OpenSceneGraph  3.0.1
Classes | Public Types | Public Member Functions | Protected Member Functions | Protected Attributes
osgTerrain::GeometryTechnique Class Reference
Inheritance diagram for osgTerrain::GeometryTechnique:
Inheritance graph
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List of all members.

Classes

class  BufferData

Public Types

enum  FilterType { GAUSSIAN, SMOOTH, SHARPEN }

Public Member Functions

 GeometryTechnique ()
 GeometryTechnique (const GeometryTechnique &, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
 Copy constructor using CopyOp to manage deep vs shallow copy.
 META_Object (osgTerrain, GeometryTechnique)
virtual void init (int dirtyMask, bool assumeMultiThreaded)
virtual LocatorcomputeMasterLocator ()
virtual void update (osgUtil::UpdateVisitor *nv)
virtual void cull (osgUtil::CullVisitor *nv)
virtual void traverse (osg::NodeVisitor &nv)
 Traverse the terain subgraph.
virtual void cleanSceneGraph ()
 Clean scene graph from any terrain technique specific nodes.
void setFilterBias (float filterBias)
float getFilterBias () const
void setFilterWidth (float filterWidth)
float getFilterWidth () const
void setFilterMatrix (const osg::Matrix3 &matrix)
osg::Matrix3getFilterMatrix ()
const osg::Matrix3getFilterMatrix () const
void setFilterMatrixAs (FilterType filterType)
virtual void releaseGLObjects (osg::State *=0) const
 If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context.
- Public Member Functions inherited from osgTerrain::TerrainTechnique
 TerrainTechnique ()
 TerrainTechnique (const TerrainTechnique &, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
 Copy constructor using CopyOp to manage deep vs shallow copy.
 META_Object (osgTerrain, TerrainTechnique)
TerrainTilegetTerrainTile ()
const TerrainTilegetTerrainTile () const
void addNeighbour (TerrainTile *tile)
void removeNeighbour (TerrainTile *tile)
bool containsNeighbour (TerrainTile *tile)
- Public Member Functions inherited from osg::Object
 Object ()
 Construct an object.
 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.
virtual ObjectcloneType () const =0
 Clone the type of an object, with Object* return type.
virtual Objectclone (const CopyOp &) const =0
 Clone an object, with Object* return type.
virtual bool isSameKindAs (const Object *) const
virtual const char * libraryName () const =0
 return the name of the object's library.
virtual const char * className () const =0
 return the name of the object's class type.
virtual void setThreadSafeRefUnref (bool threadSafe)
 Set whether to use a mutex to ensure ref() and unref() are thread safe.
virtual void setName (const std::string &name)
 Set the name of object using C++ style string.
void setName (const char *name)
 Set the name of object using a C style string.
const std::string & getName () const
 Get the name of object.
void setDataVariance (DataVariance dv)
 Set the data variance of this object.
DataVariance getDataVariance () const
 Get the data variance of this object.
virtual void computeDataVariance ()
 Compute the DataVariance based on an assessment of callback etc.
void setUserDataContainer (osg::UserDataContainer *udc)
 set the UserDataContainer object.
osg::UserDataContainergetUserDataContainer ()
 get the UserDataContainer attached to this object.
const osg::UserDataContainergetUserDataContainer () const
 get the const UserDataContainer attached to this object.
osg::UserDataContainergetOrCreateUserDataContainer ()
 Convinience 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.
virtual void setUserData (Referenced *obj)
 Set user data, data must be subclassed from Referenced to allow automatic memory handling.
virtual ReferencedgetUserData ()
 Get user data.
virtual const ReferencedgetUserData () const
 Get const user data.
template<typename T >
bool getUserValue (const std::string &name, T &value) const
 Convinience method that casts the named UserObject to osg::TemplateValueObject<T> and gets the value.
template<typename T >
void setUserValue (const std::string &name, const T &value)
 Convinience method that creates the osg::TemplateValueObject<T> to store the specified value and adds it as a named UserObject.
virtual void resizeGLObjectBuffers (unsigned int)
 Resize any per context GLObject buffers to specified size.
- 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.
OpenThreads::Mutex * getRefMutex () const
 Get the mutex used to ensure thread safety of ref()/unref().
int ref () const
 Increment the reference count by one, indicating that this object has another pointer which is referencing it.
int unref () const
 Decrement the reference count by one, indicating that a pointer to this object is referencing it.
int unref_nodelete () const
 Decrement the reference count by one, indicating that a pointer to this object is referencing it.
int referenceCount () const
 Return the number of pointers currently referencing this object.
ObserverSetgetObserverSet () const
 Get the ObserverSet if one is attached, otherwise return NULL.
ObserverSetgetOrCreateObserverSet () const
 Get the ObserverSet if one is attached, otherwise create an ObserverSet, attach it, then return this newly created ObserverSet.
void addObserver (Observer *observer) const
 Add a Observer that is observing this object, notify the Observer when this object gets deleted.
void removeObserver (Observer *observer) const
 Remove Observer that is observing this object.
- Public Member Functions inherited from osg::Observer
 Observer ()
virtual ~Observer ()
virtual void objectDeleted (void *)
 objectDeleted is called when the observed object is about to be deleted.

Protected Member Functions

virtual ~GeometryTechnique ()
virtual osg::Vec3d computeCenterModel (BufferData &buffer, Locator *masterLocator)
virtual void generateGeometry (BufferData &buffer, Locator *masterLocator, const osg::Vec3d &centerModel)
virtual void applyColorLayers (BufferData &buffer)
virtual void applyTransparency (BufferData &buffer)
- Protected Member Functions inherited from osgTerrain::TerrainTechnique
virtual ~TerrainTechnique ()
void setTerrainTile (TerrainTile *tile)
void setDirty (bool dirty)
- Protected Member Functions inherited from osg::Object
virtual ~Object ()
 Object destructor.
- Protected Member Functions inherited from osg::Referenced
virtual ~Referenced ()
void signalObserversAndDelete (bool signalDelete, bool doDelete) const
void deleteUsingDeleteHandler () const

Protected Attributes

OpenThreads::Mutex _writeBufferMutex
osg::ref_ptr< BufferData_currentBufferData
osg::ref_ptr< BufferData_newBufferData
float _filterBias
osg::ref_ptr< osg::Uniform_filterBiasUniform
float _filterWidth
osg::ref_ptr< osg::Uniform_filterWidthUniform
osg::Matrix3 _filterMatrix
osg::ref_ptr< osg::Uniform_filterMatrixUniform
- Protected Attributes inherited from osgTerrain::TerrainTechnique
TerrainTile_terrainTile
TerrainNeighbours _neighbours
- 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

Member Enumeration Documentation

Enumerator:
GAUSSIAN 
SMOOTH 
SHARPEN 

Constructor & Destructor Documentation

osgTerrain::GeometryTechnique::GeometryTechnique ( )
osgTerrain::GeometryTechnique::GeometryTechnique ( const GeometryTechnique ,
const osg::CopyOp copyop = osg::CopyOp::SHALLOW_COPY 
)

Copy constructor using CopyOp to manage deep vs shallow copy.

virtual osgTerrain::GeometryTechnique::~GeometryTechnique ( )
protectedvirtual

Member Function Documentation

virtual void osgTerrain::GeometryTechnique::applyColorLayers ( BufferData buffer)
protectedvirtual
virtual void osgTerrain::GeometryTechnique::applyTransparency ( BufferData buffer)
protectedvirtual
virtual void osgTerrain::GeometryTechnique::cleanSceneGraph ( )
virtual

Clean scene graph from any terrain technique specific nodes.

Reimplemented from osgTerrain::TerrainTechnique.

virtual osg::Vec3d osgTerrain::GeometryTechnique::computeCenterModel ( BufferData buffer,
Locator masterLocator 
)
protectedvirtual
virtual Locator* osgTerrain::GeometryTechnique::computeMasterLocator ( )
virtual
virtual void osgTerrain::GeometryTechnique::cull ( osgUtil::CullVisitor nv)
virtual

Reimplemented from osgTerrain::TerrainTechnique.

virtual void osgTerrain::GeometryTechnique::generateGeometry ( BufferData buffer,
Locator masterLocator,
const osg::Vec3d centerModel 
)
protectedvirtual
float osgTerrain::GeometryTechnique::getFilterBias ( ) const
inline
osg::Matrix3& osgTerrain::GeometryTechnique::getFilterMatrix ( )
inline
const osg::Matrix3& osgTerrain::GeometryTechnique::getFilterMatrix ( ) const
inline
float osgTerrain::GeometryTechnique::getFilterWidth ( ) const
inline
virtual void osgTerrain::GeometryTechnique::init ( int  dirtyMask,
bool  assumeMultiThreaded 
)
virtual

Reimplemented from osgTerrain::TerrainTechnique.

osgTerrain::GeometryTechnique::META_Object ( osgTerrain  ,
GeometryTechnique   
)
virtual void osgTerrain::GeometryTechnique::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.

Reimplemented from osgTerrain::TerrainTechnique.

void osgTerrain::GeometryTechnique::setFilterBias ( float  filterBias)
void osgTerrain::GeometryTechnique::setFilterMatrix ( const osg::Matrix3 matrix)
void osgTerrain::GeometryTechnique::setFilterMatrixAs ( FilterType  filterType)
void osgTerrain::GeometryTechnique::setFilterWidth ( float  filterWidth)
virtual void osgTerrain::GeometryTechnique::traverse ( osg::NodeVisitor nv)
virtual

Traverse the terain subgraph.

Reimplemented from osgTerrain::TerrainTechnique.

virtual void osgTerrain::GeometryTechnique::update ( osgUtil::UpdateVisitor nv)
virtual

Reimplemented from osgTerrain::TerrainTechnique.


Member Data Documentation

osg::ref_ptr<BufferData> osgTerrain::GeometryTechnique::_currentBufferData
protected
float osgTerrain::GeometryTechnique::_filterBias
protected
osg::ref_ptr<osg::Uniform> osgTerrain::GeometryTechnique::_filterBiasUniform
protected
osg::Matrix3 osgTerrain::GeometryTechnique::_filterMatrix
protected
osg::ref_ptr<osg::Uniform> osgTerrain::GeometryTechnique::_filterMatrixUniform
protected
float osgTerrain::GeometryTechnique::_filterWidth
protected
osg::ref_ptr<osg::Uniform> osgTerrain::GeometryTechnique::_filterWidthUniform
protected
osg::ref_ptr<BufferData> osgTerrain::GeometryTechnique::_newBufferData
protected
OpenThreads::Mutex osgTerrain::GeometryTechnique::_writeBufferMutex
protected

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

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Generated at Thu Oct 4 2012 13:46:15 for the OpenSceneGraph by doxygen 1.8.1.1.