Commit 57c58ccb authored by Sandor Molnar's avatar Sandor Molnar
Browse files

Backed out changeset 558b823bb68b (bug 1741780) on devs request. CLOSED TREE

parent 96d7010b

gfx/wr/webrender/src/clip.rs

+0 −2
Original line number Diff line number Diff line
@@ -2178,8 +2178,6 @@ fn add_clip_node_to_current_chain( 
                };

            }

            ClipSpaceConversion::Transform(..) => {

                assert!(spatial_tree.is_ancestor(node.spatial_node_index, prim_spatial_node_index));



                // Map the local clip rect directly into the same space as the picture

                // surface. This will often be the same space as the clip itself, which

                // results in a reduction in allocated clip mask size.

gfx/wr/webrender/src/spatial_tree.rs

+0 −25
Original line number Diff line number Diff line
@@ -755,31 +755,6 @@ impl SpatialTree { 
        }

    }



    /// Check if a given spatial node is an ancestor of another spatial node.

    pub fn is_ancestor(

        &self,

        maybe_parent: SpatialNodeIndex,

        maybe_child: SpatialNodeIndex,

    ) -> bool {

        // Early out if same node

        if maybe_parent == maybe_child {

            return false;

        }



        let mut current_node = maybe_child;



        while current_node != self.root_reference_frame_index {

            let node = self.get_node_info(current_node);

            current_node = node.parent.expect("bug: no parent");



            if current_node == maybe_parent {

                return true;

            }

        }



        false

    }



    fn visit_node_impl_mut<F>(

        &mut self,

        index: SpatialNodeIndex,