cocoa_time.c
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1 //========================================================================
2 // GLFW 3.3 macOS - www.glfw.org
3 //------------------------------------------------------------------------
4 // Copyright (c) 2009-2016 Camilla Löwy <elmindreda@glfw.org>
5 //
6 // This software is provided 'as-is', without any express or implied
7 // warranty. In no event will the authors be held liable for any damages
8 // arising from the use of this software.
9 //
10 // Permission is granted to anyone to use this software for any purpose,
11 // including commercial applications, and to alter it and redistribute it
12 // freely, subject to the following restrictions:
13 //
14 // 1. The origin of this software must not be misrepresented; you must not
15 // claim that you wrote the original software. If you use this software
16 // in a product, an acknowledgment in the product documentation would
17 // be appreciated but is not required.
18 //
19 // 2. Altered source versions must be plainly marked as such, and must not
20 // be misrepresented as being the original software.
21 //
22 // 3. This notice may not be removed or altered from any source
23 // distribution.
24 //
25 //========================================================================
26 
27 #include "internal.h"
28 
29 #include <mach/mach_time.h>
30 
31 
35 
36 // Initialise timer
37 //
38 void _glfwInitTimerNS(void)
39 {
40  mach_timebase_info_data_t info;
41  mach_timebase_info(&info);
42 
43  _glfw.timer.ns.frequency = (info.denom * 1e9) / info.numer;
44 }
45 
46 
50 
52 {
53  return mach_absolute_time();
54 }
55 
57 {
58  return _glfw.timer.ns.frequency;
59 }
60 
_glfwInitTimerNS
void _glfwInitTimerNS(void)
Definition: cocoa_time.c:38
_glfwPlatformGetTimerFrequency
uint64_t _glfwPlatformGetTimerFrequency(void)
Definition: cocoa_time.c:56
uint64_t
unsigned __int64 uint64_t
Definition: stdint.h:90
fps.info
info
Definition: fps.py:50
internal.h
_glfw
_GLFWlibrary _glfw
Definition: init.c:44
_GLFWlibrary::timer
struct _GLFWlibrary::@27 timer
_glfwPlatformGetTimerValue
uint64_t _glfwPlatformGetTimerValue(void)
Definition: cocoa_time.c:51


librealsense2
Author(s): LibRealSense ROS Team
autogenerated on Fri Aug 2 2024 08:30:01