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Only start WebGPU thread if an adapter is requested

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This commit is contained in:
Zakor Gyula 2019-11-20 09:03:10 +01:00
parent f8c957dc1b
commit a751b1c3d7
15 changed files with 200 additions and 147 deletions
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27
components/script/dom/gpuadapter.rs
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@ -23,11 +23,13 @@ use dom_struct::dom_struct;
use js::jsapi::{Heap, JSObject};
use std::ptr::NonNull;
use std::rc::Rc;
use webgpu::{wgpu, WebGPUAdapter, WebGPURequest, WebGPUResponse};
use webgpu::{wgpu, WebGPU, WebGPUAdapter, WebGPURequest, WebGPUResponse};
#[dom_struct]
pub struct GPUAdapter {
reflector_: Reflector,
#[ignore_malloc_size_of = "channels are hard"]
channel: WebGPU,
name: DOMString,
#[ignore_malloc_size_of = "mozjs"]
extensions: Heap<*mut JSObject>,
@ -36,12 +38,14 @@ pub struct GPUAdapter {
impl GPUAdapter {
pub fn new_inherited(
channel: WebGPU,
name: DOMString,
extensions: Heap<*mut JSObject>,
adapter: WebGPUAdapter,
) -> GPUAdapter {
GPUAdapter {
reflector_: Reflector::new(),
channel,
name,
extensions,
adapter,
@ -50,12 +54,15 @@ impl GPUAdapter {
pub fn new(
global: &GlobalScope,
channel: WebGPU,
name: DOMString,
extensions: Heap<*mut JSObject>,
adapter: WebGPUAdapter,
) -> DomRoot<GPUAdapter> {
reflect_dom_object(
Box::new(GPUAdapter::new_inherited(name, extensions, adapter)),
Box::new(GPUAdapter::new_inherited(
channel, name, extensions, adapter,
)),
global,
GPUAdapterBinding::Wrap,
)
@ -89,12 +96,15 @@ impl GPUAdapterMethods for GPUAdapter {
let id = window
.Navigator()
.create_device_id(self.adapter.0.backend());
match window.webgpu_channel() {
Some(thread) => thread
.0
.send(WebGPURequest::RequestDevice(sender, self.adapter, desc, id))
.unwrap(),
None => promise.reject_error(Error::Type("No WebGPU thread...".to_owned())),
if self
.channel
.0
.send(WebGPURequest::RequestDevice(sender, self.adapter, desc, id))
.is_err()
{
promise.reject_error(Error::Type(
"Failed to send RequestDevice message...".to_owned(),
));
}
} else {
promise.reject_error(Error::Type("No WebGPU thread...".to_owned()))
@ -109,6 +119,7 @@ impl AsyncWGPUListener for GPUAdapter {
WebGPUResponse::RequestDevice(device_id, _descriptor) => {
let device = GPUDevice::new(
&self.global(),
self.channel.clone(),
&self,
Heap::default(),
Heap::default(),