@brief Create a new joint of the plane-2d type. @ingroup joints @param dJointGroupID set to 0 to allocate the joint normally. If it is nonzero the joint is allocated in the given joint group.
See Implementation
@brief Create a new joint of the plane-2d type. @ingroup joints @param dJointGroupID set to 0 to allocate the joint normally. If it is nonzero the joint is allocated in the given joint group.