servo: Merge #9861 - Flatten the WebRender API to allow us to use shared memory to transfer display lists (from pcwalton:superflat); r=glennw

Improves performance significantly.

Requires servo/webrender_traits#15 and servo/webrender#222.

r? @glennw

Source-Repo: https://github.com/servo/servo
Source-Revision: 1c63bf9822d54cf95daa9921cda08f3b60521027
This commit is contained in:
Patrick Walton 2016-03-04 06:16:45 +05:01
parent 44f92cb1ae
commit 229ea1816b
5 changed files with 62 additions and 41 deletions

View File

@ -83,7 +83,7 @@ use util::thread;
use util::thread_state;
use util::workqueue::WorkQueue;
use webrender_helpers::WebRenderDisplayListConverter;
use webrender_traits;
use webrender_traits::{self, AuxiliaryListsBuilder};
use wrapper::{LayoutNode, NonOpaqueStyleAndLayoutData, ServoLayoutNode, ThreadSafeLayoutNode};
/// The number of screens of data we're allowed to generate display lists for in each direction.
@ -931,12 +931,13 @@ impl LayoutThread {
// TODO(gw) For now only create a root scrolling layer!
let root_scroll_layer_id = webrender_traits::ScrollLayerId::new(pipeline_id, 0);
let sc_id = rw_data.display_list.as_ref()
.unwrap()
.convert_to_webrender(&self.webrender_api.as_ref().unwrap(),
pipeline_id,
epoch,
Some(root_scroll_layer_id));
let mut auxiliary_lists_builder = AuxiliaryListsBuilder::new();
let sc_id = rw_data.display_list.as_ref().unwrap().convert_to_webrender(
&self.webrender_api.as_ref().unwrap(),
pipeline_id,
epoch,
Some(root_scroll_layer_id),
&mut auxiliary_lists_builder);
let root_background_color = webrender_traits::ColorF::new(root_background_color.r,
root_background_color.g,
root_background_color.b,
@ -949,7 +950,8 @@ impl LayoutThread {
root_background_color,
epoch,
pipeline_id,
viewport_size);
viewport_size,
auxiliary_lists_builder.finalize());
} else {
self.paint_chan
.send(LayoutToPaintMsg::PaintInit(self.epoch, display_list))

View File

@ -19,7 +19,7 @@ use msg::constellation_msg::ConvertPipelineIdToWebRender;
use style::computed_values::filter::{self, Filter};
use style::computed_values::{image_rendering, mix_blend_mode};
use style::values::computed::BorderStyle;
use webrender_traits;
use webrender_traits::{self, AuxiliaryListsBuilder};
trait WebRenderStackingContextConverter {
fn convert_to_webrender<'a>(&self,
@ -27,7 +27,8 @@ trait WebRenderStackingContextConverter {
api: &webrender_traits::RenderApi,
pipeline_id: webrender_traits::PipelineId,
epoch: webrender_traits::Epoch,
scroll_layer_id: Option<webrender_traits::ScrollLayerId>)
scroll_layer_id: Option<webrender_traits::ScrollLayerId>,
auxiliary_lists_builder: &mut AuxiliaryListsBuilder)
-> webrender_traits::StackingContextId;
fn convert_children_to_webrender<'a>(&self,
@ -37,6 +38,7 @@ trait WebRenderStackingContextConverter {
epoch: webrender_traits::Epoch,
scroll_layer_id: Option<webrender_traits::ScrollLayerId>,
builder: &mut webrender_traits::DisplayListBuilder,
auxiliary_lists_builder: &mut AuxiliaryListsBuilder,
force_positioned_stacking_level: bool);
fn web_render_stacking_level(&self) -> webrender_traits::StackingLevel;
@ -47,14 +49,16 @@ pub trait WebRenderDisplayListConverter {
api: &webrender_traits::RenderApi,
pipeline_id: webrender_traits::PipelineId,
epoch: webrender_traits::Epoch,
scroll_layer_id: Option<webrender_traits::ScrollLayerId>)
scroll_layer_id: Option<webrender_traits::ScrollLayerId>,
auxiliary_lists_builder: &mut AuxiliaryListsBuilder)
-> webrender_traits::StackingContextId;
}
trait WebRenderDisplayItemConverter {
fn convert_to_webrender(&self,
level: webrender_traits::StackingLevel,
builder: &mut webrender_traits::DisplayListBuilder);
builder: &mut webrender_traits::DisplayListBuilder,
auxiliary_lists_builder: &mut AuxiliaryListsBuilder);
}
trait WebRenderDisplayListEntryConverter {
@ -167,18 +171,21 @@ impl ToGradientStop for GradientStop {
}
trait ToClipRegion {
fn to_clip_region(&self) -> webrender_traits::ClipRegion;
fn to_clip_region(&self, auxiliary_lists_builder: &mut AuxiliaryListsBuilder)
-> webrender_traits::ClipRegion;
}
impl ToClipRegion for ClippingRegion {
fn to_clip_region(&self) -> webrender_traits::ClipRegion {
webrender_traits::ClipRegion::new(self.main.to_rectf(),
fn to_clip_region(&self, auxiliary_lists_builder: &mut AuxiliaryListsBuilder)
-> webrender_traits::ClipRegion {
webrender_traits::ClipRegion::new(&self.main.to_rectf(),
self.complex.iter().map(|complex_clipping_region| {
webrender_traits::ComplexClipRegion::new(
complex_clipping_region.rect.to_rectf(),
complex_clipping_region.radii.to_border_radius(),
)
}).collect())
}).collect(),
auxiliary_lists_builder)
}
}
@ -270,6 +277,7 @@ impl WebRenderStackingContextConverter for StackingContext {
epoch: webrender_traits::Epoch,
scroll_layer_id: Option<webrender_traits::ScrollLayerId>,
builder: &mut webrender_traits::DisplayListBuilder,
auxiliary_lists_builder: &mut AuxiliaryListsBuilder,
force_positioned_stacking_level: bool) {
for child in self.children.iter() {
while let Some(item) = traversal.advance(self) {
@ -278,7 +286,7 @@ impl WebRenderStackingContextConverter for StackingContext {
} else {
item.web_render_stacking_level()
};
item.item.convert_to_webrender(stacking_level, builder);
item.item.convert_to_webrender(stacking_level, builder, auxiliary_lists_builder);
}
if child.context_type == StackingContextType::Real {
@ -286,7 +294,8 @@ impl WebRenderStackingContextConverter for StackingContext {
api,
pipeline_id,
epoch,
None);
None,
auxiliary_lists_builder);
builder.push_stacking_context(child.web_render_stacking_level(),
stacking_context_id);
} else {
@ -296,13 +305,15 @@ impl WebRenderStackingContextConverter for StackingContext {
epoch,
scroll_layer_id,
builder,
auxiliary_lists_builder,
true);
}
}
while let Some(item) = traversal.advance(self) {
item.item.convert_to_webrender(webrender_traits::StackingLevel::PositionedContent,
builder);
builder,
auxiliary_lists_builder);
}
}
@ -311,7 +322,8 @@ impl WebRenderStackingContextConverter for StackingContext {
api: &webrender_traits::RenderApi,
pipeline_id: webrender_traits::PipelineId,
epoch: webrender_traits::Epoch,
scroll_layer_id: Option<webrender_traits::ScrollLayerId>)
scroll_layer_id: Option<webrender_traits::ScrollLayerId>,
auxiliary_lists_builder: &mut AuxiliaryListsBuilder)
-> webrender_traits::StackingContextId {
let scroll_policy = self.layer_info
.map_or(webrender_traits::ScrollPolicy::Scrollable, |info| {
@ -330,7 +342,8 @@ impl WebRenderStackingContextConverter for StackingContext {
&self.perspective,
self.establishes_3d_context,
self.blend_mode.to_blend_mode(),
self.filters.to_filter_ops());
self.filters.to_filter_ops(),
auxiliary_lists_builder);
let mut builder = webrender_traits::DisplayListBuilder::new();
self.convert_children_to_webrender(traversal,
api,
@ -338,8 +351,9 @@ impl WebRenderStackingContextConverter for StackingContext {
epoch,
scroll_layer_id,
&mut builder,
auxiliary_lists_builder,
false);
api.add_display_list(builder, &mut sc, pipeline_id, epoch);
api.add_display_list(builder.finalize(), &mut sc, pipeline_id, epoch);
api.add_stacking_context(sc, pipeline_id, epoch)
}
@ -357,7 +371,8 @@ impl WebRenderDisplayListConverter for DisplayList {
api: &webrender_traits::RenderApi,
pipeline_id: webrender_traits::PipelineId,
epoch: webrender_traits::Epoch,
scroll_layer_id: Option<webrender_traits::ScrollLayerId>)
scroll_layer_id: Option<webrender_traits::ScrollLayerId>,
auxiliary_lists_builder: &mut AuxiliaryListsBuilder)
-> webrender_traits::StackingContextId {
let mut traversal = DisplayListTraversal {
display_list: self,
@ -369,21 +384,23 @@ impl WebRenderDisplayListConverter for DisplayList {
api,
pipeline_id,
epoch,
scroll_layer_id)
scroll_layer_id,
auxiliary_lists_builder)
}
}
impl WebRenderDisplayItemConverter for DisplayItem {
fn convert_to_webrender(&self,
level: webrender_traits::StackingLevel,
builder: &mut webrender_traits::DisplayListBuilder) {
builder: &mut webrender_traits::DisplayListBuilder,
auxiliary_lists_builder: &mut AuxiliaryListsBuilder) {
match *self {
DisplayItem::SolidColorClass(ref item) => {
let color = item.color.to_colorf();
if color.a > 0.0 {
builder.push_rect(level,
item.base.bounds.to_rectf(),
item.base.clip.to_clip_region(),
item.base.clip.to_clip_region(auxiliary_lists_builder),
color);
}
}
@ -408,12 +425,13 @@ impl WebRenderDisplayItemConverter for DisplayItem {
if glyphs.len() > 0 {
builder.push_text(level,
item.base.bounds.to_rectf(),
item.base.clip.to_clip_region(),
item.base.clip.to_clip_region(auxiliary_lists_builder),
glyphs,
item.text_run.font_key.expect("Font not added to webrender!"),
item.text_color.to_colorf(),
item.text_run.actual_pt_size,
item.blur_radius);
item.blur_radius,
auxiliary_lists_builder);
}
}
DisplayItem::ImageClass(ref item) => {
@ -422,7 +440,7 @@ impl WebRenderDisplayItemConverter for DisplayItem {
item.stretch_size.height > Au(0) {
builder.push_image(level,
item.base.bounds.to_rectf(),
item.base.clip.to_clip_region(),
item.base.clip.to_clip_region(auxiliary_lists_builder),
item.stretch_size.to_sizef(),
item.image_rendering.to_image_rendering(),
id);
@ -432,7 +450,7 @@ impl WebRenderDisplayItemConverter for DisplayItem {
DisplayItem::WebGLClass(ref item) => {
builder.push_webgl_canvas(level,
item.base.bounds.to_rectf(),
item.base.clip.to_clip_region(),
item.base.clip.to_clip_region(auxiliary_lists_builder),
item.context_id);
}
DisplayItem::BorderClass(ref item) => {
@ -460,7 +478,7 @@ impl WebRenderDisplayItemConverter for DisplayItem {
let radius = item.radius.to_border_radius();
builder.push_border(level,
rect,
item.base.clip.to_clip_region(),
item.base.clip.to_clip_region(auxiliary_lists_builder),
left,
top,
right,
@ -477,10 +495,11 @@ impl WebRenderDisplayItemConverter for DisplayItem {
}
builder.push_gradient(level,
rect,
item.base.clip.to_clip_region(),
item.base.clip.to_clip_region(auxiliary_lists_builder),
start_point,
end_point,
stops);
stops,
auxiliary_lists_builder);
}
DisplayItem::LineClass(..) => {
println!("TODO DisplayItem::LineClass");
@ -494,7 +513,7 @@ impl WebRenderDisplayItemConverter for DisplayItem {
let box_bounds = item.box_bounds.to_rectf();
builder.push_box_shadow(level,
rect,
item.base.clip.to_clip_region(),
item.base.clip.to_clip_region(auxiliary_lists_builder),
box_bounds,
item.offset.to_pointf(),
item.color.to_colorf(),
@ -508,7 +527,7 @@ impl WebRenderDisplayItemConverter for DisplayItem {
let pipeline_id = item.iframe.to_webrender();
builder.push_iframe(level,
rect,
item.base.clip.to_clip_region(),
item.base.clip.to_clip_region(auxiliary_lists_builder),
pipeline_id);
}
}

View File

@ -2254,7 +2254,7 @@ dependencies = [
[[package]]
name = "webrender"
version = "0.1.0"
source = "git+https://github.com/servo/webrender#e794f5ce81aa78bb0f28c785e2ae0de28d23bdd8"
source = "git+https://github.com/servo/webrender#38031eed57b2df8a57e4cff576e2b5b6f2cd8316"
dependencies = [
"app_units 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
"core-graphics 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -2275,7 +2275,7 @@ dependencies = [
[[package]]
name = "webrender_traits"
version = "0.1.0"
source = "git+https://github.com/servo/webrender_traits#2b94ca36e6f5e13abf14d242524b24b9cf0c7c79"
source = "git+https://github.com/servo/webrender_traits#94f16f55e65d735a9c1dc38733937cb2774322e1"
dependencies = [
"app_units 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
"core-graphics 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",

View File

@ -2139,7 +2139,7 @@ dependencies = [
[[package]]
name = "webrender"
version = "0.1.0"
source = "git+https://github.com/servo/webrender#e794f5ce81aa78bb0f28c785e2ae0de28d23bdd8"
source = "git+https://github.com/servo/webrender#38031eed57b2df8a57e4cff576e2b5b6f2cd8316"
dependencies = [
"app_units 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
"core-graphics 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -2160,7 +2160,7 @@ dependencies = [
[[package]]
name = "webrender_traits"
version = "0.1.0"
source = "git+https://github.com/servo/webrender_traits#2b94ca36e6f5e13abf14d242524b24b9cf0c7c79"
source = "git+https://github.com/servo/webrender_traits#94f16f55e65d735a9c1dc38733937cb2774322e1"
dependencies = [
"app_units 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
"core-graphics 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",

View File

@ -2088,7 +2088,7 @@ dependencies = [
[[package]]
name = "webrender"
version = "0.1.0"
source = "git+https://github.com/servo/webrender#e794f5ce81aa78bb0f28c785e2ae0de28d23bdd8"
source = "git+https://github.com/servo/webrender#38031eed57b2df8a57e4cff576e2b5b6f2cd8316"
dependencies = [
"app_units 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
"core-graphics 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -2109,7 +2109,7 @@ dependencies = [
[[package]]
name = "webrender_traits"
version = "0.1.0"
source = "git+https://github.com/servo/webrender_traits#2b94ca36e6f5e13abf14d242524b24b9cf0c7c79"
source = "git+https://github.com/servo/webrender_traits#94f16f55e65d735a9c1dc38733937cb2774322e1"
dependencies = [
"app_units 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
"core-graphics 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",