Function prepare_clip_range 

pub fn prepare_clip_range(
    clips_range: ClipNodeRange,
    masked_prim_task_id: RenderTaskId,
    task_rect: &DeviceRect,
    prim_local_coverage_rect: &LayoutRect,
    prim_spatial_node_index: SpatialNodeIndex,
    raster_spatial_node_index: SpatialNodeIndex,
    device_pixel_scale: DevicePixelScale,
    interned_clips: &DataStore<ClipIntern>,
    clip_store: &ClipStore,
    spatial_tree: &SpatialTree,
    rg_builder: &mut RenderTaskGraphBuilder,
    gpu_buffer: &mut GpuBufferBuilderImpl<GpuBufferBlockF>,
    transforms: &mut TransformPalette,
)