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diff --git a/examples/qt3d/tutorials/converting/converting.cpp b/examples/qt3d/tutorials/converting/converting.cpp
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+++ b/examples/qt3d/tutorials/converting/converting.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtQuick3D examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [includes]
+#include <QApplication>
+#include <QtOpenGL/qgl.h>
+#include "qglpainter.h"
+//! [includes]
+
+//! [class-defn]
+class TutorialWidget : public QGLWidget
+{
+    Q_OBJECT
+public:
+    TutorialWidget(QWidget *parent=0) : QGLWidget(parent) {}
+
+protected:
+    void paintGL();
+};
+//! [class-defn]
+
+//! [paintGL]
+//! [clear-window]
+void TutorialWidget::paintGL()
+{
+    QGLPainter painter(this);
+
+    painter.setClearColor(palette().color(backgroundRole()));
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+//! [clear-window]
+
+//! [set-matrices]
+    QMatrix4x4 projm;
+    projm.ortho(rect());
+    painter.projectionMatrix() = projm;
+
+    painter.modelViewMatrix().setToIdentity();
+//! [set-matrices]
+
+//! [draw-all]
+//! [set-effect]
+    painter.setStandardEffect(QGL::FlatColor);
+    painter.setColor(QColor(170, 202, 0, 255));
+//! [set-effect]
+
+//! [create-vertex-array]
+    QVector3DArray vertices;
+    vertices.append(60.0f,  10.0f,  0.0f);
+    vertices.append(110.0f, 110.0f, 0.0f);
+    vertices.append(10.0f,  110.0f, 0.0f);
+//! [create-vertex-array]
+
+//! [draw]
+    painter.clearAttributes();
+    painter.setVertexAttribute(QGL::Position, vertices);
+    painter.draw(QGL::Triangles, 3);
+//! [draw]
+//! [draw-all]
+}
+//! [paintGL]
+
+//! [main]
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+    TutorialWidget widget;
+    widget.show();
+    return app.exec();
+}
+//! [main]
+
+#include "converting.moc"