OpenGL class drawing 3D primitives. More...

#include <vtkOpenGLContextDevice3D.h>

Inheritance diagram for vtkOpenGLContextDevice3D:

Collaboration diagram for vtkOpenGLContextDevice3D:

Public Types
typedef vtkContextDevice3D	Superclass

Public Types inherited from vtkContextDevice3D
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.

vtkOpenGLContextDevice3D *	NewInstance () const

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

void	DrawPoly (const float verts, int n, const unsigned char colors, int nc) override
	Draw a polyline between the specified points.

void	DrawLines (const float verts, int n, const unsigned char colors, int nc) override
	Draw lines defined by specified pair of points.

void	DrawPoints (const float verts, int n, const unsigned char colors, int nc) override
	Draw points at the vertex positions specified.

void	DrawTriangleMesh (const float mesh, int n, const unsigned char colors, int nc) override
	Draw triangles to generate the specified mesh.

void	ApplyPen (vtkPen *pen) override
	Apply the supplied pen which controls the outlines of shapes, as well as lines, points and related primitives.

void	ApplyBrush (vtkBrush *brush) override
	Apply the supplied brush which controls the outlines of shapes, as well as lines, points and related primitives.

void	SetMatrix (vtkMatrix4x4 *m) override
	Set the model view matrix for the display.

void	GetMatrix (vtkMatrix4x4 *m) override
	Set the model view matrix for the display.

void	MultiplyMatrix (vtkMatrix4x4 *m) override
	Multiply the current model view matrix by the supplied one.

void	PushMatrix () override
	Push the current matrix onto the stack.

void	PopMatrix () override
	Pop the current matrix off of the stack.

void	SetClipping (const vtkRecti &rect) override
	Supply a float array of length 4 with x1, y1, width, height specifying clipping region for the device in pixels.

void	EnableClipping (bool enable) override
	Enable or disable the clipping of the scene.

void	Initialize (vtkRenderer , vtkOpenGLContextDevice2D )
	This must be set during initialization.

virtual void	Begin (vtkViewport *viewport)
	Begin drawing, pass in the viewport to set up the view.


void	EnableClippingPlane (int i, double *planeEquation) override
	Enable/Disable the specified clipping plane.

void	DisableClippingPlane (int i) override
	Enable/Disable the specified clipping plane.

Public Member Functions inherited from vtkContextDevice3D
virtual vtkTypeBool	IsA (const char *type)
	Return 1 if this class is the same type of (or a subclass of) the named class.

vtkContextDevice3D *	NewInstance () const

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

virtual void	DrawPoly (const float verts, int n, const unsigned char colors=nullptr, int nc=0)=0
	Draw a polyline between the specified points.

virtual void	DrawLines (const float verts, int n, const unsigned char colors=nullptr, int nc=0)=0
	Draw lines defined by specified pair of points.

virtual void	DrawPoints (const float verts, int n, const unsigned char colors=nullptr, int nc=0)=0
	Draw points at the vertex positions specified.

virtual void	DrawTriangleMesh (const float mesh, int n, const unsigned char colors, int nc)=0
	Draw triangles to generate the specified mesh.

virtual void	ApplyPen (vtkPen *pen)=0
	Apply the supplied pen which controls the outlines of shapes, as well as lines, points and related primitives.

virtual void	ApplyBrush (vtkBrush *brush)=0
	Apply the supplied brush which controls the outlines of shapes, as well as lines, points and related primitives.

virtual void	SetMatrix (vtkMatrix4x4 *m)=0
	Set the model view matrix for the display.

virtual void	GetMatrix (vtkMatrix4x4 *m)=0
	Set the model view matrix for the display.

virtual void	MultiplyMatrix (vtkMatrix4x4 *m)=0
	Multiply the current model view matrix by the supplied one.

virtual void	PushMatrix ()=0
	Push the current matrix onto the stack.

virtual void	PopMatrix ()=0
	Pop the current matrix off of the stack.

virtual void	SetClipping (const vtkRecti &rect)=0
	Supply a float array of length 4 with x1, y1, width, height specifying clipping region for the device in pixels.

virtual void	DisableClipping ()
	Disable clipping of the display.

virtual void	EnableClipping (bool enable)=0
	Enable or disable the clipping of the scene.

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 vtkTypeBool	IsTypeOf (const char *type)

static vtkOpenGLContextDevice3D *	SafeDownCast (vtkObjectBase *o)

static vtkOpenGLContextDevice3D *	New ()

Static Public Member Functions inherited from vtkContextDevice3D
static vtkTypeBool	IsTypeOf (const char *type)

static vtkContextDevice3D *	SafeDownCast (vtkObjectBase *o)

static vtkContextDevice3D *	New ()

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

	vtkOpenGLContextDevice3D ()

	~vtkOpenGLContextDevice3D () override

virtual void	EnableDepthBuffer ()
	Begin drawing, turn on the depth buffer.

virtual void	DisableDepthBuffer ()
	End drawing, turn off the depth buffer.

void	ReadyVCBOProgram ()

void	ReadyVBOProgram ()

void	SetMatrices (vtkShaderProgram *prog)

void	BuildVBO (vtkOpenGLHelper cbo, const float v, int nv, const unsigned char coolors, int nc, float tcoords)

void	CoreDrawTriangles (std::vector< float > &tverts)

virtual bool	HaveWideLines ()

Protected Member Functions inherited from vtkContextDevice3D
virtual vtkObjectBase *	NewInstanceInternal () const

	vtkContextDevice3D ()

	~vtkContextDevice3D () override

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
vtkOpenGLHelper *	VCBO

vtkOpenGLHelper *	VBO

vtkTransform *	ModelMatrix

vtkOpenGLRenderWindow *	RenderWindow
	The OpenGL render window being used by the device.

vtkRenderer *	Renderer
	We need to store a pointer to get the camera mats.

std::vector< bool >	ClippingPlaneStates

std::vector< double >	ClippingPlaneValues

Protected Attributes inherited from vtkObject
bool	Debug

vtkTimeStamp	MTime

vtkSubjectHelper *	SubjectHelper

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

vtkWeakPointerBase **	WeakPointers

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

static vtkReallocingFunction	GetCurrentReallocFunction ()

static vtkFreeingFunction	GetCurrentFreeFunction ()

static vtkFreeingFunction	GetAlternateFreeFunction ()

Detailed Description

OpenGL class drawing 3D primitives.

This defines the implementation of a 3D context device for drawing simple primitives.

Definition at line 42 of file vtkOpenGLContextDevice3D.h.

Member Typedef Documentation

◆ Superclass

typedef vtkContextDevice3D vtkOpenGLContextDevice3D::Superclass

Definition at line 45 of file vtkOpenGLContextDevice3D.h.

Constructor & Destructor Documentation

◆ vtkOpenGLContextDevice3D()

vtkOpenGLContextDevice3D::vtkOpenGLContextDevice3D ( )

protected

◆ ~vtkOpenGLContextDevice3D()

vtkOpenGLContextDevice3D::~vtkOpenGLContextDevice3D ( )

overrideprotected

Member Function Documentation

◆ IsTypeOf()

static vtkTypeBool vtkOpenGLContextDevice3D::IsTypeOf ( const char * type )

static

◆ IsA()

virtual vtkTypeBool vtkOpenGLContextDevice3D::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 vtkContextDevice3D.

◆ SafeDownCast()

static vtkOpenGLContextDevice3D * vtkOpenGLContextDevice3D::SafeDownCast ( vtkObjectBase * o )

static

◆ NewInstanceInternal()

virtual vtkObjectBase * vtkOpenGLContextDevice3D::NewInstanceInternal ( ) const

protectedvirtual

Reimplemented from vtkContextDevice3D.

◆ NewInstance()

vtkOpenGLContextDevice3D * vtkOpenGLContextDevice3D::NewInstance ( ) const

◆ PrintSelf()

void vtkOpenGLContextDevice3D::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 vtkContextDevice3D.

◆ New()

static vtkOpenGLContextDevice3D * vtkOpenGLContextDevice3D::New ( )

static

◆ DrawPoly()

void vtkOpenGLContextDevice3D::DrawPoly	(	const float *	verts,
		int	n,
		const unsigned char *	colors,
		int	nc
	)

overridevirtual

Draw a polyline between the specified points.

Implements vtkContextDevice3D.

◆ DrawLines()

void vtkOpenGLContextDevice3D::DrawLines	(	const float *	verts,
		int	n,
		const unsigned char *	colors,
		int	nc
	)

overridevirtual

Draw lines defined by specified pair of points.

See also: DrawPoly()

Implements vtkContextDevice3D.

◆ DrawPoints()

void vtkOpenGLContextDevice3D::DrawPoints	(	const float *	verts,
		int	n,
		const unsigned char *	colors,
		int	nc
	)

overridevirtual

Draw points at the vertex positions specified.

Implements vtkContextDevice3D.

◆ DrawTriangleMesh()

void vtkOpenGLContextDevice3D::DrawTriangleMesh	(	const float *	mesh,
		int	n,
		const unsigned char *	colors,
		int	nc
	)

overridevirtual

Draw triangles to generate the specified mesh.

Implements vtkContextDevice3D.

◆ ApplyPen()

void vtkOpenGLContextDevice3D::ApplyPen ( vtkPen * pen )

overridevirtual

Apply the supplied pen which controls the outlines of shapes, as well as lines, points and related primitives.

This makes a deep copy of the vtkPen object in the vtkContext2D, it does not hold a pointer to the supplied object.

Implements vtkContextDevice3D.

◆ ApplyBrush()

void vtkOpenGLContextDevice3D::ApplyBrush ( vtkBrush * brush )

overridevirtual

Apply the supplied brush which controls the outlines of shapes, as well as lines, points and related primitives.

This makes a deep copy of the vtkBrush object in the vtkContext2D, it does not hold a pointer to the supplied object.

Implements vtkContextDevice3D.

◆ SetMatrix()

void vtkOpenGLContextDevice3D::SetMatrix ( vtkMatrix4x4 * m )

overridevirtual

Set the model view matrix for the display.

Implements vtkContextDevice3D.

◆ GetMatrix()

void vtkOpenGLContextDevice3D::GetMatrix ( vtkMatrix4x4 * m )

overridevirtual

Set the model view matrix for the display.

Implements vtkContextDevice3D.

◆ MultiplyMatrix()

void vtkOpenGLContextDevice3D::MultiplyMatrix ( vtkMatrix4x4 * m )

overridevirtual

Multiply the current model view matrix by the supplied one.

Implements vtkContextDevice3D.

◆ PushMatrix()

void vtkOpenGLContextDevice3D::PushMatrix ( )

overridevirtual

Push the current matrix onto the stack.

Implements vtkContextDevice3D.

◆ PopMatrix()

void vtkOpenGLContextDevice3D::PopMatrix ( )

overridevirtual

Pop the current matrix off of the stack.

Implements vtkContextDevice3D.

◆ SetClipping()

void vtkOpenGLContextDevice3D::SetClipping ( const vtkRecti & rect )

overridevirtual

Supply a float array of length 4 with x1, y1, width, height specifying clipping region for the device in pixels.

Implements vtkContextDevice3D.

◆ EnableClipping()

void vtkOpenGLContextDevice3D::EnableClipping ( bool enable )

overridevirtual

Enable or disable the clipping of the scene.

Implements vtkContextDevice3D.

◆ EnableClippingPlane()

void vtkOpenGLContextDevice3D::EnableClippingPlane	(	int	i,
		double *	planeEquation
	)

overridevirtual

Enable/Disable the specified clipping plane.

i is the index of the clipping plane being enabled or disabled (0 - 5). planeEquation points to the four coefficients of the equation for the clipping plane: Ax + By + Cz + D = 0. This is the equation format expected by glClipPlane.

Implements vtkContextDevice3D.

◆ DisableClippingPlane()

void vtkOpenGLContextDevice3D::DisableClippingPlane ( int i )

overridevirtual

Enable/Disable the specified clipping plane.

i is the index of the clipping plane being enabled or disabled (0 - 5). planeEquation points to the four coefficients of the equation for the clipping plane: Ax + By + Cz + D = 0. This is the equation format expected by glClipPlane.

Implements vtkContextDevice3D.

◆ Initialize()

void vtkOpenGLContextDevice3D::Initialize	(	vtkRenderer *	,
		vtkOpenGLContextDevice2D *
	)

This must be set during initialization.

◆ Begin()

virtual void vtkOpenGLContextDevice3D::Begin ( vtkViewport * viewport )

virtual

Begin drawing, pass in the viewport to set up the view.

◆ EnableDepthBuffer()

virtual void vtkOpenGLContextDevice3D::EnableDepthBuffer ( )

protectedvirtual

Begin drawing, turn on the depth buffer.

◆ DisableDepthBuffer()

virtual void vtkOpenGLContextDevice3D::DisableDepthBuffer ( )

protectedvirtual

End drawing, turn off the depth buffer.

◆ ReadyVCBOProgram()

void vtkOpenGLContextDevice3D::ReadyVCBOProgram ( )

protected

◆ ReadyVBOProgram()

void vtkOpenGLContextDevice3D::ReadyVBOProgram ( )

protected

◆ SetMatrices()

void vtkOpenGLContextDevice3D::SetMatrices ( vtkShaderProgram * prog )

protected

◆ BuildVBO()

void vtkOpenGLContextDevice3D::BuildVBO	(	vtkOpenGLHelper *	cbo,
		const float *	v,
		int	nv,
		const unsigned char *	coolors,
		int	nc,
		float *	tcoords
	)

protected

◆ CoreDrawTriangles()

void vtkOpenGLContextDevice3D::CoreDrawTriangles ( std::vector< float > & tverts )

protected

◆ HaveWideLines()

virtual bool vtkOpenGLContextDevice3D::HaveWideLines ( )

protectedvirtual

Member Data Documentation

◆ VCBO

vtkOpenGLHelper* vtkOpenGLContextDevice3D::VCBO

protected

Definition at line 157 of file vtkOpenGLContextDevice3D.h.

◆ VBO

vtkOpenGLHelper* vtkOpenGLContextDevice3D::VBO

protected

Definition at line 159 of file vtkOpenGLContextDevice3D.h.

◆ ModelMatrix

vtkTransform* vtkOpenGLContextDevice3D::ModelMatrix

protected

Definition at line 170 of file vtkOpenGLContextDevice3D.h.

◆ RenderWindow

vtkOpenGLRenderWindow* vtkOpenGLContextDevice3D::RenderWindow

protected

The OpenGL render window being used by the device.

Definition at line 175 of file vtkOpenGLContextDevice3D.h.

◆ Renderer

vtkRenderer* vtkOpenGLContextDevice3D::Renderer

protected

We need to store a pointer to get the camera mats.

Definition at line 180 of file vtkOpenGLContextDevice3D.h.

◆ ClippingPlaneStates

std::vector<bool> vtkOpenGLContextDevice3D::ClippingPlaneStates

protected

Definition at line 182 of file vtkOpenGLContextDevice3D.h.

◆ ClippingPlaneValues

std::vector<double> vtkOpenGLContextDevice3D::ClippingPlaneValues

protected

Definition at line 183 of file vtkOpenGLContextDevice3D.h.

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

Rendering/ContextOpenGL2/vtkOpenGLContextDevice3D.h

Public Types

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ Superclass

Constructor & Destructor Documentation

◆ vtkOpenGLContextDevice3D()

◆ ~vtkOpenGLContextDevice3D()

Member Function Documentation

◆ IsTypeOf()

◆ IsA()

◆ SafeDownCast()

◆ NewInstanceInternal()

◆ NewInstance()

◆ PrintSelf()

◆ New()

◆ DrawPoly()

◆ DrawLines()

◆ DrawPoints()

◆ DrawTriangleMesh()

◆ ApplyPen()

◆ ApplyBrush()

◆ SetMatrix()

◆ GetMatrix()

◆ MultiplyMatrix()

◆ PushMatrix()

◆ PopMatrix()

◆ SetClipping()

◆ EnableClipping()

◆ EnableClippingPlane()

◆ DisableClippingPlane()

◆ Initialize()

◆ Begin()

◆ EnableDepthBuffer()

◆ DisableDepthBuffer()

◆ ReadyVCBOProgram()

◆ ReadyVBOProgram()

◆ SetMatrices()

◆ BuildVBO()

◆ CoreDrawTriangles()

◆ HaveWideLines()

Member Data Documentation

◆ VCBO

◆ VBO

◆ ModelMatrix

◆ RenderWindow

◆ Renderer

◆ ClippingPlaneStates

◆ ClippingPlaneValues