// Returns the time of the most recent number of dropped frames, null on failure.
public int?GetDroppedFrames()
{
if (App.Config.m_SdkMode == SdkMode.SteamVR)
{
SteamVR vr = SteamVR.instance;
if (vr != null)
{
if (vr.compositor.GetFrameTiming(ref m_FrameTiming, 0 /* most recent frame */))
{
return((int)m_FrameTiming.m_nNumDroppedFrames);
}
}
}
else if (App.Config.m_SdkMode == SdkMode.Oculus)
{
#if OCULUS_SUPPORTED
OVRPlugin.AppPerfStats perfStats = OVRPlugin.GetAppPerfStats();
if (perfStats.FrameStatsCount > 0)
{
return(perfStats.FrameStats[0].AppDroppedFrameCount);
}
return(0);
#endif // OCULUS_SUPPORTED
}
return(null);
}
float GetPerformanceScaleFactor()
{
#if UNITY_STANDALONE_WIN || UNITY_EDITOR_WIN
OVRPlugin.AppPerfStats stats = OVRPlugin.GetAppPerfStats();
float scale = Mathf.Sqrt(stats.AdaptiveGpuPerformanceScale);
#else
float scale = 1.0f;
#endif
_gpuScale = Mathf.Clamp(_gpuScale * scale, 0.5f, 2.0f);
return(_gpuScale);
}
