diff options
author | sanine <sanine.not@pm.me> | 2022-04-16 11:55:09 -0500 |
---|---|---|
committer | sanine <sanine.not@pm.me> | 2022-04-16 11:55:09 -0500 |
commit | db81b925d776103326128bf629cbdda576a223e7 (patch) | |
tree | 58bea8155c686733310009f6bed7363f91fbeb9d /libs/assimp/contrib/Open3DGC/o3dgcTimer.h | |
parent | 55860037b14fb3893ba21cf2654c83d349cc1082 (diff) |
move 3rd-party librarys into libs/ and add built-in honeysuckle
Diffstat (limited to 'libs/assimp/contrib/Open3DGC/o3dgcTimer.h')
-rw-r--r-- | libs/assimp/contrib/Open3DGC/o3dgcTimer.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/libs/assimp/contrib/Open3DGC/o3dgcTimer.h b/libs/assimp/contrib/Open3DGC/o3dgcTimer.h new file mode 100644 index 0000000..f5ed0c8 --- /dev/null +++ b/libs/assimp/contrib/Open3DGC/o3dgcTimer.h @@ -0,0 +1,136 @@ +/* +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 |