Function PxArticulationReducedCoordinate_getLoopJoints 

pub unsafe extern "C" fn PxArticulationReducedCoordinate_getLoopJoints(
    self_: *const PxArticulationReducedCoordinate,
    userBuffer: *mut *mut PxConstraint,
    bufferSize: u32,
    startIndex: u32,
) -> u32

Returns the set of loop constraints (i.e. joints) in the articulation.

The number of constraints written into the buffer.