Changeset 280669 in webkit

Timestamp:

Aug 4, 2021, 4:08:39 PM (5 years ago)

Author:

timothy_horton@apple.com

Message:

RemoteLayerBackingStore: Adopt a new bifurcated layer switch
​https://bugs.webkit.org/show_bug.cgi?id=228800
<rdar://problem/81534641>

Reviewed by Sam Weinig.

• Shared/RemoteLayerTree/RemoteLayerBackingStore.mm:

(WebKit::RemoteLayerBackingStore::applyBackingStoreToLayer):
Let CA know that we're going to hand it both a display list and
backing store ahead of time by setting a new bit.

Location:

trunk/Source/WebKit

Files:

• ChangeLog (modified) (1 diff)
• Shared/RemoteLayerTree/RemoteLayerBackingStore.mm (modified) (1 diff)

trunk/Source/WebKit/ChangeLog

@@ +1 @@
+2021-08-04  Tim Horton  <timothy_horton@apple.com>
+
+        RemoteLayerBackingStore: Adopt a new bifurcated layer switch
+        https://bugs.webkit.org/show_bug.cgi?id=228800
+        <rdar://problem/81534641>
+
+        Reviewed by Sam Weinig.
+
+        * Shared/RemoteLayerTree/RemoteLayerBackingStore.mm:
+        (WebKit::RemoteLayerBackingStore::applyBackingStoreToLayer):
+        Let CA know that we're going to hand it both a display list and
+        backing store ahead of time by setting a new bit.
+
 2021-08-04  Peng Liu  <peng.liu6@apple.com>
 

trunk/Source/WebKit/Shared/RemoteLayerTree/RemoteLayerBackingStore.mm

@@ -460 +460 @@
             return;
         [layer setValue:@1 forKeyPath:WKCGDisplayListEnabledKey];
+        [layer setValue:@1 forKeyPath:WKCGDisplayListBifurcationEnabledKey];
         auto data = WTF::get<IPC::SharedBufferCopy>(*m_displayListBufferHandle).buffer()->createCFData();
         [(WKCompositingLayer *)layer _setWKContents:contents.get() withDisplayList:data.get()];