From f0c6323685f8f617cc7c476b3fedd541ea3f4e9a Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Wed, 24 Jan 2018 12:38:28 +0000
Subject: [PATCH] Don't update buffer viewer display if we just mousemove
 without clicking

---
 qrenderdoc/Windows/BufferViewer.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/qrenderdoc/Windows/BufferViewer.cpp b/qrenderdoc/Windows/BufferViewer.cpp
index b309e509f..2710cc008 100644
--- a/qrenderdoc/Windows/BufferViewer.cpp
+++ b/qrenderdoc/Windows/BufferViewer.cpp
@@ -2543,7 +2543,11 @@ void BufferViewer::render_mouseMove(QMouseEvent *e)
   if(e->buttons() & Qt::RightButton)
     render_clicked(e);
 
-  INVOKE_MEMFN(RT_UpdateAndDisplay);
+  // display if any mouse buttons are held while moving.
+  if(e->buttons() != Qt::NoButton)
+  {
+    INVOKE_MEMFN(RT_UpdateAndDisplay);
+  }
 }
 
 void BufferViewer::render_clicked(QMouseEvent *e)