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Rename messages forwarded from the constellation to the compositor (#30496)

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The constellation forwards messages from other tasks to the compositor.
Mainly, these are passed to WebRender. This change updates the names of
these messages so it is clearer where they are coming from and where
they are going.
This commit is contained in:
Martin Robinson 2023-10-05 18:40:44 +02:00 • committed by GitHub
parent aadf48bd4d
commit 28315ba48a
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 110 additions and 66 deletions
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61
components/compositing/compositor.rs
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@ -11,8 +11,9 @@ use std::rc::Rc;
use canvas::canvas_paint_thread::ImageUpdate;
use compositing_traits::{
CompositingReason, CompositionPipeline, CompositorMsg, CompositorReceiver, ConstellationMsg,
SendableFrameTree, WebrenderCanvasMsg, WebrenderFontMsg, WebrenderMsg,
CanvasToCompositorMsg, CompositingReason, CompositionPipeline, CompositorMsg,
CompositorReceiver, ConstellationMsg, FontToCompositorMsg, ForwardedToCompositorMsg,
SendableFrameTree,
};
use crossbeam_channel::Sender;
use embedder_traits::Cursor;
@ -645,7 +646,7 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
}
},
(CompositorMsg::Webrender(msg), ShutdownState::NotShuttingDown) => {
(CompositorMsg::Forwarded(msg), ShutdownState::NotShuttingDown) => {
self.handle_webrender_message(msg);
},
@ -660,9 +661,11 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
/// Accept messages from content processes that need to be relayed to the WebRender
/// instance in the parent process.
fn handle_webrender_message(&mut self, msg: WebrenderMsg) {
fn handle_webrender_message(&mut self, msg: ForwardedToCompositorMsg) {
match msg {
WebrenderMsg::Layout(script_traits::WebrenderMsg::SendInitialTransaction(pipeline)) => {
ForwardedToCompositorMsg::Layout(
script_traits::ScriptToCompositorMsg::SendInitialTransaction(pipeline),
) => {
self.waiting_on_pending_frame = true;
let mut txn = Transaction::new();
txn.set_display_list(
@ -677,7 +680,9 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
.send_transaction(self.webrender_document, txn);
},
WebrenderMsg::Layout(script_traits::WebrenderMsg::SendScrollNode(point, scroll_id)) => {
ForwardedToCompositorMsg::Layout(
script_traits::ScriptToCompositorMsg::SendScrollNode(point, scroll_id),
) => {
self.waiting_for_results_of_scroll = true;
let mut txn = Transaction::new();
@ -687,11 +692,13 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
.send_transaction(self.webrender_document, txn);
},
WebrenderMsg::Layout(script_traits::WebrenderMsg::SendDisplayList {
display_list_info,
display_list_descriptor,
display_list_receiver,
}) => {
ForwardedToCompositorMsg::Layout(
script_traits::ScriptToCompositorMsg::SendDisplayList {
display_list_info,
display_list_descriptor,
display_list_receiver,
},
) => {
let display_list_data = match display_list_receiver.recv() {
Ok(display_list_data) => display_list_data,
_ => return warn!("Could not recieve WebRender display list."),
@ -721,7 +728,7 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
.send_transaction(self.webrender_document, txn);
},
WebrenderMsg::Layout(script_traits::WebrenderMsg::HitTest(
ForwardedToCompositorMsg::Layout(script_traits::ScriptToCompositorMsg::HitTest(
pipeline,
point,
flags,
@ -743,12 +750,18 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
let _ = sender.send(result);
},
WebrenderMsg::Layout(script_traits::WebrenderMsg::GenerateImageKey(sender)) |
WebrenderMsg::Net(net_traits::WebrenderImageMsg::GenerateImageKey(sender)) => {
ForwardedToCompositorMsg::Layout(
script_traits::ScriptToCompositorMsg::GenerateImageKey(sender),
) |
ForwardedToCompositorMsg::Net(net_traits::NetToCompositorMsg::GenerateImageKey(
sender,
)) => {
let _ = sender.send(self.webrender_api.generate_image_key());
},
WebrenderMsg::Layout(script_traits::WebrenderMsg::UpdateImages(updates)) => {
ForwardedToCompositorMsg::Layout(
script_traits::ScriptToCompositorMsg::UpdateImages(updates),
) => {
let mut txn = Transaction::new();
for update in updates {
match update {
@ -773,14 +786,22 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
.send_transaction(self.webrender_document, txn);
},
WebrenderMsg::Net(net_traits::WebrenderImageMsg::AddImage(key, desc, data)) => {
ForwardedToCompositorMsg::Net(net_traits::NetToCompositorMsg::AddImage(
key,
desc,
data,
)) => {
let mut txn = Transaction::new();
txn.add_image(key, desc, data, None);
self.webrender_api
.send_transaction(self.webrender_document, txn);
},
WebrenderMsg::Font(WebrenderFontMsg::AddFontInstance(font_key, size, sender)) => {
ForwardedToCompositorMsg::Font(FontToCompositorMsg::AddFontInstance(
font_key,
size,
sender,
)) => {
let key = self.webrender_api.generate_font_instance_key();
let mut txn = Transaction::new();
txn.add_font_instance(key, font_key, size, None, None, Vec::new());
@ -789,7 +810,7 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
let _ = sender.send(key);
},
WebrenderMsg::Font(WebrenderFontMsg::AddFont(data, sender)) => {
ForwardedToCompositorMsg::Font(FontToCompositorMsg::AddFont(data, sender)) => {
let font_key = self.webrender_api.generate_font_key();
let mut txn = Transaction::new();
match data {
@ -801,11 +822,11 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
let _ = sender.send(font_key);
},
WebrenderMsg::Canvas(WebrenderCanvasMsg::GenerateKey(sender)) => {
ForwardedToCompositorMsg::Canvas(CanvasToCompositorMsg::GenerateKey(sender)) => {
let _ = sender.send(self.webrender_api.generate_image_key());
},
WebrenderMsg::Canvas(WebrenderCanvasMsg::UpdateImages(updates)) => {
ForwardedToCompositorMsg::Canvas(CanvasToCompositorMsg::UpdateImages(updates)) => {
let mut txn = Transaction::new();
for update in updates {
match update {