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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 webgpu::wgpu::{AdapterId, Backend, DeviceId, IdentityManager, SurfaceId};
#[derive(Debug)]
pub struct IdentityHub {
adapters: IdentityManager<AdapterId>,
devices: IdentityManager<DeviceId>,
}
impl IdentityHub {
fn new(backend: Backend) -> Self {
IdentityHub {
adapters: IdentityManager::new(backend),
devices: IdentityManager::new(backend),
}
}
}
#[derive(Debug)]
pub struct Identities {
surface: IdentityManager<SurfaceId>,
hub: IdentityHub,
}
impl Identities {
pub fn new() -> Self {
let hub = if cfg!(any(target_os = "linux", target_os = "windows")) {
IdentityHub::new(Backend::Vulkan)
} else if cfg!(any(target_os = "ios", target_os = "macos")) {
IdentityHub::new(Backend::Metal)
} else {
IdentityHub::new(Backend::Empty)
};
Identities {
surface: IdentityManager::new(Backend::Empty),
hub,
}
}
pub fn create_adapter_id(&mut self) -> AdapterId {
self.hub.adapters.alloc()
}
}
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