Update WR.

* CPU text run optimizations.
* Linux subpixel positioning / rasterization.
* Update debug flags API.
* Update to resource transactions API.

Cargo.lock

@@ -108,15 +108,15 @@ dependencies = [
 
 [[package]]
 name = "azure"
-version = "0.20.0"
+version = "0.20.1"
-source = "git+https://github.com/servo/rust-azure#71de5aa53e7c6faf10ceadce6538856649099263"
+source = "git+https://github.com/servo/rust-azure#ca851788b3bc1f1034d4d899da66faf78e420c5e"
 dependencies = [
  "cmake 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "core-foundation 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "core-graphics 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "core-text 6.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "euclid 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "freetype 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "freetype 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.23 (registry+https://github.com/rust-lang/crates.io-index)",
  "servo-egl 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "servo-freetype-sys 4.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -323,7 +323,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 name = "canvas"
 version = "0.0.1"
 dependencies = [
- "azure 0.20.0 (git+https://github.com/servo/rust-azure)",
+ "azure 0.20.1 (git+https://github.com/servo/rust-azure)",
  "canvas_traits 0.0.1",
  "cssparser 0.18.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "euclid 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -960,7 +960,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "freetype"
-version = "0.2.0"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.23 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1058,9 +1058,9 @@ dependencies = [
  "euclid 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "fontsan 0.3.2 (git+https://github.com/servo/fontsan)",
- "freetype 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "freetype 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gfx_traits 0.0.1",
- "harfbuzz-sys 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "harfbuzz-sys 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize_derive 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1188,11 +1188,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "harfbuzz-sys"
-version = "0.1.10"
+version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cmake 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
- "freetype 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "freetype 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.23 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3335,7 +3335,7 @@ name = "unicode-script"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "harfbuzz-sys 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "harfbuzz-sys 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3478,7 +3478,7 @@ dependencies = [
 [[package]]
 name = "webrender"
 version = "0.48.0"
-source = "git+https://github.com/servo/webrender#6dd3ddb0453697d3271f52133d88c182aa2f3b08"
+source = "git+https://github.com/servo/webrender#b13a3b8f776b2ef4d5672173c9a3aa77c7b87936"
 dependencies = [
  "app_units 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "bincode 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3489,7 +3489,7 @@ dependencies = [
  "core-text 6.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "dwrote 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "euclid 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "freetype 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "freetype 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fxhash 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "gamma-lut 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gleam 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3507,7 +3507,7 @@ dependencies = [
 [[package]]
 name = "webrender_api"
 version = "0.48.0"
-source = "git+https://github.com/servo/webrender#6dd3ddb0453697d3271f52133d88c182aa2f3b08"
+source = "git+https://github.com/servo/webrender#b13a3b8f776b2ef4d5672173c9a3aa77c7b87936"
 dependencies = [
  "app_units 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "bincode 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3516,6 +3516,7 @@ dependencies = [
  "core-graphics 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "dwrote 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "euclid 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fxhash 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "gleam 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3652,7 +3653,7 @@ dependencies = [
 "checksum aster 0.41.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4ccfdf7355d9db158df68f976ed030ab0f6578af811f5a7bb6dcf221ec24e0e0"
 "checksum atomic_refcell 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fb2dcb6e6d35f20276943cc04bb98e538b348d525a04ac79c10021561d202f21"
 "checksum audio-video-metadata 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3b6ef29ee98ad95a37f34547fd7fb40724772294110ed6ca0445fc2e964c29d1"
-"checksum azure 0.20.0 (git+https://github.com/servo/rust-azure)" = "<none>"
+"checksum azure 0.20.1 (git+https://github.com/servo/rust-azure)" = "<none>"
 "checksum backtrace 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "72f9b4182546f4b04ebc4ab7f84948953a118bd6021a1b6a6c909e3e94f6be76"
 "checksum backtrace-sys 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "3a0d842ea781ce92be2bf78a9b38883948542749640b8378b3b2f03d1fd9f1ff"
 "checksum base64 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "30e93c03064e7590d0466209155251b90c22e37fab1daf2771582598b5827557"
@@ -3728,7 +3729,7 @@ dependencies = [
 "checksum fnv 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "6cc484842f1e2884faf56f529f960cc12ad8c71ce96cc7abba0a067c98fee344"
 "checksum fontsan 0.3.2 (git+https://github.com/servo/fontsan)" = "<none>"
 "checksum foreign-types 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3e4056b9bd47f8ac5ba12be771f77a0dae796d1bbaaf5fd0b9c2d38b69b8a29d"
-"checksum freetype 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fde23272c687e4570aefec06cb71174ec0f5284b725deac4e77ba2665d635faf"
+"checksum freetype 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "398b8a11884898184d55aca9806f002b3cf68f0e860e0cbb4586f834ee39b0e7"
 "checksum futf 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "51f93f3de6ba1794dcd5810b3546d004600a59a98266487c8407bc4b24e398f3"
 "checksum futures 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "55f0008e13fc853f79ea8fc86e931486860d4c4c156cdffb59fa5f7fa833660a"
 "checksum fxhash 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"
@@ -3743,7 +3744,7 @@ dependencies = [
 "checksum glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "8be18de09a56b60ed0edf84bc9df007e30040691af7acd1c41874faac5895bfb"
 "checksum glx 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b280007fa9c7442cfd1e0b1addb8d1a59240267110e8705f8f7e2c7bfb7e2f72"
 "checksum half 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "63d68db75012a85555434ee079e7e6337931f87a087ab2988becbadf64673a7f"
-"checksum harfbuzz-sys 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "3072efe30deebdda55fcbe7c74c6d42f546fd8533488e43a692ea940ecface11"
+"checksum harfbuzz-sys 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "61e6e99c20fe855e4d3836d037e252a1b7755ef99d00126071c68604b87bd29a"
 "checksum heapsize 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4c7593b1522161003928c959c20a2ca421c68e940d63d75573316a009e48a6d4"
 "checksum heapsize_derive 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "46f96d52fb1564059fc97b85ef6165728cc30198ab60073bf114c66c4c89bb5d"
 "checksum heartbeats-simple 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9ad003ce233955e9d95f2c69cde84e68302ba9ba4a673d351c9bff93c738aadc"

components/canvas/canvas_paint_thread.rs

@@ -585,10 +585,12 @@ impl<'a> CanvasPaintThread<'a> {
             };
             let data = webrender_api::ImageData::Raw(Arc::new(element.into()));
 
+            let mut updates = webrender_api::ResourceUpdates::new();
+
             match self.image_key {
                 Some(image_key) => {
                     debug!("Updating image {:?}.", image_key);
-                    self.webrender_api.update_image(image_key,
+                    updates.update_image(image_key,
                                          descriptor,
                                          data,
                                          None);
@@ -596,7 +598,7 @@ impl<'a> CanvasPaintThread<'a> {
                 None => {
                     self.image_key = Some(self.webrender_api.generate_image_key());
                     debug!("New image {:?}.", self.image_key);
-                    self.webrender_api.add_image(self.image_key.unwrap(),
+                    updates.add_image(self.image_key.unwrap(),
                                       descriptor,
                                       data,
                                       None);
@@ -604,9 +606,11 @@ impl<'a> CanvasPaintThread<'a> {
             }
 
             if let Some(image_key) = mem::replace(&mut self.very_old_image_key, self.old_image_key.take()) {
-                self.webrender_api.delete_image(image_key);
+                updates.delete_image(image_key);
             }
 
+            self.webrender_api.update_resources(updates);
+
             let data = CanvasImageData {
                 image_key: self.image_key.unwrap(),
             };
@@ -764,12 +768,16 @@ impl<'a> CanvasPaintThread<'a> {
 
 impl<'a> Drop for CanvasPaintThread<'a> {
     fn drop(&mut self) {
+        let mut updates = webrender_api::ResourceUpdates::new();
+
         if let Some(image_key) = self.old_image_key.take() {
-            self.webrender_api.delete_image(image_key);
+            updates.delete_image(image_key);
         }
         if let Some(image_key) = self.very_old_image_key.take() {
-            self.webrender_api.delete_image(image_key);
+            updates.delete_image(image_key);
         }
+
+        self.webrender_api.update_resources(updates);
     }
 }
 

components/canvas/webgl_paint_thread.rs

@@ -281,16 +281,18 @@ impl WebGLPaintThread {
                 };
                 let data = webrender_api::ImageData::Raw(Arc::new(pixels));
 
+                let mut updates = webrender_api::ResourceUpdates::new();
+
                 match *image_key {
                     Some(image_key) => {
-                        webrender_api.update_image(image_key,
+                        updates.update_image(image_key,
                                              descriptor,
                                              data,
                                              None);
                     }
                     None => {
                         *image_key = Some(webrender_api.generate_image_key());
-                        webrender_api.add_image(image_key.unwrap(),
+                        updates.add_image(image_key.unwrap(),
                                           descriptor,
                                           data,
                                           None);
@@ -298,9 +300,11 @@ impl WebGLPaintThread {
                 }
 
                 if let Some(image_key) = mem::replace(very_old_image_key, old_image_key.take()) {
-                    webrender_api.delete_image(image_key);
+                    updates.delete_image(image_key);
                 }
 
+                webrender_api.update_resources(updates);
+
                 let image_data = CanvasImageData {
                     image_key: image_key.unwrap(),
                 };
@@ -357,15 +361,19 @@ impl Drop for WebGLPaintThread {
             very_old_image_key,
             ..
         } = self.data {
+            let mut updates = webrender_api::ResourceUpdates::new();
+
             if let Some(image_key) = image_key {
-                webrender_api.delete_image(image_key);
+                updates.delete_image(image_key);
             }
             if let Some(image_key) = old_image_key {
-                webrender_api.delete_image(image_key);
+                updates.delete_image(image_key);
             }
             if let Some(image_key) = very_old_image_key {
-                webrender_api.delete_image(image_key);
+                updates.delete_image(image_key);
             }
+
+            webrender_api.update_resources(updates);
         }
     }
 }

components/compositing/compositor.rs

@@ -819,8 +819,9 @@ impl<Window: WindowMethods> IOCompositor<Window> {
             }
 
             WindowEvent::ToggleWebRenderProfiler => {
-                let profiler_enabled = self.webrender.get_profiler_enabled();
+                let mut flags = self.webrender.get_debug_flags();
-                self.webrender.set_profiler_enabled(!profiler_enabled);
+                flags.toggle(webrender::renderer::PROFILER_DBG);
+                self.webrender.set_debug_flags(flags);
                 self.webrender_api.generate_frame(self.webrender_document, None);
             }
         }

components/gfx/Cargo.toml

@@ -49,7 +49,7 @@ core-graphics = "0.8"
 core-text = "6.0"
 
 [target.'cfg(any(target_os = "linux", target_os = "android"))'.dependencies]
-freetype = "0.2"
+freetype = "0.3"
 
 [target.'cfg(target_os = "linux")'.dependencies]
 servo-fontconfig = "0.2.1"

components/gfx/font_cache_thread.rs

@@ -348,11 +348,13 @@ impl FontCache {
             let webrender_fonts = &mut self.webrender_fonts;
             font_key = Some(*webrender_fonts.entry(template.identifier.clone()).or_insert_with(|| {
                 let font_key = webrender_api.generate_font_key();
+                let mut updates = webrender_api::ResourceUpdates::new();
                 match (template.bytes_if_in_memory(), template.native_font()) {
-                    (Some(bytes), _) => webrender_api.add_raw_font(font_key, bytes, 0),
+                    (Some(bytes), _) => updates.add_raw_font(font_key, bytes, 0),
-                    (None, Some(native_font)) => webrender_api.add_native_font(font_key, native_font),
+                    (None, Some(native_font)) => updates.add_native_font(font_key, native_font),
-                    (None, None) => webrender_api.add_raw_font(font_key, template.bytes().clone(), 0),
+                    (None, None) => updates.add_raw_font(font_key, template.bytes().clone(), 0),
                 }
+                webrender_api.update_resources(updates);
                 font_key
             }));
         }

components/layout_thread/lib.rs

@@ -1067,7 +1067,8 @@ impl LayoutThread {
                 Some(get_root_flow_background_color(layout_root)),
                 viewport_size,
                 builder.finalize(),
-                true);
+                true,
+                webrender_api::ResourceUpdates::new());
             self.webrender_api.generate_frame(self.webrender_document, None);
         });
     }

components/net/image_cache.rs

@@ -79,7 +79,9 @@ fn set_webrender_image_key(webrender_api: &webrender_api::RenderApi, image: &mut
     };
     let data = webrender_api::ImageData::new(bytes);
     let image_key = webrender_api.generate_image_key();
-    webrender_api.add_image(image_key, descriptor, data, None);
+    let mut updates = webrender_api::ResourceUpdates::new();
+    updates.add_image(image_key, descriptor, data, None);
+    webrender_api.update_resources(updates);
     image.id = Some(image_key);
 }
 

components/servo/lib.rs

@@ -174,11 +174,14 @@ impl<Window> Browser<Window> where Window: WindowMethods + 'static {
                 None
             };
 
+            let mut debug_flags = webrender::renderer::DebugFlags::empty();
+            debug_flags.set(webrender::renderer::PROFILER_DBG, opts.webrender_stats);
+
             webrender::Renderer::new(window.gl(), webrender::RendererOptions {
                 device_pixel_ratio: device_pixel_ratio,
                 resource_override_path: Some(resource_path),
                 enable_aa: opts.enable_text_antialiasing,
-                enable_profiler: opts.webrender_stats,
+                debug_flags: debug_flags,
                 enable_batcher: opts.webrender_batch,
                 debug: opts.webrender_debug,
                 recorder: recorder,