101 lines
2.9 KiB
C++
101 lines
2.9 KiB
C++
#include "HelloTriangleApplication.h"
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void HelloTriangleApplication::initWindow()
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{
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glfwInit();
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glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
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window = glfwCreateWindow(WIDTH, HEIGHT, "Vulkan Triangle", nullptr, nullptr);
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glfwSetWindowUserPointer(window, this);
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glfwSetFramebufferSizeCallback(window, framebufferResizeCallback);
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}
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void HelloTriangleApplication::initVulkan()
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{
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createInstance();
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setupDebugMessenger();
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createSurface();
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pickPhysicalDevice();
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createLogicalDevice();
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createSwapChain();
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createImageViews();
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createRenderPass();
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createGraphicsPipeline();
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createFramebuffers();
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createCommandPool();
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createCommandBuffers();
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createSyncObjects();
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}
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void HelloTriangleApplication::createInstance()
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{
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if (enableValidationLayers && !checkValidationLayerSupport())
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{
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throw std::runtime_error("validation layers requested, but not available!");
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}
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VkApplicationInfo appInfo{};
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appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
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appInfo.pApplicationName = "Hello Triangle";
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appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
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appInfo.pEngineName = "No Engine";
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appInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0);
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appInfo.apiVersion = VK_API_VERSION_1_0;
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VkInstanceCreateInfo createInfo{};
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createInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
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createInfo.pApplicationInfo = &appInfo;
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auto extensions = getRequiredExtensions();
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createInfo.enabledExtensionCount = static_cast<uint32_t>(extensions.size());
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createInfo.ppEnabledExtensionNames = extensions.data();
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VkDebugUtilsMessengerCreateInfoEXT debugCreateInfo{};
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if (enableValidationLayers)
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{
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createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
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createInfo.ppEnabledLayerNames = validationLayers.data();
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populateDebugMessengerCreateInfo(debugCreateInfo);
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createInfo.pNext = (VkDebugUtilsMessengerCreateInfoEXT *)&debugCreateInfo;
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}
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else
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{
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createInfo.enabledLayerCount = 0;
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createInfo.pNext = nullptr;
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}
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if (vkCreateInstance(&createInfo, nullptr, &instance) != VK_SUCCESS)
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{
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throw std::runtime_error("failed to create instance!");
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}
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}
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void HelloTriangleApplication::mainLoop()
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{
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while (!glfwWindowShouldClose(window))
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{
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glfwPollEvents();
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drawFrame();
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}
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vkDeviceWaitIdle(device);
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}
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VkShaderModule HelloTriangleApplication::createShaderModule(const std::vector<char> &code)
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{
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VkShaderModuleCreateInfo createInfo{};
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createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
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createInfo.codeSize = code.size();
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createInfo.pCode = reinterpret_cast<const uint32_t *>(code.data());
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VkShaderModule shaderModule;
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if (vkCreateShaderModule(device, &createInfo, nullptr, &shaderModule) != VK_SUCCESS)
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{
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throw std::runtime_error("failed to create shader module!");
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}
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return shaderModule;
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} |