Here is a list of all documented variables with links to the class documentation for each member:

### - u -

- uKnotVector : SoIndexedNurbsSurface, SoNurbsSurface
- ulf : SbViewVolume
- uniqueId : SoNode
- unit : SoTextureUnit
- units : SoPolygonOffset, SoUnits
- url : SoVRMLAnchor, SoVRMLAudioClip, SoVRMLMovieTexture
- userDataIsUsed : SoMField
- userProj : SoRotateCylindricalDragger, SoRotateSphericalDragger