From d91bfe2d12d0fb5daf2be0a7587045d85a50c4a1 Mon Sep 17 00:00:00 2001
From: Scheaven <xuepengqiang>
Date: 星期四, 12 八月 2021 19:12:17 +0800
Subject: [PATCH] m
---
src/utils/timer_utils.hpp | 38 ++++++++++++++++++++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
diff --git a/src/utils/timer_utils.hpp b/src/utils/timer_utils.hpp
new file mode 100644
index 0000000..dafccbb
--- /dev/null
+++ b/src/utils/timer_utils.hpp
@@ -0,0 +1,38 @@
+#pragma once
+
+#include <istream>
+#include <string>
+#include <chrono>
+#include "log_util.h"
+#include <boost/format.hpp>
+
+class Timer
+{
+ public:
+ Timer():beg_(clock_::now()){}
+ void reset()
+ {
+ beg_ = clock_::now();
+ }
+ double elapsed() const
+ {
+ return std::chrono::duration_cast<second_>(clock_::now() - beg_).count();
+ }
+ void out(std::string message="")
+ {
+ double t = elapsed();
+ // std::cout << message << " elasped time:" << t << "ms" << std::endl;
+ DEBUG((boost::format("%e lasped time:%f ms")%message %t).str());
+ reset();
+ }
+ // DEBUG((boost::format("nhao%d")%1).str());
+
+ double get_duration() const
+ {
+ return elapsed();
+ }
+ private:
+ using clock_ = std::chrono::high_resolution_clock;
+ using second_=std::chrono::duration<double,std::milli>;
+ std::chrono::time_point<clock_>beg_;
+};
--
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