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50
51#include <QVulkanWindow>
52#include <QImage>
53
54class VulkanRenderer : public QVulkanWindowRenderer
55{
56public:
57 VulkanRenderer(QVulkanWindow *w);
58
59 void initResources() override;
60 void initSwapChainResources() override;
61 void releaseSwapChainResources() override;
62 void releaseResources() override;
63
64 void startNextFrame() override;
65
66private:
67 VkShaderModule createShader(const QString &name);
68 bool createTexture(const QString &name);
69 bool createTextureImage(const QSize &size, VkImage *image, VkDeviceMemory *mem,
70 VkImageTiling tiling, VkImageUsageFlags usage, uint32_t memIndex);
71 bool writeLinearImage(const QImage &img, VkImage image, VkDeviceMemory memory);
72 void ensureTexture();
73
74 QVulkanWindow *m_window;
75 QVulkanDeviceFunctions *m_devFuncs;
76
77 VkDeviceMemory m_bufMem = VK_NULL_HANDLE;
78 VkBuffer m_buf = VK_NULL_HANDLE;
79 VkDescriptorBufferInfo m_uniformBufInfo[QVulkanWindow::MAX_CONCURRENT_FRAME_COUNT];
80
81 VkDescriptorPool m_descPool = VK_NULL_HANDLE;
82 VkDescriptorSetLayout m_descSetLayout = VK_NULL_HANDLE;
83 VkDescriptorSet m_descSet[QVulkanWindow::MAX_CONCURRENT_FRAME_COUNT];
84
85 VkPipelineCache m_pipelineCache = VK_NULL_HANDLE;
86 VkPipelineLayout m_pipelineLayout = VK_NULL_HANDLE;
87 VkPipeline m_pipeline = VK_NULL_HANDLE;
88
89 VkSampler m_sampler = VK_NULL_HANDLE;
90 VkImage m_texImage = VK_NULL_HANDLE;
91 VkDeviceMemory m_texMem = VK_NULL_HANDLE;
92 bool m_texLayoutPending = false;
93 VkImageView m_texView = VK_NULL_HANDLE;
94 VkImage m_texStaging = VK_NULL_HANDLE;
95 VkDeviceMemory m_texStagingMem = VK_NULL_HANDLE;
96 bool m_texStagingPending = false;
97 QSize m_texSize;
98 VkFormat m_texFormat;
99
100 QMatrix4x4 m_proj;
101 float m_rotation = 0.0f;
102};
103
104class VulkanWindow : public QVulkanWindow
105{
106public:
107 QVulkanWindowRenderer *createRenderer() override;
108};
109

source code of qtbase/examples/vulkan/hellovulkantexture/hellovulkantexture.h