1 files changed, 95 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoavulkaninstance.mm b/src/plugins/platforms/cocoa/qcocoavulkaninstance.mm
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+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or 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.GPL2 and 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-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qcocoavulkaninstance.h"
+#include "qcocoawindow.h"
+
+QT_BEGIN_NAMESPACE
+
+QCocoaVulkanInstance::QCocoaVulkanInstance(QVulkanInstance *instance)
+    : m_instance(instance)
+{
+    loadVulkanLibrary(QStringLiteral("vulkan"));
+}
+
+QCocoaVulkanInstance::~QCocoaVulkanInstance()
+{
+}
+
+void QCocoaVulkanInstance::createOrAdoptInstance()
+{
+    initInstance(m_instance, QByteArrayList());
+}
+
+VkSurfaceKHR *QCocoaVulkanInstance::createSurface(QWindow *window)
+{
+    QCocoaWindow *cocoaWindow = static_cast<QCocoaWindow *>(window->handle());
+    if (cocoaWindow->m_vulkanSurface)
+        destroySurface(cocoaWindow->m_vulkanSurface);
+    cocoaWindow->m_vulkanSurface = createSurface(cocoaWindow->m_view);
+    return &cocoaWindow->m_vulkanSurface;
+}
+
+VkSurfaceKHR QCocoaVulkanInstance::createSurface(NSView *view)
+{
+    if (!m_createSurface) {
+        m_createSurface = reinterpret_cast<PFN_vkCreateMacOSSurfaceMVK>(
+                    m_vkGetInstanceProcAddr(m_vkInst, "vkCreateMacOSSurfaceMVK"));
+    }
+    if (!m_createSurface) {
+        qWarning("Failed to find vkCreateMacOSSurfaceMVK");
+        return m_nullSurface;
+    }
+
+    VkMacOSSurfaceCreateInfoMVK surfaceInfo;
+    surfaceInfo.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK;
+    surfaceInfo.pNext = nullptr;
+    surfaceInfo.flags = 0;
+    surfaceInfo.pView = view;
+
+    VkSurfaceKHR surface = nullptr;
+    VkResult err = m_createSurface(m_vkInst, &surfaceInfo, nullptr, &surface);
+    if (err != VK_SUCCESS)
+        qWarning("Failed to create Vulkan surface: %d", err);
+
+    return surface;
+}
+
+
+QT_END_NAMESPACE