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Update rustc to 00b112c45a604fa6f4b59af2a40c9deeadfdb7c6/rustc-1.0.0-dev.

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This commit is contained in:
Josh Matthews 2015-01-15 13:26:44 -05:00 • committed by Glenn Watson
parent ff8cbff810
commit 95fc29fa0d
255 changed files with 3550 additions and 3362 deletions
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8
components/compositing/Cargo.toml
View file

@ -43,9 +43,6 @@ git = "https://github.com/servo/rust-layers"
[dependencies.png]
git = "https://github.com/servo/rust-png"
[dependencies.url]
git = "https://github.com/servo/rust-url"
[dependencies.core_graphics]
git = "https://github.com/servo/rust-core-graphics"
@ -55,5 +52,6 @@ git = "https://github.com/servo/rust-core-text"
[dependencies.gleam]
git = "https://github.com/servo/gleam"
[dependencies.time]
git = "https://github.com/rust-lang/time"
[dependencies]
url = "*"
time = "*"

81
components/compositing/compositor.rs
View file

@ -41,11 +41,12 @@ use servo_util::opts;
use servo_util::time::{TimeProfilerCategory, profile, TimeProfilerChan};
use servo_util::{memory, time};
use std::collections::HashMap;
use std::collections::hash_map::{Occupied, Vacant};
use std::collections::hash_map::Entry::{Occupied, Vacant};
use std::path::Path;
use std::num::FloatMath;
use std::num::Float;
use std::rc::Rc;
use std::slice::bytes::copy_memory;
use std::sync::mpsc::Sender;
use time::{precise_time_ns, precise_time_s};
use url::Url;
@ -71,7 +72,7 @@ pub struct IOCompositor<Window: WindowMethods> {
scene: Scene<CompositorData>,
/// The application window size.
window_size: TypedSize2D<DevicePixel, uint>,
window_size: TypedSize2D<DevicePixel, u32>,
/// "Mobile-style" zoom that does not reflow the page.
viewport_zoom: ScaleFactor<PagePx, ViewportPx, f32>,
@ -134,14 +135,14 @@ pub struct ScrollEvent {
cursor: TypedPoint2D<DevicePixel,i32>,
}
#[deriving(PartialEq)]
#[derive(PartialEq)]
enum CompositionRequest {
NoCompositingNecessary,
CompositeOnScrollTimeout(u64),
CompositeNow,
}
#[deriving(Copy, PartialEq, Show)]
#[derive(Copy, PartialEq, Show)]
enum ShutdownState {
NotShuttingDown,
ShuttingDown,
@ -250,8 +251,8 @@ impl<Window: WindowMethods> IOCompositor<Window> {
(Msg::Exit(chan), _) => {
debug!("shutting down the constellation");
let ConstellationChan(ref con_chan) = self.constellation_chan;
con_chan.send(ConstellationMsg::Exit);
chan.send(());
con_chan.send(ConstellationMsg::Exit).unwrap();
chan.send(()).unwrap();
self.shutdown_state = ShutdownState::ShuttingDown;
}
@ -292,13 +293,13 @@ impl<Window: WindowMethods> IOCompositor<Window> {
(Msg::ChangeLayerPipelineAndRemoveChildren(old_pipeline, new_pipeline, response_channel),
ShutdownState::NotShuttingDown) => {
self.handle_change_layer_pipeline_and_remove_children(old_pipeline, new_pipeline);
response_channel.send(());
response_channel.send(()).unwrap();
}
(Msg::CreateRootLayerForPipeline(parent_pipeline, pipeline, rect, response_channel),
ShutdownState::NotShuttingDown) => {
self.handle_create_root_layer_for_pipeline(parent_pipeline, pipeline, rect);
response_channel.send(());
response_channel.send(()).unwrap();
}
(Msg::CreateOrUpdateBaseLayer(layer_properties), ShutdownState::NotShuttingDown) => {
@ -311,7 +312,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
}
(Msg::GetGraphicsMetadata(chan), ShutdownState::NotShuttingDown) => {
chan.send(Some(self.window.native_metadata()));
chan.send(Some(self.window.native_metadata())).unwrap();
}
(Msg::SetLayerOrigin(pipeline_id, layer_id, origin),
@ -419,12 +420,12 @@ impl<Window: WindowMethods> IOCompositor<Window> {
Some(ref details) => {
match details.pipeline {
Some(ref pipeline) => pipeline,
None => panic!("Compositor layer has an unitialized pipeline ({}).",
None => panic!("Compositor layer has an unitialized pipeline ({:?}).",
pipeline_id),
}
}
None => panic!("Compositor layer has an unknown pipeline ({}).", pipeline_id),
None => panic!("Compositor layer has an unknown pipeline ({:?}).", pipeline_id),
}
}
@ -459,7 +460,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
if !self.has_paint_msg_tracking() {
return;
}
debug!("add_outstanding_paint_msg {}", self.outstanding_paint_msgs);
debug!("add_outstanding_paint_msg {:?}", self.outstanding_paint_msgs);
self.outstanding_paint_msgs += count;
}
@ -478,7 +479,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
frame_tree: &SendableFrameTree,
response_chan: Sender<()>,
new_constellation_chan: ConstellationChan) {
response_chan.send(());
response_chan.send(()).unwrap();
self.root_pipeline = Some(frame_tree.pipeline.clone());
@ -546,7 +547,8 @@ impl<Window: WindowMethods> IOCompositor<Window> {
let root_layer = match self.find_pipeline_root_layer(old_pipeline.id) {
Some(root_layer) => root_layer,
None => {
debug!("Ignoring ChangeLayerPipelineAndRemoveChildren message for pipeline ({}) shutting down.",
debug!("Ignoring ChangeLayerPipelineAndRemoveChildren message \
for pipeline ({:?}) shutting down.",
old_pipeline.id);
return;
}
@ -581,7 +583,8 @@ impl<Window: WindowMethods> IOCompositor<Window> {
let parent_layer = match self.find_pipeline_root_layer(pipeline_id) {
Some(root_layer) => root_layer,
None => {
debug!("Ignoring FrameTreeUpdate message for pipeline ({}) shutting down.",
debug!("Ignoring FrameTreeUpdate message for pipeline ({:?}) \
shutting down.",
pipeline_id);
return;
}
@ -611,7 +614,8 @@ impl<Window: WindowMethods> IOCompositor<Window> {
let root_layer = match self.find_pipeline_root_layer(pipeline_id) {
Some(root_layer) => root_layer,
None => {
debug!("Ignoring CreateOrUpdateBaseLayer message for pipeline ({}) shutting down.",
debug!("Ignoring CreateOrUpdateBaseLayer message for pipeline \
({:?}) shutting down.",
pipeline_id);
return;
}
@ -669,7 +673,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
device_pixel_ratio: dppx,
initial_viewport: initial_viewport,
visible_viewport: visible_viewport,
}));
})).unwrap()
}
pub fn move_layer(&self,
@ -723,7 +727,8 @@ impl<Window: WindowMethods> IOCompositor<Window> {
Some(ref layer) => {
layer.bounds.borrow_mut().origin = Point2D::from_untyped(&new_origin)
}
None => panic!("Compositor received SetLayerOrigin for nonexistent layer: {}", pipeline_id),
None => panic!("Compositor received SetLayerOrigin for nonexistent \
layer: {:?}", pipeline_id),
};
self.send_buffer_requests_for_all_layers();
@ -744,14 +749,14 @@ impl<Window: WindowMethods> IOCompositor<Window> {
let pipeline = self.get_pipeline(pipeline_id);
let message = PaintMsg::UnusedBuffer(new_layer_buffer_set.buffers);
let _ = pipeline.paint_chan.send_opt(message);
let _ = pipeline.paint_chan.send(message);
}
fn assign_painted_buffers_to_layer(&mut self,
layer: Rc<Layer<CompositorData>>,
new_layer_buffer_set: Box<LayerBufferSet>,
epoch: Epoch) {
debug!("compositor received new frame at size {}x{}",
debug!("compositor received new frame at size {:?}x{:?}",
self.window_size.width.get(),
self.window_size.height.get());
@ -829,14 +834,14 @@ impl<Window: WindowMethods> IOCompositor<Window> {
WindowEvent::Quit => {
debug!("shutting down the constellation for WindowEvent::Quit");
let ConstellationChan(ref chan) = self.constellation_chan;
chan.send(ConstellationMsg::Exit);
chan.send(ConstellationMsg::Exit).unwrap();
self.shutdown_state = ShutdownState::ShuttingDown;
}
}
}
fn on_resize_window_event(&mut self, new_size: TypedSize2D<DevicePixel, uint>) {
debug!("compositor resizing to {}", new_size.to_untyped());
fn on_resize_window_event(&mut self, new_size: TypedSize2D<DevicePixel, u32>) {
debug!("compositor resizing to {:?}", new_size.to_untyped());
// A size change could also mean a resolution change.
let new_hidpi_factor = self.window.hidpi_factor();
@ -867,7 +872,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
let msg = ConstellationMsg::LoadUrl(root_pipeline_id,
LoadData::new(Url::parse(url_string.as_slice()).unwrap()));
let ConstellationChan(ref chan) = self.constellation_chan;
chan.send(msg);
chan.send(msg).unwrap()
}
fn on_mouse_window_event_class(&self, mouse_window_event: MouseWindowEvent) {
@ -986,12 +991,12 @@ impl<Window: WindowMethods> IOCompositor<Window> {
windowing::WindowNavigateMsg::Back => NavigationDirection::Back,
};
let ConstellationChan(ref chan) = self.constellation_chan;
chan.send(ConstellationMsg::Navigate(direction))
chan.send(ConstellationMsg::Navigate(direction)).unwrap()
}
fn on_key_event(&self, key: Key, state: KeyState, modifiers: KeyModifiers) {
let ConstellationChan(ref chan) = self.constellation_chan;
chan.send(ConstellationMsg::KeyEvent(key, state, modifiers))
chan.send(ConstellationMsg::KeyEvent(key, state, modifiers)).unwrap()
}
fn convert_buffer_requests_to_pipeline_requests_map(&self,
@ -1008,7 +1013,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
entry.into_mut()
}
Vacant(entry) => {
entry.set(Vec::new())
entry.insert(Vec::new())
}
};
@ -1035,7 +1040,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
let unused_buffers = self.scene.collect_unused_buffers();
if unused_buffers.len() != 0 {
let message = PaintMsg::UnusedBuffer(unused_buffers);
let _ = pipeline.paint_chan.send_opt(message);
let _ = pipeline.paint_chan.send(message);
}
},
None => {}
@ -1048,7 +1053,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
layer.bounds.borrow().size.to_untyped());
let pipeline = self.get_pipeline(layer.get_pipeline_id());
let ScriptControlChan(ref chan) = pipeline.script_chan;
chan.send(ConstellationControlMsg::Viewport(pipeline.id.clone(), layer_rect));
chan.send(ConstellationControlMsg::Viewport(pipeline.id.clone(), layer_rect)).unwrap();
}
for kid in layer.children().iter() {
@ -1084,7 +1089,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
let mut num_paint_msgs_sent = 0;
for (pipeline_id, requests) in pipeline_requests.into_iter() {
num_paint_msgs_sent += 1;
let _ = self.get_pipeline(pipeline_id).paint_chan.send_opt(PaintMsg::Paint(requests));
let _ = self.get_pipeline(pipeline_id).paint_chan.send(PaintMsg::Paint(requests));
}
self.add_outstanding_paint_msg(num_paint_msgs_sent);
@ -1125,7 +1130,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
let mut framebuffer_ids = vec!();
let mut texture_ids = vec!();
let (width, height) = (self.window_size.width.get(), self.window_size.height.get());
let (width, height) = (self.window_size.width.get() as usize, self.window_size.height.get() as usize);
if output_image {
framebuffer_ids = gl::gen_framebuffers(1);
@ -1169,8 +1174,8 @@ impl<Window: WindowMethods> IOCompositor<Window> {
});
if output_image {
let path =
from_str::<Path>(opts::get().output_file.as_ref().unwrap().as_slice()).unwrap();
let path: Path =
opts::get().output_file.as_ref().unwrap().as_slice().parse().unwrap();
let mut pixels = gl::read_pixels(0, 0,
width as gl::GLsizei,
height as gl::GLsizei,
@ -1201,7 +1206,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
debug!("shutting down the constellation after generating an output file");
let ConstellationChan(ref chan) = self.constellation_chan;
chan.send(ConstellationMsg::Exit);
chan.send(ConstellationMsg::Exit).unwrap();
self.shutdown_state = ShutdownState::ShuttingDown;
}
@ -1393,10 +1398,10 @@ impl<Window> CompositorEventListener for IOCompositor<Window> where Window: Wind
// Tell the profiler, memory profiler, and scrolling timer to shut down.
let TimeProfilerChan(ref time_profiler_chan) = self.time_profiler_chan;
time_profiler_chan.send(time::TimeProfilerMsg::Exit);
time_profiler_chan.send(time::TimeProfilerMsg::Exit).unwrap();
let MemoryProfilerChan(ref memory_profiler_chan) = self.memory_profiler_chan;
memory_profiler_chan.send(memory::MemoryProfilerMsg::Exit);
memory_profiler_chan.send(memory::MemoryProfilerMsg::Exit).unwrap();
self.scrolling_timer.shutdown();
}
@ -1411,6 +1416,6 @@ impl<Window> CompositorEventListener for IOCompositor<Window> where Window: Wind
Some(ref root_pipeline) => root_pipeline.id,
};
let ConstellationChan(ref chan) = self.constellation_chan;
chan.send(ConstellationMsg::GetPipelineTitle(root_pipeline_id));
chan.send(ConstellationMsg::GetPipelineTitle(root_pipeline_id)).unwrap();
}
}

85
components/compositing/compositor_layer.rs
View file

@ -21,7 +21,6 @@ use script_traits::{ScriptControlChan, ConstellationControlMsg};
use servo_msg::compositor_msg::{Epoch, LayerId, ScrollPolicy};
use servo_msg::constellation_msg::PipelineId;
use std::num::Float;
use std::num::FloatMath;
use std::rc::Rc;
pub struct CompositorData {
@ -68,24 +67,25 @@ impl CompositorData {
}
}
pub trait CompositorLayer<Window: WindowMethods> {
pub trait CompositorLayer {
fn update_layer_except_bounds(&self, layer_properties: LayerProperties);
fn update_layer(&self, layer_properties: LayerProperties);
fn add_buffers(&self,
compositor: &IOCompositor<Window>,
new_buffers: Box<LayerBufferSet>,
epoch: Epoch)
-> bool;
fn add_buffers<Window>(&self,
compositor: &IOCompositor<Window>,
new_buffers: Box<LayerBufferSet>,
epoch: Epoch)
-> bool
where Window: WindowMethods;
/// Destroys all layer tiles, sending the buffers back to the painter to be destroyed or
/// reused.
fn clear(&self, compositor: &IOCompositor<Window>);
fn clear<Window>(&self, compositor: &IOCompositor<Window>) where Window: WindowMethods;
/// Destroys tiles for this layer and all descendent layers, sending the buffers back to the
/// painter to be destroyed or reused.
fn clear_all_tiles(&self, compositor: &IOCompositor<Window>);
fn clear_all_tiles<Window>(&self, compositor: &IOCompositor<Window>) where Window: WindowMethods;
/// Destroys all tiles of all layers, including children, *without* sending them back to the
/// painter. You must call this only when the paint task is destined to be going down;
@ -107,14 +107,16 @@ pub trait CompositorLayer<Window: WindowMethods> {
// Takes in a MouseWindowEvent, determines if it should be passed to children, and
// sends the event off to the appropriate pipeline. NB: the cursor position is in
// page coordinates.
fn send_mouse_event(&self,
compositor: &IOCompositor<Window>,
event: MouseWindowEvent,
cursor: TypedPoint2D<LayerPixel, f32>);
fn send_mouse_event<Window>(&self,
compositor: &IOCompositor<Window>,
event: MouseWindowEvent,
cursor: TypedPoint2D<LayerPixel, f32>)
where Window: WindowMethods;
fn send_mouse_move_event(&self,
compositor: &IOCompositor<Window>,
cursor: TypedPoint2D<LayerPixel, f32>);
fn send_mouse_move_event<Window>(&self,
compositor: &IOCompositor<Window>,
cursor: TypedPoint2D<LayerPixel, f32>)
where Window: WindowMethods;
fn clamp_scroll_offset_and_scroll_layer(&self,
new_offset: TypedPoint2D<LayerPixel, f32>)
@ -131,7 +133,7 @@ pub trait CompositorLayer<Window: WindowMethods> {
fn get_pipeline_id(&self) -> PipelineId;
}
#[deriving(Copy, PartialEq, Clone)]
#[derive(Copy, PartialEq, Clone)]
pub enum WantsScrollEventsFlag {
WantsScrollEvents,
DoesntWantScrollEvents,
@ -167,14 +169,14 @@ fn calculate_content_size_for_layer(layer: &Layer<CompositorData>)
}).size
}
#[deriving(PartialEq)]
#[derive(PartialEq)]
pub enum ScrollEventResult {
ScrollEventUnhandled,
ScrollPositionChanged,
ScrollPositionUnchanged,
}
impl<Window: WindowMethods> CompositorLayer<Window> for Layer<CompositorData> {
impl CompositorLayer for Layer<CompositorData> {
fn update_layer_except_bounds(&self, layer_properties: LayerProperties) {
self.extra_data.borrow_mut().epoch = layer_properties.epoch;
self.extra_data.borrow_mut().scroll_policy = layer_properties.scroll_policy;
@ -199,18 +201,19 @@ impl<Window: WindowMethods> CompositorLayer<Window> for Layer<CompositorData> {
//
// If the epoch of the message does not match the layer's epoch, the message is ignored, the
// layer buffer set is consumed, and None is returned.
fn add_buffers(&self,
compositor: &IOCompositor<Window>,
new_buffers: Box<LayerBufferSet>,
epoch: Epoch)
-> bool {
fn add_buffers<Window>(&self,
compositor: &IOCompositor<Window>,
new_buffers: Box<LayerBufferSet>,
epoch: Epoch)
-> bool
where Window: WindowMethods {
if self.extra_data.borrow().epoch != epoch {
debug!("add_buffers: compositor epoch mismatch: {} != {}, id: {}",
debug!("add_buffers: compositor epoch mismatch: {:?} != {:?}, id: {:?}",
self.extra_data.borrow().epoch,
epoch,
self.get_pipeline_id());
let pipeline = compositor.get_pipeline(self.get_pipeline_id());
let _ = pipeline.paint_chan.send_opt(PaintMsg::UnusedBuffer(new_buffers.buffers));
let _ = pipeline.paint_chan.send(PaintMsg::UnusedBuffer(new_buffers.buffers));
return false;
}
@ -221,13 +224,13 @@ impl<Window: WindowMethods> CompositorLayer<Window> for Layer<CompositorData> {
let unused_buffers = self.collect_unused_buffers();
if !unused_buffers.is_empty() { // send back unused buffers
let pipeline = compositor.get_pipeline(self.get_pipeline_id());
let _ = pipeline.paint_chan.send_opt(PaintMsg::UnusedBuffer(unused_buffers));
let _ = pipeline.paint_chan.send(PaintMsg::UnusedBuffer(unused_buffers));
}
return true;
}
fn clear(&self, compositor: &IOCompositor<Window>) {
fn clear<Window>(&self, compositor: &IOCompositor<Window>) where Window: WindowMethods {
let mut buffers = self.collect_buffers();
if !buffers.is_empty() {
@ -239,13 +242,15 @@ impl<Window: WindowMethods> CompositorLayer<Window> for Layer<CompositorData> {
}
let pipeline = compositor.get_pipeline(self.get_pipeline_id());
let _ = pipeline.paint_chan.send_opt(PaintMsg::UnusedBuffer(buffers));
let _ = pipeline.paint_chan.send(PaintMsg::UnusedBuffer(buffers));
}
}
/// Destroys tiles for this layer and all descendent layers, sending the buffers back to the
/// painter to be destroyed or reused.
fn clear_all_tiles(&self, compositor: &IOCompositor<Window>) {
fn clear_all_tiles<Window>(&self,
compositor: &IOCompositor<Window>)
where Window: WindowMethods {
self.clear(compositor);
for kid in self.children().iter() {
kid.clear_all_tiles(compositor);
@ -325,10 +330,11 @@ impl<Window: WindowMethods> CompositorLayer<Window> for Layer<CompositorData> {
}
}
fn send_mouse_event(&self,
compositor: &IOCompositor<Window>,
event: MouseWindowEvent,
cursor: TypedPoint2D<LayerPixel, f32>) {
fn send_mouse_event<Window>(&self,
compositor: &IOCompositor<Window>,
event: MouseWindowEvent,
cursor: TypedPoint2D<LayerPixel, f32>)
where Window: WindowMethods {
let event_point = cursor.to_untyped();
let message = match event {
MouseWindowEvent::Click(button, _) =>
@ -341,16 +347,17 @@ impl<Window: WindowMethods> CompositorLayer<Window> for Layer<CompositorData> {
let pipeline = compositor.get_pipeline(self.get_pipeline_id());
let ScriptControlChan(ref chan) = pipeline.script_chan;
let _ = chan.send_opt(ConstellationControlMsg::SendEvent(pipeline.id.clone(), message));
let _ = chan.send(ConstellationControlMsg::SendEvent(pipeline.id.clone(), message));
}
fn send_mouse_move_event(&self,
compositor: &IOCompositor<Window>,
cursor: TypedPoint2D<LayerPixel, f32>) {
fn send_mouse_move_event<Window>(&self,
compositor: &IOCompositor<Window>,
cursor: TypedPoint2D<LayerPixel, f32>)
where Window: WindowMethods {
let message = MouseMoveEvent(cursor.to_untyped());
let pipeline = compositor.get_pipeline(self.get_pipeline_id());
let ScriptControlChan(ref chan) = pipeline.script_chan;
let _ = chan.send_opt(ConstellationControlMsg::SendEvent(pipeline.id.clone(), message));
let _ = chan.send(ConstellationControlMsg::SendEvent(pipeline.id.clone(), message));
}
fn scroll_layer_and_all_child_layers(&self, new_offset: TypedPoint2D<LayerPixel, f32>)

12
components/compositing/compositor_task.rs
View file

@ -26,7 +26,7 @@ use servo_util::cursor::Cursor;
use servo_util::geometry::PagePx;
use servo_util::memory::MemoryProfilerChan;
use servo_util::time::TimeProfilerChan;
use std::comm::{channel, Sender, Receiver};
use std::sync::mpsc::{channel, Sender, Receiver};
use std::fmt::{Error, Formatter, Show};
use std::rc::Rc;
@ -42,7 +42,7 @@ pub trait CompositorProxy : 'static + Send {
/// The port that the compositor receives messages on. As above, this is a trait supplied by the
/// Servo port.
pub trait CompositorReceiver for Sized? : 'static {
pub trait CompositorReceiver : 'static {
/// Receives the next message inbound for the compositor. This must not block.
fn try_recv_compositor_msg(&mut self) -> Option<Msg>;
/// Synchronously waits for, and returns, the next message inbound for the compositor.
@ -58,7 +58,7 @@ impl CompositorReceiver for Receiver<Msg> {
}
}
fn recv_compositor_msg(&mut self) -> Msg {
self.recv()
self.recv().unwrap()
}
}
@ -79,7 +79,7 @@ impl ScriptListener for Box<CompositorProxy+'static+Send> {
fn close(&mut self) {
let (chan, port) = channel();
self.send(Msg::Exit(chan));
port.recv();
port.recv().unwrap();
}
fn dup(&mut self) -> Box<ScriptListener+'static> {
@ -98,7 +98,7 @@ impl ScriptListener for Box<CompositorProxy+'static+Send> {
}
/// Information about each layer that the compositor keeps.
#[deriving(Copy)]
#[derive(Copy)]
pub struct LayerProperties {
pub pipeline_id: PipelineId,
pub epoch: Epoch,
@ -129,7 +129,7 @@ impl PaintListener for Box<CompositorProxy+'static+Send> {
fn get_graphics_metadata(&mut self) -> Option<NativeGraphicsMetadata> {
let (chan, port) = channel();
self.send(Msg::GetGraphicsMetadata(chan));
port.recv()
port.recv().unwrap()
}
fn assign_painted_buffers(&mut self,

68
components/compositing/constellation.rs
View file

@ -17,7 +17,7 @@ use libc;
use script_traits::{CompositorEvent, ConstellationControlMsg};
use script_traits::{ScriptControlChan, ScriptTaskFactory};
use servo_msg::compositor_msg::LayerId;
use servo_msg::constellation_msg::{mod, ConstellationChan, Failure};
use servo_msg::constellation_msg::{self, ConstellationChan, Failure};
use servo_msg::constellation_msg::{IFrameSandboxState, NavigationDirection};
use servo_msg::constellation_msg::{Key, KeyState, KeyModifiers};
use servo_msg::constellation_msg::{LoadData, NavigationType};
@ -39,6 +39,7 @@ use std::collections::{HashMap, HashSet};
use std::io;
use std::mem::replace;
use std::rc::Rc;
use std::sync::mpsc::{Receiver, channel};
use url::Url;
/// Maintains the pipelines and navigation context and grants permission to composite.
@ -91,7 +92,7 @@ pub struct Constellation<LTF, STF> {
}
/// A unique ID used to identify a frame.
#[deriving(Copy)]
#[derive(Copy)]
pub struct FrameId(u32);
/// One frame in the hierarchy.
@ -125,7 +126,7 @@ impl FrameTree {
}
}
#[deriving(Clone)]
#[derive(Clone)]
struct ChildFrameTree {
frame_tree: Rc<FrameTree>,
/// Clipping rect representing the size and position, in page coordinates, of the visible
@ -234,7 +235,8 @@ struct FrameTreeIterator {
stack: Vec<Rc<FrameTree>>,
}
impl Iterator<Rc<FrameTree>> for FrameTreeIterator {
impl Iterator for FrameTreeIterator {
type Item = Rc<FrameTree>;
fn next(&mut self) -> Option<Rc<FrameTree>> {
match self.stack.pop() {
Some(next) => {
@ -294,7 +296,7 @@ impl NavigationContext {
/// Loads a new set of page frames, returning all evicted frame trees
fn load(&mut self, frame_tree: Rc<FrameTree>, compositor_proxy: &mut CompositorProxy)
-> Vec<Rc<FrameTree>> {
debug!("navigating to {}", frame_tree.pipeline.borrow().id);
debug!("navigating to {:?}", frame_tree.pipeline.borrow().id);
let evicted = replace(&mut self.next, vec!());
match self.current.take() {
Some(current) => self.previous.push(current),
@ -350,7 +352,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
-> ConstellationChan {
let (constellation_port, constellation_chan) = ConstellationChan::new();
let constellation_chan_clone = constellation_chan.clone();
spawn_named("Constellation".to_owned(), proc() {
spawn_named("Constellation".to_owned(), move || {
let mut constellation: Constellation<LTF, STF> = Constellation {
chan: constellation_chan_clone,
request_port: constellation_port,
@ -380,7 +382,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
fn run(&mut self) {
loop {
let request = self.request_port.recv();
let request = self.request_port.recv().unwrap();
if !self.handle_request(request) {
break;
}
@ -517,17 +519,17 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
pipeline.exit(PipelineExitType::Complete);
}
self.image_cache_task.exit();
self.resource_task.send(resource_task::ControlMsg::Exit);
self.resource_task.send(resource_task::ControlMsg::Exit).unwrap();
self.devtools_chan.as_ref().map(|chan| {
chan.send(devtools_traits::ServerExitMsg);
chan.send(devtools_traits::ServerExitMsg).unwrap();
});
self.storage_task.send(StorageTaskMsg::Exit);
self.storage_task.send(StorageTaskMsg::Exit).unwrap();
self.font_cache_task.exit();
self.compositor_proxy.send(CompositorMsg::ShutdownComplete);
}
fn handle_failure_msg(&mut self, pipeline_id: PipelineId, subpage_id: Option<SubpageId>) {
debug!("handling failure message from pipeline {}, {}", pipeline_id, subpage_id);
debug!("handling failure message from pipeline {:?}, {:?}", pipeline_id, subpage_id);
if opts::get().hard_fail {
// It's quite difficult to make Servo exit cleanly if some tasks have failed.
@ -604,11 +606,11 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
fn handle_frame_rect_msg(&mut self, pipeline_id: PipelineId, subpage_id: SubpageId,
rect: TypedRect<PagePx, f32>) {
debug!("Received frame rect {} from {}, {}", rect, pipeline_id, subpage_id);
debug!("Received frame rect {:?} from {:?}, {:?}", rect, pipeline_id, subpage_id);
let mut already_sent = HashSet::new();
// Returns true if a child frame tree's subpage id matches the given subpage id
let subpage_eq = |child_frame_tree: & &mut ChildFrameTree| {
let subpage_eq = |&:child_frame_tree: & &mut ChildFrameTree| {
child_frame_tree.frame_tree.pipeline.borrow().
subpage_id.expect("Constellation:
child frame does not have a subpage id. This should not be possible.")
@ -679,7 +681,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
visible_viewport: rect.size,
initial_viewport: rect.size * ScaleFactor(1.0),
device_pixel_ratio: device_pixel_ratio,
}));
})).unwrap();
compositor_proxy.send(CompositorMsg::SetLayerOrigin(
pipeline.id,
LayerId::null(),
@ -697,7 +699,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
old_subpage_id: SubpageId) {
let existing_tree = match frame_tree.find_with_subpage_id(Some(old_subpage_id)) {
Some(existing_tree) => existing_tree.clone(),
None => panic!("Tried to update non-existing frame tree with pipeline={} subpage={}",
None => panic!("Tried to update non-existing frame tree with pipeline={:?} subpage={:?}",
new_pipeline.id,
old_subpage_id),
};
@ -716,7 +718,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
old_pipeline.to_sendable(),
new_pipeline.to_sendable(),
chan));
let _ = port.recv_opt();
let _ = port.recv();
}
fn create_or_update_child_pipeline(&mut self,
@ -770,10 +772,10 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
// FIXME(tkuehn): Need to follow the standardized spec for checking same-origin
// Reuse the script task if the URL is same-origin
let script_pipeline = if same_script {
debug!("Constellation: loading same-origin iframe at {}", url);
debug!("Constellation: loading same-origin iframe at {:?}", url);
Some(source_pipeline.clone())
} else {
debug!("Constellation: loading cross-origin iframe at {}", url);
debug!("Constellation: loading cross-origin iframe at {:?}", url);
None
};
@ -801,7 +803,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
fn handle_load_url_msg(&mut self, source_id: PipelineId, load_data: LoadData) {
let url = load_data.url.to_string();
debug!("Constellation: received message to load {}", url);
debug!("Constellation: received message to load {:?}", url);
// Make sure no pending page would be overridden.
let source_frame = self.current_frame().as_ref().unwrap().find(source_id).expect(
"Constellation: received a LoadUrl message from a pipeline_id associated
@ -837,7 +839,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
}
fn handle_navigate_msg(&mut self, direction: constellation_msg::NavigationDirection) {
debug!("received message to navigate {}", direction);
debug!("received message to navigate {:?}", direction);
// TODO(tkuehn): what is the "critical point" beyond which pending frames
// should not be cleared? Currently, the behavior is that forward/back
@ -886,7 +888,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
self.current_frame().as_ref().map(|frame| {
let ScriptControlChan(ref chan) = frame.pipeline.borrow().script_chan;
chan.send(ConstellationControlMsg::SendEvent(
frame.pipeline.borrow().id, CompositorEvent::KeyEvent(key, state, mods)));
frame.pipeline.borrow().id, CompositorEvent::KeyEvent(key, state, mods))).unwrap();
});
}
@ -895,13 +897,13 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
None => self.compositor_proxy.send(CompositorMsg::ChangePageTitle(pipeline_id, None)),
Some(pipeline) => {
let ScriptControlChan(ref script_channel) = pipeline.script_chan;
script_channel.send(ConstellationControlMsg::GetTitle(pipeline_id));
script_channel.send(ConstellationControlMsg::GetTitle(pipeline_id)).unwrap();
}
}
}
fn handle_painter_ready_msg(&mut self, pipeline_id: PipelineId) {
debug!("Painter {} ready to send paint msg", pipeline_id);
debug!("Painter {:?} ready to send paint msg", pipeline_id);
// This message could originate from a pipeline in the navigation context or
// from a pending frame. The only time that we will grant paint permission is
// when the message originates from a pending frame or the current frame.
@ -921,7 +923,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
});
match pending_index {
Some(pending_index) => {
let frame_change = self.pending_frames.swap_remove(pending_index).unwrap();
let frame_change = self.pending_frames.swap_remove(pending_index);
let to_add = frame_change.after.clone();
// Create the next frame tree that will be given to the compositor
@ -935,7 +937,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
// If there are frames to revoke permission from, do so now.
match frame_change.before {
Some(revoke_id) if self.current_frame().is_some() => {
debug!("Constellation: revoking permission from {}", revoke_id);
debug!("Constellation: revoking permission from {:?}", revoke_id);
let current_frame = self.current_frame().as_ref().unwrap();
let to_revoke = current_frame.find(revoke_id).expect(
@ -952,7 +954,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
let mut flag = false;
{
if to_add.parent.borrow().is_some() {
debug!("Constellation: replacing {} with {} in {}",
debug!("Constellation: replacing {:?} with {:?} in {:?}",
revoke_id, to_add.pipeline.borrow().id,
next_frame_tree.pipeline.borrow().id);
flag = true;
@ -994,7 +996,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
debug!("constellation sending resize message to active frame");
let pipeline = &*frame_tree.pipeline.borrow();;
let ScriptControlChan(ref chan) = pipeline.script_chan;
let _ = chan.send_opt(ConstellationControlMsg::Resize(pipeline.id, new_size));
let _ = chan.send(ConstellationControlMsg::Resize(pipeline.id, new_size));
already_seen.insert(pipeline.id);
}
for frame_tree in self.navigation_context.previous.iter()
@ -1003,7 +1005,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
if !already_seen.contains(&pipeline.id) {
debug!("constellation sending resize message to inactive frame");
let ScriptControlChan(ref chan) = pipeline.script_chan;
let _ = chan.send_opt(ConstellationControlMsg::ResizeInactive(pipeline.id, new_size));
let _ = chan.send(ConstellationControlMsg::ResizeInactive(pipeline.id, new_size));
already_seen.insert(pipeline.id);
}
}
@ -1013,10 +1015,10 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
for change in self.pending_frames.iter() {
let frame_tree = &change.after;
if frame_tree.parent.borrow().is_none() {
debug!("constellation sending resize message to pending outer frame ({})",
debug!("constellation sending resize message to pending outer frame ({:?})",
frame_tree.pipeline.borrow().id);
let ScriptControlChan(ref chan) = frame_tree.pipeline.borrow().script_chan;
let _ = chan.send_opt(ConstellationControlMsg::Resize(
let _ = chan.send(ConstellationControlMsg::Resize(
frame_tree.pipeline.borrow().id, new_size));
}
}
@ -1071,7 +1073,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
self.compositor_proxy.send(CompositorMsg::SetFrameTree(frame_tree.to_sendable(),
chan,
self.chan.clone()));
if port.recv_opt().is_err() {
if port.recv().is_err() {
debug!("Compositor has discarded SetFrameTree");
return; // Our message has been discarded, probably shutting down.
}
@ -1126,12 +1128,12 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
child.frame_tree.pipeline.borrow().to_sendable(),
child.rect,
chan));
match port.recv_opt() {
match port.recv() {
Ok(()) => {
child.frame_tree.has_compositor_layer.set(true);
child.frame_tree.pipeline.borrow().grant_paint_permission();
}
Err(()) => {} // The message has been discarded, we are probably shutting down.
Err(_) => {} // The message has been discarded, we are probably shutting down.
}
}
}

14
components/compositing/headless.rs
View file

@ -60,7 +60,7 @@ impl NullCompositor {
initial_viewport: TypedSize2D(640_f32, 480_f32),
visible_viewport: TypedSize2D(640_f32, 480_f32),
device_pixel_ratio: ScaleFactor(1.0),
}));
})).unwrap();
}
compositor
@ -73,8 +73,8 @@ impl CompositorEventListener for NullCompositor {
Msg::Exit(chan) => {
debug!("shutting down the constellation");
let ConstellationChan(ref con_chan) = self.constellation_chan;
con_chan.send(ConstellationMsg::Exit);
chan.send(());
con_chan.send(ConstellationMsg::Exit).unwrap();
chan.send(()).unwrap();
}
Msg::ShutdownComplete => {
@ -83,19 +83,19 @@ impl CompositorEventListener for NullCompositor {
}
Msg::GetGraphicsMetadata(chan) => {
chan.send(None);
chan.send(None).unwrap();
}
Msg::SetFrameTree(_, response_chan, _) => {
response_chan.send(());
response_chan.send(()).unwrap();
}
Msg::ChangeLayerPipelineAndRemoveChildren(_, _, response_channel) => {
response_channel.send(());
response_channel.send(()).unwrap();
}
Msg::CreateRootLayerForPipeline(_, _, _, response_channel) => {
response_channel.send(());
response_channel.send(()).unwrap();
}
// Explicitly list ignored messages so that when we add a new one,

8
components/compositing/lib.rs
View file

@ -2,13 +2,15 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#![feature(globs, phase, macro_rules)]
#![feature(box_syntax, plugin)]
#![feature(int_uint)]
#![deny(unused_imports)]
#![deny(unused_variables)]
#![allow(missing_copy_implementations)]
#![allow(unstable)]
#[phase(plugin, link)]
#[macro_use]
extern crate log;
extern crate azure;
@ -21,7 +23,7 @@ extern crate png;
extern crate script_traits;
extern crate "msg" as servo_msg;
extern crate "net" as servo_net;
#[phase(plugin, link)]
#[macro_use]
extern crate "util" as servo_util;
extern crate gleam;

28
components/compositing/pipeline.rs
View file

@ -18,6 +18,7 @@ use servo_net::resource_task::ResourceTask;
use servo_net::storage_task::StorageTask;
use servo_util::time::TimeProfilerChan;
use std::rc::Rc;
use std::sync::mpsc::{Receiver, channel};
/// A uniquely-identifiable pipeline of script task, layout task, and paint task.
pub struct Pipeline {
@ -35,7 +36,7 @@ pub struct Pipeline {
}
/// The subset of the pipeline that is needed for layer composition.
#[deriving(Clone)]
#[derive(Clone)]
pub struct CompositionPipeline {
pub id: PipelineId,
pub script_chan: ScriptControlChan,
@ -99,7 +100,7 @@ impl Pipeline {
};
let ScriptControlChan(ref chan) = spipe.script_chan;
chan.send(ConstellationControlMsg::AttachLayout(new_layout_info));
chan.send(ConstellationControlMsg::AttachLayout(new_layout_info)).unwrap();
spipe.script_chan.clone()
}
};
@ -161,41 +162,42 @@ impl Pipeline {
pub fn load(&self) {
let ScriptControlChan(ref chan) = self.script_chan;
chan.send(ConstellationControlMsg::Load(self.id, self.load_data.clone()));
chan.send(ConstellationControlMsg::Load(self.id, self.load_data.clone())).unwrap();
}
pub fn grant_paint_permission(&self) {
let _ = self.paint_chan.send_opt(PaintMsg::PaintPermissionGranted);
let _ = self.paint_chan.send(PaintMsg::PaintPermissionGranted);
}
pub fn revoke_paint_permission(&self) {
debug!("pipeline revoking paint channel paint permission");
let _ = self.paint_chan.send_opt(PaintMsg::PaintPermissionRevoked);
let _ = self.paint_chan.send(PaintMsg::PaintPermissionRevoked);
}
pub fn exit(&self, exit_type: PipelineExitType) {
debug!("pipeline {} exiting", self.id);
debug!("pipeline {:?} exiting", self.id);
// Script task handles shutting down layout, and layout handles shutting down the painter.
// For now, if the script task has failed, we give up on clean shutdown.
let ScriptControlChan(ref chan) = self.script_chan;
if chan.send_opt(ConstellationControlMsg::ExitPipeline(self.id, exit_type)).is_ok() {
if chan.send(ConstellationControlMsg::ExitPipeline(self.id, exit_type)).is_ok() {
// Wait until all slave tasks have terminated and run destructors
// NOTE: We don't wait for script task as we don't always own it
let _ = self.paint_shutdown_port.recv_opt();
let _ = self.layout_shutdown_port.recv_opt();
let _ = self.paint_shutdown_port.recv();
let _ = self.layout_shutdown_port.recv();
}
}
pub fn force_exit(&self) {
let ScriptControlChan(ref script_channel) = self.script_chan;
let _ = script_channel.send_opt(
let _ = script_channel.send(
ConstellationControlMsg::ExitPipeline(self.id,
PipelineExitType::PipelineOnly));
let _ = self.paint_chan.send_opt(PaintMsg::Exit(None, PipelineExitType::PipelineOnly));
PipelineExitType::PipelineOnly)).unwrap();
let _ = self.paint_chan.send(PaintMsg::Exit(None, PipelineExitType::PipelineOnly));
let LayoutControlChan(ref layout_channel) = self.layout_chan;
let _ = layout_channel.send_opt(LayoutControlMsg::ExitNowMsg(PipelineExitType::PipelineOnly));
let _ = layout_channel.send(
LayoutControlMsg::ExitNowMsg(PipelineExitType::PipelineOnly)).unwrap();
}
pub fn to_sendable(&self) -> CompositionPipeline {

11
components/compositing/scrolling.rs
View file

@ -7,7 +7,8 @@
use compositor_task::{CompositorProxy, Msg};
use std::io::timer;
use std::task::TaskBuilder;
use std::sync::mpsc::{Receiver, Sender, channel};
use std::thread::Builder;
use std::time::duration::Duration;
use time;
@ -33,7 +34,7 @@ enum ToScrollingTimerMsg {
impl ScrollingTimerProxy {
pub fn new(compositor_proxy: Box<CompositorProxy+Send>) -> ScrollingTimerProxy {
let (to_scrolling_timer_sender, to_scrolling_timer_receiver) = channel();
TaskBuilder::new().spawn(proc() {
Builder::new().spawn(move || {
let mut scrolling_timer = ScrollingTimer {
compositor_proxy: compositor_proxy,
receiver: to_scrolling_timer_receiver,
@ -46,18 +47,18 @@ impl ScrollingTimerProxy {
}
pub fn scroll_event_processed(&mut self, timestamp: u64) {
self.sender.send(ToScrollingTimerMsg::ScrollEventProcessedMsg(timestamp))
self.sender.send(ToScrollingTimerMsg::ScrollEventProcessedMsg(timestamp)).unwrap()
}
pub fn shutdown(&mut self) {
self.sender.send(ToScrollingTimerMsg::ExitMsg);
self.sender.send(ToScrollingTimerMsg::ExitMsg).unwrap()
}
}
impl ScrollingTimer {
pub fn run(&mut self) {
loop {
match self.receiver.recv_opt() {
match self.receiver.recv() {
Ok(ToScrollingTimerMsg::ScrollEventProcessedMsg(timestamp)) => {
let target = timestamp as i64 + TIMEOUT;
let delta = target - (time::precise_time_ns() as i64);

10
components/compositing/windowing.rs
View file

@ -18,21 +18,21 @@ use servo_util::geometry::ScreenPx;
use std::fmt::{Error, Formatter, Show};
use std::rc::Rc;
#[deriving(Clone)]
#[derive(Clone)]
pub enum MouseWindowEvent {
Click(uint, TypedPoint2D<DevicePixel, f32>),
MouseDown(uint, TypedPoint2D<DevicePixel, f32>),
MouseUp(uint, TypedPoint2D<DevicePixel, f32>),
}
#[deriving(Clone)]
#[derive(Clone)]
pub enum WindowNavigateMsg {
Forward,
Back,
}
/// Events that the windowing system sends to Servo.
#[deriving(Clone)]
#[derive(Clone)]
pub enum WindowEvent {
/// Sent when no message has arrived, but the event loop was kicked for some reason (perhaps
/// by another Servo subsystem).
@ -48,7 +48,7 @@ pub enum WindowEvent {
/// context when this message is sent.
InitializeCompositing,
/// Sent when the window is resized.
Resize(TypedSize2D<DevicePixel, uint>),
Resize(TypedSize2D<DevicePixel, u32>),
/// Sent when a new URL is to be loaded.
LoadUrl(String),
/// Sent when a mouse hit test is to be performed.
@ -92,7 +92,7 @@ impl Show for WindowEvent {
pub trait WindowMethods {
/// Returns the size of the window in hardware pixels.
fn framebuffer_size(&self) -> TypedSize2D<DevicePixel, uint>;
fn framebuffer_size(&self) -> TypedSize2D<DevicePixel, u32>;
/// Returns the size of the window in density-independent "px" units.
fn size(&self) -> TypedSize2D<ScreenPx, f32>;
/// Presents the window to the screen (perhaps by page flipping).