From 433d4115a31ebcf0d9c0e4238b12915b70a0b7c1 Mon Sep 17 00:00:00 2001
From: Fabian Fichter <ianfab@users.noreply.github.com>
Date: Fri, 19 Nov 2021 13:13:13 +0100
Subject: [PATCH] Fairy-Stockfish Xiangqi/Janggi NNUE

---
 src/evaluate.cpp  | 12 +++++++++---
 src/evaluate.h    |  3 ++-
 src/misc.cpp      |  4 ++--
 src/ucioption.cpp |  2 +-
 4 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 2b44d3340..89cd37419 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -47,11 +47,16 @@
 // Note that this does not work in Microsoft Visual Studio.
 #if !defined(_MSC_VER) && !defined(NNUE_EMBEDDING_OFF)
   INCBIN(EmbeddedNNUE, EvalFileDefaultName);
+  INCBIN(EmbeddedNNUE2, EvalFile2DefaultName);
 #else
   const unsigned char        gEmbeddedNNUEData[1] = {0x0};
   [[maybe_unused]]
   const unsigned char *const gEmbeddedNNUEEnd = &gEmbeddedNNUEData[1];
   const unsigned int         gEmbeddedNNUESize = 1;
+  const unsigned char        gEmbeddedNNUE2Data[1] = {0x0};
+  [[maybe_unused]]
+  const unsigned char *const gEmbeddedNNUE2End = &gEmbeddedNNUE2Data[1];
+  const unsigned int         gEmbeddedNNUE2Size = 1;
 #endif
 
 
@@ -120,15 +125,16 @@ namespace Eval {
                     eval_file_loaded = eval_file;
             }
 
-            if (directory == "<internal>" && eval_file == EvalFileDefaultName)
+            if (directory == "<internal>" && (eval_file == EvalFileDefaultName || eval_file == EvalFile2DefaultName))
             {
                 // C++ way to prepare a buffer for a memory stream
                 class MemoryBuffer : public basic_streambuf<char> {
                     public: MemoryBuffer(char* p, size_t n) { setg(p, p, p + n); setp(p, p + n); }
                 };
 
-                MemoryBuffer buffer(const_cast<char*>(reinterpret_cast<const char*>(gEmbeddedNNUEData)),
-                                    size_t(gEmbeddedNNUESize));
+                bool first = eval_file == EvalFileDefaultName;
+                MemoryBuffer buffer(const_cast<char*>(reinterpret_cast<const char*>(first ? gEmbeddedNNUEData : gEmbeddedNNUE2Data)),
+                                    size_t(first ? gEmbeddedNNUESize : gEmbeddedNNUE2Size));
 
                 istream stream(&buffer);
                 if (load_eval(eval_file, stream))
diff --git a/src/evaluate.h b/src/evaluate.h
index 4ee009b4d..47c2f322b 100644
--- a/src/evaluate.h
+++ b/src/evaluate.h
@@ -41,7 +41,8 @@ namespace Eval {
   // The default net name MUST follow the format nn-[SHA256 first 12 digits].nnue
   // for the build process (profile-build and fishtest) to work. Do not change the
   // name of the macro, as it is used in the Makefile.
-  #define EvalFileDefaultName   "nn-3475407dc199.nnue"
+  #define EvalFileDefaultName   "xiangqi-83f16c17fe26.nnue"
+  #define EvalFile2DefaultName  "janggi-85de3dae670a.nnue"
 
   namespace NNUE {
 
diff --git a/src/misc.cpp b/src/misc.cpp
index 9075257ca..6a7e5e900 100644
--- a/src/misc.cpp
+++ b/src/misc.cpp
@@ -67,7 +67,7 @@ namespace {
 
 /// Version number. If Version is left empty, then compile date in the format
 /// DD-MM-YY and show in engine_info.
-const string Version = "";
+const string Version = "14.0.1";
 
 /// Our fancy logging facility. The trick here is to replace cin.rdbuf() and
 /// cout.rdbuf() with two Tie objects that tie cin and cout to a file stream. We
@@ -155,7 +155,7 @@ string engine_info(bool to_uci, bool to_xboard) {
   }
 
 #ifdef LARGEBOARDS
-  ss << " LB";
+  ss << " XQ";
 #endif
 
   if (!to_xboard)
diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index b1ceb8cdb..0f03f86dd 100644
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -201,7 +201,7 @@ void init(OptionsMap& o) {
   o["SyzygyProbeLimit"]      << Option(7, 0, 7);
   o["Use NNUE"]              << Option(true, on_use_NNUE);
 #ifndef NNUE_EMBEDDING_OFF
-  o["EvalFile"]              << Option(EvalFileDefaultName, on_eval_file);
+  o["EvalFile"]              << Option((std::string(EvalFileDefaultName) + UCI::SepChar + EvalFile2DefaultName).c_str(), on_eval_file);
 #else
   o["EvalFile"]              << Option("<empty>", on_eval_file);
 #endif