adore::mad::BoundingVolumes::OBBTree3d Class Reference

#include <boundingvolumes.h>

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Public Member Functions
	OBBTree3d ()
	~OBBTree3d ()
void	setBox (OBB3d *box)
void	setChild (OBBTree3d *child)
void	setSibling (OBBTree3d *sibling)
void	copy (OBBTree3d *other)
void	rotateZ (float cos, float sin, int istart=0)
void	translate (float *t)
OBBTree3d *	getSibling ()
OBBTree3d *	getChild ()
OBB3d *	getBox ()
void	transform_forwards (float cos_psi, float sin_psi, float dx, float dy, float dz)
bool	isCollisionFree (OBBTree3d *other_root)
bool	isCollisionFree (OBB3d *other)

Private Member Functions
void	initSibling (OBBTree3d *other)
void	initChild (OBBTree3d *other)
void	initBox (float *values)

Private Attributes
OBBTree3d *	sibling
OBBTree3d *	child
OBB3d *	box
bool	sibling_valid
bool	child_valid
bool	box_valid

Detailed Description

A tree structure consisting of OBB3d bounding volumes, which over-approximates a target shape. The highest level OBB3d contains the complete target shape. Lower levels of the tree represent subsets overapproximate subsets of the target shape.

Constructor & Destructor Documentation

OBBTree3d()

adore::mad::BoundingVolumes::OBBTree3d::OBBTree3d ( )

inline

empty constructor

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~OBBTree3d()

adore::mad::BoundingVolumes::OBBTree3d::~OBBTree3d ( )

inline

destructor

Member Function Documentation

copy()

void adore::mad::BoundingVolumes::OBBTree3d::copy ( OBBTree3d *  other )

inline

copy the tree

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getBox()

OBB3d* adore::mad::BoundingVolumes::OBBTree3d::getBox ( )

inline

returns the bounding volume of this

getChild()

OBBTree3d* adore::mad::BoundingVolumes::OBBTree3d::getChild ( )

inline

returns the first child of this

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getSibling()

OBBTree3d* adore::mad::BoundingVolumes::OBBTree3d::getSibling ( )

inline

returns the next node on the same level as this

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initBox()

void adore::mad::BoundingVolumes::OBBTree3d::initBox ( float *  values )

inlineprivate

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initChild()

void adore::mad::BoundingVolumes::OBBTree3d::initChild ( OBBTree3d *  other )

inlineprivate

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initSibling()

void adore::mad::BoundingVolumes::OBBTree3d::initSibling ( OBBTree3d *  other )

inlineprivate

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isCollisionFree() [1/2]

bool adore::mad::BoundingVolumes::OBBTree3d::isCollisionFree ( OBB3d *  other )

inline

test for collisions between this OBBTree3d and a singular OBB3d

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isCollisionFree() [2/2]

bool adore::mad::BoundingVolumes::OBBTree3d::isCollisionFree ( OBBTree3d *  other_root )

inline

test for collisions between this OBBTree3d and (sub)tree represented by other_root

Returns

true if no collision possible, false if collision cannot be excluded at the given approximation details of the trees.

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rotateZ()

void adore::mad::BoundingVolumes::OBBTree3d::rotateZ ( float  cos, float  sin, int  istart = 0  )

inline

rotate this bounding volume and all bounding volumes in subtree around z

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setBox()

void adore::mad::BoundingVolumes::OBBTree3d::setBox ( OBB3d *  box )

inline

set bounding volume of this object

setChild()

void adore::mad::BoundingVolumes::OBBTree3d::setChild ( OBBTree3d *  child )

inline

set child subtree

setSibling()

void adore::mad::BoundingVolumes::OBBTree3d::setSibling ( OBBTree3d *  sibling )

inline

set sibling subtree

transform_forwards()

void adore::mad::BoundingVolumes::OBBTree3d::transform_forwards ( float  cos_psi, float  sin_psi, float  dx, float  dy, float  dz  )

inline

rotate and translate bounding volumes of this and of complete subtree

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translate()

void adore::mad::BoundingVolumes::OBBTree3d::translate ( float *  t )

inline

translate this bounding volume and all bounding volumes in subtree

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Member Data Documentation

box

OBB3d* adore::mad::BoundingVolumes::OBBTree3d::box

private

overapproximation of target shape at this level

box_valid

bool adore::mad::BoundingVolumes::OBBTree3d::box_valid

private

determines existance of box. allows to supress collision tests at higher levels by setting to false

child

OBBTree3d* adore::mad::BoundingVolumes::OBBTree3d::child

private

the first child of this. other children of this are siblings of child

child_valid

bool adore::mad::BoundingVolumes::OBBTree3d::child_valid

private

determines existance of child

sibling

OBBTree3d* adore::mad::BoundingVolumes::OBBTree3d::sibling

private

a node on the same level as this

sibling_valid

bool adore::mad::BoundingVolumes::OBBTree3d::sibling_valid

private

determines existance of sibling

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

• /home/akoerner/repos/csa/github.com/akoerner1/adore_docs_publish/adore/libadore/libadore/adore/mad/include/adore/mad/boundingvolumes.h