| //======================================================================== |
| // GLFW 3.3 macOS - www.glfw.org |
| //------------------------------------------------------------------------ |
| // Copyright (c) 2009-2016 Camilla Löwy <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.timer.ns.frequency = (info.denom * 1e9) / info.numer; |
| } |
| |
| |
| ////////////////////////////////////////////////////////////////////////// |
| ////// GLFW platform API ////// |
| ////////////////////////////////////////////////////////////////////////// |
| |
| uint64_t _glfwPlatformGetTimerValue(void) |
| { |
| return mach_absolute_time(); |
| } |
| |
| uint64_t _glfwPlatformGetTimerFrequency(void) |
| { |
| return _glfw.timer.ns.frequency; |
| } |
| |