servo/components/script/dom/gpuadapter.rs
2019-11-21 08:30:26 +01:00

63 lines
1.8 KiB
Rust

/* 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 https://mozilla.org/MPL/2.0/. */
use crate::dom::bindings::codegen::Bindings::GPUAdapterBinding::{self, GPUAdapterMethods};
use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
use crate::dom::bindings::root::DomRoot;
use crate::dom::bindings::str::DOMString;
use crate::dom::globalscope::GlobalScope;
use crate::script_runtime::JSContext as SafeJSContext;
use dom_struct::dom_struct;
use js::jsapi::{Heap, JSObject};
use std::ptr::NonNull;
use webgpu::WebGPUAdapter;
#[dom_struct]
pub struct GPUAdapter {
reflector_: Reflector,
name: DOMString,
#[ignore_malloc_size_of = "mozjs"]
extensions: Heap<*mut JSObject>,
adapter: WebGPUAdapter,
}
impl GPUAdapter {
pub fn new_inherited(
name: DOMString,
extensions: Heap<*mut JSObject>,
adapter: WebGPUAdapter,
) -> GPUAdapter {
GPUAdapter {
reflector_: Reflector::new(),
name,
extensions,
adapter,
}
}
pub fn new(
global: &GlobalScope,
name: DOMString,
extensions: Heap<*mut JSObject>,
adapter: WebGPUAdapter,
) -> DomRoot<GPUAdapter> {
reflect_dom_object(
Box::new(GPUAdapter::new_inherited(name, extensions, adapter)),
global,
GPUAdapterBinding::Wrap,
)
}
}
impl GPUAdapterMethods for GPUAdapter {
// https://gpuweb.github.io/gpuweb/#dom-gpuadapter-name
fn Name(&self) -> DOMString {
self.name.clone()
}
// https://gpuweb.github.io/gpuweb/#dom-gpuadapter-extensions
fn Extensions(&self, _cx: SafeJSContext) -> NonNull<JSObject> {
NonNull::new(self.extensions.get()).unwrap()
}
}