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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 dom_struct::dom_struct;
use webgpu::{WebGPU, WebGPUBindGroup, WebGPUDevice, WebGPURequest};
use crate::dom::bindings::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::WebGPUBinding::GPUBindGroupMethods;
use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::str::USVString;
use crate::dom::globalscope::GlobalScope;
use crate::dom::gpubindgrouplayout::GPUBindGroupLayout;
#[dom_struct]
pub struct GPUBindGroup {
reflector_: Reflector,
#[ignore_malloc_size_of = "channels are hard"]
#[no_trace]
channel: WebGPU,
label: DomRefCell<USVString>,
#[no_trace]
bind_group: WebGPUBindGroup,
#[no_trace]
device: WebGPUDevice,
layout: Dom<GPUBindGroupLayout>,
}
impl GPUBindGroup {
fn new_inherited(
channel: WebGPU,
bind_group: WebGPUBindGroup,
device: WebGPUDevice,
layout: &GPUBindGroupLayout,
label: USVString,
) -> Self {
Self {
reflector_: Reflector::new(),
channel,
label: DomRefCell::new(label),
bind_group,
device,
layout: Dom::from_ref(layout),
}
}
pub fn new(
global: &GlobalScope,
channel: WebGPU,
bind_group: WebGPUBindGroup,
device: WebGPUDevice,
layout: &GPUBindGroupLayout,
label: USVString,
) -> DomRoot<Self> {
reflect_dom_object(
Box::new(GPUBindGroup::new_inherited(
channel, bind_group, device, layout, label,
)),
global,
)
}
}
impl GPUBindGroup {
pub fn id(&self) -> &WebGPUBindGroup {
&self.bind_group
}
}
impl Drop for GPUBindGroup {
fn drop(&mut self) {
if let Err(e) = self
.channel
.0
.send((None, WebGPURequest::DropBindGroup(self.bind_group.0)))
{
warn!(
"Failed to send WebGPURequest::DropBindGroup({:?}) ({})",
self.bind_group.0, e
);
};
}
}
impl GPUBindGroupMethods for GPUBindGroup {
/// <https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label>
fn Label(&self) -> USVString {
self.label.borrow().clone()
}
/// <https://gpuweb.github.io/gpuweb/#dom-gpuobjectbase-label>
fn SetLabel(&self, value: USVString) {
*self.label.borrow_mut() = value;
}
}
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