Function render_staggered_wavefront 

pub(crate) fn render_staggered_wavefront(
    config: &CuConfig,
    stages: &[&CuExecutionStep],
    entities: &[PlanEntity],
    refine_totals: &HashMap<u32, u32>,
    in_flight_limit: usize,
    rt_pool: Option<&ThreadPoolConfig>,
    top: f64,
) -> RenderedSection