Blender: btSparseSdf< CELLSIZE > Struct Template Reference

Blender V4.3

#include <btSparseSDF.h>

Classes
struct	Cell

struct	IntFrac

Public Member Functions
	~btSparseSdf ()

void	Initialize (int hashsize=2383, int clampCells=256 *1024)

void	setDefaultVoxelsz (btScalar sz)

void	Reset ()

void	GarbageCollect (int lifetime=256)

int	RemoveReferences (btCollisionShape *pcs)

btScalar	Evaluate (const btVector3 &x, const btCollisionShape *shape, btVector3 &normal, btScalar margin)

void	BuildCell (Cell &c)

Static Public Member Functions
static btScalar	DistanceToShape (const btVector3 &x, const btCollisionShape *shape)

static IntFrac	Decompose (btScalar x)

static btScalar	Lerp (btScalar a, btScalar b, btScalar t)

static unsigned int	Hash (int x, int y, int z, const btCollisionShape *shape)

Public Attributes
btAlignedObjectArray< Cell * >	cells

btScalar	voxelsz

btScalar	m_defaultVoxelsz

int	puid

int	ncells

int	m_clampCells

int	nprobes

int	nqueries

Detailed Description

template<const int CELLSIZE>
struct btSparseSdf< CELLSIZE >

Definition at line 58 of file btSparseSDF.h.

Constructor & Destructor Documentation

◆ ~btSparseSdf()

template<const int CELLSIZE>

btSparseSdf< CELLSIZE >::~btSparseSdf ( )

inline

Definition at line 91 of file btSparseSDF.h.

References btSparseSdf< CELLSIZE >::Reset().

Member Function Documentation

◆ BuildCell()

template<const int CELLSIZE>

void btSparseSdf< CELLSIZE >::BuildCell ( Cell & c )

inline

Definition at line 289 of file btSparseSDF.h.

References btVector3, btSparseSdf< CELLSIZE >::Cell::c, btSparseSdf< CELLSIZE >::Cell::d, btSparseSdf< CELLSIZE >::DistanceToShape(), btSparseSdf< CELLSIZE >::Cell::pclient, btSparseSdf< CELLSIZE >::voxelsz, and z().

Referenced by btSparseSdf< CELLSIZE >::Evaluate().

◆ Decompose()

template<const int CELLSIZE>

static IntFrac btSparseSdf< CELLSIZE >::Decompose ( btScalar x )

inlinestatic

Definition at line 325 of file btSparseSDF.h.

References btSparseSdf< CELLSIZE >::IntFrac::b, btSparseSdf< CELLSIZE >::IntFrac::f, btSparseSdf< CELLSIZE >::IntFrac::i, and int.

Referenced by btSparseSdf< CELLSIZE >::Evaluate().

◆ DistanceToShape()

template<const int CELLSIZE>

static btScalar btSparseSdf< CELLSIZE >::DistanceToShape	(	const btVector3 &	x,
		const btCollisionShape *	shape )

inlinestatic

Definition at line 311 of file btSparseSDF.h.

References btConvexShape(), btTransform, and btGjkEpaSolver2::SignedDistance().

Referenced by btSparseSdf< CELLSIZE >::BuildCell().

◆ Evaluate()

template<const int CELLSIZE>

btScalar btSparseSdf< CELLSIZE >::Evaluate	(	const btVector3 &	x,
		const btCollisionShape *	shape,
		btVector3 &	normal,
		btScalar	margin )

inline

Definition at line 196 of file btSparseSDF.h.

References btSparseSdf< CELLSIZE >::IntFrac::b, btVector3, btSparseSdf< CELLSIZE >::BuildCell(), btSparseSdf< CELLSIZE >::cells, btSparseSdf< CELLSIZE >::Decompose(), btSparseSdf< CELLSIZE >::IntFrac::f, btSparseSdf< CELLSIZE >::Hash(), btSparseSdf< CELLSIZE >::IntFrac::i, btSparseSdf< CELLSIZE >::Lerp(), btSparseSdf< CELLSIZE >::m_clampCells, btSparseSdf< CELLSIZE >::ncells, btSparseSdf< CELLSIZE >::Cell::next, btSparseSdf< CELLSIZE >::nprobes, btSparseSdf< CELLSIZE >::nqueries, btSparseSdf< CELLSIZE >::Cell::pclient, btSparseSdf< CELLSIZE >::puid, btSparseSdf< CELLSIZE >::Reset(), and btSparseSdf< CELLSIZE >::voxelsz.

Referenced by btSoftBody::appendDeformableAnchor(), btSoftBody::appendDeformableAnchor(), btSoftBody::checkContact(), btSoftBody::checkDeformableContact(), btSoftBody::checkDeformableFaceContact(), and btDeformableMultiBodyDynamicsWorld::integrateTransforms().

◆ GarbageCollect()

template<const int CELLSIZE>

void btSparseSdf< CELLSIZE >::GarbageCollect ( int lifetime = 256 )

inline

Todo: : Reset puid's when int range limit is reached *‍/

Definition at line 136 of file btSparseSDF.h.

References btSparseSdf< CELLSIZE >::cells, btSparseSdf< CELLSIZE >::ncells, btSparseSdf< CELLSIZE >::Cell::next, btSparseSdf< CELLSIZE >::nprobes, btSparseSdf< CELLSIZE >::nqueries, btSparseSdf< CELLSIZE >::Cell::puid, and btSparseSdf< CELLSIZE >::puid.

◆ Hash()

template<const int CELLSIZE>

static unsigned int btSparseSdf< CELLSIZE >::Hash	(	int	x,
		int	y,
		int	z,
		const btCollisionShape *	shape )

inlinestatic

Definition at line 347 of file btSparseSDF.h.

References HsiehHash(), ptr, result, w(), x, y, and z().

Referenced by btSparseSdf< CELLSIZE >::Evaluate().

◆ Initialize()

template<const int CELLSIZE>

void btSparseSdf< CELLSIZE >::Initialize	(	int	hashsize = 2383,
		int	clampCells = 256 * 1024 )

inline

Definition at line 100 of file btSparseSDF.h.

References btSparseSdf< CELLSIZE >::cells, btSparseSdf< CELLSIZE >::m_clampCells, btSparseSdf< CELLSIZE >::m_defaultVoxelsz, and btSparseSdf< CELLSIZE >::Reset().

Referenced by btDeformableMultiBodyDynamicsWorld::btDeformableMultiBodyDynamicsWorld(), btSoftMultiBodyDynamicsWorld::btSoftMultiBodyDynamicsWorld(), and btSoftRigidDynamicsWorld::btSoftRigidDynamicsWorld().

◆ Lerp()

template<const int CELLSIZE>

static btScalar btSparseSdf< CELLSIZE >::Lerp	(	btScalar	a,
		btScalar	b,
		btScalar	t )

inlinestatic

Definition at line 341 of file btSparseSDF.h.

References b.

Referenced by btSparseSdf< CELLSIZE >::Evaluate().

◆ RemoveReferences()

template<const int CELLSIZE>

int btSparseSdf< CELLSIZE >::RemoveReferences ( btCollisionShape * pcs )

inline

Definition at line 168 of file btSparseSDF.h.

References btSparseSdf< CELLSIZE >::cells, btSparseSdf< CELLSIZE >::Cell::next, and btSparseSdf< CELLSIZE >::Cell::pclient.

Referenced by btSoftBodyTriangleCallback::clearCache().

◆ Reset()

template<const int CELLSIZE>

void btSparseSdf< CELLSIZE >::Reset ( )

inline

Definition at line 116 of file btSparseSDF.h.

References btSparseSdf< CELLSIZE >::cells, btSparseSdf< CELLSIZE >::m_defaultVoxelsz, btSparseSdf< CELLSIZE >::ncells, btSparseSdf< CELLSIZE >::Cell::next, btSparseSdf< CELLSIZE >::nprobes, btSparseSdf< CELLSIZE >::nqueries, btSparseSdf< CELLSIZE >::puid, and btSparseSdf< CELLSIZE >::voxelsz.

Referenced by btDeformableMultiBodyDynamicsWorld::btDeformableMultiBodyDynamicsWorld(), btSoftMultiBodyDynamicsWorld::btSoftMultiBodyDynamicsWorld(), btSoftRigidDynamicsWorld::btSoftRigidDynamicsWorld(), btSparseSdf< CELLSIZE >::Evaluate(), btSparseSdf< CELLSIZE >::Initialize(), and btSparseSdf< CELLSIZE >::~btSparseSdf().

◆ setDefaultVoxelsz()

template<const int CELLSIZE>

void btSparseSdf< CELLSIZE >::setDefaultVoxelsz ( btScalar sz )

inline

Definition at line 111 of file btSparseSDF.h.

References btSparseSdf< CELLSIZE >::m_defaultVoxelsz.

Referenced by btDeformableMultiBodyDynamicsWorld::btDeformableMultiBodyDynamicsWorld().

Member Data Documentation

◆ cells

template<const int CELLSIZE>

btAlignedObjectArray<Cell*> btSparseSdf< CELLSIZE >::cells

Definition at line 82 of file btSparseSDF.h.

Referenced by btSparseSdf< CELLSIZE >::Evaluate(), btSparseSdf< CELLSIZE >::GarbageCollect(), btSparseSdf< CELLSIZE >::Initialize(), btSparseSdf< CELLSIZE >::RemoveReferences(), and btSparseSdf< CELLSIZE >::Reset().

◆ m_clampCells

template<const int CELLSIZE>

int btSparseSdf< CELLSIZE >::m_clampCells

Definition at line 87 of file btSparseSDF.h.

Referenced by btSparseSdf< CELLSIZE >::Evaluate(), and btSparseSdf< CELLSIZE >::Initialize().

◆ m_defaultVoxelsz

template<const int CELLSIZE>

btScalar btSparseSdf< CELLSIZE >::m_defaultVoxelsz

Definition at line 84 of file btSparseSDF.h.

Referenced by btSparseSdf< CELLSIZE >::Initialize(), btSparseSdf< CELLSIZE >::Reset(), and btSparseSdf< CELLSIZE >::setDefaultVoxelsz().

◆ ncells

template<const int CELLSIZE>

int btSparseSdf< CELLSIZE >::ncells

Definition at line 86 of file btSparseSDF.h.

Referenced by btSparseSdf< CELLSIZE >::Evaluate(), btSparseSdf< CELLSIZE >::GarbageCollect(), and btSparseSdf< CELLSIZE >::Reset().

◆ nprobes

template<const int CELLSIZE>

int btSparseSdf< CELLSIZE >::nprobes

Definition at line 88 of file btSparseSDF.h.

Referenced by btSparseSdf< CELLSIZE >::Evaluate(), btSparseSdf< CELLSIZE >::GarbageCollect(), and btSparseSdf< CELLSIZE >::Reset().

◆ nqueries

template<const int CELLSIZE>

int btSparseSdf< CELLSIZE >::nqueries

Definition at line 89 of file btSparseSDF.h.

Referenced by btSparseSdf< CELLSIZE >::Evaluate(), btSparseSdf< CELLSIZE >::GarbageCollect(), and btSparseSdf< CELLSIZE >::Reset().

◆ puid

template<const int CELLSIZE>

int btSparseSdf< CELLSIZE >::puid

Definition at line 85 of file btSparseSDF.h.

Referenced by btSparseSdf< CELLSIZE >::Evaluate(), btSparseSdf< CELLSIZE >::GarbageCollect(), and btSparseSdf< CELLSIZE >::Reset().

◆ voxelsz

template<const int CELLSIZE>

btScalar btSparseSdf< CELLSIZE >::voxelsz

Definition at line 83 of file btSparseSDF.h.

Referenced by btSparseSdf< CELLSIZE >::BuildCell(), btSparseSdf< CELLSIZE >::Evaluate(), and btSparseSdf< CELLSIZE >::Reset().

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

btSparseSDF.h