forked from catchorg/Catch2
		
	
		
			
				
	
	
		
			64 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 *  Created by Phil on 05/08/2013.
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 *  Copyright 2013 Two Blue Cubes Ltd. All rights reserved.
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 *
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 *  Distributed under the Boost Software License, Version 1.0. (See accompanying
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 *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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 */
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#include "catch_timer.h"
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#include "catch_platform.h"
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#ifdef __clang__
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wc++11-long-long"
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#endif
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#ifdef CATCH_PLATFORM_WINDOWS
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#include <windows.h>
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#else
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#include <sys/time.h>
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#endif
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namespace Catch {
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    namespace {
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#ifdef CATCH_PLATFORM_WINDOWS
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        uint64_t getCurrentTicks() {
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            static uint64_t hz=0, hzo=0;
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            if (!hz) {
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                QueryPerformanceFrequency((LARGE_INTEGER*)&hz);
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                QueryPerformanceCounter((LARGE_INTEGER*)&hzo);
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            }
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            uint64_t t;
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            QueryPerformanceCounter((LARGE_INTEGER*)&t);
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            return ((t-hzo)*1000000)/hz;
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        }
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#else
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        uint64_t getCurrentTicks() {
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            timeval t;
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            gettimeofday(&t,NULL);
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            return (uint64_t)t.tv_sec * 1000000ull + (uint64_t)t.tv_usec;
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        }
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#endif
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    }
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    void Timer::start() {
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        m_ticks = getCurrentTicks();
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    }
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    unsigned int Timer::getElapsedNanoseconds() const {
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        return (unsigned int)(getCurrentTicks() - m_ticks);
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    }
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    unsigned int Timer::getElapsedMilliseconds() const {
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        return (unsigned int)((getCurrentTicks() - m_ticks)/1000);
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    }
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    double Timer::getElapsedSeconds() const {
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        return (getCurrentTicks() - m_ticks)/1000000.0;
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    }
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} // namespace Catch
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#ifdef __clang__
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#pragma clang diagnostic pop
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#endif
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