296 lines
9.5 KiB
C++
296 lines
9.5 KiB
C++
#include "AppBase.h"
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#include <assert.h>
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#ifdef _WIN32
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#else
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#include <android/asset_manager.h>
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extern AAssetManager* g_assetManager;
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#endif // _WIN32
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void VK_CHECK(VkResult ret)
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{
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assert(ret == VK_SUCCESS);
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}
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std::vector<char> AppBase::readFile(const std::string& path)
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{
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std::vector<char> buffer;
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#ifdef _WIN32
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std::string enginePath = "app/src/main/assets/" + path;
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std::ifstream file{ enginePath, std::ios::ate | std::ios::binary };
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if (!file.is_open())
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{
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throw std::runtime_error("failed to open file: " + enginePath);
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}
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size_t fileSize = static_cast<size_t>(file.tellg());
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buffer.resize(fileSize);
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file.seekg(0);
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file.read(buffer.data(), fileSize);
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file.close();
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#else
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AAsset* asset = AAssetManager_open(g_assetManager, path.c_str(), AASSET_MODE_BUFFER);
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if (!asset) {
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logOut << "Failed to load file: " << path.c_str() << std::endl;
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return buffer;
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}
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size_t length = AAsset_getLength(asset);
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buffer.resize(length);
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AAsset_read(asset, buffer.data(), length);
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AAsset_close(asset);
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#endif // _WIN32
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return buffer;
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}
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VkShaderModule AppBase::createShaderModule(VkDevice& device, const std::vector<char>& code)
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{
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VkShaderModuleCreateInfo createInfo{};
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createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
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createInfo.codeSize = code.size();
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createInfo.pCode = reinterpret_cast<const uint32_t*>(code.data());
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VkShaderModule shaderModule;
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if (vkCreateShaderModule(device, &createInfo, nullptr, &shaderModule) != VK_SUCCESS)
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{
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throw std::runtime_error("failed to create shader module!");
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}
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return shaderModule;
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}
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bool AppBase::checkValidationLayerSupport() {
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uint32_t layerCount;
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vkEnumerateInstanceLayerProperties(&layerCount, nullptr);
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std::vector<VkLayerProperties> availableLayers(layerCount);
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vkEnumerateInstanceLayerProperties(&layerCount, availableLayers.data());
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for (const char* layerName : validationLayers) {
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bool layerFound = false;
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for (const auto& layerProperties : availableLayers) {
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if (strcmp(layerName, layerProperties.layerName) == 0) {
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layerFound = true;
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break;
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}
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}
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if (!layerFound) {
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return false;
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}
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}
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return true;
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}
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void checkInstanceExtensions() {
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uint32_t extensionCount = 0;
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vkEnumerateInstanceExtensionProperties(nullptr, &extensionCount, nullptr);
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std::vector<VkExtensionProperties> extensions(extensionCount);
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vkEnumerateInstanceExtensionProperties(nullptr, &extensionCount, extensions.data());
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logOut << "Android Available instance extensions:" << std::endl;
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for (const auto& extension : extensions) {
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logOut << "ExtensionName:" << extension.extensionName << " Version:" << extension.specVersion << std::endl;
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}
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}
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void AppBase::createInstance()
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{
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if (enableValidationLayers && !checkValidationLayerSupport()) {
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throw std::runtime_error("validation layers requested, but not available!");
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}
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VkApplicationInfo appInfo{};
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appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
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appInfo.pApplicationName = "Sample";
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appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
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appInfo.pEngineName = "No Engine";
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appInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0);
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appInfo.apiVersion = VK_API_VERSION_1_0;
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VkInstanceCreateInfo createInfo{};
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createInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
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createInfo.pApplicationInfo = &appInfo;
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std::vector<const char*> extensions;
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#ifdef _WIN32
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// 获取 GLFW 所需的扩展
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uint32_t glfwExtensionCount = 0;
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const char** glfwExtensions;
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glfwExtensions = glfwGetRequiredInstanceExtensions(&glfwExtensionCount);
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// 添加调试扩展
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for(int i = 0; i < glfwExtensionCount; i++) {
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extensions.push_back(glfwExtensions[i]);
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}
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#else
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checkInstanceExtensions();
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// Android: 手动添加必要的扩展
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extensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
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extensions.push_back(VK_KHR_ANDROID_SURFACE_EXTENSION_NAME);
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// 可选：添加这些扩展以获得更好的兼容性
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extensions.push_back(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME);
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#endif
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if (enableValidationLayers) {
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extensions.push_back(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
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}
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createInfo.enabledExtensionCount = static_cast<uint32_t>(extensions.size());
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createInfo.ppEnabledExtensionNames = extensions.data();
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if (enableValidationLayers) {
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createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
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createInfo.ppEnabledLayerNames = validationLayers.data();
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}
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else {
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createInfo.enabledLayerCount = 0;
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}
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if (vkCreateInstance(&createInfo, nullptr, &instance) != VK_SUCCESS) {
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throw std::runtime_error("failed to create instance!");
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}
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}
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static VKAPI_ATTR VkBool32 VKAPI_CALL debugCallback(
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VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
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VkDebugUtilsMessageTypeFlagsEXT messageType,
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const VkDebugUtilsMessengerCallbackDataEXT* pCallbackData,
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void* pUserData) {
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std::cerr << "validation layer: " << pCallbackData->pMessage << std::endl;
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return VK_FALSE;
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}
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VkResult CreateDebugUtilsMessengerEXT(VkInstance instance, const VkDebugUtilsMessengerCreateInfoEXT* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkDebugUtilsMessengerEXT* pDebugMessenger) {
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auto func = (PFN_vkCreateDebugUtilsMessengerEXT)vkGetInstanceProcAddr(instance, "vkCreateDebugUtilsMessengerEXT");
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if (func != nullptr) {
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return func(instance, pCreateInfo, pAllocator, pDebugMessenger);
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}
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else {
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return VK_ERROR_EXTENSION_NOT_PRESENT;
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}
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}
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void AppBase::setupDebugMessenger() {
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if (!enableValidationLayers)
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return;
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VkDebugUtilsMessengerCreateInfoEXT createInfo{};
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createInfo.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT;
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createInfo.messageSeverity = VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT;
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createInfo.messageType = VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT;
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createInfo.pfnUserCallback = debugCallback;
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createInfo.pUserData = nullptr; // Optional
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if (CreateDebugUtilsMessengerEXT(instance, &createInfo, nullptr, &debugMessenger) != VK_SUCCESS) {
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throw std::runtime_error("failed to set up debug messenger!");
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}
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}
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QueueFamilyIndices AppBase::findQueueFamilies(VkPhysicalDevice device, VkSurfaceKHR& surface) {
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QueueFamilyIndices indices;
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uint32_t queueFamilyCount = 0;
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vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, nullptr);
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std::vector<VkQueueFamilyProperties> queueFamilies(queueFamilyCount);
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vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, queueFamilies.data());
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int i = 0;
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for (const auto& queueFamily : queueFamilies) {
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if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
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indices.graphicsFamily = i;
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}
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VkBool32 presentSupport = false;
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VK_CHECK(vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface, &presentSupport));
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if (presentSupport) {
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indices.presentFamily = i;
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}
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if (indices.isComplete()) {
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break;
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}
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i++;
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}
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return indices;
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}
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bool AppBase::checkSwapChainSupport(VkPhysicalDevice device, VkSurfaceKHR& surface) {
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uint32_t formatCount;
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vkGetPhysicalDeviceSurfaceFormatsKHR(device, surface, &formatCount, nullptr);
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uint32_t presentModeCount;
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vkGetPhysicalDeviceSurfacePresentModesKHR(device, surface, &presentModeCount, nullptr);
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return formatCount > 0 && presentModeCount > 0;
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}
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bool AppBase::checkDeviceExtensionSupport(VkPhysicalDevice device) {
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// 获取设备支持的扩展数量
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uint32_t extensionCount;
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vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, nullptr);
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// 获取设备支持的扩展列表
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std::vector<VkExtensionProperties> availableExtensions(extensionCount);
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vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, availableExtensions.data());
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// 定义需要的扩展
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const std::vector<const char*> requiredExtensions = {
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VK_KHR_SWAPCHAIN_EXTENSION_NAME
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};
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// 检查所有需要的扩展是否都支持
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for (const char* requiredExtension : requiredExtensions) {
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bool extensionFound = false;
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for (const auto& extension : availableExtensions) {
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if (strcmp(requiredExtension, extension.extensionName) == 0) {
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extensionFound = true;
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break;
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}
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}
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if (!extensionFound) {
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return false; // 如果有一个扩展不支持，返回 false
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}
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}
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return true; // 所有扩展都支持
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}
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bool AppBase::isDeviceSuitable(VkPhysicalDevice device, VkSurfaceKHR& surface) {
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QueueFamilyIndices indices = findQueueFamilies(device, surface);
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bool extensionsSupported = checkDeviceExtensionSupport(device);
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bool swapChainAdequate = false;
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if (extensionsSupported) {
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swapChainAdequate = checkSwapChainSupport(device, surface);
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}
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return indices.isComplete() && extensionsSupported && swapChainAdequate;
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}
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void AppBase::pickPhysicalDevice(VkPhysicalDevice& physicalDevice, VkSurfaceKHR& surface)
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{
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uint32_t deviceCount = 0;
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vkEnumeratePhysicalDevices(instance, &deviceCount, nullptr);
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if (deviceCount == 0) {
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throw std::runtime_error("failed to find GPUs with Vulkan support!");
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}
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std::vector<VkPhysicalDevice> devices(deviceCount);
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vkEnumeratePhysicalDevices(instance, &deviceCount, devices.data());
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for (const auto& device : devices) {
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if (isDeviceSuitable(device, surface)) {
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physicalDevice = device;
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break;
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}
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}
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if (physicalDevice == VK_NULL_HANDLE) {
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throw std::runtime_error("failed to find a suitable GPU!");
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}
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} |