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. More...

Inheritance diagram for makVrv::DtOsgDecalRibbon:

[legend]

Public Member Functions
virtual	~DtOsgDecalRibbon ()
	DTOR. More...

virtual void	setTextureRepeat (float textureRepeat)
	Set the number of copies of the texture to repeat into each quad. More...

virtual void	addParticle (const osg::Vec3d &left, const osg::Vec3d &right, double simTime)
	Add a particle to the ribbon. More...

virtual float	currentSegmentLength ()
	Find the length of the current ribbon segment. More...

virtual void	extendCurrentSegment (osg::Vec3d const &left, osg::Vec3d const &right, double simTime)
	Extend the current segment to left and right points. More...

virtual void	cleanupOldSegments (double simTime)
	Check to see if any segments have reached their timeout if so remove them from the list to be rendered. More...

virtual osg::Drawable *	getDrawable ()
	Create or get the ribbon drawable. More...

virtual int	particleIndexAtOffset (int offset)
	Get index of particle at offset from current particle. More...

virtual void	rotateDrawableIndices (int amount)
	Rotate the drawable primitives' indices by amount. More...

virtual osg::Vec2	getTextureCoordinateFor (int pointIndex, float vScale)
	Get the texture coordinate for a vertex. More...

virtual osg::Geode *	createGeode ()
	Create the geode. More...

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)
	CTOR. More...

virtual	~DtOsgRibbon ()
	DTOR. More...

virtual void	traverse (osg::NodeVisitor &nv)
	Interrupt CullVisitors by updating the ribbon. More...

virtual osg::Node *	node ()
	Get the osg geometry node associated with the ribbon. More...

virtual void	setColor (const osg::Vec4 &color)
	Set the ribbon's color. More...

virtual const osg::Vec4 &	color () const
	Get the ribbon's color. More...

virtual void	setDroppedPoints (const osg::Vec3d &pointA, const osg::Vec3d &pointB)
	Set the points to drop in local coordinates. More...

virtual void	setDroppedPointsPositionOffset (const osg::Vec3d &posOffset)
	Provide an offset to the dropped points so the entity can shift around the points specified in the model definition ex. More...

virtual void	update (double dt, double simTime)
	Update the ribbon with the current position. More...

virtual void	update ()
	Optional time independent update method. More...

virtual void	setMaxSegments (long segments)
	Sets the maximum number of segments allowed in the ribbon. More...

virtual long	maxSegments () const
	Gets the maximum number of segments allowed in the ribbon. More...

virtual void	setSegmentSpacing (float spacing)
	Sets the maximum length of ribbon segments. More...

virtual void	setSegmentTimeout (float duration)
	Sets the timeout of a ribbon segment. More...

virtual float	segmentSpacing () const
	Gets the maximum length of the ribbon segments. More...

virtual void	setStippled (bool stippled)

virtual bool	isStippled () const
	Get the stipple setting for this ribbon. More...

virtual void	setLightingEnabled (bool enable)
	set to true the lighting enabled flag to turn lighting on for the ribbon More...

virtual bool	lightingEnabled ()
	get the lighting enabled flag More...

Protected Member Functions
	DtOsgDecalRibbon (DtDe &de, float segmentSpacing, const osg::Vec4 &color, osg::Texture *tex, float maxLength)
	CTOR (create through DtOsgDecalRibbonCreator method) More...

Protected Member Functions inherited from makVrv::DtOsgRibbon
virtual void	setDrawable ()
	Removes any existing drawables and add the drawable returned from getDrawable. More...

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 ()
	unimplemented private default constructor More...

	DtOsgDecalRibbon (const DtOsgDecalRibbon &)
	Copy Constructor not implemented � Copy not allowed. More...

DtOsgDecalRibbon &	operator= (const DtOsgDecalRibbon &)
	Assignment Operator not implemented � Copy not allowed. More...

Friends
class	DtOsgDecalRibbonCreator

Detailed Description

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.

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 ( )

private

unimplemented private default constructor

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

private

Copy Constructor not implemented � Copy not allowed.

Member Function Documentation

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

private

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
	)

virtual

Add a particle to the ribbon.

Implements makVrv::DtOsgRibbon.

virtual float makVrv::DtOsgDecalRibbon::currentSegmentLength ( )

virtual

Find the length of the current ribbon segment.

Implements makVrv::DtOsgRibbon.

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

virtual

Extend the current segment to left and right points.

Implements makVrv::DtOsgRibbon.

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

virtual

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

virtual

Create or get the ribbon drawable.

Implements makVrv::DtOsgRibbon.

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

virtual

Get index of particle at offset from current particle.

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

virtual

Rotate the drawable primitives' indices by amount.

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

virtual

Get the texture coordinate for a vertex.

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

virtual

Create the geode.

Reimplemented from makVrv::DtOsgRibbon.

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.vrf4-8-branch/include/vrvOsg/DtOsgDecalRibbon.h

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Friends

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation