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glfw/src/cocoa_time.c
Camilla Berglund 8d6f265441 Update default name from OS X to macOS
Note that earlier releases are still referred to by their proper names;
OS X <version> or Mac OS X <version>.
2016-10-20 00:53:37 +02:00

61 lines
2.0 KiB
C

//========================================================================
// GLFW 3.3 macOS - www.glfw.org
//------------------------------------------------------------------------
// Copyright (c) 2009-2016 Camilla Berglund <elmindreda@glfw.org>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would
// be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not
// be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
//========================================================================
#include "internal.h"
#include <mach/mach_time.h>
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
// Initialise timer
//
void _glfwInitTimerNS(void)
{
mach_timebase_info_data_t info;
mach_timebase_info(&info);
_glfw.ns_time.frequency = (info.denom * 1e9) / info.numer;
}
//////////////////////////////////////////////////////////////////////////
////// GLFW platform API //////
//////////////////////////////////////////////////////////////////////////
uint64_t _glfwPlatformGetTimerValue(void)
{
return mach_absolute_time();
}
uint64_t _glfwPlatformGetTimerFrequency(void)
{
return _glfw.ns_time.frequency;
}