A direction encoder based on spherical coordinates. More...

#include <vtkSphericalDirectionEncoder.h>

Inheritance diagram for vtkSphericalDirectionEncoder:

Collaboration diagram for vtkSphericalDirectionEncoder:

Public Types
typedef vtkDirectionEncoder	Superclass

Public Types inherited from vtkDirectionEncoder
typedef vtkObject	Superclass

Public Types inherited from vtkObject
typedef vtkObjectBase	Superclass

Public Member Functions
virtual int	IsA (const char *type)

vtkSphericalDirectionEncoder *	NewInstance () const

void	PrintSelf (ostream &os, vtkIndent indent)

int	GetEncodedDirection (float n[3])

float *	GetDecodedGradient (int value)

int	GetNumberOfEncodedDirections (void)


float *	GetDecodedGradientTable (void)

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

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

virtual void	DebugOn ()

virtual void	DebugOff ()

bool	GetDebug ()

void	SetDebug (bool debugFlag)

virtual void	Modified ()

virtual unsigned long	GetMTime ()

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 )

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)

virtual void	Register (vtkObjectBase *o)

virtual void	UnRegister (vtkObjectBase *o)

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 int	IsTypeOf (const char *type)

static vtkSphericalDirectionEncoder *	SafeDownCast (vtkObjectBase *o)

static vtkSphericalDirectionEncoder *	New ()

Static Public Member Functions inherited from vtkDirectionEncoder
static int	IsTypeOf (const char *type)

static vtkDirectionEncoder *	SafeDownCast (vtkObjectBase *o)

Static Public Member Functions inherited from vtkObject
static int	IsTypeOf (const char *type)

static vtkObject *	SafeDownCast (vtkObjectBase *o)

static vtkObject *	New ()

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 vtkObjectBase *	New ()

Protected Member Functions
virtual vtkObjectBase *	NewInstanceInternal () const

	vtkSphericalDirectionEncoder ()

	~vtkSphericalDirectionEncoder ()

Protected Member Functions inherited from vtkDirectionEncoder
	vtkDirectionEncoder ()

	~vtkDirectionEncoder ()

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 &)

virtual void	ReportReferences (vtkGarbageCollector *)

	vtkObjectBase (const vtkObjectBase &)

void	operator= (const vtkObjectBase &)

Static Protected Attributes
static float	DecodedGradientTable [65536 *3]

static int	DecodedGradientTableInitialized

static void	InitializeDecodedGradientTable ()

Additional Inherited Members
Protected Attributes inherited from vtkObject
bool	Debug

vtkTimeStamp	MTime

vtkSubjectHelper *	SubjectHelper

Protected Attributes inherited from vtkObjectBase
vtkAtomicInt32	ReferenceCount

vtkWeakPointerBase **	WeakPointers

Detailed Description

A direction encoder based on spherical coordinates.

vtkSphericalDirectionEncoder is a direction encoder which uses spherical coordinates for mapping (nx, ny, nz) into an azimuth, elevation pair.

See also: vtkDirectionEncoder

Definition at line 31 of file vtkSphericalDirectionEncoder.h.

Member Typedef Documentation

typedef vtkDirectionEncoder vtkSphericalDirectionEncoder::Superclass

Definition at line 34 of file vtkSphericalDirectionEncoder.h.

Constructor & Destructor Documentation

vtkSphericalDirectionEncoder::vtkSphericalDirectionEncoder ( )

protected

vtkSphericalDirectionEncoder::~vtkSphericalDirectionEncoder ( )

protected

Member Function Documentation

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

static

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

virtual

Get the name of this class

Reimplemented from vtkDirectionEncoder.

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

static

virtual vtkObjectBase* vtkSphericalDirectionEncoder::NewInstanceInternal ( ) const

protectedvirtual

Get the name of this class

Reimplemented from vtkDirectionEncoder.

vtkSphericalDirectionEncoder* vtkSphericalDirectionEncoder::NewInstance ( ) const

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

virtual

Get the name of this class

Reimplemented from vtkDirectionEncoder.

static vtkSphericalDirectionEncoder* vtkSphericalDirectionEncoder::New ( )

static

Construct the object. Initialize the index table which will be used to map the normal into a patch on the recursively subdivided sphere.

int vtkSphericalDirectionEncoder::GetEncodedDirection ( float n[3] )

virtual

Given a normal vector n, return the encoded direction

Implements vtkDirectionEncoder.

float* vtkSphericalDirectionEncoder::GetDecodedGradient ( int value )

virtual

/ Given an encoded value, return a pointer to the normal vector

Implements vtkDirectionEncoder.

int vtkSphericalDirectionEncoder::GetNumberOfEncodedDirections ( void )

inlinevirtual

Return the number of encoded directions

Implements vtkDirectionEncoder.

Definition at line 49 of file vtkSphericalDirectionEncoder.h.

float* vtkSphericalDirectionEncoder::GetDecodedGradientTable ( void )

inlinevirtual

Get the decoded gradient table. There are this->GetNumberOfEncodedDirections() entries in the table, each containing a normal (direction) vector. This is a flat structure - 3 times the number of directions floats in an array.

Implements vtkDirectionEncoder.

Definition at line 56 of file vtkSphericalDirectionEncoder.h.

static void vtkSphericalDirectionEncoder::InitializeDecodedGradientTable ( )

staticprotected

Initialize the table at startup