[f00ee54] | 1 | #define STB_IMAGE_IMPLEMENTATION
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| 2 | #include "stb_image.h" // TODO: Probably switch to SDL_image
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[826df16] | 3 |
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| 4 | //#define _USE_MATH_DEFINES // Will be needed when/if I need to # include <cmath>
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[03f4c64] | 5 |
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| 6 | #define GLM_FORCE_RADIANS
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[fba08f2] | 7 | #define GLM_FORCE_DEPTH_ZERO_TO_ONE
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[f00ee54] | 8 |
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[80edd70] | 9 | #include <glm/glm.hpp>
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[de32fda] | 10 | #include <glm/gtc/matrix_transform.hpp>
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[03f4c64] | 11 |
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| 12 | #include <iostream>
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[80edd70] | 13 | #include <fstream>
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| 14 | #include <algorithm>
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| 15 | #include <vector>
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| 16 | #include <array>
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[0e6ecf3] | 17 | #include <set>
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[80edd70] | 18 | #include <optional>
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[de32fda] | 19 | #include <chrono>
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[03f4c64] | 20 |
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[7fc5e27] | 21 | #include "consts.hpp"
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[203ab1b] | 22 | #include "utils.hpp"
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[03f4c64] | 23 |
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[f00ee54] | 24 | #include "game-gui-sdl.hpp"
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| 25 |
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| 26 | using namespace std;
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| 27 | using namespace glm;
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[e1a7f5a] | 28 |
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[34bdf3a] | 29 | /*** START OF REFACTORED CODE ***/
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[826df16] | 30 | const int SCREEN_WIDTH = 800;
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| 31 | const int SCREEN_HEIGHT = 600;
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| 32 |
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[47bff4c] | 33 | const int MAX_FRAMES_IN_FLIGHT = 2;
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| 34 |
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[826df16] | 35 | #ifdef NDEBUG
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| 36 | const bool enableValidationLayers = false;
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| 37 | #else
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| 38 | const bool enableValidationLayers = true;
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| 39 | #endif
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| 40 |
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[bfd620e] | 41 | const vector<const char*> validationLayers = {
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| 42 | "VK_LAYER_KHRONOS_validation"
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| 43 | };
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| 44 |
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| 45 | const vector<const char*> deviceExtensions = {
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| 46 | VK_KHR_SWAPCHAIN_EXTENSION_NAME
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| 47 | };
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| 48 |
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[909b51a] | 49 | struct QueueFamilyIndices {
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| 50 | optional<uint32_t> graphicsFamily;
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[b3671b5] | 51 | optional<uint32_t> presentFamily;
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[909b51a] | 52 |
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| 53 | bool isComplete() {
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[b3671b5] | 54 | return graphicsFamily.has_value() && presentFamily.has_value();
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[909b51a] | 55 | }
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| 56 | };
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| 57 |
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[bfd620e] | 58 | struct SwapChainSupportDetails {
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| 59 | VkSurfaceCapabilitiesKHR capabilities;
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| 60 | vector<VkSurfaceFormatKHR> formats;
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| 61 | vector<VkPresentModeKHR> presentModes;
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| 62 | };
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| 63 |
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[80edd70] | 64 | struct Vertex {
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[adcd252] | 65 | glm::vec3 pos;
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[80edd70] | 66 | glm::vec3 color;
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[fba08f2] | 67 | glm::vec2 texCoord;
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[f00ee54] | 68 | };
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[80edd70] | 69 |
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[f00ee54] | 70 | struct OverlayVertex {
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| 71 | glm::vec3 pos;
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| 72 | glm::vec2 texCoord;
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[80edd70] | 73 | };
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| 74 |
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[de32fda] | 75 | struct UniformBufferObject {
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[f00ee54] | 76 | alignas(16) mat4 model;
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| 77 | alignas(16) mat4 view;
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| 78 | alignas(16) mat4 proj;
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[de32fda] | 79 | };
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| 80 |
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[721e8be] | 81 | struct DescriptorInfo {
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| 82 | VkDescriptorType type;
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| 83 | VkShaderStageFlags stageFlags;
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| 84 |
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| 85 | vector<VkDescriptorBufferInfo>* bufferDataList;
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| 86 | VkDescriptorImageInfo* imageData;
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| 87 | };
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| 88 |
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[b8b32bd] | 89 | struct GraphicsPipelineInfo {
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[d22ae72] | 90 | VkPipelineLayout pipelineLayout;
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[b8b32bd] | 91 | VkPipeline pipeline;
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| 92 |
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[f00ee54] | 93 | VkVertexInputBindingDescription bindingDescription;
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| 94 | vector<VkVertexInputAttributeDescription> attributeDescriptions;
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| 95 |
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[721e8be] | 96 | vector<DescriptorInfo> descriptorInfoList;
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| 97 |
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[d22ae72] | 98 | VkDescriptorPool descriptorPool;
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| 99 | VkDescriptorSetLayout descriptorSetLayout;
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| 100 | vector<VkDescriptorSet> descriptorSets;
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| 101 |
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[87c8f1a] | 102 | size_t numVertices;
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[7563b8a] | 103 | size_t vertexCapacity;
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[c8b0357] | 104 | VkBuffer vertexBuffer;
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| 105 | VkDeviceMemory vertexBufferMemory;
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| 106 |
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[f00ee54] | 107 | size_t numIndices;
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[7563b8a] | 108 | size_t indexCapacity;
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[c8b0357] | 109 | VkBuffer indexBuffer;
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| 110 | VkDeviceMemory indexBufferMemory;
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[80edd70] | 111 | };
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| 112 |
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[b6127d2] | 113 | VkResult CreateDebugUtilsMessengerEXT(VkInstance instance,
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| 114 | const VkDebugUtilsMessengerCreateInfoEXT* pCreateInfo,
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| 115 | const VkAllocationCallbacks* pAllocator,
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| 116 | VkDebugUtilsMessengerEXT* pDebugMessenger) {
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[621664a] | 117 | auto func = (PFN_vkCreateDebugUtilsMessengerEXT) vkGetInstanceProcAddr(instance, "vkCreateDebugUtilsMessengerEXT");
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[b6127d2] | 118 |
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| 119 | if (func != nullptr) {
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| 120 | return func(instance, pCreateInfo, pAllocator, pDebugMessenger);
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| 121 | } else {
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| 122 | return VK_ERROR_EXTENSION_NOT_PRESENT;
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| 123 | }
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| 124 | }
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| 125 |
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[80de39d] | 126 | void DestroyDebugUtilsMessengerEXT(VkInstance instance,
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| 127 | VkDebugUtilsMessengerEXT debugMessenger,
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| 128 | const VkAllocationCallbacks* pAllocator) {
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[621664a] | 129 | auto func = (PFN_vkDestroyDebugUtilsMessengerEXT) vkGetInstanceProcAddr(instance, "vkDestroyDebugUtilsMessengerEXT");
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[80de39d] | 130 |
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| 131 | if (func != nullptr) {
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| 132 | func(instance, debugMessenger, pAllocator);
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| 133 | }
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| 134 | }
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| 135 |
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[826df16] | 136 | class VulkanGame {
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| 137 | public:
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| 138 | void run() {
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| 139 | if (initWindow() == RTWO_ERROR) {
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| 140 | return;
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| 141 | }
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| 142 | initVulkan();
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| 143 | mainLoop();
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| 144 | cleanup();
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| 145 | }
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[621664a] | 146 |
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[826df16] | 147 | private:
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[98f3232] | 148 | GameGui* gui = new GameGui_SDL();
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[cabdd5c] | 149 |
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[c8c6da8] | 150 | SDL_version sdlVersion;
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[80de39d] | 151 | SDL_Window* window = nullptr;
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[5f3dba8] | 152 | SDL_Renderer* gRenderer = nullptr;
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| 153 | SDL_Texture* uiOverlay = nullptr;
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[b794178] | 154 | /*** END OF REFACTORED CODE ***/
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[5f3dba8] | 155 |
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| 156 | TTF_Font* gFont = nullptr;
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| 157 | SDL_Texture* uiText = nullptr;
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| 158 | SDL_Texture* uiImage = nullptr;
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| 159 |
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[cabdd5c] | 160 | /*** START OF REFACTORED CODE ***/
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[826df16] | 161 | VkInstance instance;
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[b6127d2] | 162 | VkDebugUtilsMessengerEXT debugMessenger;
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[b3671b5] | 163 | VkSurfaceKHR surface;
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[5f3dba8] | 164 |
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[909b51a] | 165 | VkPhysicalDevice physicalDevice = VK_NULL_HANDLE;
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| 166 | VkDevice device;
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[b3671b5] | 167 |
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[909b51a] | 168 | VkQueue graphicsQueue;
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[b3671b5] | 169 | VkQueue presentQueue;
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[826df16] | 170 |
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[bfd620e] | 171 | VkSwapchainKHR swapChain;
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| 172 | vector<VkImage> swapChainImages;
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| 173 | VkFormat swapChainImageFormat;
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[771b33a] | 174 | VkExtent2D swapChainExtent;
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[bfd620e] | 175 | vector<VkImageView> swapChainImageViews;
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[621664a] | 176 | vector<VkFramebuffer> swapChainFramebuffers;
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| 177 |
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[be34c9a] | 178 | VkRenderPass renderPass;
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[1187ef5] | 179 |
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[f5d5686] | 180 | VkCommandPool commandPool;
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[1187ef5] | 181 | vector<VkCommandBuffer> commandBuffers;
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| 182 |
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| 183 | // The images and the sampler are used to store data for specific attributes. I probably
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| 184 | // want to keep them separate from the GraphicsPipelineInfo objects and start passing
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| 185 | // references to them once I start defining uniform and varying attributes in GraphicsPipelineInfo objects
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[f5d5686] | 186 |
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[adcd252] | 187 | VkImage depthImage;
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| 188 | VkDeviceMemory depthImageMemory;
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| 189 | VkImageView depthImageView;
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| 190 |
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[f5d5686] | 191 | VkImage textureImage;
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| 192 | VkDeviceMemory textureImageMemory;
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[fba08f2] | 193 | VkImageView textureImageView;
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[69dccfe] | 194 |
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[e1a7f5a] | 195 | VkImage sdlOverlayImage;
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| 196 | VkDeviceMemory sdlOverlayImageMemory;
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| 197 | VkImageView sdlOverlayImageView;
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| 198 |
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[fba08f2] | 199 | VkSampler textureSampler;
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[f5d5686] | 200 |
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[1187ef5] | 201 | // These are currently to store the MVP matrix
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| 202 | // I should figure out if it makes sense to use them for other uniforms in the future
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[b794178] | 203 | // If not, I should rename them to better indicate their purpose.
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[1187ef5] | 204 | // I should also decide if I can use these for all shaders, or if I need a separapte set of buffers for each one
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[de32fda] | 205 | vector<VkBuffer> uniformBuffers;
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| 206 | vector<VkDeviceMemory> uniformBuffersMemory;
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| 207 |
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[721e8be] | 208 | VkDescriptorImageInfo sceneImageInfo;
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| 209 | VkDescriptorImageInfo overlayImageInfo;
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| 210 |
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| 211 | vector<VkDescriptorBufferInfo> uniformBufferInfoList;
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| 212 |
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[1187ef5] | 213 | GraphicsPipelineInfo scenePipeline;
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| 214 | GraphicsPipelineInfo overlayPipeline;
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[47bff4c] | 215 |
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| 216 | vector<VkSemaphore> imageAvailableSemaphores;
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| 217 | vector<VkSemaphore> renderFinishedSemaphores;
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| 218 | vector<VkFence> inFlightFences;
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| 219 |
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| 220 | size_t currentFrame = 0;
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[87c8f1a] | 221 | /*** END OF REFACTORED CODE ***/
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[ebeb3aa] | 222 |
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[7563b8a] | 223 | size_t numPlanes = 0; // temp
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| 224 |
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[0e09340] | 225 | /*** START OF REFACTORED CODE ***/
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[75108ef] | 226 | bool framebufferResized = false;
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| 227 |
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[826df16] | 228 | bool initWindow() {
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[7fc5e27] | 229 | if (gui->init() == RTWO_ERROR) {
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[826df16] | 230 | cout << "UI library could not be initialized!" << endl;
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[5f3dba8] | 231 | cout << SDL_GetError() << endl;
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[826df16] | 232 | return RTWO_ERROR;
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[5f3dba8] | 233 | }
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| 234 | cout << "GUI init succeeded" << endl;
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[826df16] | 235 |
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[91c89f7] | 236 | window = (SDL_Window*) gui->createWindow("Vulkan Game", SCREEN_WIDTH, SCREEN_HEIGHT, true);
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[5f3dba8] | 237 | if (window == nullptr) {
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| 238 | cout << "Window could not be created!" << endl;
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| 239 | return RTWO_ERROR;
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| 240 | }
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| 241 |
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| 242 | gRenderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
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| 243 | if (gRenderer == nullptr) {
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| 244 | cout << "Renderer could not be created! SDL Error: " << SDL_GetError() << endl;
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| 245 | return RTWO_ERROR;
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| 246 | }
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| 247 |
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[c8c6da8] | 248 | SDL_VERSION(&sdlVersion);
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| 249 |
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| 250 | // In SDL 2.0.10 (currently, the latest), SDL_TEXTUREACCESS_TARGET is required to get a transparent overlay working
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| 251 | // However, the latest SDL version available through homebrew on Mac is 2.0.9, which requires SDL_TEXTUREACCESS_STREAMING
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| 252 | // I tried building sdl 2.0.10 (and sdl_image and sdl_ttf) from source on Mac, but had some issues, so this is easier
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| 253 | // until the homebrew recipe is updated
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| 254 | if (sdlVersion.major == 2 && sdlVersion.minor == 0 && sdlVersion.patch == 9) {
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| 255 | uiOverlay = SDL_CreateTexture(gRenderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_STREAMING, SCREEN_WIDTH, SCREEN_HEIGHT);
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| 256 | } else {
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| 257 | uiOverlay = SDL_CreateTexture(gRenderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, SCREEN_WIDTH, SCREEN_HEIGHT);
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| 258 | }
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| 259 |
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[5f3dba8] | 260 | if (uiOverlay == nullptr) {
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| 261 | cout << "Unable to create blank texture! SDL Error: " << SDL_GetError() << endl;
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| 262 | }
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| 263 | if (SDL_SetTextureBlendMode(uiOverlay, SDL_BLENDMODE_BLEND) != 0) {
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| 264 | cout << "Unable to set texture blend mode! SDL Error: " << SDL_GetError() << endl;
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| 265 | }
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[b794178] | 266 | /*** END OF REFACTORED CODE ***/
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[5f3dba8] | 267 |
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| 268 | gFont = TTF_OpenFont("fonts/lazy.ttf", 28);
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| 269 | if (gFont == nullptr) {
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| 270 | cout << "Failed to load lazy font! SDL_ttf Error: " << TTF_GetError() << endl;
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| 271 | return RTWO_ERROR;
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| 272 | }
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| 273 |
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| 274 | SDL_Color textColor = { 0, 0, 0 };
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| 275 |
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| 276 | SDL_Surface* textSurface = TTF_RenderText_Solid(gFont, "Great sucess!", textColor);
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| 277 | if (textSurface == nullptr) {
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| 278 | cout << "Unable to render text surface! SDL_ttf Error: " << TTF_GetError() << endl;
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| 279 | return RTWO_ERROR;
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| 280 | }
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| 281 |
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| 282 | uiText = SDL_CreateTextureFromSurface(gRenderer, textSurface);
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| 283 | if (uiText == nullptr) {
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| 284 | cout << "Unable to create texture from rendered text! SDL Error: " << SDL_GetError() << endl;
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| 285 | SDL_FreeSurface(textSurface);
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| 286 | return RTWO_ERROR;
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| 287 | }
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| 288 |
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| 289 | SDL_FreeSurface(textSurface);
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| 290 |
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| 291 | // TODO: Load a PNG instead
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| 292 | SDL_Surface* uiImageSurface = SDL_LoadBMP("assets/images/spaceship.bmp");
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| 293 | if (uiImageSurface == nullptr) {
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| 294 | cout << "Unable to load image " << "spaceship.bmp" << "! SDL Error: " << SDL_GetError() << endl;
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| 295 | return RTWO_ERROR;
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[826df16] | 296 | }
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[5f3dba8] | 297 |
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| 298 | uiImage = SDL_CreateTextureFromSurface(gRenderer, uiImageSurface);
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| 299 | if (uiImage == nullptr) {
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| 300 | cout << "Unable to create texture from BMP surface! SDL Error: " << SDL_GetError() << endl;
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| 301 | SDL_FreeSurface(uiImageSurface);
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| 302 | return RTWO_ERROR;
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| 303 | }
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| 304 |
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| 305 | SDL_FreeSurface(uiImageSurface);
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| 306 |
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| 307 | return RTWO_SUCCESS;
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[826df16] | 308 | }
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| 309 |
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[cabdd5c] | 310 | /*** START OF REFACTORED CODE ***/
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[826df16] | 311 | void initVulkan() {
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| 312 | createInstance();
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[7dcd925] | 313 | setupDebugMessenger();
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[b3671b5] | 314 | createSurface();
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[909b51a] | 315 | pickPhysicalDevice();
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| 316 | createLogicalDevice();
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[bfd620e] | 317 | createSwapChain();
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| 318 | createImageViews();
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[be34c9a] | 319 | createRenderPass();
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[d22ae72] | 320 |
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[47bff4c] | 321 | createCommandPool();
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[1187ef5] | 322 |
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[69dccfe] | 323 | createImageResources("textures/texture.jpg", textureImage, textureImageMemory, textureImageView);
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[e1a7f5a] | 324 | createImageResourcesFromSDLTexture(uiOverlay, sdlOverlayImage, sdlOverlayImageMemory, sdlOverlayImageView);
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[fba08f2] | 325 | createTextureSampler();
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[c8b0357] | 326 |
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[721e8be] | 327 | sceneImageInfo = {};
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| 328 | sceneImageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
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| 329 | sceneImageInfo.imageView = textureImageView;
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| 330 | sceneImageInfo.sampler = textureSampler;
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| 331 |
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| 332 | overlayImageInfo = {};
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| 333 | overlayImageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
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| 334 | overlayImageInfo.imageView = sdlOverlayImageView;
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| 335 | overlayImageInfo.sampler = textureSampler;
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| 336 |
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[a0da009] | 337 | // SHADER-SPECIFIC STUFF STARTS HERE
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| 338 |
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[f00ee54] | 339 | vector<Vertex> sceneVertices = {
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[c8b0357] | 340 | {{-0.5f, -0.5f, -0.5f}, {1.0f, 0.0f, 0.0f}, {0.0f, 1.0f}},
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| 341 | {{ 0.5f, -0.5f, -0.5f}, {0.0f, 1.0f, 0.0f}, {1.0f, 1.0f}},
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| 342 | {{ 0.5f, 0.5f, -0.5f}, {0.0f, 0.0f, 1.0f}, {1.0f, 0.0f}},
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| 343 | {{-0.5f, 0.5f, -0.5f}, {1.0f, 1.0f, 1.0f}, {0.0f, 0.0f}},
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| 344 |
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| 345 | {{-0.5f, -0.5f, 0.0f}, {1.0f, 0.0f, 0.0f}, {0.0f, 1.0f}},
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| 346 | {{ 0.5f, -0.5f, 0.0f}, {0.0f, 1.0f, 0.0f}, {1.0f, 1.0f}},
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| 347 | {{ 0.5f, 0.5f, 0.0f}, {0.0f, 0.0f, 1.0f}, {1.0f, 0.0f}},
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| 348 | {{-0.5f, 0.5f, 0.0f}, {1.0f, 1.0f, 1.0f}, {0.0f, 0.0f}}
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[f00ee54] | 349 | };
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| 350 | vector<uint16_t> sceneIndices = {
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[e5d4aca] | 351 | 0, 1, 2, 2, 3, 0,
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| 352 | 4, 5, 6, 6, 7, 4
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[f00ee54] | 353 | };
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| 354 |
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| 355 | initGraphicsPipelineInfo(scenePipeline,
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| 356 | sceneVertices.data(), sizeof(Vertex), sceneVertices.size(),
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| 357 | sceneIndices.data(), sizeof(uint16_t), sceneIndices.size());
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| 358 |
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| 359 | addAttributeDescription(scenePipeline, VK_FORMAT_R32G32B32_SFLOAT, offset_of(&Vertex::pos));
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| 360 | addAttributeDescription(scenePipeline, VK_FORMAT_R32G32B32_SFLOAT, offset_of(&Vertex::color));
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| 361 | addAttributeDescription(scenePipeline, VK_FORMAT_R32G32_SFLOAT, offset_of(&Vertex::texCoord));
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| 362 |
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[721e8be] | 363 | addDescriptorInfo(scenePipeline, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, VK_SHADER_STAGE_VERTEX_BIT, &uniformBufferInfoList, nullptr);
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| 364 | addDescriptorInfo(scenePipeline, VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, VK_SHADER_STAGE_FRAGMENT_BIT, nullptr, &sceneImageInfo);
|
---|
| 365 |
|
---|
| 366 | createDescriptorSetLayout(scenePipeline);
|
---|
[c8b0357] | 367 |
|
---|
[7563b8a] | 368 | numPlanes = 2;
|
---|
[f00ee54] | 369 |
|
---|
| 370 | vector<OverlayVertex> overlayVertices = {
|
---|
| 371 | {{-1.0f, 1.0f, 0.0f}, {0.0f, 1.0f}},
|
---|
| 372 | {{ 1.0f, 1.0f, 0.0f}, {1.0f, 1.0f}},
|
---|
| 373 | {{ 1.0f, -1.0f, 0.0f}, {1.0f, 0.0f}},
|
---|
| 374 | {{-1.0f, -1.0f, 0.0f}, {0.0f, 0.0f}}
|
---|
| 375 | };
|
---|
| 376 | vector<uint16_t> overlayIndices = {
|
---|
| 377 | 0, 1, 2, 2, 3, 0
|
---|
| 378 | };
|
---|
| 379 |
|
---|
| 380 | initGraphicsPipelineInfo(overlayPipeline,
|
---|
| 381 | overlayVertices.data(), sizeof(OverlayVertex), overlayVertices.size(),
|
---|
| 382 | overlayIndices.data(), sizeof(uint16_t), overlayIndices.size());
|
---|
| 383 |
|
---|
| 384 | addAttributeDescription(overlayPipeline, VK_FORMAT_R32G32B32_SFLOAT, offset_of(&OverlayVertex::pos));
|
---|
| 385 | addAttributeDescription(overlayPipeline, VK_FORMAT_R32G32_SFLOAT, offset_of(&OverlayVertex::texCoord));
|
---|
| 386 |
|
---|
[721e8be] | 387 | addDescriptorInfo(overlayPipeline, VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, VK_SHADER_STAGE_FRAGMENT_BIT, nullptr, &overlayImageInfo);
|
---|
| 388 |
|
---|
| 389 | createDescriptorSetLayout(overlayPipeline);
|
---|
[c8b0357] | 390 |
|
---|
[e5d4aca] | 391 | createBufferResources();
|
---|
[d22ae72] | 392 |
|
---|
[47bff4c] | 393 | createSyncObjects();
|
---|
[826df16] | 394 | }
|
---|
| 395 |
|
---|
| 396 | void createInstance() {
|
---|
[b6127d2] | 397 | if (enableValidationLayers && !checkValidationLayerSupport()) {
|
---|
| 398 | throw runtime_error("validation layers requested, but not available!");
|
---|
| 399 | }
|
---|
| 400 |
|
---|
[826df16] | 401 | VkApplicationInfo appInfo = {};
|
---|
| 402 | appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
|
---|
| 403 | appInfo.pApplicationName = "Vulkan Game";
|
---|
| 404 | appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
|
---|
| 405 | appInfo.pEngineName = "No Engine";
|
---|
| 406 | appInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0);
|
---|
| 407 | appInfo.apiVersion = VK_API_VERSION_1_0;
|
---|
| 408 |
|
---|
| 409 | VkInstanceCreateInfo createInfo = {};
|
---|
| 410 | createInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
|
---|
| 411 | createInfo.pApplicationInfo = &appInfo;
|
---|
| 412 |
|
---|
[a8f0577] | 413 | vector<const char*> extensions = getRequiredExtensions();
|
---|
[b6127d2] | 414 | createInfo.enabledExtensionCount = static_cast<uint32_t>(extensions.size());
|
---|
| 415 | createInfo.ppEnabledExtensionNames = extensions.data();
|
---|
[826df16] | 416 |
|
---|
[8667f76] | 417 | cout << endl << "Extensions:" << endl;
|
---|
[b3671b5] | 418 | for (const char* extensionName : extensions) {
|
---|
| 419 | cout << extensionName << endl;
|
---|
| 420 | }
|
---|
| 421 | cout << endl;
|
---|
| 422 |
|
---|
[80de39d] | 423 | VkDebugUtilsMessengerCreateInfoEXT debugCreateInfo;
|
---|
[b6127d2] | 424 | if (enableValidationLayers) {
|
---|
| 425 | createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
|
---|
| 426 | createInfo.ppEnabledLayerNames = validationLayers.data();
|
---|
[80de39d] | 427 |
|
---|
| 428 | populateDebugMessengerCreateInfo(debugCreateInfo);
|
---|
| 429 | createInfo.pNext = &debugCreateInfo;
|
---|
[b6127d2] | 430 | } else {
|
---|
| 431 | createInfo.enabledLayerCount = 0;
|
---|
[80de39d] | 432 |
|
---|
| 433 | createInfo.pNext = nullptr;
|
---|
[b6127d2] | 434 | }
|
---|
[826df16] | 435 |
|
---|
| 436 | if (vkCreateInstance(&createInfo, nullptr, &instance) != VK_SUCCESS) {
|
---|
| 437 | throw runtime_error("failed to create instance!");
|
---|
| 438 | }
|
---|
| 439 | }
|
---|
| 440 |
|
---|
[621664a] | 441 | bool checkValidationLayerSupport() {
|
---|
| 442 | uint32_t layerCount;
|
---|
| 443 | vkEnumerateInstanceLayerProperties(&layerCount, nullptr);
|
---|
| 444 |
|
---|
| 445 | vector<VkLayerProperties> availableLayers(layerCount);
|
---|
| 446 | vkEnumerateInstanceLayerProperties(&layerCount, availableLayers.data());
|
---|
| 447 |
|
---|
| 448 | for (const char* layerName : validationLayers) {
|
---|
| 449 | bool layerFound = false;
|
---|
| 450 |
|
---|
| 451 | for (const auto& layerProperties : availableLayers) {
|
---|
| 452 | if (strcmp(layerName, layerProperties.layerName) == 0) {
|
---|
| 453 | layerFound = true;
|
---|
| 454 | break;
|
---|
| 455 | }
|
---|
| 456 | }
|
---|
| 457 |
|
---|
| 458 | if (!layerFound) {
|
---|
| 459 | return false;
|
---|
| 460 | }
|
---|
| 461 | }
|
---|
| 462 |
|
---|
| 463 | return true;
|
---|
| 464 | }
|
---|
| 465 |
|
---|
| 466 | vector<const char*> getRequiredExtensions() {
|
---|
[7fc5e27] | 467 | vector<const char*> extensions = gui->getRequiredExtensions();
|
---|
[621664a] | 468 |
|
---|
| 469 | if (enableValidationLayers) {
|
---|
| 470 | extensions.push_back(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
|
---|
| 471 | }
|
---|
| 472 |
|
---|
| 473 | return extensions;
|
---|
| 474 | }
|
---|
| 475 |
|
---|
[80de39d] | 476 | void setupDebugMessenger() {
|
---|
| 477 | if (!enableValidationLayers) return;
|
---|
| 478 |
|
---|
| 479 | VkDebugUtilsMessengerCreateInfoEXT createInfo;
|
---|
| 480 | populateDebugMessengerCreateInfo(createInfo);
|
---|
[b6127d2] | 481 |
|
---|
| 482 | if (CreateDebugUtilsMessengerEXT(instance, &createInfo, nullptr, &debugMessenger) != VK_SUCCESS) {
|
---|
[621664a] | 483 | throw runtime_error("failed to set up debug messenger!");
|
---|
[b6127d2] | 484 | }
|
---|
| 485 | }
|
---|
| 486 |
|
---|
[621664a] | 487 | void populateDebugMessengerCreateInfo(VkDebugUtilsMessengerCreateInfoEXT& createInfo) {
|
---|
| 488 | createInfo = {};
|
---|
| 489 | createInfo.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT;
|
---|
| 490 | 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;
|
---|
| 491 | 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;
|
---|
| 492 | createInfo.pfnUserCallback = debugCallback;
|
---|
| 493 | }
|
---|
| 494 |
|
---|
[b3671b5] | 495 | void createSurface() {
|
---|
[7fc5e27] | 496 | if (gui->createVulkanSurface(instance, &surface) == RTWO_ERROR) {
|
---|
[b3671b5] | 497 | throw runtime_error("failed to create window surface!");
|
---|
| 498 | }
|
---|
| 499 | }
|
---|
| 500 |
|
---|
[909b51a] | 501 | void pickPhysicalDevice() {
|
---|
| 502 | uint32_t deviceCount = 0;
|
---|
| 503 | vkEnumeratePhysicalDevices(instance, &deviceCount, nullptr);
|
---|
| 504 |
|
---|
| 505 | if (deviceCount == 0) {
|
---|
| 506 | throw runtime_error("failed to find GPUs with Vulkan support!");
|
---|
| 507 | }
|
---|
| 508 |
|
---|
| 509 | vector<VkPhysicalDevice> devices(deviceCount);
|
---|
| 510 | vkEnumeratePhysicalDevices(instance, &deviceCount, devices.data());
|
---|
| 511 |
|
---|
| 512 | cout << endl << "Graphics cards:" << endl;
|
---|
| 513 | for (const VkPhysicalDevice& device : devices) {
|
---|
| 514 | if (isDeviceSuitable(device)) {
|
---|
| 515 | physicalDevice = device;
|
---|
| 516 | break;
|
---|
| 517 | }
|
---|
| 518 | }
|
---|
| 519 | cout << endl;
|
---|
| 520 |
|
---|
| 521 | if (physicalDevice == VK_NULL_HANDLE) {
|
---|
| 522 | throw runtime_error("failed to find a suitable GPU!");
|
---|
| 523 | }
|
---|
| 524 | }
|
---|
| 525 |
|
---|
| 526 | bool isDeviceSuitable(VkPhysicalDevice device) {
|
---|
| 527 | VkPhysicalDeviceProperties deviceProperties;
|
---|
| 528 | vkGetPhysicalDeviceProperties(device, &deviceProperties);
|
---|
| 529 |
|
---|
| 530 | cout << "Device: " << deviceProperties.deviceName << endl;
|
---|
| 531 |
|
---|
| 532 | QueueFamilyIndices indices = findQueueFamilies(device);
|
---|
[bfd620e] | 533 | bool extensionsSupported = checkDeviceExtensionSupport(device);
|
---|
| 534 | bool swapChainAdequate = false;
|
---|
| 535 |
|
---|
| 536 | if (extensionsSupported) {
|
---|
| 537 | SwapChainSupportDetails swapChainSupport = querySwapChainSupport(device);
|
---|
| 538 | swapChainAdequate = !swapChainSupport.formats.empty() && !swapChainSupport.presentModes.empty();
|
---|
| 539 | }
|
---|
| 540 |
|
---|
[fba08f2] | 541 | VkPhysicalDeviceFeatures supportedFeatures;
|
---|
| 542 | vkGetPhysicalDeviceFeatures(device, &supportedFeatures);
|
---|
| 543 |
|
---|
| 544 | return indices.isComplete() && extensionsSupported && swapChainAdequate && supportedFeatures.samplerAnisotropy;
|
---|
[bfd620e] | 545 | }
|
---|
| 546 |
|
---|
| 547 | bool checkDeviceExtensionSupport(VkPhysicalDevice device) {
|
---|
| 548 | uint32_t extensionCount;
|
---|
| 549 | vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, nullptr);
|
---|
| 550 |
|
---|
| 551 | vector<VkExtensionProperties> availableExtensions(extensionCount);
|
---|
| 552 | vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, availableExtensions.data());
|
---|
| 553 |
|
---|
| 554 | set<string> requiredExtensions(deviceExtensions.begin(), deviceExtensions.end());
|
---|
| 555 |
|
---|
| 556 | for (const auto& extension : availableExtensions) {
|
---|
| 557 | requiredExtensions.erase(extension.extensionName);
|
---|
| 558 | }
|
---|
| 559 |
|
---|
| 560 | return requiredExtensions.empty();
|
---|
[909b51a] | 561 | }
|
---|
| 562 |
|
---|
| 563 | void createLogicalDevice() {
|
---|
| 564 | QueueFamilyIndices indices = findQueueFamilies(physicalDevice);
|
---|
| 565 |
|
---|
[b3671b5] | 566 | vector<VkDeviceQueueCreateInfo> queueCreateInfos;
|
---|
| 567 | set<uint32_t> uniqueQueueFamilies = {indices.graphicsFamily.value(), indices.presentFamily.value()};
|
---|
[909b51a] | 568 |
|
---|
| 569 | float queuePriority = 1.0f;
|
---|
[b3671b5] | 570 | for (uint32_t queueFamily : uniqueQueueFamilies) {
|
---|
| 571 | VkDeviceQueueCreateInfo queueCreateInfo = {};
|
---|
| 572 | queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
|
---|
| 573 | queueCreateInfo.queueFamilyIndex = queueFamily;
|
---|
| 574 | queueCreateInfo.queueCount = 1;
|
---|
| 575 | queueCreateInfo.pQueuePriorities = &queuePriority;
|
---|
| 576 |
|
---|
| 577 | queueCreateInfos.push_back(queueCreateInfo);
|
---|
| 578 | }
|
---|
[909b51a] | 579 |
|
---|
| 580 | VkPhysicalDeviceFeatures deviceFeatures = {};
|
---|
[fba08f2] | 581 | deviceFeatures.samplerAnisotropy = VK_TRUE;
|
---|
[909b51a] | 582 |
|
---|
| 583 | VkDeviceCreateInfo createInfo = {};
|
---|
| 584 | createInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
|
---|
[621664a] | 585 | createInfo.queueCreateInfoCount = static_cast<uint32_t>(queueCreateInfos.size());
|
---|
[b3671b5] | 586 | createInfo.pQueueCreateInfos = queueCreateInfos.data();
|
---|
[909b51a] | 587 |
|
---|
| 588 | createInfo.pEnabledFeatures = &deviceFeatures;
|
---|
| 589 |
|
---|
[bfd620e] | 590 | createInfo.enabledExtensionCount = static_cast<uint32_t>(deviceExtensions.size());
|
---|
| 591 | createInfo.ppEnabledExtensionNames = deviceExtensions.data();
|
---|
[909b51a] | 592 |
|
---|
| 593 | // These fields are ignored by up-to-date Vulkan implementations,
|
---|
| 594 | // but it's a good idea to set them for backwards compatibility
|
---|
| 595 | if (enableValidationLayers) {
|
---|
| 596 | createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
|
---|
| 597 | createInfo.ppEnabledLayerNames = validationLayers.data();
|
---|
| 598 | } else {
|
---|
| 599 | createInfo.enabledLayerCount = 0;
|
---|
| 600 | }
|
---|
| 601 |
|
---|
| 602 | if (vkCreateDevice(physicalDevice, &createInfo, nullptr, &device) != VK_SUCCESS) {
|
---|
| 603 | throw runtime_error("failed to create logical device!");
|
---|
| 604 | }
|
---|
| 605 |
|
---|
| 606 | vkGetDeviceQueue(device, indices.graphicsFamily.value(), 0, &graphicsQueue);
|
---|
[b3671b5] | 607 | vkGetDeviceQueue(device, indices.presentFamily.value(), 0, &presentQueue);
|
---|
[909b51a] | 608 | }
|
---|
| 609 |
|
---|
[621664a] | 610 | void createSwapChain() {
|
---|
| 611 | SwapChainSupportDetails swapChainSupport = querySwapChainSupport(physicalDevice);
|
---|
[a8f0577] | 612 |
|
---|
[621664a] | 613 | VkSurfaceFormatKHR surfaceFormat = chooseSwapSurfaceFormat(swapChainSupport.formats);
|
---|
| 614 | VkPresentModeKHR presentMode = chooseSwapPresentMode(swapChainSupport.presentModes);
|
---|
| 615 | VkExtent2D extent = chooseSwapExtent(swapChainSupport.capabilities);
|
---|
[a8f0577] | 616 |
|
---|
[621664a] | 617 | uint32_t imageCount = swapChainSupport.capabilities.minImageCount + 1;
|
---|
| 618 | if (swapChainSupport.capabilities.maxImageCount > 0 && imageCount > swapChainSupport.capabilities.maxImageCount) {
|
---|
| 619 | imageCount = swapChainSupport.capabilities.maxImageCount;
|
---|
[a8f0577] | 620 | }
|
---|
| 621 |
|
---|
[621664a] | 622 | VkSwapchainCreateInfoKHR createInfo = {};
|
---|
| 623 | createInfo.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
|
---|
| 624 | createInfo.surface = surface;
|
---|
| 625 | createInfo.minImageCount = imageCount;
|
---|
| 626 | createInfo.imageFormat = surfaceFormat.format;
|
---|
| 627 | createInfo.imageColorSpace = surfaceFormat.colorSpace;
|
---|
| 628 | createInfo.imageExtent = extent;
|
---|
| 629 | createInfo.imageArrayLayers = 1;
|
---|
| 630 | createInfo.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
|
---|
[909b51a] | 631 |
|
---|
[621664a] | 632 | QueueFamilyIndices indices = findQueueFamilies(physicalDevice);
|
---|
| 633 | uint32_t queueFamilyIndices[] = {indices.graphicsFamily.value(), indices.presentFamily.value()};
|
---|
[b3671b5] | 634 |
|
---|
[621664a] | 635 | if (indices.graphicsFamily != indices.presentFamily) {
|
---|
| 636 | createInfo.imageSharingMode = VK_SHARING_MODE_CONCURRENT;
|
---|
| 637 | createInfo.queueFamilyIndexCount = 2;
|
---|
| 638 | createInfo.pQueueFamilyIndices = queueFamilyIndices;
|
---|
| 639 | } else {
|
---|
| 640 | createInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
|
---|
| 641 | createInfo.queueFamilyIndexCount = 0;
|
---|
| 642 | createInfo.pQueueFamilyIndices = nullptr;
|
---|
| 643 | }
|
---|
[b3671b5] | 644 |
|
---|
[621664a] | 645 | createInfo.preTransform = swapChainSupport.capabilities.currentTransform;
|
---|
| 646 | createInfo.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
|
---|
| 647 | createInfo.presentMode = presentMode;
|
---|
| 648 | createInfo.clipped = VK_TRUE;
|
---|
| 649 | createInfo.oldSwapchain = VK_NULL_HANDLE;
|
---|
[909b51a] | 650 |
|
---|
[621664a] | 651 | if (vkCreateSwapchainKHR(device, &createInfo, nullptr, &swapChain) != VK_SUCCESS) {
|
---|
| 652 | throw runtime_error("failed to create swap chain!");
|
---|
[909b51a] | 653 | }
|
---|
| 654 |
|
---|
[621664a] | 655 | vkGetSwapchainImagesKHR(device, swapChain, &imageCount, nullptr);
|
---|
| 656 | swapChainImages.resize(imageCount);
|
---|
| 657 | vkGetSwapchainImagesKHR(device, swapChain, &imageCount, swapChainImages.data());
|
---|
| 658 |
|
---|
| 659 | swapChainImageFormat = surfaceFormat.format;
|
---|
| 660 | swapChainExtent = extent;
|
---|
[909b51a] | 661 | }
|
---|
| 662 |
|
---|
[bfd620e] | 663 | SwapChainSupportDetails querySwapChainSupport(VkPhysicalDevice device) {
|
---|
| 664 | SwapChainSupportDetails details;
|
---|
| 665 |
|
---|
| 666 | vkGetPhysicalDeviceSurfaceCapabilitiesKHR(device, surface, &details.capabilities);
|
---|
| 667 |
|
---|
| 668 | uint32_t formatCount;
|
---|
| 669 | vkGetPhysicalDeviceSurfaceFormatsKHR(device, surface, &formatCount, nullptr);
|
---|
| 670 |
|
---|
| 671 | if (formatCount != 0) {
|
---|
| 672 | details.formats.resize(formatCount);
|
---|
| 673 | vkGetPhysicalDeviceSurfaceFormatsKHR(device, surface, &formatCount, details.formats.data());
|
---|
| 674 | }
|
---|
| 675 |
|
---|
| 676 | uint32_t presentModeCount;
|
---|
| 677 | vkGetPhysicalDeviceSurfacePresentModesKHR(device, surface, &presentModeCount, nullptr);
|
---|
| 678 |
|
---|
| 679 | if (presentModeCount != 0) {
|
---|
| 680 | details.presentModes.resize(presentModeCount);
|
---|
| 681 | vkGetPhysicalDeviceSurfacePresentModesKHR(device, surface, &presentModeCount, details.presentModes.data());
|
---|
| 682 | }
|
---|
| 683 |
|
---|
| 684 | return details;
|
---|
| 685 | }
|
---|
| 686 |
|
---|
| 687 | VkSurfaceFormatKHR chooseSwapSurfaceFormat(const vector<VkSurfaceFormatKHR>& availableFormats) {
|
---|
| 688 | for (const auto& availableFormat : availableFormats) {
|
---|
| 689 | if (availableFormat.format == VK_FORMAT_B8G8R8A8_UNORM && availableFormat.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR) {
|
---|
| 690 | return availableFormat;
|
---|
| 691 | }
|
---|
| 692 | }
|
---|
| 693 |
|
---|
| 694 | return availableFormats[0];
|
---|
| 695 | }
|
---|
| 696 |
|
---|
| 697 | VkPresentModeKHR chooseSwapPresentMode(const vector<VkPresentModeKHR>& availablePresentModes) {
|
---|
| 698 | VkPresentModeKHR bestMode = VK_PRESENT_MODE_FIFO_KHR;
|
---|
| 699 |
|
---|
| 700 | for (const auto& availablePresentMode : availablePresentModes) {
|
---|
| 701 | if (availablePresentMode == VK_PRESENT_MODE_MAILBOX_KHR) {
|
---|
| 702 | return availablePresentMode;
|
---|
[621664a] | 703 | }
|
---|
| 704 | else if (availablePresentMode == VK_PRESENT_MODE_IMMEDIATE_KHR) {
|
---|
[bfd620e] | 705 | bestMode = availablePresentMode;
|
---|
| 706 | }
|
---|
| 707 | }
|
---|
| 708 |
|
---|
| 709 | return bestMode;
|
---|
| 710 | }
|
---|
| 711 |
|
---|
| 712 | VkExtent2D chooseSwapExtent(const VkSurfaceCapabilitiesKHR& capabilities) {
|
---|
| 713 | if (capabilities.currentExtent.width != numeric_limits<uint32_t>::max()) {
|
---|
| 714 | return capabilities.currentExtent;
|
---|
[cabdd5c] | 715 | } else {
|
---|
[75108ef] | 716 | VkExtent2D actualExtent = {
|
---|
[cabdd5c] | 717 | static_cast<uint32_t>(gui->getWindowWidth()),
|
---|
| 718 | static_cast<uint32_t>(gui->getWindowHeight())
|
---|
[75108ef] | 719 | };
|
---|
[bfd620e] | 720 |
|
---|
[f00ee54] | 721 | actualExtent.width = std::max(capabilities.minImageExtent.width, std::min(capabilities.maxImageExtent.width, actualExtent.width));
|
---|
| 722 | actualExtent.height = std::max(capabilities.minImageExtent.height, std::min(capabilities.maxImageExtent.height, actualExtent.height));
|
---|
[bfd620e] | 723 |
|
---|
| 724 | return actualExtent;
|
---|
| 725 | }
|
---|
| 726 | }
|
---|
| 727 |
|
---|
| 728 | void createImageViews() {
|
---|
| 729 | swapChainImageViews.resize(swapChainImages.size());
|
---|
| 730 |
|
---|
[621664a] | 731 | for (size_t i = 0; i < swapChainImages.size(); i++) {
|
---|
[adcd252] | 732 | swapChainImageViews[i] = createImageView(swapChainImages[i], swapChainImageFormat, VK_IMAGE_ASPECT_COLOR_BIT);
|
---|
[bfd620e] | 733 | }
|
---|
| 734 | }
|
---|
| 735 |
|
---|
[be34c9a] | 736 | void createRenderPass() {
|
---|
| 737 | VkAttachmentDescription colorAttachment = {};
|
---|
| 738 | colorAttachment.format = swapChainImageFormat;
|
---|
| 739 | colorAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
|
---|
| 740 | colorAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
|
---|
| 741 | colorAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
|
---|
| 742 | colorAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
|
---|
| 743 | colorAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
|
---|
| 744 | colorAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
|
---|
| 745 | colorAttachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
|
---|
| 746 |
|
---|
| 747 | VkAttachmentReference colorAttachmentRef = {};
|
---|
| 748 | colorAttachmentRef.attachment = 0;
|
---|
| 749 | colorAttachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
|
---|
| 750 |
|
---|
[adcd252] | 751 | VkAttachmentDescription depthAttachment = {};
|
---|
| 752 | depthAttachment.format = findDepthFormat();
|
---|
| 753 | depthAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
|
---|
| 754 | depthAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
|
---|
| 755 | depthAttachment.storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
|
---|
| 756 | depthAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
|
---|
| 757 | depthAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
|
---|
| 758 | depthAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
|
---|
| 759 | depthAttachment.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
|
---|
| 760 |
|
---|
| 761 | VkAttachmentReference depthAttachmentRef = {};
|
---|
| 762 | depthAttachmentRef.attachment = 1;
|
---|
| 763 | depthAttachmentRef.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
|
---|
| 764 |
|
---|
[be34c9a] | 765 | VkSubpassDescription subpass = {};
|
---|
| 766 | subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
|
---|
| 767 | subpass.colorAttachmentCount = 1;
|
---|
| 768 | subpass.pColorAttachments = &colorAttachmentRef;
|
---|
[adcd252] | 769 | subpass.pDepthStencilAttachment = &depthAttachmentRef;
|
---|
[be34c9a] | 770 |
|
---|
[621664a] | 771 | VkSubpassDependency dependency = {};
|
---|
[47bff4c] | 772 | dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
|
---|
| 773 | dependency.dstSubpass = 0;
|
---|
| 774 | dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
|
---|
| 775 | dependency.srcAccessMask = 0;
|
---|
| 776 | dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
|
---|
| 777 | dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
|
---|
| 778 |
|
---|
[adcd252] | 779 | array<VkAttachmentDescription, 2> attachments = { colorAttachment, depthAttachment };
|
---|
[be34c9a] | 780 | VkRenderPassCreateInfo renderPassInfo = {};
|
---|
| 781 | renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
|
---|
[adcd252] | 782 | renderPassInfo.attachmentCount = static_cast<uint32_t>(attachments.size());
|
---|
| 783 | renderPassInfo.pAttachments = attachments.data();
|
---|
[be34c9a] | 784 | renderPassInfo.subpassCount = 1;
|
---|
| 785 | renderPassInfo.pSubpasses = &subpass;
|
---|
[47bff4c] | 786 | renderPassInfo.dependencyCount = 1;
|
---|
| 787 | renderPassInfo.pDependencies = &dependency;
|
---|
[be34c9a] | 788 |
|
---|
| 789 | if (vkCreateRenderPass(device, &renderPassInfo, nullptr, &renderPass) != VK_SUCCESS) {
|
---|
| 790 | throw runtime_error("failed to create render pass!");
|
---|
| 791 | }
|
---|
| 792 | }
|
---|
| 793 |
|
---|
[f00ee54] | 794 | void initGraphicsPipelineInfo(GraphicsPipelineInfo& info,
|
---|
| 795 | const void* vertexData, int vertexSize, size_t numVertices,
|
---|
| 796 | const void* indexData, int indexSize, size_t numIndices) {
|
---|
| 797 | // Since there is only one array of vertex data, we use binding = 0
|
---|
| 798 | // I'll probably do that for the foreseeable future
|
---|
| 799 | // I can calculate the stride myself given info about all the varying attributes
|
---|
| 800 |
|
---|
| 801 | info.bindingDescription.binding = 0;
|
---|
| 802 | info.bindingDescription.stride = vertexSize;
|
---|
| 803 | info.bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
|
---|
| 804 |
|
---|
| 805 | info.numVertices = numVertices;
|
---|
[7563b8a] | 806 | info.vertexCapacity = numVertices * 2;
|
---|
| 807 | createVertexBuffer(info, vertexData, vertexSize);
|
---|
[f00ee54] | 808 |
|
---|
| 809 | info.numIndices = numIndices;
|
---|
[7563b8a] | 810 | info.indexCapacity = numIndices * 2;
|
---|
| 811 | createIndexBuffer(info, indexData, indexSize);
|
---|
[f00ee54] | 812 | }
|
---|
| 813 |
|
---|
| 814 | void addAttributeDescription(GraphicsPipelineInfo& info, VkFormat format, size_t offset) {
|
---|
| 815 | VkVertexInputAttributeDescription attributeDesc = {};
|
---|
| 816 |
|
---|
| 817 | attributeDesc.binding = 0;
|
---|
| 818 | attributeDesc.location = info.attributeDescriptions.size();
|
---|
| 819 | attributeDesc.format = format;
|
---|
| 820 | attributeDesc.offset = offset;
|
---|
| 821 |
|
---|
| 822 | info.attributeDescriptions.push_back(attributeDesc);
|
---|
| 823 | }
|
---|
| 824 |
|
---|
[721e8be] | 825 | void addDescriptorInfo(GraphicsPipelineInfo& info, VkDescriptorType type, VkShaderStageFlags stageFlags, vector<VkDescriptorBufferInfo>* bufferData, VkDescriptorImageInfo* imageData) {
|
---|
| 826 | info.descriptorInfoList.push_back({ type, stageFlags, bufferData, imageData });
|
---|
| 827 | }
|
---|
| 828 |
|
---|
| 829 | void createDescriptorSetLayout(GraphicsPipelineInfo& info) {
|
---|
| 830 | vector<VkDescriptorSetLayoutBinding> bindings(info.descriptorInfoList.size());
|
---|
| 831 |
|
---|
| 832 | for (size_t i = 0; i < bindings.size(); i++) {
|
---|
| 833 | bindings[i].binding = i;
|
---|
| 834 | bindings[i].descriptorCount = 1;
|
---|
| 835 | bindings[i].descriptorType = info.descriptorInfoList[i].type;
|
---|
| 836 | bindings[i].stageFlags = info.descriptorInfoList[i].stageFlags;
|
---|
| 837 | bindings[i].pImmutableSamplers = nullptr;
|
---|
| 838 | }
|
---|
| 839 |
|
---|
| 840 | VkDescriptorSetLayoutCreateInfo layoutInfo = {};
|
---|
| 841 | layoutInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO;
|
---|
| 842 | layoutInfo.bindingCount = static_cast<uint32_t>(bindings.size());
|
---|
| 843 | layoutInfo.pBindings = bindings.data();
|
---|
| 844 |
|
---|
| 845 | if (vkCreateDescriptorSetLayout(device, &layoutInfo, nullptr, &info.descriptorSetLayout) != VK_SUCCESS) {
|
---|
| 846 | throw runtime_error("failed to create descriptor set layout!");
|
---|
| 847 | }
|
---|
| 848 | }
|
---|
| 849 |
|
---|
[d22ae72] | 850 | void createGraphicsPipeline(string vertShaderFile, string fragShaderFile, GraphicsPipelineInfo& info) {
|
---|
[7d2b0b9] | 851 | vector<char> vertShaderCode = readFile(vertShaderFile);
|
---|
| 852 | vector<char> fragShaderCode = readFile(fragShaderFile);
|
---|
[e09ad38] | 853 |
|
---|
| 854 | VkShaderModule vertShaderModule = createShaderModule(vertShaderCode);
|
---|
| 855 | VkShaderModule fragShaderModule = createShaderModule(fragShaderCode);
|
---|
| 856 |
|
---|
| 857 | VkPipelineShaderStageCreateInfo vertShaderStageInfo = {};
|
---|
| 858 | vertShaderStageInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
|
---|
| 859 | vertShaderStageInfo.stage = VK_SHADER_STAGE_VERTEX_BIT;
|
---|
| 860 | vertShaderStageInfo.module = vertShaderModule;
|
---|
| 861 | vertShaderStageInfo.pName = "main";
|
---|
| 862 |
|
---|
| 863 | VkPipelineShaderStageCreateInfo fragShaderStageInfo = {};
|
---|
| 864 | fragShaderStageInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
|
---|
| 865 | fragShaderStageInfo.stage = VK_SHADER_STAGE_FRAGMENT_BIT;
|
---|
| 866 | fragShaderStageInfo.module = fragShaderModule;
|
---|
| 867 | fragShaderStageInfo.pName = "main";
|
---|
| 868 |
|
---|
| 869 | VkPipelineShaderStageCreateInfo shaderStages[] = { vertShaderStageInfo, fragShaderStageInfo };
|
---|
| 870 |
|
---|
[84216c7] | 871 | VkPipelineVertexInputStateCreateInfo vertexInputInfo = {};
|
---|
| 872 | vertexInputInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
|
---|
[80edd70] | 873 |
|
---|
| 874 | vertexInputInfo.vertexBindingDescriptionCount = 1;
|
---|
[f00ee54] | 875 | vertexInputInfo.vertexAttributeDescriptionCount = static_cast<uint32_t>(info.attributeDescriptions.size());
|
---|
| 876 | vertexInputInfo.pVertexBindingDescriptions = &info.bindingDescription;
|
---|
| 877 | vertexInputInfo.pVertexAttributeDescriptions = info.attributeDescriptions.data();
|
---|
[84216c7] | 878 |
|
---|
| 879 | VkPipelineInputAssemblyStateCreateInfo inputAssembly = {};
|
---|
| 880 | inputAssembly.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
|
---|
| 881 | inputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
|
---|
| 882 | inputAssembly.primitiveRestartEnable = VK_FALSE;
|
---|
| 883 |
|
---|
| 884 | VkViewport viewport = {};
|
---|
| 885 | viewport.x = 0.0f;
|
---|
| 886 | viewport.y = 0.0f;
|
---|
| 887 | viewport.width = (float) swapChainExtent.width;
|
---|
| 888 | viewport.height = (float) swapChainExtent.height;
|
---|
| 889 | viewport.minDepth = 0.0f;
|
---|
| 890 | viewport.maxDepth = 1.0f;
|
---|
| 891 |
|
---|
| 892 | VkRect2D scissor = {};
|
---|
| 893 | scissor.offset = { 0, 0 };
|
---|
| 894 | scissor.extent = swapChainExtent;
|
---|
| 895 |
|
---|
| 896 | VkPipelineViewportStateCreateInfo viewportState = {};
|
---|
| 897 | viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
|
---|
| 898 | viewportState.viewportCount = 1;
|
---|
| 899 | viewportState.pViewports = &viewport;
|
---|
| 900 | viewportState.scissorCount = 1;
|
---|
| 901 | viewportState.pScissors = &scissor;
|
---|
| 902 |
|
---|
| 903 | VkPipelineRasterizationStateCreateInfo rasterizer = {};
|
---|
| 904 | rasterizer.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
|
---|
| 905 | rasterizer.depthClampEnable = VK_FALSE;
|
---|
| 906 | rasterizer.rasterizerDiscardEnable = VK_FALSE;
|
---|
| 907 | rasterizer.polygonMode = VK_POLYGON_MODE_FILL;
|
---|
| 908 | rasterizer.lineWidth = 1.0f;
|
---|
| 909 | rasterizer.cullMode = VK_CULL_MODE_BACK_BIT;
|
---|
[c7fb883] | 910 | rasterizer.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE;
|
---|
[621664a] | 911 | rasterizer.depthBiasEnable = VK_FALSE;
|
---|
[84216c7] | 912 |
|
---|
| 913 | VkPipelineMultisampleStateCreateInfo multisampling = {};
|
---|
| 914 | multisampling.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
|
---|
| 915 | multisampling.sampleShadingEnable = VK_FALSE;
|
---|
| 916 | multisampling.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
|
---|
| 917 |
|
---|
| 918 | VkPipelineColorBlendAttachmentState colorBlendAttachment = {};
|
---|
| 919 | colorBlendAttachment.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
|
---|
[69dccfe] | 920 | colorBlendAttachment.blendEnable = VK_TRUE;
|
---|
| 921 | colorBlendAttachment.colorBlendOp = VK_BLEND_OP_ADD;
|
---|
| 922 | colorBlendAttachment.srcColorBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA;
|
---|
| 923 | colorBlendAttachment.dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
|
---|
| 924 | colorBlendAttachment.alphaBlendOp = VK_BLEND_OP_ADD;
|
---|
| 925 | colorBlendAttachment.srcAlphaBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA;
|
---|
| 926 | colorBlendAttachment.dstAlphaBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA;
|
---|
[84216c7] | 927 |
|
---|
| 928 | VkPipelineColorBlendStateCreateInfo colorBlending = {};
|
---|
| 929 | colorBlending.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
|
---|
| 930 | colorBlending.logicOpEnable = VK_FALSE;
|
---|
| 931 | colorBlending.logicOp = VK_LOGIC_OP_COPY;
|
---|
| 932 | colorBlending.attachmentCount = 1;
|
---|
| 933 | colorBlending.pAttachments = &colorBlendAttachment;
|
---|
| 934 | colorBlending.blendConstants[0] = 0.0f;
|
---|
| 935 | colorBlending.blendConstants[1] = 0.0f;
|
---|
| 936 | colorBlending.blendConstants[2] = 0.0f;
|
---|
| 937 | colorBlending.blendConstants[3] = 0.0f;
|
---|
| 938 |
|
---|
[adcd252] | 939 | VkPipelineDepthStencilStateCreateInfo depthStencil = {};
|
---|
| 940 | depthStencil.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
|
---|
| 941 | depthStencil.depthTestEnable = VK_TRUE;
|
---|
| 942 | depthStencil.depthWriteEnable = VK_TRUE;
|
---|
| 943 | depthStencil.depthCompareOp = VK_COMPARE_OP_LESS;
|
---|
| 944 | depthStencil.depthBoundsTestEnable = VK_FALSE;
|
---|
| 945 | depthStencil.minDepthBounds = 0.0f;
|
---|
| 946 | depthStencil.maxDepthBounds = 1.0f;
|
---|
| 947 | depthStencil.stencilTestEnable = VK_FALSE;
|
---|
| 948 | depthStencil.front = {};
|
---|
| 949 | depthStencil.back = {};
|
---|
| 950 |
|
---|
[84216c7] | 951 | VkPipelineLayoutCreateInfo pipelineLayoutInfo = {};
|
---|
| 952 | pipelineLayoutInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
|
---|
[de32fda] | 953 | pipelineLayoutInfo.setLayoutCount = 1;
|
---|
[d22ae72] | 954 | pipelineLayoutInfo.pSetLayouts = &info.descriptorSetLayout;
|
---|
[84216c7] | 955 | pipelineLayoutInfo.pushConstantRangeCount = 0;
|
---|
| 956 |
|
---|
[d22ae72] | 957 | if (vkCreatePipelineLayout(device, &pipelineLayoutInfo, nullptr, &info.pipelineLayout) != VK_SUCCESS) {
|
---|
[84216c7] | 958 | throw runtime_error("failed to create pipeline layout!");
|
---|
| 959 | }
|
---|
| 960 |
|
---|
[fd70015] | 961 | VkGraphicsPipelineCreateInfo pipelineInfo = {};
|
---|
| 962 | pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
|
---|
| 963 | pipelineInfo.stageCount = 2;
|
---|
| 964 | pipelineInfo.pStages = shaderStages;
|
---|
| 965 | pipelineInfo.pVertexInputState = &vertexInputInfo;
|
---|
| 966 | pipelineInfo.pInputAssemblyState = &inputAssembly;
|
---|
| 967 | pipelineInfo.pViewportState = &viewportState;
|
---|
| 968 | pipelineInfo.pRasterizationState = &rasterizer;
|
---|
| 969 | pipelineInfo.pMultisampleState = &multisampling;
|
---|
[adcd252] | 970 | pipelineInfo.pDepthStencilState = &depthStencil;
|
---|
[fd70015] | 971 | pipelineInfo.pColorBlendState = &colorBlending;
|
---|
| 972 | pipelineInfo.pDynamicState = nullptr;
|
---|
[d22ae72] | 973 | pipelineInfo.layout = info.pipelineLayout;
|
---|
[fd70015] | 974 | pipelineInfo.renderPass = renderPass;
|
---|
| 975 | pipelineInfo.subpass = 0;
|
---|
| 976 | pipelineInfo.basePipelineHandle = VK_NULL_HANDLE;
|
---|
| 977 | pipelineInfo.basePipelineIndex = -1;
|
---|
| 978 |
|
---|
[d22ae72] | 979 | if (vkCreateGraphicsPipelines(device, VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, &info.pipeline) != VK_SUCCESS) {
|
---|
[fd70015] | 980 | throw runtime_error("failed to create graphics pipeline!");
|
---|
| 981 | }
|
---|
| 982 |
|
---|
[e09ad38] | 983 | vkDestroyShaderModule(device, vertShaderModule, nullptr);
|
---|
| 984 | vkDestroyShaderModule(device, fragShaderModule, nullptr);
|
---|
| 985 | }
|
---|
| 986 |
|
---|
| 987 | VkShaderModule createShaderModule(const vector<char>& code) {
|
---|
| 988 | VkShaderModuleCreateInfo createInfo = {};
|
---|
| 989 | createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
|
---|
| 990 | createInfo.codeSize = code.size();
|
---|
| 991 | createInfo.pCode = reinterpret_cast<const uint32_t*>(code.data());
|
---|
| 992 |
|
---|
| 993 | VkShaderModule shaderModule;
|
---|
| 994 | if (vkCreateShaderModule(device, &createInfo, nullptr, &shaderModule) != VK_SUCCESS) {
|
---|
| 995 | throw runtime_error("failed to create shader module!");
|
---|
| 996 | }
|
---|
| 997 |
|
---|
| 998 | return shaderModule;
|
---|
[4befb76] | 999 | }
|
---|
| 1000 |
|
---|
[ebeb3aa] | 1001 | void createFramebuffers() {
|
---|
| 1002 | swapChainFramebuffers.resize(swapChainImageViews.size());
|
---|
| 1003 |
|
---|
| 1004 | for (size_t i = 0; i < swapChainImageViews.size(); i++) {
|
---|
[603b5bc] | 1005 | array<VkImageView, 2> attachments = {
|
---|
[adcd252] | 1006 | swapChainImageViews[i],
|
---|
| 1007 | depthImageView
|
---|
[ebeb3aa] | 1008 | };
|
---|
| 1009 |
|
---|
| 1010 | VkFramebufferCreateInfo framebufferInfo = {};
|
---|
| 1011 | framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
|
---|
| 1012 | framebufferInfo.renderPass = renderPass;
|
---|
[adcd252] | 1013 | framebufferInfo.attachmentCount = static_cast<uint32_t>(attachments.size());
|
---|
| 1014 | framebufferInfo.pAttachments = attachments.data();
|
---|
[ebeb3aa] | 1015 | framebufferInfo.width = swapChainExtent.width;
|
---|
| 1016 | framebufferInfo.height = swapChainExtent.height;
|
---|
| 1017 | framebufferInfo.layers = 1;
|
---|
| 1018 |
|
---|
| 1019 | if (vkCreateFramebuffer(device, &framebufferInfo, nullptr, &swapChainFramebuffers[i]) != VK_SUCCESS) {
|
---|
| 1020 | throw runtime_error("failed to create framebuffer!");
|
---|
| 1021 | }
|
---|
| 1022 | }
|
---|
| 1023 | }
|
---|
| 1024 |
|
---|
[47bff4c] | 1025 | void createCommandPool() {
|
---|
| 1026 | QueueFamilyIndices queueFamilyIndices = findQueueFamilies(physicalDevice);
|
---|
| 1027 |
|
---|
| 1028 | VkCommandPoolCreateInfo poolInfo = {};
|
---|
| 1029 | poolInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
|
---|
| 1030 | poolInfo.queueFamilyIndex = queueFamilyIndices.graphicsFamily.value();
|
---|
| 1031 | poolInfo.flags = 0;
|
---|
| 1032 |
|
---|
| 1033 | if (vkCreateCommandPool(device, &poolInfo, nullptr, &commandPool) != VK_SUCCESS) {
|
---|
[621664a] | 1034 | throw runtime_error("failed to create graphics command pool!");
|
---|
[47bff4c] | 1035 | }
|
---|
| 1036 | }
|
---|
| 1037 |
|
---|
[621664a] | 1038 | QueueFamilyIndices findQueueFamilies(VkPhysicalDevice device) {
|
---|
| 1039 | QueueFamilyIndices indices;
|
---|
| 1040 |
|
---|
| 1041 | uint32_t queueFamilyCount = 0;
|
---|
| 1042 | vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, nullptr);
|
---|
| 1043 |
|
---|
| 1044 | vector<VkQueueFamilyProperties> queueFamilies(queueFamilyCount);
|
---|
| 1045 | vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, queueFamilies.data());
|
---|
| 1046 |
|
---|
| 1047 | int i = 0;
|
---|
| 1048 | for (const auto& queueFamily : queueFamilies) {
|
---|
| 1049 | if (queueFamily.queueCount > 0 && queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
|
---|
| 1050 | indices.graphicsFamily = i;
|
---|
| 1051 | }
|
---|
| 1052 |
|
---|
| 1053 | VkBool32 presentSupport = false;
|
---|
| 1054 | vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport);
|
---|
| 1055 |
|
---|
| 1056 | if (queueFamily.queueCount > 0 && presentSupport) {
|
---|
| 1057 | indices.presentFamily = i;
|
---|
| 1058 | }
|
---|
| 1059 |
|
---|
| 1060 | if (indices.isComplete()) {
|
---|
| 1061 | break;
|
---|
| 1062 | }
|
---|
| 1063 |
|
---|
| 1064 | i++;
|
---|
| 1065 | }
|
---|
| 1066 |
|
---|
| 1067 | return indices;
|
---|
| 1068 | }
|
---|
| 1069 |
|
---|
[adcd252] | 1070 | void createDepthResources() {
|
---|
| 1071 | VkFormat depthFormat = findDepthFormat();
|
---|
| 1072 |
|
---|
| 1073 | createImage(swapChainExtent.width, swapChainExtent.height, depthFormat, VK_IMAGE_TILING_OPTIMAL,
|
---|
| 1074 | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, depthImage, depthImageMemory);
|
---|
| 1075 | depthImageView = createImageView(depthImage, depthFormat, VK_IMAGE_ASPECT_DEPTH_BIT);
|
---|
| 1076 |
|
---|
| 1077 | transitionImageLayout(depthImage, depthFormat, VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
|
---|
| 1078 | }
|
---|
| 1079 |
|
---|
| 1080 | VkFormat findDepthFormat() {
|
---|
| 1081 | return findSupportedFormat(
|
---|
| 1082 | { VK_FORMAT_D32_SFLOAT, VK_FORMAT_D32_SFLOAT_S8_UINT, VK_FORMAT_D24_UNORM_S8_UINT },
|
---|
| 1083 | VK_IMAGE_TILING_OPTIMAL,
|
---|
| 1084 | VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT
|
---|
| 1085 | );
|
---|
| 1086 | }
|
---|
| 1087 |
|
---|
| 1088 | VkFormat findSupportedFormat(const vector<VkFormat>& candidates, VkImageTiling tiling,
|
---|
| 1089 | VkFormatFeatureFlags features) {
|
---|
| 1090 | for (VkFormat format : candidates) {
|
---|
| 1091 | VkFormatProperties props;
|
---|
| 1092 | vkGetPhysicalDeviceFormatProperties(physicalDevice, format, &props);
|
---|
| 1093 |
|
---|
| 1094 | if (tiling == VK_IMAGE_TILING_LINEAR &&
|
---|
| 1095 | (props.linearTilingFeatures & features) == features) {
|
---|
| 1096 | return format;
|
---|
| 1097 | } else if (tiling == VK_IMAGE_TILING_OPTIMAL &&
|
---|
| 1098 | (props.optimalTilingFeatures & features) == features) {
|
---|
| 1099 | return format;
|
---|
| 1100 | }
|
---|
| 1101 | }
|
---|
| 1102 |
|
---|
| 1103 | throw runtime_error("failed to find supported format!");
|
---|
| 1104 | }
|
---|
| 1105 |
|
---|
| 1106 | bool hasStencilComponent(VkFormat format) {
|
---|
| 1107 | return format == VK_FORMAT_D32_SFLOAT_S8_UINT || format == VK_FORMAT_D24_UNORM_S8_UINT;
|
---|
| 1108 | }
|
---|
| 1109 |
|
---|
[69dccfe] | 1110 | void createImageResources(string filename, VkImage& image, VkDeviceMemory& imageMemory, VkImageView& view) {
|
---|
[eea05dd] | 1111 | int texWidth, texHeight, texChannels;
|
---|
| 1112 |
|
---|
[69dccfe] | 1113 | stbi_uc* pixels = stbi_load(filename.c_str(), &texWidth, &texHeight, &texChannels, STBI_rgb_alpha);
|
---|
[eea05dd] | 1114 | VkDeviceSize imageSize = texWidth * texHeight * 4;
|
---|
| 1115 |
|
---|
| 1116 | if (!pixels) {
|
---|
| 1117 | throw runtime_error("failed to load texture image!");
|
---|
| 1118 | }
|
---|
| 1119 |
|
---|
| 1120 | VkBuffer stagingBuffer;
|
---|
| 1121 | VkDeviceMemory stagingBufferMemory;
|
---|
| 1122 |
|
---|
| 1123 | createBuffer(imageSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
|
---|
| 1124 | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
---|
| 1125 | stagingBuffer, stagingBufferMemory);
|
---|
| 1126 |
|
---|
| 1127 | void* data;
|
---|
| 1128 |
|
---|
| 1129 | vkMapMemory(device, stagingBufferMemory, 0, imageSize, 0, &data);
|
---|
| 1130 | memcpy(data, pixels, static_cast<size_t>(imageSize));
|
---|
| 1131 | vkUnmapMemory(device, stagingBufferMemory);
|
---|
| 1132 |
|
---|
| 1133 | stbi_image_free(pixels);
|
---|
| 1134 |
|
---|
| 1135 | createImage(texWidth, texHeight, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_TILING_OPTIMAL,
|
---|
| 1136 | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT,
|
---|
[69dccfe] | 1137 | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, image, imageMemory);
|
---|
[eea05dd] | 1138 |
|
---|
[69dccfe] | 1139 | transitionImageLayout(image, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
|
---|
| 1140 | copyBufferToImage(stagingBuffer, image, static_cast<uint32_t>(texWidth), static_cast<uint32_t>(texHeight));
|
---|
| 1141 | transitionImageLayout(image, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
|
---|
[eea05dd] | 1142 |
|
---|
| 1143 | vkDestroyBuffer(device, stagingBuffer, nullptr);
|
---|
[f5d5686] | 1144 | vkFreeMemory(device, stagingBufferMemory, nullptr);
|
---|
[69dccfe] | 1145 |
|
---|
| 1146 | view = createImageView(image, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_ASPECT_COLOR_BIT);
|
---|
[eea05dd] | 1147 | }
|
---|
| 1148 |
|
---|
[e1a7f5a] | 1149 | void createImageResourcesFromSDLTexture(SDL_Texture* texture, VkImage& image, VkDeviceMemory& imageMemory, VkImageView& view) {
|
---|
| 1150 | int a, w, h;
|
---|
| 1151 |
|
---|
| 1152 | // I only need this here for the width and height, which are constants, so just use those instead
|
---|
| 1153 | SDL_QueryTexture(texture, nullptr, &a, &w, &h);
|
---|
| 1154 |
|
---|
| 1155 | createImage(w, h, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_TILING_OPTIMAL,
|
---|
| 1156 | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT,
|
---|
| 1157 | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, image, imageMemory);
|
---|
| 1158 |
|
---|
| 1159 | view = createImageView(image, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_ASPECT_COLOR_BIT);
|
---|
| 1160 | }
|
---|
| 1161 |
|
---|
| 1162 | void populateImageFromSDLTexture(SDL_Texture* texture, VkImage& image) {
|
---|
[f00ee54] | 1163 | int a, w, h;
|
---|
[e1a7f5a] | 1164 |
|
---|
| 1165 | SDL_QueryTexture(texture, nullptr, &a, &w, &h);
|
---|
| 1166 |
|
---|
| 1167 | VkDeviceSize imageSize = w * h * 4;
|
---|
| 1168 | unsigned char* pixels = new unsigned char[imageSize];
|
---|
| 1169 |
|
---|
| 1170 | SDL_RenderReadPixels(gRenderer, nullptr, SDL_PIXELFORMAT_ABGR8888, pixels, w * 4);
|
---|
| 1171 |
|
---|
| 1172 | VkBuffer stagingBuffer;
|
---|
| 1173 | VkDeviceMemory stagingBufferMemory;
|
---|
| 1174 |
|
---|
| 1175 | createBuffer(imageSize,
|
---|
| 1176 | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
|
---|
| 1177 | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT,
|
---|
| 1178 | stagingBuffer, stagingBufferMemory);
|
---|
| 1179 |
|
---|
| 1180 | void* data;
|
---|
| 1181 |
|
---|
| 1182 | vkMapMemory(device, stagingBufferMemory, 0, VK_WHOLE_SIZE, 0, &data);
|
---|
| 1183 | memcpy(data, pixels, static_cast<size_t>(imageSize));
|
---|
| 1184 |
|
---|
| 1185 | VkMappedMemoryRange mappedMemoryRange = {};
|
---|
| 1186 | mappedMemoryRange.sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE;
|
---|
| 1187 | mappedMemoryRange.memory = stagingBufferMemory;
|
---|
| 1188 | mappedMemoryRange.offset = 0;
|
---|
| 1189 | mappedMemoryRange.size = VK_WHOLE_SIZE;
|
---|
| 1190 |
|
---|
| 1191 | // TODO: Should probably check that the function succeeded
|
---|
| 1192 | vkFlushMappedMemoryRanges(device, 1, &mappedMemoryRange);
|
---|
| 1193 | vkUnmapMemory(device, stagingBufferMemory);
|
---|
| 1194 |
|
---|
[8a40f4b] | 1195 | delete[] pixels;
|
---|
| 1196 |
|
---|
[e1a7f5a] | 1197 | transitionImageLayout(image, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
|
---|
| 1198 | copyBufferToImage(stagingBuffer, image, static_cast<uint32_t>(w), static_cast<uint32_t>(h));
|
---|
| 1199 | transitionImageLayout(image, VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
|
---|
| 1200 |
|
---|
| 1201 | vkDestroyBuffer(device, stagingBuffer, nullptr);
|
---|
| 1202 | vkFreeMemory(device, stagingBufferMemory, nullptr);
|
---|
| 1203 | }
|
---|
| 1204 |
|
---|
[621664a] | 1205 | void createImage(uint32_t width, uint32_t height, VkFormat format, VkImageTiling tiling, VkImageUsageFlags usage,
|
---|
| 1206 | VkMemoryPropertyFlags properties, VkImage& image, VkDeviceMemory& imageMemory) {
|
---|
[eea05dd] | 1207 | VkImageCreateInfo imageInfo = {};
|
---|
| 1208 | imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
|
---|
| 1209 | imageInfo.imageType = VK_IMAGE_TYPE_2D;
|
---|
| 1210 | imageInfo.extent.width = width;
|
---|
| 1211 | imageInfo.extent.height = height;
|
---|
| 1212 | imageInfo.extent.depth = 1;
|
---|
| 1213 | imageInfo.mipLevels = 1;
|
---|
| 1214 | imageInfo.arrayLayers = 1;
|
---|
| 1215 | imageInfo.format = format;
|
---|
| 1216 | imageInfo.tiling = tiling;
|
---|
| 1217 | imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
|
---|
| 1218 | imageInfo.usage = usage;
|
---|
| 1219 | imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
|
---|
| 1220 | imageInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
|
---|
| 1221 |
|
---|
| 1222 | if (vkCreateImage(device, &imageInfo, nullptr, &image) != VK_SUCCESS) {
|
---|
| 1223 | throw runtime_error("failed to create image!");
|
---|
| 1224 | }
|
---|
| 1225 |
|
---|
| 1226 | VkMemoryRequirements memRequirements;
|
---|
| 1227 | vkGetImageMemoryRequirements(device, image, &memRequirements);
|
---|
| 1228 |
|
---|
[621664a] | 1229 | VkMemoryAllocateInfo allocInfo = {};
|
---|
[eea05dd] | 1230 | allocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
|
---|
| 1231 | allocInfo.allocationSize = memRequirements.size;
|
---|
| 1232 | allocInfo.memoryTypeIndex = findMemoryType(memRequirements.memoryTypeBits, properties);
|
---|
| 1233 |
|
---|
| 1234 | if (vkAllocateMemory(device, &allocInfo, nullptr, &imageMemory) != VK_SUCCESS) {
|
---|
| 1235 | throw runtime_error("failed to allocate image memory!");
|
---|
| 1236 | }
|
---|
| 1237 |
|
---|
| 1238 | vkBindImageMemory(device, image, imageMemory, 0);
|
---|
| 1239 | }
|
---|
| 1240 |
|
---|
[621664a] | 1241 | void transitionImageLayout(VkImage image, VkFormat format, VkImageLayout oldLayout, VkImageLayout newLayout) {
|
---|
[eea05dd] | 1242 | VkCommandBuffer commandBuffer = beginSingleTimeCommands();
|
---|
| 1243 |
|
---|
| 1244 | VkImageMemoryBarrier barrier = {};
|
---|
| 1245 | barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
|
---|
| 1246 | barrier.oldLayout = oldLayout;
|
---|
| 1247 | barrier.newLayout = newLayout;
|
---|
| 1248 | barrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
|
---|
| 1249 | barrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
|
---|
| 1250 | barrier.image = image;
|
---|
[adcd252] | 1251 |
|
---|
| 1252 | if (newLayout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL) {
|
---|
| 1253 | barrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
|
---|
| 1254 |
|
---|
| 1255 | if (hasStencilComponent(format)) {
|
---|
| 1256 | barrier.subresourceRange.aspectMask |= VK_IMAGE_ASPECT_STENCIL_BIT;
|
---|
| 1257 | }
|
---|
| 1258 | } else {
|
---|
| 1259 | barrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
|
---|
| 1260 | }
|
---|
| 1261 |
|
---|
[eea05dd] | 1262 | barrier.subresourceRange.baseMipLevel = 0;
|
---|
| 1263 | barrier.subresourceRange.levelCount = 1;
|
---|
| 1264 | barrier.subresourceRange.baseArrayLayer = 0;
|
---|
| 1265 | barrier.subresourceRange.layerCount = 1;
|
---|
[f5d5686] | 1266 |
|
---|
| 1267 | VkPipelineStageFlags sourceStage;
|
---|
| 1268 | VkPipelineStageFlags destinationStage;
|
---|
[eea05dd] | 1269 |
|
---|
| 1270 | if (oldLayout == VK_IMAGE_LAYOUT_UNDEFINED && newLayout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL) {
|
---|
| 1271 | barrier.srcAccessMask = 0;
|
---|
| 1272 | barrier.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
|
---|
| 1273 |
|
---|
| 1274 | sourceStage = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
|
---|
| 1275 | destinationStage = VK_PIPELINE_STAGE_TRANSFER_BIT;
|
---|
| 1276 | } else if (oldLayout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL && newLayout == VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL) {
|
---|
| 1277 | barrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
|
---|
| 1278 | barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
|
---|
| 1279 |
|
---|
| 1280 | sourceStage = VK_PIPELINE_STAGE_TRANSFER_BIT;
|
---|
| 1281 | destinationStage = VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT;
|
---|
[adcd252] | 1282 | } else if (oldLayout == VK_IMAGE_LAYOUT_UNDEFINED && newLayout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL) {
|
---|
| 1283 | barrier.srcAccessMask = 0;
|
---|
| 1284 | barrier.dstAccessMask = VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
|
---|
| 1285 |
|
---|
| 1286 | sourceStage = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
|
---|
| 1287 | destinationStage = VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT;
|
---|
[eea05dd] | 1288 | } else {
|
---|
| 1289 | throw invalid_argument("unsupported layout transition!");
|
---|
| 1290 | }
|
---|
| 1291 |
|
---|
| 1292 | vkCmdPipelineBarrier(
|
---|
| 1293 | commandBuffer,
|
---|
[f5d5686] | 1294 | sourceStage, destinationStage,
|
---|
[eea05dd] | 1295 | 0,
|
---|
| 1296 | 0, nullptr,
|
---|
| 1297 | 0, nullptr,
|
---|
| 1298 | 1, &barrier
|
---|
| 1299 | );
|
---|
| 1300 |
|
---|
| 1301 | endSingleTimeCommands(commandBuffer);
|
---|
| 1302 | }
|
---|
| 1303 |
|
---|
| 1304 | void copyBufferToImage(VkBuffer buffer, VkImage image, uint32_t width, uint32_t height) {
|
---|
| 1305 | VkCommandBuffer commandBuffer = beginSingleTimeCommands();
|
---|
| 1306 |
|
---|
| 1307 | VkBufferImageCopy region = {};
|
---|
| 1308 | region.bufferOffset = 0;
|
---|
| 1309 | region.bufferRowLength = 0;
|
---|
| 1310 | region.bufferImageHeight = 0;
|
---|
| 1311 | region.imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
|
---|
| 1312 | region.imageSubresource.mipLevel = 0;
|
---|
| 1313 | region.imageSubresource.baseArrayLayer = 0;
|
---|
| 1314 | region.imageSubresource.layerCount = 1;
|
---|
| 1315 | region.imageOffset = { 0, 0, 0 };
|
---|
| 1316 | region.imageExtent = { width, height, 1 };
|
---|
| 1317 |
|
---|
| 1318 | vkCmdCopyBufferToImage(
|
---|
| 1319 | commandBuffer,
|
---|
| 1320 | buffer,
|
---|
| 1321 | image,
|
---|
| 1322 | VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
|
---|
| 1323 | 1,
|
---|
| 1324 | ®ion
|
---|
| 1325 | );
|
---|
| 1326 |
|
---|
| 1327 | endSingleTimeCommands(commandBuffer);
|
---|
| 1328 | }
|
---|
| 1329 |
|
---|
[adcd252] | 1330 | VkImageView createImageView(VkImage image, VkFormat format, VkImageAspectFlags aspectFlags) {
|
---|
[fba08f2] | 1331 | VkImageViewCreateInfo viewInfo = {};
|
---|
| 1332 | viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
|
---|
| 1333 | viewInfo.image = image;
|
---|
| 1334 | viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
|
---|
| 1335 | viewInfo.format = format;
|
---|
| 1336 |
|
---|
| 1337 | viewInfo.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
|
---|
| 1338 | viewInfo.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
|
---|
| 1339 | viewInfo.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
|
---|
| 1340 | viewInfo.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
|
---|
| 1341 |
|
---|
[adcd252] | 1342 | viewInfo.subresourceRange.aspectMask = aspectFlags;
|
---|
[fba08f2] | 1343 | viewInfo.subresourceRange.baseMipLevel = 0;
|
---|
| 1344 | viewInfo.subresourceRange.levelCount = 1;
|
---|
| 1345 | viewInfo.subresourceRange.baseArrayLayer = 0;
|
---|
| 1346 | viewInfo.subresourceRange.layerCount = 1;
|
---|
| 1347 |
|
---|
| 1348 | VkImageView imageView;
|
---|
| 1349 | if (vkCreateImageView(device, &viewInfo, nullptr, &imageView) != VK_SUCCESS) {
|
---|
| 1350 | throw runtime_error("failed to create texture image view!");
|
---|
| 1351 | }
|
---|
| 1352 |
|
---|
| 1353 | return imageView;
|
---|
| 1354 | }
|
---|
| 1355 |
|
---|
| 1356 | void createTextureSampler() {
|
---|
| 1357 | VkSamplerCreateInfo samplerInfo = {};
|
---|
| 1358 | samplerInfo.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO;
|
---|
| 1359 | samplerInfo.magFilter = VK_FILTER_LINEAR;
|
---|
| 1360 | samplerInfo.minFilter = VK_FILTER_LINEAR;
|
---|
| 1361 |
|
---|
| 1362 | samplerInfo.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT;
|
---|
| 1363 | samplerInfo.addressModeV = VK_SAMPLER_ADDRESS_MODE_REPEAT;
|
---|
| 1364 | samplerInfo.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT;
|
---|
| 1365 |
|
---|
| 1366 | samplerInfo.anisotropyEnable = VK_TRUE;
|
---|
| 1367 | samplerInfo.maxAnisotropy = 16;
|
---|
| 1368 | samplerInfo.borderColor = VK_BORDER_COLOR_INT_OPAQUE_BLACK;
|
---|
| 1369 | samplerInfo.unnormalizedCoordinates = VK_FALSE;
|
---|
| 1370 | samplerInfo.compareEnable = VK_FALSE;
|
---|
| 1371 | samplerInfo.compareOp = VK_COMPARE_OP_ALWAYS;
|
---|
| 1372 | samplerInfo.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR;
|
---|
| 1373 | samplerInfo.mipLodBias = 0.0f;
|
---|
| 1374 | samplerInfo.minLod = 0.0f;
|
---|
| 1375 | samplerInfo.maxLod = 0.0f;
|
---|
| 1376 |
|
---|
| 1377 | if (vkCreateSampler(device, &samplerInfo, nullptr, &textureSampler) != VK_SUCCESS) {
|
---|
| 1378 | throw runtime_error("failed to create texture sampler!");
|
---|
| 1379 | }
|
---|
| 1380 | }
|
---|
| 1381 |
|
---|
[7563b8a] | 1382 | void createVertexBuffer(GraphicsPipelineInfo& info, const void* vertexData, int vertexSize) {
|
---|
| 1383 | VkDeviceSize bufferSize = info.numVertices * vertexSize;
|
---|
| 1384 | VkDeviceSize bufferCapacity = info.vertexCapacity * vertexSize;
|
---|
| 1385 |
|
---|
[d9ef6ab] | 1386 | VkBuffer stagingBuffer;
|
---|
| 1387 | VkDeviceMemory stagingBufferMemory;
|
---|
[621664a] | 1388 | createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
|
---|
[d9ef6ab] | 1389 | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
---|
| 1390 | stagingBuffer, stagingBufferMemory);
|
---|
| 1391 |
|
---|
| 1392 | void* data;
|
---|
| 1393 | vkMapMemory(device, stagingBufferMemory, 0, bufferSize, 0, &data);
|
---|
[f00ee54] | 1394 | memcpy(data, vertexData, (size_t) bufferSize);
|
---|
[d9ef6ab] | 1395 | vkUnmapMemory(device, stagingBufferMemory);
|
---|
| 1396 |
|
---|
[7563b8a] | 1397 | createBuffer(bufferCapacity, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
|
---|
[f00ee54] | 1398 | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, info.vertexBuffer, info.vertexBufferMemory);
|
---|
[d9ef6ab] | 1399 |
|
---|
[7563b8a] | 1400 | copyBuffer(stagingBuffer, info.vertexBuffer, 0, 0, bufferSize);
|
---|
[d9ef6ab] | 1401 |
|
---|
| 1402 | vkDestroyBuffer(device, stagingBuffer, nullptr);
|
---|
| 1403 | vkFreeMemory(device, stagingBufferMemory, nullptr);
|
---|
| 1404 | }
|
---|
| 1405 |
|
---|
[7563b8a] | 1406 | void createIndexBuffer(GraphicsPipelineInfo& info, const void* indexData, int indexSize) {
|
---|
| 1407 | VkDeviceSize bufferSize = info.numIndices * indexSize;
|
---|
| 1408 | VkDeviceSize bufferCapacity = info.indexCapacity * indexSize;
|
---|
| 1409 |
|
---|
[cae7a2c] | 1410 | VkBuffer stagingBuffer;
|
---|
| 1411 | VkDeviceMemory stagingBufferMemory;
|
---|
| 1412 | createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
|
---|
| 1413 | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
---|
| 1414 | stagingBuffer, stagingBufferMemory);
|
---|
| 1415 |
|
---|
| 1416 | void* data;
|
---|
| 1417 | vkMapMemory(device, stagingBufferMemory, 0, bufferSize, 0, &data);
|
---|
[f00ee54] | 1418 | memcpy(data, indexData, (size_t) bufferSize);
|
---|
[cae7a2c] | 1419 | vkUnmapMemory(device, stagingBufferMemory);
|
---|
| 1420 |
|
---|
[7563b8a] | 1421 | createBuffer(bufferCapacity, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT,
|
---|
[f00ee54] | 1422 | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, info.indexBuffer, info.indexBufferMemory);
|
---|
[cae7a2c] | 1423 |
|
---|
[7563b8a] | 1424 | copyBuffer(stagingBuffer, info.indexBuffer, 0, 0, bufferSize);
|
---|
[cae7a2c] | 1425 |
|
---|
| 1426 | vkDestroyBuffer(device, stagingBuffer, nullptr);
|
---|
| 1427 | vkFreeMemory(device, stagingBufferMemory, nullptr);
|
---|
| 1428 | }
|
---|
| 1429 |
|
---|
[621664a] | 1430 | void createUniformBuffers() {
|
---|
| 1431 | VkDeviceSize bufferSize = sizeof(UniformBufferObject);
|
---|
| 1432 |
|
---|
| 1433 | uniformBuffers.resize(swapChainImages.size());
|
---|
| 1434 | uniformBuffersMemory.resize(swapChainImages.size());
|
---|
[721e8be] | 1435 | uniformBufferInfoList.resize(swapChainImages.size());
|
---|
[621664a] | 1436 |
|
---|
| 1437 | for (size_t i = 0; i < swapChainImages.size(); i++) {
|
---|
| 1438 | createBuffer(bufferSize, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
|
---|
| 1439 | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
---|
| 1440 | uniformBuffers[i], uniformBuffersMemory[i]);
|
---|
[721e8be] | 1441 |
|
---|
| 1442 | uniformBufferInfoList[i].buffer = uniformBuffers[i];
|
---|
| 1443 | uniformBufferInfoList[i].offset = 0;
|
---|
| 1444 | uniformBufferInfoList[i].range = sizeof(UniformBufferObject);
|
---|
[621664a] | 1445 | }
|
---|
| 1446 | }
|
---|
| 1447 |
|
---|
| 1448 | void createBuffer(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags properties, VkBuffer& buffer, VkDeviceMemory& bufferMemory) {
|
---|
[80edd70] | 1449 | VkBufferCreateInfo bufferInfo = {};
|
---|
| 1450 | bufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
|
---|
[d9ef6ab] | 1451 | bufferInfo.size = size;
|
---|
| 1452 | bufferInfo.usage = usage;
|
---|
[80edd70] | 1453 | bufferInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
|
---|
| 1454 |
|
---|
[d9ef6ab] | 1455 | if (vkCreateBuffer(device, &bufferInfo, nullptr, &buffer) != VK_SUCCESS) {
|
---|
| 1456 | throw runtime_error("failed to create buffer!");
|
---|
[80edd70] | 1457 | }
|
---|
| 1458 |
|
---|
[d9ef6ab] | 1459 | VkMemoryRequirements memRequirements;
|
---|
| 1460 | vkGetBufferMemoryRequirements(device, buffer, &memRequirements);
|
---|
[80edd70] | 1461 |
|
---|
| 1462 | VkMemoryAllocateInfo allocInfo = {};
|
---|
| 1463 | allocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
|
---|
[d9ef6ab] | 1464 | allocInfo.allocationSize = memRequirements.size;
|
---|
| 1465 | allocInfo.memoryTypeIndex = findMemoryType(memRequirements.memoryTypeBits, properties);
|
---|
[621664a] | 1466 |
|
---|
[d9ef6ab] | 1467 | if (vkAllocateMemory(device, &allocInfo, nullptr, &bufferMemory) != VK_SUCCESS) {
|
---|
| 1468 | throw runtime_error("failed to allocate buffer memory!");
|
---|
[80edd70] | 1469 | }
|
---|
| 1470 |
|
---|
[d9ef6ab] | 1471 | vkBindBufferMemory(device, buffer, bufferMemory, 0);
|
---|
| 1472 | }
|
---|
[b794178] | 1473 | /*** END OF REFACTORED CODE ***/
|
---|
[80edd70] | 1474 |
|
---|
[7563b8a] | 1475 | void copyDataToBuffer(const void* srcData, VkBuffer dst, VkDeviceSize dstOffset, VkDeviceSize dataSize) {
|
---|
| 1476 | VkBuffer stagingBuffer;
|
---|
| 1477 | VkDeviceMemory stagingBufferMemory;
|
---|
| 1478 | createBuffer(dataSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
|
---|
| 1479 | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
|
---|
| 1480 | stagingBuffer, stagingBufferMemory);
|
---|
| 1481 |
|
---|
| 1482 | void* data;
|
---|
| 1483 | vkMapMemory(device, stagingBufferMemory, 0, dataSize, 0, &data);
|
---|
| 1484 | memcpy(data, srcData, (size_t) dataSize);
|
---|
| 1485 | vkUnmapMemory(device, stagingBufferMemory);
|
---|
| 1486 |
|
---|
| 1487 | copyBuffer(stagingBuffer, dst, 0, dstOffset, dataSize);
|
---|
| 1488 |
|
---|
| 1489 | vkDestroyBuffer(device, stagingBuffer, nullptr);
|
---|
| 1490 | vkFreeMemory(device, stagingBufferMemory, nullptr);
|
---|
| 1491 | }
|
---|
| 1492 |
|
---|
[87c8f1a] | 1493 | /*** START OF REFACTORED CODE ***/
|
---|
[7563b8a] | 1494 | void copyBuffer(VkBuffer srcBuffer, VkBuffer dstBuffer, VkDeviceSize srcOffset, VkDeviceSize dstOffset,
|
---|
| 1495 | VkDeviceSize size) {
|
---|
[eea05dd] | 1496 | VkCommandBuffer commandBuffer = beginSingleTimeCommands();
|
---|
| 1497 |
|
---|
[7563b8a] | 1498 | VkBufferCopy copyRegion = { srcOffset, dstOffset, size };
|
---|
[eea05dd] | 1499 | vkCmdCopyBuffer(commandBuffer, srcBuffer, dstBuffer, 1, ©Region);
|
---|
| 1500 |
|
---|
| 1501 | endSingleTimeCommands(commandBuffer);
|
---|
| 1502 | }
|
---|
| 1503 |
|
---|
| 1504 | VkCommandBuffer beginSingleTimeCommands() {
|
---|
[d9ef6ab] | 1505 | VkCommandBufferAllocateInfo allocInfo = {};
|
---|
| 1506 | allocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
|
---|
| 1507 | allocInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
|
---|
| 1508 | allocInfo.commandPool = commandPool;
|
---|
| 1509 | allocInfo.commandBufferCount = 1;
|
---|
| 1510 |
|
---|
| 1511 | VkCommandBuffer commandBuffer;
|
---|
| 1512 | vkAllocateCommandBuffers(device, &allocInfo, &commandBuffer);
|
---|
| 1513 |
|
---|
| 1514 | VkCommandBufferBeginInfo beginInfo = {};
|
---|
| 1515 | beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
|
---|
| 1516 | beginInfo.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
|
---|
| 1517 |
|
---|
| 1518 | vkBeginCommandBuffer(commandBuffer, &beginInfo);
|
---|
| 1519 |
|
---|
[eea05dd] | 1520 | return commandBuffer;
|
---|
| 1521 | }
|
---|
[d9ef6ab] | 1522 |
|
---|
[eea05dd] | 1523 | void endSingleTimeCommands(VkCommandBuffer commandBuffer) {
|
---|
[d9ef6ab] | 1524 | vkEndCommandBuffer(commandBuffer);
|
---|
| 1525 |
|
---|
| 1526 | VkSubmitInfo submitInfo = {};
|
---|
| 1527 | submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
|
---|
| 1528 | submitInfo.commandBufferCount = 1;
|
---|
| 1529 | submitInfo.pCommandBuffers = &commandBuffer;
|
---|
| 1530 |
|
---|
| 1531 | vkQueueSubmit(graphicsQueue, 1, &submitInfo, VK_NULL_HANDLE);
|
---|
| 1532 | vkQueueWaitIdle(graphicsQueue);
|
---|
| 1533 |
|
---|
| 1534 | vkFreeCommandBuffers(device, commandPool, 1, &commandBuffer);
|
---|
[80edd70] | 1535 | }
|
---|
| 1536 |
|
---|
| 1537 | uint32_t findMemoryType(uint32_t typeFilter, VkMemoryPropertyFlags properties) {
|
---|
| 1538 | VkPhysicalDeviceMemoryProperties memProperties;
|
---|
| 1539 | vkGetPhysicalDeviceMemoryProperties(physicalDevice, &memProperties);
|
---|
| 1540 |
|
---|
| 1541 | for (uint32_t i = 0; i < memProperties.memoryTypeCount; i++) {
|
---|
| 1542 | if ((typeFilter & (1 << i)) && (memProperties.memoryTypes[i].propertyFlags & properties) == properties) {
|
---|
| 1543 | return i;
|
---|
| 1544 | }
|
---|
| 1545 | }
|
---|
| 1546 |
|
---|
| 1547 | throw runtime_error("failed to find suitable memory type!");
|
---|
| 1548 | }
|
---|
| 1549 |
|
---|
[721e8be] | 1550 | void createDescriptorPool(GraphicsPipelineInfo& info) {
|
---|
| 1551 | vector<VkDescriptorPoolSize> poolSizes(info.descriptorInfoList.size());
|
---|
[c7fb883] | 1552 |
|
---|
[721e8be] | 1553 | for (size_t i = 0; i < poolSizes.size(); i++) {
|
---|
| 1554 | poolSizes[i].type = info.descriptorInfoList[i].type;
|
---|
| 1555 | poolSizes[i].descriptorCount = static_cast<uint32_t>(swapChainImages.size());
|
---|
[c7fb883] | 1556 | }
|
---|
[e5d4aca] | 1557 |
|
---|
| 1558 | VkDescriptorPoolCreateInfo poolInfo = {};
|
---|
| 1559 | poolInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
|
---|
| 1560 | poolInfo.poolSizeCount = static_cast<uint32_t>(poolSizes.size());
|
---|
| 1561 | poolInfo.pPoolSizes = poolSizes.data();
|
---|
| 1562 | poolInfo.maxSets = static_cast<uint32_t>(swapChainImages.size());
|
---|
| 1563 |
|
---|
| 1564 | if (vkCreateDescriptorPool(device, &poolInfo, nullptr, &info.descriptorPool) != VK_SUCCESS) {
|
---|
| 1565 | throw runtime_error("failed to create descriptor pool!");
|
---|
| 1566 | }
|
---|
| 1567 | }
|
---|
| 1568 |
|
---|
[721e8be] | 1569 | void createDescriptorSets(GraphicsPipelineInfo& info) {
|
---|
[e5d4aca] | 1570 | vector<VkDescriptorSetLayout> layouts(swapChainImages.size(), info.descriptorSetLayout);
|
---|
| 1571 |
|
---|
| 1572 | VkDescriptorSetAllocateInfo allocInfo = {};
|
---|
| 1573 | allocInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
|
---|
| 1574 | allocInfo.descriptorPool = info.descriptorPool;
|
---|
| 1575 | allocInfo.descriptorSetCount = static_cast<uint32_t>(swapChainImages.size());
|
---|
| 1576 | allocInfo.pSetLayouts = layouts.data();
|
---|
| 1577 |
|
---|
| 1578 | info.descriptorSets.resize(swapChainImages.size());
|
---|
| 1579 | if (vkAllocateDescriptorSets(device, &allocInfo, info.descriptorSets.data()) != VK_SUCCESS) {
|
---|
| 1580 | throw runtime_error("failed to allocate descriptor sets!");
|
---|
| 1581 | }
|
---|
| 1582 |
|
---|
| 1583 | for (size_t i = 0; i < swapChainImages.size(); i++) {
|
---|
[721e8be] | 1584 | vector<VkWriteDescriptorSet> descriptorWrites(info.descriptorInfoList.size());
|
---|
| 1585 |
|
---|
| 1586 | for (size_t j = 0; j < descriptorWrites.size(); j++) {
|
---|
| 1587 | descriptorWrites[j].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
|
---|
| 1588 | descriptorWrites[j].dstSet = info.descriptorSets[i];
|
---|
| 1589 | descriptorWrites[j].dstBinding = j;
|
---|
| 1590 | descriptorWrites[j].dstArrayElement = 0;
|
---|
| 1591 | descriptorWrites[j].descriptorType = info.descriptorInfoList[j].type;
|
---|
| 1592 | descriptorWrites[j].descriptorCount = 1;
|
---|
| 1593 | descriptorWrites[j].pBufferInfo = nullptr;
|
---|
| 1594 | descriptorWrites[j].pImageInfo = nullptr;
|
---|
| 1595 | descriptorWrites[j].pTexelBufferView = nullptr;
|
---|
| 1596 |
|
---|
| 1597 | switch (descriptorWrites[j].descriptorType) {
|
---|
| 1598 | case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
|
---|
| 1599 | descriptorWrites[j].pBufferInfo = &(*info.descriptorInfoList[j].bufferDataList)[i];
|
---|
| 1600 | break;
|
---|
| 1601 | case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
|
---|
| 1602 | descriptorWrites[j].pImageInfo = info.descriptorInfoList[j].imageData;
|
---|
| 1603 | break;
|
---|
| 1604 | default:
|
---|
| 1605 | cout << "Unknown descriptor type: " << descriptorWrites[j].descriptorType << endl;
|
---|
| 1606 | }
|
---|
| 1607 | }
|
---|
[e5d4aca] | 1608 |
|
---|
| 1609 | vkUpdateDescriptorSets(device, static_cast<uint32_t>(descriptorWrites.size()), descriptorWrites.data(), 0, nullptr);
|
---|
| 1610 | }
|
---|
| 1611 | }
|
---|
| 1612 |
|
---|
[47bff4c] | 1613 | void createCommandBuffers() {
|
---|
| 1614 | commandBuffers.resize(swapChainFramebuffers.size());
|
---|
| 1615 |
|
---|
| 1616 | VkCommandBufferAllocateInfo allocInfo = {};
|
---|
| 1617 | allocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
|
---|
| 1618 | allocInfo.commandPool = commandPool;
|
---|
| 1619 | allocInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
|
---|
[621664a] | 1620 | allocInfo.commandBufferCount = (uint32_t) commandBuffers.size();
|
---|
[47bff4c] | 1621 |
|
---|
| 1622 | if (vkAllocateCommandBuffers(device, &allocInfo, commandBuffers.data()) != VK_SUCCESS) {
|
---|
[621664a] | 1623 | throw runtime_error("failed to allocate command buffers!");
|
---|
[47bff4c] | 1624 | }
|
---|
| 1625 |
|
---|
| 1626 | for (size_t i = 0; i < commandBuffers.size(); i++) {
|
---|
| 1627 | VkCommandBufferBeginInfo beginInfo = {};
|
---|
| 1628 | beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
|
---|
| 1629 | beginInfo.flags = VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT;
|
---|
| 1630 | beginInfo.pInheritanceInfo = nullptr;
|
---|
| 1631 |
|
---|
| 1632 | if (vkBeginCommandBuffer(commandBuffers[i], &beginInfo) != VK_SUCCESS) {
|
---|
| 1633 | throw runtime_error("failed to begin recording command buffer!");
|
---|
| 1634 | }
|
---|
| 1635 |
|
---|
| 1636 | VkRenderPassBeginInfo renderPassInfo = {};
|
---|
| 1637 | renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
|
---|
| 1638 | renderPassInfo.renderPass = renderPass;
|
---|
| 1639 | renderPassInfo.framebuffer = swapChainFramebuffers[i];
|
---|
| 1640 | renderPassInfo.renderArea.offset = { 0, 0 };
|
---|
| 1641 | renderPassInfo.renderArea.extent = swapChainExtent;
|
---|
| 1642 |
|
---|
[adcd252] | 1643 | array<VkClearValue, 2> clearValues = {};
|
---|
[f00ee54] | 1644 | clearValues[0].color = {{ 0.0f, 0.0f, 0.0f, 1.0f }};
|
---|
[adcd252] | 1645 | clearValues[1].depthStencil = { 1.0f, 0 };
|
---|
| 1646 |
|
---|
| 1647 | renderPassInfo.clearValueCount = static_cast<uint32_t>(clearValues.size());
|
---|
| 1648 | renderPassInfo.pClearValues = clearValues.data();
|
---|
[47bff4c] | 1649 |
|
---|
| 1650 | vkCmdBeginRenderPass(commandBuffers[i], &renderPassInfo, VK_SUBPASS_CONTENTS_INLINE);
|
---|
[621664a] | 1651 |
|
---|
[d22ae72] | 1652 | createGraphicsPipelineCommands(scenePipeline, i);
|
---|
| 1653 | createGraphicsPipelineCommands(overlayPipeline, i);
|
---|
[621664a] | 1654 |
|
---|
[47bff4c] | 1655 | vkCmdEndRenderPass(commandBuffers[i]);
|
---|
| 1656 |
|
---|
| 1657 | if (vkEndCommandBuffer(commandBuffers[i]) != VK_SUCCESS) {
|
---|
| 1658 | throw runtime_error("failed to record command buffer!");
|
---|
| 1659 | }
|
---|
| 1660 | }
|
---|
| 1661 | }
|
---|
| 1662 |
|
---|
[1187ef5] | 1663 | void createGraphicsPipelineCommands(GraphicsPipelineInfo& info, uint32_t currentImage) {
|
---|
| 1664 | vkCmdBindPipeline(commandBuffers[currentImage], VK_PIPELINE_BIND_POINT_GRAPHICS, info.pipeline);
|
---|
| 1665 | vkCmdBindDescriptorSets(commandBuffers[currentImage], VK_PIPELINE_BIND_POINT_GRAPHICS, info.pipelineLayout, 0, 1,
|
---|
| 1666 | &info.descriptorSets[currentImage], 0, nullptr);
|
---|
[d22ae72] | 1667 |
|
---|
| 1668 | VkBuffer vertexBuffers[] = { info.vertexBuffer };
|
---|
| 1669 | VkDeviceSize offsets[] = { 0 };
|
---|
[1187ef5] | 1670 | vkCmdBindVertexBuffers(commandBuffers[currentImage], 0, 1, vertexBuffers, offsets);
|
---|
[d22ae72] | 1671 |
|
---|
[1187ef5] | 1672 | vkCmdBindIndexBuffer(commandBuffers[currentImage], info.indexBuffer, 0, VK_INDEX_TYPE_UINT16);
|
---|
[d22ae72] | 1673 |
|
---|
[1187ef5] | 1674 | vkCmdDrawIndexed(commandBuffers[currentImage], static_cast<uint32_t>(info.numIndices), 1, 0, 0, 0);
|
---|
[d22ae72] | 1675 | }
|
---|
| 1676 |
|
---|
[47bff4c] | 1677 | void createSyncObjects() {
|
---|
| 1678 | imageAvailableSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
|
---|
| 1679 | renderFinishedSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
|
---|
| 1680 | inFlightFences.resize(MAX_FRAMES_IN_FLIGHT);
|
---|
| 1681 |
|
---|
| 1682 | VkSemaphoreCreateInfo semaphoreInfo = {};
|
---|
| 1683 | semaphoreInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
|
---|
| 1684 |
|
---|
| 1685 | VkFenceCreateInfo fenceInfo = {};
|
---|
| 1686 | fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
|
---|
| 1687 | fenceInfo.flags = VK_FENCE_CREATE_SIGNALED_BIT;
|
---|
| 1688 |
|
---|
| 1689 | for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
|
---|
| 1690 | if (vkCreateSemaphore(device, &semaphoreInfo, nullptr, &imageAvailableSemaphores[i]) != VK_SUCCESS ||
|
---|
[1187ef5] | 1691 | vkCreateSemaphore(device, &semaphoreInfo, nullptr, &renderFinishedSemaphores[i]) != VK_SUCCESS ||
|
---|
| 1692 | vkCreateFence(device, &fenceInfo, nullptr, &inFlightFences[i]) != VK_SUCCESS) {
|
---|
[47bff4c] | 1693 | throw runtime_error("failed to create synchronization objects for a frame!");
|
---|
| 1694 | }
|
---|
| 1695 | }
|
---|
| 1696 | }
|
---|
[34bdf3a] | 1697 | /*** END OF REFACTORED CODE ***/
|
---|
[47bff4c] | 1698 |
|
---|
[7563b8a] | 1699 | bool addObjectToScene(GraphicsPipelineInfo& info,
|
---|
| 1700 | const void* vertexData, int vertexSize, size_t numVertices,
|
---|
| 1701 | vector<uint16_t>& indices, size_t numIndices) {
|
---|
| 1702 | int indexSize = sizeof(uint16_t);
|
---|
| 1703 |
|
---|
| 1704 | for (uint16_t& idx : indices) {
|
---|
| 1705 | idx += info.numVertices;
|
---|
| 1706 | }
|
---|
| 1707 |
|
---|
| 1708 | if (info.numVertices + numVertices > info.vertexCapacity) {
|
---|
| 1709 | cout << "ERROR: Need to resize vertex buffers" << endl;
|
---|
| 1710 | } else if (info.numIndices + numIndices > info.indexCapacity) {
|
---|
| 1711 | cout << "ERROR: Need to resize index buffers" << endl;
|
---|
| 1712 | } else {
|
---|
| 1713 | cout << "Added object to scene" << endl;
|
---|
| 1714 |
|
---|
| 1715 | copyDataToBuffer(vertexData, info.vertexBuffer, info.numVertices * vertexSize, numVertices * vertexSize);
|
---|
| 1716 | info.numVertices += numVertices;
|
---|
| 1717 |
|
---|
| 1718 | copyDataToBuffer(indices.data(), info.indexBuffer, info.numIndices * indexSize, numIndices * indexSize);
|
---|
| 1719 | info.numIndices += numIndices;
|
---|
| 1720 |
|
---|
| 1721 | vkFreeCommandBuffers(device, commandPool, static_cast<uint32_t>(commandBuffers.size()), commandBuffers.data());
|
---|
| 1722 | createCommandBuffers();
|
---|
| 1723 |
|
---|
| 1724 | return true;
|
---|
| 1725 | }
|
---|
| 1726 |
|
---|
| 1727 | return false;
|
---|
| 1728 | }
|
---|
| 1729 |
|
---|
[c1c2021] | 1730 | /*** START OF REFACTORED CODE ***/
|
---|
[826df16] | 1731 | void mainLoop() {
|
---|
| 1732 | // TODO: Create some generic event-handling functions in game-gui-*
|
---|
| 1733 | SDL_Event e;
|
---|
| 1734 | bool quit = false;
|
---|
| 1735 |
|
---|
[7dcd925] | 1736 | while (!quit) {
|
---|
[826df16] | 1737 | while (SDL_PollEvent(&e)) {
|
---|
| 1738 | if (e.type == SDL_QUIT) {
|
---|
| 1739 | quit = true;
|
---|
| 1740 | }
|
---|
| 1741 | if (e.type == SDL_KEYDOWN) {
|
---|
[7563b8a] | 1742 | if (e.key.keysym.sym == SDLK_SPACE) {
|
---|
| 1743 | float zOffset = -0.5f + (0.5f * numPlanes);
|
---|
| 1744 | vector<Vertex> vertices = {
|
---|
| 1745 | {{-0.5f, -0.5f, zOffset}, {1.0f, 0.0f, 0.0f}, {0.0f, 1.0f}},
|
---|
| 1746 | {{ 0.5f, -0.5f, zOffset}, {0.0f, 1.0f, 0.0f}, {1.0f, 1.0f}},
|
---|
| 1747 | {{ 0.5f, 0.5f, zOffset}, {0.0f, 0.0f, 1.0f}, {1.0f, 0.0f}},
|
---|
| 1748 | {{-0.5f, 0.5f, zOffset}, {1.0f, 1.0f, 1.0f}, {0.0f, 0.0f}}
|
---|
| 1749 | };
|
---|
| 1750 | vector<uint16_t> indices = {
|
---|
| 1751 | 0, 1, 2, 2, 3, 0
|
---|
| 1752 | };
|
---|
| 1753 |
|
---|
| 1754 | if (addObjectToScene(scenePipeline,
|
---|
| 1755 | vertices.data(), sizeof(Vertex), vertices.size(),
|
---|
| 1756 | indices, indices.size())) {
|
---|
| 1757 | numPlanes++;
|
---|
| 1758 | }
|
---|
| 1759 | } else if (e.key.keysym.sym == SDLK_ESCAPE) {
|
---|
[91c89f7] | 1760 | quit = true;
|
---|
| 1761 | }
|
---|
[826df16] | 1762 | }
|
---|
| 1763 | if (e.type == SDL_MOUSEBUTTONDOWN) {
|
---|
| 1764 | quit = true;
|
---|
| 1765 | }
|
---|
[75108ef] | 1766 | if (e.type == SDL_WINDOWEVENT) {
|
---|
[1187ef5] | 1767 | if (e.window.event == SDL_WINDOWEVENT_SIZE_CHANGED ||
|
---|
| 1768 | e.window.event == SDL_WINDOWEVENT_MINIMIZED) {
|
---|
[75108ef] | 1769 | framebufferResized = true;
|
---|
| 1770 | }
|
---|
| 1771 | }
|
---|
[47bff4c] | 1772 | }
|
---|
[321272c] | 1773 |
|
---|
[5f3dba8] | 1774 | drawUI();
|
---|
[e1a7f5a] | 1775 |
|
---|
| 1776 | drawFrame();
|
---|
[47bff4c] | 1777 | }
|
---|
| 1778 |
|
---|
| 1779 | vkDeviceWaitIdle(device);
|
---|
| 1780 | }
|
---|
| 1781 |
|
---|
| 1782 | void drawFrame() {
|
---|
| 1783 | vkWaitForFences(device, 1, &inFlightFences[currentFrame], VK_TRUE, numeric_limits<uint64_t>::max());
|
---|
| 1784 |
|
---|
| 1785 | uint32_t imageIndex;
|
---|
| 1786 |
|
---|
[621664a] | 1787 | VkResult result = vkAcquireNextImageKHR(device, swapChain, numeric_limits<uint64_t>::max(),
|
---|
| 1788 | imageAvailableSemaphores[currentFrame], VK_NULL_HANDLE, &imageIndex);
|
---|
[75108ef] | 1789 |
|
---|
| 1790 | if (result == VK_ERROR_OUT_OF_DATE_KHR) {
|
---|
| 1791 | recreateSwapChain();
|
---|
| 1792 | return;
|
---|
| 1793 | } else if (result != VK_SUCCESS && result != VK_SUBOPTIMAL_KHR) {
|
---|
| 1794 | throw runtime_error("failed to acquire swap chain image!");
|
---|
| 1795 | }
|
---|
[47bff4c] | 1796 |
|
---|
[de32fda] | 1797 | updateUniformBuffer(imageIndex);
|
---|
| 1798 |
|
---|
[47bff4c] | 1799 | VkSubmitInfo submitInfo = {};
|
---|
| 1800 | submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
|
---|
| 1801 |
|
---|
| 1802 | VkSemaphore waitSemaphores[] = { imageAvailableSemaphores[currentFrame] };
|
---|
| 1803 | VkPipelineStageFlags waitStages[] = { VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT };
|
---|
| 1804 |
|
---|
| 1805 | submitInfo.waitSemaphoreCount = 1;
|
---|
| 1806 | submitInfo.pWaitSemaphores = waitSemaphores;
|
---|
| 1807 | submitInfo.pWaitDstStageMask = waitStages;
|
---|
| 1808 | submitInfo.commandBufferCount = 1;
|
---|
| 1809 | submitInfo.pCommandBuffers = &commandBuffers[imageIndex];
|
---|
| 1810 |
|
---|
| 1811 | VkSemaphore signalSemaphores[] = { renderFinishedSemaphores[currentFrame] };
|
---|
| 1812 |
|
---|
| 1813 | submitInfo.signalSemaphoreCount = 1;
|
---|
| 1814 | submitInfo.pSignalSemaphores = signalSemaphores;
|
---|
| 1815 |
|
---|
[75108ef] | 1816 | vkResetFences(device, 1, &inFlightFences[currentFrame]);
|
---|
| 1817 |
|
---|
[47bff4c] | 1818 | if (vkQueueSubmit(graphicsQueue, 1, &submitInfo, inFlightFences[currentFrame]) != VK_SUCCESS) {
|
---|
| 1819 | throw runtime_error("failed to submit draw command buffer!");
|
---|
[bfd620e] | 1820 | }
|
---|
[47bff4c] | 1821 |
|
---|
| 1822 | VkPresentInfoKHR presentInfo = {};
|
---|
| 1823 | presentInfo.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
|
---|
| 1824 | presentInfo.waitSemaphoreCount = 1;
|
---|
| 1825 | presentInfo.pWaitSemaphores = signalSemaphores;
|
---|
| 1826 |
|
---|
| 1827 | VkSwapchainKHR swapChains[] = { swapChain };
|
---|
| 1828 | presentInfo.swapchainCount = 1;
|
---|
| 1829 | presentInfo.pSwapchains = swapChains;
|
---|
| 1830 | presentInfo.pImageIndices = &imageIndex;
|
---|
| 1831 | presentInfo.pResults = nullptr;
|
---|
| 1832 |
|
---|
[75108ef] | 1833 | result = vkQueuePresentKHR(presentQueue, &presentInfo);
|
---|
| 1834 |
|
---|
| 1835 | if (result == VK_ERROR_OUT_OF_DATE_KHR || result == VK_SUBOPTIMAL_KHR || framebufferResized) {
|
---|
| 1836 | framebufferResized = false;
|
---|
| 1837 | recreateSwapChain();
|
---|
| 1838 | } else if (result != VK_SUCCESS) {
|
---|
| 1839 | throw runtime_error("failed to present swap chain image!");
|
---|
| 1840 | }
|
---|
[47bff4c] | 1841 |
|
---|
| 1842 | currentFrame = (currentFrame + 1) % MAX_FRAMES_IN_FLIGHT;
|
---|
[fba08f2] | 1843 | currentFrame = (currentFrame + 1) % MAX_FRAMES_IN_FLIGHT;
|
---|
[826df16] | 1844 | }
|
---|
| 1845 |
|
---|
[5f3dba8] | 1846 | void drawUI() {
|
---|
[e1a7f5a] | 1847 | // TODO: Since I currently don't use any other render targets,
|
---|
| 1848 | // I may as well set this once before the render loop
|
---|
[5f3dba8] | 1849 | SDL_SetRenderTarget(gRenderer, uiOverlay);
|
---|
| 1850 |
|
---|
[5936c58] | 1851 | SDL_SetRenderDrawColor(gRenderer, 0x00, 0x00, 0x00, 0x00);
|
---|
[5f3dba8] | 1852 | SDL_RenderClear(gRenderer);
|
---|
[d2d9286] | 1853 | /*** END OF REFACTORED CODE ***/
|
---|
[5f3dba8] | 1854 |
|
---|
| 1855 | SDL_Rect rect;
|
---|
| 1856 |
|
---|
| 1857 | rect = {280, 220, 100, 100};
|
---|
[5936c58] | 1858 | SDL_SetRenderDrawColor(gRenderer, 0x00, 0xFF, 0x00, 0xFF);
|
---|
[5f3dba8] | 1859 | SDL_RenderFillRect(gRenderer, &rect);
|
---|
| 1860 | SDL_SetRenderDrawColor(gRenderer, 0x00, 0x9F, 0x9F, 0xFF);
|
---|
| 1861 |
|
---|
| 1862 | rect = {10, 10, 0, 0};
|
---|
| 1863 | SDL_QueryTexture(uiText, nullptr, nullptr, &(rect.w), &(rect.h));
|
---|
| 1864 | SDL_RenderCopy(gRenderer, uiText, nullptr, &rect);
|
---|
| 1865 |
|
---|
| 1866 | rect = {10, 80, 0, 0};
|
---|
| 1867 | SDL_QueryTexture(uiImage, nullptr, nullptr, &(rect.w), &(rect.h));
|
---|
| 1868 | SDL_RenderCopy(gRenderer, uiImage, nullptr, &rect);
|
---|
| 1869 |
|
---|
[d2d9286] | 1870 | /*** START OF REFACTORED CODE ***/
|
---|
[5936c58] | 1871 | SDL_SetRenderDrawColor(gRenderer, 0x00, 0x00, 0xFF, 0xFF);
|
---|
[5f3dba8] | 1872 | SDL_RenderDrawLine(gRenderer, 50, 5, 150, 500);
|
---|
| 1873 |
|
---|
[e1a7f5a] | 1874 | populateImageFromSDLTexture(uiOverlay, sdlOverlayImage);
|
---|
[5f3dba8] | 1875 | }
|
---|
| 1876 |
|
---|
[de32fda] | 1877 | void updateUniformBuffer(uint32_t currentImage) {
|
---|
| 1878 | static auto startTime = chrono::high_resolution_clock::now();
|
---|
| 1879 |
|
---|
| 1880 | auto currentTime = chrono::high_resolution_clock::now();
|
---|
| 1881 | float time = chrono::duration<float, chrono::seconds::period>(currentTime - startTime).count();
|
---|
| 1882 |
|
---|
| 1883 | UniformBufferObject ubo = {};
|
---|
[f00ee54] | 1884 | ubo.model = rotate(glm::mat4(1.0f), time * glm::radians(90.0f), glm::vec3(0.0f, 0.0f, 1.0f));
|
---|
| 1885 | ubo.view = lookAt(glm::vec3(0.0f, 2.0f, 2.0f), glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 1.0f, 0.0f));
|
---|
| 1886 | ubo.proj = perspective(radians(45.0f), swapChainExtent.width / (float)swapChainExtent.height, 0.1f, 10.0f);
|
---|
[4f63fa8] | 1887 | ubo.proj[1][1] *= -1; // flip the y-axis so that +y is up
|
---|
[fba08f2] | 1888 |
|
---|
[de32fda] | 1889 | void* data;
|
---|
| 1890 | vkMapMemory(device, uniformBuffersMemory[currentImage], 0, sizeof(ubo), 0, &data);
|
---|
| 1891 | memcpy(data, &ubo, sizeof(ubo));
|
---|
| 1892 | vkUnmapMemory(device, uniformBuffersMemory[currentImage]);
|
---|
| 1893 | }
|
---|
| 1894 |
|
---|
[621664a] | 1895 | void recreateSwapChain() {
|
---|
[cabdd5c] | 1896 | gui->refreshWindowSize();
|
---|
[621664a] | 1897 |
|
---|
[cabdd5c] | 1898 | while (gui->getWindowWidth() == 0 || gui->getWindowHeight() == 0 ||
|
---|
[621664a] | 1899 | (SDL_GetWindowFlags(window) & SDL_WINDOW_MINIMIZED) != 0) {
|
---|
| 1900 | SDL_WaitEvent(nullptr);
|
---|
[cabdd5c] | 1901 | gui->refreshWindowSize();
|
---|
[621664a] | 1902 | }
|
---|
| 1903 |
|
---|
| 1904 | vkDeviceWaitIdle(device);
|
---|
[d2d9286] | 1905 | /*** END OF REFACTORED CODE ***/
|
---|
[621664a] | 1906 |
|
---|
| 1907 | cleanupSwapChain();
|
---|
| 1908 |
|
---|
| 1909 | createSwapChain();
|
---|
| 1910 | createImageViews();
|
---|
| 1911 | createRenderPass();
|
---|
[d22ae72] | 1912 |
|
---|
[e5d4aca] | 1913 | createBufferResources();
|
---|
[d2d9286] | 1914 | /*** START OF REFACTORED CODE ***/
|
---|
[e5d4aca] | 1915 | }
|
---|
[d22ae72] | 1916 |
|
---|
[e5d4aca] | 1917 | void createBufferResources() {
|
---|
[adcd252] | 1918 | createDepthResources();
|
---|
[621664a] | 1919 | createFramebuffers();
|
---|
| 1920 | createUniformBuffers();
|
---|
[d22ae72] | 1921 |
|
---|
[e5d4aca] | 1922 | createGraphicsPipeline("shaders/scene-vert.spv", "shaders/scene-frag.spv", scenePipeline);
|
---|
[721e8be] | 1923 | createDescriptorPool(scenePipeline);
|
---|
| 1924 | createDescriptorSets(scenePipeline);
|
---|
[d22ae72] | 1925 |
|
---|
[e5d4aca] | 1926 | createGraphicsPipeline("shaders/overlay-vert.spv", "shaders/overlay-frag.spv", overlayPipeline);
|
---|
[721e8be] | 1927 | createDescriptorPool(overlayPipeline);
|
---|
| 1928 | createDescriptorSets(overlayPipeline);
|
---|
[d22ae72] | 1929 |
|
---|
[621664a] | 1930 | createCommandBuffers();
|
---|
| 1931 | }
|
---|
| 1932 |
|
---|
[826df16] | 1933 | void cleanup() {
|
---|
[75108ef] | 1934 | cleanupSwapChain();
|
---|
| 1935 |
|
---|
[fba08f2] | 1936 | vkDestroySampler(device, textureSampler, nullptr);
|
---|
[69dccfe] | 1937 |
|
---|
[fba08f2] | 1938 | vkDestroyImageView(device, textureImageView, nullptr);
|
---|
[eea05dd] | 1939 | vkDestroyImage(device, textureImage, nullptr);
|
---|
[f5d5686] | 1940 | vkFreeMemory(device, textureImageMemory, nullptr);
|
---|
[eea05dd] | 1941 |
|
---|
[e1a7f5a] | 1942 | vkDestroyImageView(device, sdlOverlayImageView, nullptr);
|
---|
| 1943 | vkDestroyImage(device, sdlOverlayImage, nullptr);
|
---|
| 1944 | vkFreeMemory(device, sdlOverlayImageMemory, nullptr);
|
---|
| 1945 |
|
---|
[d22ae72] | 1946 | cleanupPipelineBuffers(scenePipeline);
|
---|
| 1947 | cleanupPipelineBuffers(overlayPipeline);
|
---|
[80edd70] | 1948 |
|
---|
[47bff4c] | 1949 | for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
|
---|
| 1950 | vkDestroySemaphore(device, renderFinishedSemaphores[i], nullptr);
|
---|
[621664a] | 1951 | vkDestroySemaphore(device, imageAvailableSemaphores[i], nullptr);
|
---|
[47bff4c] | 1952 | vkDestroyFence(device, inFlightFences[i], nullptr);
|
---|
| 1953 | }
|
---|
| 1954 |
|
---|
[fa9fa1c] | 1955 | vkDestroyCommandPool(device, commandPool, nullptr);
|
---|
[909b51a] | 1956 | vkDestroyDevice(device, nullptr);
|
---|
[cabdd5c] | 1957 | vkDestroySurfaceKHR(instance, surface, nullptr);
|
---|
[909b51a] | 1958 |
|
---|
[80de39d] | 1959 | if (enableValidationLayers) {
|
---|
| 1960 | DestroyDebugUtilsMessengerEXT(instance, debugMessenger, nullptr);
|
---|
| 1961 | }
|
---|
| 1962 |
|
---|
[826df16] | 1963 | vkDestroyInstance(instance, nullptr);
|
---|
| 1964 |
|
---|
[5f3dba8] | 1965 | // TODO: Check if any of these functions accept null parameters
|
---|
| 1966 | // If they do, I don't need to check for that
|
---|
| 1967 |
|
---|
| 1968 | if (uiOverlay != nullptr) {
|
---|
| 1969 | SDL_DestroyTexture(uiOverlay);
|
---|
| 1970 | uiOverlay = nullptr;
|
---|
| 1971 | }
|
---|
[b794178] | 1972 | /*** END OF REFACTORED CODE ***/
|
---|
[5f3dba8] | 1973 |
|
---|
| 1974 | TTF_CloseFont(gFont);
|
---|
| 1975 | gFont = nullptr;
|
---|
| 1976 |
|
---|
| 1977 | if (uiText != nullptr) {
|
---|
| 1978 | SDL_DestroyTexture(uiText);
|
---|
| 1979 | uiText = nullptr;
|
---|
| 1980 | }
|
---|
| 1981 |
|
---|
| 1982 | if (uiImage != nullptr) {
|
---|
| 1983 | SDL_DestroyTexture(uiImage);
|
---|
| 1984 | uiImage = nullptr;
|
---|
| 1985 | }
|
---|
| 1986 |
|
---|
[cabdd5c] | 1987 | /*** START OF REFACTORED CODE ***/
|
---|
[5f3dba8] | 1988 | SDL_DestroyRenderer(gRenderer);
|
---|
| 1989 | gRenderer = nullptr;
|
---|
| 1990 |
|
---|
[7fc5e27] | 1991 | gui->destroyWindow();
|
---|
| 1992 | gui->shutdown();
|
---|
[98f3232] | 1993 | delete gui;
|
---|
[826df16] | 1994 | }
|
---|
[e09ad38] | 1995 |
|
---|
[621664a] | 1996 | void cleanupSwapChain() {
|
---|
[adcd252] | 1997 | vkDestroyImageView(device, depthImageView, nullptr);
|
---|
| 1998 | vkDestroyImage(device, depthImage, nullptr);
|
---|
| 1999 | vkFreeMemory(device, depthImageMemory, nullptr);
|
---|
| 2000 |
|
---|
[621664a] | 2001 | for (auto framebuffer : swapChainFramebuffers) {
|
---|
| 2002 | vkDestroyFramebuffer(device, framebuffer, nullptr);
|
---|
| 2003 | }
|
---|
| 2004 |
|
---|
| 2005 | vkFreeCommandBuffers(device, commandPool, static_cast<uint32_t>(commandBuffers.size()), commandBuffers.data());
|
---|
| 2006 |
|
---|
[d22ae72] | 2007 | cleanupPipeline(scenePipeline);
|
---|
| 2008 | cleanupPipeline(overlayPipeline);
|
---|
[b8b32bd] | 2009 |
|
---|
[621664a] | 2010 | vkDestroyRenderPass(device, renderPass, nullptr);
|
---|
| 2011 |
|
---|
| 2012 | for (auto imageView : swapChainImageViews) {
|
---|
| 2013 | vkDestroyImageView(device, imageView, nullptr);
|
---|
| 2014 | }
|
---|
| 2015 |
|
---|
| 2016 | vkDestroySwapchainKHR(device, swapChain, nullptr);
|
---|
| 2017 |
|
---|
| 2018 | for (size_t i = 0; i < swapChainImages.size(); i++) {
|
---|
| 2019 | vkDestroyBuffer(device, uniformBuffers[i], nullptr);
|
---|
| 2020 | vkFreeMemory(device, uniformBuffersMemory[i], nullptr);
|
---|
| 2021 | }
|
---|
[d22ae72] | 2022 | }
|
---|
| 2023 |
|
---|
| 2024 | void cleanupPipeline(GraphicsPipelineInfo& pipeline) {
|
---|
| 2025 | vkDestroyPipeline(device, pipeline.pipeline, nullptr);
|
---|
| 2026 | vkDestroyDescriptorPool(device, pipeline.descriptorPool, nullptr);
|
---|
| 2027 | vkDestroyPipelineLayout(device, pipeline.pipelineLayout, nullptr);
|
---|
| 2028 | }
|
---|
| 2029 |
|
---|
| 2030 | void cleanupPipelineBuffers(GraphicsPipelineInfo& pipeline) {
|
---|
| 2031 | vkDestroyDescriptorSetLayout(device, pipeline.descriptorSetLayout, nullptr);
|
---|
[621664a] | 2032 |
|
---|
[d22ae72] | 2033 | vkDestroyBuffer(device, pipeline.vertexBuffer, nullptr);
|
---|
| 2034 | vkFreeMemory(device, pipeline.vertexBufferMemory, nullptr);
|
---|
| 2035 | vkDestroyBuffer(device, pipeline.indexBuffer, nullptr);
|
---|
| 2036 | vkFreeMemory(device, pipeline.indexBufferMemory, nullptr);
|
---|
[621664a] | 2037 | }
|
---|
| 2038 |
|
---|
[e09ad38] | 2039 | static VKAPI_ATTR VkBool32 VKAPI_CALL debugCallback(
|
---|
[621664a] | 2040 | VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
|
---|
| 2041 | VkDebugUtilsMessageTypeFlagsEXT messageType,
|
---|
| 2042 | const VkDebugUtilsMessengerCallbackDataEXT* pCallbackData,
|
---|
| 2043 | void* pUserData) {
|
---|
[e09ad38] | 2044 | cerr << "validation layer: " << pCallbackData->pMessage << endl;
|
---|
| 2045 |
|
---|
| 2046 | return VK_FALSE;
|
---|
[0e6ecf3] | 2047 | }
|
---|
[e09ad38] | 2048 |
|
---|
| 2049 | static vector<char> readFile(const string& filename) {
|
---|
| 2050 | ifstream file(filename, ios::ate | ios::binary);
|
---|
| 2051 |
|
---|
| 2052 | if (!file.is_open()) {
|
---|
| 2053 | throw runtime_error("failed to open file!");
|
---|
| 2054 | }
|
---|
| 2055 |
|
---|
[621664a] | 2056 | size_t fileSize = (size_t) file.tellg();
|
---|
[e09ad38] | 2057 | vector<char> buffer(fileSize);
|
---|
| 2058 |
|
---|
| 2059 | file.seekg(0);
|
---|
| 2060 | file.read(buffer.data(), fileSize);
|
---|
| 2061 |
|
---|
| 2062 | file.close();
|
---|
| 2063 |
|
---|
| 2064 | return buffer;
|
---|
| 2065 | }
|
---|
[826df16] | 2066 | };
|
---|
| 2067 |
|
---|
[1c6cd5e] | 2068 | int main(int argc, char* argv[]) {
|
---|
[826df16] | 2069 |
|
---|
[b6127d2] | 2070 | #ifdef NDEBUG
|
---|
| 2071 | cout << "DEBUGGING IS OFF" << endl;
|
---|
| 2072 | #else
|
---|
| 2073 | cout << "DEBUGGING IS ON" << endl;
|
---|
| 2074 | #endif
|
---|
[a8f0577] | 2075 |
|
---|
[826df16] | 2076 | cout << "Starting Vulkan game..." << endl;
|
---|
| 2077 |
|
---|
| 2078 | VulkanGame game;
|
---|
| 2079 |
|
---|
| 2080 | try {
|
---|
| 2081 | game.run();
|
---|
| 2082 | } catch (const exception& e) {
|
---|
| 2083 | cerr << e.what() << endl;
|
---|
| 2084 | return EXIT_FAILURE;
|
---|
| 2085 | }
|
---|
[03f4c64] | 2086 |
|
---|
[826df16] | 2087 | cout << "Finished running the game" << endl;
|
---|
[03f4c64] | 2088 |
|
---|
[826df16] | 2089 | return EXIT_SUCCESS;
|
---|
[03f4c64] | 2090 | }
|
---|
[cabdd5c] | 2091 | /*** END OF REFACTORED CODE ***/
|
---|