hellovulkantexture.h Example File

hellovulkantexture/hellovulkantexture.h
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 #include <QVulkanWindow>
 #include <QImage>

 class VulkanRenderer : public QVulkanWindowRenderer
 {
 public:
     VulkanRenderer(QVulkanWindow *w);

     void initResources() override;
     void initSwapChainResources() override;
     void releaseSwapChainResources() override;
     void releaseResources() override;

     void startNextFrame() override;

 private:
     VkShaderModule createShader(const QString &name);
     bool createTexture(const QString &name);
     bool createTextureImage(const QSize &size, VkImage *image, VkDeviceMemory *mem,
                             VkImageTiling tiling, VkImageUsageFlags usage, uint32_t memIndex);
     bool writeLinearImage(const QImage &img, VkImage image, VkDeviceMemory memory);
     void ensureTexture();

     QVulkanWindow *m_window;
     QVulkanDeviceFunctions *m_devFuncs;

     VkDeviceMemory m_bufMem = VK_NULL_HANDLE;
     VkBuffer m_buf = VK_NULL_HANDLE;
     VkDescriptorBufferInfo m_uniformBufInfo[QVulkanWindow::MAX_CONCURRENT_FRAME_COUNT];

     VkDescriptorPool m_descPool = VK_NULL_HANDLE;
     VkDescriptorSetLayout m_descSetLayout = VK_NULL_HANDLE;
     VkDescriptorSet m_descSet[QVulkanWindow::MAX_CONCURRENT_FRAME_COUNT];

     VkPipelineCache m_pipelineCache = VK_NULL_HANDLE;
     VkPipelineLayout m_pipelineLayout = VK_NULL_HANDLE;
     VkPipeline m_pipeline = VK_NULL_HANDLE;

     VkSampler m_sampler = VK_NULL_HANDLE;
     VkImage m_texImage = VK_NULL_HANDLE;
     VkDeviceMemory m_texMem = VK_NULL_HANDLE;
     bool m_texLayoutPending = false;
     VkImageView m_texView = VK_NULL_HANDLE;
     VkImage m_texStaging = VK_NULL_HANDLE;
     VkDeviceMemory m_texStagingMem = VK_NULL_HANDLE;
     bool m_texStagingPending = false;
     QSize m_texSize;
     VkFormat m_texFormat;

     QMatrix4x4 m_proj;
     float m_rotation = 0.0f;
 };

 class VulkanWindow : public QVulkanWindow
 {
 public:
     QVulkanWindowRenderer *createRenderer() override;
 };