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// Copyright (C) 2017 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
#ifndef QVULKANWINDOW_H
#define QVULKANWINDOW_H
#include <QtGui/qtguiglobal.h>
#if 0
#pragma qt_no_master_include
#pragma qt_sync_skip_header_check
#endif
#if QT_CONFIG(vulkan) || defined(Q_CLANG_QDOC)
#include <QtGui/qvulkaninstance.h>
#include <QtGui/qwindow.h>
#include <QtGui/qimage.h>
#include <QtGui/qmatrix4x4.h>
#include <QtCore/qset.h>
#ifdef Q_CLANG_QDOC
typedef void* VkQueue;
typedef void* VkCommandPool;
typedef void* VkRenderPass;
typedef void* VkCommandBuffer;
typedef void* VkFramebuffer;
typedef int VkPhysicalDeviceProperties;
typedef int VkFormat;
typedef int VkQueueFamilyProperties;
typedef int VkDeviceQueueCreateInfo;
typedef int VkFormat;
typedef int VkSampleCountFlagBits;
#endif
QT_BEGIN_NAMESPACE
class QVulkanWindowPrivate;
class Q_GUI_EXPORT QVulkanWindowRenderer
{
public:
virtual ~QVulkanWindowRenderer();
virtual void preInitResources();
virtual void initResources();
virtual void initSwapChainResources();
virtual void releaseSwapChainResources();
virtual void releaseResources();
virtual void startNextFrame() = 0;
virtual void physicalDeviceLost();
virtual void logicalDeviceLost();
};
class Q_GUI_EXPORT QVulkanWindow : public QWindow
{
Q_OBJECT
Q_DECLARE_PRIVATE(QVulkanWindow)
public:
enum Flag {
PersistentResources = 0x01
};
Q_DECLARE_FLAGS(Flags, Flag)
explicit QVulkanWindow(QWindow *parent = nullptr);
~QVulkanWindow();
void setFlags(Flags flags);
Flags flags() const;
QList<VkPhysicalDeviceProperties> availablePhysicalDevices();
void setPhysicalDeviceIndex(int idx);
QVulkanInfoVector<QVulkanExtension> supportedDeviceExtensions();
void setDeviceExtensions(const QByteArrayList &extensions);
typedef std::function<void(VkPhysicalDeviceFeatures &)> EnabledFeaturesModifier;
void setEnabledFeaturesModifier(const EnabledFeaturesModifier &modifier);
void setPreferredColorFormats(const QList<VkFormat> &formats);
QList<int> supportedSampleCounts();
void setSampleCount(int sampleCount);
typedef std::function<void(const VkQueueFamilyProperties *, uint32_t,
QList<VkDeviceQueueCreateInfo> &)>
QueueCreateInfoModifier;
void setQueueCreateInfoModifier(const QueueCreateInfoModifier &modifier);
bool isValid() const;
virtual QVulkanWindowRenderer *createRenderer();
void frameReady();
VkPhysicalDevice physicalDevice() const;
const VkPhysicalDeviceProperties *physicalDeviceProperties() const;
VkDevice device() const;
VkQueue graphicsQueue() const;
uint32_t graphicsQueueFamilyIndex() const;
VkCommandPool graphicsCommandPool() const;
uint32_t hostVisibleMemoryIndex() const;
uint32_t deviceLocalMemoryIndex() const;
VkRenderPass defaultRenderPass() const;
VkFormat colorFormat() const;
VkFormat depthStencilFormat() const;
QSize swapChainImageSize() const;
VkCommandBuffer currentCommandBuffer() const;
VkFramebuffer currentFramebuffer() const;
int currentFrame() const;
static const int MAX_CONCURRENT_FRAME_COUNT = 3;
int concurrentFrameCount() const;
int swapChainImageCount() const;
int currentSwapChainImageIndex() const;
VkImage swapChainImage(int idx) const;
VkImageView swapChainImageView(int idx) const;
VkImage depthStencilImage() const;
VkImageView depthStencilImageView() const;
VkSampleCountFlagBits sampleCountFlagBits() const;
VkImage msaaColorImage(int idx) const;
VkImageView msaaColorImageView(int idx) const;
bool supportsGrab() const;
QImage grab();
QMatrix4x4 clipCorrectionMatrix();
Q_SIGNALS:
void frameGrabbed(const QImage &image);
protected:
void exposeEvent(QExposeEvent *) override;
void resizeEvent(QResizeEvent *) override;
bool event(QEvent *) override;
private:
Q_DISABLE_COPY(QVulkanWindow)
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QVulkanWindow::Flags)
QT_END_NAMESPACE
#endif // QT_CONFIG(vulkan)
#endif
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