parent
8e99996321
commit
f312b5e386
1 changed files with 0 additions and 98 deletions
@ -1,98 +0,0 @@ |
|||||||
//========================================================================
|
|
||||||
// GLFW 3.1 X11 - www.glfw.org
|
|
||||||
//------------------------------------------------------------------------
|
|
||||||
// Copyright (c) 2002-2006 Marcus Geelnard
|
|
||||||
// Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.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 <sys/time.h> |
|
||||||
#include <time.h> |
|
||||||
|
|
||||||
|
|
||||||
// Return raw time
|
|
||||||
//
|
|
||||||
static uint64_t getRawTime(void) |
|
||||||
{ |
|
||||||
#if defined(CLOCK_MONOTONIC) |
|
||||||
if (_glfw.x11.timer.monotonic) |
|
||||||
{ |
|
||||||
struct timespec ts; |
|
||||||
|
|
||||||
clock_gettime(CLOCK_MONOTONIC, &ts); |
|
||||||
return (uint64_t) ts.tv_sec * (uint64_t) 1000000000 + (uint64_t) ts.tv_nsec; |
|
||||||
} |
|
||||||
else |
|
||||||
#endif |
|
||||||
{ |
|
||||||
struct timeval tv; |
|
||||||
|
|
||||||
gettimeofday(&tv, NULL); |
|
||||||
return (uint64_t) tv.tv_sec * (uint64_t) 1000000 + (uint64_t) tv.tv_usec; |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
|
|
||||||
//////////////////////////////////////////////////////////////////////////
|
|
||||||
////// GLFW internal API //////
|
|
||||||
//////////////////////////////////////////////////////////////////////////
|
|
||||||
|
|
||||||
// Initialise timer
|
|
||||||
//
|
|
||||||
void _glfwInitTimer(void) |
|
||||||
{ |
|
||||||
#if defined(CLOCK_MONOTONIC) |
|
||||||
struct timespec ts; |
|
||||||
|
|
||||||
if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) |
|
||||||
{ |
|
||||||
_glfw.x11.timer.monotonic = GL_TRUE; |
|
||||||
_glfw.x11.timer.resolution = 1e-9; |
|
||||||
} |
|
||||||
else |
|
||||||
#endif |
|
||||||
{ |
|
||||||
_glfw.x11.timer.resolution = 1e-6; |
|
||||||
} |
|
||||||
|
|
||||||
_glfw.x11.timer.base = getRawTime(); |
|
||||||
} |
|
||||||
|
|
||||||
|
|
||||||
//////////////////////////////////////////////////////////////////////////
|
|
||||||
////// GLFW platform API //////
|
|
||||||
//////////////////////////////////////////////////////////////////////////
|
|
||||||
|
|
||||||
double _glfwPlatformGetTime(void) |
|
||||||
{ |
|
||||||
return (double) (getRawTime() - _glfw.x11.timer.base) * |
|
||||||
_glfw.x11.timer.resolution; |
|
||||||
} |
|
||||||
|
|
||||||
void _glfwPlatformSetTime(double time) |
|
||||||
{ |
|
||||||
_glfw.x11.timer.base = getRawTime() - |
|
||||||
(uint64_t) (time / _glfw.x11.timer.resolution); |
|
||||||
} |
|
||||||
|
|
Loading…
Reference in New Issue