btCylinderShape Class Reference

The btCylinderShape class implements a cylinder shape primitive, centered around the origin. Its central axis aligned with the Y axis. btCylinderShapeX is aligned with the X axis and btCylinderShapeZ around the Z axis. More...

#include <btCylinderShape.h>

Inheritance diagram for btCylinderShape:

List of all members.

Public Member Functions
btVector3	getHalfExtentsWithMargin () const
const btVector3 &	getHalfExtentsWithoutMargin () const
	btCylinderShape (const btVector3 &halfExtents)
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	calculateLocalInertia (btScalar mass, btVector3 &inertia) const
virtual btVector3	localGetSupportingVertexWithoutMargin (const btVector3 &vec) const
virtual void	batchedUnitVectorGetSupportingVertexWithoutMargin (const btVector3 *vectors, btVector3 *supportVerticesOut, int numVectors) const
virtual void	setMargin (btScalar collisionMargin)
virtual btVector3	localGetSupportingVertex (const btVector3 &vec) const
int	getUpAxis () const
virtual btScalar	getRadius () const
virtual void	setLocalScaling (const btVector3 &scaling)
virtual const char *	getName () 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)
Protected Attributes
int	m_upAxis

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Detailed Description

The btCylinderShape class implements a cylinder shape primitive, centered around the origin. Its central axis aligned with the Y axis. btCylinderShapeX is aligned with the X axis and btCylinderShapeZ around the Z axis.

Definition at line 24 of file btCylinderShape.h.

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Constructor & Destructor Documentation

btCylinderShape::btCylinderShape

(

const btVector3 &

halfExtents

)

Definition at line 18 of file btCylinderShape.cpp.

References CYLINDER_SHAPE_PROXYTYPE, btConvexInternalShape::getMargin(), btConvexInternalShape::m_implicitShapeDimensions, and btConvexInternalShape::m_localScaling.

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Member Function Documentation

void btCylinderShape::batchedUnitVectorGetSupportingVertexWithoutMargin	(	const btVector3 *	vectors,
		btVector3 *	supportVerticesOut,
		int	numVectors
	)		const [virtual]

Reimplemented in btCylinderShapeX, and btCylinderShapeZ.

Definition at line 252 of file btCylinderShape.cpp.

References CylinderLocalSupportY(), getHalfExtentsWithoutMargin(), and i.

void btCylinderShape::calculateLocalInertia	(	btScalar	mass,
		btVector3 &	inertia
	)		const [virtual]

Definition at line 48 of file btCylinderShape.cpp.

References getHalfExtentsWithMargin(), and m_upAxis.

SIMD_FORCE_INLINE int btCylinderShape::calculateSerializeBufferSize

(

)

const [virtual]

Reimplemented from btConvexInternalShape.

Definition at line 180 of file btCylinderShape.h.

void btCylinderShape::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

Reimplemented from btConvexInternalShape.

Definition at line 43 of file btCylinderShape.cpp.

References btTransformAabb(), getHalfExtentsWithoutMargin(), and btConvexInternalShape::getMargin().

btVector3 btCylinderShape::getHalfExtentsWithMargin

(

)

const [inline]

Definition at line 34 of file btCylinderShape.h.

References getHalfExtentsWithoutMargin(), and btConvexInternalShape::getMargin().

Referenced by calculateLocalInertia(), btCollisionWorld::debugDrawObject(), btCylinderShapeZ::getRadius(), btCylinderShapeX::getRadius(), and getRadius().

const btVector3& btCylinderShape::getHalfExtentsWithoutMargin

(

)

const [inline]

Definition at line 42 of file btCylinderShape.h.

References btConvexInternalShape::m_implicitShapeDimensions.

Referenced by btCylinderShapeZ::batchedUnitVectorGetSupportingVertexWithoutMargin(), batchedUnitVectorGetSupportingVertexWithoutMargin(), btCylinderShapeX::batchedUnitVectorGetSupportingVertexWithoutMargin(), getAabb(), getHalfExtentsWithMargin(), btCylinderShapeZ::localGetSupportingVertexWithoutMargin(), localGetSupportingVertexWithoutMargin(), and btCylinderShapeX::localGetSupportingVertexWithoutMargin().

virtual const char* btCylinderShape::getName

(

void

)

const [inline, virtual]

Reimplemented in btCylinderShapeX, and btCylinderShapeZ.

Definition at line 116 of file btCylinderShape.h.

virtual btScalar btCylinderShape::getRadius

(

)

const [inline, virtual]

Reimplemented in btCylinderShapeX, and btCylinderShapeZ.

Definition at line 98 of file btCylinderShape.h.

References getHalfExtentsWithMargin().

Referenced by btCollisionWorld::debugDrawObject().

int btCylinderShape::getUpAxis

(

)

const [inline]

Definition at line 93 of file btCylinderShape.h.

References m_upAxis.

Referenced by btCollisionWorld::debugDrawObject().

virtual btVector3 btCylinderShape::localGetSupportingVertex

(

const btVector3 &

vec

)

const [inline, virtual]

Reimplemented from btConvexInternalShape.

Definition at line 69 of file btCylinderShape.h.

References btConvexInternalShape::getMargin(), localGetSupportingVertexWithoutMargin(), and SIMD_EPSILON.

btVector3 btCylinderShape::localGetSupportingVertexWithoutMargin

(

const btVector3 &

vec

)

const [virtual]

Reimplemented in btCylinderShapeX, and btCylinderShapeZ.

Definition at line 247 of file btCylinderShape.cpp.

References CylinderLocalSupportY(), and getHalfExtentsWithoutMargin().

Referenced by localGetSupportingVertex().

SIMD_FORCE_INLINE const char * btCylinderShape::serialize	(	void *	dataBuffer,
		btSerializer *	serializer
	)		const [virtual]

fills the dataBuffer and returns the struct name (and 0 on failure)

Reimplemented from btConvexInternalShape.

Definition at line 186 of file btCylinderShape.h.

References btCylinderShapeData::m_convexInternalShapeData, btCylinderShapeData::m_upAxis, and m_upAxis.

virtual void btCylinderShape::setLocalScaling

(

const btVector3 &

scaling

)

[inline, virtual]

Reimplemented from btConvexInternalShape.

Definition at line 103 of file btCylinderShape.h.

References btConvexInternalShape::getMargin(), btConvexInternalShape::m_implicitShapeDimensions, and btConvexInternalShape::m_localScaling.

virtual void btCylinderShape::setMargin

(

btScalar

collisionMargin

)

[inline, virtual]

Reimplemented from btConvexInternalShape.

Definition at line 57 of file btCylinderShape.h.

References btConvexInternalShape::getMargin(), and btConvexInternalShape::m_implicitShapeDimensions.

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Member Data Documentation

int btCylinderShape::m_upAxis [protected]

Definition at line 30 of file btCylinderShape.h.

Referenced by btCylinderShapeX::btCylinderShapeX(), btCylinderShapeZ::btCylinderShapeZ(), calculateLocalInertia(), getUpAxis(), and serialize().

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

• btCylinderShape.h
• btCylinderShape.cpp