vtkMRMLEMSTreeNode Class Reference

#include <vtkMRMLEMSTreeNode.h>

Inheritance diagram for vtkMRMLEMSTreeNode:
vtkMRMLNode vtkObject

List of all members.

Public Member Functions

virtual void AddChildNode (const char *childNodeID)
virtual void AddTargetInputChannel ()
virtual void Copy (vtkMRMLNode *node)
virtual vtkMRMLNode * CreateNodeInstance ()
virtual int GetChildIndexByMRMLID (const char *childID)
virtual double GetInputChannelWeight (int index) const
virtual
vtkMRMLEMSTreeParametersLeafNode * 		GetLeafParametersNode ()
virtual const char * GetNodeTagName ()
virtual vtkMRMLEMSTreeNode * GetNthChildNode (int n)
virtual const char * GetNthChildNodeID (int n)
virtual int GetNumberOfChildNodes ()
virtual vtkMRMLEMSTreeNode * GetParentNode ()
virtual
vtkMRMLEMSTreeParametersParentNode * 		GetParentParametersNode ()
virtual
vtkMRMLEMSTreeParametersNode * 		GetTreeParametersNode ()
virtual void MoveNthChildNode (int fromIndex, int toIndex)
virtual void MoveNthTargetInputChannel (int fromIndex, int toIndex)
void PrintSelf (ostream &os, vtkIndent indent)
virtual void ReadXMLAttributes (const char **atts)
virtual void RemoveNthChildNode (int index)
virtual void RemoveNthTargetInputChannel (int index)
virtual void SetInputChannelWeight (int index, double value)
virtual void SetNthChildNode (int n, const char *childNodeID)
virtual void SetNumberOfTargetInputChannels (unsigned int n)
virtual void UpdateReferenceID (const char *oldID, const char *newID)
virtual void UpdateReferences ()
 vtkGetMacro (PrintWeights, int)
 vtkGetMacro (ExcludeFromIncompleteEStep, int)
 vtkGetMacro (ClassProbability, double)
 vtkGetMacro (SpatialPriorWeight, double)
 vtkGetMacro (NumberOfTargetInputChannels, unsigned int)
 vtkGetStringMacro (SpatialPriorVolumeName)
 vtkGetStringMacro (ParentParametersNodeID)
 vtkGetStringMacro (LeafParametersNodeID)
 vtkGetStringMacro (ParentNodeID)
 vtkGetVectorMacro (ColorRGB, double, 3)
 vtkSetMacro (PrintWeights, int)
 vtkSetMacro (ExcludeFromIncompleteEStep, int)
 vtkSetMacro (ClassProbability, double)
 vtkSetMacro (SpatialPriorWeight, double)
 vtkSetReferenceStringMacro (ParentParametersNodeID)
 vtkSetReferenceStringMacro (LeafParametersNodeID)
 vtkSetReferenceStringMacro (ParentNodeID)
 vtkSetStringMacro (SpatialPriorVolumeName)
 vtkSetVectorMacro (ColorRGB, double, 3)
 vtkTypeMacro (vtkMRMLEMSTreeNode, vtkMRMLNode)
virtual void WriteXML (ostream &of, int indent)

Static Public Member Functions

static vtkMRMLEMSTreeNode * New ()

Protected Types

typedef vtkstd::vector< double > ChannelWeightListType

Protected Member Functions

void operator= (const vtkMRMLEMSTreeNode &)
 vtkGetStringMacro (TreeParametersNodeID)
 vtkMRMLEMSTreeNode (const vtkMRMLEMSTreeNode &)
 vtkMRMLEMSTreeNode ()
 vtkSetReferenceStringMacro (TreeParametersNodeID)
 ~vtkMRMLEMSTreeNode ()

Protected Attributes

std::vector< std::string > ChildNodeIDs
double ClassProbability
double ColorRGB [3]
int ExcludeFromIncompleteEStep
ChannelWeightListType InputChannelWeights
char * LeafParametersNodeID
unsigned int NumberOfTargetInputChannels
char * ParentNodeID
char * ParentParametersNodeID
int PrintWeights
char * SpatialPriorVolumeName
double SpatialPriorWeight
char * TreeParametersNodeID

Member Typedef Documentation

typedef vtkstd::vector<double> vtkMRMLEMSTreeNode::ChannelWeightListType [protected]

Constructor & Destructor Documentation

vtkMRMLEMSTreeNode::vtkMRMLEMSTreeNode (  )  [protected]

References ClassProbability, ColorRGB, ExcludeFromIncompleteEStep, LeafParametersNodeID, NumberOfTargetInputChannels, ParentNodeID, ParentParametersNodeID, PrintWeights, SpatialPriorVolumeName, SpatialPriorWeight, and TreeParametersNodeID.

vtkMRMLEMSTreeNode::~vtkMRMLEMSTreeNode (  )  [protected]
vtkMRMLEMSTreeNode::vtkMRMLEMSTreeNode ( const vtkMRMLEMSTreeNode &   )  [protected]

Member Function Documentation

void vtkMRMLEMSTreeNode::AddChildNode ( const char *  childNodeID  )  [virtual]

References vtkMRMLScene::AddReferencedNodeID(), ChildNodeIDs, and vtkMRMLNode::Scene.

Referenced by ReadXMLAttributes(), and vtkEMSegmentMRMLManager::SetTreeNodeParentNodeID().

void vtkMRMLEMSTreeNode::AddTargetInputChannel (  )  [virtual]

References vtkMRMLEMSTreeParametersParentNode::AddTargetInputChannel(), vtkMRMLEMSTreeParametersLeafNode::AddTargetInputChannel(), GetLeafParametersNode(), GetParentParametersNode(), InputChannelWeights, and NumberOfTargetInputChannels.

Referenced by vtkEMSegmentMRMLManager::PropogateAdditionOfSelectedTargetImage().

void vtkMRMLEMSTreeNode::Copy ( vtkMRMLNode *  node  )  [virtual]

References vtkMRMLScene::AddReferencedNodeID(), ChildNodeIDs, ClassProbability, ColorRGB, ExcludeFromIncompleteEStep, InputChannelWeights, LeafParametersNodeID, NumberOfTargetInputChannels, ParentNodeID, ParentParametersNodeID, PrintWeights, vtkMRMLNode::Scene, SpatialPriorVolumeName, SpatialPriorWeight, and TreeParametersNodeID.

vtkMRMLNode * vtkMRMLEMSTreeNode::CreateNodeInstance (  )  [virtual]

Create instance of the default node. Like New only virtual NOTE: Subclasses should implement this method

Implements vtkMRMLNode.

References autoSlicerTracto2regions::ret.

int vtkMRMLEMSTreeNode::GetChildIndexByMRMLID ( const char *  childID  )  [virtual]

References ChildNodeIDs.

Referenced by vtkEMSegmentMRMLManager::RemoveTreeNode(), and vtkEMSegmentMRMLManager::SetTreeNodeParentNodeID().

double vtkMRMLEMSTreeNode::GetInputChannelWeight ( int  index  )  const [virtual]

References InputChannelWeights.

Referenced by vtkEMSegmentMRMLManager::GetTreeNodeInputChannelWeight().

vtkMRMLEMSTreeParametersLeafNode * vtkMRMLEMSTreeNode::GetLeafParametersNode (  )  [virtual]

References vtkMRMLNode::GetScene(), and LeafParametersNodeID.

Referenced by AddTargetInputChannel(), vtkEMSegmentMRMLManager::GetTreeNodeIntensityLabel(), vtkEMSegmentMRMLManager::GetTreeNodePrintQuality(), vtkEMSegmentMRMLManager::GetTreeParametersLeafNode(), MoveNthTargetInputChannel(), RemoveNthTargetInputChannel(), vtkEMSegmentMRMLManager::RemoveTreeNodeParametersNodes(), SetNumberOfTargetInputChannels(), vtkEMSegmentMRMLManager::SetTreeNodeIntensityLabel(), vtkEMSegmentMRMLManager::SetTreeNodeParentNodeID(), vtkEMSegmentMRMLManager::SetTreeNodePrintQuality(), vtkEMSegmentMRMLManager::TurnFromParentToLeafNode(), and vtkEMSegmentMRMLManager::UpdateIntensityDistributionFromSample().

virtual const char* vtkMRMLEMSTreeNode::GetNodeTagName (  )  [inline, virtual]

Get node XML tag name (like Volume, Model) NOTE: Subclasses should implement this method

Implements vtkMRMLNode.

vtkMRMLEMSTreeNode * vtkMRMLEMSTreeNode::GetNthChildNode ( int  n  )  [virtual]

References GetNthChildNodeID(), and vtkMRMLNode::GetScene().

Referenced by vtkEMSegmentMRMLManager::GetTreeNodeChildNodeID(), and vtkEMSegmentMRMLManager::PrintTree().

const char * vtkMRMLEMSTreeNode::GetNthChildNodeID ( int  n  )  [virtual]

References ChildNodeIDs.

Referenced by GetNthChildNode(), and vtkEMSegmentMRMLManager::PrintTree().

int vtkMRMLEMSTreeNode::GetNumberOfChildNodes (  )  [virtual]

References ChildNodeIDs.

Referenced by vtkEMSegmentMRMLManager::GetTreeNodeIsLeaf(), vtkEMSegmentMRMLManager::GetTreeNodeNumberOfChildren(), vtkEMSegmentMRMLManager::RemoveLegacyNodes(), and vtkEMSegmentMRMLManager::TurnFromParentToLeafNode().

vtkMRMLEMSTreeNode * vtkMRMLEMSTreeNode::GetParentNode (  )  [virtual]

References vtkMRMLScene::GetNodeByID(), vtkMRMLNode::GetScene(), and ParentNodeID.

Referenced by vtkEMSegmentMRMLManager::GetTreeNodeParentNodeID(), vtkEMSegmentMRMLManager::RemoveTreeNode(), and vtkEMSegmentMRMLManager::SetTreeNodeParentNodeID().

vtkMRMLEMSTreeParametersParentNode * vtkMRMLEMSTreeNode::GetParentParametersNode (  )  [virtual]

References vtkMRMLNode::GetScene(), and ParentParametersNodeID.

Referenced by AddTargetInputChannel(), vtkEMSegmentMRMLManager::GetTreeNodeAlpha(), vtkEMSegmentMRMLManager::GetTreeNodeBiasCalculationMaxIterations(), vtkEMSegmentMRMLManager::GetTreeNodeGenerateBackgroundProbability(), vtkEMSegmentMRMLManager::GetTreeNodePrintBias(), vtkEMSegmentMRMLManager::GetTreeNodePrintEMLabelMapConvergence(), vtkEMSegmentMRMLManager::GetTreeNodePrintEMWeightsConvergence(), vtkEMSegmentMRMLManager::GetTreeNodePrintFrequency(), vtkEMSegmentMRMLManager::GetTreeNodePrintLabelMap(), vtkEMSegmentMRMLManager::GetTreeNodePrintMFALabelMapConvergence(), vtkEMSegmentMRMLManager::GetTreeNodePrintMFAWeightsConvergence(), vtkEMSegmentMRMLManager::GetTreeNodeSmoothingKernelSigma(), vtkEMSegmentMRMLManager::GetTreeNodeSmoothingKernelWidth(), vtkEMSegmentMRMLManager::GetTreeNodeStoppingConditionEMIterations(), vtkEMSegmentMRMLManager::GetTreeNodeStoppingConditionEMType(), vtkEMSegmentMRMLManager::GetTreeNodeStoppingConditionEMValue(), vtkEMSegmentMRMLManager::GetTreeNodeStoppingConditionMFAIterations(), vtkEMSegmentMRMLManager::GetTreeNodeStoppingConditionMFAType(), vtkEMSegmentMRMLManager::GetTreeNodeStoppingConditionMFAValue(), MoveNthTargetInputChannel(), RemoveNthTargetInputChannel(), vtkEMSegmentMRMLManager::RemoveTreeNodeParametersNodes(), SetNumberOfTargetInputChannels(), vtkEMSegmentMRMLManager::SetTreeNodeAlpha(), vtkEMSegmentMRMLManager::SetTreeNodeBiasCalculationMaxIterations(), vtkEMSegmentMRMLManager::SetTreeNodeExcludeFromIncompleteEStep(), vtkEMSegmentMRMLManager::SetTreeNodeGenerateBackgroundProbability(), vtkEMSegmentMRMLManager::SetTreeNodeParentNodeID(), vtkEMSegmentMRMLManager::SetTreeNodePrintBias(), vtkEMSegmentMRMLManager::SetTreeNodePrintEMLabelMapConvergence(), vtkEMSegmentMRMLManager::SetTreeNodePrintEMWeightsConvergence(), vtkEMSegmentMRMLManager::SetTreeNodePrintFrequency(), vtkEMSegmentMRMLManager::SetTreeNodePrintLabelMap(), vtkEMSegmentMRMLManager::SetTreeNodePrintMFALabelMapConvergence(), vtkEMSegmentMRMLManager::SetTreeNodePrintMFAWeightsConvergence(), vtkEMSegmentMRMLManager::SetTreeNodeSmoothingKernelSigma(), vtkEMSegmentMRMLManager::SetTreeNodeSmoothingKernelWidth(), vtkEMSegmentMRMLManager::SetTreeNodeStoppingConditionEMIterations(), vtkEMSegmentMRMLManager::SetTreeNodeStoppingConditionEMType(), vtkEMSegmentMRMLManager::SetTreeNodeStoppingConditionEMValue(), vtkEMSegmentMRMLManager::SetTreeNodeStoppingConditionMFAIterations(), vtkEMSegmentMRMLManager::SetTreeNodeStoppingConditionMFAType(), vtkEMSegmentMRMLManager::SetTreeNodeStoppingConditionMFAValue(), and vtkEMSegmentMRMLManager::TurnFromParentToLeafNode().

vtkMRMLEMSTreeParametersNode * vtkMRMLEMSTreeNode::GetTreeParametersNode (  )  [virtual]

References vtkMRMLNode::GetScene(), and TreeParametersNodeID.

Referenced by vtkEMSegmentMRMLManager::RemoveLegacyNodes().

void vtkMRMLEMSTreeNode::MoveNthChildNode ( int  fromIndex,
int  toIndex 
) [virtual]

References ChildNodeIDs.

void vtkMRMLEMSTreeNode::MoveNthTargetInputChannel ( int  fromIndex,
int  toIndex 
) [virtual]

References GetLeafParametersNode(), GetParentParametersNode(), InputChannelWeights, vtkMRMLEMSTreeParametersParentNode::MoveNthTargetInputChannel(), and vtkMRMLEMSTreeParametersLeafNode::MoveNthTargetInputChannel().

vtkMRMLEMSTreeNode * vtkMRMLEMSTreeNode::New (  )  [static]

Reimplemented from vtkMRMLNode.

References autoSlicerTracto2regions::ret.

void vtkMRMLEMSTreeNode::operator= ( const vtkMRMLEMSTreeNode &   )  [protected]

Reimplemented from vtkMRMLNode.

void vtkMRMLEMSTreeNode::PrintSelf ( ostream &  os,
vtkIndent  indent 
)

Reimplemented from vtkMRMLNode.

References ChildNodeIDs, ClassProbability, ColorRGB, ExcludeFromIncompleteEStep, InputChannelWeights, LeafParametersNodeID, ParentNodeID, ParentParametersNodeID, PrintWeights, SpatialPriorVolumeName, SpatialPriorWeight, and TreeParametersNodeID.

void vtkMRMLEMSTreeNode::ReadXMLAttributes ( const char **  atts  )  [virtual]

Set node attributes NOTE: Subclasses should implement this method NOTE: Call this method in the subclass impementation

Reimplemented from vtkMRMLNode.

References AddChildNode(), ClassProbability, ColorRGB, autoSlicerTracto2regions::d, ExcludeFromIncompleteEStep, InputChannelWeights, NumberOfTargetInputChannels, PrintWeights, SetNumberOfTargetInputChannels(), SpatialPriorWeight, and ModifyHeader::val.

void vtkMRMLEMSTreeNode::RemoveNthChildNode ( int  index  )  [virtual]

References ChildNodeIDs.

Referenced by vtkEMSegmentMRMLManager::RemoveTreeNode(), and vtkEMSegmentMRMLManager::SetTreeNodeParentNodeID().

void vtkMRMLEMSTreeNode::RemoveNthTargetInputChannel ( int  index  )  [virtual]

References GetLeafParametersNode(), GetParentParametersNode(), InputChannelWeights, NumberOfTargetInputChannels, vtkMRMLEMSTreeParametersParentNode::RemoveNthTargetInputChannel(), and vtkMRMLEMSTreeParametersLeafNode::RemoveNthTargetInputChannel().

void vtkMRMLEMSTreeNode::SetInputChannelWeight ( int  index,
double  value 
) [virtual]

References InputChannelWeights.

Referenced by vtkEMSegmentMRMLManager::RemoveLegacyNodes(), and vtkEMSegmentMRMLManager::SetTreeNodeInputChannelWeight().

void vtkMRMLEMSTreeNode::SetNthChildNode ( int  n,
const char *  childNodeID 
) [virtual]

References vtkMRMLScene::AddReferencedNodeID(), ChildNodeIDs, and vtkMRMLNode::Scene.

void vtkMRMLEMSTreeNode::SetNumberOfTargetInputChannels ( unsigned int  n  )  [virtual]

References GetLeafParametersNode(), GetParentParametersNode(), InputChannelWeights, NumberOfTargetInputChannels, and vtkMRMLEMSTreeParametersLeafNode::SetNumberOfTargetInputChannels().

Referenced by vtkEMSegmentMRMLManager::AddNewTreeNode(), ReadXMLAttributes(), and vtkEMSegmentMRMLManager::RemoveLegacyNodes().

void vtkMRMLEMSTreeNode::UpdateReferenceID ( const char *  oldID,
const char *  newID 
) [virtual]

Update the stored reference to another node in the scene

Reimplemented from vtkMRMLNode.

References ChildNodeIDs, LeafParametersNodeID, ParentNodeID, ParentParametersNodeID, and TreeParametersNodeID.

void vtkMRMLEMSTreeNode::UpdateReferences (  )  [virtual]

Updates this node if it depends on other nodes when the node is deleted in the scene

Reimplemented from vtkMRMLNode.

References ChildNodeIDs, vtkMRMLScene::GetNodeByID(), LeafParametersNodeID, ParentNodeID, ParentParametersNodeID, vtkMRMLNode::Scene, and TreeParametersNodeID.

vtkMRMLEMSTreeNode::vtkGetMacro ( PrintWeights  ,
int   
)
vtkMRMLEMSTreeNode::vtkGetMacro ( ExcludeFromIncompleteEStep  ,
int   
)
vtkMRMLEMSTreeNode::vtkGetMacro ( ClassProbability  ,
double   
)
vtkMRMLEMSTreeNode::vtkGetMacro ( SpatialPriorWeight  ,
double   
)
vtkMRMLEMSTreeNode::vtkGetMacro ( NumberOfTargetInputChannels  ,
unsigned  int 
)
vtkMRMLEMSTreeNode::vtkGetStringMacro ( TreeParametersNodeID   )  [protected]
vtkMRMLEMSTreeNode::vtkGetStringMacro ( SpatialPriorVolumeName   ) 
vtkMRMLEMSTreeNode::vtkGetStringMacro ( ParentParametersNodeID   ) 
vtkMRMLEMSTreeNode::vtkGetStringMacro ( LeafParametersNodeID   ) 
vtkMRMLEMSTreeNode::vtkGetStringMacro ( ParentNodeID   ) 
vtkMRMLEMSTreeNode::vtkGetVectorMacro ( ColorRGB  ,
double  ,
3   
)
vtkMRMLEMSTreeNode::vtkSetMacro ( PrintWeights  ,
int   
)
vtkMRMLEMSTreeNode::vtkSetMacro ( ExcludeFromIncompleteEStep  ,
int   
)
vtkMRMLEMSTreeNode::vtkSetMacro ( ClassProbability  ,
double   
)
vtkMRMLEMSTreeNode::vtkSetMacro ( SpatialPriorWeight  ,
double   
)
vtkMRMLEMSTreeNode::vtkSetReferenceStringMacro ( TreeParametersNodeID   )  [protected]
vtkMRMLEMSTreeNode::vtkSetReferenceStringMacro ( ParentParametersNodeID   ) 
vtkMRMLEMSTreeNode::vtkSetReferenceStringMacro ( LeafParametersNodeID   ) 
vtkMRMLEMSTreeNode::vtkSetReferenceStringMacro ( ParentNodeID   ) 
vtkMRMLEMSTreeNode::vtkSetStringMacro ( SpatialPriorVolumeName   ) 
vtkMRMLEMSTreeNode::vtkSetVectorMacro ( ColorRGB  ,
double  ,
3   
)
vtkMRMLEMSTreeNode::vtkTypeMacro ( vtkMRMLEMSTreeNode  ,
vtkMRMLNode   
)
void vtkMRMLEMSTreeNode::WriteXML ( ostream &  of,
int  indent 
) [virtual]

Write this node's information to a MRML file in XML format. NOTE: Subclasses should implement this method NOTE: Call this method in the subclass impementation

Reimplemented from vtkMRMLNode.

References ChildNodeIDs, ClassProbability, ColorRGB, ExcludeFromIncompleteEStep, InputChannelWeights, LeafParametersNodeID, ParentNodeID, ParentParametersNodeID, PrintWeights, SpatialPriorVolumeName, SpatialPriorWeight, and TreeParametersNodeID.

Member Data Documentation

std::vector<std::string> vtkMRMLEMSTreeNode::ChildNodeIDs [protected]

Referenced by AddChildNode(), Copy(), GetChildIndexByMRMLID(), GetNthChildNodeID(), GetNumberOfChildNodes(), MoveNthChildNode(), PrintSelf(), RemoveNthChildNode(), SetNthChildNode(), UpdateReferenceID(), UpdateReferences(), and WriteXML().

double vtkMRMLEMSTreeNode::ClassProbability [protected]

Referenced by Copy(), PrintSelf(), ReadXMLAttributes(), vtkMRMLEMSTreeNode(), and WriteXML().

double vtkMRMLEMSTreeNode::ColorRGB[3] [protected]

Referenced by Copy(), PrintSelf(), ReadXMLAttributes(), vtkMRMLEMSTreeNode(), and WriteXML().

int vtkMRMLEMSTreeNode::ExcludeFromIncompleteEStep [protected]

Referenced by Copy(), PrintSelf(), ReadXMLAttributes(), vtkMRMLEMSTreeNode(), and WriteXML().

ChannelWeightListType vtkMRMLEMSTreeNode::InputChannelWeights [protected]

Referenced by AddTargetInputChannel(), Copy(), GetInputChannelWeight(), MoveNthTargetInputChannel(), PrintSelf(), ReadXMLAttributes(), RemoveNthTargetInputChannel(), SetInputChannelWeight(), SetNumberOfTargetInputChannels(), and WriteXML().

char* vtkMRMLEMSTreeNode::LeafParametersNodeID [protected]

Referenced by Copy(), GetLeafParametersNode(), PrintSelf(), UpdateReferenceID(), UpdateReferences(), vtkMRMLEMSTreeNode(), and WriteXML().

unsigned int vtkMRMLEMSTreeNode::NumberOfTargetInputChannels [protected]

Referenced by AddTargetInputChannel(), Copy(), ReadXMLAttributes(), RemoveNthTargetInputChannel(), SetNumberOfTargetInputChannels(), and vtkMRMLEMSTreeNode().

char* vtkMRMLEMSTreeNode::ParentNodeID [protected]

Referenced by Copy(), GetParentNode(), PrintSelf(), UpdateReferenceID(), UpdateReferences(), vtkMRMLEMSTreeNode(), and WriteXML().

char* vtkMRMLEMSTreeNode::ParentParametersNodeID [protected]

Referenced by Copy(), GetParentParametersNode(), PrintSelf(), UpdateReferenceID(), UpdateReferences(), vtkMRMLEMSTreeNode(), and WriteXML().

int vtkMRMLEMSTreeNode::PrintWeights [protected]

Referenced by Copy(), PrintSelf(), ReadXMLAttributes(), vtkMRMLEMSTreeNode(), and WriteXML().

char* vtkMRMLEMSTreeNode::SpatialPriorVolumeName [protected]

Referenced by Copy(), PrintSelf(), vtkMRMLEMSTreeNode(), and WriteXML().

double vtkMRMLEMSTreeNode::SpatialPriorWeight [protected]

Referenced by Copy(), PrintSelf(), ReadXMLAttributes(), vtkMRMLEMSTreeNode(), and WriteXML().

char* vtkMRMLEMSTreeNode::TreeParametersNodeID [protected]

Referenced by Copy(), GetTreeParametersNode(), PrintSelf(), UpdateReferenceID(), UpdateReferences(), vtkMRMLEMSTreeNode(), and WriteXML().

The documentation for this class was generated from the following files:
Generated on 6 Apr 2011 for Slicer3 by  doxygen 1.6.1