Alexander Marinissen developed WinUI SwapChainPanel surface support for the google/dawn repository, enabling seamless integration of Windows UI elements with Dawn’s graphics pipeline. Using C++ and DirectX, Alexander introduced a new surface type by updating enums, validation logic, and swap chain creation, allowing WinUI-based applications to leverage Dawn for rendering. This work expanded the range of rendering surfaces available to developers and broadened deployment scenarios for Windows applications. The feature was delivered as a single, well-documented commit, demonstrating clear traceability and effective cross-team collaboration. Alexander’s contribution deepened Dawn’s Windows support and addressed integration needs for modern graphics applications.