The btGeatConstraint will couple the angular velocity for two bodies around given local axis and ratio.  
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|  | btGearConstraint (btRigidBody &rbA, btRigidBody &rbB, const btVector3 &axisInA, const btVector3 &axisInB, btScalar ratio=1.f) | 
|  | Implemented by Erwin Coumans. The idea for the constraint comes from Dimitris Papavasiliou.  More... 
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| virtual | ~btGearConstraint () | 
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| virtual void | getInfo1 (btConstraintInfo1 *info) | 
|  | internal method used by the constraint solver, don't use them directly  More... 
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| virtual void | getInfo2 (btConstraintInfo2 *info) | 
|  | internal method used by the constraint solver, don't use them directly  More... 
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| void | setAxisA (btVector3 &axisA) | 
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| void | setAxisB (btVector3 &axisB) | 
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| void | setRatio (btScalar ratio) | 
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| const btVector3 & | getAxisA () const | 
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| const btVector3 & | getAxisB () const | 
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| btScalar | getRatio () const | 
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| virtual void | setParam (int num, btScalar value, int axis=-1) | 
|  | override the default global value of a parameter (such as ERP or CFM), optionally provide the axis (0..5).  More... 
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| virtual btScalar | getParam (int num, int axis=-1) const | 
|  | return the local value of parameter  More... 
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| virtual int | calculateSerializeBufferSize () const | 
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| virtual const char * | serialize (void *dataBuffer, btSerializer *serializer) const | 
|  | fills the dataBuffer and returns the struct name (and 0 on failure)  More... 
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|  | BT_DECLARE_ALIGNED_ALLOCATOR () | 
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| virtual | ~btTypedConstraint () | 
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|  | btTypedConstraint (btTypedConstraintType type, btRigidBody &rbA) | 
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|  | btTypedConstraint (btTypedConstraintType type, btRigidBody &rbA, btRigidBody &rbB) | 
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| int | getOverrideNumSolverIterations () const | 
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| void | setOverrideNumSolverIterations (int overideNumIterations) | 
|  | override the number of constraint solver iterations used to solve this constraint -1 will use the default number of iterations, as specified in SolverInfo.m_numIterations  More... 
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| virtual void | buildJacobian () | 
|  | internal method used by the constraint solver, don't use them directly  More... 
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| virtual void | setupSolverConstraint (btConstraintArray &ca, int solverBodyA, int solverBodyB, btScalar timeStep) | 
|  | internal method used by the constraint solver, don't use them directly  More... 
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| void | internalSetAppliedImpulse (btScalar appliedImpulse) | 
|  | internal method used by the constraint solver, don't use them directly  More... 
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| btScalar | internalGetAppliedImpulse () | 
|  | internal method used by the constraint solver, don't use them directly  More... 
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| btScalar | getBreakingImpulseThreshold () const | 
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| void | setBreakingImpulseThreshold (btScalar threshold) | 
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| bool | isEnabled () const | 
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| void | setEnabled (bool enabled) | 
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| virtual void | solveConstraintObsolete (btSolverBody &, btSolverBody &, btScalar) | 
|  | internal method used by the constraint solver, don't use them directly  More... 
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| const btRigidBody & | getRigidBodyA () const | 
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| const btRigidBody & | getRigidBodyB () const | 
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| btRigidBody & | getRigidBodyA () | 
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| btRigidBody & | getRigidBodyB () | 
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| int | getUserConstraintType () const | 
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| void | setUserConstraintType (int userConstraintType) | 
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| void | setUserConstraintId (int uid) | 
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| int | getUserConstraintId () const | 
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| void | setUserConstraintPtr (void *ptr) | 
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| void * | getUserConstraintPtr () | 
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| void | setJointFeedback (btJointFeedback *jointFeedback) | 
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| const btJointFeedback * | getJointFeedback () const | 
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| btJointFeedback * | getJointFeedback () | 
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| int | getUid () const | 
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| bool | needsFeedback () const | 
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| void | enableFeedback (bool needsFeedback) | 
|  | enableFeedback will allow to read the applied linear and angular impulse use getAppliedImpulse, getAppliedLinearImpulse and getAppliedAngularImpulse to read feedback information  More... 
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| btScalar | getAppliedImpulse () const | 
|  | getAppliedImpulse is an estimated total applied impulse.  More... 
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| btTypedConstraintType | getConstraintType () const | 
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| void | setDbgDrawSize (btScalar dbgDrawSize) | 
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| btScalar | getDbgDrawSize () | 
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|  | btTypedObject (int objectType) | 
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| int | getObjectType () const | 
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The btGeatConstraint will couple the angular velocity for two bodies around given local axis and ratio. 
See Bullet/Demos/ConstraintDemo for an example use. 
Definition at line 36 of file btGearConstraint.h.