helper class that used selection and ray casting to find the intersection point between the user picking point and the concreate cell underneath. More...

#include <vtkPVRayCastPickingHelper.h>

Inheritance diagram for vtkPVRayCastPickingHelper:

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Collaboration diagram for vtkPVRayCastPickingHelper:

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Public Types
typedef vtkObject	Superclass

Public Member Functions
virtual const char *	GetClassName ()

virtual int	IsA (const char *type)

void	PrintSelf (ostream &os, vtkIndent indent) override

void	SetInput (vtkAlgorithm *)
	Set input on which the selection apply. More...

void	SetSelection (vtkAlgorithm *)
	Set the selection that extract the cell that intersect the ray. More...

void	ComputeIntersection ()
	Compute the intersection. More...

virtual double *	GetIntersection ()

virtual void	GetIntersection (double &, double &, double &)

virtual void	GetIntersection (double [3])

virtual double *	GetIntersectionNormal ()

virtual void	GetIntersectionNormal (double &, double &, double &)

virtual void	GetIntersectionNormal (double [3])


virtual void	SetPointA (double, double, double)
	Set the point 1 that compose the ray. More...

virtual void	SetPointA (double [3])
	Set the point 1 that compose the ray. More...

virtual double *	GetPointA ()
	Set the point 1 that compose the ray. More...

virtual void	GetPointA (double &, double &, double &)
	Set the point 1 that compose the ray. More...

virtual void	GetPointA (double [3])
	Set the point 1 that compose the ray. More...


virtual void	SetPointB (double, double, double)
	Set the point 2 that compose the ray. More...

virtual void	SetPointB (double [3])
	Set the point 2 that compose the ray. More...

virtual double *	GetPointB ()
	Set the point 2 that compose the ray. More...

virtual void	GetPointB (double &, double &, double &)
	Set the point 2 that compose the ray. More...

virtual void	GetPointB (double [3])
	Set the point 2 that compose the ray. More...


virtual void	SetSnapOnMeshPoint (bool)
	Set the flag to use directly selected points on mesh as intersection. More...

virtual bool	GetSnapOnMeshPoint ()
	Set the flag to use directly selected points on mesh as intersection. More...

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

virtual void	DebugOn ()

virtual void	DebugOff ()

bool	GetDebug ()

void	SetDebug (bool debugFlag)

virtual void	Modified ()

virtual vtkMTimeType	GetMTime ()

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)

int	InvokeEvent (unsigned long event)

int	InvokeEvent (const char *event)

unsigned long	AddObserver (unsigned long event, vtkCommand *, float priority=0.0f)

unsigned long	AddObserver (const char event, vtkCommand , float priority=0.0f)

vtkCommand *	GetCommand (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 )

unsigned long	AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f)

unsigned long	AddObserver (unsigned long event, U observer, void(T::callback)(vtkObject , unsigned long, void *), float priority=0.0f)

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)

unsigned long	AddObserver (unsigned long event, vtkCommand *, float priority=0.0f)

unsigned long	AddObserver (const char event, vtkCommand , float priority=0.0f)

vtkCommand *	GetCommand (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 )

unsigned long	AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f)

unsigned long	AddObserver (unsigned long event, U observer, void(T::callback)(vtkObject , unsigned long, void *), float priority=0.0f)

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)

Public Member Functions inherited from vtkObjectBase
const char *	GetClassName () const

virtual void	Delete ()

virtual void	FastDelete ()

void	Print (ostream &os)

virtual void	Register (vtkObjectBase *o)

virtual void	UnRegister (vtkObjectBase *o)

void	SetReferenceCount (int)

virtual void	PrintHeader (ostream &os, vtkIndent indent)

virtual void	PrintTrailer (ostream &os, vtkIndent indent)

int	GetReferenceCount ()

void	PrintRevisions (ostream &)

virtual void	PrintHeader (ostream &os, vtkIndent indent)

virtual void	PrintTrailer (ostream &os, vtkIndent indent)

int	GetReferenceCount ()

void	PrintRevisions (ostream &)

Static Public Member Functions
static vtkPVRayCastPickingHelper *	New ()

static int	IsTypeOf (const char *type)

static vtkPVRayCastPickingHelper *	SafeDownCast (vtkObject *o)

Static Public Member Functions inherited from vtkObject
static vtkObject *	New ()

static void	BreakOnError ()

static void	SetGlobalWarningDisplay (int val)

static void	GlobalWarningDisplayOn ()

static void	GlobalWarningDisplayOff ()

static int	GetGlobalWarningDisplay ()

static void	SetGlobalWarningDisplay (int val)

static void	GlobalWarningDisplayOn ()

static void	GlobalWarningDisplayOff ()

static int	GetGlobalWarningDisplay ()

Static Public Member Functions inherited from vtkObjectBase
static vtkTypeBool	IsTypeOf (const char *name)

static vtkObjectBase *	New ()

static vtkObjectBase *	New ()

Protected Member Functions
	vtkPVRayCastPickingHelper ()

	~vtkPVRayCastPickingHelper () override

void	ComputeIntersectionFromDataSet (vtkDataSet *ds)
	Compute the intersection using provided dataset. More...

int	ComputeSurfaceNormal (vtkDataSet data, vtkCell cell, int subId, double *weights)
	Compute the intersection normal either by interpolating the point normals at the intersected point, or by computing the plane normal for the 2D intersected face/cell. More...

Protected Member Functions inherited from vtkObject
	vtkObject ()

virtual	~vtkObject ()

void	RegisterInternal (vtkObjectBase *, vtkTypeBool check) VTK_OVERRIDE

void	UnRegisterInternal (vtkObjectBase *, vtkTypeBool check) VTK_OVERRIDE

void	InternalGrabFocus (vtkCommand mouseEvents, vtkCommand keypressEvents=NULL)

void	InternalReleaseFocus ()

void	InternalGrabFocus (vtkCommand mouseEvents, vtkCommand keypressEvents=NULL)

void	InternalReleaseFocus ()

Protected Member Functions inherited from vtkObjectBase
	vtkObjectBase ()

virtual	~vtkObjectBase ()

virtual void	CollectRevisions (ostream &)

virtual void	ReportReferences (vtkGarbageCollector *)

	vtkObjectBase (const vtkObjectBase &)

void	operator= (const vtkObjectBase &)

Protected Attributes
double	Intersection [3]

double	IntersectionNormal [3]

double	PointA [3]

double	PointB [3]

bool	SnapOnMeshPoint

vtkAlgorithm *	Input

vtkAlgorithm *	Selection

Protected Attributes inherited from vtkObject
bool	Debug

vtkTimeStamp	MTime

vtkSubjectHelper *	SubjectHelper

Protected Attributes inherited from vtkObjectBase
vtkAtomicInt32	ReferenceCount

vtkWeakPointerBase **	WeakPointers

Detailed Description

helper class that used selection and ray casting to find the intersection point between the user picking point and the concreate cell underneath.

Definition at line 21 of file vtkPVRayCastPickingHelper.h.

Member Typedef Documentation

◆ Superclass

typedef vtkObject vtkPVRayCastPickingHelper::Superclass

Definition at line 25 of file vtkPVRayCastPickingHelper.h.

Constructor & Destructor Documentation

◆ vtkPVRayCastPickingHelper()

vtkPVRayCastPickingHelper::vtkPVRayCastPickingHelper ( )

protected

◆ ~vtkPVRayCastPickingHelper()

vtkPVRayCastPickingHelper::~vtkPVRayCastPickingHelper ( )

overrideprotected

Member Function Documentation

◆ New()

static vtkPVRayCastPickingHelper* vtkPVRayCastPickingHelper::New ( )

static

◆ GetClassName()

virtual const char* vtkPVRayCastPickingHelper::GetClassName ( )

virtual

◆ IsTypeOf()

static int vtkPVRayCastPickingHelper::IsTypeOf ( const char * type )

static

◆ IsA()

virtual int vtkPVRayCastPickingHelper::IsA ( const char * type )

virtual

Reimplemented from vtkObjectBase.

◆ SafeDownCast()

static vtkPVRayCastPickingHelper* vtkPVRayCastPickingHelper::SafeDownCast ( vtkObject * o )

static

◆ PrintSelf()

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

overridevirtual

Reimplemented from vtkObject.

◆ SetInput()

void vtkPVRayCastPickingHelper::SetInput ( vtkAlgorithm * )

Set input on which the selection apply.

◆ SetSelection()

void vtkPVRayCastPickingHelper::SetSelection ( vtkAlgorithm * )

Set the selection that extract the cell that intersect the ray.

◆ SetPointA() [1/2]

virtual void vtkPVRayCastPickingHelper::SetPointA	(	double	,
		double	,
		double
	)

virtual

Set the point 1 that compose the ray.

◆ SetPointA() [2/2]

virtual void vtkPVRayCastPickingHelper::SetPointA ( double [3] )

virtual

Set the point 1 that compose the ray.

◆ GetPointA() [1/3]

virtual double* vtkPVRayCastPickingHelper::GetPointA ( )

virtual

Set the point 1 that compose the ray.

◆ GetPointA() [2/3]

virtual void vtkPVRayCastPickingHelper::GetPointA	(	double &	,
		double &	,
		double &
	)

virtual

Set the point 1 that compose the ray.

◆ GetPointA() [3/3]

virtual void vtkPVRayCastPickingHelper::GetPointA ( double [3] )

virtual

Set the point 1 that compose the ray.