Add GetDescriptorHandleIncrementSize to D3D12Device and update main.cpp to use wrapper

engine/include/XCEngine/RHI/D3D12/D3D12Buffer.h

@@ -27,6 +27,8 @@ public:
     uint64_t GetSize() const { return GetDesc().Width; }
     D3D12_GPU_VIRTUAL_ADDRESS GetGPUVirtualAddress() const { return m_resource->GetGPUVirtualAddress(); }
 
+    void UpdateData(const void* data, uint64_t size);
+
 private:
     ComPtr<ID3D12Resource> m_resource;
 };

engine/include/XCEngine/RHI/D3D12/D3D12Device.h

@@ -51,6 +51,8 @@ public:
 
     std::vector<AdapterInfo> EnumerateAdapters();
 
+    UINT GetDescriptorHandleIncrementSize(DescriptorHeapType type) const;
+
     bool CheckFeatureSupport(D3D12_FEATURE feature, void* featureSupportData, uint32_t featureSupportDataSize);
 
     void SetDeviceRemoved() { m_isDeviceRemoved = true; }