Terrain::QuadTreeNode Class Reference

#include <quadtreenode.hpp>

Inheritance diagram for Terrain::QuadTreeNode:

Collaboration diagram for Terrain::QuadTreeNode:

Public Member Functions
	QuadTreeNode (QuadTreeNode *parent, ChildDirection dir, float size, const osg::Vec2f &center)
virtual	~QuadTreeNode ()
QuadTreeNode *	getParent ()
QuadTreeNode *	getChild (unsigned int i)
ChildDirection	getDirection ()
	Returns our direction relative to the parent node, or Root if we are the root node. More...
QuadTreeNode *	getNeighbour (Direction dir)
	Get neighbour node in this direction. More...
void	initNeighbours ()
	Initialize neighbours - do this after the quadtree is built. More...
void	setBoundingBox (const osg::BoundingBox &boundingBox)
const osg::BoundingBox &	getBoundingBox () const
bool	hasValidBounds () const
virtual osg::BoundingSphere	computeBound () const
float	getSize () const
	size in cell coordinates More...
const osg::Vec2f &	getCenter () const
	center in cell coordinates More...
virtual void	traverse (osg::NodeVisitor &nv)
void	setLodCallback (LodCallback *lodCallback)
	Set the Lod callback to use for determining when to stop traversing further down the quad tree. More...
LodCallback *	getLodCallback ()
void	setViewDataMap (ViewDataMap *map)
	Set the view data map that the finally used nodes for a given camera/intersection are pushed onto. More...
ViewDataMap *	getViewDataMap ()
ViewData *	getView (osg::NodeVisitor &nv)
	Create or retrieve a view for the given traversal. More...

Private Attributes
QuadTreeNode *	mParent
QuadTreeNode *	mNeighbours [4]
ChildDirection	mDirection
osg::BoundingBox	mBoundingBox
bool	mValidBounds
float	mSize
osg::Vec2f	mCenter
osg::ref_ptr< LodCallback >	mLodCallback
ViewDataMap *	mViewDataMap

Constructor & Destructor Documentation

Terrain::QuadTreeNode::QuadTreeNode	(	QuadTreeNode *	parent,
		ChildDirection	dir,
		float	size,
		const osg::Vec2f &	center
	)

Terrain::QuadTreeNode::~QuadTreeNode ( )

virtual

Member Function Documentation

osg::BoundingSphere Terrain::QuadTreeNode::computeBound ( ) const

virtual

const osg::BoundingBox & Terrain::QuadTreeNode::getBoundingBox

(

)

const

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const osg::Vec2f & Terrain::QuadTreeNode::getCenter

(

)

const

center in cell coordinates

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QuadTreeNode * Terrain::QuadTreeNode::getChild

(

unsigned int

i

)

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ChildDirection Terrain::QuadTreeNode::getDirection ( )

inline

Returns our direction relative to the parent node, or Root if we are the root node.

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LodCallback * Terrain::QuadTreeNode::getLodCallback

(

)

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QuadTreeNode * Terrain::QuadTreeNode::getNeighbour

(

Direction

dir

)

Get neighbour node in this direction.

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QuadTreeNode * Terrain::QuadTreeNode::getParent

(

)

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float Terrain::QuadTreeNode::getSize

(

)

const

size in cell coordinates

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ViewData * Terrain::QuadTreeNode::getView

(

osg::NodeVisitor &

nv

)

Create or retrieve a view for the given traversal.

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ViewDataMap * Terrain::QuadTreeNode::getViewDataMap

(

)

bool Terrain::QuadTreeNode::hasValidBounds ( ) const

inline

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void Terrain::QuadTreeNode::initNeighbours

(

)

Initialize neighbours - do this after the quadtree is built.

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void Terrain::QuadTreeNode::setBoundingBox

(

const osg::BoundingBox &

boundingBox

)

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void Terrain::QuadTreeNode::setLodCallback

(

LodCallback *

lodCallback

)

Set the Lod callback to use for determining when to stop traversing further down the quad tree.

void Terrain::QuadTreeNode::setViewDataMap

(

ViewDataMap *

map

)

Set the view data map that the finally used nodes for a given camera/intersection are pushed onto.

void Terrain::QuadTreeNode::traverse ( osg::NodeVisitor &  nv )

virtual

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Member Data Documentation

osg::BoundingBox Terrain::QuadTreeNode::mBoundingBox

private

osg::Vec2f Terrain::QuadTreeNode::mCenter

private

ChildDirection Terrain::QuadTreeNode::mDirection

private

osg::ref_ptr<LodCallback> Terrain::QuadTreeNode::mLodCallback

private

QuadTreeNode* Terrain::QuadTreeNode::mNeighbours[4]

private

QuadTreeNode* Terrain::QuadTreeNode::mParent

private

float Terrain::QuadTreeNode::mSize

private

bool Terrain::QuadTreeNode::mValidBounds

private

ViewDataMap* Terrain::QuadTreeNode::mViewDataMap

private

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

• /home/travis/build/elsid/openmw/components/terrain/quadtreenode.hpp
• /home/travis/build/elsid/openmw/components/terrain/quadtreenode.cpp