Fix usleep implementation for Windows

https://stackoverflow.com/questions/5801813/c-usleep-is-obsolete-workarounds-for-windows-mingw

1 files changed, 1 insertions, 5 deletions

diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index d91d2d3f4c..94e8fabcb2 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -1545,11 +1545,7 @@ bool LLAppViewer::doFrame()
             if(fpsLimitSleepFor)
             {
 #if LL_WINDOWS
-                U64 time1 = 0, time2 = 0;
-                QueryPerformanceCounter((LARGE_INTEGER *)&time1);
-                do {
-                    QueryPerformanceCounter((LARGE_INTEGER *)&time2);
-                } while ((time2-time1) < fpsLimitSleepFor);
+                std::this_thread::sleep_for(std::chrono::microseconds(fpsLimitSleepFor));
 #else
                 usleep(fpsLimitSleepFor);
 #endif