save code

samples/api/texture_loading/texture_loading.h

@@ -47,7 +47,10 @@ class TextureLoading : public ApiVulkanSample
 		VkImageView    view;
 		uint32_t       width, height;
 		uint32_t       mip_levels;
-	} texture;
+	};
+
+	Texture texture = {0};
+	Texture cam_text = {0};
 
 	std::unique_ptr<vkb::core::BufferC> vertex_buffer;
 	std::unique_ptr<vkb::core::BufferC> index_buffer;
@@ -71,7 +74,10 @@ class TextureLoading : public ApiVulkanSample
 	VkPipelineLayout      pipeline_layout;
 	VkDescriptorSet       descriptor_set;
 	VkDescriptorSetLayout descriptor_set_layout;
-
+	static TextureLoading* Get() {
+		return loadTextIns;
+	}
+	static TextureLoading* loadTextIns;
 	TextureLoading();
 	~TextureLoading();
 	virtual void request_gpu_features(vkb::PhysicalDevice &gpu) override;
@@ -90,6 +96,22 @@ class TextureLoading : public ApiVulkanSample
 	virtual void render(float delta_time) override;
 	virtual void view_changed() override;
 	virtual void on_update_ui_overlay(vkb::Drawer &drawer) override;
+
+
+public:
+
+	void processWithVulkan(uint8_t* data, int width, int height, int format, int rowStride, size_t dataSize);
+
+	void createTexture(VkDevice device, VkPhysicalDevice physicalDevice, int width, int height, int format, Texture& texture);
+
+    void updateTexture(VkDevice device, VkPhysicalDevice physicalDevice, VkCommandPool commandPool, VkQueue queue, uint8_t* data, int width, int height, int rowStride, size_t dataSize, Texture& texture);
+
+    // 辅助函数
+    uint32_t findMemoryType(VkPhysicalDevice physicalDevice, uint32_t typeFilter, VkMemoryPropertyFlags properties);
+    VkCommandBuffer beginSingleTimeCommands(VkDevice device, VkCommandPool commandPool);
+    void endSingleTimeCommands(VkDevice device, VkCommandPool commandPool, VkQueue queue, VkCommandBuffer commandBuffer);
+    void transitionImageLayout(VkCommandBuffer commandBuffer, VkImage image, VkImageLayout oldLayout, VkImageLayout newLayout);
+
 };
 
 std::unique_ptr<vkb::Application> create_texture_loading();