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osgParticle::PrecipitationEffect Class Reference
Inheritance diagram for osgParticle::PrecipitationEffect:
osg::Node osg::Object osg::Referenced

List of all members.

Classes

class  PrecipitationDrawable
struct  PrecipitationDrawableSet

Public Member Functions

 PrecipitationEffect ()
 PrecipitationEffect (const PrecipitationEffect &copy, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
virtual const char * libraryName () const
virtual const char * className () const
virtual bool isSameKindAs (const osg::Object *obj) const
virtual void accept (osg::NodeVisitor &nv)
virtual void traverse (osg::NodeVisitor &nv)
void rain (float intensity)
void snow (float intensity)
void setMaximumParticleDensity (float density)
float getMaximumParticleDensity () const
void setWind (const osg::Vec3 &wind)
const osg::Vec3 & getWind () const
void setPosition (const osg::Vec3 &position)
const osg::Vec3 & getPosition () const
void setCellSize (const osg::Vec3 &cellSize)
const osg::Vec3 & getCellSize () const
void setParticleSpeed (float particleSpeed)
float getParticleSpeed () const
void setParticleSize (float particleSize)
float getParticleSize () const
void setParticleColor (const osg::Vec4 &color)
const osg::Vec4 & getParticleColor () const
void setNearTransition (float nearTransition)
float getNearTransition () const
void setFarTransition (float farTransition)
float getFarTransition () const
void setUseFarLineSegments (bool useFarLineSegments)
bool getUseFarLineSegments () const
void setFog (osg::Fog *fog)
osg::Fog * getFog ()
const osg::Fog * getFog () const
osg::Geometry * getQuadGeometry ()
osg::StateSet * getQuadStateSet ()
osg::Geometry * getLineGeometry ()
osg::StateSet * getLineStateSet ()
osg::Geometry * getPointGeometry ()
osg::StateSet * getPointStateSet ()

Protected Types

typedef std::pair
< osg::NodeVisitor
*, osg::NodePath > 
ViewIdentifier
typedef std::map
< ViewIdentifier,
PrecipitationDrawableSet > 
ViewDrawableMap

Protected Member Functions

virtual ~PrecipitationEffect ()
void compileGLObjects (osg::RenderInfo &renderInfo) const
void update ()
void createGeometry (unsigned int numParticles, osg::Geometry *quad_geometry, osg::Geometry *line_geometry, osg::Geometry *point_geometry)
void setUpGeometries (unsigned int numParticles)
void cull (PrecipitationDrawableSet &pds, osgUtil::CullVisitor *cv) const
bool build (const osg::Vec3 eyeLocal, int i, int j, int k, float startTime, PrecipitationDrawableSet &pds, osg::Polytope &frustum, osgUtil::CullVisitor *cv) const

Protected Attributes

bool _dirty
osg::Vec3 _wind
float _particleSpeed
float _particleSize
osg::Vec4 _particleColor
float _maximumParticleDensity
osg::Vec3 _cellSize
float _nearTransition
float _farTransition
bool _useFarLineSegments
osg::ref_ptr< osg::Fog > _fog
osg::ref_ptr< osg::Uniform > _inversePeriodUniform
osg::ref_ptr< osg::Uniform > _particleSizeUniform
osg::ref_ptr< osg::Uniform > _particleColorUniform
OpenThreads::Mutex _mutex
ViewDrawableMap _viewDrawableMap
osg::ref_ptr< osg::Geometry > _quadGeometry
osg::ref_ptr< osg::StateSet > _quadStateSet
osg::ref_ptr< osg::Geometry > _lineGeometry
osg::ref_ptr< osg::StateSet > _lineStateSet
osg::ref_ptr< osg::Geometry > _pointGeometry
osg::ref_ptr< osg::StateSet > _pointStateSet
float _period
osg::Vec3 _origin
osg::Vec3 _du
osg::Vec3 _dv
osg::Vec3 _dw
osg::Vec3 _inverse_du
osg::Vec3 _inverse_dv
osg::Vec3 _inverse_dw
double _previousFrameTime

Member Typedef Documentation


Constructor & Destructor Documentation

virtual osgParticle::PrecipitationEffect::~PrecipitationEffect ( ) [inline, protected, virtual]

Member Function Documentation

virtual void osgParticle::PrecipitationEffect::accept ( osg::NodeVisitor &  nv) [inline, virtual]

Visitor Pattern : calls the apply method of a NodeVisitor with this node's type.

Reimplemented from osg::Node.

References osg::NodeVisitor::apply(), osg::NodeVisitor::popFromNodePath(), osg::NodeVisitor::pushOntoNodePath(), and osg::NodeVisitor::validNodeMask().

bool osgParticle::PrecipitationEffect::build ( const osg::Vec3  eyeLocal,
int  i,
int  j,
int  k,
float  startTime,
PrecipitationDrawableSet &  pds,
osg::Polytope &  frustum,
osgUtil::CullVisitor *  cv 
) const [protected]
virtual const char* osgParticle::PrecipitationEffect::className ( ) const [inline, virtual]

return the name of the node's class type.

Reimplemented from osg::Node.

void osgParticle::PrecipitationEffect::compileGLObjects ( osg::RenderInfo &  renderInfo) const [protected]
void osgParticle::PrecipitationEffect::createGeometry ( unsigned int  numParticles,
osg::Geometry *  quad_geometry,
osg::Geometry *  line_geometry,
osg::Geometry *  point_geometry 
) [protected]
virtual bool osgParticle::PrecipitationEffect::isSameKindAs ( const osg::Object *  obj) const [inline, virtual]

return true if this and obj are of the same kind of object.

Reimplemented from osg::Node.

virtual const char* osgParticle::PrecipitationEffect::libraryName ( ) const [inline, virtual]

return the name of the node's library.

Reimplemented from osg::Node.

void osgParticle::PrecipitationEffect::rain ( float  intensity)

Set all the parameters to create an rain effect of specified intensity.

void osgParticle::PrecipitationEffect::setCellSize ( const osg::Vec3 &  cellSize) [inline]
void osgParticle::PrecipitationEffect::setFarTransition ( float  farTransition) [inline]
void osgParticle::PrecipitationEffect::setNearTransition ( float  nearTransition) [inline]
void osgParticle::PrecipitationEffect::setParticleSize ( float  particleSize) [inline]
void osgParticle::PrecipitationEffect::setParticleSpeed ( float  particleSpeed) [inline]
void osgParticle::PrecipitationEffect::setPosition ( const osg::Vec3 &  position) [inline]
void osgParticle::PrecipitationEffect::setUpGeometries ( unsigned int  numParticles) [protected]
void osgParticle::PrecipitationEffect::setUseFarLineSegments ( bool  useFarLineSegments) [inline]
void osgParticle::PrecipitationEffect::setWind ( const osg::Vec3 &  wind) [inline]
void osgParticle::PrecipitationEffect::snow ( float  intensity)

Set all the parameters to create an snow effect of specified intensity.

Traverse downwards : calls children's accept method with NodeVisitor.

Reimplemented from osg::Node.


Member Data Documentation


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