INNER CODE UNIT · C++

duration

AshenvaleZX/ZXEngine · CPPScripts/Debug.cpp:130

		auto duration = std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::steady_clock::now() - mTimerStack[--mTimerStackTop]).count();

		// 没有用Log,因为Log速度慢一倍,会影响计时,如果有需要写入文件再用Log
		// 先拼接再输出,效率比直接用<<高
		zOut << (name + " : " + std::to_string(duration) + " ns") << std::endl;
	}

	void Debug::StartTimer(const std::string& name)
	{
		mTimerMap[name] = std::chrono::steady_clock::now();
	}

	void Debug::EndTimer(const std::string& name)
	{
		auto duration = std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::steady_clock::now() - mTimerMap[name]).count();

		zOut << (name + " : " + std::to_string(duration) + " ns") << std::endl;
	}

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