OpenGl_Workspace Class Reference

Represents window with GL context. Provides methods to render primitives and maintain GL state. More...

#include <OpenGl_Workspace.hxx>

Inheritance diagram for OpenGl_Workspace:

Public Member Functions
	OpenGl_Workspace (const Handle< OpenGl_GraphicDriver > &theDriver, const CALL_DEF_WINDOW &theCWindow, Aspect_RenderingContext theGContext, const Handle< OpenGl_Caps > &theCaps, const Handle< OpenGl_Context > &theShareCtx)
	Main constructor - prepare GL context for specified window. More...
virtual	~OpenGl_Workspace ()
	Destructor. More...
void	SetActiveView (const Handle< OpenGl_View > &theView, const Standard_Integer theViewId)
const Handle< OpenGl_View > &	ActiveView () const
Standard_Integer	ActiveViewId () const
void	Redraw (const Graphic3d_CView &theCView, const Aspect_CLayer2d &theCUnderLayer, const Aspect_CLayer2d &theCOverLayer)
	Redraw the window. More...
Standard_Boolean	SetImmediateModeDrawToFront (const Standard_Boolean theDrawToFrontBuffer)
void	RedrawImmediate (const Graphic3d_CView &theCView, const Aspect_CLayer2d &theCUnderLayer, const Aspect_CLayer2d &theCOverLayer)
void	Invalidate (const Graphic3d_CView &)
Standard_Boolean	Print (const Handle< OpenGl_PrinterContext > &thePrintContext, const Graphic3d_CView &theCView, const Aspect_CLayer2d &theCUnderLayer, const Aspect_CLayer2d &theCOverLayer, const Aspect_Handle theHPrintDC, const Standard_Boolean theToShowBackground, const Standard_CString theFileName, const Aspect_PrintAlgo thePrintAlgorithm, const Standard_Real theScaleFactor)
	Special method to perform printing. System-specific and currently only Win platform implemented. More...
const Handle < OpenGl_PrinterContext > &	PrinterContext () const
void	DisplayCallback (const Graphic3d_CView &theCView, int theReason)
Graphic3d_PtrFrameBuffer	FBOCreate (const Standard_Integer theWidth, const Standard_Integer theHeight)
void	FBORelease (Graphic3d_PtrFrameBuffer theFBOPtr)
Standard_Boolean	BufferDump (OpenGl_FrameBuffer *theFBOPtr, Image_PixMap &theImage, const Graphic3d_BufferType &theBufferType)
Standard_Boolean &	UseZBuffer ()
Standard_Boolean &	UseDepthTest ()
Standard_Boolean &	UseGLLight ()
Standard_Integer	AntiAliasingMode () const
const OpenGl_AspectLine *	SetAspectLine (const OpenGl_AspectLine *theAspect)
const OpenGl_AspectFace *	SetAspectFace (const OpenGl_AspectFace *theAspect)
const OpenGl_AspectMarker *	SetAspectMarker (const OpenGl_AspectMarker *theAspect)
const OpenGl_AspectText *	SetAspectText (const OpenGl_AspectText *theAspect)
void	SetTextParam (const OpenGl_TextParam *theParam)
const OpenGl_AspectLine *	AspectLine (const Standard_Boolean theWithApply)
const OpenGl_AspectFace *	AspectFace (const Standard_Boolean theWithApply)
const OpenGl_AspectMarker *	AspectMarker (const Standard_Boolean theWithApply)
const OpenGl_AspectText *	AspectText (const Standard_Boolean theWithApply)
const OpenGl_TextParam *	AspectTextParams () const
void	ResetAppliedAspect ()
	Clear the applied aspect state. More...
Handle< OpenGl_Texture >	DisableTexture ()
Handle< OpenGl_Texture >	EnableTexture (const Handle< OpenGl_Texture > &theTexture, const Handle< Graphic3d_TextureParams > &theParams=NULL)
const Handle< OpenGl_Texture > &	ActiveTexture () const
void	SetRenderFilter (const Handle< OpenGl_RenderFilter > &theFilter)
	Set filter for restricting rendering of particular elements. Filter can be applied for rendering passes used by recursive rendering algorithms for rendering elements of groups. More...
const Handle < OpenGl_RenderFilter > &	GetRenderFilter () const
	Get rendering filter. More...
const OpenGl_Matrix *	ViewMatrix () const
const OpenGl_Matrix *	ModelMatrix () const
void	SetPolygonOffset (int theMode, Standard_ShortReal theFactor, Standard_ShortReal theUnits)
	Sets and applies current polygon offset. More...
const TEL_POFFSET_PARAM &	AppliedPolygonOffset ()
	Returns currently applied polygon offset params. More...
Standard_Boolean	IsCullingEnabled () const
Public Member Functions inherited from OpenGl_Window
	OpenGl_Window (const Handle< OpenGl_GraphicDriver > &theDriver, const CALL_DEF_WINDOW &theCWindow, Aspect_RenderingContext theGContext, const Handle< OpenGl_Caps > &theCaps, const Handle< OpenGl_Context > &theShareCtx)
	Main constructor - prepare GL context for specified window. More...
virtual	~OpenGl_Window ()
	Destructor. More...
void	Resize (const CALL_DEF_WINDOW &theCWindow)
	Resizes the window. More...
void	ReadDepths (const Standard_Integer theX, const Standard_Integer theY, const Standard_Integer theWidth, const Standard_Integer theHeight, float *theDepths)
	Reads depth component for current scene into specified buffer. More...
void	SetBackgroundColor (const Standard_ShortReal theR, const Standard_ShortReal theG, const Standard_ShortReal theB)
Standard_Integer	Width () const
Standard_Integer	Height () const
const TEL_COLOUR &	BackgroundColor () const
const Handle< OpenGl_Context > &	GetGlContext () const
Public Member Functions inherited from MMgt_TShared
virtual void	Delete () const
	Memory deallocator for transient classes. More...
Public Member Functions inherited from Standard_Transient
	Standard_Transient ()
	Empty constructor. More...
	Standard_Transient (const Standard_Transient &)
	Copy constructor – does nothing. More...
Standard_Transient &	operator= (const Standard_Transient &)
	Assignment operator, needed to avoid copying reference counter. More...
virtual	~Standard_Transient ()
	Destructor must be virtual. More...
virtual const Handle_Standard_Type &	DynamicType () const
	Returns a type information object about this object. More...
Standard_Boolean	IsInstance (const Handle_Standard_Type &theType) const
	Returns a true value if this is an instance of Type. More...
Standard_Boolean	IsInstance (const Standard_CString theTypeName) const
	Returns a true value if this is an instance of TypeName. More...
Standard_Boolean	IsKind (const Handle_Standard_Type &theType) const
	Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
Standard_Boolean	IsKind (const Standard_CString theTypeName) const
	Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
virtual Handle_Standard_Transient	This () const
	Returns a Handle which references this object. Must never be called to objects created in stack. More...
Standard_Integer	GetRefCount () const
	Get the reference counter of this object. More...

Data Fields
Standard_Integer	NamedStatus
const TEL_COLOUR *	HighlightColor

Protected Member Functions
void	copyBackToFront ()
	Copy content of Back buffer to the Front buffer. More...
bool	blitBuffers (OpenGl_FrameBuffer *theReadFbo, OpenGl_FrameBuffer *theDrawFbo)
	Blit image from/to specified buffers. More...
virtual Standard_Boolean	Activate ()
	Makes GL context for this window active in current thread. More...
void	redraw1 (const Graphic3d_CView &theCView, const Aspect_CLayer2d &theCUnderLayer, const Aspect_CLayer2d &theCOverLayer, OpenGl_FrameBuffer *theReadDrawFbo, const Graphic3d_Camera::Projection theProjection)
void	bindDefaultFbo (OpenGl_FrameBuffer *theCustomFbo=NULL)
	Setup default FBO. More...
void	drawStereoPair ()
	Blend together views pair into stereo image. More...
bool	redrawImmediate (const Graphic3d_CView &theCView, const Aspect_CLayer2d &theCUnderLayer, const Aspect_CLayer2d &theCOverLayer, OpenGl_FrameBuffer *theReadFbo, const Graphic3d_Camera::Projection theProjection, OpenGl_FrameBuffer *theDrawFbo, const Standard_Boolean theIsPartialUpdate=Standard_False)
	Blit snapshot containing main scene (myMainSceneFbos or BackBuffer) into presentation buffer (myMainSceneFbos -> offscreen FBO or myMainSceneFbos -> BackBuffer or BackBuffer -> FrontBuffer), and redraw immediate structures on top. More...
void	updateMaterial (const int theFlag)
void	setTextureParams (Handle< OpenGl_Texture > &theTexture, const Handle< Graphic3d_TextureParams > &theParams)
Protected Member Functions inherited from OpenGl_Window
void	Init ()
	Activates GL context and setup viewport. More...
void	EnableFeatures () const
void	DisableFeatures () const

Protected Attributes
protected fields
Handle< OpenGl_FrameBuffer >	myMainSceneFbos [2]
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Handle< OpenGl_FrameBuffer >	myImmediateSceneFbos [2]
	Additional buffers for immediate layer in stereo mode. More...
Standard_Boolean	myHasFboBlit
	Special flag which is invalidated when myMainSceneFbos can not be blitted for some reason (e.g. driver bugs). More...
OpenGl_VertexBuffer	myFullScreenQuad
	Vertices for full-screen quad rendering. More...
Handle< OpenGl_PrinterContext >	myPrintContext
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Handle< OpenGl_View >	myView
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Handle< OpenGl_LineAttributes >	myLineAttribs
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Standard_Integer	myViewId
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Standard_Integer	myAntiAliasingMode
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Standard_Boolean	myTransientDrawToFront
	optimization flag for immediate mode (to render directly to the front buffer) More...
Standard_Boolean	myBackBufferRestored
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Standard_Boolean	myIsImmediateDrawn
	flag indicates that immediate mode buffer contains some data More...
Standard_Boolean	myUseZBuffer
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Standard_Boolean	myUseDepthTest
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Standard_Boolean	myUseGLLight
	Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers). More...
Standard_Boolean	myIsCullingEnabled
	frustum culling flag More...
unsigned int	myFrameCounter
	redraw counter, for debugging More...
fields related to status
Handle< OpenGl_RenderFilter >	myRenderFilter
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
Handle< OpenGl_Texture >	myTextureBound
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_AspectLine *	AspectLine_set
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_AspectLine *	AspectLine_applied
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_AspectFace *	AspectFace_set
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_AspectFace *	AspectFace_applied
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_AspectMarker *	AspectMarker_set
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_AspectMarker *	AspectMarker_applied
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_AspectText *	AspectText_set
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_AspectText *	AspectText_applied
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_TextParam *	TextParam_set
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_TextParam *	TextParam_applied
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_Matrix *	ViewMatrix_applied
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
const OpenGl_Matrix *	StructureMatrix_applied
	currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture) More...
OpenGl_Material	myMatFront
	current front material state (cached to reduce GL context updates) More...
OpenGl_Material	myMatBack
	current back material state More...
OpenGl_Material	myMatTmp
	temporary variable More...
TelCullMode	myCullingMode
	back face culling mode, applied from face aspect More...
OpenGl_Matrix	myModelViewMatrix
	Model matrix with applied structure transformations. More...
TEL_POFFSET_PARAM	PolygonOffset_applied
	Currently applied polygon offset. More...
OpenGl_AspectFace	myAspectFaceHl
	Hiddenline aspect. More...
Protected Attributes inherited from OpenGl_Window
Handle< OpenGl_Context >	myGlContext
Standard_Boolean	myOwnGContext
	set to TRUE if GL context was not created by this class More...
Standard_Integer	myWidth
	window width in pixels More...
Standard_Integer	myHeight
	window height in pixels More...
TEL_COLOUR	myBgColor
	background color More...

Detailed Description

Represents window with GL context. Provides methods to render primitives and maintain GL state.

Constructor & Destructor Documentation

OpenGl_Workspace::OpenGl_Workspace	(	const Handle< OpenGl_GraphicDriver > &	theDriver,
		const CALL_DEF_WINDOW &	theCWindow,
		Aspect_RenderingContext	theGContext,
		const Handle< OpenGl_Caps > &	theCaps,
		const Handle< OpenGl_Context > &	theShareCtx
	)

Main constructor - prepare GL context for specified window.

virtual OpenGl_Workspace::~OpenGl_Workspace ( )

virtual

Destructor.

Member Function Documentation

virtual Standard_Boolean OpenGl_Workspace::Activate ( )

protectedvirtual

Makes GL context for this window active in current thread.

Reimplemented from OpenGl_Window.

const Handle< OpenGl_Texture >& OpenGl_Workspace::ActiveTexture ( ) const

inline

const Handle< OpenGl_View >& OpenGl_Workspace::ActiveView ( ) const

inline

Standard_Integer OpenGl_Workspace::ActiveViewId ( ) const

inline

Standard_Integer OpenGl_Workspace::AntiAliasingMode ( ) const

inline

const TEL_POFFSET_PARAM& OpenGl_Workspace::AppliedPolygonOffset ( )

inline

Returns currently applied polygon offset params.

const OpenGl_AspectFace* OpenGl_Workspace::AspectFace

(

const Standard_Boolean

theWithApply

)

const OpenGl_AspectLine* OpenGl_Workspace::AspectLine

(

const Standard_Boolean

theWithApply

)

const OpenGl_AspectMarker* OpenGl_Workspace::AspectMarker

(

const Standard_Boolean

theWithApply

)

const OpenGl_AspectText* OpenGl_Workspace::AspectText

(

const Standard_Boolean

theWithApply

)

const OpenGl_TextParam* OpenGl_Workspace::AspectTextParams ( ) const

inline

void OpenGl_Workspace::bindDefaultFbo ( OpenGl_FrameBuffer *  theCustomFbo = NULL )

protected

Setup default FBO.

bool OpenGl_Workspace::blitBuffers ( OpenGl_FrameBuffer *  theReadFbo, OpenGl_FrameBuffer *  theDrawFbo  )

protected

Blit image from/to specified buffers.

Standard_Boolean OpenGl_Workspace::BufferDump	(	OpenGl_FrameBuffer *	theFBOPtr,
		Image_PixMap &	theImage,
		const Graphic3d_BufferType &	theBufferType
	)

void OpenGl_Workspace::copyBackToFront ( )

protected

Copy content of Back buffer to the Front buffer.

Handle< OpenGl_Texture > OpenGl_Workspace::DisableTexture

(

)

void OpenGl_Workspace::DisplayCallback	(	const Graphic3d_CView &	theCView,
		int	theReason
	)

void OpenGl_Workspace::drawStereoPair ( )

protected

Blend together views pair into stereo image.

Handle< OpenGl_Texture > OpenGl_Workspace::EnableTexture	(	const Handle< OpenGl_Texture > &	theTexture,
		const Handle< Graphic3d_TextureParams > &	theParams = NULL
	)

Graphic3d_PtrFrameBuffer OpenGl_Workspace::FBOCreate	(	const Standard_Integer	theWidth,
		const Standard_Integer	theHeight
	)

void OpenGl_Workspace::FBORelease

(

Graphic3d_PtrFrameBuffer

theFBOPtr

)

const Handle< OpenGl_RenderFilter >& OpenGl_Workspace::GetRenderFilter ( ) const

inline

Get rendering filter.

Returns

filter instance.

void OpenGl_Workspace::Invalidate ( const Graphic3d_CView &  )

inline

Standard_Boolean OpenGl_Workspace::IsCullingEnabled ( ) const

inline

Returns

true if clipping algorithm enabled

const OpenGl_Matrix* OpenGl_Workspace::ModelMatrix ( ) const

inline

Returns

applied model structure matrix.

Standard_Boolean OpenGl_Workspace::Print	(	const Handle< OpenGl_PrinterContext > &	thePrintContext,
		const Graphic3d_CView &	theCView,
		const Aspect_CLayer2d &	theCUnderLayer,
		const Aspect_CLayer2d &	theCOverLayer,
		const Aspect_Handle	theHPrintDC,
		const Standard_Boolean	theToShowBackground,
		const Standard_CString	theFileName,
		const Aspect_PrintAlgo	thePrintAlgorithm,
		const Standard_Real	theScaleFactor
	)

Special method to perform printing. System-specific and currently only Win platform implemented.

const Handle< OpenGl_PrinterContext >& OpenGl_Workspace::PrinterContext ( ) const

inline

void OpenGl_Workspace::Redraw	(	const Graphic3d_CView &	theCView,
		const Aspect_CLayer2d &	theCUnderLayer,
		const Aspect_CLayer2d &	theCOverLayer
	)

Redraw the window.

void OpenGl_Workspace::redraw1 ( const Graphic3d_CView &  theCView, const Aspect_CLayer2d &  theCUnderLayer, const Aspect_CLayer2d &  theCOverLayer, OpenGl_FrameBuffer *  theReadDrawFbo, const Graphic3d_Camera::Projection  theProjection  )

protected

void OpenGl_Workspace::RedrawImmediate	(	const Graphic3d_CView &	theCView,
		const Aspect_CLayer2d &	theCUnderLayer,
		const Aspect_CLayer2d &	theCOverLayer
	)

bool OpenGl_Workspace::redrawImmediate ( const Graphic3d_CView &  theCView, const Aspect_CLayer2d &  theCUnderLayer, const Aspect_CLayer2d &  theCOverLayer, OpenGl_FrameBuffer *  theReadFbo, const Graphic3d_Camera::Projection  theProjection, OpenGl_FrameBuffer *  theDrawFbo, const Standard_Boolean  theIsPartialUpdate = Standard_False  )

protected

Blit snapshot containing main scene (myMainSceneFbos or BackBuffer) into presentation buffer (myMainSceneFbos -> offscreen FBO or myMainSceneFbos -> BackBuffer or BackBuffer -> FrontBuffer), and redraw immediate structures on top.

When scene caching is disabled (myTransientDrawToFront, no double buffer in window, etc.), the first step (blitting) will be skipped.

Returns

false if immediate structures has been rendered directly into FrontBuffer and Buffer Swap should not be called.

void OpenGl_Workspace::ResetAppliedAspect

(

)

Clear the applied aspect state.

void OpenGl_Workspace::SetActiveView ( const Handle< OpenGl_View > &  theView, const Standard_Integer  theViewId  )

inline

const OpenGl_AspectFace* OpenGl_Workspace::SetAspectFace

(

const OpenGl_AspectFace *

theAspect

)

const OpenGl_AspectLine* OpenGl_Workspace::SetAspectLine

(

const OpenGl_AspectLine *

theAspect

)

const OpenGl_AspectMarker* OpenGl_Workspace::SetAspectMarker

(

const OpenGl_AspectMarker *

theAspect

)

const OpenGl_AspectText* OpenGl_Workspace::SetAspectText

(

const OpenGl_AspectText *

theAspect

)

Standard_Boolean OpenGl_Workspace::SetImmediateModeDrawToFront

(

const Standard_Boolean

theDrawToFrontBuffer

)

void OpenGl_Workspace::SetPolygonOffset	(	int	theMode,
		Standard_ShortReal	theFactor,
		Standard_ShortReal	theUnits
	)

Sets and applies current polygon offset.

void OpenGl_Workspace::SetRenderFilter ( const Handle< OpenGl_RenderFilter > &  theFilter )

inline

Set filter for restricting rendering of particular elements. Filter can be applied for rendering passes used by recursive rendering algorithms for rendering elements of groups.

Parameters

theFilter

[in] the filter instance.

void OpenGl_Workspace::SetTextParam ( const OpenGl_TextParam *  theParam )

inline

void OpenGl_Workspace::setTextureParams ( Handle< OpenGl_Texture > &  theTexture, const Handle< Graphic3d_TextureParams > &  theParams  )

protected

void OpenGl_Workspace::updateMaterial ( const int  theFlag )

protected

Standard_Boolean& OpenGl_Workspace::UseDepthTest ( )

inline

Standard_Boolean& OpenGl_Workspace::UseGLLight ( )

inline

Standard_Boolean& OpenGl_Workspace::UseZBuffer ( )

inline

const OpenGl_Matrix* OpenGl_Workspace::ViewMatrix ( ) const

inline

Returns

applied view matrix.

Field Documentation

const OpenGl_AspectFace * OpenGl_Workspace::AspectFace_applied

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_AspectFace* OpenGl_Workspace::AspectFace_set

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_AspectLine * OpenGl_Workspace::AspectLine_applied

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_AspectLine* OpenGl_Workspace::AspectLine_set

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_AspectMarker * OpenGl_Workspace::AspectMarker_applied

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_AspectMarker* OpenGl_Workspace::AspectMarker_set

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_AspectText * OpenGl_Workspace::AspectText_applied

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_AspectText* OpenGl_Workspace::AspectText_set

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const TEL_COLOUR* OpenGl_Workspace::HighlightColor

Standard_Integer OpenGl_Workspace::myAntiAliasingMode

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

OpenGl_AspectFace OpenGl_Workspace::myAspectFaceHl

protected

Hiddenline aspect.

Standard_Boolean OpenGl_Workspace::myBackBufferRestored

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

TelCullMode OpenGl_Workspace::myCullingMode

protected

back face culling mode, applied from face aspect

unsigned int OpenGl_Workspace::myFrameCounter

protected

redraw counter, for debugging

OpenGl_VertexBuffer OpenGl_Workspace::myFullScreenQuad

protected

Vertices for full-screen quad rendering.

Standard_Boolean OpenGl_Workspace::myHasFboBlit

protected

Special flag which is invalidated when myMainSceneFbos can not be blitted for some reason (e.g. driver bugs).

Handle< OpenGl_FrameBuffer > OpenGl_Workspace::myImmediateSceneFbos[2]

protected

Additional buffers for immediate layer in stereo mode.

Standard_Boolean OpenGl_Workspace::myIsCullingEnabled

protected

frustum culling flag

Standard_Boolean OpenGl_Workspace::myIsImmediateDrawn

protected

flag indicates that immediate mode buffer contains some data

Handle< OpenGl_LineAttributes > OpenGl_Workspace::myLineAttribs

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

Handle< OpenGl_FrameBuffer > OpenGl_Workspace::myMainSceneFbos[2]

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

OpenGl_Material OpenGl_Workspace::myMatBack

protected

current back material state

OpenGl_Material OpenGl_Workspace::myMatFront

protected

current front material state (cached to reduce GL context updates)

OpenGl_Material OpenGl_Workspace::myMatTmp

protected

temporary variable

OpenGl_Matrix OpenGl_Workspace::myModelViewMatrix

protected

Model matrix with applied structure transformations.

Handle< OpenGl_PrinterContext > OpenGl_Workspace::myPrintContext

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

Handle< OpenGl_RenderFilter > OpenGl_Workspace::myRenderFilter

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

Handle< OpenGl_Texture > OpenGl_Workspace::myTextureBound

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

Standard_Boolean OpenGl_Workspace::myTransientDrawToFront

protected

optimization flag for immediate mode (to render directly to the front buffer)

Standard_Boolean OpenGl_Workspace::myUseDepthTest

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

Standard_Boolean OpenGl_Workspace::myUseGLLight

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

Standard_Boolean OpenGl_Workspace::myUseZBuffer

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

Handle< OpenGl_View > OpenGl_Workspace::myView

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

Standard_Integer OpenGl_Workspace::myViewId

protected

Two framebuffers (left and right views) store cached main presentation of the view (without presentation of immediate layers).

Standard_Integer OpenGl_Workspace::NamedStatus

TEL_POFFSET_PARAM OpenGl_Workspace::PolygonOffset_applied

protected

Currently applied polygon offset.

const OpenGl_Matrix* OpenGl_Workspace::StructureMatrix_applied

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_TextParam * OpenGl_Workspace::TextParam_applied

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_TextParam* OpenGl_Workspace::TextParam_set

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

const OpenGl_Matrix* OpenGl_Workspace::ViewMatrix_applied

protected

currently bound texture (managed by OpenGl_AspectFace and OpenGl_View environment texture)

---

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

• OpenGl_Workspace.hxx