makVrv::DtVariableRateShadingImageUpdater Class Reference

Base class for GPU updates of the variable rate shading image Draw a full screen quad using a shader and provides a mechanism for end users to specify the shader to use and setup uniforms etc. More...

Inheritance diagram for makVrv::DtVariableRateShadingImageUpdater:

Public Member Functions
	DtVariableRateShadingImageUpdater (DtDe &de, DtVariableRateShadingImage *vrsImage)
	CTOR. More...
virtual void	drawImplementation (osg::RenderInfo &info) const
	draw the vrs image update pass More...
virtual void	releaseGLObjects (osg::State *state) const
	frees resources on context release More...
virtual void	shouldUpdate (bool shouldUpdate)
	flags if the vrs image should be updated More...
virtual void	restoreLastFboTarget (GLenum fboTarget)
	/brief set the fb rebind target type for resetting the last applied fbo (0 to not rebind) More...

Protected Member Functions
virtual	~DtVariableRateShadingImageUpdater ()
	DTOR. More...
virtual void	update (osg::State *state) const
	pre draw callback so concrete implementations can update uniforms etc at this point the shader will be bound More...
virtual void	initProgram (osg::State *state) const
	called by draw if program is null so concrete implementation can create program More...

Protected Attributes
DtDe &	myDe
DtVariableRateShadingImage *	myVariableRateShadingImage
	handle to the vrs images so we can bind it's textures fbo More...
DtGlProgram *	myProgram
	shader to update the vrs texture image More...
std::string	myVertexShaderSource
	vertex shader source More...
std::string	myFragmentShaderSource
	fragment shader source More...
osg::ref_ptr< osg::StateSet >	myVrsFillStateSet
	state set to encapsulate state changes when doing vrs fill More...
bool	myShouldUpdate
	should we update on the next drawImplementation More...
GLenum	myRestoreFboTarget
	the framebuffer target to bind last fbo to More...

Private Member Functions
	DtVariableRateShadingImageUpdater ()=delete
	not allowed More...
	DtVariableRateShadingImageUpdater (const DtVariableRateShadingImageUpdater &other)=delete
	Copy Constructor not implemented – Copy Not Allowed. More...
DtVariableRateShadingImageUpdater &	operator= (const DtVariableRateShadingImageUpdater &other)=delete
	Assignment Operator Not implemented – Assignment Not Allowed. More...

Detailed Description

Base class for GPU updates of the variable rate shading image Draw a full screen quad using a shader and provides a mechanism for end users to specify the shader to use and setup uniforms etc.

Constructor & Destructor Documentation

makVrv::DtVariableRateShadingImageUpdater::DtVariableRateShadingImageUpdater ( )

privatedelete

not allowed

makVrv::DtVariableRateShadingImageUpdater::DtVariableRateShadingImageUpdater ( const DtVariableRateShadingImageUpdater &  other )

privatedelete

Copy Constructor not implemented – Copy Not Allowed.

makVrv::DtVariableRateShadingImageUpdater::DtVariableRateShadingImageUpdater	(	DtDe &	de,
		DtVariableRateShadingImage *	vrsImage
	)

CTOR.

virtual makVrv::DtVariableRateShadingImageUpdater::~DtVariableRateShadingImageUpdater ( )

protectedvirtual

DTOR.

Member Function Documentation

DtVariableRateShadingImageUpdater& makVrv::DtVariableRateShadingImageUpdater::operator= ( const DtVariableRateShadingImageUpdater &  other )

privatedelete

Assignment Operator Not implemented – Assignment Not Allowed.

virtual void makVrv::DtVariableRateShadingImageUpdater::drawImplementation ( osg::RenderInfo &  info ) const

virtual

draw the vrs image update pass

virtual void makVrv::DtVariableRateShadingImageUpdater::releaseGLObjects ( osg::State *  state ) const

virtual

frees resources on context release

virtual void makVrv::DtVariableRateShadingImageUpdater::shouldUpdate ( bool  shouldUpdate )

virtual

flags if the vrs image should be updated

virtual void makVrv::DtVariableRateShadingImageUpdater::restoreLastFboTarget ( GLenum  fboTarget )

virtual

/brief set the fb rebind target type for resetting the last applied fbo (0 to not rebind)

virtual void makVrv::DtVariableRateShadingImageUpdater::update ( osg::State *  state ) const

protectedvirtual

pre draw callback so concrete implementations can update uniforms etc at this point the shader will be bound

Reimplemented in makVrv::DtVarjoVrsUpdater.

virtual void makVrv::DtVariableRateShadingImageUpdater::initProgram ( osg::State *  state ) const

protectedvirtual

called by draw if program is null so concrete implementation can create program

Reimplemented in makVrv::DtVarjoVrsUpdater.

Member Data Documentation

DtDe& makVrv::DtVariableRateShadingImageUpdater::myDe

protected

DtVariableRateShadingImage* makVrv::DtVariableRateShadingImageUpdater::myVariableRateShadingImage

protected

handle to the vrs images so we can bind it's textures fbo

DtGlProgram* makVrv::DtVariableRateShadingImageUpdater::myProgram

mutableprotected

shader to update the vrs texture image

std::string makVrv::DtVariableRateShadingImageUpdater::myVertexShaderSource

mutableprotected

vertex shader source

std::string makVrv::DtVariableRateShadingImageUpdater::myFragmentShaderSource

mutableprotected

fragment shader source

osg::ref_ptr<osg::StateSet> makVrv::DtVariableRateShadingImageUpdater::myVrsFillStateSet

mutableprotected

state set to encapsulate state changes when doing vrs fill

bool makVrv::DtVariableRateShadingImageUpdater::myShouldUpdate

mutableprotected

should we update on the next drawImplementation

GLenum makVrv::DtVariableRateShadingImageUpdater::myRestoreFboTarget

protected

the framebuffer target to bind last fbo to

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

• /data/exports/nrhent7-1/nightly/docs/vrForces.vrf4-10-branch/include/vrvOsg/DtVariableRateShadingImageUpdater.h