openscenegraph
osgShadow::ViewDependentShadowMap Class Reference

#include <ViewDependentShadowMap>

Inheritance diagram for osgShadow::ViewDependentShadowMap:
osgShadow::ShadowTechnique osg::Object osg::Referenced

Classes

struct  Frustum
struct  LightData
struct  ShadowData
class  ViewDependentData

Public Types

typedef std::list< osg::ref_ptr< LightData > > LightDataList
typedef std::list< osg::ref_ptr< ShadowData > > ShadowDataList
Public Types inherited from osg::Object
enum  DataVariance { DYNAMIC , STATIC , UNSPECIFIED }

Public Member Functions

 ViewDependentShadowMap ()
 ViewDependentShadowMap (const ViewDependentShadowMap &vdsm, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
 META_Object (osgShadow, ViewDependentShadowMap)
virtual void init ()
virtual void update (osg::NodeVisitor &nv)
virtual void cull (osgUtil::CullVisitor &cv)
virtual void resizeGLObjectBuffers (unsigned int maxSize)
virtual void releaseGLObjects (osg::State *=0) const
virtual void cleanSceneGraph ()
virtual ViewDependentData * createViewDependentData (osgUtil::CullVisitor *cv)
ViewDependentData * getViewDependentData (osgUtil::CullVisitor *cv)
virtual void createShaders ()
virtual bool selectActiveLights (osgUtil::CullVisitor *cv, ViewDependentData *vdd) const
virtual osg::Polytope computeLightViewFrustumPolytope (Frustum &frustum, LightData &positionedLight)
virtual bool computeShadowCameraSettings (Frustum &frustum, LightData &positionedLight, osg::Matrixd &projectionMatrix, osg::Matrixd &viewMatrix)
virtual bool adjustPerspectiveShadowMapCameraSettings (osgUtil::RenderStage *renderStage, Frustum &frustum, LightData &positionedLight, osg::Camera *camera)
virtual bool assignTexGenSettings (osgUtil::CullVisitor *cv, osg::Camera *camera, unsigned int textureUnit, osg::TexGen *texgen)
virtual void cullShadowReceivingScene (osgUtil::CullVisitor *cv) const
virtual void cullShadowCastingScene (osgUtil::CullVisitor *cv, osg::Camera *camera) const
virtual osg::StateSet * selectStateSetForRenderingShadow (ViewDependentData &vdd) const
Public Member Functions inherited from osgShadow::ShadowTechnique
 ShadowTechnique ()
 ShadowTechnique (const ShadowTechnique &es, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
virtual bool isSameKindAs (const osg::Object *obj) const
virtual const char * libraryName () const
virtual const char * className () const
virtual void setShadowedScene (ShadowedScene *ss)
ShadowedScene * getShadowedScene ()
const ShadowedScene * getShadowedScene () const
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
std::string getCompoundClassName () const
virtual Node * asNode ()
virtual const Node * asNode () const
virtual NodeVisitor * asNodeVisitor ()
virtual const NodeVisitor * asNodeVisitor () const
virtual StateSet * asStateSet ()
virtual const StateSet * asStateSet () const
virtual StateAttribute * asStateAttribute ()
virtual const StateAttribute * asStateAttribute () const
virtual Uniform * asUniform ()
virtual const Uniform * asUniform () const
virtual Camera * asCamera ()
virtual const Camera * asCamera () const
virtual Drawable * asDrawable ()
virtual const Drawable * asDrawable () const
virtual Callback * asCallback ()
virtual const Callback * asCallback () const
virtual CallbackObject * asCallbackObject ()
virtual const CallbackObject * asCallbackObject () const
virtual UserDataContainer * asUserDataContainer ()
virtual const UserDataContainer * asUserDataContainer () const
virtual ValueObject * asValueObject ()
virtual const ValueObject * asValueObject () const
virtual Image * asImage ()
virtual const Image * asImage () const
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)
template<class T>
void setUserDataContainer (const ref_ptr< T > &udc)
osg::UserDataContainer * getUserDataContainer ()
const osg::UserDataContainer * getUserDataContainer () const
osg::UserDataContainer * getOrCreateUserDataContainer ()
virtual void setUserData (Referenced *obj)
template<class T>
void setUserData (const ref_ptr< T > &ud)
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)
template<typename T>
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject BoundingBoxdValueObject BoundingSpheredValueObject bool getUserValue (const std::string &name, T &value) 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< osgUtil::CullVisitor *, osg::ref_ptr< ViewDependentData > > ViewDependentDataMap
typedef std::vector< osg::ref_ptr< osg::Uniform > > Uniforms

Protected Member Functions

virtual ~ViewDependentShadowMap ()
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

OpenThreads::Mutex _viewDependentDataMapMutex
ViewDependentDataMap _viewDependentDataMap
osg::ref_ptr< osg::StateSet > _shadowRecievingPlaceholderStateSet
osg::ref_ptr< osg::StateSet > _shadowCastingStateSet
osg::ref_ptr< osg::PolygonOffset > _polygonOffset
osg::ref_ptr< osg::Texture2D > _fallbackBaseTexture
osg::ref_ptr< osg::Texture2D > _fallbackShadowMapTexture
OpenThreads::Mutex _accessUniformsAndProgramMutex
Uniforms _uniforms
osg::ref_ptr< osg::Program > _program
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 setDeleteHandler (DeleteHandler *handler)
static DeleteHandler * getDeleteHandler ()

Detailed Description

ViewDependentShadowMap provides an base implementation of view dependent shadow mapping techniques.

Member Typedef Documentation

◆ LightDataList

◆ ShadowDataList

◆ Uniforms

◆ ViewDependentDataMap

Constructor & Destructor Documentation

◆ ViewDependentShadowMap() [1/2]

◆ ViewDependentShadowMap() [2/2]

osgShadow::ViewDependentShadowMap::ViewDependentShadowMap ( const ViewDependentShadowMap & vdsm,
const osg::CopyOp & copyop = osg::CopyOp::SHALLOW_COPY )

◆ ~ViewDependentShadowMap()

virtual osgShadow::ViewDependentShadowMap::~ViewDependentShadowMap ( )
protectedvirtual

Member Function Documentation

◆ adjustPerspectiveShadowMapCameraSettings()

virtual bool osgShadow::ViewDependentShadowMap::adjustPerspectiveShadowMapCameraSettings ( osgUtil::RenderStage * renderStage,
Frustum & frustum,
LightData & positionedLight,
osg::Camera * camera )
virtual

◆ assignTexGenSettings()

virtual bool osgShadow::ViewDependentShadowMap::assignTexGenSettings ( osgUtil::CullVisitor * cv,
osg::Camera * camera,
unsigned int textureUnit,
osg::TexGen * texgen )
virtual

◆ cleanSceneGraph()

virtual void osgShadow::ViewDependentShadowMap::cleanSceneGraph ( )
virtual

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

Reimplemented from osgShadow::ShadowTechnique.

◆ computeLightViewFrustumPolytope()

virtual osg::Polytope osgShadow::ViewDependentShadowMap::computeLightViewFrustumPolytope ( Frustum & frustum,
LightData & positionedLight )
virtual

◆ computeShadowCameraSettings()

virtual bool osgShadow::ViewDependentShadowMap::computeShadowCameraSettings ( Frustum & frustum,
LightData & positionedLight,
osg::Matrixd & projectionMatrix,
osg::Matrixd & viewMatrix )
virtual

◆ createShaders()

virtual void osgShadow::ViewDependentShadowMap::createShaders ( )
virtual

◆ createViewDependentData()

virtual ViewDependentData * osgShadow::ViewDependentShadowMap::createViewDependentData ( osgUtil::CullVisitor * cv)
virtual

◆ cull()

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

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

Reimplemented from osgShadow::ShadowTechnique.

◆ cullShadowCastingScene()

virtual void osgShadow::ViewDependentShadowMap::cullShadowCastingScene ( osgUtil::CullVisitor * cv,
osg::Camera * camera ) const
virtual

◆ cullShadowReceivingScene()

virtual void osgShadow::ViewDependentShadowMap::cullShadowReceivingScene ( osgUtil::CullVisitor * cv) const
virtual

◆ getViewDependentData()

ViewDependentData * osgShadow::ViewDependentShadowMap::getViewDependentData ( osgUtil::CullVisitor * cv)

◆ init()

virtual void osgShadow::ViewDependentShadowMap::init ( )
virtual

initialize the ShadowedScene and local cached data structures.

Reimplemented from osgShadow::ShadowTechnique.

◆ META_Object()

osgShadow::ViewDependentShadowMap::META_Object ( osgShadow ,
ViewDependentShadowMap  )

◆ releaseGLObjects()

virtual void osgShadow::ViewDependentShadowMap::releaseGLObjects ( osg::State * = 0) const
virtual

If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context. Otherwise, releases OpenGL objects for all graphics contexts.

Implements osgShadow::ShadowTechnique.

◆ resizeGLObjectBuffers()

virtual void osgShadow::ViewDependentShadowMap::resizeGLObjectBuffers ( unsigned int maxSize)
virtual

Resize any per context GLObject buffers to specified size.

Implements osgShadow::ShadowTechnique.

◆ selectActiveLights()

virtual bool osgShadow::ViewDependentShadowMap::selectActiveLights ( osgUtil::CullVisitor * cv,
ViewDependentData * vdd ) const
virtual

◆ selectStateSetForRenderingShadow()

virtual osg::StateSet * osgShadow::ViewDependentShadowMap::selectStateSetForRenderingShadow ( ViewDependentData & vdd) const
virtual

◆ update()

virtual void osgShadow::ViewDependentShadowMap::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

◆ _accessUniformsAndProgramMutex

OpenThreads::Mutex osgShadow::ViewDependentShadowMap::_accessUniformsAndProgramMutex
mutableprotected

◆ _fallbackBaseTexture

osg::ref_ptr<osg::Texture2D> osgShadow::ViewDependentShadowMap::_fallbackBaseTexture
protected

◆ _fallbackShadowMapTexture

osg::ref_ptr<osg::Texture2D> osgShadow::ViewDependentShadowMap::_fallbackShadowMapTexture
protected

◆ _polygonOffset

osg::ref_ptr<osg::PolygonOffset> osgShadow::ViewDependentShadowMap::_polygonOffset
protected

◆ _program

osg::ref_ptr<osg::Program> osgShadow::ViewDependentShadowMap::_program
protected

◆ _shadowCastingStateSet

osg::ref_ptr<osg::StateSet> osgShadow::ViewDependentShadowMap::_shadowCastingStateSet
protected

◆ _shadowRecievingPlaceholderStateSet

osg::ref_ptr<osg::StateSet> osgShadow::ViewDependentShadowMap::_shadowRecievingPlaceholderStateSet
protected

◆ _uniforms

Uniforms osgShadow::ViewDependentShadowMap::_uniforms
protected

◆ _viewDependentDataMap

ViewDependentDataMap osgShadow::ViewDependentShadowMap::_viewDependentDataMap
protected

◆ _viewDependentDataMapMutex

OpenThreads::Mutex osgShadow::ViewDependentShadowMap::_viewDependentDataMapMutex
mutableprotected

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