Bullet Collision Detection & Physics Library
Public Member Functions | Protected Member Functions | Private Attributes | List of all members
btConvexInternalAabbCachingShape Class Reference

btConvexInternalAabbCachingShape adds local aabb caching for convex shapes, to avoid expensive bounding box calculations More...

#include <btConvexInternalShape.h>

Inheritance diagram for btConvexInternalAabbCachingShape:
Inheritance graph
Collaboration diagram for btConvexInternalAabbCachingShape:
Collaboration graph

Public Member Functions

virtual void setLocalScaling (const btVector3 &scaling)
virtual 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 More...
void recalcLocalAabb ()
- Public Member Functions inherited from btConvexInternalShape
virtual ~btConvexInternalShape ()
virtual btVector3 localGetSupportingVertex (const btVector3 &vec) const
const btVector3getImplicitShapeDimensions () const
void setImplicitShapeDimensions (const btVector3 &dimensions)
 warning: use setImplicitShapeDimensions with care changing a collision shape while the body is in the world is not recommended, it is best to remove the body from the world, then make the change, and re-add it alternatively flush the contact points, see documentation for 'cleanProxyFromPairs' More...
void setSafeMargin (btScalar minDimension, btScalar defaultMarginMultiplier=0.1f)
void setSafeMargin (const btVector3 &halfExtents, btScalar defaultMarginMultiplier=0.1f)
virtual void getAabbSlow (const btTransform &t, btVector3 &aabbMin, btVector3 &aabbMax) const
virtual const btVector3getLocalScaling () const
const btVector3getLocalScalingNV () const
virtual void setMargin (btScalar margin)
virtual btScalar getMargin () const
btScalar getMarginNV () const
virtual int getNumPreferredPenetrationDirections () const
virtual void getPreferredPenetrationDirection (int index, btVector3 &penetrationVector) 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) More...
- Public Member Functions inherited from btConvexShape
 btConvexShape ()
 not supported on IBM SDK, until we fix the alignment of btVector3 More...
virtual ~btConvexShape ()
virtual btVector3 localGetSupportingVertexWithoutMargin (const btVector3 &vec) const =0
btVector3 localGetSupportVertexWithoutMarginNonVirtual (const btVector3 &vec) const
btVector3 localGetSupportVertexNonVirtual (const btVector3 &vec) const
btScalar getMarginNonVirtual () const
void getAabbNonVirtual (const btTransform &t, btVector3 &aabbMin, btVector3 &aabbMax) const
virtual void project (const btTransform &trans, const btVector3 &dir, btScalar &minProj, btScalar &maxProj, btVector3 &witnesPtMin, btVector3 &witnesPtMax) const
virtual void batchedUnitVectorGetSupportingVertexWithoutMargin (const btVector3 *vectors, btVector3 *supportVerticesOut, int numVectors) const =0
- Public Member Functions inherited from btCollisionShape
 btCollisionShape ()
virtual ~btCollisionShape ()
virtual void getBoundingSphere (btVector3 &center, btScalar &radius) const
virtual btScalar getAngularMotionDisc () const
 getAngularMotionDisc returns the maximus radius needed for Conservative Advancement to handle time-of-impact with rotations. More...
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 More...
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) More...
virtual void calculateLocalInertia (btScalar mass, btVector3 &inertia) const =0
virtual const char * getName () const =0
int getShapeType () const
virtual btVector3 getAnisotropicRollingFrictionDirection () const
 the getAnisotropicRollingFrictionDirection can be used in combination with setAnisotropicFriction See Bullet/Demos/RollingFrictionDemo for an example More...
void setUserPointer (void *userPtr)
 optional user data pointer More...
void * getUserPointer () const
void setUserIndex (int index)
int getUserIndex () const
virtual void serializeSingleShape (btSerializer *serializer) const

Protected Member Functions

 btConvexInternalAabbCachingShape ()
void setCachedLocalAabb (const btVector3 &aabbMin, const btVector3 &aabbMax)
void getCachedLocalAabb (btVector3 &aabbMin, btVector3 &aabbMax) const
void getNonvirtualAabb (const btTransform &trans, btVector3 &aabbMin, btVector3 &aabbMax, btScalar margin) const
- Protected Member Functions inherited from btConvexInternalShape
 btConvexInternalShape ()

Private Attributes

btVector3 m_localAabbMin
btVector3 m_localAabbMax
bool m_isLocalAabbValid

Additional Inherited Members

- Protected Attributes inherited from btConvexInternalShape
btVector3 m_localScaling
btVector3 m_implicitShapeDimensions
btScalar m_collisionMargin
btScalar m_padding
- Protected Attributes inherited from btCollisionShape
int m_shapeType
void * m_userPointer
int m_userIndex

Detailed Description

btConvexInternalAabbCachingShape adds local aabb caching for convex shapes, to avoid expensive bounding box calculations

Definition at line 182 of file btConvexInternalShape.h.

Constructor & Destructor Documentation

btConvexInternalAabbCachingShape::btConvexInternalAabbCachingShape ( )

Definition at line 84 of file btConvexInternalShape.cpp.

Member Function Documentation

void btConvexInternalAabbCachingShape::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 93 of file btConvexInternalShape.cpp.

void btConvexInternalAabbCachingShape::getCachedLocalAabb ( btVector3 aabbMin,
btVector3 aabbMax 
) const

Definition at line 199 of file btConvexInternalShape.h.

void btConvexInternalAabbCachingShape::getNonvirtualAabb ( const btTransform trans,
btVector3 aabbMin,
btVector3 aabbMax,
btScalar  margin 
) const

Definition at line 206 of file btConvexInternalShape.h.

void btConvexInternalAabbCachingShape::recalcLocalAabb ( )

Definition at line 105 of file btConvexInternalShape.cpp.

void btConvexInternalAabbCachingShape::setCachedLocalAabb ( const btVector3 aabbMin,
const btVector3 aabbMax 

Definition at line 192 of file btConvexInternalShape.h.

void btConvexInternalAabbCachingShape::setLocalScaling ( const btVector3 scaling)

Reimplemented from btConvexInternalShape.

Definition at line 98 of file btConvexInternalShape.cpp.

Member Data Documentation

bool btConvexInternalAabbCachingShape::m_isLocalAabbValid

Definition at line 186 of file btConvexInternalShape.h.

btVector3 btConvexInternalAabbCachingShape::m_localAabbMax

Definition at line 185 of file btConvexInternalShape.h.

btVector3 btConvexInternalAabbCachingShape::m_localAabbMin

Definition at line 184 of file btConvexInternalShape.h.

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