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diff --git a/examples/vulkan/hellovulkancubes/renderer.h b/examples/vulkan/hellovulkancubes/renderer.h
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+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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.
+**
+** BSD License Usage
+** Alternatively, 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 The Qt Company Ltd 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef RENDERER_H
+#define RENDERER_H
+
+#include "vulkanwindow.h"
+#include "mesh.h"
+#include "shader.h"
+#include "camera.h"
+#include <QFutureWatcher>
+#include <QMutex>
+
+class Renderer : public QVulkanWindowRenderer
+{
+public:
+    Renderer(VulkanWindow *w, int initialCount);
+
+    void preInitResources() override;
+    void initResources() override;
+    void initSwapChainResources() override;
+    void releaseSwapChainResources() override;
+    void releaseResources() override;
+
+    void startNextFrame() override;
+
+    bool animating() const { return m_animating; }
+    void setAnimating(bool a) { m_animating = a; }
+
+    int instanceCount() const { return m_instCount; }
+    void addNew();
+
+    void yaw(float degrees);
+    void pitch(float degrees);
+    void walk(float amount);
+    void strafe(float amount);
+
+    void setUseLogo(bool b);
+
+private:
+    void createPipelines();
+    void createItemPipeline();
+    void createFloorPipeline();
+    void ensureBuffers();
+    void ensureInstanceBuffer();
+    void getMatrices(QMatrix4x4 *mvp, QMatrix4x4 *model, QMatrix3x3 *modelNormal, QVector3D *eyePos);
+    void writeFragUni(quint8 *p, const QVector3D &eyePos);
+    void buildFrame();
+    void buildDrawCallsForItems();
+    void buildDrawCallsForFloor();
+
+    void markViewProjDirty() { m_vpDirty = m_window->concurrentFrameCount(); }
+
+    VulkanWindow *m_window;
+    QVulkanDeviceFunctions *m_devFuncs;
+
+    bool m_useLogo = false;
+    Mesh m_blockMesh;
+    Mesh m_logoMesh;
+    VkBuffer m_blockVertexBuf = VK_NULL_HANDLE;
+    VkBuffer m_logoVertexBuf = VK_NULL_HANDLE;
+    struct {
+        VkDeviceSize vertUniSize;
+        VkDeviceSize fragUniSize;
+        VkDeviceSize uniMemStartOffset;
+        Shader vs;
+        Shader fs;
+        VkDescriptorPool descPool = VK_NULL_HANDLE;
+        VkDescriptorSetLayout descSetLayout = VK_NULL_HANDLE;
+        VkDescriptorSet descSet;
+        VkPipelineLayout pipelineLayout = VK_NULL_HANDLE;
+        VkPipeline pipeline = VK_NULL_HANDLE;
+    } m_itemMaterial;
+
+    VkBuffer m_floorVertexBuf = VK_NULL_HANDLE;
+    struct {
+        Shader vs;
+        Shader fs;
+        VkPipelineLayout pipelineLayout = VK_NULL_HANDLE;
+        VkPipeline pipeline = VK_NULL_HANDLE;
+    } m_floorMaterial;
+
+    VkDeviceMemory m_bufMem = VK_NULL_HANDLE;
+    VkBuffer m_uniBuf = VK_NULL_HANDLE;
+
+    VkPipelineCache m_pipelineCache = VK_NULL_HANDLE;
+    QFuture<void> m_pipelinesFuture;
+
+    QVector3D m_lightPos;
+    Camera m_cam;
+
+    QMatrix4x4 m_proj;
+    int m_vpDirty = 0;
+    QMatrix4x4 m_floorModel;
+
+    bool m_animating;
+    float m_rotation = 0.0f;
+
+    int m_instCount;
+    int m_preparedInstCount = 0;
+    QByteArray m_instData;
+    VkBuffer m_instBuf = VK_NULL_HANDLE;
+    VkDeviceMemory m_instBufMem = VK_NULL_HANDLE;
+
+    QFutureWatcher<void> m_frameWatcher;
+    bool m_framePending;
+
+    QMutex m_guiMutex;
+};
+
+#endif