Class representing a QNX EGL pixel buffer graphics output. More...

#include <kanzi/core.ui/platform/graphics_output/qnx_egl_pbuffer/qnx_egl_pbuffer_graphics_output.hpp>

Inheritance diagram for kanzi::qnx::QnxEGLPBufferGraphicsOutput:

Public Member Functions
KZ_NO_DISCARD optional< void * >	createImage (int target, void data, int attributes) noexcept override
	GLGraphicsOutput::createImage() implementation.

shared_ptr< QnxEGLWindow >	createWindow (unsigned int bufferCount, int usageFlags) noexcept
	Creates a QNX EGL window.

bool	destroyImage (void *image) noexcept override
	GLGraphicsOutput::destroyImage() implementation.

bool	flushContext () noexcept
	Flushes any pending QNX Screen requests to the compositor.

void	gatherEvents (EventQueue &queue) override
	EventSource::gatherEvents() implementation.

optional< SurfaceColorSpace >	getColorSpace () const noexcept override
	GLGraphicsOutput::getColorSpace() implementation.

optional< GraphicsContextAPI >	getGraphicsContextAPI () const noexcept override
	GLGraphicsOutput::getGraphicsContextAPI() implementation.

KZ_NO_DISCARD optional< void * >	getNativeContextHandle () const noexcept override
	GLGraphicsOutput::getNativeContextHandle() implementation.

KZ_NO_DISCARD optional< void * >	getNativeDisplayHandle () const noexcept override
	GLGraphicsOutput::getNativeDisplayHandle() implementation.

optional< NativeEventHandle >	getNativeEventHandle () const noexcept override
	EventSource::getNativeEventHandle() implementation.

KZ_NO_DISCARD optional< void * >	getNativeSurfaceHandle () const noexcept override
	GLGraphicsOutput::getNativeSurfaceHandle() implementation.

KZ_NO_DISCARD GLProcPointer	getProcAddress (string_view functionName) override
	GLGraphicsOutput::getProcAddress() implementation.

optional< SurfaceClientAPI >	getSurfaceClientAPI () const noexcept override
	GLGraphicsOutput::getSurfaceClientAPI() implementation.

Matrix4x4	getTargetTransformation () const noexcept override
	GLGraphicsOutput::getGraphicsContextAPI() implementation.

bool	makeCurrent () noexcept override
	GLGraphicsOutput::makeCurrent() implementation.

bool	makeCurrent (QnxEGLWindow &qnxEGLWindow) noexcept
	Make the current EGL thread active.

QnxEGLPBufferGraphicsOutput &	operator= (const QnxEGLPBufferGraphicsOutput &)=delete
	Copy assignment operator.

QnxEGLPBufferGraphicsOutput &	operator= (QnxEGLPBufferGraphicsOutput &&) noexcept=delete
	Move assignment operator.

	QnxEGLPBufferGraphicsOutput (const QnxEGLPBufferGraphicsOutput &)=delete
	Copy constructor.

	QnxEGLPBufferGraphicsOutput (const QnxEGLPBufferGraphicsOutputProperties &properties)
	Constructor.

	QnxEGLPBufferGraphicsOutput (QnxEGLPBufferGraphicsOutput &&) noexcept=delete
	Move constructor.

bool	releaseCurrent () noexcept override
	GLGraphicsOutput::releaseCurrent() implementation.

bool	swapBuffers () override
	GLGraphicsOutput::swapBuffers() implementation.

bool	swapBuffers (QnxEGLWindow &qnxEGLWindow) noexcept
	Posts rendering results.

bool	swapInterval (int interval) override
	GLGraphicsOutput::swapInterval() implementation.

KZ_NO_DISCARD optional< vector< QnxDisplay > >	tryGetQnxDisplays () const noexcept
	Tries to get the displays associated with the context.

KZ_NO_DISCARD int	tryGetQnxEGLScreenUsageFlags () const noexcept
	Tries to get QNX Screen EGL usage flags compatible with the current EGL configuration.

	~QnxEGLPBufferGraphicsOutput ()
	Destructor.

Public Member Functions inherited from kanzi::GraphicsOutput
KZ_NO_DISCARD Vector2	getDpi () const noexcept
	Returns the resolution of the target coordinate system in dots per inch.

KZ_NO_DISCARD unsigned int	getHeight () const noexcept
	Returns the height of layout area in the target coordinate system.

KZ_NO_DISCARD unsigned int	getWidth () const noexcept
	Returns the width of layout area in the target coordinate system.

virtual	~GraphicsOutput ()=default
	Destructor.

Public Member Functions inherited from kanzi::EventSource
virtual	~EventSource ()=default
	Destructor.

Public Member Functions inherited from kanzi::GLGraphicsOutput
virtual	~GLGraphicsOutput ()=default
	Destructor.

Protected Member Functions
void	setTargetTransformation (Matrix4x4 targetTransformation) noexcept
	Sets the target transformation.

void	updateCachedValues (unsigned int width, unsigned int height) noexcept
	Updates all cached values from given layout size.

Protected Member Functions inherited from kanzi::GraphicsOutput
void	updateDpi (Vector2 dpi)
	Updates the target layout area resolution.

void	updateSize (unsigned int width, unsigned int height)
	Updates the target layout area size.

Additional Inherited Members
Public Types inherited from kanzi::GLGraphicsOutput
using	GLProcPointer
	Pointer to GL function.

Detailed Description

Class representing a QNX EGL pixel buffer graphics output.

Constructor & Destructor Documentation

◆ QnxEGLPBufferGraphicsOutput() [1/3]

kanzi::qnx::QnxEGLPBufferGraphicsOutput::QnxEGLPBufferGraphicsOutput ( const QnxEGLPBufferGraphicsOutputProperties & properties )

explicit

Constructor.

Parameters

properties Specifies properties to request for the graphics output.

◆ ~QnxEGLPBufferGraphicsOutput()

kanzi::qnx::QnxEGLPBufferGraphicsOutput::~QnxEGLPBufferGraphicsOutput ( )

Destructor.

◆ QnxEGLPBufferGraphicsOutput() [2/3]

kanzi::qnx::QnxEGLPBufferGraphicsOutput::QnxEGLPBufferGraphicsOutput ( const QnxEGLPBufferGraphicsOutput & )

delete

Copy constructor.

◆ QnxEGLPBufferGraphicsOutput() [3/3]

kanzi::qnx::QnxEGLPBufferGraphicsOutput::QnxEGLPBufferGraphicsOutput ( QnxEGLPBufferGraphicsOutput && )

deletenoexcept

Move constructor.

Member Function Documentation

◆ operator=() [1/2]

QnxEGLPBufferGraphicsOutput & kanzi::qnx::QnxEGLPBufferGraphicsOutput::operator= ( const QnxEGLPBufferGraphicsOutput & )

delete

Copy assignment operator.

◆ operator=() [2/2]

QnxEGLPBufferGraphicsOutput & kanzi::qnx::QnxEGLPBufferGraphicsOutput::operator= ( QnxEGLPBufferGraphicsOutput && )

deletenoexcept

Move assignment operator.

◆ flushContext()

bool kanzi::qnx::QnxEGLPBufferGraphicsOutput::flushContext ( )

noexcept

Flushes any pending QNX Screen requests to the compositor.

Returns: True on success, false on failure.

◆ gatherEvents()

void kanzi::qnx::QnxEGLPBufferGraphicsOutput::gatherEvents ( EventQueue & queue )

overridevirtual

EventSource::gatherEvents() implementation.

Implements kanzi::EventSource.

◆ getNativeEventHandle()

optional< NativeEventHandle > kanzi::qnx::QnxEGLPBufferGraphicsOutput::getNativeEventHandle ( ) const

overridevirtualnoexcept

EventSource::getNativeEventHandle() implementation.

Implements kanzi::EventSource.

◆ getProcAddress()

KZ_NO_DISCARD GLProcPointer kanzi::qnx::QnxEGLPBufferGraphicsOutput::getProcAddress ( string_view functionName )

overridevirtual

GLGraphicsOutput::getProcAddress() implementation.

Implements kanzi::GLGraphicsOutput.

◆ makeCurrent() [1/2]

bool kanzi::qnx::QnxEGLPBufferGraphicsOutput::makeCurrent ( )

overridevirtualnoexcept

GLGraphicsOutput::makeCurrent() implementation.

Implements kanzi::GLGraphicsOutput.

◆ releaseCurrent()

bool kanzi::qnx::QnxEGLPBufferGraphicsOutput::releaseCurrent ( )

overridevirtualnoexcept

GLGraphicsOutput::releaseCurrent() implementation.

Implements kanzi::GLGraphicsOutput.

◆ swapBuffers() [1/2]

bool kanzi::qnx::QnxEGLPBufferGraphicsOutput::swapBuffers ( )

overridevirtual

GLGraphicsOutput::swapBuffers() implementation.

Implements kanzi::GLGraphicsOutput.

◆ swapInterval()

bool kanzi::qnx::QnxEGLPBufferGraphicsOutput::swapInterval ( int interval )

overridevirtual

GLGraphicsOutput::swapInterval() implementation.

Implements kanzi::GLGraphicsOutput.

◆ getTargetTransformation()

Matrix4x4 kanzi::qnx::QnxEGLPBufferGraphicsOutput::getTargetTransformation ( ) const

overridevirtualnoexcept

GLGraphicsOutput::getGraphicsContextAPI() implementation.

Implements kanzi::GLGraphicsOutput.

◆ getGraphicsContextAPI()

optional< GraphicsContextAPI > kanzi::qnx::QnxEGLPBufferGraphicsOutput::getGraphicsContextAPI ( ) const

overridevirtualnoexcept

GLGraphicsOutput::getGraphicsContextAPI() implementation.

Implements kanzi::GLGraphicsOutput.

◆ getSurfaceClientAPI()

optional< SurfaceClientAPI > kanzi::qnx::QnxEGLPBufferGraphicsOutput::getSurfaceClientAPI ( ) const

overridevirtualnoexcept

GLGraphicsOutput::getSurfaceClientAPI() implementation.

Implements kanzi::GLGraphicsOutput.

◆ getColorSpace()

optional< SurfaceColorSpace > kanzi::qnx::QnxEGLPBufferGraphicsOutput::getColorSpace ( ) const

overridevirtualnoexcept

GLGraphicsOutput::getColorSpace() implementation.

Implements kanzi::GLGraphicsOutput.

◆ getNativeDisplayHandle()

KZ_NO_DISCARD optional< void * > kanzi::qnx::QnxEGLPBufferGraphicsOutput::getNativeDisplayHandle ( ) const

overridevirtualnoexcept

GLGraphicsOutput::getNativeDisplayHandle() implementation.

Implements kanzi::GLGraphicsOutput.

◆ getNativeContextHandle()

KZ_NO_DISCARD optional< void * > kanzi::qnx::QnxEGLPBufferGraphicsOutput::getNativeContextHandle ( ) const

overridevirtualnoexcept

GLGraphicsOutput::getNativeContextHandle() implementation.

Implements kanzi::GLGraphicsOutput.

◆ getNativeSurfaceHandle()

KZ_NO_DISCARD optional< void * > kanzi::qnx::QnxEGLPBufferGraphicsOutput::getNativeSurfaceHandle ( ) const

overridevirtualnoexcept

GLGraphicsOutput::getNativeSurfaceHandle() implementation.

Implements kanzi::GLGraphicsOutput.

◆ createImage()

KZ_NO_DISCARD optional< void * > kanzi::qnx::QnxEGLPBufferGraphicsOutput::createImage	(	int	target,
		void *	data,
		int *	attributes )

overridevirtualnoexcept

GLGraphicsOutput::createImage() implementation.

Implements kanzi::GLGraphicsOutput.

◆ destroyImage()

bool kanzi::qnx::QnxEGLPBufferGraphicsOutput::destroyImage ( void * image )

overridevirtualnoexcept

GLGraphicsOutput::destroyImage() implementation.

Implements kanzi::GLGraphicsOutput.

◆ tryGetQnxEGLScreenUsageFlags()

KZ_NO_DISCARD int kanzi::qnx::QnxEGLPBufferGraphicsOutput::tryGetQnxEGLScreenUsageFlags ( ) const

noexcept

Tries to get QNX Screen EGL usage flags compatible with the current EGL configuration.

Use the Screen flags when allocating new buffers.

Return values

0	Current EGL configuration has no compatible Screen EGL usage flags.

Returns: QNX Screen EGL usage flag bit mask.

◆ createWindow()

shared_ptr< QnxEGLWindow > kanzi::qnx::QnxEGLPBufferGraphicsOutput::createWindow	(	unsigned int	bufferCount,
		int	usageFlags )

noexcept

Creates a QNX EGL window.

Parameters

bufferCount	Number of buffers to attach to a window.
usageFlags	Usage flag bit mask to use for a window.

Returns: Returns created window.

◆ makeCurrent() [2/2]

bool kanzi::qnx::QnxEGLPBufferGraphicsOutput::makeCurrent ( QnxEGLWindow & qnxEGLWindow )

noexcept

Make the current EGL thread active.

Parameters

qnxEGLWindow QNX window to activate in the thread.

Returns: True on success, false on failure.

◆ swapBuffers() [2/2]

bool kanzi::qnx::QnxEGLPBufferGraphicsOutput::swapBuffers ( QnxEGLWindow & qnxEGLWindow )

noexcept

Posts rendering results.

Implicitly flushes the rendering pipeline and executes all received. rendering commands before posting.

Parameters

qnxEGLWindow QNX window to swap the buffers for.

Returns: True on success, false on failure.

◆ tryGetQnxDisplays()

KZ_NO_DISCARD optional< vector< QnxDisplay > > kanzi::qnx::QnxEGLPBufferGraphicsOutput::tryGetQnxDisplays ( ) const

noexcept

Tries to get the displays associated with the context.

Return values

nullopt Trying to get the displays has failed.

Returns: Displays.

◆ setTargetTransformation()

void kanzi::qnx::QnxEGLPBufferGraphicsOutput::setTargetTransformation ( Matrix4x4 targetTransformation )

inlineprotectednoexcept

Sets the target transformation.

Parameters

targetTransformation The target transformation matrix.

◆ updateCachedValues()

void kanzi::qnx::QnxEGLPBufferGraphicsOutput::updateCachedValues	(	unsigned int	width,
		unsigned int	height )

protectednoexcept

Updates all cached values from given layout size.

Parameters

width	Layout area width in pixels.
height	Layout area height in pixels.

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

kanzi/core.ui/platform/graphics_output/qnx_egl_pbuffer/qnx_egl_pbuffer_graphics_output.hpp

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ QnxEGLPBufferGraphicsOutput() [1/3]

◆ ~QnxEGLPBufferGraphicsOutput()

◆ QnxEGLPBufferGraphicsOutput() [2/3]

◆ QnxEGLPBufferGraphicsOutput() [3/3]

Member Function Documentation

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ flushContext()

◆ gatherEvents()

◆ getNativeEventHandle()

◆ getProcAddress()

◆ makeCurrent() [1/2]

◆ releaseCurrent()

◆ swapBuffers() [1/2]

◆ swapInterval()

◆ getTargetTransformation()

◆ getGraphicsContextAPI()

◆ getSurfaceClientAPI()

◆ getColorSpace()

◆ getNativeDisplayHandle()

◆ getNativeContextHandle()

◆ getNativeSurfaceHandle()

◆ createImage()

◆ destroyImage()

◆ tryGetQnxEGLScreenUsageFlags()

◆ createWindow()

◆ makeCurrent() [2/2]

◆ swapBuffers() [2/2]

◆ tryGetQnxDisplays()

◆ setTargetTransformation()

◆ updateCachedValues()