| Sign2DInteractorStyle | VTK InteractorStyle class for 2D viewers |
| Sign2DViewer | Widget for 2D viewers |
| Sign3DViewer | 3D viewer |
| SignCommand | Event names and callback registration |
| SignCompositeWidget | SuperClass for composite widgets |
| SignConfiguration | Handles SIGN configuration options |
| SignConfigurationWidget | A widget than shows basic parts of the mrml scene, and lets the user change tracker and viewer connections |
| SignContext | Main class for overall application framework management |
| SignConvertFiducialCollection | Converts SIGN fiducials to VTK points |
| SignDICOMServer | DICOM server for The SIGN |
| SignDICOMWidget | |
| SignECGSink | OpenTracker sink for ECG events |
| SignElement | SuperClass for workflow elements |
| SignElementAcquireFiducials | Acquire fiducial points workflow element |
| SignElementCalibrateTool | Pivot calibration workflow element |
| SignElementCheckpoint | Checkpoint element |
| SignElementContainer | SuperClass for workflow element containers |
| SignElementControlLines | Control line workflow element |
| SignElementDICOMServer | Receive DICOM data |
| SignElementIdentifyFiducials | Identify fiducials workflow element |
| SignElementNavigate | Put the application in navigation mode, when using the StandardNavigationWidget |
| SignElementNextButton | Button callback element for "next" buttons |
| SignElementPreviousButton | Button callback element for "previous" buttons |
| SignElementPushButton | Button callback element for "next" buttons |
| SignElementRegistration | Register matching fiducial sets |
| SignElementTabContainer | Workflow element container that uses a tab to control active workflow control points |
| SignElementWriteState | Element that writes the current state to a temporary file on disk |
| SignEventLog | Wrappers for event loggin |
| SignException | Exception objects for The SIGN |
| SignFiducial | Controls one fiducial |
| SignFiducialCollection | Class containing all fiducials belonging to one scene object (volume, model, ...) |
| SignICPRegistration | Fiducial Registration using the ICP algorithm |
| SignImageReslice | Image reslicing |
| SignImageSink | OpenTracker sink for images |
| SignImageViewer | VTK ImageViewer class for 2D viewers |
| SignMathUtils | Mathematical functions |
| SignMRML3DViewerNodeHelper | Helper node for the vtkSIGN3DViewer mrml node |
| SignMRMLCameraNodeHelper | Helper node for the vtkSIGNCamera mrml node |
| SignMRMLManager | |
| SignMRMLModelNodeHelper | Helper node for the vtkMRMLModelNode |
| SignMRMLModelTextureNodeHelper | Helper node for the vtkMRMLModelTextureNode |
| SignMRMLModelViewerHelper | Helper node for the vtkMRMLSIGNModelViewerNode |
| SignMRMLModelViewerNodeHelper | Helper class for a SIGNModelViewer MRML node |
| SignMRMLNodeHelper | Default helper node |
| SignMRMLOpenTrackerNodeHelper | Helper node for vtkMRMLSIGNOpenTrackerNode |
| SignMRMLScene | Extension of vtkMRMLScene, adding SIGN specific nodes, and connection to helper objects |
| SignMRMLSliceCompositeNodeHelper | Helper node for the vtkMRMLSliceCompositeNode |
| SignMRMLSliceNodeHelper | Helper node for the vtkMRMLSliceNode |
| SignMRMLTransferFunctionPointNodeHelper | Helper node for transfer function points |
| SignMRMLVolumeNodeHelper | Helper node for volume nodes |
| SignMRMLVolumeViewerHelper | Helper node for vtkMRMLSIGNVolumeViewer node |
| SignMRMLVolumeViewerNodeHelper | |
| SignOTModule | OpenTracker module to control SIGN OpenTracker nodes |
| SignOTSink | OpenTracker sink |
| SignOTSource | OpenTracker source |
| SignPivotCalibration | Pivot calibration for tracked tools |
| SignProcess | Utilities for handling different application modes |
| SignRealTimeImageActor | Displays realtime image data as a texture on a plane |
| SignSink | Superclass for OpenTracker sinks |
| SignStandardNavigationWidget | Composte widget with three Sign2DViewer and one Sign3DViewer |
| SignState | Stores one SIGN state |
| SignStateManager | Stores and manages checkpoints |
| SignStationEventInfo | Struct holding information about an OpenTracker event |
| SignUIBase | Abstract superclass for graphical user interface classes |
| SignUKFRegistration | |
| SignViewer | SuperClass for 2D and 3D viewers |
| SignVolume | Data volumes and their rendering properties |
| StrCamera | Stores settings for the 3D camera |
| StrFiducial | Stores information about one fiducial |
| ThreadEvent | |
| vtk2DArrow | Arrow actor for 2D viewers |
| vtk2DSymbol | Abstract superclass for 2D symbols in 2D viewers |
| vtkControlLine | Control line actor that can be moved and rotated |
| vtkCrossHair | Cross hair actor for 2D viewers |
| vtkManualSpline | Computes a manual spline |
| vtkMRMLDynamicVolumeArchetypeStorageNode | |
| vtkMRMLDynamicVolumeNode | |
| vtkMRMLModelTextureNode | |
| vtkMRMLSIGN3DViewerNode | |
| vtkMRMLSIGNCalibrationTransformNode | |
| vtkMRMLSIGNCameraNode | |
| vtkMRMLSIGNCatheterNode | |
| vtkMRMLSIGNColorTransferFunctionPointNode | |
| vtkMRMLSIGNControlLineNode | |
| vtkMRMLSIGNGradientOpacityTransferFunctionPointNode | |
| vtkMRMLSIGNModelViewerNode | |
| vtkMRMLSIGNOpenTrackerNode | |
| vtkMRMLSIGNOptionNode | |
| vtkMRMLSIGNProbeNode | |
| vtkMRMLSIGNRegistrationTransformNode | |
| vtkMRMLSIGNScalarOpacityTransferFunctionPointNode | |
| vtkMRMLSIGNVolumeViewerNode |
1.4.6