The btEmptyShape is a collision shape without actual collision detection shape, so most users should ignore this class. More...

#include <btEmptyShape.h>

Inheritance diagram for btEmptyShape:

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Collaboration diagram for btEmptyShape:

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Public Member Functions
	BT_DECLARE_ALIGNED_ALLOCATOR ()

	btEmptyShape ()

virtual	~btEmptyShape ()

void	getAabb (const btTransform &t, btVector3 &aabbMin, btVector3 &aabbMax) const
	getAabb's default implementation is brute force, expected derived classes to implement a fast dedicated version

virtual void	setLocalScaling (const btVector3 &scaling)

virtual const btVector3 &	getLocalScaling () const

virtual void	calculateLocalInertia (btScalar mass, btVector3 &inertia) const

virtual const char *	getName () const

virtual void	processAllTriangles (btTriangleCallback *, const btVector3 &, const btVector3 &) const

Public Member Functions inherited from btConcaveShape
	BT_DECLARE_ALIGNED_ALLOCATOR ()

	btConcaveShape ()

virtual	~btConcaveShape ()

virtual btScalar	getMargin () const

virtual void	setMargin (btScalar collisionMargin)

Public Member Functions inherited from btCollisionShape
	BT_DECLARE_ALIGNED_ALLOCATOR ()

	btCollisionShape ()

virtual	~btCollisionShape ()

virtual void	getBoundingSphere (btVector3 &center, btScalar &radius) const

virtual btScalar	getAngularMotionDisc () const
	getAngularMotionDisc returns the maximum radius needed for Conservative Advancement to handle time-of-impact with rotations.

virtual btScalar	getContactBreakingThreshold (btScalar defaultContactThresholdFactor) const

void	calculateTemporalAabb (const btTransform &curTrans, const btVector3 &linvel, const btVector3 &angvel, btScalar timeStep, btVector3 &temporalAabbMin, btVector3 &temporalAabbMax) const
	calculateTemporalAabb calculates the enclosing aabb for the moving object over interval [0..timeStep) result is conservative

bool	isPolyhedral () const

bool	isConvex2d () const

bool	isConvex () const

bool	isNonMoving () const

bool	isConcave () const

bool	isCompound () const

bool	isSoftBody () const

bool	isInfinite () const
	isInfinite is used to catch simulation error (aabb check)

int	getShapeType () const

virtual btVector3	getAnisotropicRollingFrictionDirection () const
	the getAnisotropicRollingFrictionDirection can be used in combination with setAnisotropicFriction See Bullet/Demos/RollingFrictionDemo for an example

void	setUserPointer (void *userPtr)
	optional user data pointer

void *	getUserPointer () const

void	setUserIndex (int index)

int	getUserIndex () const

virtual int	calculateSerializeBufferSize () const

virtual const char *	serialize (void dataBuffer, btSerializer serializer) const
	fills the dataBuffer and returns the struct name (and 0 on failure)

virtual void	serializeSingleShape (btSerializer *serializer) const

Protected Attributes
btVector3	m_localScaling

Protected Attributes inherited from btConcaveShape
btScalar	m_collisionMargin

Protected Attributes inherited from btCollisionShape
int	m_shapeType

void *	m_userPointer

int	m_userIndex

Detailed Description

The btEmptyShape is a collision shape without actual collision detection shape, so most users should ignore this class.

It can be replaced by another shape during runtime, but the inertia tensor should be recomputed.

Definition at line 31 of file btEmptyShape.h.

Constructor & Destructor Documentation

◆ btEmptyShape()

btEmptyShape::btEmptyShape ( )

Definition at line 22 of file btEmptyShape.cpp.

◆ ~btEmptyShape()

btEmptyShape::~btEmptyShape ( )

virtual

Definition at line 28 of file btEmptyShape.cpp.

Member Function Documentation

◆ BT_DECLARE_ALIGNED_ALLOCATOR()

btEmptyShape::BT_DECLARE_ALIGNED_ALLOCATOR ( )

◆ calculateLocalInertia()

void btEmptyShape::calculateLocalInertia	(	btScalar	mass,
		btVector3 &	inertia ) const

virtual

Implements btCollisionShape.

Definition at line 44 of file btEmptyShape.cpp.

◆ getAabb()

void btEmptyShape::getAabb	(	const btTransform &	t,
		btVector3 &	aabbMin,
		btVector3 &	aabbMax ) const

virtual

getAabb's default implementation is brute force, expected derived classes to implement a fast dedicated version

Implements btCollisionShape.

Definition at line 34 of file btEmptyShape.cpp.

◆ getLocalScaling()

virtual const btVector3 & btEmptyShape::getLocalScaling ( ) const

inlinevirtual

Implements btCollisionShape.

Definition at line 49 of file btEmptyShape.h.

◆ getName()

virtual const char * btEmptyShape::getName ( ) const

inlinevirtual

Implements btCollisionShape.

Definition at line 56 of file btEmptyShape.h.

◆ processAllTriangles()

virtual void btEmptyShape::processAllTriangles	(	btTriangleCallback *	,
		const btVector3 &	,
		const btVector3 &	) const

inlinevirtual

Implements btConcaveShape.

Definition at line 61 of file btEmptyShape.h.

◆ setLocalScaling()

virtual void btEmptyShape::setLocalScaling ( const btVector3 & scaling )

inlinevirtual

Implements btCollisionShape.

Definition at line 45 of file btEmptyShape.h.

Member Data Documentation

◆ m_localScaling

btVector3 btEmptyShape::m_localScaling

protected

Definition at line 66 of file btEmptyShape.h.

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

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ btEmptyShape()

◆ ~btEmptyShape()

Member Function Documentation

◆ BT_DECLARE_ALIGNED_ALLOCATOR()

◆ calculateLocalInertia()

◆ getAabb()

◆ getLocalScaling()

◆ getName()

◆ processAllTriangles()

◆ setLocalScaling()

Member Data Documentation

◆ m_localScaling