/* 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, #[ignore_malloc_size_of = "mozjs"] extensions: Heap<*mut JSObject>, #[ignore_malloc_size_of = "mozjs"] limits: Heap<*mut JSObject>, label: DomRefCell>, 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 { 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 { DomRoot::from_ref(&self.adapter) } /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-extensions fn Extensions(&self, _cx: SafeJSContext) -> NonNull { NonNull::new(self.extensions.get()).unwrap() } /// https://gpuweb.github.io/gpuweb/#dom-gpudevice-limits fn Limits(&self, _cx: SafeJSContext) -> NonNull { NonNull::new(self.extensions.get()).unwrap() } /// https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label fn GetLabel(&self) -> Option { self.label.borrow().clone() } /// https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label fn SetLabel(&self, value: Option) { *self.label.borrow_mut() = value; } }