qbasicvulkanplatforminstance_p.h

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// Copyright (C) 2021 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QBASICVULKANPLATFORMINSTANCE_P_H

#define QBASICVULKANPLATFORMINSTANCE_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include <QtGui/qtguiglobal.h>

#include <QtCore/QLibrary>

#include <QtCore/QMutex>

#include <qpa/qplatformvulkaninstance.h>

#include <private/qglobal_p.h>

QT_BEGIN_NAMESPACE

class Q_GUI_EXPORT QBasicPlatformVulkanInstance : public QPlatformVulkanInstance

public:

    QBasicPlatformVulkanInstance();

    ~QBasicPlatformVulkanInstance();

    QVulkanInfoVector<QVulkanLayer> supportedLayers() const override;

    QVulkanInfoVector<QVulkanExtension> supportedExtensions() const override;

    QVersionNumber supportedApiVersion() const override;

    bool isValid() const override;

    VkResult errorCode() const override;

    VkInstance vkInstance() const override;

    QByteArrayList enabledLayers() const override;

    QByteArrayList enabledExtensions() const override;

    PFN_vkVoidFunction getInstanceProcAddr(const char *name) override;

    bool supportsPresent(VkPhysicalDevice physicalDevice, uint32_t queueFamilyIndex, QWindow *window) override;

    void setDebugFilters(const QList<QVulkanInstance::DebugFilter> &filters) override;

    void setDebugUtilsFilters(const QList<QVulkanInstance::DebugUtilsFilter> &filters) override;

    void destroySurface(VkSurfaceKHR surface) const;

    QList<QVulkanInstance::DebugFilter> debugFilters() const;

    QList<QVulkanInstance::DebugUtilsFilter> debugUtilsFilters() const;

protected:

    void loadVulkanLibrary(const QString &defaultLibraryName, int defaultLibraryVersion = -1);

    void init(QLibrary *lib);

    void initInstance(QVulkanInstance *instance, const QByteArrayList &extraExts);

    VkInstance m_vkInst = VK_NULL_HANDLE;

    PFN_vkGetInstanceProcAddr m_vkGetInstanceProcAddr = nullptr;

    PFN_vkGetPhysicalDeviceSurfaceSupportKHR m_getPhysDevSurfaceSupport;

    PFN_vkDestroySurfaceKHR m_destroySurface;

private:

    void setupDebugOutput();

    std::unique_ptr<QLibrary> m_vulkanLib;

    bool m_ownsVkInst = false;

    VkResult m_errorCode = VK_SUCCESS;

    QVulkanInfoVector<QVulkanLayer> m_supportedLayers;

    QVulkanInfoVector<QVulkanExtension> m_supportedExtensions;

    QVersionNumber m_supportedApiVersion;

    QByteArrayList m_enabledLayers;

    QByteArrayList m_enabledExtensions;

    PFN_vkCreateInstance m_vkCreateInstance;

    PFN_vkEnumerateInstanceLayerProperties m_vkEnumerateInstanceLayerProperties;

    PFN_vkEnumerateInstanceExtensionProperties m_vkEnumerateInstanceExtensionProperties;

    PFN_vkDestroyInstance m_vkDestroyInstance;

#ifdef VK_EXT_debug_utils

    VkDebugUtilsMessengerEXT m_debugMessenger = VK_NULL_HANDLE;

    PFN_vkDestroyDebugUtilsMessengerEXT m_vkDestroyDebugUtilsMessengerEXT;

#endif

    mutable QMutex m_debugFilterMutex;

    QList<QVulkanInstance::DebugFilter> m_debugFilters;

    QList<QVulkanInstance::DebugUtilsFilter> m_debugUtilsFilters;

};

QT_END_NAMESPACE

#endif // QBASICVULKANPLATFORMINSTANCE_P_H