1//======================================================================== 2// GLFW 3.5 Win32 - www.glfw.org 3//------------------------------------------------------------------------ 4// Copyright (c) 2002-2006 Marcus Geelnard 5// Copyright (c) 2006-2017 Camilla Löwy <elmindreda@glfw.org> 6// 7// This software is provided 'as-is', without any express or implied 8// warranty. In no event will the authors be held liable for any damages 9// arising from the use of this software. 10// 11// Permission is granted to anyone to use this software for any purpose, 12// including commercial applications, and to alter it and redistribute it 13// freely, subject to the following restrictions: 14// 15// 1. The origin of this software must not be misrepresented; you must not 16// claim that you wrote the original software. If you use this software 17// in a product, an acknowledgment in the product documentation would 18// be appreciated but is not required. 19// 20// 2. Altered source versions must be plainly marked as such, and must not 21// be misrepresented as being the original software. 22// 23// 3. This notice may not be removed or altered from any source 24// distribution. 25// 26//======================================================================== 27 28#include "internal.h" 29 30#if defined(GLFW_BUILD_WIN32_TIMER) 31 32////////////////////////////////////////////////////////////////////////// 33////// GLFW platform API ////// 34////////////////////////////////////////////////////////////////////////// 35 36void _glfwPlatformInitTimer(void) 37{ 38 QueryPerformanceFrequency((LARGE_INTEGER*) &_glfw.timer.win32.frequency); 39} 40 41uint64_t _glfwPlatformGetTimerValue(void) 42{ 43 uint64_t value; 44 QueryPerformanceCounter((LARGE_INTEGER*) &value); 45 return value; 46} 47 48uint64_t _glfwPlatformGetTimerFrequency(void) 49{ 50 return _glfw.timer.win32.frequency; 51} 52 53#endif // GLFW_BUILD_WIN32_TIMER 54 55