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osgShadow::ParallelSplitShadowMap Class Reference
Inheritance diagram for osgShadow::ParallelSplitShadowMap:
osgShadow::ShadowTechnique osg::Object osg::Referenced

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::Vec2fgetPolygonOffset () 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::LightgetUserLight () const
void setAmbientBias (const osg::Vec2 &ambientBias)
const osg::Vec2getAmbientBias () 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)
ShadowedScenegetShadowedScene ()
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 ObjectcloneType () const =0
virtual Objectclone (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::UserDataContainergetUserDataContainer ()
const osg::UserDataContainergetUserDataContainer () const
osg::UserDataContainergetOrCreateUserDataContainer ()
virtual void setUserData (Referenced *obj)
virtual ReferencedgetUserData ()
virtual const ReferencedgetUserData () 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 &)
Referencedoperator= (const Referenced &)
bool getThreadSafeRefUnref () const
OpenThreads::MutexgetRefMutex () const
int ref () const
int unref () const
int unref_nodelete () const
int referenceCount () const
ObserverSetgetObserverSet () const
ObserverSetgetOrCreateObserverSet () 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::MutexgetGlobalReferencedMutex ()
static void setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
static bool getThreadSafeReferenceCounting ()
static void setDeleteHandler (DeleteHandler *handler)
static DeleteHandlergetDeleteHandler ()

Member Typedef Documentation

Member Enumeration Documentation

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

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