1 files changed, 101 insertions, 0 deletions
diff --git a/src/utils/performance.cpp b/src/utils/performance.cpp
new file mode 100644
index 000000000..ccc232aa4
--- /dev/null
+++ b/src/utils/performance.cpp
@@ -0,0 +1,101 @@
+/*
+ *  The ManaVerse Client
+ *  Copyright (C) 2012-2020  The ManaPlus Developers
+ *  Copyright (C) 2020-2025  The ManaVerse Developers
+ *
+ *  This file is part of The ManaVerse Client.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "localconsts.h"
+
+#ifdef USE_PROFILER
+
+#include "utils/performance.h"
+
+#include "configuration.h"
+#include "game.h"
+
+#include "utils/timer.h"
+
+#include <algorithm>
+#include <cstdarg>
+#include <cstdio>
+#include <fcntl.h>
+#include <fstream>
+#include <iostream>
+
+#include "debug.h"
+
+static const clockid_t clockType = CLOCK_MONOTONIC;
+
+#define timeData ((static_cast<long long int>(time.tv_sec) * 1000000000LL \
+    + static_cast<long long int>(time.tv_nsec)) / 1)
+
+namespace Performance
+{
+    std::ofstream file;
+    std::string temp;
+    long long unsigned int startTime;
+
+    void init(const std::string &path)
+    {
+        file.open(path.c_str(), std::ios_base::trunc);
+        timespec time;
+        clock_gettime(clockType, &time);
+        temp.reserve(10000000U);
+        startTime = timeData;
+    }
+
+    void clear()
+    {
+        if (file.is_open())
+            file.close();
+    }
+
+    void start()
+    {
+        timespec time;
+        clock_gettime(clockType, &time);
+        temp.append(toString(timeData - startTime)).append(
+            " __init__\n");
+    }
+
+    void blockStart(const std::string &name)
+    {
+        timespec time;
+        clock_gettime(clockType, &time);
+        temp.append(toString(timeData - startTime)).append(
+            " start: ").append(name).append("\n");
+    }
+
+    void blockEnd(const std::string &name)
+    {
+        timespec time;
+        clock_gettime(clockType, &time);
+        temp.append(toString(timeData - startTime)).append(
+            " end: ").append(name).append("\n");
+    }
+
+    void flush()
+    {
+        if (fps < 40)
+            file << temp;
+        temp.clear();
+//        file.flush();
+    }
+}  // namespace Performance
+
+#endif  // USE_PROFILER