tor-browser

commit 17105328f64a822d875810087c3e6032274da773
parent 88705494ce4eb562b95bae16b826630e8772c0d0
Author: Nicolas Silva <nical@fastmail.com>
Date:   Wed, 15 Oct 2025 20:22:45 +0000

Bug 1994178 - Apply DebugFlags::FORCE_INVALIDATION to the frame immediately. r=gfx-reviewers,lsalzman

Without this the change does not apply until the next scene build which happens rarely in wrench.

Differential Revision: https://phabricator.services.mozilla.com/D268535

Diffstat:
M
gfx/wr/webrender/src/debugger.rs
 | 
3
+++
M
gfx/wr/webrender/src/render_backend.rs
 | 
8
+++++++-

2 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/gfx/wr/webrender/src/debugger.rs b/gfx/wr/webrender/src/debugger.rs
@@ -248,6 +248,9 @@ async fn handle_request(
                     api.send_debug_cmd(
                         DebugCommand::SetFlags(flags)
                     );
+                    api.send_debug_cmd(
+                        DebugCommand::GenerateFrame
+                    );
                     Ok(string_response(format!("flags = {:?}", flags)))
                 }
                 _ => {
diff --git a/gfx/wr/webrender/src/render_backend.rs b/gfx/wr/webrender/src/render_backend.rs
@@ -1155,6 +1155,9 @@ impl RenderBackend {
                             .cloned()
                             .collect();
                         for document_id in documents {
+                            if let Some(doc) = self.documents.get_mut(&document_id) {
+                                doc.frame_is_valid = false;
+                            }
                             self.update_document(
                                 document_id,
                                 Vec::default(),
@@ -1274,6 +1277,9 @@ impl RenderBackend {
                         let force_invalidation = flags.contains(DebugFlags::FORCE_PICTURE_INVALIDATION);
                         if self.frame_config.force_invalidation != force_invalidation {
                             self.frame_config.force_invalidation = force_invalidation;
+                            for doc in self.documents.values_mut() {
+                                doc.scene.config.force_invalidation = force_invalidation;
+                            }
                             self.update_frame_builder_config();
                         }
 
@@ -1535,7 +1541,7 @@ impl RenderBackend {
     ) -> bool {
         let update_doc_start = zeitstempel::now();
 
-        let requested_frame = render_frame;
+        let requested_frame = render_frame || self.frame_config.force_invalidation;
 
         let requires_frame_build = self.requires_frame_build();
         let doc = self.documents.get_mut(&document_id).unwrap();