Here is a list of all class members with links to the classes they belong to:

### - u -

- u_32 : synfig::GUID
- u_64 : synfig::GUID
- uncook() : synfig::ColorPrep
- UniqueID() : synfig::UniqueID
- UniqueIDLessThan : synfig::UniqueID
- units() : synfig::Distance
- unlink_all() : synfig::LinkableValueNode
- unlock() : synfig::Mutex
- unlock_all() : synfig::RecMutex
- unperform() : synfig::TransformStack , synfig::Transform
- update_renddesc() : synfig::Layer_PasteCanvas