Compare commits
2 commits
80d31eafef
...
bda0032e44
Author | SHA1 | Date | |
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Mars | bda0032e44 | ||
Mars | a7fc65008f |
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@ -28,7 +28,7 @@
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};
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mkPkg = name:
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pkgs.pkgsStatic.${name}.overrideAttrs {
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pkgs.${name}.overrideAttrs {
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inherit (sources.${name}) pname version src;
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};
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238
src/main.cpp
238
src/main.cpp
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@ -1,20 +1,25 @@
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#define GLFW_INCLUDE_NONE
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#define GLFW_INCLUDE_VULKAN
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#include <GLFW/glfw3.h>
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#include <algorithm>
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#include <cstdlib>
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#include <cstring>
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#include <fmt/format.h>
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#include <iostream>
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#include <limits>
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#include <optional>
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#include <set>
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#include <span>
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#include <stdexcept>
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#include <vulkan/vulkan_core.h>
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#include "util/magic_enum.hpp"
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#include "util/types.h"
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const uint32_t WIDTH = 800;
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const uint32_t HEIGHT = 600;
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const u32 WIDTH = 800;
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const u32 HEIGHT = 600;
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const std::array<const char*, 1> deviceExtensions = { VK_KHR_SWAPCHAIN_EXTENSION_NAME };
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const std::array<const char*, 1> validationLayers = { "VK_LAYER_KHRONOS_validation" };
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#ifdef NDEBUG
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@ -53,12 +58,18 @@ fn DestroyDebugUtilsMessengerEXT(
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}
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struct QueueFamilyIndices {
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std::optional<uint32_t> graphics_family;
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std::optional<uint32_t> present_family;
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std::optional<u32> graphics_family;
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std::optional<u32> present_family;
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fn isComplete() -> bool { return graphics_family.has_value() && present_family.has_value(); }
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};
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struct SwapChainSupportDetails {
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VkSurfaceCapabilitiesKHR capabilities;
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std::vector<VkSurfaceFormatKHR> formats;
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std::vector<VkPresentModeKHR> present_modes;
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};
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class Application {
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public:
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fn run() -> void {
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@ -81,13 +92,21 @@ class Application {
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VkQueue mGraphicsQueue;
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VkQueue mPresentQueue;
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VkSwapchainKHR mSwapChain;
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std::vector<VkImage> mSwapChainImages;
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VkFormat mSwapChainImageFormat;
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VkExtent2D mSwapChainExtent;
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std::vector<VkImageView> mSwapChainImageViews;
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fn initWindow() -> void {
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glfwInit();
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if (glfwInit() == GLFW_FALSE)
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throw std::runtime_error("Failed to initialize GLFW!");
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glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
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glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
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mWindow = glfwCreateWindow(WIDTH, HEIGHT, "Vulkan", nullptr, nullptr);
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if (mWindow = glfwCreateWindow(WIDTH, HEIGHT, "Vulkan", nullptr, nullptr); mWindow == nullptr)
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throw std::runtime_error("Failed to create GLFW window!");
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}
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fn initVulkan() -> void {
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@ -96,6 +115,8 @@ class Application {
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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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}
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fn mainLoop() -> void {
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@ -103,6 +124,9 @@ class Application {
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}
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fn cleanup() -> void {
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for (VkImageView_T* imageView : mSwapChainImageViews) { vkDestroyImageView(mDevice, imageView, nullptr); }
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vkDestroySwapchainKHR(mDevice, mSwapChain, nullptr);
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vkDestroyDevice(mDevice, nullptr);
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if (enableValidationLayers)
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@ -136,7 +160,7 @@ class Application {
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VkDebugUtilsMessengerCreateInfoEXT debugCreateInfo {};
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if (enableValidationLayers) {
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createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
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createInfo.enabledLayerCount = static_cast<u32>(validationLayers.size());
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createInfo.ppEnabledLayerNames = validationLayers.data();
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populateDebugMessengerCreateInfo(debugCreateInfo);
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@ -192,7 +216,7 @@ class Application {
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}
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fn pickPhysicalDevice() -> void {
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uint32_t deviceCount = 0;
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u32 deviceCount = 0;
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vkEnumeratePhysicalDevices(mInstance, &deviceCount, nullptr);
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if (deviceCount == 0)
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@ -215,11 +239,10 @@ class Application {
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QueueFamilyIndices indices = findQueueFamilies(mPhysicalDevice);
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std::vector<VkDeviceQueueCreateInfo> queueCreateInfos;
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std::set<uint32_t> uniqueQueueFamilies = { indices.graphics_family.value(),
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indices.present_family.value() };
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std::set<u32> uniqueQueueFamilies = { indices.graphics_family.value(), indices.present_family.value() };
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float queuePriority = 1.0F;
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for (uint32_t queueFamily : uniqueQueueFamilies) {
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f32 queuePriority = 1.0F;
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for (u32 queueFamily : uniqueQueueFamilies) {
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VkDeviceQueueCreateInfo queueCreateInfo {};
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queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
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queueCreateInfo.queueFamilyIndex = queueFamily;
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@ -233,15 +256,16 @@ class Application {
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VkDeviceCreateInfo createInfo {};
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createInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
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createInfo.queueCreateInfoCount = static_cast<uint32_t>(queueCreateInfos.size());
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createInfo.queueCreateInfoCount = static_cast<u32>(queueCreateInfos.size());
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createInfo.pQueueCreateInfos = queueCreateInfos.data();
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createInfo.pEnabledFeatures = &deviceFeatures;
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createInfo.enabledExtensionCount = 0;
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createInfo.enabledExtensionCount = static_cast<u32>(deviceExtensions.size());
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createInfo.ppEnabledExtensionNames = deviceExtensions.data();
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if (enableValidationLayers) {
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createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
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createInfo.enabledLayerCount = static_cast<u32>(validationLayers.size());
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createInfo.ppEnabledLayerNames = validationLayers.data();
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} else {
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createInfo.enabledLayerCount = 0;
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@ -255,16 +279,184 @@ class Application {
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vkGetDeviceQueue(mDevice, indices.present_family.value(), 0, &mPresentQueue);
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}
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fn createSwapChain() -> void {
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SwapChainSupportDetails swapChainSupport = querySwapChainSupport(mPhysicalDevice);
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VkSurfaceFormatKHR surfaceFormat = chooseSwapSurfaceFormat(swapChainSupport.formats);
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VkPresentModeKHR presentMode = chooseSwapPresentMode(swapChainSupport.present_modes);
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VkExtent2D extent = chooseSwapExtent(swapChainSupport.capabilities);
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u32 imageCount = swapChainSupport.capabilities.minImageCount + 1;
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if (swapChainSupport.capabilities.maxImageCount > 0 &&
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imageCount > swapChainSupport.capabilities.maxImageCount)
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imageCount = swapChainSupport.capabilities.maxImageCount;
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VkSwapchainCreateInfoKHR createInfo {};
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createInfo.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
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createInfo.surface = mSurface;
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createInfo.minImageCount = imageCount;
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createInfo.imageFormat = surfaceFormat.format;
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createInfo.imageColorSpace = surfaceFormat.colorSpace;
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createInfo.imageExtent = extent;
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createInfo.imageArrayLayers = 1;
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createInfo.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
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QueueFamilyIndices indices = findQueueFamilies(mPhysicalDevice);
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std::array<u32, 2> queueFamilyIndices = { indices.graphics_family.value(),
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indices.present_family.value() };
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if (indices.graphics_family != indices.present_family) {
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createInfo.imageSharingMode = VK_SHARING_MODE_CONCURRENT;
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createInfo.queueFamilyIndexCount = 2;
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createInfo.pQueueFamilyIndices = queueFamilyIndices.data();
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} else {
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createInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
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createInfo.queueFamilyIndexCount = 0; // Optional
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createInfo.pQueueFamilyIndices = nullptr; // Optional
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}
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createInfo.preTransform = swapChainSupport.capabilities.currentTransform;
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createInfo.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
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createInfo.presentMode = presentMode;
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createInfo.clipped = VK_TRUE;
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createInfo.oldSwapchain = VK_NULL_HANDLE;
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if (vkCreateSwapchainKHR(mDevice, &createInfo, nullptr, &mSwapChain) != VK_SUCCESS)
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throw std::runtime_error("Failed to create swap chain!");
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vkGetSwapchainImagesKHR(mDevice, mSwapChain, &imageCount, nullptr);
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mSwapChainImages.resize(imageCount);
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vkGetSwapchainImagesKHR(mDevice, mSwapChain, &imageCount, mSwapChainImages.data());
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mSwapChainImageFormat = surfaceFormat.format;
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mSwapChainExtent = extent;
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}
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fn createImageViews() -> void {
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mSwapChainImageViews.resize(mSwapChainImages.size());
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for (usize i = 0; i < mSwapChainImages.size(); i++) {
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VkImageViewCreateInfo createInfo {};
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createInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
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createInfo.image = mSwapChainImages[i];
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createInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
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createInfo.format = mSwapChainImageFormat;
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createInfo.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
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createInfo.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
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createInfo.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
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createInfo.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
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createInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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createInfo.subresourceRange.baseMipLevel = 0;
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createInfo.subresourceRange.levelCount = 1;
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createInfo.subresourceRange.baseArrayLayer = 0;
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createInfo.subresourceRange.layerCount = 1;
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if (vkCreateImageView(mDevice, &createInfo, nullptr, &mSwapChainImageViews[i]) != VK_SUCCESS)
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throw std::runtime_error("Failed to create image views!");
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}
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}
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static fn chooseSwapSurfaceFormat(const std::vector<VkSurfaceFormatKHR>& availableFormats
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) -> VkSurfaceFormatKHR {
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for (const auto& availableFormat : availableFormats) {
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if (availableFormat.format == VK_FORMAT_B8G8R8A8_SRGB &&
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availableFormat.colorSpace == VK_COLORSPACE_SRGB_NONLINEAR_KHR)
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return availableFormat;
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}
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return availableFormats[0];
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}
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static fn chooseSwapPresentMode(const std::vector<VkPresentModeKHR>& availablePresentModes
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) -> VkPresentModeKHR {
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for (const auto& availablePresentMode : availablePresentModes)
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if (availablePresentMode == VK_PRESENT_MODE_MAILBOX_KHR)
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return availablePresentMode;
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return VK_PRESENT_MODE_FIFO_KHR;
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}
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fn chooseSwapExtent(const VkSurfaceCapabilitiesKHR& capabilities) -> VkExtent2D {
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if (capabilities.currentExtent.width != std::numeric_limits<u32>::max()) {
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return capabilities.currentExtent;
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}
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int width = 0, height = 0;
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glfwGetFramebufferSize(mWindow, &width, &height);
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VkExtent2D actualExtent = { static_cast<u32>(width), static_cast<u32>(height) };
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actualExtent.width =
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std::clamp(actualExtent.width, capabilities.minImageExtent.width, capabilities.maxImageExtent.width);
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actualExtent.height =
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std::clamp(actualExtent.height, capabilities.minImageExtent.height, capabilities.maxImageExtent.height);
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return actualExtent;
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}
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fn querySwapChainSupport(VkPhysicalDevice device) -> SwapChainSupportDetails {
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SwapChainSupportDetails details;
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vkGetPhysicalDeviceSurfaceCapabilitiesKHR(device, mSurface, &details.capabilities);
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u32 formatCount = 0;
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vkGetPhysicalDeviceSurfaceFormatsKHR(device, mSurface, &formatCount, nullptr);
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if (formatCount != 0) {
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details.formats.resize(formatCount);
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vkGetPhysicalDeviceSurfaceFormatsKHR(device, mSurface, &formatCount, details.formats.data());
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}
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u32 presentModeCount = 0;
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vkGetPhysicalDeviceSurfacePresentModesKHR(device, mSurface, &presentModeCount, nullptr);
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if (presentModeCount != 0) {
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details.present_modes.resize(presentModeCount);
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vkGetPhysicalDeviceSurfacePresentModesKHR(
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device, mSurface, &presentModeCount, details.present_modes.data()
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);
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}
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return details;
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}
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fn isDeviceSuitable(VkPhysicalDevice device) -> bool {
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QueueFamilyIndices indices = findQueueFamilies(device);
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return indices.isComplete();
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const bool extensionsSupported = checkDeviceExtensionSupport(device);
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bool swapChainAdequate = false;
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if (extensionsSupported) {
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SwapChainSupportDetails swapChainSupport = querySwapChainSupport(device);
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swapChainAdequate = !swapChainSupport.formats.empty() && !swapChainSupport.present_modes.empty();
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}
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return indices.isComplete() && extensionsSupported && swapChainAdequate;
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}
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static fn checkDeviceExtensionSupport(VkPhysicalDevice device) -> bool {
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u32 extensionCount = 0;
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vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, nullptr);
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std::vector<VkExtensionProperties> availableExtensions(extensionCount);
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vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, availableExtensions.data());
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std::set<string> requiredExtensions(deviceExtensions.begin(), deviceExtensions.end());
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for (const VkExtensionProperties& extension : availableExtensions)
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requiredExtensions.erase(static_cast<const char*>(extension.extensionName));
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return requiredExtensions.empty();
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}
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fn findQueueFamilies(VkPhysicalDevice device) -> QueueFamilyIndices {
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QueueFamilyIndices indices;
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uint32_t queueFamilyCount = 0;
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u32 queueFamilyCount = 0;
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vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, nullptr);
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std::vector<VkQueueFamilyProperties> queueFamilies(queueFamilyCount);
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@ -292,7 +484,7 @@ class Application {
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}
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static fn getRequiredExtensions() -> std::vector<const char*> {
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uint32_t glfwExtensionCount = 0;
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u32 glfwExtensionCount = 0;
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const char** glfwExtensions = nullptr;
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glfwExtensions = glfwGetRequiredInstanceExtensions(&glfwExtensionCount);
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@ -309,7 +501,7 @@ class Application {
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}
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static fn checkValidationLayerSupport() -> bool {
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uint32_t layerCount = 0;
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u32 layerCount = 0;
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vkEnumerateInstanceLayerProperties(&layerCount, nullptr);
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std::vector<VkLayerProperties> availableLayers(layerCount);
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@ -319,9 +511,7 @@ class Application {
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bool layerFound = false;
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for (const auto& layerProperties : availableLayers) {
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if (strcmp(
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static_cast<const char*>(layerName), static_cast<const char*>(layerProperties.layerName)
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) == 0) {
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if (strcmp(layerName, static_cast<const char*>(layerProperties.layerName)) == 0) {
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layerFound = true;
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break;
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}
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@ -340,13 +530,13 @@ class Application {
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const VkDebugUtilsMessengerCallbackDataEXT* pCallbackData,
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void* /*pUserData*/
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) -> VkBool32 {
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std::cerr << "validation layer: " << pCallbackData->pMessage << std::endl;
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fmt::println("Validation Layer: {}", pCallbackData->pMessage);
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return VK_FALSE;
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}
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};
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auto main() -> int {
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fn main() -> i32 {
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Application app;
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try {
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Loading…
Reference in a new issue