A strategy for creating constant or affine by parts implicit arrays from explicit memory arrays based on the Ramer-Douglas-Peucker algorithm(*). More...

#include <vtkToImplicitRamerDouglasPeuckerStrategy.h>

Inheritance diagram for vtkToImplicitRamerDouglasPeuckerStrategy:

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Collaboration diagram for vtkToImplicitRamerDouglasPeuckerStrategy:

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Public Types
typedef vtkToImplicitStrategy	Superclass

Public Types inherited from vtkToImplicitStrategy
typedef vtkObject	Superclass

Public Member Functions
virtual vtkTypeBool	IsA (const char *type)
	Return 1 if this class is the same type of (or a subclass of) the named class. More...

vtkToImplicitRamerDouglasPeuckerStrategy *	NewInstance () const

void	PrintSelf (std::ostream &os, vtkIndent indent) override

void	ClearCache () override
	Destroys intermediate result of Ramer-Douglas-Peucker algorithm on last array passed to `EstimateReduction` More...


vtkToImplicitStrategy::Optional	EstimateReduction (vtkDataArray *) override
	Implements parent API. More...

vtkSmartPointer< vtkDataArray >	Reduce (vtkDataArray *) override
	Implements parent API. More...

Public Member Functions inherited from vtkToImplicitStrategy
vtkToImplicitStrategy *	NewInstance () const

void	PrintSelf (std::ostream &os, vtkIndent indent) override

virtual void	SetTolerance (double)
	Getter/Setter for tolerance parameter. More...

virtual double	GetTolerance ()
	Getter/Setter for tolerance parameter. More...

Public Member Functions inherited from vtkObject
	vtkBaseTypeMacro (vtkObject, vtkObjectBase)

virtual void	DebugOn ()
	Turn debugging output on. More...

virtual void	DebugOff ()
	Turn debugging output off. More...

bool	GetDebug ()
	Get the value of the debug flag. More...

void	SetDebug (bool debugFlag)
	Set the value of the debug flag. More...

virtual void	Modified ()
	Update the modification time for this object. More...

virtual vtkMTimeType	GetMTime ()
	Return this object's modified time. More...

void	PrintSelf (ostream &os, vtkIndent indent) override
	Methods invoked by print to print information about the object including superclasses. More...

void	RemoveObserver (unsigned long tag)

void	RemoveObservers (unsigned long event)

void	RemoveObservers (const char *event)

void	RemoveAllObservers ()

vtkTypeBool	HasObserver (unsigned long event)

vtkTypeBool	HasObserver (const char *event)

vtkTypeBool	InvokeEvent (unsigned long event)

vtkTypeBool	InvokeEvent (const char *event)

std::string	GetObjectDescription () const override
	The object description printed in messages and PrintSelf output. More...

unsigned long	AddObserver (unsigned long event, vtkCommand *, float priority=0.0f)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

unsigned long	AddObserver (const char event, vtkCommand , float priority=0.0f)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

vtkCommand *	GetCommand (unsigned long tag)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

void	RemoveObserver (vtkCommand *)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

void	RemoveObservers (unsigned long event, vtkCommand *)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

void	RemoveObservers (const char event, vtkCommand )
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

vtkTypeBool	HasObserver (unsigned long event, vtkCommand *)
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

vtkTypeBool	HasObserver (const char event, vtkCommand )
	Allow people to add/remove/invoke observers (callbacks) to any VTK object. More...

template<class U , class T >
unsigned long	AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f)
	Overloads to AddObserver that allow developers to add class member functions as callbacks for events. More...

template<class U , class T >
unsigned long	AddObserver (unsigned long event, U observer, void(T::callback)(vtkObject , unsigned long, void *), float priority=0.0f)
	Overloads to AddObserver that allow developers to add class member functions as callbacks for events. More...

template<class U , class T >
unsigned long	AddObserver (unsigned long event, U observer, bool(T::callback)(vtkObject , unsigned long, void *), float priority=0.0f)
	Allow user to set the AbortFlagOn() with the return value of the callback method. More...

vtkTypeBool	InvokeEvent (unsigned long event, void *callData)
	This method invokes an event and return whether the event was aborted or not. More...

vtkTypeBool	InvokeEvent (const char event, void callData)
	This method invokes an event and return whether the event was aborted or not. More...

virtual void	SetObjectName (const std::string &objectName)
	Set/get the name of this object for reporting purposes. More...

virtual std::string	GetObjectName () const
	Set/get the name of this object for reporting purposes. More...

Public Member Functions inherited from vtkObjectBase
const char *	GetClassName () const
	Return the class name as a string. More...

virtual vtkIdType	GetNumberOfGenerationsFromBase (const char *name)
	Given the name of a base class of this class type, return the distance of inheritance between this class type and the named class (how many generations of inheritance are there between this class and the named class). More...

virtual void	Delete ()
	Delete a VTK object. More...

virtual void	FastDelete ()
	Delete a reference to this object. More...

void	InitializeObjectBase ()

void	Print (ostream &os)
	Print an object to an ostream. More...

void	Register (vtkObjectBase *o)
	Increase the reference count (mark as used by another object). More...

virtual void	UnRegister (vtkObjectBase *o)
	Decrease the reference count (release by another object). More...

int	GetReferenceCount ()
	Return the current reference count of this object. More...

void	SetReferenceCount (int)
	Sets the reference count. More...

bool	GetIsInMemkind () const
	A local state flag that remembers whether this object lives in the normal or extended memory space. More...

virtual void	PrintHeader (ostream &os, vtkIndent indent)
	Methods invoked by print to print information about the object including superclasses. More...

virtual void	PrintTrailer (ostream &os, vtkIndent indent)
	Methods invoked by print to print information about the object including superclasses. More...

virtual bool	UsesGarbageCollector () const
	Indicate whether the class uses `vtkGarbageCollector` or not. More...

Static Public Member Functions
static vtkToImplicitRamerDouglasPeuckerStrategy *	New ()

static vtkTypeBool	IsTypeOf (const char *type)

static vtkToImplicitRamerDouglasPeuckerStrategy *	SafeDownCast (vtkObjectBase *o)

Static Public Member Functions inherited from vtkToImplicitStrategy
static vtkTypeBool	IsTypeOf (const char *type)

static vtkToImplicitStrategy *	SafeDownCast (vtkObjectBase *o)

Static Public Member Functions inherited from vtkObject
static vtkObject *	New ()
	Create an object with Debug turned off, modified time initialized to zero, and reference counting on. More...

static void	BreakOnError ()
	This method is called when vtkErrorMacro executes. More...

static void	SetGlobalWarningDisplay (vtkTypeBool val)
	This is a global flag that controls whether any debug, warning or error messages are displayed. More...

static void	GlobalWarningDisplayOn ()
	This is a global flag that controls whether any debug, warning or error messages are displayed. More...

static void	GlobalWarningDisplayOff ()
	This is a global flag that controls whether any debug, warning or error messages are displayed. More...

static vtkTypeBool	GetGlobalWarningDisplay ()
	This is a global flag that controls whether any debug, warning or error messages are displayed. More...

Static Public Member Functions inherited from vtkObjectBase
static vtkTypeBool	IsTypeOf (const char *name)
	Return 1 if this class type is the same type of (or a subclass of) the named class. More...

static vtkIdType	GetNumberOfGenerationsFromBaseType (const char *name)
	Given a the name of a base class of this class type, return the distance of inheritance between this class type and the named class (how many generations of inheritance are there between this class and the named class). More...

static vtkObjectBase *	New ()
	Create an object with Debug turned off, modified time initialized to zero, and reference counting on. More...

static void	SetMemkindDirectory (const char *directoryname)
	The name of a directory, ideally mounted -o dax, to memory map an extended memory space within. More...

static bool	GetUsingMemkind ()
	A global state flag that controls whether vtkObjects are constructed in the usual way (the default) or within the extended memory space. More...

Protected Member Functions
virtual vtkObjectBase *	NewInstanceInternal () const

	vtkToImplicitRamerDouglasPeuckerStrategy ()

	~vtkToImplicitRamerDouglasPeuckerStrategy () override

Protected Member Functions inherited from vtkToImplicitStrategy
	vtkToImplicitStrategy ()=default

	~vtkToImplicitStrategy () override=default

Protected Member Functions inherited from vtkObject
	vtkObject ()

	~vtkObject () override

void	RegisterInternal (vtkObjectBase *, vtkTypeBool check) override

void	UnRegisterInternal (vtkObjectBase *, vtkTypeBool check) override

void	InternalGrabFocus (vtkCommand mouseEvents, vtkCommand keypressEvents=nullptr)
	These methods allow a command to exclusively grab all events. More...

void	InternalReleaseFocus ()
	These methods allow a command to exclusively grab all events. More...

Protected Member Functions inherited from vtkObjectBase
	vtkObjectBase ()

virtual	~vtkObjectBase ()

virtual void	ReportReferences (vtkGarbageCollector *)

	vtkObjectBase (const vtkObjectBase &)

void	operator= (const vtkObjectBase &)

Additional Inherited Members
Static Protected Member Functions inherited from vtkObjectBase
static vtkMallocingFunction	GetCurrentMallocFunction ()

static vtkReallocingFunction	GetCurrentReallocFunction ()

static vtkFreeingFunction	GetCurrentFreeFunction ()

static vtkFreeingFunction	GetAlternateFreeFunction ()

Protected Attributes inherited from vtkToImplicitStrategy
double	Tolerance = 0.001

Protected Attributes inherited from vtkObject
bool	Debug

vtkTimeStamp	MTime

vtkSubjectHelper *	SubjectHelper

std::string	ObjectName

Protected Attributes inherited from vtkObjectBase
std::atomic< int32_t >	ReferenceCount

vtkWeakPointerBase **	WeakPointers

Detailed Description

A strategy for creating constant or affine by parts implicit arrays from explicit memory arrays based on the Ramer-Douglas-Peucker algorithm(*).

(*)References:

https://en.wikipedia.org/wiki/Ramer%E2%80%93Douglas%E2%80%93Peucker_algorithm
https://cartography-playground.gitlab.io/playgrounds/douglas-peucker-algorithm/
Urs Ramer, An iterative procedure for the polygonal approximation of plane curves, Computer Graphics and Image Processing, Volume 1, Issue 3, 1972, Pages 244-256, ISSN 0146-664X, https://doi.org/10.1016/S0146-664X(72)80017-0. (https://www.sciencedirect.com/science/article/pii/S0146664X72800170)
DOUGLAS, DAVID & PEUCKER, THOMAS. (1973). Algorithms for the Reduction of the Number of Points Required to Represent a Digitized Line or Its Caricature. Cartographica: The International Journal for Geographic Information and Geovisualization. 10. 112-122. 10.3138/FM57-6770-U75U-7727.

Tests:
vtkToImplicitRamerDouglasPeuckerStrategy (Tests)

Definition at line 35 of file vtkToImplicitRamerDouglasPeuckerStrategy.h.

Member Typedef Documentation

◆ Superclass

typedef vtkToImplicitStrategy vtkToImplicitRamerDouglasPeuckerStrategy::Superclass

Definition at line 40 of file vtkToImplicitRamerDouglasPeuckerStrategy.h.

Constructor & Destructor Documentation

◆ vtkToImplicitRamerDouglasPeuckerStrategy()

vtkToImplicitRamerDouglasPeuckerStrategy::vtkToImplicitRamerDouglasPeuckerStrategy ( )

protected

◆ ~vtkToImplicitRamerDouglasPeuckerStrategy()

vtkToImplicitRamerDouglasPeuckerStrategy::~vtkToImplicitRamerDouglasPeuckerStrategy ( )

overrideprotected

Member Function Documentation

◆ New()

static vtkToImplicitRamerDouglasPeuckerStrategy* vtkToImplicitRamerDouglasPeuckerStrategy::New ( )

static

◆ IsTypeOf()

static vtkTypeBool vtkToImplicitRamerDouglasPeuckerStrategy::IsTypeOf ( const char * type )

static

◆ IsA()

virtual vtkTypeBool vtkToImplicitRamerDouglasPeuckerStrategy::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 vtkToImplicitStrategy.

◆ SafeDownCast()

static vtkToImplicitRamerDouglasPeuckerStrategy* vtkToImplicitRamerDouglasPeuckerStrategy::SafeDownCast ( vtkObjectBase * o )

static

◆ NewInstanceInternal()

virtual vtkObjectBase* vtkToImplicitRamerDouglasPeuckerStrategy::NewInstanceInternal ( ) const

protectedvirtual

Reimplemented from vtkToImplicitStrategy.

◆ NewInstance()

vtkToImplicitRamerDouglasPeuckerStrategy* vtkToImplicitRamerDouglasPeuckerStrategy::NewInstance ( ) const

◆ PrintSelf()

void vtkToImplicitRamerDouglasPeuckerStrategy::PrintSelf	(	std::ostream &	os,
		vtkIndent	indent
	)

override

◆ EstimateReduction()

vtkToImplicitStrategy::Optional vtkToImplicitRamerDouglasPeuckerStrategy::EstimateReduction ( vtkDataArray * )

overridevirtual

Implements parent API.

Implements vtkToImplicitStrategy.

◆ Reduce()

vtkSmartPointer<vtkDataArray> vtkToImplicitRamerDouglasPeuckerStrategy::Reduce ( vtkDataArray * )

overridevirtual

Implements parent API.

Implements vtkToImplicitStrategy.

◆ ClearCache()

void vtkToImplicitRamerDouglasPeuckerStrategy::ClearCache ( )

overridevirtual

Destroys intermediate result of Ramer-Douglas-Peucker algorithm on last array passed to EstimateReduction

Reimplemented from vtkToImplicitStrategy.

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

Filters/Reduction/vtkToImplicitRamerDouglasPeuckerStrategy.h

Public Types

Public Member Functions

Static Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ Superclass

Constructor & Destructor Documentation

◆ vtkToImplicitRamerDouglasPeuckerStrategy()

◆ ~vtkToImplicitRamerDouglasPeuckerStrategy()

Member Function Documentation

◆ New()

◆ IsTypeOf()

◆ IsA()

◆ SafeDownCast()

◆ NewInstanceInternal()

◆ NewInstance()

◆ PrintSelf()

◆ EstimateReduction()

◆ Reduce()

◆ ClearCache()