MythRenderOpenGL Class Reference

#include <mythrender_opengl.h>

Inheritance diagram for MythRenderOpenGL:

Public Member Functions
	MythRenderOpenGL (const QGLFormat &format, QPaintDevice *device, RenderType type=kRenderUnknown)
	MythRenderOpenGL (const QGLFormat &format, RenderType type=kRenderUnknown)
virtual void	makeCurrent ()
virtual void	doneCurrent ()
virtual void	Release (void)
void	Init (void)
int	GetMaxTextureSize (void)
uint	GetFeatures (void)
bool	IsRecommendedRenderer (void)
void	MoveResizeWindow (const QRect &rect)
void	SetViewPort (const QRect &rect, bool viewportonly=false)
QRect	GetViewPort (void)
virtual void	PushTransformation (const UIEffects &fx, QPointF &center)=0
virtual void	PopTransformation (void)=0
void	Flush (bool use_fence)
void	SetBlend (bool enable)
virtual void	SetColor (int r, int g, int b, int a)
void	SetBackground (int r, int g, int b, int a)
void	SetFence (void)
void *	GetTextureBuffer (uint tex, bool create_buffer=true)
void	UpdateTexture (uint tex, void *buf)
int	GetTextureType (bool &rect)
bool	IsRectTexture (uint type)
uint	CreateTexture (QSize act_size, bool use_pbo, uint type, uint data_type=GL_UNSIGNED_BYTE, uint data_fmt=GL_BGRA, uint internal_fmt=GL_RGBA8, uint filter=GL_LINEAR, uint wrap=GL_CLAMP_TO_EDGE)
QSize	GetTextureSize (uint type, const QSize &size)
QSize	GetTextureSize (uint tex)
int	GetTextureDataSize (uint tex)
void	SetTextureFilters (uint tex, uint filt, uint wrap)
void	ActiveTexture (int active_tex)
virtual uint	CreateHelperTexture (void)
void	EnableTextures (uint type, uint tex_type=0)
void	DisableTextures (void)
void	DeleteTexture (uint tex)
bool	CreateFrameBuffer (uint &fb, uint tex)
void	DeleteFrameBuffer (uint fb)
void	BindFramebuffer (uint fb)
void	ClearFramebuffer (void)
virtual uint	CreateShaderObject (const QString &vert, const QString &frag)=0
virtual void	DeleteShaderObject (uint obj)=0
virtual void	EnableShaderObject (uint obj)=0
virtual void	SetShaderParams (uint prog, void vals, const char uniform)=0
void	DrawBitmap (uint tex, uint target, const QRect src, const QRect dst, uint prog, int alpha=255, int red=255, int green=255, int blue=255)
void	DrawBitmap (uint textures, uint texture_count, uint target, const QRectF src, const QRectF *dst, uint prog)
void	DrawRect (const QRect &area, const QBrush &fillBrush, const QPen &linePen, int alpha)
void	DrawRoundRect (const QRect &area, int cornerRadius, const QBrush &fillBrush, const QPen &linePen, int alpha)
virtual bool	RectanglesAreAccelerated (void)
Static Public Member Functions
static MythRenderOpenGL *	Create (const QString &painter, QPaintDevice *device=NULL)
Protected Member Functions
virtual	~MythRenderOpenGL ()
virtual void	DrawBitmapPriv (uint tex, const QRect src, const QRect dst, uint prog, int alpha, int red, int green, int blue)=0
virtual void	DrawBitmapPriv (uint textures, uint texture_count, const QRectF src, const QRectF *dst, uint prog)=0
virtual void	DrawRectPriv (const QRect &area, const QBrush &fillBrush, const QPen &linePen, int alpha)=0
virtual void	DrawRoundRectPriv (const QRect &area, int cornerRadius, const QBrush &fillBrush, const QPen &linePen, int alpha)=0
virtual void	Init2DState (void)
virtual void	InitProcs (void)
void *	GetProcAddress (const QString &proc) const
virtual bool	InitFeatures (void)
virtual void	ResetVars (void)
virtual void	ResetProcs (void)
virtual void	SetMatrixView (void)=0
uint	CreatePBO (uint tex)
uint	CreateVBO (void)
virtual void	DeleteOpenGLResources (void)
void	DeleteTextures (void)
virtual void	DeleteShaders (void)=0
void	DeleteFrameBuffers (void)
bool	UpdateTextureVertices (uint tex, const QRect src, const QRect dst)
bool	UpdateTextureVertices (uint tex, const QRectF src, const QRectF dst)
GLfloat *	GetCachedVertices (GLuint type, const QRect &area)
void	ExpireVertices (uint max=0)
void	GetCachedVBO (GLuint type, const QRect &area)
void	ExpireVBOS (uint max=0)
bool	ClearTexture (uint tex)
uint	GetBufferSize (QSize size, uint fmt, uint type)
Static Protected Member Functions
static void	StoreBicubicWeights (float x, float *dst)
Protected Attributes
QHash< GLuint, MythGLTexture >	m_textures
QVector< GLuint >	m_framebuffers
GLuint	m_fence
QMutex *	m_lock
int	m_lock_level
QString	m_extensions
uint	m_exts_supported
uint	m_exts_used
int	m_max_tex_size
int	m_max_units
int	m_default_texture_type
QRect	m_viewport
int	m_active_tex
int	m_active_tex_type
int	m_active_fb
bool	m_blend
uint32_t	m_background
QMap< uint64_t, GLfloat * >	m_cachedVertices
QList< uint64_t >	m_vertexExpiry
QMap< uint64_t, GLuint >	m_cachedVBOS
QList< uint64_t >	m_vboExpiry
MYTH_GLTEXIMAGE1DPROC	m_glTexImage1D
MYTH_GLACTIVETEXTUREPROC	m_glActiveTexture
MYTH_GLMAPBUFFERPROC	m_glMapBuffer
MYTH_GLBINDBUFFERPROC	m_glBindBuffer
MYTH_GLGENBUFFERSPROC	m_glGenBuffers
MYTH_GLBUFFERDATAPROC	m_glBufferData
MYTH_GLUNMAPBUFFERPROC	m_glUnmapBuffer
MYTH_GLDELETEBUFFERSPROC	m_glDeleteBuffers
MYTH_GLGENFRAMEBUFFERSPROC	m_glGenFramebuffers
MYTH_GLBINDFRAMEBUFFERPROC	m_glBindFramebuffer
MYTH_GLFRAMEBUFFERTEXTURE2DPROC	m_glFramebufferTexture2D
MYTH_GLCHECKFRAMEBUFFERSTATUSPROC	m_glCheckFramebufferStatus
MYTH_GLDELETEFRAMEBUFFERSPROC	m_glDeleteFramebuffers
MYTH_GLGENFENCESNVPROC	m_glGenFencesNV
MYTH_GLDELETEFENCESNVPROC	m_glDeleteFencesNV
MYTH_GLSETFENCENVPROC	m_glSetFenceNV
MYTH_GLFINISHFENCENVPROC	m_glFinishFenceNV
MYTH_GLGENFENCESAPPLEPROC	m_glGenFencesAPPLE
MYTH_GLDELETEFENCESAPPLEPROC	m_glDeleteFencesAPPLE
MYTH_GLSETFENCEAPPLEPROC	m_glSetFenceAPPLE
MYTH_GLFINISHFENCEAPPLEPROC	m_glFinishFenceAPPLE

Detailed Description

Definition at line 103 of file mythrender_opengl.h.

Constructor & Destructor Documentation

MythRenderOpenGL::MythRenderOpenGL	(	const QGLFormat &	format,
		QPaintDevice *	device,
		RenderType	type = `kRenderUnknown`
	)

Definition at line 104 of file mythrender_opengl.cpp.

MythRenderOpenGL::MythRenderOpenGL	(	const QGLFormat &	format,
		RenderType	type = `kRenderUnknown`
	)

Definition at line 110 of file mythrender_opengl.cpp.

MythRenderOpenGL::~MythRenderOpenGL ( ) [protected, virtual]

Definition at line 115 of file mythrender_opengl.cpp.

Member Function Documentation

MythRenderOpenGL * MythRenderOpenGL::Create	(	const QString &	painter,
		QPaintDevice *	device = `NULL`
	)			`[static]`

Definition at line 49 of file mythrender_opengl.cpp.

Referenced by MythMainWindow::Init().

void MythRenderOpenGL::makeCurrent ( ) [virtual]

Definition at line 157 of file mythrender_opengl.cpp.

Referenced by ActiveTexture(), MythOpenGLPainter::Begin(), BindFramebuffer(), ClearFramebuffer(), VAAPIDisplay::Create(), CreateFrameBuffer(), MythRenderOpenGL1::CreateHelperTexture(), MythRenderOpenGL1::CreateShaderObject(), CreateTexture(), DeleteFrameBuffer(), MythRenderOpenGL2::DeleteShaderObject(), MythRenderOpenGL1::DeleteShaderObject(), DeleteTexture(), VideoOutputOpenGL::DestroyGPUResources(), VideoOutputOpenGL::DestroyVideoResources(), DisableTextures(), DrawBitmap(), DrawRect(), DrawRoundRect(), MythRenderOpenGL2::EnableShaderObject(), MythRenderOpenGL1::EnableShaderObject(), EnableTextures(), Flush(), GetTextureBuffer(), OpenGLLocker::OpenGLLocker(), MythRenderOpenGL1::PopTransformation(), VideoOutputOpenGLVAAPI::ProcessFrame(), MythRenderOpenGL1::PushTransformation(), SetBackground(), SetBlend(), MythRenderOpenGL1::SetColor(), SetFence(), MythRenderOpenGL2::SetShaderParams(), MythRenderOpenGL1::SetShaderParams(), SetTextureFilters(), SetViewPort(), MythRenderOpenGL1::~MythRenderOpenGL1(), and MythRenderOpenGL2::~MythRenderOpenGL2().

void MythRenderOpenGL::doneCurrent ( ) [virtual]

Definition at line 165 of file mythrender_opengl.cpp.

void MythRenderOpenGL::Release ( void ) [virtual]

Reimplemented from MythRender.

Definition at line 175 of file mythrender_opengl.cpp.

void MythRenderOpenGL::Init ( void )

Definition at line 120 of file mythrender_opengl.cpp.

Referenced by MythMainWindow::Init(), and VideoOutputOpenGL::SetupContext().

int MythRenderOpenGL::GetMaxTextureSize ( void ) [inline]

Definition at line 119 of file mythrender_opengl.h.

uint MythRenderOpenGL::GetFeatures ( void ) [inline]

Definition at line 120 of file mythrender_opengl.h.

Referenced by VideoVisualGoom::Draw(), and OpenGLVideo::Init().

bool MythRenderOpenGL::IsRecommendedRenderer ( void )

Definition at line 130 of file mythrender_opengl.cpp.

Referenced by MythMainWindow::Init().

void MythRenderOpenGL::MoveResizeWindow ( const QRect & rect )

Definition at line 183 of file mythrender_opengl.cpp.

Referenced by VideoOutputOpenGL::MoveResizeWindow().

void MythRenderOpenGL::SetViewPort	(	const QRect &	rect,
		bool	viewportonly = `false`
	)

Definition at line 190 of file mythrender_opengl.cpp.

Referenced by MythOpenGLPainter::Begin(), VideoOutputOpenGL::PrepareFrame(), OpenGLVideo::PrepareFrame(), VideoOutputOpenGL::SetupOpenGL(), and OpenGLVideo::SetViewPort().

QRect MythRenderOpenGL::GetViewPort ( void ) [inline]

Definition at line 126 of file mythrender_opengl.h.

Referenced by VideoOutputOpenGL::PrepareFrame().

virtual void MythRenderOpenGL::PushTransformation	(	const UIEffects &	fx,
		QPointF &	center
	)			`[pure virtual]`

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

Referenced by MythOpenGLPainter::PushTransformation().

virtual void MythRenderOpenGL::PopTransformation ( void ) [pure virtual]

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

Referenced by MythOpenGLPainter::PopTransformation().

void MythRenderOpenGL::Flush ( bool use_fence )

Definition at line 203 of file mythrender_opengl.cpp.

Referenced by CreateFrameBuffer(), CreatePBO(), MythRenderOpenGL1::CreateShaderObject(), CreateTexture(), DeleteFrameBuffer(), DeleteFrameBuffers(), DeleteOpenGLResources(), MythRenderOpenGL2::DeleteShaderObject(), MythRenderOpenGL1::DeleteShaderObject(), MythRenderOpenGL2::DeleteShaders(), MythRenderOpenGL1::DeleteShaders(), DeleteTexture(), DeleteTextures(), MythOpenGLPainter::DeleteTextures(), MythOpenGLPainter::End(), Init2DState(), and VideoOutputOpenGL::PrepareFrame().

void MythRenderOpenGL::SetBlend ( bool enable )

Definition at line 227 of file mythrender_opengl.cpp.

Referenced by MythRenderOpenGL2::DrawBitmapPriv(), MythRenderOpenGL1::DrawBitmapPriv(), MythRenderOpenGL1::DrawRectPriv(), MythRenderOpenGL2::DrawRoundRectPriv(), and Init2DState().

virtual void MythRenderOpenGL::SetColor	(	int	r,
		int	g,
		int	b,
		int	a
	)			`[inline, virtual]`

Reimplemented in MythRenderOpenGL1.

Definition at line 131 of file mythrender_opengl.h.

Referenced by MythOpenGLPainter::Begin().

void MythRenderOpenGL::SetBackground	(	int	r,
		int	g,
		int	b,
		int	a
	)

Definition at line 238 of file mythrender_opengl.cpp.

Referenced by MythOpenGLPainter::Begin(), and VideoOutputOpenGL::PrepareFrame().

void MythRenderOpenGL::SetFence ( void )

Definition at line 250 of file mythrender_opengl.cpp.

Referenced by OpenGLVideo::Init().

void * MythRenderOpenGL::GetTextureBuffer	(	uint	tex,
		bool	create_buffer = `true`
	)

Definition at line 268 of file mythrender_opengl.cpp.

Referenced by VideoVisualGoom::Draw(), MythOpenGLPainter::GetTextureFromCache(), and OpenGLVideo::UpdateInputFrame().

void MythRenderOpenGL::UpdateTexture	(	uint	tex,
		void *	buf
	)

Definition at line 301 of file mythrender_opengl.cpp.

Referenced by VideoVisualGoom::Draw(), MythOpenGLPainter::GetTextureFromCache(), and OpenGLVideo::UpdateInputFrame().

int MythRenderOpenGL::GetTextureType ( bool & rect )

Definition at line 327 of file mythrender_opengl.cpp.

Referenced by OpenGLVideo::Init(), and InitFeatures().

bool MythRenderOpenGL::IsRectTexture ( uint type )

Definition at line 352 of file mythrender_opengl.cpp.

Referenced by GetTextureSize(), SetTextureFilters(), and UpdateTextureVertices().

uint MythRenderOpenGL::CreateTexture	(	QSize	act_size,
		bool	use_pbo,
		uint	type,
		uint	data_type = `GL_UNSIGNED_BYTE`,
		uint	data_fmt = `GL_BGRA`,
		uint	internal_fmt = `GL_RGBA8`,
		uint	filter = `GL_LINEAR`,
		uint	wrap = `GL_CLAMP_TO_EDGE`
	)

Definition at line 360 of file mythrender_opengl.cpp.

Referenced by OpenGLVideo::AddFrameBuffer(), MythRenderOpenGL1::CreateHelperTexture(), OpenGLVideo::CreateVideoTexture(), VideoVisualGoom::Draw(), and MythOpenGLPainter::GetTextureFromCache().

QSize MythRenderOpenGL::GetTextureSize	(	uint	type,
		const QSize &	size
	)

Definition at line 411 of file mythrender_opengl.cpp.

Referenced by CreateTexture(), and OpenGLVideo::CreateVideoTexture().

QSize MythRenderOpenGL::GetTextureSize ( uint tex )

Definition at line 432 of file mythrender_opengl.cpp.

int MythRenderOpenGL::GetTextureDataSize ( uint tex )

Definition at line 439 of file mythrender_opengl.cpp.

Referenced by MythOpenGLPainter::DeleteTextures(), and MythOpenGLPainter::GetTextureFromCache().

void MythRenderOpenGL::SetTextureFilters	(	uint	tex,
		uint	filt,
		uint	wrap
	)

Definition at line 446 of file mythrender_opengl.cpp.

Referenced by CreateTexture(), and OpenGLVideo::SetTextureFilters().

void MythRenderOpenGL::ActiveTexture ( int active_tex )

Definition at line 477 of file mythrender_opengl.cpp.

Referenced by MythRenderOpenGL2::DrawBitmapPriv(), and MythRenderOpenGL1::DrawBitmapPriv().

virtual uint MythRenderOpenGL::CreateHelperTexture ( void ) [inline, virtual]

Reimplemented in MythRenderOpenGL1.

Definition at line 148 of file mythrender_opengl.h.

Referenced by OpenGLVideo::AddFilter().

void MythRenderOpenGL::EnableTextures	(	uint	type,
		uint	tex_type = `0`
	)

Definition at line 503 of file mythrender_opengl.cpp.

Referenced by CreateFrameBuffer(), MythRenderOpenGL1::CreateHelperTexture(), CreateTexture(), MythRenderOpenGL2::DrawBitmapPriv(), MythRenderOpenGL1::DrawBitmapPriv(), GetTextureBuffer(), and SetTextureFilters().

void MythRenderOpenGL::DisableTextures ( void )

Definition at line 520 of file mythrender_opengl.cpp.

Referenced by MythRenderOpenGL1::DrawRectPriv(), and MythRenderOpenGL2::DrawRoundRectPriv().

void MythRenderOpenGL::DeleteTexture ( uint tex )

Definition at line 530 of file mythrender_opengl.cpp.

Referenced by OpenGLVideo::AddFilter(), OpenGLVideo::AddFrameBuffer(), MythRenderOpenGL1::CreateHelperTexture(), CreateTexture(), OpenGLVideo::DeleteTextures(), MythOpenGLPainter::DeleteTextures(), OpenGLVideo::OptimiseFilters(), OpenGLVideo::Teardown(), and VideoVisualGoom::~VideoVisualGoom().

bool MythRenderOpenGL::CreateFrameBuffer	(	uint &	fb,
		uint	tex
	)

Definition at line 551 of file mythrender_opengl.cpp.

Referenced by OpenGLVideo::AddFrameBuffer().

void MythRenderOpenGL::DeleteFrameBuffer ( uint fb )

Definition at line 639 of file mythrender_opengl.cpp.

Referenced by OpenGLVideo::OptimiseFilters(), and OpenGLVideo::RemoveFilter().

void MythRenderOpenGL::BindFramebuffer ( uint fb )

Definition at line 660 of file mythrender_opengl.cpp.

Referenced by MythOpenGLPainter::Begin(), DrawBitmap(), DrawRect(), DrawRoundRect(), VideoOutputOpenGL::PrepareFrame(), and OpenGLVideo::PrepareFrame().

void MythRenderOpenGL::ClearFramebuffer ( void )

Definition at line 674 of file mythrender_opengl.cpp.

Referenced by MythOpenGLPainter::Begin(), and VideoOutputOpenGL::PrepareFrame().

virtual uint MythRenderOpenGL::CreateShaderObject	(	const QString &	vert,
		const QString &	frag
	)			`[pure virtual]`

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

Referenced by OpenGLVideo::AddFragmentProgram().

virtual void MythRenderOpenGL::DeleteShaderObject ( uint obj ) [pure virtual]

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

Referenced by OpenGLVideo::RemoveFilter(), and OpenGLVideo::TearDownDeinterlacer().

virtual void MythRenderOpenGL::EnableShaderObject ( uint obj ) [pure virtual]

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

virtual void MythRenderOpenGL::SetShaderParams	(	uint	prog,
		void *	vals,
		const char *	uniform
	)			`[pure virtual]`

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

Referenced by OpenGLVideo::PrepareFrame().

void MythRenderOpenGL::DrawBitmap	(	uint	tex,
		uint	target,
		const QRect *	src,
		const QRect *	dst,
		uint	prog,
		int	alpha = `255`,
		int	red = `255`,
		int	green = `255`,
		int	blue = `255`
	)

Definition at line 681 of file mythrender_opengl.cpp.

Referenced by VideoVisualGoom::Draw(), MythOpenGLPainter::DrawImage(), and OpenGLVideo::PrepareFrame().

void MythRenderOpenGL::DrawBitmap	(	uint *	textures,
		uint	texture_count,
		uint	target,
		const QRectF *	src,
		const QRectF *	dst,
		uint	prog
	)

Definition at line 697 of file mythrender_opengl.cpp.

void MythRenderOpenGL::DrawRect	(	const QRect &	area,
		const QBrush &	fillBrush,
		const QPen &	linePen,
		int	alpha
	)

Definition at line 713 of file mythrender_opengl.cpp.

Referenced by MythOpenGLPainter::DrawRect(), and OpenGLVideo::PrepareFrame().

void MythRenderOpenGL::DrawRoundRect	(	const QRect &	area,
		int	cornerRadius,
		const QBrush &	fillBrush,
		const QPen &	linePen,
		int	alpha
	)

Definition at line 722 of file mythrender_opengl.cpp.

Referenced by MythOpenGLPainter::DrawRoundRect().

virtual bool MythRenderOpenGL::RectanglesAreAccelerated ( void ) [inline, virtual]

Reimplemented in MythRenderOpenGL2.

Definition at line 173 of file mythrender_opengl.h.

Referenced by MythOpenGLPainter::DrawRoundRect().

virtual void MythRenderOpenGL::DrawBitmapPriv	(	uint	tex,
		const QRect *	src,
		const QRect *	dst,
		uint	prog,
		int	alpha,
		int	red,
		int	green,
		int	blue
	)			`[protected, pure virtual]`

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

Referenced by DrawBitmap().

virtual void MythRenderOpenGL::DrawBitmapPriv	(	uint *	textures,
		uint	texture_count,
		const QRectF *	src,
		const QRectF *	dst,
		uint	prog
	)			`[protected, pure virtual]`

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

virtual void MythRenderOpenGL::DrawRectPriv	(	const QRect &	area,
		const QBrush &	fillBrush,
		const QPen &	linePen,
		int	alpha
	)			`[protected, pure virtual]`

Implemented in MythRenderOpenGL1, and MythRenderOpenGL2.

Referenced by DrawRect().

virtual void MythRenderOpenGL::DrawRoundRectPriv	(	const QRect &	area,
		int	cornerRadius,
		const QBrush &	fillBrush,
		const QPen &	linePen,
		int	alpha
	)			`[protected, pure virtual]`