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/* 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::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::GPUDeviceBinding::{self, GPUDeviceMethods};
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::str::DOMString;
use crate::dom::eventtarget::EventTarget;
use crate::dom::globalscope::GlobalScope;
use crate::dom::gpuadapter::GPUAdapter;
use crate::script_runtime::JSContext as SafeJSContext;
use dom_struct::dom_struct;
use js::jsapi::{Heap, JSObject};
use std::ptr::NonNull;
use webgpu::WebGPUDevice;
#[dom_struct]
pub struct GPUDevice {
eventtarget: EventTarget,
adapter: Dom<GPUAdapter>,
#[ignore_malloc_size_of = "mozjs"]
extensions: Heap<*mut JSObject>,
#[ignore_malloc_size_of = "mozjs"]
limits: Heap<*mut JSObject>,
label: DomRefCell<Option<DOMString>>,
device: WebGPUDevice,
}
impl GPUDevice {
fn new_inherited(
adapter: &GPUAdapter,
extensions: Heap<*mut JSObject>,
limits: Heap<*mut JSObject>,
device: WebGPUDevice,
) -> GPUDevice {
Self {
eventtarget: EventTarget::new_inherited(),
adapter: Dom::from_ref(adapter),
extensions,
limits,
label: DomRefCell::new(None),
device,
}
}
#[allow(unsafe_code)]
pub fn new(
global: &GlobalScope,
adapter: &GPUAdapter,
extensions: Heap<*mut JSObject>,
limits: Heap<*mut JSObject>,
device: WebGPUDevice,
) -> DomRoot<GPUDevice> {
reflect_dom_object(
Box::new(GPUDevice::new_inherited(
adapter, extensions, limits, device,
)),
global,
GPUDeviceBinding::Wrap,
)
}
}
impl GPUDeviceMethods for GPUDevice {
/// https://gpuweb.github.io/gpuweb/#dom-gpudevice-adapter
fn Adapter(&self) -> DomRoot<GPUAdapter> {
DomRoot::from_ref(&self.adapter)
}
/// https://gpuweb.github.io/gpuweb/#dom-gpudevice-extensions
fn Extensions(&self, _cx: SafeJSContext) -> NonNull<JSObject> {
NonNull::new(self.extensions.get()).unwrap()
}
/// https://gpuweb.github.io/gpuweb/#dom-gpudevice-limits
fn Limits(&self, _cx: SafeJSContext) -> NonNull<JSObject> {
NonNull::new(self.extensions.get()).unwrap()
}
/// https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label
fn GetLabel(&self) -> Option<DOMString> {
self.label.borrow().clone()
}
/// https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label
fn SetLabel(&self, value: Option<DOMString>) {
*self.label.borrow_mut() = value;
}
}
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