Type Definition newton_sys::NewtonHeightFieldRayCastCallback

type NewtonHeightFieldRayCastCallback = Option<unsafe extern "C" fn(body: *const NewtonBody, heightFieldCollision: *const NewtonCollision, intersection: f32, row: c_int, col: c_int, normal: *const f32, faceId: c_int, usedData: *const c_void) -> f32>;