56aad76b16
Files built for Win32 must use C89 style declarations for compatibility with VS 2010 and 2012, which are still supported by GLFW.
77 lines
2.5 KiB
C
77 lines
2.5 KiB
C
//========================================================================
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// GLFW 3.4 Win32 - www.glfw.org
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//------------------------------------------------------------------------
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// Copyright (c) 2002-2006 Marcus Geelnard
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// Copyright (c) 2006-2017 Camilla Löwy <elmindreda@glfw.org>
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would
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// be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//
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//========================================================================
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// Please use C89 style variable declarations in this file because VS 2010
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//========================================================================
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#include "internal.h"
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//////////////////////////////////////////////////////////////////////////
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////// GLFW internal API //////
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//////////////////////////////////////////////////////////////////////////
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// Initialise timer
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//
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void _glfwInitTimerWin32(void)
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{
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uint64_t frequency;
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if (QueryPerformanceFrequency((LARGE_INTEGER*) &frequency))
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{
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_glfw.timer.win32.hasPC = GLFW_TRUE;
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_glfw.timer.win32.frequency = frequency;
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}
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else
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{
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_glfw.timer.win32.hasPC = GLFW_FALSE;
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_glfw.timer.win32.frequency = 1000;
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}
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW platform API //////
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//////////////////////////////////////////////////////////////////////////
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uint64_t _glfwPlatformGetTimerValue(void)
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{
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if (_glfw.timer.win32.hasPC)
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{
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uint64_t value;
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QueryPerformanceCounter((LARGE_INTEGER*) &value);
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return value;
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}
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else
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return (uint64_t) timeGetTime();
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}
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uint64_t _glfwPlatformGetTimerFrequency(void)
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{
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return _glfw.timer.win32.frequency;
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}
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