From e52611bc00698aa24a2efd85d495f3826e5919af Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Mon, 12 Jun 2017 23:27:07 +0200
Subject: logic/tracker: add multimedia timer again

---
 logic/tracker.cpp | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'logic')

diff --git a/logic/tracker.cpp b/logic/tracker.cpp
index 24eaa6ad..ffa3eff4 100644
--- a/logic/tracker.cpp
+++ b/logic/tracker.cpp
@@ -358,9 +358,9 @@ void Tracker::logic()
 
 void Tracker::run()
 {
-    setPriority(QThread::HighPriority);
-    setPriority(QThread::HighestPriority);
-    setPriority(QThread::TimeCriticalPriority);
+#if defined _WIN32
+    const MMRESULT mmres = timeBeginPeriod(1);
+#endif
 
     {
         static constexpr const char* posechannels[6] = { "TX", "TY", "TZ", "Yaw", "Pitch", "Roll" };
@@ -414,6 +414,11 @@ void Tracker::run()
         m(i).spline_main.set_tracking_active(false);
         m(i).spline_alt.set_tracking_active(false);
     }
+
+#if defined _WIN32
+    if (mmres == 0)
+        (void) timeEndPeriod(1);
+#endif
 }
 
 void Tracker::raw_and_mapped_pose(double* mapped, double* raw) const
-- 
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