gwm17/glfw
1
0
Fork 0
mirror of https://github.com/gwm17/glfw.git synced 2024-11-23 10:48:51 -05:00
Code Issues Projects Releases Wiki Activity

Removed superfluous comments.

Browse Source
This commit is contained in:
Camilla Berglund 2011-03-30 15:07:44 +02:00
parent 849977c7b2
commit 671b0f7803
1 changed files with 1 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/win32/win32_time.c
View File

@ -43,27 +43,16 @@ void _glfwInitTimer(void)
{ {
__int64 freq; __int64 freq;
// Check if we have a performance counter
if (QueryPerformanceFrequency((LARGE_INTEGER*) &freq)) if (QueryPerformanceFrequency((LARGE_INTEGER*) &freq))
{ {
// Performance counter is available => use it!
_glfwLibrary.Win32.timer.hasPerformanceCounter = GL_TRUE; _glfwLibrary.Win32.timer.hasPerformanceCounter = GL_TRUE;
// Counter resolution is 1 / counter frequency
_glfwLibrary.Win32.timer.resolution = 1.0 / (double) freq; _glfwLibrary.Win32.timer.resolution = 1.0 / (double) freq;
// Set start time for timer
QueryPerformanceCounter((LARGE_INTEGER*) &_glfwLibrary.Win32.timer.t0_64); QueryPerformanceCounter((LARGE_INTEGER*) &_glfwLibrary.Win32.timer.t0_64);
} }
else else
{ {
// No performace counter available => use the tick counter
_glfwLibrary.Win32.timer.hasPerformanceCounter = GL_FALSE; _glfwLibrary.Win32.timer.hasPerformanceCounter = GL_FALSE;
_glfwLibrary.Win32.timer.resolution = 0.001; // winmm resolution is 1 ms
// Counter resolution is 1 ms
_glfwLibrary.Win32.timer.resolution = 0.001;
// Set start time for timer
_glfwLibrary.Win32.timer.t0_32 = _glfw_timeGetTime(); _glfwLibrary.Win32.timer.t0_32 = _glfw_timeGetTime();
} }
} }
@ -90,7 +79,6 @@ double _glfwPlatformGetTime(void)
else else
t = (double)(_glfw_timeGetTime() - _glfwLibrary.Win32.timer.t0_32); t = (double)(_glfw_timeGetTime() - _glfwLibrary.Win32.timer.t0_32);
// Calculate the current time in seconds
return t * _glfwLibrary.Win32.timer.resolution; return t * _glfwLibrary.Win32.timer.resolution;
} }