makVrv::DtOsgLightingComponent Class Reference

State component that injects lighting shaders and uniforms into a state set. It also has a DtLightComputeProgram that does a 2 pass set up/computation of lights affecting screen space tiles, which is then subsequently used by the lighting.

Inheritance diagram for makVrv::DtOsgLightingComponent:

Public Member Functions
	DtOsgLightingComponent (DtDe &de)
virtual	~DtOsgLightingComponent ()
virtual void	update (const std::vector< const DtLight * > &lights, const osg::State &state, const osg::Camera *camera)
virtual void	updateLightSourceIndexBufferHandle (const osg::Camera *camera, DtGlBuffer *handle, int maxNumLightSources, bool createIfNeeded)
virtual void	setDirty (bool isDirty)
virtual bool	dirty () const
virtual bool	install (osg::StateSet *stateset)
virtual bool	uninstall (osg::StateSet *stateset)
virtual bool	isInstalled (void) const
virtual const DtLightingComponentShaderConstants *	shaderConstants (const osg::Camera *camera) const
virtual DtLightingComponentShaderConstants *	shaderConstants (const osg::Camera *camera)
virtual void	releaseGLObjects (void)
virtual void	slot_reloadShader ()
Public Member Functions inherited from makVrv::DtOsgStateComponent
	DtOsgStateComponent (DtDe &de)

Protected Member Functions
virtual osg::ref_ptr < osg::Uniform >	createUniform (const std::string &name, osg::Uniform::Type type, int count=1)
virtual void	bindRenderPassBuffers (const osg::State &state)
virtual void	slot_componentVisualizationModeChanged (int mode)
virtual void	slot_paramsChanged (void)
Protected Member Functions inherited from makVrv::DtOsgStateComponent
virtual	~DtOsgStateComponent ()
virtual const std::string &	loadShaderSource (const std::string &strFileName) const

Protected Attributes
osg::ref_ptr< osg::Uniform >	myEnableLightingUniform
osg::ref_ptr< osg::Uniform >	myLightingOffClampUniform
std::vector< osg::ref_ptr < osg::Uniform > >	myUniforms
osg::ref_ptr< osg::Uniform >	myAmbientFactorUniform
osg::ref_ptr< osg::Uniform >	myUseGlobalAmbientUniform
osg::ref_ptr< osg::Uniform >	myDiffuseFactorUniform
osg::ref_ptr< osg::Uniform >	myUseGlobalDiffuseUniform
osg::ref_ptr< osg::Uniform >	myModelTypeDefaultUniform
bool	myDirty
bool	myIsInstalled
DtSignalConnectionManager	myConnections
osg::ref_ptr < DtLightingComponentStateAttribute >	myLightingComponentStateAttribute
DtThreadCameraStreamDataManager &	myTcsDataManager
DtOsgLightingComponentTcsUserDataCreator &	myUserDataCreator
Protected Attributes inherited from makVrv::DtOsgStateComponent
DtDe &	myDe
DtOsgShaderFilesCache &	myShaderFilesCache

Private Member Functions
	DtOsgLightingComponent ()=delete
	DtOsgLightingComponent (const DtOsgLightingComponent &)=delete
DtOsgLightingComponent &	operator= (const DtOsgLightingComponent &)=delete

Friends
class	DtLightingComponentStateAttribute

Constructor & Destructor Documentation

makVrv::DtOsgLightingComponent::DtOsgLightingComponent

(

DtDe &

de

)

CTOR.

virtual makVrv::DtOsgLightingComponent::~DtOsgLightingComponent ( )

virtual

DTOR.

makVrv::DtOsgLightingComponent::DtOsgLightingComponent ( )

privatedelete

private default constructor. not allowed.

makVrv::DtOsgLightingComponent::DtOsgLightingComponent ( const DtOsgLightingComponent &  )

privatedelete

prevent copy-construction

Member Function Documentation

DtOsgLightingComponent& makVrv::DtOsgLightingComponent::operator= ( const DtOsgLightingComponent &  )

privatedelete

prevent assignment

virtual void makVrv::DtOsgLightingComponent::update ( const std::vector< const DtLight * > &  lights, const osg::State &  state, const osg::Camera *  camera  )

virtual

Update the lighting uniforms with new light data.

virtual void makVrv::DtOsgLightingComponent::updateLightSourceIndexBufferHandle ( const osg::Camera *  camera, DtGlBuffer *  handle, int  maxNumLightSources, bool  createIfNeeded  )

virtual

add/update/remove a light source index buffer handle/size entry in the map

virtual void makVrv::DtOsgLightingComponent::setDirty ( bool  isDirty )

inlinevirtual

Sets dirty state for reinstallation.

virtual bool makVrv::DtOsgLightingComponent::dirty ( ) const

inlinevirtual

Checks if component needs to be re-installed.

virtual bool makVrv::DtOsgLightingComponent::install ( osg::StateSet *  stateset )

virtual

Install this component on a state set.

Implements makVrv::DtOsgStateComponent.

virtual bool makVrv::DtOsgLightingComponent::uninstall ( osg::StateSet *  stateset )

virtual

Uninstall this component from a state set.

Implements makVrv::DtOsgStateComponent.

virtual bool makVrv::DtOsgLightingComponent::isInstalled ( void  ) const

virtual

checks whether its installed

virtual const DtLightingComponentShaderConstants* makVrv::DtOsgLightingComponent::shaderConstants ( const osg::Camera *  camera ) const

virtual

get the shader constants

virtual DtLightingComponentShaderConstants* makVrv::DtOsgLightingComponent::shaderConstants ( const osg::Camera *  camera )

virtual

get the shader constants, non const

virtual void makVrv::DtOsgLightingComponent::releaseGLObjects ( void  )

virtual

virtual void makVrv::DtOsgLightingComponent::slot_reloadShader ( )

virtual

reload the light source compute shaders

virtual osg::ref_ptr<osg::Uniform> makVrv::DtOsgLightingComponent::createUniform ( const std::string &  name, osg::Uniform::Type  type, int  count = 1  )

protectedvirtual

virtual void makVrv::DtOsgLightingComponent::bindRenderPassBuffers ( const osg::State &  state )

protectedvirtual

This is called by the DtLightingComponentStateAttribute.

virtual void makVrv::DtOsgLightingComponent::slot_componentVisualizationModeChanged ( int  mode )

protectedvirtual

set the component visualization mode

virtual void makVrv::DtOsgLightingComponent::slot_paramsChanged ( void  )

protectedvirtual

Friends And Related Function Documentation

friend class DtLightingComponentStateAttribute

friend

Member Data Documentation

osg::ref_ptr<osg::Uniform> makVrv::DtOsgLightingComponent::myEnableLightingUniform

protected

osg::ref_ptr<osg::Uniform> makVrv::DtOsgLightingComponent::myLightingOffClampUniform

protected

std::vector< osg::ref_ptr<osg::Uniform> > makVrv::DtOsgLightingComponent::myUniforms

protected

osg::ref_ptr<osg::Uniform> makVrv::DtOsgLightingComponent::myAmbientFactorUniform

protected

osg::ref_ptr<osg::Uniform> makVrv::DtOsgLightingComponent::myUseGlobalAmbientUniform

protected

osg::ref_ptr<osg::Uniform> makVrv::DtOsgLightingComponent::myDiffuseFactorUniform

protected

osg::ref_ptr<osg::Uniform> makVrv::DtOsgLightingComponent::myUseGlobalDiffuseUniform

protected

osg::ref_ptr<osg::Uniform> makVrv::DtOsgLightingComponent::myModelTypeDefaultUniform

protected

bool makVrv::DtOsgLightingComponent::myDirty

protected

bool makVrv::DtOsgLightingComponent::myIsInstalled

protected

DtSignalConnectionManager makVrv::DtOsgLightingComponent::myConnections

protected

osg::ref_ptr<DtLightingComponentStateAttribute> makVrv::DtOsgLightingComponent::myLightingComponentStateAttribute

protected

DtThreadCameraStreamDataManager& makVrv::DtOsgLightingComponent::myTcsDataManager

protected

DtOsgLightingComponentTcsUserDataCreator& makVrv::DtOsgLightingComponent::myUserDataCreator

protected

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

• /data/exports/nrhent7-1/nightly/docs/vrForces.vrf5-1-branch/include/vrvOsg/DtOsgLightingComponent.h