1 files changed, 62 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_timeit.hh b/source/blender/blenlib/BLI_timeit.hh
new file mode 100644
index 00000000000..e9f121ec654
--- /dev/null
+++ b/source/blender/blenlib/BLI_timeit.hh
@@ -0,0 +1,62 @@
+/*
+ * 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 (at your option) 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, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __BLI_TIMEIT_HH__
+#define __BLI_TIMEIT_HH__
+
+#include <chrono>
+#include <iostream>
+#include <string>
+
+#include "BLI_sys_types.h"
+
+namespace BLI {
+namespace Timeit {
+
+using Clock = std::chrono::steady_clock;
+using TimePoint = Clock::time_point;
+using Nanoseconds = std::chrono::nanoseconds;
+
+void print_duration(Nanoseconds duration);
+
+class ScopedTimer {
+ private:
+  std::string m_name;
+  TimePoint m_start;
+
+ public:
+  ScopedTimer(std::string name) : m_name(std::move(name))
+  {
+    m_start = Clock::now();
+  }
+
+  ~ScopedTimer()
+  {
+    TimePoint end = Clock::now();
+    Nanoseconds duration = end - m_start;
+
+    std::cout << "Timer '" << m_name << "' took ";
+    print_duration(duration);
+    std::cout << '\n';
+  }
+};
+
+}  // namespace Timeit
+}  // namespace BLI
+
+#define SCOPED_TIMER(name) BLI::Timeit::ScopedTimer scoped_timer(name)
+
+#endif /* __BLI_TIMEIT_HH__ */