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vtkWeightedTransformFilter Class Reference

transform based on per-point or per-cell weighting functions. More...

#include <vtkWeightedTransformFilter.h>

Inheritance diagram for vtkWeightedTransformFilter:
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Collaboration diagram for vtkWeightedTransformFilter:
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Public Types

typedef vtkPointSetAlgorithm Superclass
 
- Public Types inherited from vtkPointSetAlgorithm
typedef vtkAlgorithm Superclass
 
- Public Types inherited from vtkAlgorithm
typedef vtkObject Superclass
 
enum  DesiredOutputPrecision { SINGLE_PRECISION, DOUBLE_PRECISION, DEFAULT_PRECISION }
 
- Public Types inherited from vtkObject
typedef vtkObjectBase Superclass
 

Public Member Functions

virtual int IsA (const char *type)
 
vtkWeightedTransformFilterNewInstance () const
 
void PrintSelf (ostream &os, vtkIndent indent)
 
unsigned long GetMTime ()
 
virtual void SetWeightArray (const char *)
 
virtual char * GetWeightArray ()
 
virtual void SetTransformIndexArray (const char *)
 
virtual char * GetTransformIndexArray ()
 
virtual void SetCellDataWeightArray (const char *)
 
virtual char * GetCellDataWeightArray ()
 
virtual void SetCellDataTransformIndexArray (const char *)
 
virtual char * GetCellDataTransformIndexArray ()
 
virtual void SetTransform (vtkAbstractTransform *transform, int num)
 
virtual vtkAbstractTransformGetTransform (int num)
 
virtual void SetNumberOfTransforms (int num)
 
virtual int GetNumberOfTransforms ()
 
virtual void AddInputValuesOn ()
 
virtual void AddInputValuesOff ()
 
virtual void SetAddInputValues (int)
 
virtual int GetAddInputValues ()
 
- Public Member Functions inherited from vtkPointSetAlgorithm
vtkPointSetAlgorithmNewInstance () const
 
vtkPolyDataGetPolyDataOutput ()
 
vtkStructuredGridGetStructuredGridOutput ()
 
vtkUnstructuredGridGetUnstructuredGridOutput ()
 
vtkDataObjectGetInput ()
 
vtkPointSetGetOutput ()
 
vtkPointSetGetOutput (int)
 
void SetInputData (vtkDataObject *)
 
void SetInputData (int, vtkDataObject *)
 
void SetInputData (vtkPointSet *)
 
void SetInputData (int, vtkPointSet *)
 
void AddInputData (vtkDataObject *)
 
void AddInputData (vtkPointSet *)
 
void AddInputData (int, vtkPointSet *)
 
void AddInputData (int, vtkDataObject *)
 
virtual int ProcessRequest (vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
 
- Public Member Functions inherited from vtkAlgorithm
vtkAlgorithmNewInstance () const
 
int HasExecutive ()
 
vtkExecutiveGetExecutive ()
 
virtual void SetExecutive (vtkExecutive *executive)
 
virtual int ModifyRequest (vtkInformation *request, int when)
 
vtkInformationGetInputPortInformation (int port)
 
vtkInformationGetOutputPortInformation (int port)
 
int GetNumberOfInputPorts ()
 
int GetNumberOfOutputPorts ()
 
void UpdateProgress (double amount)
 
vtkInformationGetInputArrayInformation (int idx)
 
void RemoveAllInputs ()
 
vtkDataObjectGetOutputDataObject (int port)
 
virtual void RemoveInputConnection (int port, vtkAlgorithmOutput *input)
 
virtual void RemoveInputConnection (int port, int idx)
 
virtual void RemoveAllInputConnections (int port)
 
int GetNumberOfInputConnections (int port)
 
int GetTotalNumberOfInputConnections ()
 
vtkAlgorithmOutputGetInputConnection (int port, int index)
 
vtkAlgorithmGetInputAlgorithm (int port, int index, int &algPort)
 
vtkAlgorithmGetInputAlgorithm (int port, int index)
 
vtkExecutiveGetInputExecutive (int port, int index)
 
vtkInformationGetInputInformation (int port, int index)
 
vtkInformationGetOutputInformation (int port)
 
virtual void UpdateInformation ()
 
virtual void UpdateDataObject ()
 
virtual void PropagateUpdateExtent ()
 
virtual void UpdateWholeExtent ()
 
void ConvertTotalInputToPortConnection (int ind, int &port, int &conn)
 
int SetUpdateExtentToWholeExtent (int port)
 
int SetUpdateExtentToWholeExtent ()
 
void SetUpdateExtent (int port, int extent[6])
 
int ProcessRequest (vtkInformation *request, vtkCollection *inInfo, vtkInformationVector *outInfo)
 
virtual int ComputePipelineMTime (vtkInformation *request, vtkInformationVector **inInfoVec, vtkInformationVector *outInfoVec, int requestFromOutputPort, unsigned long *mtime)
 
virtual vtkInformationGetInformation ()
 
virtual void SetInformation (vtkInformation *)
 
virtual void Register (vtkObjectBase *o)
 
virtual void UnRegister (vtkObjectBase *o)
 
virtual void SetAbortExecute (int)
 
virtual int GetAbortExecute ()
 
virtual void AbortExecuteOn ()
 
virtual void AbortExecuteOff ()
 
virtual void SetProgress (double)
 
virtual double GetProgress ()
 
void SetProgressText (const char *ptext)
 
virtual char * GetProgressText ()
 
virtual unsigned long GetErrorCode ()
 
virtual void SetInputArrayToProcess (int idx, int port, int connection, int fieldAssociation, const char *name)
 
virtual void SetInputArrayToProcess (int idx, int port, int connection, int fieldAssociation, int fieldAttributeType)
 
virtual void SetInputArrayToProcess (int idx, vtkInformation *info)
 
virtual void SetInputArrayToProcess (int idx, int port, int connection, const char *fieldAssociation, const char *attributeTypeorName)
 
vtkDataObjectGetInputDataObject (int port, int connection)
 
virtual void SetInputConnection (int port, vtkAlgorithmOutput *input)
 
virtual void SetInputConnection (vtkAlgorithmOutput *input)
 
virtual void AddInputConnection (int port, vtkAlgorithmOutput *input)
 
virtual void AddInputConnection (vtkAlgorithmOutput *input)
 
virtual void SetInputDataObject (int port, vtkDataObject *data)
 
virtual void SetInputDataObject (vtkDataObject *data)
 
virtual void AddInputDataObject (int port, vtkDataObject *data)
 
virtual void AddInputDataObject (vtkDataObject *data)
 
vtkAlgorithmOutputGetOutputPort (int index)
 
vtkAlgorithmOutputGetOutputPort ()
 
vtkAlgorithmGetInputAlgorithm ()
 
vtkExecutiveGetInputExecutive ()
 
vtkInformationGetInputInformation ()
 
virtual void Update (int port)
 
virtual void Update ()
 
virtual void SetReleaseDataFlag (int)
 
virtual int GetReleaseDataFlag ()
 
void ReleaseDataFlagOn ()
 
void ReleaseDataFlagOff ()
 
int UpdateExtentIsEmpty (vtkInformation *pinfo, vtkDataObject *output)
 
int UpdateExtentIsEmpty (vtkInformation *pinfo, int extentType)
 
void SetUpdateExtent (int port, int piece, int numPieces, int ghostLevel)
 
void SetUpdateExtent (int piece, int numPieces, int ghostLevel)
 
void SetUpdateExtent (int extent[6])
 
intGetUpdateExtent ()
 
intGetUpdateExtent (int port)
 
void GetUpdateExtent (int &x0, int &x1, int &y0, int &y1, int &z0, int &z1)
 
void GetUpdateExtent (int port, int &x0, int &x1, int &y0, int &y1, int &z0, int &z1)
 
void GetUpdateExtent (int extent[6])
 
void GetUpdateExtent (int port, int extent[6])
 
int GetUpdatePiece ()
 
int GetUpdatePiece (int port)
 
int GetUpdateNumberOfPieces ()
 
int GetUpdateNumberOfPieces (int port)
 
int GetUpdateGhostLevel ()
 
int GetUpdateGhostLevel (int port)
 
void SetProgressObserver (vtkProgressObserver *)
 
virtual vtkProgressObserverGetProgressObserver ()
 
- Public Member Functions inherited from vtkObject
vtkObjectNewInstance () const
 
virtual void DebugOn ()
 
virtual void DebugOff ()
 
bool GetDebug ()
 
void SetDebug (bool debugFlag)
 
virtual void Modified ()
 
unsigned long AddObserver (unsigned long event, vtkCommand *, float priority=0.0f)
 
unsigned long AddObserver (const char *event, vtkCommand *, float priority=0.0f)
 
vtkCommandGetCommand (unsigned long tag)
 
void RemoveObserver (vtkCommand *)
 
void RemoveObservers (unsigned long event, vtkCommand *)
 
void RemoveObservers (const char *event, vtkCommand *)
 
int HasObserver (unsigned long event, vtkCommand *)
 
int HasObserver (const char *event, vtkCommand *)
 
void RemoveObserver (unsigned long tag)
 
void RemoveObservers (unsigned long event)
 
void RemoveObservers (const char *event)
 
void RemoveAllObservers ()
 
int HasObserver (unsigned long event)
 
int HasObserver (const char *event)
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f)
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, void(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f)
 
template<class U , class T >
unsigned long AddObserver (unsigned long event, U observer, bool(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f)
 
int InvokeEvent (unsigned long event, void *callData)
 
int InvokeEvent (const char *event, void *callData)
 
int InvokeEvent (unsigned long event)
 
int InvokeEvent (const char *event)
 
- Public Member Functions inherited from vtkObjectBase
const char * GetClassName () const
 
virtual void Delete ()
 
virtual void FastDelete ()
 
void Print (ostream &os)
 
void SetReferenceCount (int)
 
void PrintRevisions (ostream &)
 
virtual void PrintHeader (ostream &os, vtkIndent indent)
 
virtual void PrintTrailer (ostream &os, vtkIndent indent)
 
int GetReferenceCount ()
 

Static Public Member Functions

static vtkWeightedTransformFilterNew ()
 
static int IsTypeOf (const char *type)
 
static vtkWeightedTransformFilterSafeDownCast (vtkObjectBase *o)
 
- Static Public Member Functions inherited from vtkPointSetAlgorithm
static vtkPointSetAlgorithmNew ()
 
static int IsTypeOf (const char *type)
 
static vtkPointSetAlgorithmSafeDownCast (vtkObjectBase *o)
 
- Static Public Member Functions inherited from vtkAlgorithm
static vtkAlgorithmNew ()
 
static int IsTypeOf (const char *type)
 
static vtkAlgorithmSafeDownCast (vtkObjectBase *o)
 
static vtkInformationIntegerKeyINPUT_IS_OPTIONAL ()
 
static vtkInformationIntegerKeyINPUT_IS_REPEATABLE ()
 
static vtkInformationInformationVectorKeyINPUT_REQUIRED_FIELDS ()
 
static vtkInformationStringVectorKeyINPUT_REQUIRED_DATA_TYPE ()
 
static vtkInformationInformationVectorKeyINPUT_ARRAYS_TO_PROCESS ()
 
static vtkInformationIntegerKeyINPUT_PORT ()
 
static vtkInformationIntegerKeyINPUT_CONNECTION ()
 
static vtkInformationIntegerKeyCAN_PRODUCE_SUB_EXTENT ()
 
static vtkInformationIntegerKeyCAN_HANDLE_PIECE_REQUEST ()
 
static void SetDefaultExecutivePrototype (vtkExecutive *proto)
 
- Static Public Member Functions inherited from vtkObject
static int IsTypeOf (const char *type)
 
static vtkObjectSafeDownCast (vtkObjectBase *o)
 
static vtkObjectNew ()
 
static void BreakOnError ()
 
static void SetGlobalWarningDisplay (int val)
 
static void GlobalWarningDisplayOn ()
 
static void GlobalWarningDisplayOff ()
 
static int GetGlobalWarningDisplay ()
 
- Static Public Member Functions inherited from vtkObjectBase
static int IsTypeOf (const char *name)
 
static vtkObjectBaseNew ()
 

Protected Member Functions

virtual vtkObjectBaseNewInstanceInternal () const
 
 vtkWeightedTransformFilter ()
 
 ~vtkWeightedTransformFilter ()
 
int RequestData (vtkInformation *, vtkInformationVector **, vtkInformationVector *)
 
- Protected Member Functions inherited from vtkPointSetAlgorithm
 vtkPointSetAlgorithm ()
 
 ~vtkPointSetAlgorithm ()
 
virtual int FillOutputPortInformation (int port, vtkInformation *info)
 
virtual int FillInputPortInformation (int port, vtkInformation *info)
 
virtual int RequestDataObject (vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
 
virtual int ExecuteInformation (vtkInformation *, vtkInformationVector **, vtkInformationVector *)
 
virtual int ComputeInputUpdateExtent (vtkInformation *, vtkInformationVector **, vtkInformationVector *)
 
- Protected Member Functions inherited from vtkAlgorithm
 vtkAlgorithm ()
 
 ~vtkAlgorithm ()
 
virtual void SetNumberOfInputPorts (int n)
 
virtual void SetNumberOfOutputPorts (int n)
 
int InputPortIndexInRange (int index, const char *action)
 
int OutputPortIndexInRange (int index, const char *action)
 
int GetInputArrayAssociation (int idx, vtkInformationVector **inputVector)
 
virtual vtkExecutiveCreateDefaultExecutive ()
 
virtual void ReportReferences (vtkGarbageCollector *)
 
virtual void SetNumberOfInputConnections (int port, int n)
 
int GetInputArrayAssociation (int idx, int connection, vtkInformationVector **inputVector)
 
int GetInputArrayAssociation (int idx, vtkDataObject *input)
 
vtkDataArrayGetInputArrayToProcess (int idx, vtkInformationVector **inputVector)
 
vtkDataArrayGetInputArrayToProcess (int idx, vtkInformationVector **inputVector, int &association)
 
vtkDataArrayGetInputArrayToProcess (int idx, int connection, vtkInformationVector **inputVector)
 
vtkDataArrayGetInputArrayToProcess (int idx, int connection, vtkInformationVector **inputVector, int &association)
 
vtkDataArrayGetInputArrayToProcess (int idx, vtkDataObject *input)
 
vtkDataArrayGetInputArrayToProcess (int idx, vtkDataObject *input, int &association)
 
vtkAbstractArrayGetInputAbstractArrayToProcess (int idx, vtkInformationVector **inputVector)
 
vtkAbstractArrayGetInputAbstractArrayToProcess (int idx, vtkInformationVector **inputVector, int &association)
 
vtkAbstractArrayGetInputAbstractArrayToProcess (int idx, int connection, vtkInformationVector **inputVector)
 
vtkAbstractArrayGetInputAbstractArrayToProcess (int idx, int connection, vtkInformationVector **inputVector, int &association)
 
vtkAbstractArrayGetInputAbstractArrayToProcess (int idx, vtkDataObject *input)
 
vtkAbstractArrayGetInputAbstractArrayToProcess (int idx, vtkDataObject *input, int &association)
 
vtkInformationGetInputArrayFieldInformation (int idx, vtkInformationVector **inputVector)
 
virtual void SetNthInputConnection (int port, int index, vtkAlgorithmOutput *input)
 
void SetInputDataInternal (int port, vtkDataObject *input)
 
void AddInputDataInternal (int port, vtkDataObject *input)
 
virtual void SetErrorCode (unsigned long)
 
- Protected Member Functions inherited from vtkObject
 vtkObject ()
 
virtual ~vtkObject ()
 
virtual void RegisterInternal (vtkObjectBase *, int check)
 
virtual void UnRegisterInternal (vtkObjectBase *, int check)
 
void InternalGrabFocus (vtkCommand *mouseEvents, vtkCommand *keypressEvents=NULL)
 
void InternalReleaseFocus ()
 
- Protected Member Functions inherited from vtkObjectBase
 vtkObjectBase ()
 
virtual ~vtkObjectBase ()
 
virtual void CollectRevisions (ostream &)
 
 vtkObjectBase (const vtkObjectBase &)
 
void operator= (const vtkObjectBase &)
 

Protected Attributes

vtkAbstractTransform ** Transforms
 
int NumberOfTransforms
 
int AddInputValues
 
char * CellDataWeightArray
 
char * WeightArray
 
char * CellDataTransformIndexArray
 
char * TransformIndexArray
 
- Protected Attributes inherited from vtkAlgorithm
vtkInformationInformation
 
double Progress
 
char * ProgressText
 
vtkProgressObserverProgressObserver
 
unsigned long ErrorCode
 
- Protected Attributes inherited from vtkObject
bool Debug
 
vtkTimeStamp MTime
 
vtkSubjectHelper * SubjectHelper
 
- Protected Attributes inherited from vtkObjectBase
vtkAtomicInt32 ReferenceCount
 
vtkWeakPointerBase ** WeakPointers
 

Additional Inherited Members

- Public Attributes inherited from vtkAlgorithm
int AbortExecute
 
- Static Protected Member Functions inherited from vtkAlgorithm
static vtkInformationIntegerKeyPORT_REQUIREMENTS_FILLED ()
 
- Static Protected Attributes inherited from vtkAlgorithm
static vtkExecutiveDefaultExecutivePrototype
 

Detailed Description

transform based on per-point or per-cell weighting functions.

vtkWeightedTransformFilter is a filter that can be used to "skin" structures and to create new and complex shapes. Unlike a traditional transform filter (which has one transform for a data set) or an assembly (which has one transform per part or group of parts), a weighted transform produces the weighted sum of transforms on a per-point or per-cell basis.

Each point or cell in the filter's input has an attached DataArray that contains tuples of weighting functions, one per point or cell. The filter also has a set of fixed transforms. When the filter executes, each input point/cell is transformed by each of the transforms. These results are weighted by the point/cell's weighting factors to produce final output data.

Linear transforms are performance-optimized. Using arbitrary transforms will work, but performance may suffer.

As an example of the utility of weighted transforms, here's how this filter can be used for "skinning." Skinning is the process of putting a mesh cover over an underlying structure, like skin over bone. Joints are difficult to skin because deformation is hard to do. Visualize skin over an elbow joint. Part of the skin moves with one bone, part of the skin moves with the other bone, and the skin in the middle moves a little with each.

Weighted filtering can be used for a simple and efficient kind of skinning. Begin with a cylindrical mesh. Create a FloatArray with two components per tuple, and one tuple for each point in the mesh. Assign transform weights that linear interpolate the distance along the cylinder (one component is the distance along the cylinder, the other is one minus that distance). Set the filter up to use two transforms, the two used to transform the two bones. Now, when the transforms change, the mesh will deform so as to, hopefully, continue to cover the bones.

vtkWeightedTransformFilter is also useful for creating "strange and complex" shapes using pinching, bending, and blending.

Warning
Weighted combination of normals and vectors are probably not appropriate in many cases. Surface normals are treated somewhat specially, but in many cases you may need to regenerate the surface normals.
Cell data can only be transformed if all transforms are linear.
See also
vtkAbstractTransform vtkLinearTransform vtkTransformPolyDataFilter vtkActor
Tests:
vtkWeightedTransformFilter (Tests)

Definition at line 81 of file vtkWeightedTransformFilter.h.

Member Typedef Documentation

Definition at line 85 of file vtkWeightedTransformFilter.h.

Constructor & Destructor Documentation

vtkWeightedTransformFilter::vtkWeightedTransformFilter ( )
protected
vtkWeightedTransformFilter::~vtkWeightedTransformFilter ( )
protected

Member Function Documentation

static vtkWeightedTransformFilter* vtkWeightedTransformFilter::New ( )
static
static int vtkWeightedTransformFilter::IsTypeOf ( const char *  type)
static
virtual int vtkWeightedTransformFilter::IsA ( const char *  name)
virtual

Return 1 if this class is the same type of (or a subclass of) the named class. Returns 0 otherwise. This method works in combination with vtkTypeMacro found in vtkSetGet.h.

Reimplemented from vtkPointSetAlgorithm.

static vtkWeightedTransformFilter* vtkWeightedTransformFilter::SafeDownCast ( vtkObjectBase o)
static
virtual vtkObjectBase* vtkWeightedTransformFilter::NewInstanceInternal ( ) const
protectedvirtual

Reimplemented from vtkPointSetAlgorithm.

vtkWeightedTransformFilter* vtkWeightedTransformFilter::NewInstance ( ) const
void vtkWeightedTransformFilter::PrintSelf ( ostream &  os,
vtkIndent  indent 
)
virtual

Methods invoked by print to print information about the object including superclasses. Typically not called by the user (use Print() instead) but used in the hierarchical print process to combine the output of several classes.

Reimplemented from vtkPointSetAlgorithm.

unsigned long vtkWeightedTransformFilter::GetMTime ( )
virtual

Return the MTime also considering the filter's transforms.

Reimplemented from vtkObject.

virtual void vtkWeightedTransformFilter::SetWeightArray ( const char *  )
virtual

WeightArray is the string name of the DataArray in the input's FieldData that holds the weighting coefficients for each point. The filter will first look for the array in the input's PointData FieldData. If the array isn't there, the filter looks in the input's FieldData. The WeightArray can have tuples of any length, but must have a tuple for every point in the input data set. This array transforms points, normals, and vectors.

virtual char* vtkWeightedTransformFilter::GetWeightArray ( )
virtual

WeightArray is the string name of the DataArray in the input's FieldData that holds the weighting coefficients for each point. The filter will first look for the array in the input's PointData FieldData. If the array isn't there, the filter looks in the input's FieldData. The WeightArray can have tuples of any length, but must have a tuple for every point in the input data set. This array transforms points, normals, and vectors.

virtual void vtkWeightedTransformFilter::SetTransformIndexArray ( const char *  )
virtual

TransformIndexArray is the string name of the DataArray in the input's FieldData that holds the indices for the transforms for each point. These indices are used to select which transforms each weight of the DataArray refers. If the TransformIndexArray is not specified, the weights of each point are assumed to map directly to a transform. This DataArray must be of type UnsignedShort, which effectively limits the number of transforms to 65536 if a transform index array is used. The filter will first look for the array in the input's PointData FieldData. If the array isn't there, the filter looks in the input's FieldData. The TransformIndexArray can have tuples of any length, but must have a tuple for every point in the input data set. This array transforms points, normals, and vectors.

virtual char* vtkWeightedTransformFilter::GetTransformIndexArray ( )
virtual

TransformIndexArray is the string name of the DataArray in the input's FieldData that holds the indices for the transforms for each point. These indices are used to select which transforms each weight of the DataArray refers. If the TransformIndexArray is not specified, the weights of each point are assumed to map directly to a transform. This DataArray must be of type UnsignedShort, which effectively limits the number of transforms to 65536 if a transform index array is used. The filter will first look for the array in the input's PointData FieldData. If the array isn't there, the filter looks in the input's FieldData. The TransformIndexArray can have tuples of any length, but must have a tuple for every point in the input data set. This array transforms points, normals, and vectors.

virtual void vtkWeightedTransformFilter::SetCellDataWeightArray ( const char *  )
virtual

The CellDataWeightArray is analogous to the WeightArray, except for CellData. The array is searched for first in the CellData FieldData, then in the input's FieldData. The data array must have a tuple for each cell. This array is used to transform only normals and vectors.

virtual char* vtkWeightedTransformFilter::GetCellDataWeightArray ( )
virtual

The CellDataWeightArray is analogous to the WeightArray, except for CellData. The array is searched for first in the CellData FieldData, then in the input's FieldData. The data array must have a tuple for each cell. This array is used to transform only normals and vectors.

virtual void vtkWeightedTransformFilter::SetCellDataTransformIndexArray ( const char *  )
virtual

The CellDataTransformIndexArray is like a TransformIndexArray, except for cell data. The array must have type UnsignedShort.

virtual char* vtkWeightedTransformFilter::GetCellDataTransformIndexArray ( )
virtual

The CellDataTransformIndexArray is like a TransformIndexArray, except for cell data. The array must have type UnsignedShort.

virtual void vtkWeightedTransformFilter::SetTransform ( vtkAbstractTransform transform,
int  num 
)
virtual

Set or Get one of the filter's transforms. The transform number must be less than the number of transforms allocated for the object. Setting a transform slot to NULL is equivalent to assigning an overriding weight of zero to that filter slot.

virtual vtkAbstractTransform* vtkWeightedTransformFilter::GetTransform ( int  num)
virtual

Set or Get one of the filter's transforms. The transform number must be less than the number of transforms allocated for the object. Setting a transform slot to NULL is equivalent to assigning an overriding weight of zero to that filter slot.

virtual void vtkWeightedTransformFilter::SetNumberOfTransforms ( int  num)
virtual

Set the number of transforms for the filter. References to non-existent filter numbers in the data array is equivalent to a weight of zero (i.e., no contribution of that filter or weight). The maximum number of transforms is limited to 65536 if transform index arrays are used.

virtual int vtkWeightedTransformFilter::GetNumberOfTransforms ( )
virtual

Set the number of transforms for the filter. References to non-existent filter numbers in the data array is equivalent to a weight of zero (i.e., no contribution of that filter or weight). The maximum number of transforms is limited to 65536 if transform index arrays are used.

virtual void vtkWeightedTransformFilter::AddInputValuesOn ( )
virtual

If AddInputValues is true, the output values of this filter will be offset from the input values. The effect is exactly equivalent to having an identity transform of weight 1 added into each output point.

virtual void vtkWeightedTransformFilter::AddInputValuesOff ( )
virtual

If AddInputValues is true, the output values of this filter will be offset from the input values. The effect is exactly equivalent to having an identity transform of weight 1 added into each output point.

virtual void vtkWeightedTransformFilter::SetAddInputValues ( int  )
virtual

If AddInputValues is true, the output values of this filter will be offset from the input values. The effect is exactly equivalent to having an identity transform of weight 1 added into each output point.

virtual int vtkWeightedTransformFilter::GetAddInputValues ( )
virtual

If AddInputValues is true, the output values of this filter will be offset from the input values. The effect is exactly equivalent to having an identity transform of weight 1 added into each output point.

int vtkWeightedTransformFilter::RequestData ( vtkInformation ,
vtkInformationVector **  ,
vtkInformationVector  
)
protectedvirtual

This is called by the superclass. This is the method you should override.

Reimplemented from vtkPointSetAlgorithm.

Member Data Documentation

vtkAbstractTransform** vtkWeightedTransformFilter::Transforms
protected

Definition at line 162 of file vtkWeightedTransformFilter.h.

int vtkWeightedTransformFilter::NumberOfTransforms
protected

Definition at line 167 of file vtkWeightedTransformFilter.h.

int vtkWeightedTransformFilter::AddInputValues
protected

Definition at line 168 of file vtkWeightedTransformFilter.h.

char* vtkWeightedTransformFilter::CellDataWeightArray
protected

Definition at line 170 of file vtkWeightedTransformFilter.h.

char* vtkWeightedTransformFilter::WeightArray
protected

Definition at line 171 of file vtkWeightedTransformFilter.h.

char* vtkWeightedTransformFilter::CellDataTransformIndexArray
protected

Definition at line 173 of file vtkWeightedTransformFilter.h.

char* vtkWeightedTransformFilter::TransformIndexArray
protected

Definition at line 174 of file vtkWeightedTransformFilter.h.


The documentation for this class was generated from the following file: