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Issue 810352 link

Starred by 3 users

Issue metadata

Status: Duplicate
Merged: issue 693412
Owner:
Closed: Feb 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Windows , Mac
Pri: 2
Type: Bug



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position sticky have 1px gap from navigation bar

Reported by wanzh...@gmail.com, Feb 8 2018

Issue description

UserAgent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36

Example URL:
https://codepen.io/geddski/pen/apVWRJ

Steps to reproduce the problem:
1. visit  https://codepen.io/geddski/pen/apVWRJ
2. scroll down ,you will see 1px gap between sticky element and navigation bar

What is the expected behavior?
no space between sticky element and navigation bar

What went wrong?
there 1px  space between sticky element and navigation bar

Does it occur on multiple sites: Yes

Is it a problem with a plugin? No 

Did this work before? N/A 

Does this work in other browsers? No
 Version 65.0.3324.0 (Official Build) canary (64-bit)

Chrome version: 63.0.3239.132  Channel: stable
OS Version: OS X 10.13.2
Flash Version:
 
space bug.png
54.2 KB View Download

Comment 1 by e...@chromium.org, Feb 8 2018

Components: -Blink Blink>Scroll

Comment 2 by pujia...@gmail.com, Feb 9 2018

It performs perfectly on Safari on iOS/macOS, AND perfectly on iOS webview... 

Comment 3 by ajha@chromium.org, Feb 9 2018

Labels: Needs-Milestone Needs-Bisect
Cc: vamshi.k...@techmahindra.com
Labels: -Needs-Bisect Triaged-ET M-66 FoundIn-66 Target-66 OS-Linux OS-Windows
Status: Untriaged (was: Unconfirmed)
Able to reproduce the issue on reported chrome version 63.0.3239.132 and on the latest canary 66.0.3343.0 using Mac 10.13.1, Ubuntu 14.04 and Windows 10.
Note: Issue is not significant on Ubuntu 14.04 with version 64.0.3282.140.
As the issue is seen from M60(60.0.3072.0) considering it as Non-Regression and Marking it as Untriaged.
Attaching the screenshot from M60 for reference.

Thanks!
810352.png
474 KB View Download
Components: -Blink>Scroll Internals>Compositing>Scroll

Comment 6 by yigu@chromium.org, Feb 12 2018

Mergedinto: 693412
Owner: yigu@chromium.org
Status: Duplicate (was: Untriaged)
Thanks for reporting the bug. It's a sub-pixel/hi-dpi problem that we are aware of. Currently it can only be reproducible on hi-dpi devices (e.g. w/ retina display).

Comment 7 by wanzh...@gmail.com, Feb 17 2018

thanks @yigu. Do you have plan to repair this?

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