tinyusdz/tests/usda/sceneLibrary-001.usda

#usda 1.0

# From https://developer.apple.com/documentation/realitykit/scenelibrary
def Xform "Root" (
    # Because you can apply `kind` to any type of prim, that allows any prim to be a scene.
    kind = "sceneLibrary"
)
{
    # `PrimaryScene` is immediately active due to the `def` keyword.
    def Xform "PrimaryScene" (
        # `sceneName` can be any human-readable string.
        sceneName = "Primary Scene"
    )
    {
    }


    # `SecondaryScene` is inactive due to the over keyword.
    over Xform "SecondaryScene" (
        sceneName = "Secondary Scene"
    )
    {
    }
}