Skip to content

Fix continuous-scroll decode starvation and duplicate long-strip work #107

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
zyk1172 merged 7 commits into from
Oct 1, 2026
Merged

Fix continuous-scroll decode starvation and duplicate long-strip work #107

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
7 commits
Select commit Hold shift + click to select a range
4c6e811
Tune continuous-scroll image preload delay
zyk1172 Oct 1, 2026
7748e77
Fix continuous-scroll decode cancellation and preloading
zyk1172 Oct 1, 2026
bc6dd26
Cover long-strip preload sizing and permit cancellation
zyk1172 Oct 1, 2026
ce7dc28
Harden foreground decode cancellation helper
zyk1172 Oct 1, 2026
7a6e7af
Fix async permit regression assertions
zyk1172 Oct 1, 2026
4d4bd00
Keep visible decode capacity ahead of cancelled stale work
zyk1172 Oct 1, 2026
adcf06f
Preserve shared decode cache when creator is cancelled
zyk1172 Oct 1, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 6 additions & 0 deletions mreader/ReaderPrefetchPolicy.swift
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,12 @@ nonisolated enum ReaderPrefetchPolicy {
static let cacheForwardCount = 4
static let cacheBackwardCount = 1

/// Continuous scrolling updates the visible page much more frequently than paged modes.
/// Keep a short leading-edge debounce so rapid page changes coalesce, but do not delay
/// neighbour decode long enough for the user to reach the next strip first.
static let continuousDecodedImagePreloadDelay: TimeInterval = 0.18
static let pagedDecodedImagePreloadDelay: TimeInterval = 0.15

static func pageIndices(
currentPageIndex: Int,
pageCount: Int,
Expand Down
Loading
Loading