SoRotateDiscDragger(3) on Linux
The text d4165a85b8f8, as Debian 8 (Jessie) shipped it.
The SoRotateDiscDragger class is for rotating geometry around a single axis. Here's how the dragger looks with its default geometry in the inactive state:
The text d4165a85b8f8, as Debian 8 (Jessie) shipped it.
The SoRotateDiscDragger class is for rotating geometry around a single axis. Here's how the dragger looks with its default geometry in the inactive state: