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script: Make most of 2D canvas and WebGL run over IPC.

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To actually make the multiprocess communication work, we'll need to
reroute the task creation to the pipeline or the compositor. But this
works as a first step.
This commit is contained in:
Patrick Walton 2015-07-13 17:02:35 -07:00
parent 886c08c393
commit bb99b2f3c8
39 changed files with 694 additions and 365 deletions
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7
components/msg/Cargo.toml
View file

@ -13,6 +13,9 @@ path = "../style"
[dependencies.util]
path = "../util"
[dependencies.canvas_traits]
path = "../canvas_traits"
[dependencies.azure]
git = "https://github.com/servo/rust-azure"
@ -34,6 +37,10 @@ features = [ "serde_serialization" ]
[dependencies.ipc-channel]
git = "https://github.com/pcwalton/ipc-channel"
[dependencies.offscreen_gl_context]
git = "https://github.com/ecoal95/rust-offscreen-rendering-context"
features = ["texture_surface"]
[dependencies]
bitflags = "0.3"
rustc-serialize = "0.3.4"

12
components/msg/constellation_msg.rs
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@ -7,13 +7,15 @@
use compositor_msg::Epoch;
use canvas_traits::CanvasMsg;
use euclid::rect::Rect;
use euclid::size::TypedSize2D;
use euclid::size::{Size2D, TypedSize2D};
use euclid::scale_factor::ScaleFactor;
use hyper::header::Headers;
use hyper::method::Method;
use ipc_channel::ipc::IpcSender;
use layers::geometry::DevicePixel;
use offscreen_gl_context::GLContextAttributes;
use png::Image;
use util::cursor::Cursor;
use util::geometry::{PagePx, ViewportPx};
@ -257,6 +259,14 @@ pub enum Msg {
NewFavicon(Url),
/// <head> tag finished parsing
HeadParsed,
/// Requests that a new 2D canvas thread be created. (This is done in the constellation because
/// 2D canvases may use the GPU and we don't want to give untrusted content access to the GPU.)
CreateCanvasPaintTask(Size2D<i32>, IpcSender<(IpcSender<CanvasMsg>, usize)>),
/// Requests that a new WebGL thread be created. (This is done in the constellation because
/// WebGL uses the GPU and we don't want to give untrusted content access to the GPU.)
CreateWebGLPaintTask(Size2D<i32>,
GLContextAttributes,
IpcSender<(IpcSender<CanvasMsg>, usize)>),
}
#[derive(Clone, Eq, PartialEq, Deserialize, Serialize)]

2
components/msg/lib.rs
View file

@ -7,10 +7,12 @@
extern crate azure;
#[macro_use] extern crate bitflags;
extern crate canvas_traits;
extern crate euclid;
extern crate hyper;
extern crate ipc_channel;
extern crate layers;
extern crate offscreen_gl_context;
extern crate png;
extern crate rustc_serialize;
extern crate serde;