From f8f7271d0bcceb437c9bcc2cc55730566a490e5b Mon Sep 17 00:00:00 2001
From: rnv <rnv@opencascade.com>
Date: Fri, 13 Nov 2020 17:11:31 +0300
Subject: [PATCH] Fix for #19939 [CEA 19938] Black screen after dumping view in
 the VTK Viewer

---
 src/SVTK/SVTK_ViewWindow.cxx | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/SVTK/SVTK_ViewWindow.cxx b/src/SVTK/SVTK_ViewWindow.cxx
index 72b366c88..2c6aaecce 100644
--- a/src/SVTK/SVTK_ViewWindow.cxx
+++ b/src/SVTK/SVTK_ViewWindow.cxx
@@ -1359,13 +1359,13 @@ QImage SVTK_ViewWindow::dumpViewContent()
 
     // draw scene
     aWindow->Render();
-
-    aFrameBuffer.unbind();
+   
+    //aFrameBuffer.unbind();
     glPopAttrib();
 
     QImage anImage( aWidth, aHeight, QImage::Format_RGB32 );
+    //aFrameBuffer.bind();
 
-    aFrameBuffer.bind();
     glReadPixels( 0, 0, aWidth, aHeight, GL_RGBA, GL_UNSIGNED_BYTE, anImage.bits() );
     aFrameBuffer.unbind();
 
-- 
2.39.2