diff options
Diffstat (limited to 'facetracknoir/timer.hpp')
-rw-r--r-- | facetracknoir/timer.hpp | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/facetracknoir/timer.hpp b/facetracknoir/timer.hpp deleted file mode 100644 index 628365c9..00000000 --- a/facetracknoir/timer.hpp +++ /dev/null @@ -1,68 +0,0 @@ -#pragma once -#include <ctime> -#if defined (_WIN32) -# include <windows.h> -static inline void opentrack_clock_gettime(int, struct timespec* ts) -{ - static LARGE_INTEGER freq; - - if (!freq.QuadPart) - (void) QueryPerformanceFrequency(&freq); - - LARGE_INTEGER d; - - (void) QueryPerformanceCounter(&d); - - d.QuadPart *= 1000000000L; - d.QuadPart /= freq.QuadPart; - - ts->tv_sec = d.QuadPart / 1000000000L; - ts->tv_nsec = d.QuadPart % 1000000000L; -} -# define clock_gettime opentrack_clock_gettime -#else -# if defined(__MACH__) -# define CLOCK_MONOTONIC 0 -# include <inttypes.h> -# include <mach/mach_time.h> -static inline void clock_gettime(int, struct timespec* ts) -{ - static mach_timebase_info_data_t sTimebaseInfo; - uint64_t state, nsec; - if ( sTimebaseInfo.denom == 0 ) { - (void) mach_timebase_info(&sTimebaseInfo); - } - state = mach_absolute_time(); - nsec = state * sTimebaseInfo.numer / sTimebaseInfo.denom; - ts->tv_sec = nsec / 1000000000L; - ts->tv_nsec = nsec % 1000000000L; -} -# endif -#endif -class Timer { -private: - struct timespec state; - long conv(const struct timespec& cur) - { - return (cur.tv_sec - state.tv_sec) * 1000000000L + (cur.tv_nsec - state.tv_nsec); - } -public: - Timer() { - start(); - } - long start() { - struct timespec cur; - (void) clock_gettime(CLOCK_MONOTONIC, &cur); - long ret = conv(cur); - state = cur; - return ret; - } - long elapsed() { - struct timespec cur; - (void) clock_gettime(CLOCK_MONOTONIC, &cur); - return conv(cur); - } - long elapsed_ms() { - return elapsed() / 1000000L; - } -}; |