OpenSceneGraph  3.5.1
Classes | Public Types | Public Member Functions | Protected Types | Protected Member Functions | Protected Attributes | List of all members
osgShadow::ParallelSplitShadowMap Class Reference
Inheritance diagram for osgShadow::ParallelSplitShadowMap:
Inheritance graph
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Classes

class  FragmentShaderGenerator
 you can overwrite the fragment shader if you like to modify it yourself, own fragment shader can be used More...
 
struct  PSSMShadowSplitTexture
 

Public Types

enum  SplitCalcMode { SPLIT_LINEAR, SPLIT_EXP }
 
- Public Types inherited from osg::Object
enum  DataVariance { DYNAMIC, STATIC, UNSPECIFIED }
 

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 ()
 Initialize the ShadowedScene and local cached data structures. More...
 
virtual void update (osg::NodeVisitor &nv)
 Run the update traversal of the ShadowedScene and update any loca chached data structures. More...
 
virtual void cull (osgUtil::CullVisitor &cv)
 Run the cull traversal of the ShadowedScene and set up the rendering for this ShadowTechnique. More...
 
virtual void cleanSceneGraph ()
 Clean scene graph from any shadow technique specific nodes, state and drawables. More...
 
void setDebugColorOn ()
 Switch on the debug coloring in GLSL (only the first 3 texture/splits showed for visualisation. More...
 
void setPolygonOffset (const osg::Vec2f &p)
 Set the polygon offset osg::Vec2f(factor,unit) More...
 
const osg::Vec2fgetPolygonOffset () const
 Get the polygon offset osg::Vec2f(factor,unit) More...
 
void setTextureResolution (unsigned int resolution)
 Set the texture resolution. More...
 
unsigned int getTextureResolution () const
 Get the texture resolution. More...
 
void setMaxFarDistance (double farDist)
 Set the max far distance. More...
 
double getMaxFarDistance () const
 Get the max far distance. More...
 
void setMoveVCamBehindRCamFactor (double distFactor)
 Set the factor for moving the virtual camera behind the real camera. More...
 
double getMoveVCamBehindRCamFactor () const
 Get the factor for moving the virtual camera behind the real camera. More...
 
void setMinNearDistanceForSplits (double nd)
 Set min near distance for splits. More...
 
double getMinNearDistanceForSplits () const
 Get min near distance for splits. More...
 
void setUserLight (osg::Light *light)
 set a user defined light for shadow simulation (sun light, ... More...
 
const osg::LightgetUserLight () const
 get the user defined light for shadow simulation More...
 
void setAmbientBias (const osg::Vec2 &ambientBias)
 Set the values for the ambient bias the shader will use. More...
 
const osg::Vec2getAmbientBias () const
 Get the values for the ambient bias the shader will use. More...
 
void setFragmentShaderGenerator (FragmentShaderGenerator *fsw)
 set fragment shader generator More...
 
void enableShadowGLSLFiltering (bool filtering=true)
 enable / disable shadow filtering More...
 
void setSplitCalculationMode (SplitCalcMode scm=SPLIT_EXP)
 set split calculation mode More...
 
SplitCalcMode getSplitCalculationMode () const
 get split calculation mode More...
 
- 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 ()
 
const ShadowedScenegetShadowedScene () const
 
virtual void traverse (osg::NodeVisitor &nv)
 
virtual void dirty ()
 Dirty so that cached data structures are updated. More...
 
- Public Member Functions inherited from osg::Object
 Object ()
 Construct an object. More...
 
 Object (bool threadSafeRefUnref)
 
 Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
 Copy constructor, optional CopyOp object can be used to control shallow vs deep copying of dynamic data. More...
 
virtual ObjectcloneType () const =0
 Clone the type of an object, with Object* return type. More...
 
virtual Objectclone (const CopyOp &) const =0
 Clone an object, with Object* return type. More...
 
virtual bool isSameKindAs (const Object *) const
 
virtual const char * libraryName () const =0
 return the name of the object's library. More...
 
virtual const char * className () const =0
 return the name of the object's class type. More...
 
std::string getCompoundClassName () const
 return the compound class name that combines the library name and class name. More...
 
virtual NodeasNode ()
 Convert 'this' into a Node pointer if Object is a Node, otherwise return 0. More...
 
virtual const NodeasNode () const
 convert 'const this' into a const Node pointer if Object is a Node, otherwise return 0. More...
 
virtual NodeVisitorasNodeVisitor ()
 Convert 'this' into a NodeVisitor pointer if Object is a NodeVisitor, otherwise return 0. More...
 
virtual const NodeVisitorasNodeVisitor () const
 convert 'const this' into a const NodeVisitor pointer if Object is a NodeVisitor, otherwise return 0. More...
 
virtual StateAttributeasStateAttribute ()
 Convert 'this' into a StateAttribute pointer if Object is a StateAttribute, otherwise return 0. More...
 
virtual const StateAttributeasStateAttribute () const
 convert 'const this' into a const StateAttribute pointer if Object is a StateAttribute, otherwise return 0. More...
 
virtual UniformasUniform ()
 Convert 'this' into a Uniform pointer if Object is a Uniform, otherwise return 0. More...
 
virtual const UniformasUniform () const
 convert 'const this' into a const Uniform pointer if Object is a Uniform, otherwise return 0. More...
 
virtual void setThreadSafeRefUnref (bool threadSafe)
 Set whether to use a mutex to ensure ref() and unref() are thread safe. More...
 
virtual void setName (const std::string &name)
 Set the name of object using C++ style string. More...
 
void setName (const char *name)
 Set the name of object using a C style string. More...
 
const std::string & getName () const
 Get the name of object. More...
 
void setDataVariance (DataVariance dv)
 Set the data variance of this object. More...
 
DataVariance getDataVariance () const
 Get the data variance of this object. More...
 
virtual void computeDataVariance ()
 Compute the DataVariance based on an assessment of callback etc. More...
 
void setUserDataContainer (osg::UserDataContainer *udc)
 set the UserDataContainer object. More...
 
template<class T >
void setUserDataContainer (const ref_ptr< T > &udc)
 
osg::UserDataContainergetUserDataContainer ()
 get the UserDataContainer attached to this object. More...
 
const osg::UserDataContainergetUserDataContainer () const
 get the const UserDataContainer attached to this object. More...
 
osg::UserDataContainergetOrCreateUserDataContainer ()
 Convenience method that returns the UserDataContainer, and if one doesn't already exist creates and assigns a DefaultUserDataContainer to the Object and then return this new UserDataContainer. More...
 
virtual void setUserData (Referenced *obj)
 Set user data, data must be subclassed from Referenced to allow automatic memory handling. More...
 
template<class T >
void setUserData (const ref_ptr< T > &ud)
 
virtual ReferencedgetUserData ()
 Get user data. More...
 
virtual const ReferencedgetUserData () const
 Get const user data. More...
 
template<typename T >
bool getUserValue (const std::string &name, T &value) const
 Convenience method that casts the named UserObject to osg::TemplateValueObject<T> and gets the value. More...
 
template<typename T >
void setUserValue (const std::string &name, const T &value)
 Convenience method that creates the osg::TemplateValueObject<T> to store the specified value and adds it as a named UserObject. More...
 
virtual void resizeGLObjectBuffers (unsigned int)
 Resize any per context GLObject buffers to specified size. More...
 
virtual void releaseGLObjects (osg::State *=0) const
 If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context. More...
 
template<typename T >
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject BoundingBoxdValueObject BoundingSpheredValueObject bool getUserValue (const std::string &name, T &value) const
 provide implementation of osg::Object::getUserValue(..) template More...
 
- Public Member Functions inherited from osg::Referenced
 Referenced ()
 
 Referenced (bool threadSafeRefUnref)
 
 Referenced (const Referenced &)
 
Referencedoperator= (const Referenced &)
 
bool getThreadSafeRefUnref () const
 Get whether a mutex is used to ensure ref() and unref() are thread safe. More...
 
OpenThreads::Mutex * getRefMutex () const
 Get the mutex used to ensure thread safety of ref()/unref(). More...
 
int ref () const
 Increment the reference count by one, indicating that this object has another pointer which is referencing it. More...
 
int unref () const
 Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
 
int unref_nodelete () const
 Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
 
int referenceCount () const
 Return the number of pointers currently referencing this object. More...
 
ObserverSetgetObserverSet () const
 Get the ObserverSet if one is attached, otherwise return NULL. More...
 
ObserverSetgetOrCreateObserverSet () const
 Get the ObserverSet if one is attached, otherwise create an ObserverSet, attach it, then return this newly created ObserverSet. More...
 
void addObserver (Observer *observer) const
 Add a Observer that is observing this object, notify the Observer when this object gets deleted. More...
 
void removeObserver (Observer *observer) const
 Remove Observer that is observing this object. More...
 

Protected Types

typedef std::map< unsigned int, PSSMShadowSplitTexturePSSMShadowSplitTextureMap
 

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 ()
 Object destructor. More...
 
- 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 ()
 Get the optional global Referenced mutex, this can be shared between all osg::Referenced. More...
 
static void setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
 Set whether reference counting should use a mutex for thread safe reference counting. More...
 
static bool getThreadSafeReferenceCounting ()
 Get whether reference counting is active. More...
 
static void setDeleteHandler (DeleteHandler *handler)
 Set a DeleteHandler to which deletion of all referenced counted objects will be delegated. More...
 
static DeleteHandlergetDeleteHandler ()
 Get a DeleteHandler. More...
 

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:

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Generated at Wed Nov 11 2015 22:15:07 for the OpenSceneGraph by doxygen 1.8.10.