One of the most powerful (and confusing) sections of the docs involves and Masking . This allows hotspots to be hidden behind other objects in the panorama (like a door frame). This is documented under the "Depth/Masking" section in the XML reference.

Customize or remove branding from the default right-click pop-up layer menu.

lookto(ath, atv, fov, motion, speed) : Animates the camera smoothy to targeted spatial coordinates.

Defines a low-resolution placeholder image loaded instantly while heavy high-resolution multi-resolution tiles stream into memory. Use code with caution.

Defines interactive 3D spatial elements placed directly inside the spherical panorama. They move accurately with the camera perspective.

For massive gigapixel images, use the krpano droplet command-line tools to split high-res sources into standard multi-res deep zoom tile trees. This limits image data streaming strictly to the viewer's active frame crop and zoom level.