feat(switch): 添加 Nintendo Switch 平台支持

- 添加 Switch 平台专用的日志输出和初始化处理
- 修改窗口模块以支持 OpenGL ES 3.2 渲染
- 更新构建系统以支持 Switch 平台编译
- 添加 Switch 平台文件系统操作支持
- 移除 Vulkan 相关依赖，改用 OpenGL ES
- 更新插件加载器以适配 Switch 平台限制

include/platform/window_module.h

@@ -20,9 +20,9 @@ using ResizeCb = std::function<void(int32 w, int32 h)>;
 using CloseCb = std::function<void()>;
 
 /**
- * @brief 窗口模块 - Vulkan 版本
+ * @brief 窗口模块 - OpenGL ES 3.2 版本
  *
- * 管理 SDL2 窗口，支持 Vulkan 渲染
+ * 管理 SDL2 窗口，支持 OpenGL ES 3.2 渲染
  * 使用新的 Module 基类，支持自动注册
  */
 class WindowModule : public Module {
@@ -122,18 +122,26 @@ public:
   bool shouldClose() const { return shouldClose_; }
 
   /**
-   * @brief 获取 Vulkan 所需的窗口扩展
-   * @return 扩展名称列表
-   */
-  std::vector<const char *> getVulkanExtensions() const;
-
-  /**
-   * @brief 创建 Vulkan 表面
-   * @param instance Vulkan 实例
-   * @param surface 输出的表面句柄
+   * @brief 创建 OpenGL ES 上下文
    * @return 是否成功
    */
-  bool createVulkanSurface(void *instance, void **surface) const;
+  bool createGLContext();
+
+  /**
+   * @brief 销毁 OpenGL ES 上下文
+   */
+  void destroyGLContext();
+
+  /**
+   * @brief 交换缓冲区（呈现渲染结果）
+   */
+  void swapBuffers();
+
+  /**
+   * @brief 获取 OpenGL ES 上下文句柄
+   * @return SDL_GLContext 句柄
+   */
+  void* getGLContext() const;
 
 private:
   void handleWindowEvent(const SDL_WindowEvent &evt);
@@ -147,6 +155,7 @@ private:
   void onModuleConfig(const AppConfig &config);
 
   SDL_Window *window_ = nullptr;
+  SDL_GLContext glContext_ = nullptr;
   bool shouldClose_ = false;
 
   CloseCb onClose_;

include/utils/logger.h

@@ -6,6 +6,11 @@
 #include <type_traits>
 #include <types/base/types.h>
 
+// Switch 平台支持
+#ifdef __SWITCH__
+  #include <switch.h>
+#endif
+
 #ifndef TEST_BUILD
 // SDL2 日志头文件（测试构建时不使用）
 #include <SDL.h>

src/platform/file_module.cpp

@@ -9,6 +9,11 @@
 #include <direct.h>
 #include <windows.h>
 #define mkdir_impl(path, mode) _mkdir(path)
+#elif defined(__SWITCH__)
+#include <dirent.h>
+#include <unistd.h>
+// Switch 使用 ::mkdir 避免与类成员函数冲突
+#define mkdir_impl(path, mode) ::mkdir(path, mode)
 #else
 #include <dirent.h>
 #include <unistd.h>

src/platform/window_module.cpp

@@ -1,41 +1,38 @@
-#include <platform/window_module.h>
 #include <config/app_config.h>
 #include <event/events.h>
 #include <memory>
+#include <platform/window_module.h>
 #include <utils/logger.h>
 
-// SDL Vulkan support
-#include <SDL_vulkan.h>
-
-// Vulkan
-#include <vulkan/vulkan.h>
+// OpenGL ES 3.2 with GLAD
+#include <glad/glad.h>
 
 namespace extra2d {
 
 WindowModule::WindowModule() = default;
 
-WindowModule::~WindowModule() {
-    shutdown();
-}
+WindowModule::~WindowModule() { shutdown(); }
 
 WindowModule::WindowModule(WindowModule &&other) noexcept
-    : window_(other.window_)
-    , shouldClose_(other.shouldClose_)
-    , onClose_(std::move(other.onClose_))
-    , onResize_(std::move(other.onResize_))
-    , configListener_(std::move(other.configListener_)) {
+    : window_(other.window_), glContext_(other.glContext_),
+      shouldClose_(other.shouldClose_), onClose_(std::move(other.onClose_)),
+      onResize_(std::move(other.onResize_)),
+      configListener_(std::move(other.configListener_)) {
   other.window_ = nullptr;
+  other.glContext_ = nullptr;
 }
 
 WindowModule &WindowModule::operator=(WindowModule &&other) noexcept {
   if (this != &other) {
     shutdown();
     window_ = other.window_;
+    glContext_ = other.glContext_;
     shouldClose_ = other.shouldClose_;
     onClose_ = std::move(other.onClose_);
     onResize_ = std::move(other.onResize_);
     configListener_ = std::move(other.configListener_);
     other.window_ = nullptr;
+    other.glContext_ = nullptr;
   }
   return *this;
 }
@@ -47,15 +44,16 @@ bool WindowModule::init() {
   }
 
   // 监听模块配置事件
-    configListener_ = std::make_unique<events::OnModuleConfig<AppConfig>::Listener>();
-    configListener_->bind([this](const AppConfig& config) {
-        this->onModuleConfig(config);
-    });
+  configListener_ =
+      std::make_unique<events::OnModuleConfig<AppConfig>::Listener>();
+  configListener_->bind(
+      [this](const AppConfig &config) { this->onModuleConfig(config); });
 
   return true;
 }
 
 void WindowModule::shutdown() {
+  destroyGLContext();
   if (window_) {
     SDL_DestroyWindow(window_);
     window_ = nullptr;
@@ -66,7 +64,7 @@ bool WindowModule::create(const WindowCfg& cfg) {
   if (window_)
     return true;
 
-    uint32 flags = SDL_WINDOW_SHOWN | SDL_WINDOW_VULKAN;
+  uint32 flags = SDL_WINDOW_SHOWN | SDL_WINDOW_OPENGL;
   if (cfg.resizable) {
     flags |= SDL_WINDOW_RESIZABLE;
   }
@@ -74,7 +72,8 @@ bool WindowModule::create(const WindowCfg& cfg) {
     flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;
   }
 
-    window_ = SDL_CreateWindow(cfg.title.c_str(), SDL_WINDOWPOS_CENTERED,
+  window_ =
+      SDL_CreateWindow(cfg.title.c_str(), SDL_WINDOWPOS_CENTERED,
                        SDL_WINDOWPOS_CENTERED, cfg.width, cfg.height, flags);
 
   if (!window_) {
@@ -108,6 +107,12 @@ bool WindowModule::pollEvents() {
       break;
     }
   }
+
+#ifdef __SWITCH__
+  // Switch 平台：每帧更新控制台，确保日志实时显示
+  consoleUpdate(NULL);
+#endif
+
   return !shouldClose_;
 }
 
@@ -222,25 +227,52 @@ bool WindowModule::isVisible() const {
   return (flags & SDL_WINDOW_SHOWN) != 0;
 }
 
-std::vector<const char*> WindowModule::getVulkanExtensions() const {
-    std::vector<const char*> extensions;
+bool WindowModule::createGLContext() {
   if (!window_) {
-        return extensions;
-    }
-
-    uint32 count = 0;
-    SDL_Vulkan_GetInstanceExtensions(window_, &count, nullptr);
-    extensions.resize(count);
-    SDL_Vulkan_GetInstanceExtensions(window_, &count, extensions.data());
-
-    return extensions;
-}
-
-bool WindowModule::createVulkanSurface(void* instance, void** surface) const {
-    if (!window_ || !instance || !surface) {
     return false;
   }
-    return SDL_Vulkan_CreateSurface(window_, static_cast<VkInstance>(instance), reinterpret_cast<VkSurfaceKHR*>(surface));
+
+  // 创建 OpenGL ES 3.2 上下文
+  SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_ES);
+  SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
+  SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
+  SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
+  SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
+  SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
+
+  glContext_ = SDL_GL_CreateContext(window_);
+  if (!glContext_) {
+    E2D_LOG_ERROR("Failed to create OpenGL ES context: {}", SDL_GetError());
+    return false;
   }
 
+  // 初始化 GLAD
+  if (!gladLoadGLES2Loader((GLADloadproc)SDL_GL_GetProcAddress)) {
+    E2D_LOG_ERROR("Failed to initialize GLAD");
+    SDL_GL_DeleteContext(glContext_);
+    glContext_ = nullptr;
+    return false;
+  }
+
+  E2D_LOG_INFO("OpenGL ES context created: {}.{}", GLVersion.major,
+               GLVersion.minor);
+
+  return true;
+}
+
+void WindowModule::destroyGLContext() {
+  if (glContext_) {
+    SDL_GL_DeleteContext(glContext_);
+    glContext_ = nullptr;
+  }
+}
+
+void WindowModule::swapBuffers() {
+  if (window_) {
+    SDL_GL_SwapWindow(window_);
+  }
+}
+
+void *WindowModule::getGLContext() const { return glContext_; }
+
 } // namespace extra2d

src/plugin/plugin_loader.cpp

@@ -1,10 +1,11 @@
-#include <plugin/plugin_loader.h>
 #include <event/event_bus.h>
-#include <algorithm>
+#include <plugin/plugin_loader.h>
 #include <queue>
 
 #ifdef _WIN32
 #include <windows.h>
+#elif defined(__SWITCH__)
+// Nintendo Switch 平台使用 libnx，不支持传统动态库加载
 #else
 #include <dlfcn.h>
 #endif
@@ -48,9 +49,8 @@ bool PluginLoader::loadFromLibrary(const char* path) {
 
   // 获取创建函数
   using CreateFunc = IPlugin *(*)();
-    CreateFunc createFunc = reinterpret_cast<CreateFunc>(
-        getSymbol(handle, "extra2d_create_plugin")
-    );
+  CreateFunc createFunc =
+      reinterpret_cast<CreateFunc>(getSymbol(handle, "extra2d_create_plugin"));
 
   if (!createFunc) {
     unloadDynamicLibrary(handle);
@@ -83,7 +83,8 @@ bool PluginLoader::loadFromLibrary(const char* path) {
   sortedPlugins_.clear();
 
   // 插件加载事件（暂不发送，避免依赖 events.h）
-    // event::broadcast<events::OnPluginLoaded>(name, plugin->getInfo().version.c_str());
+  // event::broadcast<events::OnPluginLoaded>(name,
+  // plugin->getInfo().version.c_str());
 
   // 如果已经初始化，立即加载插件
   if (inited_) {
@@ -121,7 +122,8 @@ void PluginLoader::registerPlugin(IPlugin* plugin) {
   sortedPlugins_.clear();
 
   // 插件加载事件（暂不发送，避免依赖 events.h）
-    // event::broadcast<events::OnPluginLoaded>(name, plugin->getInfo().version.c_str());
+  // event::broadcast<events::OnPluginLoaded>(name,
+  // plugin->getInfo().version.c_str());
 
   // 如果已经初始化，立即加载插件
   if (inited_) {
@@ -193,7 +195,8 @@ bool PluginLoader::initAll() {
 
   // 检查所有插件的依赖是否满足
   for (const auto &pair : plugins_) {
-        if (pair.second.plugin && !checkDependencies(pair.second.plugin->getDependencies())) {
+    if (pair.second.plugin &&
+        !checkDependencies(pair.second.plugin->getDependencies())) {
       return false;
     }
   }
@@ -229,9 +232,7 @@ void PluginLoader::shutdownAll() {
   inited_ = false;
 }
 
-size_t PluginLoader::getPluginCount() const {
-    return plugins_.size();
-}
+size_t PluginLoader::getPluginCount() const { return plugins_.size(); }
 
 void PluginLoader::addSearchPath(const char *path) {
   if (path) {
@@ -253,7 +254,8 @@ bool PluginLoader::resolveDependencies(IPlugin* plugin) {
   return checkDependencies(plugin->getDependencies());
 }
 
-bool PluginLoader::checkDependencies(const std::vector<std::string>& dependencies) {
+bool PluginLoader::checkDependencies(
+    const std::vector<std::string> &dependencies) {
   for (const auto &dep : dependencies) {
     if (!hasPlugin(dep.c_str())) {
       return false;
@@ -278,7 +280,8 @@ void PluginLoader::sortPluginsByDependencies() {
 
   // 构建图
   for (const auto &pair : plugins_) {
-        if (!pair.second.plugin) continue;
+    if (!pair.second.plugin)
+      continue;
 
     for (const auto &dep : pair.second.plugin->getDependencies()) {
       graph[dep].push_back(pair.first);
@@ -321,26 +324,41 @@ void PluginLoader::sortPluginsByDependencies() {
 void *PluginLoader::loadDynamicLibrary(const char *path) {
 #ifdef _WIN32
   return LoadLibraryA(path);
+#elif defined(__SWITCH__)
+  // Nintendo Switch 平台不支持动态库加载
+  (void)path;
+  return nullptr;
 #else
   return dlopen(path, RTLD_LAZY);
 #endif
 }
 
 void PluginLoader::unloadDynamicLibrary(void *handle) {
-    if (!handle) return;
+  if (!handle)
+    return;
 
 #ifdef _WIN32
   FreeLibrary(static_cast<HMODULE>(handle));
+#elif defined(__SWITCH__)
+  // Nintendo Switch 平台不支持动态库加载
+  (void)handle;
 #else
   dlclose(handle);
 #endif
 }
 
 void *PluginLoader::getSymbol(void *handle, const char *name) {
-    if (!handle || !name) return nullptr;
+  if (!handle || !name)
+    return nullptr;
 
 #ifdef _WIN32
-    return reinterpret_cast<void*>(GetProcAddress(static_cast<HMODULE>(handle), name));
+  return reinterpret_cast<void *>(
+      GetProcAddress(static_cast<HMODULE>(handle), name));
+#elif defined(__SWITCH__)
+  // Nintendo Switch 平台不支持动态库加载
+  (void)handle;
+  (void)name;
+  return nullptr;
 #else
   return dlsym(handle, name);
 #endif

src/utils/logger.cpp

@@ -9,6 +9,25 @@ bool Logger::consoleOutput_ = true;
 bool Logger::fileOutput_ = false;
 std::string Logger::logFile_;
 
+// Switch 平台：自定义 SDL 日志输出函数
+#ifdef __SWITCH__
+/**
+ * @brief Switch 平台日志输出回调函数
+ * @param userdata 用户数据
+ * @param category 日志类别
+ * @param priority 日志优先级
+ * @param message 日志消息
+ */
+static void SwitchLogOutput(void *userdata, int category,
+                            SDL_LogPriority priority, const char *message) {
+  (void)userdata;
+  (void)category;
+  (void)priority;
+  // 输出到 Switch 控制台
+  printf("%s\n", message);
+}
+#endif
+
 /**
  * @brief 获取日志级别字符串
  * @param level 日志级别
@@ -41,11 +60,17 @@ void Logger::init() {
     return;
   }
 
-  // 设置 SDL 日志级别为详细模式（允许所有级别的日志）
+#ifdef __SWITCH__
+  // Switch 平台：初始化控制台并设置 SDL 日志重定向
+  consoleInit(NULL);
+  SDL_LogSetOutputFunction(SwitchLogOutput, nullptr);
+#else
+  // 其他平台：设置 SDL 日志级别为详细模式
   SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_VERBOSE);
+#endif
 
   initialized_ = true;
-  log(LogLevel::Info, "Logger initialized with SDL2");
+  log(LogLevel::Info, "Logger initialized");
 }
 
 /**
@@ -54,6 +79,9 @@ void Logger::init() {
 void Logger::shutdown() {
   if (initialized_) {
     log(LogLevel::Info, "Logger shutting down");
+#ifdef __SWITCH__
+    consoleExit(NULL);
+#endif
   }
   initialized_ = false;
 }

xmake.lua

@@ -78,7 +78,7 @@ end
 -- ==============================================
 
 if target_plat == "mingw" then
-    add_requires("glm", "libsdl2", "libsdl2_mixer", "vulkansdk")
+    add_requires("glm", "libsdl2", "libsdl2_mixer")
 end
 
 -- ==============================================

xmake/engine.lua

@@ -13,24 +13,27 @@ function define_extra2d_engine()
     target("extra2d")
         set_kind("static")
 
-        add_files("src/**.cpp|core/*.cpp|module/module_manager.cpp|plugin/plugin_manager.cpp|platform/window.cpp|platform/input.cpp")
+        add_files("src/**.cpp")
+        add_files("third_party/glad/src/glad.c")
 
         add_includedirs("include", {public = true})
         add_includedirs("third_party", {public = true})
+        add_includedirs("third_party/glad/include", {public = true})
 
         local plat = get_current_plat()
         if plat == "mingw" then
             add_defines("_UNICODE", "UNICODE")
             -- 使用 xmake 官方包
-            add_packages("glm", "libsdl2", "libsdl2_mixer", "vulkansdk", {public = true})
+            add_packages("glm", "libsdl2", "libsdl2_mixer", {public = true})
             add_syslinks("winmm", "imm32", "version", "setupapi", {public = true})
         elseif plat == "switch" then
             local devkitPro = os.getenv("DEVKITPRO") or "C:/devkitPro"
             add_includedirs(devkitPro .. "/portlibs/switch/include", {public = true})
             add_linkdirs(devkitPro .. "/portlibs/switch/lib")
-            -- Switch 平台可能需要不同的图形库
+            -- Switch 平台使用 OpenGL ES + EGL + Mesa 驱动
+            -- 注意：链接顺序很重要，被依赖的库要放在后面
             add_syslinks("SDL2_mixer", "SDL2", "opusfile", "opus", "vorbisidec", "ogg",
-                         "modplug", "mpg123", "FLAC", "drm_nouveau",
+                         "modplug", "mpg123", "FLAC", "GLESv2", "EGL", "glapi", "drm_nouveau",
                          {public = true})
         end
 

xmake/toolchains/switch.lua

@@ -34,7 +34,7 @@ function define_switch_toolchain()
         add_includedirs(path.join(devkitPro, "libnx/include"))
         add_linkdirs(path.join(devkitPro, "libnx/lib"))
 
-        -- portlibs 路径（EGL + 桌面 OpenGL + SDL2）
+        -- portlibs 路径（OpenGL ES + EGL + SDL2）
         add_includedirs(path.join(devkitPro, "portlibs/switch/include"))
         add_includedirs(path.join(devkitPro, "portlibs/switch/include/SDL2"))
         add_linkdirs(path.join(devkitPro, "portlibs/switch/lib"))