fn build_sub_pass(
    task_id: RenderTaskId,
    task: &RenderTask,
    gpu_buffer_builder: &mut GpuBufferBuilder,
    render_tasks: &RenderTaskGraph,
    transforms: &mut TransformPalette,
    ctx: &RenderTargetContext<'_, '_>,
    output: &mut Vec<ClipMaskInstanceList>
)