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-rw-r--r--third_party/webrender/examples/multiwindow.rs327
1 files changed, 0 insertions, 327 deletions
diff --git a/third_party/webrender/examples/multiwindow.rs b/third_party/webrender/examples/multiwindow.rs
deleted file mode 100644
index aa0ac87151a..00000000000
--- a/third_party/webrender/examples/multiwindow.rs
+++ /dev/null
@@ -1,327 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * 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/. */
-
-extern crate euclid;
-extern crate gleam;
-extern crate glutin;
-extern crate webrender;
-extern crate winit;
-
-use gleam::gl;
-use glutin::NotCurrent;
-use std::fs::File;
-use std::io::Read;
-use webrender::api::*;
-use webrender::api::units::*;
-use webrender::render_api::*;
-use webrender::DebugFlags;
-use winit::dpi::LogicalSize;
-
-struct Notifier {
- events_proxy: winit::EventsLoopProxy,
-}
-
-impl Notifier {
- fn new(events_proxy: winit::EventsLoopProxy) -> Notifier {
- Notifier { events_proxy }
- }
-}
-
-impl RenderNotifier for Notifier {
- fn clone(&self) -> Box<dyn RenderNotifier> {
- Box::new(Notifier {
- events_proxy: self.events_proxy.clone(),
- })
- }
-
- fn wake_up(&self, _composite_needed: bool) {
- #[cfg(not(target_os = "android"))]
- let _ = self.events_proxy.wakeup();
- }
-
- fn new_frame_ready(&self,
- _: DocumentId,
- _scrolled: bool,
- composite_needed: bool,
- _render_time: Option<u64>) {
- self.wake_up(composite_needed);
- }
-}
-
-struct Window {
- events_loop: winit::EventsLoop, //TODO: share events loop?
- context: Option<glutin::WindowedContext<NotCurrent>>,
- renderer: webrender::Renderer,
- name: &'static str,
- pipeline_id: PipelineId,
- document_id: DocumentId,
- epoch: Epoch,
- api: RenderApi,
- font_instance_key: FontInstanceKey,
-}
-
-impl Window {
- fn new(name: &'static str, clear_color: ColorF) -> Self {
- let events_loop = winit::EventsLoop::new();
- let window_builder = winit::WindowBuilder::new()
- .with_title(name)
- .with_multitouch()
- .with_dimensions(LogicalSize::new(800., 600.));
- let context = glutin::ContextBuilder::new()
- .with_gl(glutin::GlRequest::GlThenGles {
- opengl_version: (3, 2),
- opengles_version: (3, 0),
- })
- .build_windowed(window_builder, &events_loop)
- .unwrap();
-
- let context = unsafe { context.make_current().unwrap() };
-
- let gl = match context.get_api() {
- glutin::Api::OpenGl => unsafe {
- gl::GlFns::load_with(|symbol| context.get_proc_address(symbol) as *const _)
- },
- glutin::Api::OpenGlEs => unsafe {
- gl::GlesFns::load_with(|symbol| context.get_proc_address(symbol) as *const _)
- },
- glutin::Api::WebGl => unimplemented!(),
- };
-
- let device_pixel_ratio = context.window().get_hidpi_factor() as f32;
-
- let opts = webrender::RendererOptions {
- device_pixel_ratio,
- clear_color: Some(clear_color),
- ..webrender::RendererOptions::default()
- };
-
- let device_size = {
- let size = context
- .window()
- .get_inner_size()
- .unwrap()
- .to_physical(device_pixel_ratio as f64);
- DeviceIntSize::new(size.width as i32, size.height as i32)
- };
- let notifier = Box::new(Notifier::new(events_loop.create_proxy()));
- let (renderer, sender) = webrender::Renderer::new(gl.clone(), notifier, opts, None).unwrap();
- let mut api = sender.create_api();
- let document_id = api.add_document(device_size);
-
- let epoch = Epoch(0);
- let pipeline_id = PipelineId(0, 0);
- let mut txn = Transaction::new();
-
- let font_key = api.generate_font_key();
- let font_bytes = load_file("../wrench/reftests/text/FreeSans.ttf");
- txn.add_raw_font(font_key, font_bytes, 0);
-
- let font_instance_key = api.generate_font_instance_key();
- txn.add_font_instance(font_instance_key, font_key, 32.0, None, None, Vec::new());
-
- api.send_transaction(document_id, txn);
-
- Window {
- events_loop,
- context: Some(unsafe { context.make_not_current().unwrap() }),
- renderer,
- name,
- epoch,
- pipeline_id,
- document_id,
- api,
- font_instance_key,
- }
- }
-
- fn tick(&mut self) -> bool {
- let mut do_exit = false;
- let my_name = &self.name;
- let renderer = &mut self.renderer;
- let api = &mut self.api;
-
- self.events_loop.poll_events(|global_event| match global_event {
- winit::Event::WindowEvent { event, .. } => match event {
- winit::WindowEvent::CloseRequested |
- winit::WindowEvent::KeyboardInput {
- input: winit::KeyboardInput {
- virtual_keycode: Some(winit::VirtualKeyCode::Escape),
- ..
- },
- ..
- } => {
- do_exit = true
- }
- winit::WindowEvent::KeyboardInput {
- input: winit::KeyboardInput {
- state: winit::ElementState::Pressed,
- virtual_keycode: Some(winit::VirtualKeyCode::P),
- ..
- },
- ..
- } => {
- println!("set flags {}", my_name);
- api.send_debug_cmd(DebugCommand::SetFlags(DebugFlags::PROFILER_DBG))
- }
- _ => {}
- }
- _ => {}
- });
- if do_exit {
- return true
- }
-
- let context = unsafe { self.context.take().unwrap().make_current().unwrap() };
- let device_pixel_ratio = context.window().get_hidpi_factor() as f32;
- let device_size = {
- let size = context
- .window()
- .get_inner_size()
- .unwrap()
- .to_physical(device_pixel_ratio as f64);
- DeviceIntSize::new(size.width as i32, size.height as i32)
- };
- let layout_size = device_size.to_f32() / euclid::Scale::new(device_pixel_ratio);
- let mut txn = Transaction::new();
- let mut builder = DisplayListBuilder::new(self.pipeline_id);
- let space_and_clip = SpaceAndClipInfo::root_scroll(self.pipeline_id);
-
- let bounds = LayoutRect::new(LayoutPoint::zero(), layout_size);
- builder.push_simple_stacking_context(
- bounds.origin,
- space_and_clip.spatial_id,
- PrimitiveFlags::IS_BACKFACE_VISIBLE,
- );
-
- builder.push_rect(
- &CommonItemProperties::new(
- LayoutRect::new(
- LayoutPoint::new(100.0, 200.0),
- LayoutSize::new(100.0, 200.0),
- ),
- space_and_clip,
- ),
- LayoutRect::new(
- LayoutPoint::new(100.0, 200.0),
- LayoutSize::new(100.0, 200.0),
- ),
- ColorF::new(0.0, 1.0, 0.0, 1.0));
-
- let text_bounds = LayoutRect::new(
- LayoutPoint::new(100.0, 50.0),
- LayoutSize::new(700.0, 200.0)
- );
- let glyphs = vec![
- GlyphInstance {
- index: 48,
- point: LayoutPoint::new(100.0, 100.0),
- },
- GlyphInstance {
- index: 68,
- point: LayoutPoint::new(150.0, 100.0),
- },
- GlyphInstance {
- index: 80,
- point: LayoutPoint::new(200.0, 100.0),
- },
- GlyphInstance {
- index: 82,
- point: LayoutPoint::new(250.0, 100.0),
- },
- GlyphInstance {
- index: 81,
- point: LayoutPoint::new(300.0, 100.0),
- },
- GlyphInstance {
- index: 3,
- point: LayoutPoint::new(350.0, 100.0),
- },
- GlyphInstance {
- index: 86,
- point: LayoutPoint::new(400.0, 100.0),
- },
- GlyphInstance {
- index: 79,
- point: LayoutPoint::new(450.0, 100.0),
- },
- GlyphInstance {
- index: 72,
- point: LayoutPoint::new(500.0, 100.0),
- },
- GlyphInstance {
- index: 83,
- point: LayoutPoint::new(550.0, 100.0),
- },
- GlyphInstance {
- index: 87,
- point: LayoutPoint::new(600.0, 100.0),
- },
- GlyphInstance {
- index: 17,
- point: LayoutPoint::new(650.0, 100.0),
- },
- ];
-
- builder.push_text(
- &CommonItemProperties::new(
- text_bounds,
- space_and_clip,
- ),
- text_bounds,
- &glyphs,
- self.font_instance_key,
- ColorF::new(1.0, 1.0, 0.0, 1.0),
- None,
- );
-
- builder.pop_stacking_context();
-
- txn.set_display_list(
- self.epoch,
- None,
- layout_size,
- builder.finalize(),
- true,
- );
- txn.set_root_pipeline(self.pipeline_id);
- txn.generate_frame(0);
- api.send_transaction(self.document_id, txn);
-
- renderer.update();
- renderer.render(device_size, 0).unwrap();
- context.swap_buffers().ok();
-
- self.context = Some(unsafe { context.make_not_current().unwrap() });
-
- false
- }
-
- fn deinit(self) {
- self.renderer.deinit();
- }
-}
-
-fn main() {
- let mut win1 = Window::new("window1", ColorF::new(0.3, 0.0, 0.0, 1.0));
- let mut win2 = Window::new("window2", ColorF::new(0.0, 0.3, 0.0, 1.0));
-
- loop {
- if win1.tick() {
- break;
- }
- if win2.tick() {
- break;
- }
- }
-
- win1.deinit();
- win2.deinit();
-}
-
-fn load_file(name: &str) -> Vec<u8> {
- let mut file = File::open(name).unwrap();
- let mut buffer = vec![];
- file.read_to_end(&mut buffer).unwrap();
- buffer
-}
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