Artefacts with canvas arc drawing
Reported by
jacobpar...@gmail.com,
Aug 11 2017
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Issue descriptionUserAgent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/603.3.8 (KHTML, like Gecko) Version/10.1.2 Safari/603.3.8 Steps to reproduce the problem: Ensure you have canvas hardware acceleration enabled. View http://jsfiddle.net/okhvbe8a/ and note white gradients. This is difficult to produce generically. Above is the canvas commands used in our real-world application. What is the expected behavior? Solid colours in arc segments What went wrong? White gradients (visible in screenshot) Did this work before? N/A Does this work in other browsers? Yes Chrome version: 60.0.3112.90 Channel: n/a OS Version: OS X 10.12.6 Flash Version:
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Aug 14 2017
jacobparker1992@ - Thanks for the issue.. Able to reproduce the issue on Windows 7, Ubuntu 14.04 and Mac 10.12.6 using chrome stable version #60.0.3112.90 and latest canary #62.0.3184.0. Bisect Information: ===================== Good build: 58.0.3006.0 Revision(448862) Bad Build : 58.0.3007.0 Revision(449173) Change Log URL: https://chromium.googlesource.com/chromium/src/+log/e14bcf85b26d7e95338f78ebc6ce72fedd5cb913..4fa27c5c19dadb9b737cb004c8ad176e8cb45422 From the above change log suspecting below change Review URL: https://codereview.chromium.org/2680003002 senorblanco@ Could you please check whether this issue is related with to your change, if not please help us in assigning it to the right owner. Thanks...!!
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Aug 14 2017
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Aug 18 2017
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Jan 2 2018
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/e4d6d0b50ec2e40aabe6a8c9928f512101771bb1 commit e4d6d0b50ec2e40aabe6a8c9928f512101771bb1 Author: Stephen White <senorblanco@chromium.org> Date: Tue Jan 02 17:16:48 2018 Enable new edge inversion handling in Skia. Remove the GR_TESSELLATOR_LEGACY_INVERSION_HANDLING #ifdef. This enables the partial straight skeleton (phase 2) in Skia. BUG= 756823 , 754612 , 754293 , 723980 , 728070 Change-Id: I70b4daef016dc950002cb0e98073bc90696b2ab9 Reviewed-on: https://chromium-review.googlesource.com/843082 Reviewed-by: Brian Salomon <bsalomon@chromium.org> Commit-Queue: Stephen White <senorblanco@chromium.org> Cr-Commit-Position: refs/heads/master@{#526496} [modify] https://crrev.com/e4d6d0b50ec2e40aabe6a8c9928f512101771bb1/skia/config/SkUserConfig.h [add] https://crrev.com/e4d6d0b50ec2e40aabe6a8c9928f512101771bb1/third_party/WebKit/LayoutTests/platform/mac/virtual/gpu/fast/canvas/canvas-arc-circumference-fill-expected.png [add] https://crrev.com/e4d6d0b50ec2e40aabe6a8c9928f512101771bb1/third_party/WebKit/LayoutTests/platform/mac/virtual/gpu/fast/canvas/canvas-ellipse-circumference-fill-expected.png [modify] https://crrev.com/e4d6d0b50ec2e40aabe6a8c9928f512101771bb1/third_party/WebKit/LayoutTests/platform/win/virtual/gpu/fast/canvas/canvas-arc-circumference-fill-expected.png [modify] https://crrev.com/e4d6d0b50ec2e40aabe6a8c9928f512101771bb1/third_party/WebKit/LayoutTests/platform/win/virtual/gpu/fast/canvas/canvas-ellipse-circumference-fill-expected.png [delete] https://crrev.com/5b2de20541d2b08bf64e81804b538eb4d03a4e21/third_party/WebKit/LayoutTests/virtual/gpu/fast/canvas/canvas-arc-circumference-fill-expected.png [delete] https://crrev.com/5b2de20541d2b08bf64e81804b538eb4d03a4e21/third_party/WebKit/LayoutTests/virtual/gpu/fast/canvas/canvas-ellipse-circumference-fill-expected.png
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Jan 6 2018
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Jan 30 2018
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Comment 1 by manoranj...@chromium.org
, Aug 11 2017Labels: Needs-Triage-M60 Needs-Bisect