OpenSceneGraph implementation of a textured ribbon Used to draw effects like tread tracks that follow a scene object Procedurally generated as its position in the scene changes.

Inheritance diagram for makVrv::DtOsgDecalRibbon:

[legend]

Public Member Functions
virtual	~DtOsgDecalRibbon ()

virtual void	setTextureRepeat (float textureRepeat)

Public Member Functions inherited from makVrv::DtOsgRibbon
	DtOsgRibbon (DtDe &de, float segmentSpacing=1.0, const osg::Vec4 &color=osg::Vec4d(0.5, 0.5, 0.5, 1.0), float maxLength=2000, float timeout=3600.0)

virtual	~DtOsgRibbon ()

virtual void	traverse (osg::NodeVisitor &nv)

virtual osg::Node *	node ()

virtual void	setColor (const osg::Vec4 &color)

virtual const osg::Vec4 &	color () const

virtual void	setDroppedPoints (const osg::Vec3d &pointA, const osg::Vec3d &pointB)

virtual void	setDroppedPointsPositionOffset (const osg::Vec3d &posOffset)

virtual void	update (double dt, double simTime)

virtual void	update ()

virtual void	setMaxSegments (long segments)

virtual long	maxSegments () const

virtual void	setSegmentSpacing (float spacing)

virtual void	setSegmentTimeout (float duration)

virtual float	segmentSpacing () const

virtual void	setStippled (bool stippled)

virtual bool	isStippled () const

virtual void	setLightingEnabled (bool enable)

virtual bool	lightingEnabled ()

Protected Member Functions
	DtOsgDecalRibbon (DtDe &de, float segmentSpacing, const osg::Vec4 &color, osg::Texture *tex, float maxLength)

virtual void	addParticle (const osg::Vec3d &left, const osg::Vec3d &right, double simTime) override

virtual float	currentSegmentLength () override

virtual void	cleanupOldSegments (double simTime) override

virtual void	extendCurrentSegment (osg::Vec3d const &left, osg::Vec3d const &right, double simTime) override

virtual osg::Drawable *	getDrawable () override

virtual osg::Geode *	createGeode () override

virtual int	particleIndexAtOffset (int offset)

virtual void	rotateDrawableIndices (int amount)

virtual osg::Vec2	getTextureCoordinateFor (int pointIndex, float vScale) const

Protected Member Functions inherited from makVrv::DtOsgRibbon
virtual void	setDrawable ()

Protected Attributes
osg::ref_ptr< osg::Vec3Array >	myPoints

osg::ref_ptr< osg::Vec2Array >	myTextureCoordinates

osg::ref_ptr < osg::DrawElementsUInt >	myRibbon

osg::ref_ptr< osg::Geometry >	myGeometry

osg::ref_ptr< osg::Texture >	myTexture

bool	myWrappingVertices

std::string	myTextureFilename

int	myParticleIndex

float	myTextureRepeat

Protected Attributes inherited from makVrv::DtOsgRibbon
osg::ref_ptr < osg::MatrixTransform >	myPositionNode

osg::ref_ptr< osg::Geode >	myGeode

osg::Matrixd	myWorldTransformInv

osg::Matrixd	myLastLocalToWork

int	myLastUpdatedFrame

double	myLastUpdateTime

long	myMaxSegments

float	mySegmentSpacingSquared

float	mySegmentSpacing

float	mySegmentTimeout

osg::Vec3d	myLocalPointA

osg::Vec3d	myLocalPointB

osg::Vec3d	myLocalPosOffset

osg::Vec4	myColor

bool	myFirstUpdate

bool	myStippled

DtDe &	myDe

bool	myLightingEnabled

bool	myShaderSet

Private Member Functions
	DtOsgDecalRibbon ()=delete

	DtOsgDecalRibbon (const DtOsgDecalRibbon &)=delete

DtOsgDecalRibbon &	operator= (const DtOsgDecalRibbon &)=delete

Friends
class	DtOsgDecalRibbonCreator

Constructor & Destructor Documentation

virtual makVrv::DtOsgDecalRibbon::~DtOsgDecalRibbon ( )

virtual

DTOR.

makVrv::DtOsgDecalRibbon::DtOsgDecalRibbon	(	DtDe &	de,
		float	segmentSpacing,
		const osg::Vec4 &	color,
		osg::Texture *	tex,
		float	maxLength
	)

protected

CTOR (create through DtOsgDecalRibbonCreator method)

makVrv::DtOsgDecalRibbon::DtOsgDecalRibbon ( )

privatedelete

unimplemented private default constructor

makVrv::DtOsgDecalRibbon::DtOsgDecalRibbon ( const DtOsgDecalRibbon & )

privatedelete

Copy Constructor not implemented � Copy not allowed.

Member Function Documentation

DtOsgDecalRibbon& makVrv::DtOsgDecalRibbon::operator= ( const DtOsgDecalRibbon & )

privatedelete

Assignment Operator not implemented � Copy not allowed.

virtual void makVrv::DtOsgDecalRibbon::setTextureRepeat ( float textureRepeat )

virtual

Set the number of copies of the texture to repeat into each quad. Textures are tiled in their v coordinate only.

virtual void makVrv::DtOsgDecalRibbon::addParticle	(	const osg::Vec3d &	left,
		const osg::Vec3d &	right,
		double	simTime
	)

overrideprotectedvirtual

Add a particle to the ribbon.

Implements makVrv::DtOsgRibbon.

virtual float makVrv::DtOsgDecalRibbon::currentSegmentLength ( )

overrideprotectedvirtual

Find the length of the current ribbon segment.

Implements makVrv::DtOsgRibbon.

virtual void makVrv::DtOsgDecalRibbon::cleanupOldSegments ( double simTime )

overrideprotectedvirtual

Check to see if any segments have reached their timeout if so remove them from the list to be rendered. currently only implemented for track histories.

Implements makVrv::DtOsgRibbon.

virtual void makVrv::DtOsgDecalRibbon::extendCurrentSegment	(	osg::Vec3d const &	left,
		osg::Vec3d const &	right,
		double	simTime
	)

overrideprotectedvirtual

Extend the current segment to left and right points.

Implements makVrv::DtOsgRibbon.

virtual osg::Drawable* makVrv::DtOsgDecalRibbon::getDrawable ( )

overrideprotectedvirtual

Create or get the ribbon drawable.

Implements makVrv::DtOsgRibbon.

virtual osg::Geode* makVrv::DtOsgDecalRibbon::createGeode ( )

overrideprotectedvirtual

Create the geode.

Reimplemented from makVrv::DtOsgRibbon.

virtual int makVrv::DtOsgDecalRibbon::particleIndexAtOffset ( int offset )

protectedvirtual

Get index of particle at offset from current particle.

virtual void makVrv::DtOsgDecalRibbon::rotateDrawableIndices ( int amount )

protectedvirtual

Rotate the drawable primitives' indices by amount.

virtual osg::Vec2 makVrv::DtOsgDecalRibbon::getTextureCoordinateFor	(	int	pointIndex,
		float	vScale
	)		const

protectedvirtual

Get the texture coordinate for a vertex.

Friends And Related Function Documentation

friend class DtOsgDecalRibbonCreator

friend

Member Data Documentation

osg::ref_ptr<osg::Vec3Array> makVrv::DtOsgDecalRibbon::myPoints

protected

osg::ref_ptr<osg::Vec2Array> makVrv::DtOsgDecalRibbon::myTextureCoordinates

protected

osg::ref_ptr<osg::DrawElementsUInt> makVrv::DtOsgDecalRibbon::myRibbon

protected

osg::ref_ptr<osg::Geometry> makVrv::DtOsgDecalRibbon::myGeometry

protected

osg::ref_ptr<osg::Texture> makVrv::DtOsgDecalRibbon::myTexture

protected

bool makVrv::DtOsgDecalRibbon::myWrappingVertices

protected

std::string makVrv::DtOsgDecalRibbon::myTextureFilename

protected

int makVrv::DtOsgDecalRibbon::myParticleIndex

protected

float makVrv::DtOsgDecalRibbon::myTextureRepeat

protected

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

/data/exports/nrhent7-1/nightly/docs/vrForces.vrf5-0-branch/include/vrvOsg/DtOsgDecalRibbon.h

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Friends

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation