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| |
| #ifndef QVULKANWINDOW_P_H |
| #define QVULKANWINDOW_P_H |
| |
| #include <QtGui/private/qtguiglobal_p.h> |
| |
| #if QT_CONFIG(vulkan) || defined(Q_CLANG_QDOC) |
| |
| #include "qvulkanwindow.h" |
| #include <QtCore/QHash> |
| #include <private/qwindow_p.h> |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of a number of Qt sources files. This header file may change from |
| // version to version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QVulkanWindowPrivate : public QWindowPrivate |
| { |
| Q_DECLARE_PUBLIC(QVulkanWindow) |
| |
| public: |
| ~QVulkanWindowPrivate(); |
| |
| void ensureStarted(); |
| void init(); |
| void reset(); |
| bool createDefaultRenderPass(); |
| void recreateSwapChain(); |
| uint32_t chooseTransientImageMemType(VkImage img, uint32_t startIndex); |
| bool createTransientImage(VkFormat format, VkImageUsageFlags usage, VkImageAspectFlags aspectMask, |
| VkImage *images, VkDeviceMemory *mem, VkImageView *views, int count); |
| void releaseSwapChain(); |
| void beginFrame(); |
| void endFrame(); |
| bool checkDeviceLost(VkResult err); |
| void addReadback(); |
| void finishBlockingReadback(); |
| |
| enum Status { |
| StatusUninitialized, |
| StatusFail, |
| StatusFailRetry, |
| StatusDeviceReady, |
| StatusReady |
| }; |
| Status status = StatusUninitialized; |
| QVulkanWindowRenderer *renderer = nullptr; |
| QVulkanInstance *inst = nullptr; |
| VkSurfaceKHR surface = VK_NULL_HANDLE; |
| int physDevIndex = 0; |
| QVector<VkPhysicalDevice> physDevs; |
| QVector<VkPhysicalDeviceProperties> physDevProps; |
| QVulkanWindow::Flags flags; |
| QByteArrayList requestedDevExtensions; |
| QHash<VkPhysicalDevice, QVulkanInfoVector<QVulkanExtension> > supportedDevExtensions; |
| QVector<VkFormat> requestedColorFormats; |
| VkSampleCountFlagBits sampleCount = VK_SAMPLE_COUNT_1_BIT; |
| QVulkanWindow::QueueCreateInfoModifier queueCreateInfoModifier; |
| |
| VkDevice dev = VK_NULL_HANDLE; |
| QVulkanDeviceFunctions *devFuncs; |
| uint32_t gfxQueueFamilyIdx; |
| uint32_t presQueueFamilyIdx; |
| VkQueue gfxQueue; |
| VkQueue presQueue; |
| VkCommandPool cmdPool = VK_NULL_HANDLE; |
| VkCommandPool presCmdPool = VK_NULL_HANDLE; |
| uint32_t hostVisibleMemIndex; |
| uint32_t deviceLocalMemIndex; |
| VkFormat colorFormat; |
| VkColorSpaceKHR colorSpace; |
| VkFormat dsFormat = VK_FORMAT_D24_UNORM_S8_UINT; |
| |
| PFN_vkCreateSwapchainKHR vkCreateSwapchainKHR = nullptr; |
| PFN_vkDestroySwapchainKHR vkDestroySwapchainKHR; |
| PFN_vkGetSwapchainImagesKHR vkGetSwapchainImagesKHR; |
| PFN_vkAcquireNextImageKHR vkAcquireNextImageKHR; |
| PFN_vkQueuePresentKHR vkQueuePresentKHR; |
| PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR vkGetPhysicalDeviceSurfaceCapabilitiesKHR = nullptr; |
| PFN_vkGetPhysicalDeviceSurfaceFormatsKHR vkGetPhysicalDeviceSurfaceFormatsKHR; |
| |
| static const int MAX_SWAPCHAIN_BUFFER_COUNT = 3; |
| static const int MAX_FRAME_LAG = QVulkanWindow::MAX_CONCURRENT_FRAME_COUNT; |
| // QVulkanWindow only supports the always available FIFO mode. The |
| // rendering thread will get throttled to the presentation rate (vsync). |
| // This is in effect Example 5 from the VK_KHR_swapchain spec. |
| VkPresentModeKHR presentMode = VK_PRESENT_MODE_FIFO_KHR; |
| int swapChainBufferCount = 2; |
| int frameLag = 2; |
| |
| QSize swapChainImageSize; |
| VkSwapchainKHR swapChain = VK_NULL_HANDLE; |
| bool swapChainSupportsReadBack = false; |
| |
| struct ImageResources { |
| VkImage image = VK_NULL_HANDLE; |
| VkImageView imageView = VK_NULL_HANDLE; |
| VkCommandBuffer cmdBuf = VK_NULL_HANDLE; |
| VkFence cmdFence = VK_NULL_HANDLE; |
| bool cmdFenceWaitable = false; |
| VkFramebuffer fb = VK_NULL_HANDLE; |
| VkCommandBuffer presTransCmdBuf = VK_NULL_HANDLE; |
| VkImage msaaImage = VK_NULL_HANDLE; |
| VkImageView msaaImageView = VK_NULL_HANDLE; |
| } imageRes[MAX_SWAPCHAIN_BUFFER_COUNT]; |
| |
| VkDeviceMemory msaaImageMem = VK_NULL_HANDLE; |
| |
| uint32_t currentImage; |
| |
| struct FrameResources { |
| VkFence fence = VK_NULL_HANDLE; |
| bool fenceWaitable = false; |
| VkSemaphore imageSem = VK_NULL_HANDLE; |
| VkSemaphore drawSem = VK_NULL_HANDLE; |
| VkSemaphore presTransSem = VK_NULL_HANDLE; |
| bool imageAcquired = false; |
| bool imageSemWaitable = false; |
| } frameRes[MAX_FRAME_LAG]; |
| |
| uint32_t currentFrame; |
| |
| VkRenderPass defaultRenderPass = VK_NULL_HANDLE; |
| |
| VkDeviceMemory dsMem = VK_NULL_HANDLE; |
| VkImage dsImage = VK_NULL_HANDLE; |
| VkImageView dsView = VK_NULL_HANDLE; |
| |
| bool framePending = false; |
| bool frameGrabbing = false; |
| QImage frameGrabTargetImage; |
| VkImage frameGrabImage = VK_NULL_HANDLE; |
| VkDeviceMemory frameGrabImageMem = VK_NULL_HANDLE; |
| |
| QMatrix4x4 m_clipCorrect; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_CONFIG(vulkan) |
| |
| #endif |