From 390f6dd32d50025af5ed3b9f43c5d3bf534706a3 Mon Sep 17 00:00:00 2001
From: Torsten Dreyer <torsten@t3r.de>
Date: Sat, 29 Mar 2014 11:22:34 +0100
Subject: [PATCH] fix wrong computation of delta-t in jpg-httpd

this lead to a screenshot taken on each frame instead of
the defined interval
---
 src/Network/jpg-httpd.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Network/jpg-httpd.cxx b/src/Network/jpg-httpd.cxx
index b3171827c..7a14045c3 100644
--- a/src/Network/jpg-httpd.cxx
+++ b/src/Network/jpg-httpd.cxx
@@ -267,7 +267,7 @@ public:
 void WindowCaptureCallback::ContextData::readPixels()
 {
     osg::Timer_t n = osg::Timer::instance()->tick();
-    double dt = osg::Timer::instance()->delta_s(n, _previousFrameTick);
+    double dt = osg::Timer::instance()->delta_s(_previousFrameTick,n);
     double frameInterval = 1.0 / _httpd->getFrameHz();
     if (dt < frameInterval)
         return;
-- 
2.39.5