This class is responsible for managing shader programs. More...

#include <OpenGl_ShaderManager.hxx>

Inheritance diagram for OpenGl_ShaderManager:

Public Member Functions
	OpenGl_ShaderManager (OpenGl_Context *theContext)
	Creates new empty shader manager. More...

virtual	~OpenGl_ShaderManager ()
	Releases resources of shader manager. More...

void	Create (const Handle< Graphic3d_ShaderProgram > &theProxy, TCollection_AsciiString &theShareKey, Handle< OpenGl_ShaderProgram > &theProgram)
	Creates new shader program or re-use shared instance. More...

void	Unregister (TCollection_AsciiString &theShareKey, Handle< OpenGl_ShaderProgram > &theProgram)
	Unregisters specified shader program. More...

const OpenGl_ShaderProgramList &	ShaderPrograms () const
	Returns list of registered shader programs. More...

Standard_Boolean	IsEmpty () const
	Returns true if no program objects are registered in the manager. More...

const OpenGl_LightSourceState &	LightSourceState () const
	Returns current state of OCCT light sources. More...

void	UpdateLightSourceStateTo (const OpenGl_ListOfLight *theLights)
	Updates state of OCCT light sources. More...

void	PushLightSourceState (const Handle< OpenGl_ShaderProgram > &theProgram) const
	Pushes current state of OCCT light sources to specified program. More...

const OpenGl_ProjectionState &	ProjectionState () const
	Returns current state of OCCT projection transform. More...

void	UpdateProjectionStateTo (const Tmatrix3 &theProjectionMatrix)
	Updates state of OCCT projection transform. More...

void	RevertProjectionStateTo (const Tmatrix3 &theProjectionMatrix)
	Reverts state of OCCT projection transform. More...

void	PushProjectionState (const Handle< OpenGl_ShaderProgram > &theProgram) const
	Pushes current state of OCCT projection transform to specified program. More...

const OpenGl_ModelWorldState &	ModelWorldState () const
	Returns current state of OCCT model-world transform. More...

void	UpdateModelWorldStateTo (const Tmatrix3 &theModelWorldMatrix)
	Updates state of OCCT model-world transform. More...

void	RevertModelWorldStateTo (const Tmatrix3 &theModelWorldMatrix)
	Reverts state of OCCT model-world transform. More...

void	PushModelWorldState (const Handle< OpenGl_ShaderProgram > &theProgram) const
	Pushes current state of OCCT model-world transform to specified program. More...

const OpenGl_WorldViewState &	WorldViewState () const
	Returns current state of OCCT world-view transform. More...

void	UpdateWorldViewStateTo (const Tmatrix3 &theWorldViewMatrix)
	Updates state of OCCT world-view transform. More...

void	RevertWorldViewStateTo (const Tmatrix3 &theWorldViewMatrix)
	Reverts state of OCCT world-view transform. More...

void	PushWorldViewState (const Handle< OpenGl_ShaderProgram > &theProgram) const
	Pushes current state of OCCT world-view transform to specified program. More...

void	UpdateClippingState ()
	Updates state of OCCT clipping planes. More...

void	RevertClippingState ()
	Reverts state of OCCT clipping planes. More...

void	PushClippingState (const Handle< OpenGl_ShaderProgram > &theProgram) const
	Pushes current state of OCCT clipping planes to specified program. More...

void	ResetMaterialStates ()
	Resets state of OCCT material for all programs. More...

void	UpdateMaterialStateTo (const Handle< OpenGl_ShaderProgram > &theProgram, const OpenGl_Element *theAspect)
	Updates state of OCCT material for specified program. More...

void	PushMaterialState (const Handle< OpenGl_ShaderProgram > &theProgram) const
	Pushes current state of OCCT material to specified program. More...

const OpenGl_MaterialState *	MaterialState (const Handle< OpenGl_ShaderProgram > &theProgram) const
	Returns current state of OCCT material for specified program. More...

void	PushState (const Handle< OpenGl_ShaderProgram > &theProgram) const
	Pushes current state of OCCT graphics parameters to specified program. More...

void	SetContext (OpenGl_Context *theCtx)
	Overwrites context. 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 void	Delete () const
	Memory deallocator for transient classes. More...

virtual void	ShallowDump (Standard_OStream &) const

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...

Protected Attributes
OpenGl_MaterialStates	myMaterialStates
	Per-program state of OCCT material. More...

OpenGl_ProjectionState	myProjectionState
	State of OCCT projection transformation. More...

OpenGl_ModelWorldState	myModelWorldState
	State of OCCT model-world transformation. More...

OpenGl_WorldViewState	myWorldViewState
	State of OCCT world-view transformation. More...

OpenGl_LightSourceState	myClippingState
	State of OCCT clipping planes. More...

OpenGl_LightSourceState	myLightSourceState
	State of OCCT light sources. More...

OpenGl_ShaderProgramList	myProgramList
	The list of shader programs. More...

OpenGl_Context *	myContext
	The OpenGL context. More...

Detailed Description

This class is responsible for managing shader programs.

Constructor & Destructor Documentation

OpenGl_ShaderManager::OpenGl_ShaderManager ( OpenGl_Context * theContext )

Creates new empty shader manager.

virtual OpenGl_ShaderManager::~OpenGl_ShaderManager ( )

virtual

Releases resources of shader manager.

Member Function Documentation

void OpenGl_ShaderManager::Create	(	const Handle< Graphic3d_ShaderProgram > &	theProxy,
		TCollection_AsciiString &	theShareKey,
		Handle< OpenGl_ShaderProgram > &	theProgram
	)

Creates new shader program or re-use shared instance.

Parameters

theProxy	[IN] program definition
theShareKey	[OUT] sharing key
theProgram	[OUT] OpenGL program

Standard_Boolean OpenGl_ShaderManager::IsEmpty ( ) const

Returns true if no program objects are registered in the manager.

const OpenGl_LightSourceState& OpenGl_ShaderManager::LightSourceState ( ) const

Returns current state of OCCT light sources.

const OpenGl_MaterialState* OpenGl_ShaderManager::MaterialState ( const Handle< OpenGl_ShaderProgram > & theProgram ) const

Returns current state of OCCT material for specified program.

const OpenGl_ModelWorldState& OpenGl_ShaderManager::ModelWorldState ( ) const

Returns current state of OCCT model-world transform.

const OpenGl_ProjectionState& OpenGl_ShaderManager::ProjectionState ( ) const

Returns current state of OCCT projection transform.

void OpenGl_ShaderManager::PushClippingState ( const Handle< OpenGl_ShaderProgram > & theProgram ) const

Pushes current state of OCCT clipping planes to specified program.

void OpenGl_ShaderManager::PushLightSourceState ( const Handle< OpenGl_ShaderProgram > & theProgram ) const

Pushes current state of OCCT light sources to specified program.

void OpenGl_ShaderManager::PushMaterialState ( const Handle< OpenGl_ShaderProgram > & theProgram ) const

Pushes current state of OCCT material to specified program.

void OpenGl_ShaderManager::PushModelWorldState ( const Handle< OpenGl_ShaderProgram > & theProgram ) const

Pushes current state of OCCT model-world transform to specified program.

void OpenGl_ShaderManager::PushProjectionState ( const Handle< OpenGl_ShaderProgram > & theProgram ) const

Pushes current state of OCCT projection transform to specified program.

void OpenGl_ShaderManager::PushState ( const Handle< OpenGl_ShaderProgram > & theProgram ) const

Pushes current state of OCCT graphics parameters to specified program.

void OpenGl_ShaderManager::PushWorldViewState ( const Handle< OpenGl_ShaderProgram > & theProgram ) const

Pushes current state of OCCT world-view transform to specified program.

void OpenGl_ShaderManager::ResetMaterialStates ( )

Resets state of OCCT material for all programs.

void OpenGl_ShaderManager::RevertClippingState ( )

Reverts state of OCCT clipping planes.

void OpenGl_ShaderManager::RevertModelWorldStateTo ( const Tmatrix3 & theModelWorldMatrix )

Reverts state of OCCT model-world transform.

void OpenGl_ShaderManager::RevertProjectionStateTo ( const Tmatrix3 & theProjectionMatrix )

Reverts state of OCCT projection transform.

void OpenGl_ShaderManager::RevertWorldViewStateTo ( const Tmatrix3 & theWorldViewMatrix )

Reverts state of OCCT world-view transform.

void OpenGl_ShaderManager::SetContext ( OpenGl_Context * theCtx )

inline

Overwrites context.

const OpenGl_ShaderProgramList& OpenGl_ShaderManager::ShaderPrograms ( ) const

Returns list of registered shader programs.

void OpenGl_ShaderManager::Unregister	(	TCollection_AsciiString &	theShareKey,
		Handle< OpenGl_ShaderProgram > &	theProgram
	)

Unregisters specified shader program.

void OpenGl_ShaderManager::UpdateClippingState ( )

Updates state of OCCT clipping planes.

void OpenGl_ShaderManager::UpdateLightSourceStateTo ( const OpenGl_ListOfLight * theLights )

Updates state of OCCT light sources.

void OpenGl_ShaderManager::UpdateMaterialStateTo	(	const Handle< OpenGl_ShaderProgram > &	theProgram,
		const OpenGl_Element *	theAspect
	)

Updates state of OCCT material for specified program.

void OpenGl_ShaderManager::UpdateModelWorldStateTo ( const Tmatrix3 & theModelWorldMatrix )

Updates state of OCCT model-world transform.

void OpenGl_ShaderManager::UpdateProjectionStateTo ( const Tmatrix3 & theProjectionMatrix )

Updates state of OCCT projection transform.

void OpenGl_ShaderManager::UpdateWorldViewStateTo ( const Tmatrix3 & theWorldViewMatrix )

Updates state of OCCT world-view transform.

const OpenGl_WorldViewState& OpenGl_ShaderManager::WorldViewState ( ) const

Returns current state of OCCT world-view transform.

Field Documentation

OpenGl_LightSourceState OpenGl_ShaderManager::myClippingState

protected

State of OCCT clipping planes.

OpenGl_Context* OpenGl_ShaderManager::myContext

protected

The OpenGL context.

OpenGl_LightSourceState OpenGl_ShaderManager::myLightSourceState

protected

State of OCCT light sources.

OpenGl_MaterialStates OpenGl_ShaderManager::myMaterialStates

protected

Per-program state of OCCT material.

OpenGl_ModelWorldState OpenGl_ShaderManager::myModelWorldState

protected

State of OCCT model-world transformation.

OpenGl_ShaderProgramList OpenGl_ShaderManager::myProgramList

protected

The list of shader programs.

OpenGl_ProjectionState OpenGl_ShaderManager::myProjectionState

protected

State of OCCT projection transformation.

OpenGl_WorldViewState OpenGl_ShaderManager::myWorldViewState

protected

State of OCCT world-view transformation.

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

OpenGl_ShaderManager.hxx

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Field Documentation