Function PxCapsuleGeometry_isValid 

pub unsafe extern "C" fn PxCapsuleGeometry_isValid(
    self_: *const PxCapsuleGeometry,
) -> bool

Returns true if the geometry is valid.

True if the current settings are valid.

A valid capsule has radius > 0, halfHeight >= 0. It is illegal to call PxRigidActor::createShape and PxPhysics::createShape with a capsule that has zero radius or height.