···118118 //! Vulkan device UUID to suggest to clients
119119 xrt_uuid_t client_gpu_deviceUUID;
120120121121+ //! The Windows LUID for the GPU device suggested for D3D clients, never changes.
122122+ xrt_uuid_t client_gpu_deviceLUID;
123123+124124+ //! Whether @ref client_d3d_deviceLUID is valid
125125+ bool client_gpu_deviceLUID_valid;
126126+121127 //! Try to choose the mode with this index for direct mode
122128 int desired_mode;
123129};