Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-08-06 06:00:15 +01:00
Code Issues Projects Releases Packages Wiki Activity

Eliminate LAYERS_NEEDED_FOR_DESCENDANTS flag

Browse source 
This flag is no longer necessary, because stacking contexts can now
create layers lazily for content that needs to be stacked above a
layer. This should reduce the number of layers on pages, hopefully
reducing overdraw.
This commit is contained in:
Martin Robinson 2015-10-28 15:23:28 -07:00
parent 37201e3807
commit 6f4ce7a06e
3 changed files with 3 additions and 56 deletions
Download patch file Download diff file Expand all files Collapse all files

6
components/layout/table.rs
View file

@ -7,8 +7,8 @@
#![deny(unsafe_code)]
use app_units::Au;
use block::{BlockFlow, CandidateBSizeIterator, ISizeAndMarginsComputer};
use block::{ISizeConstraintInput, ISizeConstraintSolution};
use block::{self, BlockFlow, CandidateBSizeIterator, ISizeAndMarginsComputer};
use context::LayoutContext;
use display_list_builder::{BlockFlowDisplayListBuilding, BorderPaintingMode};
use euclid::{Point2D, Rect};
@ -775,11 +775,7 @@ impl TableLikeFlow for BlockFlow {
// At this point, `current_block_offset` is at the content edge of our box. Now iterate
// over children.
let mut layers_needed_for_descendants = false;
for kid in self.base.child_iter() {
// Mark flows for layerization if necessary to handle painting order correctly.
block::propagate_layer_flag_from_child(&mut layers_needed_for_descendants, kid);
// Account for spacing or collapsed borders.
if kid.is_table_row() {
has_rows = true;