Function prepare_indirect_pattern 

fn prepare_indirect_pattern(
    prim_spatial_node_index: SpatialNodeIndex,
    raster_spatial_node_index: SpatialNodeIndex,
    local_rect: &LayoutRect,
    local_clip_rect: &LayoutRect,
    clipped_surface_rect: &DeviceRect,
    local_to_device_scale_offset: Option<&ScaleOffset>,
    device_pixel_scale: DevicePixelScale,
    transform_id: GpuTransformId,
    pattern: &Pattern,
    quad_flags: QuadFlags,
    aa_flags: EdgeMask,
    cache_key: &Option<QuadCacheKey>,
    clip_chain: Option<&ClipChainInstance>,
    ctx: &PatternBuilderContext<'_>,
    interned_clips: &DataStore<ClipIntern>,
    frame_state: &mut FrameBuildingState<'_>,
) -> Option<RenderTaskId>