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diff --git a/examples/vulkan/hellovulkanwindow/hellovulkanwindow.cpp b/examples/vulkan/hellovulkanwindow/hellovulkanwindow.cpp
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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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "hellovulkanwindow.h"
+#include <QVulkanFunctions>
+
+//! [0]
+QVulkanWindowRenderer *VulkanWindow::createRenderer()
+{
+ return new VulkanRenderer(this);
+}
+
+VulkanRenderer::VulkanRenderer(QVulkanWindow *w)
+ : m_window(w)
+{
+}
+//! [0]
+
+//! [1]
+void VulkanRenderer::initResources()
+{
+ qDebug("initResources");
+
+ m_devFuncs = m_window->vulkanInstance()->deviceFunctions(m_window->device());
+}
+//! [1]
+
+void VulkanRenderer::initSwapChainResources()
+{
+ qDebug("initSwapChainResources");
+}
+
+void VulkanRenderer::releaseSwapChainResources()
+{
+ qDebug("releaseSwapChainResources");
+}
+
+void VulkanRenderer::releaseResources()
+{
+ qDebug("releaseResources");
+}
+
+//! [2]
+void VulkanRenderer::startNextFrame()
+{
+ m_green += 0.005f;
+ if (m_green > 1.0f)
+ m_green = 0.0f;
+
+ VkClearColorValue clearColor = { 0.0f, m_green, 0.0f, 1.0f };
+ VkClearDepthStencilValue clearDS = { 1.0f, 0 };
+ VkClearValue clearValues[2];
+ memset(clearValues, 0, sizeof(clearValues));
+ clearValues[0].color = clearColor;
+ clearValues[1].depthStencil = clearDS;
+
+ VkRenderPassBeginInfo rpBeginInfo;
+ memset(&rpBeginInfo, 0, sizeof(rpBeginInfo));
+ rpBeginInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
+ rpBeginInfo.renderPass = m_window->defaultRenderPass();
+ rpBeginInfo.framebuffer = m_window->currentFramebuffer();
+ const QSize sz = m_window->swapChainImageSize();
+ rpBeginInfo.renderArea.extent.width = sz.width();
+ rpBeginInfo.renderArea.extent.height = sz.height();
+ rpBeginInfo.clearValueCount = 2;
+ rpBeginInfo.pClearValues = clearValues;
+ VkCommandBuffer cmdBuf = m_window->currentCommandBuffer();
+ m_devFuncs->vkCmdBeginRenderPass(cmdBuf, &rpBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
+
+ // Do nothing else. We will just clear to green, changing the component on
+ // every invocation. This also helps verifying the rate to which the thread
+ // is throttled to. (The elapsed time between startNextFrame calls should
+ // typically be around 16 ms. Note that rendering is 2 frames ahead of what
+ // is displayed.)
+
+ m_devFuncs->vkCmdEndRenderPass(cmdBuf);
+
+ m_window->frameReady();
+ m_window->requestUpdate(); // render continuously, throttled by the presentation rate
+}
+//! [2]