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diff --git a/src/plugins/scenegraph/softwarecontext/renderablenodeupdater.h b/src/plugins/scenegraph/softwarecontext/renderablenodeupdater.h
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+++ b/src/plugins/scenegraph/softwarecontext/renderablenodeupdater.h
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick 2D Renderer module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef RENDERABLENODEUPDATER_H
+#define RENDERABLENODEUPDATER_H
+
+#include "renderablenode.h"
+#include "abstractsoftwarerenderer.h"
+
+#include <private/qsgadaptationlayer_p.h>
+
+#include <QTransform>
+#include <QStack>
+#include <QRectF>
+
+QT_BEGIN_NAMESPACE
+
+namespace SoftwareContext {
+
+class RenderableNodeUpdater : public QSGNodeVisitorEx
+{
+public:
+    RenderableNodeUpdater(AbstractSoftwareRenderer *renderer);
+    virtual ~RenderableNodeUpdater();
+
+    bool visit(QSGTransformNode *) override;
+    void endVisit(QSGTransformNode *) override;
+    bool visit(QSGClipNode *) override;
+    void endVisit(QSGClipNode *) override;
+    bool visit(QSGGeometryNode *) override;
+    void endVisit(QSGGeometryNode *) override;
+    bool visit(QSGOpacityNode *) override;
+    void endVisit(QSGOpacityNode *) override;
+    bool visit(QSGImageNode *) override;
+    void endVisit(QSGImageNode *) override;
+    bool visit(QSGPainterNode *) override;
+    void endVisit(QSGPainterNode *) override;
+    bool visit(QSGRectangleNode *) override;
+    void endVisit(QSGRectangleNode *) override;
+    bool visit(QSGGlyphNode *) override;
+    void endVisit(QSGGlyphNode *) override;
+    bool visit(QSGNinePatchNode *) override;
+    void endVisit(QSGNinePatchNode *) override;
+    bool visit(QSGRootNode *) override;
+    void endVisit(QSGRootNode *) override;
+
+    void updateNodes(QSGNode *node, bool isNodeRemoved = false);
+
+private:
+    struct NodeState {
+        float opacity;
+        QRectF clip;
+        QTransform transform;
+        QSGNode *parent;
+    };
+
+    NodeState currentState(QSGNode *node) const;
+
+    template<class NODE>
+    bool updateRenderableNode(RenderableNode::NodeType type, NODE *node);
+
+    AbstractSoftwareRenderer *m_renderer;
+    QStack<float> m_opacityState;
+    QStack<QRectF> m_clipState;
+    QStack<QTransform> m_transformState;
+    QHash<QSGNode*,NodeState> m_stateMap;
+};
+
+template<class NODE>
+bool RenderableNodeUpdater::updateRenderableNode(RenderableNode::NodeType type, NODE *node)
+{
+    //Check if we already know about node
+    auto renderableNode = m_renderer->renderableNode(node);
+    if (renderableNode == nullptr) {
+        renderableNode = new RenderableNode(type, node);
+        m_renderer->addNodeMapping(node, renderableNode);
+    }
+
+    //Update the node
+    renderableNode->setTransform(m_transformState.top());
+    renderableNode->setOpacity(m_opacityState.top());
+    renderableNode->setClipRect(m_clipState.top());
+
+    renderableNode->update();
+    m_stateMap[node] = currentState(node);
+
+    return true;
+}
+
+} // namespace
+
+QT_END_NAMESPACE
+
+#endif // RENDERABLENODEUPDATER_H