osgShadow::ParallelSplitShadowMap Class Reference

Inheritance diagram for osgShadow::ParallelSplitShadowMap:

Classes
class	FragmentShaderGenerator
struct	PSSMShadowSplitTexture

Public Types
enum	SplitCalcMode { SPLIT_LINEAR, SPLIT_EXP }

Public Member Functions
	ParallelSplitShadowMap (osg::Geode **debugGroup=NULL, int icountplanes=3)
	ParallelSplitShadowMap (const ParallelSplitShadowMap &es, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
	META_Object (osgShadow, ParallelSplitShadowMap)
virtual void	init ()
virtual void	update (osg::NodeVisitor &nv)
virtual void	cull (osgUtil::CullVisitor &cv)
virtual void	cleanSceneGraph ()
void	setDebugColorOn ()
void	setPolygonOffset (const osg::Vec2f &p)
const osg::Vec2f &	getPolygonOffset () const
void	setTextureResolution (unsigned int resolution)
unsigned int	getTextureResolution () const
void	setMaxFarDistance (double farDist)
double	getMaxFarDistance () const
void	setMoveVCamBehindRCamFactor (double distFactor)
double	getMoveVCamBehindRCamFactor () const
void	setMinNearDistanceForSplits (double nd)
double	getMinNearDistanceForSplits () const
void	setUserLight (osg::Light *light)
const osg::Light *	getUserLight () const
void	setAmbientBias (const osg::Vec2 &ambientBias)
const osg::Vec2 &	getAmbientBias () const
void	setFragmentShaderGenerator (FragmentShaderGenerator *fsw)
void	enableShadowGLSLFiltering (bool filtering=true)
void	setSplitCalculationMode (SplitCalcMode scm=SPLIT_EXP)
SplitCalcMode	getSplitCalculationMode () const
Public Member Functions inherited from osgShadow::ShadowTechnique
	ShadowTechnique ()
	ShadowTechnique (const ShadowTechnique &es, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
	META_Object (osgShadow, ShadowTechnique)
ShadowedScene *	getShadowedScene ()
virtual void	traverse (osg::NodeVisitor &nv)
virtual void	dirty ()
Public Member Functions inherited from osg::Object
	Object ()
	Object (bool threadSafeRefUnref)
	Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual Object *	cloneType () const =0
virtual Object *	clone (const CopyOp &) const =0
virtual bool	isSameKindAs (const Object *) const
virtual const char *	libraryName () const =0
virtual const char *	className () const =0
virtual void	setThreadSafeRefUnref (bool threadSafe)
virtual void	setName (const std::string &name)
void	setName (const char *name)
const std::string &	getName () const
void	setDataVariance (DataVariance dv)
DataVariance	getDataVariance () const
virtual void	computeDataVariance ()
void	setUserDataContainer (osg::UserDataContainer *udc)
osg::UserDataContainer *	getUserDataContainer ()
const osg::UserDataContainer *	getUserDataContainer () const
osg::UserDataContainer *	getOrCreateUserDataContainer ()
virtual void	setUserData (Referenced *obj)
virtual Referenced *	getUserData ()
virtual const Referenced *	getUserData () const
template<typename T >
bool	getUserValue (const std::string &name, T &value) const
template<typename T >
void	setUserValue (const std::string &name, const T &value)
virtual void	resizeGLObjectBuffers (unsigned int)
virtual void	releaseGLObjects (osg::State *=0) const
Public Member Functions inherited from osg::Referenced
	Referenced ()
	Referenced (bool threadSafeRefUnref)
	Referenced (const Referenced &)
Referenced &	operator= (const Referenced &)
bool	getThreadSafeRefUnref () const
OpenThreads::Mutex *	getRefMutex () const
int	ref () const
int	unref () const
int	unref_nodelete () const
int	referenceCount () const
ObserverSet *	getObserverSet () const
ObserverSet *	getOrCreateObserverSet () const
void	addObserver (Observer *observer) const
void	removeObserver (Observer *observer) const

Protected Types
typedef std::map< unsigned int, PSSMShadowSplitTexture >	PSSMShadowSplitTextureMap

Protected Member Functions
virtual	~ParallelSplitShadowMap ()
Protected Member Functions inherited from osgShadow::ShadowTechnique
osg::Vec3	computeOrthogonalVector (const osg::Vec3 &direction) const
virtual	~ShadowTechnique ()
Protected Member Functions inherited from osg::Object
virtual	~Object ()
Protected Member Functions inherited from osg::Referenced
virtual	~Referenced ()
void	signalObserversAndDelete (bool signalDelete, bool doDelete) const
void	deleteUsingDeleteHandler () const

Protected Attributes
PSSMShadowSplitTextureMap	_PSSMShadowSplitTextureMap
Protected Attributes inherited from osgShadow::ShadowTechnique
ShadowedScene *	_shadowedScene
bool	_dirty
Protected Attributes inherited from osg::Object
std::string	_name
DataVariance	_dataVariance
osg::UserDataContainer *	_userDataContainer
Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr	_observerSet
OpenThreads::Atomic	_refCount

Additional Inherited Members
Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex *	getGlobalReferencedMutex ()
static void	setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
static bool	getThreadSafeReferenceCounting ()
static void	setDeleteHandler (DeleteHandler *handler)
static DeleteHandler *	getDeleteHandler ()

Member Typedef Documentation

typedef std::map<unsigned int,PSSMShadowSplitTexture> osgShadow::ParallelSplitShadowMap::PSSMShadowSplitTextureMap

protected

Member Enumeration Documentation

enum osgShadow::ParallelSplitShadowMap::SplitCalcMode

Enumerator:

SPLIT_LINEAR
SPLIT_EXP

Constructor & Destructor Documentation

osgShadow::ParallelSplitShadowMap::ParallelSplitShadowMap	(	osg::Geode **	debugGroup = NULL,
		int	icountplanes = 3
	)

osgShadow::ParallelSplitShadowMap::ParallelSplitShadowMap	(	const ParallelSplitShadowMap &	es,
		const osg::CopyOp &	copyop = osg::CopyOp::SHALLOW_COPY
	)

virtual osgShadow::ParallelSplitShadowMap::~ParallelSplitShadowMap ( )

inlineprotectedvirtual

Member Function Documentation

virtual void osgShadow::ParallelSplitShadowMap::cleanSceneGraph ( )

virtual

Clean scene graph from any shadow technique specific nodes, state and drawables.

Reimplemented from osgShadow::ShadowTechnique.

virtual void osgShadow::ParallelSplitShadowMap::cull ( osgUtil::CullVisitor &  cv )

virtual

Run the cull traversal of the ShadowedScene and set up the rendering for this ShadowTechnique.

Reimplemented from osgShadow::ShadowTechnique.

void osgShadow::ParallelSplitShadowMap::enableShadowGLSLFiltering ( bool  filtering = true )

inline

enable / disable shadow filtering

const osg::Vec2& osgShadow::ParallelSplitShadowMap::getAmbientBias ( ) const

inline

Get the values for the ambient bias the shader will use.

double osgShadow::ParallelSplitShadowMap::getMaxFarDistance ( ) const

inline

Get the max far distance

double osgShadow::ParallelSplitShadowMap::getMinNearDistanceForSplits ( ) const

inline

Get min near distance for splits

double osgShadow::ParallelSplitShadowMap::getMoveVCamBehindRCamFactor ( ) const

inline

Get the factor for moving the virtual camera behind the real camera

const osg::Vec2f& osgShadow::ParallelSplitShadowMap::getPolygonOffset ( ) const

inline

Get the polygon offset osg::Vec2f(factor,unit)

SplitCalcMode osgShadow::ParallelSplitShadowMap::getSplitCalculationMode ( ) const

inline

get split calculation mode

unsigned int osgShadow::ParallelSplitShadowMap::getTextureResolution ( ) const

inline

Get the texture resolution

const osg::Light* osgShadow::ParallelSplitShadowMap::getUserLight ( ) const

inline

get the user defined light for shadow simulation

virtual void osgShadow::ParallelSplitShadowMap::init ( )

virtual

Initialize the ShadowedScene and local cached data structures.

Reimplemented from osgShadow::ShadowTechnique.

osgShadow::ParallelSplitShadowMap::META_Object	(	osgShadow	,
		ParallelSplitShadowMap
	)

void osgShadow::ParallelSplitShadowMap::setAmbientBias

(

const osg::Vec2 &

ambientBias

)

Set the values for the ambient bias the shader will use.

void osgShadow::ParallelSplitShadowMap::setDebugColorOn ( )

inline

Switch on the debug coloring in GLSL (only the first 3 texture/splits showed for visualisation

void osgShadow::ParallelSplitShadowMap::setFragmentShaderGenerator ( FragmentShaderGenerator *  fsw )

inline

set fragment shader generator

void osgShadow::ParallelSplitShadowMap::setMaxFarDistance ( double  farDist )

inline

Set the max far distance

void osgShadow::ParallelSplitShadowMap::setMinNearDistanceForSplits ( double  nd )

inline

Set min near distance for splits

void osgShadow::ParallelSplitShadowMap::setMoveVCamBehindRCamFactor ( double  distFactor )

inline

Set the factor for moving the virtual camera behind the real camera

void osgShadow::ParallelSplitShadowMap::setPolygonOffset ( const osg::Vec2f &  p )

inline

Set the polygon offset osg::Vec2f(factor,unit)

void osgShadow::ParallelSplitShadowMap::setSplitCalculationMode ( SplitCalcMode  scm = SPLIT_EXP )

inline

set split calculation mode

void osgShadow::ParallelSplitShadowMap::setTextureResolution ( unsigned int  resolution )

inline

Set the texture resolution

void osgShadow::ParallelSplitShadowMap::setUserLight ( osg::Light *  light )

inline

set a user defined light for shadow simulation (sun light, ... ) when this light get passed to pssm, the scene's light are no longer collected and simulated. just this user passed light, it needs to be a directional light.

virtual void osgShadow::ParallelSplitShadowMap::update ( osg::NodeVisitor &  nv )

virtual

Run the update traversal of the ShadowedScene and update any loca chached data structures.

Reimplemented from osgShadow::ShadowTechnique.

Member Data Documentation

PSSMShadowSplitTextureMap osgShadow::ParallelSplitShadowMap::_PSSMShadowSplitTextureMap

protected

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

• ParallelSplitShadowMap