qt6windows7/tests/manual/examples/vulkan/hellovulkantexture/hellovulkantexture.h

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2023-10-30 06:33:08 +08:00
// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef HELLOVULKANTEXTURE_H
#define HELLOVULKANTEXTURE_H
#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;
};
#endif // HELLOVULKANTEXTURE_H