清理cpp 内容，只保留主文件。CMakeLists.txt 采用根目录的。

2025-10-16 14:32:16 +08:00
parent 550f8bb868
commit 96ac7b4b0d
9 changed files with 930 additions and 0 deletions
@@ -0,0 +1,118 @@
+
+#pragma once
+
+#define GLFW_INCLUDE_VULKAN
+#include <GLFW/glfw3.h>
+#include <fstream>
+#include <iostream>
+#include <iostream>
+#include <stdexcept>
+#include <cstdlib>
+#include <vector>
+#include <optional>
+#include <set>
+
+struct QueueFamilyIndices {
+    std::optional<uint32_t> graphicsFamily;
+    std::optional<uint32_t> presentFamily;
+
+    bool isComplete() {
+        return graphicsFamily.has_value() && presentFamily.has_value();
+    }
+};
+
+class HelloTriangleApplication
+{
+private:
+    std::vector<char> readFile(const std::string &enginePath)
+    {
+        std::ifstream file{enginePath, std::ios::ate | std::ios::binary};
+
+        if (!file.is_open())
+        {
+            throw std::runtime_error("failed to open file: " + enginePath);
+        }
+
+        size_t fileSize = static_cast<size_t>(file.tellg());
+        std::vector<char> buffer(fileSize);
+
+        file.seekg(0);
+        file.read(buffer.data(), fileSize);
+        file.close();
+        return buffer;
+    }
+    VkShaderModule createShaderModule(const std::vector<char> &code)
+    {
+        VkShaderModuleCreateInfo createInfo{};
+        createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
+        createInfo.codeSize = code.size();
+        createInfo.pCode = reinterpret_cast<const uint32_t *>(code.data());
+
+        VkShaderModule shaderModule;
+        if (vkCreateShaderModule(device, &createInfo, nullptr, &shaderModule) != VK_SUCCESS)
+        {
+            throw std::runtime_error("failed to create shader module!");
+        }
+
+        return shaderModule;
+    }
+
+public:
+    void run();
+
+private:
+    GLFWwindow *window;
+    VkInstance instance;
+
+    void initWindow();
+    void createSurface();
+    void initVulkan();
+    void mainLoop();
+    void cleanup();
+    void createInstance();
+    void createImageViews();
+    void createFramebuffers();
+    void createCommandPool();
+    void createCommandBuffer();
+    void setupDebugMessenger();
+    void pickPhysicalDevice();
+    QueueFamilyIndices findQueueFamilies(VkPhysicalDevice device);
+    bool isDeviceSuitable(VkPhysicalDevice device);
+    bool checkSwapChainSupport(VkPhysicalDevice device);
+    bool checkDeviceExtensionSupport(VkPhysicalDevice device);
+    bool checkValidationLayerSupport();
+    void createLogicalDevice();
+    void createSwapChain();
+    void createPipelineLayout();
+    void createGraphicsPipeline();
+    void createRenderPass();
+    void recordCommandBuffer(VkCommandBuffer commandBuffer, uint32_t imageIndex);
+    void createSyncObjects();
+    void drawFrame();
+private:
+    VkPhysicalDevice physicalDevice = VK_NULL_HANDLE; // 物理设备
+    VkDevice device;                                  // 逻辑设备
+    VkQueue graphicsQueue;                            // 图形队列
+    VkSurfaceKHR surface;                             // 窗口表面
+    VkSwapchainKHR swapChain;                         // 交换链
+    std::vector<VkImage> swapChainImages;             // 交换链图像
+    VkFormat swapChainImageFormat;                    // 交换链图像格式
+    VkExtent2D swapChainExtent;                       // 交换链图像分辨率
+    std::vector<VkImageView> swapChainImageViews;     // 交换链图像视图
+    VkRenderPass renderPass;                          // 渲染流程
+    VkPipelineLayout pipelineLayout;                  // 管线布局
+    VkPipeline graphicsPipeline;                      // 图形管线
+    std::vector<VkFramebuffer> swapChainFramebuffers; // 帧缓冲区
+    VkCommandPool commandPool;                        // 命令池
+    VkCommandBuffer commandBuffer;                    // 命令缓冲区
+    VkSemaphore imageAvailableSemaphore;              // 图像可用信号量
+    VkSemaphore renderFinishedSemaphore;              // 渲染完成信号量
+    VkFence inFlightFence;                            // 同步栅栏
+    VkQueue presentQueue; // 呈现队列
+    VkDebugUtilsMessengerEXT debugMessenger;
+    const std::vector<const char*> validationLayers = {
+        "VK_LAYER_KHRONOS_validation"
+    };
+    const int kWidth = 800;
+    const int kHeight = 600;
+};