Function Sleep

Siv3D/src/Siv3D/System/SivSystem.cpp:47–52

		}

		void Sleep(const Duration& duration)
		{
			const int32 milliSec = static_cast<int32>(duration.count() * 1000);
			
			Sleep(milliSec);
		}

		EngineOption::Renderer GetRendererType()
		{