refactor(RHI): 将窗口职责从RHI移到Platform层

- RHIDeviceDesc 删除 windowHandle/width/height/appName
- SwapChainDesc 添加 windowHandle 字段
- RHISwapChain 删除 PollEvents/ShouldClose/SetFullscreen 等窗口相关接口
- OpenGLDevice 删除 CreateRenderWindow，改用 InitializeWithExistingWindow
- 更新所有集成测试使用新API
- 273个单元测试 + 8个集成测试全部通过

engine/include/XCEngine/RHI/D3D12/D3D12SwapChain.h

@@ -29,24 +29,15 @@ public:
     const D3D12Texture& GetBackBuffer(uint32_t index) const;
     void Present(uint32_t syncInterval = 1, uint32_t flags = 0) override;
     void Resize(uint32_t width, uint32_t height) override;
-    void SetFullscreen(bool fullscreen) override;
-    bool IsFullscreen() const override;
     void* GetNativeHandle() override;
 
-    bool ShouldClose() const override;
-    void SetShouldClose(bool shouldClose) override;
-    void PollEvents() override;
-
 private:
     ComPtr<IDXGISwapChain3> m_swapChain;
     ComPtr<ID3D12CommandQueue> m_commandQueue;
-    HWND m_windowHandle;
     uint32_t m_width;
     uint32_t m_height;
     uint32_t m_bufferCount;
     std::vector<D3D12Texture> m_backBuffers;
-    bool m_shouldClose = false;
-    bool m_fullscreen = false;
 };
 
 } // namespace RHI

engine/include/XCEngine/RHI/OpenGL/OpenGLDevice.h

@@ -29,8 +29,6 @@ public:
     void Shutdown() override;
 
     bool InitializeWithExistingWindow(HWND hwnd);
-    bool CreateRenderWindow(int width, int height, const char* title, bool enableDebug = false);
-    HWND GetWindow() const { return m_hwnd; }
     HDC GetPresentationDC() const { return m_hdc; }
     HGLRC GetGLContext() const { return m_hglrc; }
     const RHIDeviceInfo& GetDeviceInfoImpl() const { return m_deviceInfo; }
@@ -39,9 +37,6 @@ public:
     OpenGLUniformBufferManager* GetUniformBufferManager() { return m_uniformBufferManager.get(); }
 
     void SwapBuffers();
-    bool PollEvents();
-    void SetShouldClose(bool shouldClose);
-    bool ShouldClose() const;
 
     RHIBuffer* CreateBuffer(const BufferDesc& desc) override;
     RHITexture* CreateTexture(const TextureDesc& desc) override;
@@ -74,8 +69,6 @@ private:
     RHIDeviceInfo m_deviceInfo;
     RHICapabilities m_capabilities;
     bool m_initialized = false;
-    bool m_ownsWindow = false;
-    bool m_shouldClose = false;
 
     std::unique_ptr<OpenGLTextureUnitAllocator> m_textureUnitAllocator;
     std::unique_ptr<OpenGLUniformBufferManager> m_uniformBufferManager;

engine/include/XCEngine/RHI/OpenGL/OpenGLSwapChain.h

@@ -37,39 +37,19 @@ public:
     void Present(uint32_t syncInterval = 1, uint32_t flags = 0) override;
     void SwapBuffers();
     void Resize(uint32_t width, uint32_t height) override;
-    void SetVSync(bool enabled);
-    bool IsVSync() const { return m_vsync; }
-    void SetFullscreen(bool fullscreen) override;
-    bool IsFullscreen() const override;
-
-    void SetFramebufferSize(int width, int height);
-    int GetWidth() const { return m_width; }
-    int GetHeight() const { return m_height; }
-    int GetFramebufferWidth() const { return m_framebufferWidth; }
-    int GetFramebufferHeight() const { return m_framebufferHeight; }
-
-    HWND GetWindow() const { return m_hwnd; }
-    HDC GetDC() const { return m_device ? m_device->GetPresentationDC() : nullptr; }
-
-    bool ShouldClose() const override;
-    void SetShouldClose(bool shouldClose) override;
-    void PollEvents() override;
 
     uint32_t GetCurrentBackBufferIndex() const override;
     RHITexture* GetCurrentBackBuffer() override;
     void* GetNativeHandle() override;
 
+    int GetWidth() const { return m_width; }
+    int GetHeight() const { return m_height; }
+
 private:
     OpenGLDevice* m_device = nullptr;
     HWND m_hwnd = nullptr;
     int m_width = 0;
     int m_height = 0;
-    int m_framebufferWidth = 0;
-    int m_framebufferHeight = 0;
-    bool m_vsync = true;
-    bool m_shouldClose = false;
-    bool m_fullscreen = false;
-    PresentMode m_presentMode = PresentMode::VSync;
     OpenGLTexture* m_backBufferTexture = nullptr;
 };
 

engine/include/XCEngine/RHI/RHISwapChain.h

@@ -17,12 +17,6 @@ public:
     virtual RHITexture* GetCurrentBackBuffer() = 0;
     virtual void Present(uint32_t syncInterval = 1, uint32_t flags = 0) = 0;
     virtual void Resize(uint32_t width, uint32_t height) = 0;
-    virtual void SetFullscreen(bool fullscreen) = 0;
-    virtual bool IsFullscreen() const = 0;
-
-    virtual bool ShouldClose() const = 0;
-    virtual void SetShouldClose(bool shouldClose) = 0;
-    virtual void PollEvents() = 0;
 
     virtual void* GetNativeHandle() = 0;
 };

engine/include/XCEngine/RHI/RHITypes.h

@@ -184,15 +184,17 @@ struct SamplerDesc {
 };
 
 struct SwapChainDesc {
-    uint32_t width;
-    uint32_t height;
-    uint32_t bufferCount;
-    uint32_t format;
-    uint32_t refreshRate;
-    uint32_t sampleCount;
-    uint32_t sampleQuality;
-    uint32_t swapEffect;
-    uint32_t flags;
+    void* windowHandle = nullptr;
+    uint32_t width = 1280;
+    uint32_t height = 720;
+    uint32_t bufferCount = 2;
+    Format format = Format::R8G8B8A8_UNorm;
+    uint32_t refreshRateNumerator = 60;
+    uint32_t refreshRateDenominator = 1;
+    uint32_t sampleCount = 1;
+    uint32_t sampleQuality = 0;
+    uint32_t swapEffect = 0;
+    uint32_t flags = 0;
 };
 
 struct RenderTargetViewDesc {
@@ -317,10 +319,6 @@ struct RHIDeviceDesc {
     bool enableDebugLayer = false;
     bool enableGPUValidation = false;
     uint32_t adapterIndex = 0;
-    void* windowHandle = nullptr;
-    uint32_t width = 1280;
-    uint32_t height = 720;
-    std::wstring appName = L"XCEngine";
 };
 
 struct RHIDeviceInfo {