/src/assimp/contrib/Open3DGC/o3dgcTimer.h

Source (jump to first uncovered line)
/*
Copyright (c) 2013 Khaled Mammou - Advanced Micro Devices, Inc.

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/

#pragma once
#ifndef O3DGC_TIMER_H
#define O3DGC_TIMER_H

#include "o3dgcCommon.h"

#ifdef _WIN32
/* Thank you, Microsoft, for file WinDef.h with min/max redefinition. */
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include <windows.h>
#elif __APPLE__
#include <mach/clock.h>
#include <mach/mach.h>
#else
#include <time.h>
#include <sys/time.h>
#endif



namespace o3dgc
{
#ifdef _WIN32
    class Timer
    {
    public: 
        Timer(void)
        {
            m_start.QuadPart = 0;
            m_stop.QuadPart  = 0;
            QueryPerformanceFrequency( &m_freq ) ;
        };
        ~Timer(void){};
        void Tic() 
        {
            QueryPerformanceCounter(&m_start) ;
        }
        void Toc() 
        {
            QueryPerformanceCounter(&m_stop);
        }
        double GetElapsedTime() // in ms
        {
            LARGE_INTEGER delta;
            delta.QuadPart = m_stop.QuadPart - m_start.QuadPart;
            return (1000.0 * delta.QuadPart) / (double)m_freq.QuadPart;
        }
    private:
        LARGE_INTEGER m_start;
        LARGE_INTEGER m_stop;
        LARGE_INTEGER m_freq;

    };
#elif __APPLE__
    class Timer
    {
    public: 
        Timer(void)
        {
            memset(this, 0, sizeof(Timer));
            host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, & m_cclock);
        };
        ~Timer(void)
        {
            mach_port_deallocate(mach_task_self(),  m_cclock);
        };
        void Tic() 
        {
            clock_get_time( m_cclock, &m_start);
        }
        void Toc() 
        {
            clock_get_time( m_cclock, &m_stop);
        }
        double GetElapsedTime() // in ms
        {
            return 1000.0 * (m_stop.tv_sec - m_start.tv_sec + (1.0E-9) * (m_stop.tv_nsec - m_start.tv_nsec));
        }
    private:
        clock_serv_t    m_cclock;
        mach_timespec_t m_start;
        mach_timespec_t m_stop;
    };
#else
    class Timer
    {
    public: 
        Timer(void)
        {
            memset(this, 0, sizeof(Timer));
        };
        ~Timer(void){};
        void Tic() 
        {
            clock_gettime(CLOCK_REALTIME, &m_start);
        }
        void Toc() 
        {
            clock_gettime(CLOCK_REALTIME, &m_stop);
        }
        double GetElapsedTime() // in ms
        {
            return 1000.0 * (m_stop.tv_sec - m_start.tv_sec + (1.0E-9) * (m_stop.tv_nsec - m_start.tv_nsec));
        }
    private:
         struct timespec m_start;
         struct timespec m_stop;
    };
#endif

}
#endif // O3DGC_TIMER_H

Line	Count	Source (jump to first uncovered line)
1		/*
2		Copyright (c) 2013 Khaled Mammou - Advanced Micro Devices, Inc.
3
4		Permission is hereby granted, free of charge, to any person obtaining a copy
5		of this software and associated documentation files (the "Software"), to deal
6		in the Software without restriction, including without limitation the rights
7		to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8		copies of the Software, and to permit persons to whom the Software is
9		furnished to do so, subject to the following conditions:
10
11		The above copyright notice and this permission notice shall be included in
12		all copies or substantial portions of the Software.
13
14		THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15		IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16		FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17		AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18		LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19		OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20		THE SOFTWARE.
21		*/
22
23		#pragma once
24		#ifndef O3DGC_TIMER_H
25		#define O3DGC_TIMER_H
26
27		#include "o3dgcCommon.h"
28
29		#ifdef _WIN32
30		/* Thank you, Microsoft, for file WinDef.h with min/max redefinition. */
31		#ifndef NOMINMAX
32		#define NOMINMAX
33		#endif
34		#include <windows.h>
35		#elif __APPLE__
36		#include <mach/clock.h>
37		#include <mach/mach.h>
38		#else
39		#include <time.h>
40		#include <sys/time.h>
41		#endif
42
43
44
45		namespace o3dgc
46		{
47		#ifdef _WIN32
48		class Timer
49		{
50		public:
51		Timer(void)
52		{
53		m_start.QuadPart = 0;
54		m_stop.QuadPart = 0;
55		QueryPerformanceFrequency( &m_freq ) ;
56		};
57		~Timer(void){};
58		void Tic()
59		{
60		QueryPerformanceCounter(&m_start) ;
61		}
62		void Toc()
63		{
64		QueryPerformanceCounter(&m_stop);
65		}
66		double GetElapsedTime() // in ms
67		{
68		LARGE_INTEGER delta;
69		delta.QuadPart = m_stop.QuadPart - m_start.QuadPart;
70		return (1000.0 * delta.QuadPart) / (double)m_freq.QuadPart;
71		}
72		private:
73		LARGE_INTEGER m_start;
74		LARGE_INTEGER m_stop;
75		LARGE_INTEGER m_freq;
76
77		};
78		#elif __APPLE__
79		class Timer
80		{
81		public:
82		Timer(void)
83		{
84		memset(this, 0, sizeof(Timer));
85		host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, & m_cclock);
86		};
87		~Timer(void)
88		{
89		mach_port_deallocate(mach_task_self(), m_cclock);
90		};
91		void Tic()
92		{
93		clock_get_time( m_cclock, &m_start);
94		}
95		void Toc()
96		{
97		clock_get_time( m_cclock, &m_stop);
98		}
99		double GetElapsedTime() // in ms
100		{
101		return 1000.0 * (m_stop.tv_sec - m_start.tv_sec + (1.0E-9) * (m_stop.tv_nsec - m_start.tv_nsec));
102		}
103		private:
104		clock_serv_t m_cclock;
105		mach_timespec_t m_start;
106		mach_timespec_t m_stop;
107		};
108		#else
109		class Timer
110		{
111		public:
112		Timer(void)
113	0	{
114	0	memset(this, 0, sizeof(Timer));
115	0	};
116	0	~Timer(void){};
117		void Tic()
118	0	{
119	0	clock_gettime(CLOCK_REALTIME, &m_start);
120	0	}
121		void Toc()
122	0	{
123	0	clock_gettime(CLOCK_REALTIME, &m_stop);
124	0	}
125		double GetElapsedTime() // in ms
126	0	{
127	0	return 1000.0 * (m_stop.tv_sec - m_start.tv_sec + (1.0E-9) * (m_stop.tv_nsec - m_start.tv_nsec));
128	0	}
129		private:
130		struct timespec m_start;
131		struct timespec m_stop;
132		};
133		#endif
134
135		}
136		#endif // O3DGC_TIMER_H

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Created: 2024-08-02 07:04