diff --git a/engine/include/XCEngine/RHI/D3D12/D3D12Device.h b/engine/include/XCEngine/RHI/D3D12/D3D12Device.h
index bc2f457f..4e9b3862 100644
--- a/engine/include/XCEngine/RHI/D3D12/D3D12Device.h
+++ b/engine/include/XCEngine/RHI/D3D12/D3D12Device.h
@@ -82,11 +82,6 @@ public:
     void* GetNativeDevice() override;
     void* GetNativeHandle() const;
 
-    bool PollEvents() override;
-    void SwapBuffers() override;
-    bool ShouldClose() const override;
-    void SetShouldClose(bool shouldClose) override;
-
     D3D12CommandQueue* CreateCommandQueueImpl(const CommandQueueDesc& desc);
     D3D12CommandList* CreateCommandListImpl(const CommandListDesc& desc);
     D3D12CommandAllocator* CreateCommandAllocator(const CommandAllocatorDesc& desc);
diff --git a/engine/include/XCEngine/RHI/OpenGL/OpenGLDevice.h b/engine/include/XCEngine/RHI/OpenGL/OpenGLDevice.h
index af2645b8..17195659 100644
--- a/engine/include/XCEngine/RHI/OpenGL/OpenGLDevice.h
+++ b/engine/include/XCEngine/RHI/OpenGL/OpenGLDevice.h
@@ -23,10 +23,10 @@ public:
     GLFWwindow* GetWindow() const { return m_window; }
     const RHIDeviceInfo& GetDeviceInfoImpl() const { return m_deviceInfo; }
 
-    void SwapBuffers() override;
-    bool PollEvents() override;
-    void SetShouldClose(bool shouldClose) override;
-    bool ShouldClose() const override;
+    void SwapBuffers();
+    bool PollEvents();
+    void SetShouldClose(bool shouldClose);
+    bool ShouldClose() const;
 
     RHIBuffer* CreateBuffer(const BufferDesc& desc) override;
     RHITexture* CreateTexture(const TextureDesc& desc) override;
diff --git a/engine/include/XCEngine/RHI/RHIDevice.h b/engine/include/XCEngine/RHI/RHIDevice.h
index 27d0b408..6de2c681 100644
--- a/engine/include/XCEngine/RHI/RHIDevice.h
+++ b/engine/include/XCEngine/RHI/RHIDevice.h
@@ -38,11 +38,6 @@ public:
     virtual const RHIDeviceInfo& GetDeviceInfo() const = 0;
 
     virtual void* GetNativeDevice() = 0;
-
-    virtual bool PollEvents() = 0;
-    virtual void SwapBuffers() = 0;
-    virtual bool ShouldClose() const = 0;
-    virtual void SetShouldClose(bool shouldClose) = 0;
 };
 
 } // namespace RHI
diff --git a/engine/src/RHI/D3D12/D3D12Device.cpp b/engine/src/RHI/D3D12/D3D12Device.cpp
index 8a836407..1e2d25ee 100644
--- a/engine/src/RHI/D3D12/D3D12Device.cpp
+++ b/engine/src/RHI/D3D12/D3D12Device.cpp
@@ -293,20 +293,6 @@ RHIPipelineState* D3D12Device::CreatePipelineState(const PipelineStateDesc& desc
     return nullptr;
 }
 
-bool D3D12Device::PollEvents() {
-    return false;
-}
-
-void D3D12Device::SwapBuffers() {
-}
-
-bool D3D12Device::ShouldClose() const {
-    return false;
-}
-
-void D3D12Device::SetShouldClose(bool shouldClose) {
-}
-
 D3D12CommandQueue* D3D12Device::CreateCommandQueueImpl(const CommandQueueDesc& desc) {
     return nullptr;
 }