From 96ea1903c5a065500a2fc0e3e70a195922613a73 Mon Sep 17 00:00:00 2001
From: elsid <elsid.mail@gmail.com>
Date: Wed, 1 Feb 2023 22:01:53 +0100
Subject: [PATCH] Delay OSG stats reporting for 3 frames

Instead of 2 to make sure GPU draw time taken is always reported.
---
 apps/openmw/engine.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/apps/openmw/engine.cpp b/apps/openmw/engine.cpp
index eeb2d8ae0d..94070527da 100644
--- a/apps/openmw/engine.cpp
+++ b/apps/openmw/engine.cpp
@@ -939,14 +939,16 @@ void OMW::Engine::go()
 
         if (stats)
         {
+            constexpr unsigned statsReportDelay = 3;
             const auto frameNumber = mViewer->getFrameStamp()->getFrameNumber();
-            if (frameNumber >= 2)
+            if (frameNumber >= statsReportDelay)
             {
-                mViewer->getViewerStats()->report(stats, frameNumber - 2);
+                const unsigned reportFrameNumber = frameNumber - statsReportDelay;
+                mViewer->getViewerStats()->report(stats, reportFrameNumber);
                 osgViewer::Viewer::Cameras cameras;
                 mViewer->getCameras(cameras);
                 for (auto camera : cameras)
-                    camera->getStats()->report(stats, frameNumber - 2);
+                    camera->getStats()->report(stats, reportFrameNumber);
             }
         }