diff options
Diffstat (limited to 'src/engine/external/glfw/lib/win32/win32_time.c')
| -rw-r--r-- | src/engine/external/glfw/lib/win32/win32_time.c | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/src/engine/external/glfw/lib/win32/win32_time.c b/src/engine/external/glfw/lib/win32/win32_time.c deleted file mode 100644 index ea35a8e5..00000000 --- a/src/engine/external/glfw/lib/win32/win32_time.c +++ /dev/null @@ -1,146 +0,0 @@ -//======================================================================== -// GLFW - An OpenGL framework -// File: win32_time.c -// Platform: Windows -// API version: 2.6 -// WWW: http://glfw.sourceforge.net -//------------------------------------------------------------------------ -// Copyright (c) 2002-2006 Camilla Berglund -// -// 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" - - -//************************************************************************ -//**** GLFW internal functions **** -//************************************************************************ - -//======================================================================== -// _glfwInitTimer() - Initialise timer -//======================================================================== - -void _glfwInitTimer( void ) -{ - __int64 freq; - - // Check if we have a performance counter - if( QueryPerformanceFrequency( (LARGE_INTEGER *)&freq ) ) - { - // Performance counter is available => use it! - _glfwLibrary.Timer.HasPerformanceCounter = GL_TRUE; - - // Counter resolution is 1 / counter frequency - _glfwLibrary.Timer.Resolution = 1.0 / (double)freq; - - // Set start time for timer - QueryPerformanceCounter( (LARGE_INTEGER *)&_glfwLibrary.Timer.t0_64 ); - } - else - { - // No performace counter available => use the tick counter - _glfwLibrary.Timer.HasPerformanceCounter = GL_FALSE; - - // Counter resolution is 1 ms - _glfwLibrary.Timer.Resolution = 0.001; - - // Set start time for timer - _glfwLibrary.Timer.t0_32 = _glfw_timeGetTime(); - } -} - - -//************************************************************************ -//**** Platform implementation functions **** -//************************************************************************ - -//======================================================================== -// Return timer value in seconds -//======================================================================== - -double _glfwPlatformGetTime( void ) -{ - double t; - __int64 t_64; - - if( _glfwLibrary.Timer.HasPerformanceCounter ) - { - QueryPerformanceCounter( (LARGE_INTEGER *)&t_64 ); - t = (double)(t_64 - _glfwLibrary.Timer.t0_64); - } - else - { - t = (double)(_glfw_timeGetTime() - _glfwLibrary.Timer.t0_32); - } - - // Calculate the current time in seconds - return t * _glfwLibrary.Timer.Resolution; -} - - -//======================================================================== -// Set timer value in seconds -//======================================================================== - -void _glfwPlatformSetTime( double t ) -{ - __int64 t_64; - - if( _glfwLibrary.Timer.HasPerformanceCounter ) - { - QueryPerformanceCounter( (LARGE_INTEGER *)&t_64 ); - _glfwLibrary.Timer.t0_64 = t_64 - (__int64)(t/_glfwLibrary.Timer.Resolution); - } - else - { - _glfwLibrary.Timer.t0_32 = _glfw_timeGetTime() - (int)(t*1000.0); - } -} - - -//======================================================================== -// Put a thread to sleep for a specified amount of time -//======================================================================== - -void _glfwPlatformSleep( double time ) -{ - DWORD t; - - if( time == 0.0 ) - { - t = 0; - } - else if( time < 0.001 ) - { - t = 1; - } - else if( time > 2147483647.0 ) - { - t = 2147483647; - } - else - { - t = (DWORD)(time*1000.0 + 0.5); - } - Sleep( t ); -} - |