#include <vtkHardwareSelector.h>

Inheritance diagram for vtkHardwareSelector:

Collaboration diagram for vtkHardwareSelector:

Classes
struct	PixelInformation
	Struct used to return information about a pixel location. More...

Public Types
enum	PassTypes { ACTOR_PASS , COMPOSITE_INDEX_PASS , POINT_ID_LOW24 , POINT_ID_HIGH24 , PROCESS_PASS , CELL_ID_LOW24 , CELL_ID_HIGH24 , MAX_KNOWN_PASS = CELL_ID_HIGH24 , MIN_KNOWN_PASS = ACTOR_PASS }

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.

vtkHardwareSelector *	NewInstance () const

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

vtkSelection *	Select ()
	Perform the selection.

virtual void	RenderCompositeIndex (unsigned int index)
	Called by any vtkMapper or vtkProp subclass to render a composite-index.

virtual void	RenderProcessId (unsigned int processid)
	Called by any vtkMapper or subclass to render process id.

int	Render (vtkRenderer renderer, vtkProp *propArray, int propArrayCount)
	Called by vtkRenderer to render the selection pass.

virtual vtkSelection *	GenerateSelection ()
	Generates the vtkSelection from pixel buffers.

virtual vtkSelection *	GenerateSelection (unsigned int r[4])

virtual vtkSelection *	GenerateSelection (unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2)

virtual vtkSelection *	GeneratePolygonSelection (int *polygonPoints, vtkIdType count)
	Generates the vtkSelection from pixel buffers.

vtkProp *	GetPropFromID (int id)
	returns the prop associated with a ID.

std::string	PassTypeToString (PassTypes type)
	Convert a PassTypes enum value to a human readable string.

virtual void	SavePixelBuffer (int passNo)

bool	HasHighCellIds ()

bool	HasHighPointIds ()


virtual void	SetRenderer (vtkRenderer *)
	Get/Set the renderer to perform the selection on.

virtual vtkRenderer *	GetRenderer ()
	Get/Set the renderer to perform the selection on.


virtual void	SetArea (unsigned int, unsigned int, unsigned int, unsigned int)
	Get/Set the area to select as (xmin, ymin, xmax, ymax).

virtual void	SetArea (unsigned int[4])
	Get/Set the area to select as (xmin, ymin, xmax, ymax).

virtual unsigned int *	GetArea ()
	Get/Set the area to select as (xmin, ymin, xmax, ymax).

virtual void	GetArea (unsigned int &, unsigned int &, unsigned int &, unsigned int &)
	Get/Set the area to select as (xmin, ymin, xmax, ymax).

virtual void	GetArea (unsigned int[4])
	Get/Set the area to select as (xmin, ymin, xmax, ymax).


virtual void	SetFieldAssociation (int)
	Set the field type to select.

virtual int	GetFieldAssociation ()
	Set the field type to select.


virtual void	SetUseProcessIdFromData (bool)
	In some parallel rendering setups, the process id for elements must be obtained from the data itself, rather than the rendering process' id.

virtual bool	GetUseProcessIdFromData ()
	In some parallel rendering setups, the process id for elements must be obtained from the data itself, rather than the rendering process' id.


virtual bool	CaptureBuffers ()
	It is possible to use the vtkHardwareSelector for a custom picking.

PixelInformation	GetPixelInformation (const unsigned int display_position[2])
	It is possible to use the vtkHardwareSelector for a custom picking.

PixelInformation	GetPixelInformation (const unsigned int display_position[2], int maxDist)
	It is possible to use the vtkHardwareSelector for a custom picking.

PixelInformation	GetPixelInformation (const unsigned int display_position[2], int maxDist, unsigned int selected_position[2])
	It is possible to use the vtkHardwareSelector for a custom picking.

void	ClearBuffers ()
	It is possible to use the vtkHardwareSelector for a custom picking.

unsigned char *	GetRawPixelBuffer (int passNo)
	It is possible to use the vtkHardwareSelector for a custom picking.

unsigned char *	GetPixelBuffer (int passNo)
	It is possible to use the vtkHardwareSelector for a custom picking.


virtual void	UpdateMaximumCellId (vtkIdType attribid)
	Called by any vtkMapper or vtkProp subclass to indicate the maximum cell or point attribute ID it uses.

virtual void	UpdateMaximumPointId (vtkIdType attribid)
	Called by any vtkMapper or vtkProp subclass to indicate the maximum cell or point attribute ID it uses.


virtual bool	GetActorPassOnly ()
	Get/Set to only do the actor pass.

virtual void	SetActorPassOnly (bool)
	Get/Set to only do the actor pass.


virtual bool	GetCaptureZValues ()
	Get/Set to capture the zvalue.

virtual void	SetCaptureZValues (bool)
	Get/Set to capture the zvalue.


virtual void	BeginRenderProp ()
	Called by the mapper before and after rendering each prop.

virtual void	EndRenderProp ()
	Called by the mapper before and after rendering each prop.


virtual void	SetProcessID (int)
	Get/Set the process id.

virtual int	GetProcessID ()
	Get/Set the process id.


virtual float *	GetPropColorValue ()
	Get/Set the color to be used by the prop when drawing.

virtual void	GetPropColorValue (float &, float &, float &)
	Get/Set the color to be used by the prop when drawing.

virtual void	GetPropColorValue (float[3])
	Get/Set the color to be used by the prop when drawing.

virtual void	SetPropColorValue (float, float, float)
	Get/Set the color to be used by the prop when drawing.

virtual void	SetPropColorValue (float[3])
	Get/Set the color to be used by the prop when drawing.

void	SetPropColorValue (vtkIdType val)
	Get/Set the color to be used by the prop when drawing.


virtual int	GetCurrentPass ()
	Get the current pass number.

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

virtual void	DebugOn ()
	Turn debugging output on.

virtual void	DebugOff ()
	Turn debugging output off.

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

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

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

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

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

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)

int	InvokeEvent (unsigned long event)

int	InvokeEvent (const char *event)

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

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

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

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

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

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

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

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

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.

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.

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.

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

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

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

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

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).

virtual void	Delete ()
	Delete a VTK object.

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

void	InitializeObjectBase ()

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

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

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

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

void	SetReferenceCount (int)
	Sets the reference count.

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

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

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

Static Public Member Functions
static vtkHardwareSelector *	New ()

static vtkTypeBool	IsTypeOf (const char *type)

static vtkHardwareSelector *	SafeDownCast (vtkObjectBase *o)

static void	Convert (vtkIdType id, float tcoord[3])

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.

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

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

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

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

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

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.

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).

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

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

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.

Protected Member Functions
virtual vtkObjectBase *	NewInstanceInternal () const

	vtkHardwareSelector ()

	~vtkHardwareSelector () override

virtual void	PreCapturePass (int pass)

virtual void	PostCapturePass (int pass)

virtual void	BeginRenderProp (vtkRenderWindow *)=0

virtual void	EndRenderProp (vtkRenderWindow *)=0

double	GetZValue (int propid)

int	Convert (unsigned long offset, unsigned char *pb)

vtkIdType	GetID (int low24, int mid24, int high16)

virtual bool	PassRequired (int pass)
	Returns is the pass indicated is needed.

bool	IsPropHit (int propid)
	After the ACTOR_PASS this return true or false depending upon whether the prop was hit in the ACTOR_PASS.

virtual int	GetPropID (int idx, vtkProp *vtkNotUsed(prop))
	Return a unique ID for the prop.

virtual void	BeginSelection ()

virtual void	EndSelection ()

virtual void	ProcessPixelBuffers ()

void	BuildPropHitList (unsigned char *rgbData)


int	Convert (unsigned int pos[2], unsigned char *pb)
	`pos` must be relative to the lower-left corner of this->Area.

int	Convert (int xx, int yy, unsigned char *pb)
	`pos` must be relative to the lower-left corner of this->Area.

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.

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

Protected Member Functions inherited from vtkObjectBase
	vtkObjectBase ()

virtual	~vtkObjectBase ()

virtual void	RegisterInternal (vtkObjectBase *, vtkTypeBool check)

virtual void	UnRegisterInternal (vtkObjectBase *, vtkTypeBool check)

virtual void	ReportReferences (vtkGarbageCollector *)

	vtkObjectBase (const vtkObjectBase &)

void	operator= (const vtkObjectBase &)

Protected Attributes
unsigned char *	PixBuffer [10]

unsigned char *	RawPixBuffer [10]

int	ProcessID

int	CurrentPass

int	Iteration

int	InPropRender

int	PropID

float	PropColorValue [3]

bool	ActorPassOnly

bool	CaptureZValues

Protected Attributes inherited from vtkObject
bool	Debug

vtkTimeStamp	MTime

vtkSubjectHelper *	SubjectHelper

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

vtkWeakPointerBase **	WeakPointers

vtkRenderer *	Renderer
	Clears all pixel buffers.

unsigned int	Area [4]
	Clears all pixel buffers.

int	FieldAssociation
	Clears all pixel buffers.

bool	UseProcessIdFromData
	Clears all pixel buffers.

vtkIdType	MaximumPointId
	Clears all pixel buffers.

vtkIdType	MaximumCellId
	Clears all pixel buffers.

void	ReleasePixBuffers ()
	Clears all pixel buffers.

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

static vtkReallocingFunction	GetCurrentReallocFunction ()

static vtkFreeingFunction	GetCurrentFreeFunction ()

static vtkFreeingFunction	GetAlternateFreeFunction ()

Detailed Description

Definition at line 152 of file vtkHardwareSelector.h.

Member Typedef Documentation

◆ Superclass

typedef vtkObject vtkHardwareSelector::Superclass

Definition at line 181 of file vtkHardwareSelector.h.

Member Enumeration Documentation

◆ PassTypes

enum vtkHardwareSelector::PassTypes

Enumerator
ACTOR_PASS
COMPOSITE_INDEX_PASS
POINT_ID_LOW24
POINT_ID_HIGH24
PROCESS_PASS
CELL_ID_LOW24
CELL_ID_HIGH24
MAX_KNOWN_PASS
MIN_KNOWN_PASS

Definition at line 387 of file vtkHardwareSelector.h.

Constructor & Destructor Documentation

◆ vtkHardwareSelector()

vtkHardwareSelector::vtkHardwareSelector ( )

protected

◆ ~vtkHardwareSelector()

vtkHardwareSelector::~vtkHardwareSelector ( )

overrideprotected

Member Function Documentation

◆ New()

static vtkHardwareSelector * vtkHardwareSelector::New ( )

static

◆ IsTypeOf()

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

static

◆ IsA()

virtual vtkTypeBool vtkHardwareSelector::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 vtkObjectBase.

Reimplemented in vtkOpenGLHardwareSelector, and vtkPHardwareSelector.

◆ SafeDownCast()

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

static

◆ NewInstanceInternal()

virtual vtkObjectBase * vtkHardwareSelector::NewInstanceInternal ( ) const

protectedvirtual

Reimplemented in vtkOpenGLHardwareSelector, and vtkPHardwareSelector.

◆ NewInstance()

vtkHardwareSelector * vtkHardwareSelector::NewInstance ( ) const

◆ PrintSelf()

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

overridevirtual

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 vtkObject.

Reimplemented in vtkOpenGLHardwareSelector, and vtkPHardwareSelector.

◆ SetRenderer()

virtual void vtkHardwareSelector::SetRenderer ( vtkRenderer * )

virtual

Get/Set the renderer to perform the selection on.

◆ GetRenderer()

virtual vtkRenderer * vtkHardwareSelector::GetRenderer ( )

virtual

Get/Set the renderer to perform the selection on.

◆ SetArea() [1/2]

virtual void vtkHardwareSelector::SetArea	(	unsigned int	,
		unsigned int	,
		unsigned int	,
		unsigned int
	)

virtual

Get/Set the area to select as (xmin, ymin, xmax, ymax).

◆ SetArea() [2/2]

virtual void vtkHardwareSelector::SetArea ( unsigned int [4] )

virtual

Get/Set the area to select as (xmin, ymin, xmax, ymax).

◆ GetArea() [1/3]

virtual unsigned int * vtkHardwareSelector::GetArea ( )

virtual

Get/Set the area to select as (xmin, ymin, xmax, ymax).

◆ GetArea() [2/3]

virtual void vtkHardwareSelector::GetArea	(	unsigned int &	,
		unsigned int &	,
		unsigned int &	,
		unsigned int &
	)

virtual

Get/Set the area to select as (xmin, ymin, xmax, ymax).

◆ GetArea() [3/3]

virtual void vtkHardwareSelector::GetArea ( unsigned int [4] )

virtual

Get/Set the area to select as (xmin, ymin, xmax, ymax).

◆ SetFieldAssociation()

virtual void vtkHardwareSelector::SetFieldAssociation ( int )

virtual

Set the field type to select.

Valid values are

vtkDataObject::FIELD_ASSOCIATION_POINTS
vtkDataObject::FIELD_ASSOCIATION_CELLS
vtkDataObject::FIELD_ASSOCIATION_VERTICES
vtkDataObject::FIELD_ASSOCIATION_EDGES
vtkDataObject::FIELD_ASSOCIATION_ROWS Currently only FIELD_ASSOCIATION_POINTS and FIELD_ASSOCIATION_CELLS are supported.

◆ GetFieldAssociation()

virtual int vtkHardwareSelector::GetFieldAssociation ( )

virtual

Set the field type to select.

Valid values are

vtkDataObject::FIELD_ASSOCIATION_POINTS
vtkDataObject::FIELD_ASSOCIATION_CELLS
vtkDataObject::FIELD_ASSOCIATION_VERTICES
vtkDataObject::FIELD_ASSOCIATION_EDGES
vtkDataObject::FIELD_ASSOCIATION_ROWS Currently only FIELD_ASSOCIATION_POINTS and FIELD_ASSOCIATION_CELLS are supported.

◆ SetUseProcessIdFromData()

virtual void vtkHardwareSelector::SetUseProcessIdFromData ( bool )

virtual

In some parallel rendering setups, the process id for elements must be obtained from the data itself, rather than the rendering process' id.

In that case, set this flag to ON (default OFF).

◆ GetUseProcessIdFromData()

virtual bool vtkHardwareSelector::GetUseProcessIdFromData ( )

virtual

In some parallel rendering setups, the process id for elements must be obtained from the data itself, rather than the rendering process' id.

In that case, set this flag to ON (default OFF).

◆ Select()

vtkSelection * vtkHardwareSelector::Select ( )

Perform the selection.

Returns a new instance of vtkSelection containing the selection on success.