ void convert_bin_from_pgn_extract(const vector<string>& filenames, const string&
 					trim(str_move);
 					//std::cout << "str_move=" << str_move << std::endl;
 					psv.move = UCI::to_move(pos, str_move);
-
-					//
-					psv.gamePly = gamePly;
-					psv.game_result = game_result;
-
-					if (pos.side_to_move() == BLACK) {
-						if (!pgn_eval_side_to_move) {
-							psv.score *= -1;
-						}
-						psv.game_result *= -1;
-					}
-
-#if 0
-					std::cout << "write: "
-							  << "score=" << psv.score
-							  << ", move=" << psv.move
-							  << ", gamePly=" << psv.gamePly
-							  << ", game_result=" << (int)psv.game_result
-							  << std::endl;
-#endif
-
-					ofs.write((char*)&psv, sizeof(PackedSfenValue));
-					memset((char*)&psv, 0, sizeof(PackedSfenValue));
-
-					fen_count++;
 				}
 
 				game_result = 0;