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authorStanislaw Halik <sthalik@misaki.pl>2015-07-25 07:27:03 +0200
committerStanislaw Halik <sthalik@misaki.pl>2015-07-25 07:49:19 +0200
commit24538cf3a3a91481851618791b11be81437563e4 (patch)
tree4bcc9b97721170829038fe778633382c3e8754bc /opentrack/timer.hpp
parent0f445ac2661b5454d491936bb780196b13d1f4ea (diff)
move portability classes to compat library
Diffstat (limited to 'opentrack/timer.hpp')
-rw-r--r--opentrack/timer.hpp75
1 files changed, 0 insertions, 75 deletions
diff --git a/opentrack/timer.hpp b/opentrack/timer.hpp
deleted file mode 100644
index fd710499..00000000
--- a/opentrack/timer.hpp
+++ /dev/null
@@ -1,75 +0,0 @@
-/* Copyright (c) 2014-2015, Stanislaw Halik <sthalik@misaki.pl>
-
- * Permission to use, copy, modify, and/or distribute this
- * software for any purpose with or without fee is hereby granted,
- * provided that the above copyright notice and this permission
- * notice appear in all copies.
- */
-
-#pragma once
-#include <ctime>
-#if defined (_WIN32)
-# include <windows.h>
-# ifndef CLOCK_MONOTONIC
-# define CLOCK_MONOTONIC -1
-# endif
-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();
- }
- void start() {
- (void) clock_gettime(CLOCK_MONOTONIC, &state);
- }
- long elapsed() {
- struct timespec cur;
- (void) clock_gettime(CLOCK_MONOTONIC, &cur);
- return conv(cur);
- }
- long elapsed_ms() {
- return elapsed() / 1000000L;
- }
-};