Selecting a sources
When the sample scene starts, the user is greeted with a simple interface that guides them through the initial setup.

The interface presents options for selecting the model source and the marker source. These selections determine which 3D model will be displayed and where marker data will be stored or retrieved from.
After making these selections, click Confirm button, it proceeds to the main scene, where the chosen model is loaded and ready for interaction with spatial markers.

Scene reload is required if model or marker source needs to be changed