Bug 131259 - Subpixel rendering: Slow paint path for inlines should snap to device pixels.
Summary: Subpixel rendering: Slow paint path for inlines should snap to device pixels.
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: Layout and Rendering (show other bugs)
Version: 528+ (Nightly build)
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: zalan
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2014-04-04 21:17 PDT by zalan
Modified: 2014-04-08 09:20 PDT (History)
7 users (show)

See Also:


Attachments
Patch (5.76 KB, patch)
2014-04-04 21:59 PDT, zalan
buildbot: commit-queue-
Details | Formatted Diff | Diff
Archive of layout-test-results from webkit-ews-09 for mac-mountainlion-wk2 (2.11 MB, application/zip)
2014-04-04 22:58 PDT, Build Bot
no flags Details
Archive of layout-test-results from webkit-ews-03 for mac-mountainlion (2.08 MB, application/zip)
2014-04-04 23:24 PDT, Build Bot
no flags Details
Archive of layout-test-results from webkit-ews-05 for mac-mountainlion (2.08 MB, application/zip)
2014-04-05 00:19 PDT, Build Bot
no flags Details
Patch (4.88 KB, patch)
2014-04-07 13:48 PDT, zalan
no flags Details | Formatted Diff | Diff
Patch (4.99 KB, patch)
2014-04-08 07:45 PDT, zalan
no flags Details | Formatted Diff | Diff

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Description zalan 2014-04-04 21:17:37 PDT
Similarly to simple line layout paint path. (off-by-one painting error happens when a property that pushes inlines to slow path gets added -text-shadow, transform etc)
Comment 1 zalan 2014-04-04 21:59:49 PDT
Created attachment 228655 [details]
Patch
Comment 2 Build Bot 2014-04-04 22:58:24 PDT
Comment on attachment 228655 [details]
Patch

Attachment 228655 [details] did not pass mac-wk2-ews (mac-wk2):
Output: http://webkit-queues.appspot.com/results/6509418980048896

New failing tests:
fast/multicol/newmulticol/columns-shorthand-parsing.html
platform/mac/fast/scrolling/scroll-iframe-latched-mainframe.html
fast/multicol/newmulticol/layers-in-multicol.html
fast/regions/selection/selecting-text-through-different-region-flows-2.html
platform/mac/fast/scrolling/scroll-select-latched-mainframe.html
fast/regions/floats-basic-in-variable-width-regions.html
fast/css/word-spacing-between-blocks.html
fast/forms/textAreaLineHeight-simple-lines.html
fast/regions/selection/selecting-text-through-different-region-flows.html
fast/css/word-spacing-between-inlines.html
fast/multicol/newmulticol/column-rules-fixed-height.html
platform/mac/fast/scrolling/scroll-div-latched-mainframe.html
Comment 3 Build Bot 2014-04-04 22:58:27 PDT
Created attachment 228657 [details]
Archive of layout-test-results from webkit-ews-09 for mac-mountainlion-wk2

The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews.
Bot: webkit-ews-09  Port: mac-mountainlion-wk2  Platform: Mac OS X 10.8.5
Comment 4 Build Bot 2014-04-04 23:24:48 PDT
Comment on attachment 228655 [details]
Patch

Attachment 228655 [details] did not pass mac-ews (mac):
Output: http://webkit-queues.appspot.com/results/5147332379148288

New failing tests:
fast/multicol/newmulticol/columns-shorthand-parsing.html
fast/multicol/newmulticol/layers-in-multicol.html
fast/regions/selection/selecting-text-through-different-region-flows-2.html
fast/css/word-spacing-between-inlines.html
fast/regions/floats-basic-in-variable-width-regions.html
fast/css/word-spacing-between-blocks.html
fast/forms/textAreaLineHeight-simple-lines.html
fast/regions/selection/selecting-text-through-different-region-flows.html
fast/multicol/newmulticol/column-rules-fixed-height.html
Comment 5 Build Bot 2014-04-04 23:24:51 PDT
Created attachment 228659 [details]
Archive of layout-test-results from webkit-ews-03 for mac-mountainlion

The attached test failures were seen while running run-webkit-tests on the mac-ews.
Bot: webkit-ews-03  Port: mac-mountainlion  Platform: Mac OS X 10.8.5
Comment 6 Build Bot 2014-04-05 00:19:40 PDT
Comment on attachment 228655 [details]
Patch

Attachment 228655 [details] did not pass mac-ews (mac):
Output: http://webkit-queues.appspot.com/results/6209688244846592

New failing tests:
fast/multicol/newmulticol/columns-shorthand-parsing.html
fast/multicol/newmulticol/layers-in-multicol.html
fast/regions/selection/selecting-text-through-different-region-flows-2.html
fast/css/word-spacing-between-inlines.html
fast/regions/floats-basic-in-variable-width-regions.html
fast/css/word-spacing-between-blocks.html
fast/forms/textAreaLineHeight-simple-lines.html
fast/regions/selection/selecting-text-through-different-region-flows.html
fast/multicol/newmulticol/column-rules-fixed-height.html
Comment 7 Build Bot 2014-04-05 00:19:44 PDT
Created attachment 228664 [details]
Archive of layout-test-results from webkit-ews-05 for mac-mountainlion

The attached test failures were seen while running run-webkit-tests on the mac-ews.
Bot: webkit-ews-05  Port: mac-mountainlion  Platform: Mac OS X 10.8.5
Comment 8 zalan 2014-04-07 13:48:17 PDT
Created attachment 228755 [details]
Patch
Comment 9 Simon Fraser (smfr) 2014-04-07 15:09:43 PDT
Comment on attachment 228755 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=228755&action=review

> Source/WebCore/rendering/TextPainter.h:84
> -    FloatRect& m_boxRect;
> -    FloatPoint& m_textOrigin;
> +    FloatRect m_boxRect;
> +    FloatPoint m_textOrigin;

Changelog didn't explain this.
Comment 10 zalan 2014-04-08 07:45:01 PDT
Created attachment 228835 [details]
Patch
Comment 11 zalan 2014-04-08 07:45:17 PDT
Comment on attachment 228835 [details]
Patch

EWS
Comment 12 WebKit Commit Bot 2014-04-08 09:20:23 PDT
Comment on attachment 228835 [details]
Patch

Clearing flags on attachment: 228835

Committed r166929: <http://trac.webkit.org/changeset/166929>
Comment 13 WebKit Commit Bot 2014-04-08 09:20:28 PDT
All reviewed patches have been landed.  Closing bug.