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[core] Correct docs for LifetimeTracker and its mapped field.

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Jim Blandy 2024-07-14 13:03:36 -07:00 committed by Teodor Tanasoaia
parent 12e07eb1bf
commit 05c0656fa4
1 changed files with 4 additions and 5 deletions
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9
wgpu-core/src/device/life.rs
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@ -95,15 +95,14 @@ pub enum WaitIdleError {
/// submission index.
///
/// 3) `handle_mapping` drains `self.ready_to_map` and actually maps the
/// buffers, collecting a list of notification closures to call. But any
/// buffers that were dropped by the user get moved to
/// `self.free_resources`.
/// buffers, collecting a list of notification closures to call.
///
/// Only calling `Global::buffer_map_async` clones a new `Arc` for the
/// buffer. This new `Arc` is only dropped by `handle_mapping`.
pub(crate) struct LifetimeTracker<A: HalApi> {
/// Resources that the user has requested be mapped, but which are used by
/// queue submissions still in flight.
/// Buffers for which a call to [`Buffer::map_async`] has succeeded, but
/// which haven't been examined by `triage_mapped` yet to decide when they
/// can be mapped.
mapped: Vec<Arc<Buffer<A>>>,
/// Resources used by queue submissions still in flight. One entry per