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Initial implementation of WebGPU API

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This commit is contained in:
Zakor Gyula 2019-11-10 14:56:22 +01:00
parent 47e39af0f3
commit 12893aa010
30 changed files with 923 additions and 7 deletions
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21
components/constellation/constellation.rs
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@ -172,6 +172,7 @@ use std::sync::Arc;
use std::thread;
use style_traits::viewport::ViewportConstraints;
use style_traits::CSSPixel;
use webgpu::WebGPU;
use webvr_traits::{WebVREvent, WebVRMsg};
type PendingApprovalNavigations = HashMap<PipelineId, (LoadData, HistoryEntryReplacement)>;
@ -440,6 +441,10 @@ pub struct Constellation<Message, LTF, STF> {
/// Entry point to create and get channels to a WebGLThread.
webgl_threads: Option<WebGLThreads>,
/// An IPC channel for the constellation to send messages to the
/// WebGPU threads.
webgpu: Option<WebGPU>,
/// A channel through which messages can be sent to the webvr thread.
webvr_chan: Option<IpcSender<WebVRMsg>>,
@ -521,6 +526,9 @@ pub struct InitialConstellationState {
/// Entry point to create and get channels to a WebGLThread.
pub webgl_threads: Option<WebGLThreads>,
/// A channel to the WebGPU threads.
pub webgpu: Option<WebGPU>,
/// A channel to the webgl thread.
pub webvr_chan: Option<IpcSender<WebVRMsg>>,
@ -836,6 +844,7 @@ where
(rng, prob)
}),
webgl_threads: state.webgl_threads,
webgpu: state.webgpu,
webvr_chan: state.webvr_chan,
webxr_registry: state.webxr_registry,
canvas_chan: CanvasPaintThread::start(),
@ -1090,6 +1099,7 @@ where
.webgl_threads
.as_ref()
.map(|threads| threads.pipeline()),
webgpu: self.webgpu.clone(),
webvr_chan: self.webvr_chan.clone(),
webxr_registry: self.webxr_registry.clone(),
player_context: self.player_context.clone(),
@ -2355,6 +2365,17 @@ where
}
}
if let Some(webgpu) = self.webgpu.as_ref() {
debug!("Exiting WebGPU thread.");
let (sender, receiver) = ipc::channel().expect("Failed to create IPC channel!");
if let Err(e) = webgpu.exit(sender) {
warn!("Exit WebGPU Thread failed ({})", e);
}
if let Err(e) = receiver.recv() {
warn!("Failed to receive exit response from WebGPU ({})", e);
}
}
if let Some(chan) = self.webvr_chan.as_ref() {
debug!("Exiting WebVR thread.");
if let Err(e) = chan.send(WebVRMsg::Exit) {