Merge branch 'featureSeparateGlew' into 'master'

separate opengl functions

See merge request !2

ObjectTypes/QtWidget/QtWidgetNode.cc

@@ -46,14 +46,14 @@
  *   $Date$                   *
  *                                                                           *
 \*===========================================================================*/
-#include "QtWidgetNode.hh"
-#include <QGLWidget>
+
 #include <ACG/GL/acg_glew.hh>
+#include "QtWidgetNode.hh"
 #include <ACG/Geometry/Types/PlaneT.hh>
+#include <ACG/Utils/ImageConversion.hh>
 
 #include <QApplication>
-
-
+#include <QGLWidget>
 
 
 //== NAMESPACES ===============================================================
@@ -233,7 +233,7 @@ void QtWidgetNode::createTexture()
   widget_->installEventFilter(ef_);
 
   QImage image = pix.toImage();
-  image = QGLWidget::convertToGLFormat( image );
+  image = ACG::Util::convertToGLFormat(image);// QGLWidget::convertToGLFormat( image );
 
   // generate texture
   if (!texID_)