Blender V5.0
Classes | Public Member Functions | Static Public Member Functions | Public Attributes | List of all members
btSparseSdf< CELLSIZE > Struct Template Reference

#include <btSparseSDF.h>

Classes

struct  IntFrac
struct  Cell

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 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, DistanceToShape(), i, btSparseSdf< CELLSIZE >::Cell::pclient, voxelsz, x, y, and z().

Referenced by Evaluate().

◆ Decompose()

template<const int CELLSIZE>
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 x.

Referenced by Evaluate().

◆ DistanceToShape()

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

Definition at line 311 of file btSparseSDF.h.

References btCollisionShape, btConvexShape(), btTransform, btVector3, btGjkEpaSolver2::SignedDistance(), and x.

Referenced by 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, btCollisionShape, btVector3, BuildCell(), btSparseSdf< CELLSIZE >::Cell::c, cells, btSparseSdf< CELLSIZE >::Cell::d, Decompose(), btSparseSdf< CELLSIZE >::IntFrac::f, Hash(), btSparseSdf< CELLSIZE >::Cell::hash, btSparseSdf< CELLSIZE >::IntFrac::i, Lerp(), m_clampCells, ncells, btSparseSdf< CELLSIZE >::Cell::next, nprobes, nqueries, btSparseSdf< CELLSIZE >::Cell::pclient, btSparseSdf< CELLSIZE >::Cell::puid, puid, Reset(), voxelsz, and x.

Referenced by 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 cells, i, ncells, btSparseSdf< CELLSIZE >::Cell::next, nprobes, nqueries, btSparseSdf< CELLSIZE >::Cell::puid, and puid.

◆ Hash()

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

Definition at line 347 of file btSparseSDF.h.

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

Referenced by 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 cells, m_clampCells, m_defaultVoxelsz, and Reset().

◆ Lerp()

template<const int CELLSIZE>
btScalar btSparseSdf< CELLSIZE >::Lerp ( btScalar a,
btScalar b,
btScalar t )
inlinestatic

Definition at line 341 of file btSparseSDF.h.

References b.

Referenced by Evaluate().

◆ RemoveReferences()

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

Definition at line 168 of file btSparseSDF.h.

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

◆ Reset()

template<const int CELLSIZE>
void btSparseSdf< CELLSIZE >::Reset ( )
inline

Definition at line 116 of file btSparseSDF.h.

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

Referenced by Evaluate(), Initialize(), and ~btSparseSdf().

◆ setDefaultVoxelsz()

template<const int CELLSIZE>
void btSparseSdf< CELLSIZE >::setDefaultVoxelsz ( btScalar sz)
inline

Definition at line 111 of file btSparseSDF.h.

References m_defaultVoxelsz.

Member Data Documentation

◆ cells

template<const int CELLSIZE>
btAlignedObjectArray<Cell*> btSparseSdf< CELLSIZE >::cells

Definition at line 82 of file btSparseSDF.h.

Referenced by Evaluate(), GarbageCollect(), Initialize(), RemoveReferences(), and Reset().

◆ m_clampCells

template<const int CELLSIZE>
int btSparseSdf< CELLSIZE >::m_clampCells

Definition at line 87 of file btSparseSDF.h.

Referenced by Evaluate(), and Initialize().

◆ m_defaultVoxelsz

template<const int CELLSIZE>
btScalar btSparseSdf< CELLSIZE >::m_defaultVoxelsz

Definition at line 84 of file btSparseSDF.h.

Referenced by Initialize(), Reset(), and setDefaultVoxelsz().

◆ ncells

template<const int CELLSIZE>
int btSparseSdf< CELLSIZE >::ncells

Definition at line 86 of file btSparseSDF.h.

Referenced by Evaluate(), GarbageCollect(), and Reset().

◆ nprobes

template<const int CELLSIZE>
int btSparseSdf< CELLSIZE >::nprobes

Definition at line 88 of file btSparseSDF.h.

Referenced by Evaluate(), GarbageCollect(), and Reset().

◆ nqueries

template<const int CELLSIZE>
int btSparseSdf< CELLSIZE >::nqueries

Definition at line 89 of file btSparseSDF.h.

Referenced by Evaluate(), GarbageCollect(), and Reset().

◆ puid

template<const int CELLSIZE>
int btSparseSdf< CELLSIZE >::puid

Definition at line 85 of file btSparseSDF.h.

Referenced by Evaluate(), GarbageCollect(), and Reset().

◆ voxelsz

template<const int CELLSIZE>
btScalar btSparseSdf< CELLSIZE >::voxelsz

Definition at line 83 of file btSparseSDF.h.

Referenced by BuildCell(), Evaluate(), and Reset().

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