[99d44b2] | 1 | #include "vulkan-game.hpp"
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[850e84c] | 2 |
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[6fc24c7] | 3 | #include <array>
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[0df3c9a] | 4 | #include <iostream>
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[c1c2021] | 5 | #include <set>
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[0df3c9a] | 6 |
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[5edbd58] | 7 | #include "consts.hpp"
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[c559904] | 8 | #include "logger.hpp"
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[5edbd58] | 9 |
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[c1d9b2a] | 10 | #include "vulkan-utils.hpp"
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| 11 |
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[0df3c9a] | 12 | using namespace std;
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| 13 |
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[99d44b2] | 14 | VulkanGame::VulkanGame() {
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[0df3c9a] | 15 | gui = nullptr;
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| 16 | window = nullptr;
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| 17 | }
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| 18 |
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[99d44b2] | 19 | VulkanGame::~VulkanGame() {
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[0df3c9a] | 20 | }
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| 21 |
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[b6e60b4] | 22 | void VulkanGame::run(int width, int height, unsigned char guiFlags) {
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[2e77b3f] | 23 | cout << "DEBUGGING IS " << (ENABLE_VALIDATION_LAYERS ? "ON" : "OFF") << endl;
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| 24 |
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| 25 | cout << "Vulkan Game" << endl;
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| 26 |
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[c559904] | 27 | // This gets the runtime version, use SDL_VERSION() for the comppile-time version
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| 28 | // TODO: Create a game-gui function to get the gui version and retrieve it that way
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| 29 | SDL_GetVersion(&sdlVersion);
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| 30 |
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| 31 | // TODO: Refactor the logger api to be more flexible,
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| 32 | // esp. since gl_log() and gl_log_err() have issues printing anything besides stirngs
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| 33 | restart_gl_log();
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| 34 | gl_log("starting SDL\n%s.%s.%s",
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| 35 | to_string(sdlVersion.major).c_str(),
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| 36 | to_string(sdlVersion.minor).c_str(),
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| 37 | to_string(sdlVersion.patch).c_str());
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| 38 |
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| 39 | open_log();
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| 40 | get_log() << "starting SDL" << endl;
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| 41 | get_log() <<
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| 42 | (int)sdlVersion.major << "." <<
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| 43 | (int)sdlVersion.minor << "." <<
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| 44 | (int)sdlVersion.patch << endl;
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| 45 |
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[5edbd58] | 46 | if (initWindow(width, height, guiFlags) == RTWO_ERROR) {
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[0df3c9a] | 47 | return;
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| 48 | }
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[b6e60b4] | 49 |
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[0df3c9a] | 50 | initVulkan();
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| 51 | mainLoop();
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| 52 | cleanup();
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[c559904] | 53 |
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| 54 | close_log();
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[0df3c9a] | 55 | }
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| 56 |
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[c559904] | 57 | // TODO: Make some more initi functions, or call this initUI if the
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| 58 | // amount of things initialized here keeps growing
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[b6e60b4] | 59 | bool VulkanGame::initWindow(int width, int height, unsigned char guiFlags) {
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[c559904] | 60 | // TODO: Put all fonts, textures, and images in the assets folder
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[0df3c9a] | 61 | gui = new GameGui_SDL();
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| 62 |
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[b6e60b4] | 63 | if (gui->init() == RTWO_ERROR) {
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[c559904] | 64 | // TODO: Also print these sorts of errors to the log
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[0df3c9a] | 65 | cout << "UI library could not be initialized!" << endl;
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[b6e60b4] | 66 | cout << gui->getError() << endl;
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[0df3c9a] | 67 | return RTWO_ERROR;
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| 68 | }
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| 69 |
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[b6e60b4] | 70 | window = (SDL_Window*) gui->createWindow("Vulkan Game", width, height, guiFlags & GUI_FLAGS_WINDOW_FULLSCREEN);
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[0df3c9a] | 71 | if (window == nullptr) {
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| 72 | cout << "Window could not be created!" << endl;
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[ed7c953] | 73 | cout << gui->getError() << endl;
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[0df3c9a] | 74 | return RTWO_ERROR;
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| 75 | }
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| 76 |
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[b6e60b4] | 77 | cout << "Target window size: (" << width << ", " << height << ")" << endl;
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[a6f6833] | 78 | cout << "Actual window size: (" << gui->getWindowWidth() << ", " << gui->getWindowHeight() << ")" << endl;
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[b6e60b4] | 79 |
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[c1d9b2a] | 80 | renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
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| 81 | if (renderer == nullptr) {
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| 82 | cout << "Renderer could not be created!" << endl;
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| 83 | cout << gui->getError() << endl;
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| 84 | return RTWO_ERROR;
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| 85 | }
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| 86 |
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[0df3c9a] | 87 | return RTWO_SUCCESS;
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| 88 | }
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| 89 |
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[99d44b2] | 90 | void VulkanGame::initVulkan() {
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[c1d9b2a] | 91 | const vector<const char*> validationLayers = {
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| 92 | "VK_LAYER_KHRONOS_validation"
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| 93 | };
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[fe5c3ba] | 94 | const vector<const char*> deviceExtensions = {
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| 95 | VK_KHR_SWAPCHAIN_EXTENSION_NAME
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| 96 | };
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[c1d9b2a] | 97 |
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| 98 | createVulkanInstance(validationLayers);
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| 99 | setupDebugMessenger();
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[90a424f] | 100 | createVulkanSurface();
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[fe5c3ba] | 101 | pickPhysicalDevice(deviceExtensions);
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[c1c2021] | 102 | createLogicalDevice(validationLayers, deviceExtensions);
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[502bd0b] | 103 | createSwapChain();
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[f94eea9] | 104 | createImageViews();
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[6fc24c7] | 105 | createRenderPass();
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[fa9fa1c] | 106 | createCommandPool();
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[0df3c9a] | 107 | }
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| 108 |
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[99d44b2] | 109 | void VulkanGame::mainLoop() {
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[f6521fb] | 110 | UIEvent e;
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[0df3c9a] | 111 | bool quit = false;
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| 112 |
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[c1d9b2a] | 113 | SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
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| 114 |
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[0df3c9a] | 115 | while (!quit) {
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[27c40ce] | 116 | gui->processEvents();
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| 117 |
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[f6521fb] | 118 | while (gui->pollEvent(&e)) {
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| 119 | switch(e.type) {
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| 120 | case UI_EVENT_QUIT:
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| 121 | cout << "Quit event detected" << endl;
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| 122 | quit = true;
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| 123 | break;
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| 124 | case UI_EVENT_WINDOW:
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| 125 | cout << "Window event detected" << endl;
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| 126 | // Currently unused
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| 127 | break;
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[0e09340] | 128 | case UI_EVENT_WINDOWRESIZE:
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| 129 | cout << "Window resize event detected" << endl;
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| 130 | framebufferResized = true;
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| 131 | break;
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[f6521fb] | 132 | case UI_EVENT_KEY:
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| 133 | if (e.key.keycode == SDL_SCANCODE_ESCAPE) {
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| 134 | quit = true;
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| 135 | } else {
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| 136 | cout << "Key event detected" << endl;
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| 137 | }
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| 138 | break;
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| 139 | case UI_EVENT_MOUSEBUTTONDOWN:
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| 140 | cout << "Mouse button down event detected" << endl;
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| 141 | break;
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| 142 | case UI_EVENT_MOUSEBUTTONUP:
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| 143 | cout << "Mouse button up event detected" << endl;
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| 144 | break;
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| 145 | case UI_EVENT_MOUSEMOTION:
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| 146 | break;
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[a0da009] | 147 | case UI_EVENT_UNKNOWN:
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| 148 | cout << "Unknown event type: 0x" << hex << e.unknown.eventType << dec << endl;
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| 149 | break;
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[c61323a] | 150 | default:
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| 151 | cout << "Unhandled UI event: " << e.type << endl;
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[0df3c9a] | 152 | }
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| 153 | }
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[c1d9b2a] | 154 |
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[a0c5f28] | 155 | renderUI();
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| 156 | renderScene();
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[0df3c9a] | 157 | }
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[c1c2021] | 158 |
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| 159 | vkDeviceWaitIdle(device);
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[0df3c9a] | 160 | }
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| 161 |
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[a0c5f28] | 162 | void VulkanGame::renderUI() {
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| 163 | SDL_RenderClear(renderer);
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| 164 | SDL_RenderPresent(renderer);
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| 165 | }
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| 166 |
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| 167 | void VulkanGame::renderScene() {
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| 168 | }
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| 169 |
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[99d44b2] | 170 | void VulkanGame::cleanup() {
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[c1c2021] | 171 | cleanupSwapChain();
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| 172 |
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[fa9fa1c] | 173 | vkDestroyCommandPool(device, commandPool, nullptr);
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[c1c2021] | 174 | vkDestroyDevice(device, nullptr);
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| 175 | vkDestroySurfaceKHR(instance, surface, nullptr);
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| 176 |
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[c1d9b2a] | 177 | if (ENABLE_VALIDATION_LAYERS) {
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| 178 | VulkanUtils::destroyDebugUtilsMessengerEXT(instance, debugMessenger, nullptr);
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| 179 | }
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[c1c2021] | 180 |
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[c1d9b2a] | 181 | vkDestroyInstance(instance, nullptr);
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| 182 |
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| 183 | SDL_DestroyRenderer(renderer);
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| 184 | renderer = nullptr;
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| 185 |
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[b6e60b4] | 186 | gui->destroyWindow();
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| 187 | gui->shutdown();
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[0df3c9a] | 188 | delete gui;
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[c1d9b2a] | 189 | }
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| 190 |
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| 191 | void VulkanGame::createVulkanInstance(const vector<const char*> &validationLayers) {
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| 192 | if (ENABLE_VALIDATION_LAYERS && !VulkanUtils::checkValidationLayerSupport(validationLayers)) {
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| 193 | throw runtime_error("validation layers requested, but not available!");
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| 194 | }
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| 195 |
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| 196 | VkApplicationInfo appInfo = {};
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| 197 | appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
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| 198 | appInfo.pApplicationName = "Vulkan Game";
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| 199 | appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
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| 200 | appInfo.pEngineName = "No Engine";
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| 201 | appInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0);
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| 202 | appInfo.apiVersion = VK_API_VERSION_1_0;
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| 203 |
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| 204 | VkInstanceCreateInfo createInfo = {};
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| 205 | createInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
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| 206 | createInfo.pApplicationInfo = &appInfo;
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| 207 |
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| 208 | vector<const char*> extensions = gui->getRequiredExtensions();
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| 209 | if (ENABLE_VALIDATION_LAYERS) {
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| 210 | extensions.push_back(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
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| 211 | }
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| 212 |
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| 213 | createInfo.enabledExtensionCount = static_cast<uint32_t>(extensions.size());
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| 214 | createInfo.ppEnabledExtensionNames = extensions.data();
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| 215 |
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| 216 | cout << endl << "Extensions:" << endl;
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| 217 | for (const char* extensionName : extensions) {
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| 218 | cout << extensionName << endl;
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| 219 | }
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| 220 | cout << endl;
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| 221 |
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| 222 | VkDebugUtilsMessengerCreateInfoEXT debugCreateInfo;
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| 223 | if (ENABLE_VALIDATION_LAYERS) {
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| 224 | createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
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| 225 | createInfo.ppEnabledLayerNames = validationLayers.data();
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| 226 |
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| 227 | populateDebugMessengerCreateInfo(debugCreateInfo);
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| 228 | createInfo.pNext = &debugCreateInfo;
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| 229 | } else {
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| 230 | createInfo.enabledLayerCount = 0;
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| 231 |
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| 232 | createInfo.pNext = nullptr;
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| 233 | }
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| 234 |
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| 235 | if (vkCreateInstance(&createInfo, nullptr, &instance) != VK_SUCCESS) {
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| 236 | throw runtime_error("failed to create instance!");
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| 237 | }
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| 238 | }
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| 239 |
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| 240 | void VulkanGame::setupDebugMessenger() {
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| 241 | if (!ENABLE_VALIDATION_LAYERS) return;
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| 242 |
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| 243 | VkDebugUtilsMessengerCreateInfoEXT createInfo;
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| 244 | populateDebugMessengerCreateInfo(createInfo);
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| 245 |
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| 246 | if (VulkanUtils::createDebugUtilsMessengerEXT(instance, &createInfo, nullptr, &debugMessenger) != VK_SUCCESS) {
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| 247 | throw runtime_error("failed to set up debug messenger!");
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| 248 | }
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| 249 | }
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| 250 |
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| 251 | void VulkanGame::populateDebugMessengerCreateInfo(VkDebugUtilsMessengerCreateInfoEXT& createInfo) {
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| 252 | createInfo = {};
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| 253 | createInfo.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT;
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| 254 | createInfo.messageSeverity = VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT;
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| 255 | createInfo.messageType = VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT;
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| 256 | createInfo.pfnUserCallback = debugCallback;
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| 257 | }
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| 258 |
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| 259 | VKAPI_ATTR VkBool32 VKAPI_CALL VulkanGame::debugCallback(
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| 260 | VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
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| 261 | VkDebugUtilsMessageTypeFlagsEXT messageType,
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| 262 | const VkDebugUtilsMessengerCallbackDataEXT* pCallbackData,
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| 263 | void* pUserData) {
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| 264 | cerr << "validation layer: " << pCallbackData->pMessage << endl;
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| 265 |
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| 266 | return VK_FALSE;
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| 267 | }
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[90a424f] | 268 |
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| 269 | void VulkanGame::createVulkanSurface() {
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| 270 | if (gui->createVulkanSurface(instance, &surface) == RTWO_ERROR) {
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| 271 | throw runtime_error("failed to create window surface!");
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| 272 | }
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| 273 | }
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| 274 |
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[fe5c3ba] | 275 | void VulkanGame::pickPhysicalDevice(const vector<const char*>& deviceExtensions) {
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[90a424f] | 276 | uint32_t deviceCount = 0;
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| 277 | vkEnumeratePhysicalDevices(instance, &deviceCount, nullptr);
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| 278 |
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| 279 | if (deviceCount == 0) {
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| 280 | throw runtime_error("failed to find GPUs with Vulkan support!");
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| 281 | }
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| 282 |
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| 283 | vector<VkPhysicalDevice> devices(deviceCount);
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| 284 | vkEnumeratePhysicalDevices(instance, &deviceCount, devices.data());
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| 285 |
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| 286 | cout << endl << "Graphics cards:" << endl;
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| 287 | for (const VkPhysicalDevice& device : devices) {
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[fe5c3ba] | 288 | if (isDeviceSuitable(device, deviceExtensions)) {
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[90a424f] | 289 | physicalDevice = device;
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| 290 | break;
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| 291 | }
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| 292 | }
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| 293 | cout << endl;
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| 294 |
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| 295 | if (physicalDevice == VK_NULL_HANDLE) {
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| 296 | throw runtime_error("failed to find a suitable GPU!");
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| 297 | }
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| 298 | }
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| 299 |
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[fa9fa1c] | 300 | bool VulkanGame::isDeviceSuitable(VkPhysicalDevice physicalDevice,
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| 301 | const vector<const char*>& deviceExtensions) {
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[90a424f] | 302 | VkPhysicalDeviceProperties deviceProperties;
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[fa9fa1c] | 303 | vkGetPhysicalDeviceProperties(physicalDevice, &deviceProperties);
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[90a424f] | 304 |
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| 305 | cout << "Device: " << deviceProperties.deviceName << endl;
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| 306 |
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[fa9fa1c] | 307 | QueueFamilyIndices indices = VulkanUtils::findQueueFamilies(physicalDevice, surface);
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| 308 | bool extensionsSupported = VulkanUtils::checkDeviceExtensionSupport(physicalDevice, deviceExtensions);
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[90a424f] | 309 | bool swapChainAdequate = false;
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| 310 |
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| 311 | if (extensionsSupported) {
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[fa9fa1c] | 312 | SwapChainSupportDetails swapChainSupport = VulkanUtils::querySwapChainSupport(physicalDevice, surface);
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[90a424f] | 313 | swapChainAdequate = !swapChainSupport.formats.empty() && !swapChainSupport.presentModes.empty();
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| 314 | }
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| 315 |
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| 316 | VkPhysicalDeviceFeatures supportedFeatures;
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[fa9fa1c] | 317 | vkGetPhysicalDeviceFeatures(physicalDevice, &supportedFeatures);
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[90a424f] | 318 |
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| 319 | return indices.isComplete() && extensionsSupported && swapChainAdequate && supportedFeatures.samplerAnisotropy;
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[c1c2021] | 320 | }
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| 321 |
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| 322 | void VulkanGame::createLogicalDevice(
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| 323 | const vector<const char*> validationLayers,
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| 324 | const vector<const char*>& deviceExtensions) {
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| 325 | QueueFamilyIndices indices = VulkanUtils::findQueueFamilies(physicalDevice, surface);
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| 326 |
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| 327 | vector<VkDeviceQueueCreateInfo> queueCreateInfos;
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| 328 | set<uint32_t> uniqueQueueFamilies = { indices.graphicsFamily.value(), indices.presentFamily.value() };
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| 329 |
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| 330 | float queuePriority = 1.0f;
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| 331 | for (uint32_t queueFamily : uniqueQueueFamilies) {
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| 332 | VkDeviceQueueCreateInfo queueCreateInfo = {};
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| 333 | queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
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| 334 | queueCreateInfo.queueFamilyIndex = queueFamily;
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| 335 | queueCreateInfo.queueCount = 1;
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| 336 | queueCreateInfo.pQueuePriorities = &queuePriority;
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| 337 |
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| 338 | queueCreateInfos.push_back(queueCreateInfo);
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| 339 | }
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| 340 |
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| 341 | VkPhysicalDeviceFeatures deviceFeatures = {};
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| 342 | deviceFeatures.samplerAnisotropy = VK_TRUE;
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| 343 |
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| 344 | VkDeviceCreateInfo createInfo = {};
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| 345 | createInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
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| 346 | createInfo.queueCreateInfoCount = static_cast<uint32_t>(queueCreateInfos.size());
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| 347 | createInfo.pQueueCreateInfos = queueCreateInfos.data();
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| 348 |
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| 349 | createInfo.pEnabledFeatures = &deviceFeatures;
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| 350 |
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| 351 | createInfo.enabledExtensionCount = static_cast<uint32_t>(deviceExtensions.size());
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| 352 | createInfo.ppEnabledExtensionNames = deviceExtensions.data();
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| 353 |
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| 354 | // These fields are ignored by up-to-date Vulkan implementations,
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| 355 | // but it's a good idea to set them for backwards compatibility
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| 356 | if (ENABLE_VALIDATION_LAYERS) {
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| 357 | createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
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| 358 | createInfo.ppEnabledLayerNames = validationLayers.data();
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| 359 | } else {
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| 360 | createInfo.enabledLayerCount = 0;
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| 361 | }
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| 362 |
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| 363 | if (vkCreateDevice(physicalDevice, &createInfo, nullptr, &device) != VK_SUCCESS) {
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| 364 | throw runtime_error("failed to create logical device!");
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| 365 | }
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| 366 |
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| 367 | vkGetDeviceQueue(device, indices.graphicsFamily.value(), 0, &graphicsQueue);
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| 368 | vkGetDeviceQueue(device, indices.presentFamily.value(), 0, &presentQueue);
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[502bd0b] | 369 | }
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| 370 |
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| 371 | void VulkanGame::createSwapChain() {
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| 372 | SwapChainSupportDetails swapChainSupport = VulkanUtils::querySwapChainSupport(physicalDevice, surface);
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| 373 |
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| 374 | VkSurfaceFormatKHR surfaceFormat = VulkanUtils::chooseSwapSurfaceFormat(swapChainSupport.formats);
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| 375 | VkPresentModeKHR presentMode = VulkanUtils::chooseSwapPresentMode(swapChainSupport.presentModes);
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| 376 | VkExtent2D extent = VulkanUtils::chooseSwapExtent(swapChainSupport.capabilities, gui->getWindowWidth(), gui->getWindowHeight());
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| 377 |
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| 378 | uint32_t imageCount = swapChainSupport.capabilities.minImageCount + 1;
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| 379 | if (swapChainSupport.capabilities.maxImageCount > 0 && imageCount > swapChainSupport.capabilities.maxImageCount) {
|
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| 380 | imageCount = swapChainSupport.capabilities.maxImageCount;
|
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| 381 | }
|
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| 382 |
|
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| 383 | VkSwapchainCreateInfoKHR createInfo = {};
|
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| 384 | createInfo.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
|
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| 385 | createInfo.surface = surface;
|
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| 386 | createInfo.minImageCount = imageCount;
|
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| 387 | createInfo.imageFormat = surfaceFormat.format;
|
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| 388 | createInfo.imageColorSpace = surfaceFormat.colorSpace;
|
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| 389 | createInfo.imageExtent = extent;
|
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| 390 | createInfo.imageArrayLayers = 1;
|
---|
| 391 | createInfo.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
|
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| 392 |
|
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| 393 | QueueFamilyIndices indices = VulkanUtils::findQueueFamilies(physicalDevice, surface);
|
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| 394 | uint32_t queueFamilyIndices[] = { indices.graphicsFamily.value(), indices.presentFamily.value() };
|
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| 395 |
|
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| 396 | if (indices.graphicsFamily != indices.presentFamily) {
|
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| 397 | createInfo.imageSharingMode = VK_SHARING_MODE_CONCURRENT;
|
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| 398 | createInfo.queueFamilyIndexCount = 2;
|
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| 399 | createInfo.pQueueFamilyIndices = queueFamilyIndices;
|
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[f94eea9] | 400 | } else {
|
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[502bd0b] | 401 | createInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
|
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| 402 | createInfo.queueFamilyIndexCount = 0;
|
---|
| 403 | createInfo.pQueueFamilyIndices = nullptr;
|
---|
| 404 | }
|
---|
| 405 |
|
---|
| 406 | createInfo.preTransform = swapChainSupport.capabilities.currentTransform;
|
---|
| 407 | createInfo.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
|
---|
| 408 | createInfo.presentMode = presentMode;
|
---|
| 409 | createInfo.clipped = VK_TRUE;
|
---|
| 410 | createInfo.oldSwapchain = VK_NULL_HANDLE;
|
---|
| 411 |
|
---|
| 412 | if (vkCreateSwapchainKHR(device, &createInfo, nullptr, &swapChain) != VK_SUCCESS) {
|
---|
| 413 | throw runtime_error("failed to create swap chain!");
|
---|
| 414 | }
|
---|
| 415 |
|
---|
| 416 | vkGetSwapchainImagesKHR(device, swapChain, &imageCount, nullptr);
|
---|
| 417 | swapChainImages.resize(imageCount);
|
---|
| 418 | vkGetSwapchainImagesKHR(device, swapChain, &imageCount, swapChainImages.data());
|
---|
| 419 |
|
---|
| 420 | swapChainImageFormat = surfaceFormat.format;
|
---|
| 421 | swapChainExtent = extent;
|
---|
[f94eea9] | 422 | }
|
---|
| 423 |
|
---|
| 424 | void VulkanGame::createImageViews() {
|
---|
| 425 | swapChainImageViews.resize(swapChainImages.size());
|
---|
| 426 |
|
---|
| 427 | for (size_t i = 0; i < swapChainImages.size(); i++) {
|
---|
| 428 | swapChainImageViews[i] = VulkanUtils::createImageView(device, swapChainImages[i], swapChainImageFormat,
|
---|
| 429 | VK_IMAGE_ASPECT_COLOR_BIT);
|
---|
| 430 | }
|
---|
| 431 | }
|
---|
| 432 |
|
---|
[6fc24c7] | 433 | void VulkanGame::createRenderPass() {
|
---|
| 434 | VkAttachmentDescription colorAttachment = {};
|
---|
| 435 | colorAttachment.format = swapChainImageFormat;
|
---|
| 436 | colorAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
|
---|
| 437 | colorAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
|
---|
| 438 | colorAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
|
---|
| 439 | colorAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
|
---|
| 440 | colorAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
|
---|
| 441 | colorAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
|
---|
| 442 | colorAttachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
|
---|
| 443 |
|
---|
| 444 | VkAttachmentReference colorAttachmentRef = {};
|
---|
| 445 | colorAttachmentRef.attachment = 0;
|
---|
| 446 | colorAttachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
|
---|
| 447 |
|
---|
| 448 | VkAttachmentDescription depthAttachment = {};
|
---|
| 449 | depthAttachment.format = findDepthFormat();
|
---|
| 450 | depthAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
|
---|
| 451 | depthAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
|
---|
| 452 | depthAttachment.storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
|
---|
| 453 | depthAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
|
---|
| 454 | depthAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
|
---|
| 455 | depthAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
|
---|
| 456 | depthAttachment.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
|
---|
| 457 |
|
---|
| 458 | VkAttachmentReference depthAttachmentRef = {};
|
---|
| 459 | depthAttachmentRef.attachment = 1;
|
---|
| 460 | depthAttachmentRef.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
|
---|
| 461 |
|
---|
| 462 | VkSubpassDescription subpass = {};
|
---|
| 463 | subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
|
---|
| 464 | subpass.colorAttachmentCount = 1;
|
---|
| 465 | subpass.pColorAttachments = &colorAttachmentRef;
|
---|
| 466 | subpass.pDepthStencilAttachment = &depthAttachmentRef;
|
---|
| 467 |
|
---|
| 468 | VkSubpassDependency dependency = {};
|
---|
| 469 | dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
|
---|
| 470 | dependency.dstSubpass = 0;
|
---|
| 471 | dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
|
---|
| 472 | dependency.srcAccessMask = 0;
|
---|
| 473 | dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
|
---|
| 474 | dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
|
---|
| 475 |
|
---|
| 476 | array<VkAttachmentDescription, 2> attachments = { colorAttachment, depthAttachment };
|
---|
| 477 | VkRenderPassCreateInfo renderPassInfo = {};
|
---|
| 478 | renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
|
---|
| 479 | renderPassInfo.attachmentCount = static_cast<uint32_t>(attachments.size());
|
---|
| 480 | renderPassInfo.pAttachments = attachments.data();
|
---|
| 481 | renderPassInfo.subpassCount = 1;
|
---|
| 482 | renderPassInfo.pSubpasses = &subpass;
|
---|
| 483 | renderPassInfo.dependencyCount = 1;
|
---|
| 484 | renderPassInfo.pDependencies = &dependency;
|
---|
| 485 |
|
---|
| 486 | if (vkCreateRenderPass(device, &renderPassInfo, nullptr, &renderPass) != VK_SUCCESS) {
|
---|
| 487 | throw runtime_error("failed to create render pass!");
|
---|
| 488 | }
|
---|
| 489 | }
|
---|
| 490 |
|
---|
| 491 | VkFormat VulkanGame::findDepthFormat() {
|
---|
| 492 | return VulkanUtils::findSupportedFormat(
|
---|
| 493 | physicalDevice,
|
---|
| 494 | { VK_FORMAT_D32_SFLOAT, VK_FORMAT_D32_SFLOAT_S8_UINT, VK_FORMAT_D24_UNORM_S8_UINT },
|
---|
| 495 | VK_IMAGE_TILING_OPTIMAL,
|
---|
| 496 | VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT
|
---|
| 497 | );
|
---|
| 498 | }
|
---|
| 499 |
|
---|
[fa9fa1c] | 500 | void VulkanGame::createCommandPool() {
|
---|
| 501 | QueueFamilyIndices queueFamilyIndices = VulkanUtils::findQueueFamilies(physicalDevice, surface);;
|
---|
| 502 |
|
---|
| 503 | VkCommandPoolCreateInfo poolInfo = {};
|
---|
| 504 | poolInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
|
---|
| 505 | poolInfo.queueFamilyIndex = queueFamilyIndices.graphicsFamily.value();
|
---|
| 506 | poolInfo.flags = 0;
|
---|
| 507 |
|
---|
| 508 | if (vkCreateCommandPool(device, &poolInfo, nullptr, &commandPool) != VK_SUCCESS) {
|
---|
| 509 | throw runtime_error("failed to create graphics command pool!");
|
---|
| 510 | }
|
---|
| 511 | }
|
---|
| 512 |
|
---|
[f94eea9] | 513 | void VulkanGame::cleanupSwapChain() {
|
---|
[6fc24c7] | 514 | vkDestroyRenderPass(device, renderPass, nullptr);
|
---|
| 515 |
|
---|
[f94eea9] | 516 | for (auto imageView : swapChainImageViews) {
|
---|
| 517 | vkDestroyImageView(device, imageView, nullptr);
|
---|
| 518 | }
|
---|
| 519 |
|
---|
| 520 | vkDestroySwapchainKHR(device, swapChain, nullptr);
|
---|
[90a424f] | 521 | }
|
---|