TPEGFX/2016-08-16

Weekly Report

ChihYi Leu

• bug 1287986 - Follow up bug 1284440 - RefTest cannot detect some graphics error.
  • WIP
• WebGL2 conformance test failure under Ubuntu in tryserver.
  • The platform in tryserver only supports OpenGL3.1, which is not sufficient to run WebGL2.
  • Tracing WebGL2 implementation under Chromium.

Daosheng Mu

• bug 1290333 - [WebGL2] Fix conformance test - drawingbuffer-static-canvas-test.html crash in Windows 8
  • Writing a test case
  • r?
• bug 1295061 - [WebGL2] Enable conformance tests for Windows 8
  • WIP
• Webrender 1.0
  • Present
• Investigating GPU driver version on try servers
  • From a release engineer: Any change in graphics driver to fix an issue may cause other problems in other test suites, either perma-failures that show up immediately, or intermittent ones that require deeper testing. They may also shift performance numbers (hopefully for the better)

Ethan Lin

• bug 1294771 - Investigate Intel blocklist versions
  • study
• bug 1293028 - Newer Intel graphics drivers blocked for webgl2, inaccurate version detection
  • land, uplift

Canvas

• bug 1293968 - Avoid calling EnsureTarget in CanvasRenderingContext2D::GetImageBuffer
  • land
• bug 1294607 - Remove redundant EnsureTarget in CanvasRenderingContext2D
  • r+
• bug 1293970 - Avoid canvas copy-on-write in CanvasRenderingContext2D::PutImageData and DrawWindow
  • r?
• bug 1290008 - Add dirty region for canvas to avoid copying whole surface
  • f-

WebRender

• Try to run webrender on windows, compile errors:

 expected struct 'euclid::Rect', found struct 'euclid::rect::TypedRect'
 expected struct 'euclid::Size2D', found struct 'euclid::size::TypedSize2D'

Jerry Shih

• bug 1292774 - update HandleError() for d3d error
  • r+

• OMTP
  • keep work for rebase, build break and assertion.

• bug 1294625 - Try to tick refresh driver during html parsing
  • wip

Kevin Chen

• bug 1290782 - SVG border-image without viewport size and viewBox is broken when changing the opacity.
  • r?
• bug 1264809 - SVG as border-image incorrectly stretches on the edges
  • r?
• bug 1284797 - Small SVG as border image incorrectly stretches
  • WIP
• Gecko inside
  • Present
• OMTP
  • Study

Morris Tseng

• bug 1286871 - -6.0% performance regression in Firefox Nightly in Unity3D Robot Lab and AngryBots on July 8th (in emunittests suite)
  • r?
• bug 1293845 - Fix in-tree webidl to be forward-compatible with eventual webgl2 webidl
  • review
• bug 1272878 - Autophone - Mochitest Skia failures
  • review
• Implement border-style:double in webrender2
  • land
  • https://github.com/servo/webrender/commit/76f20bc4208b5de36ade8c06de3782737c834a71

Peter Chang

• bug 831269 - Print Preview turns blank after toggling large image between Landscape & Portrait with E10S
  • debug
  • Check image decode timing
• bug 1293598 - clean up pointer after free in pixman_image_fini
  • r-
• gfx triage

Vincent Liu

• Issues on Fennec.
  • bug 1285531 - High number of jemalloc crashes in webgl
    • Establish test environment.
    • Find a way to reproduce it.
  • bug 1254443 - PROCESS-CRASH | dom/media/test/test_bug879717.html | application crashed [@ mozilla::layers::GLImage::GetAsSourceSurface]
• bug 1286458 - MOZ_CRASH "0 <= dot && dot <= 1.0f + (1.0f / (1 << 12))" in [@SkConic::BuildUnitArc]
  • Land
• bug 1283113 - SEGV around null [@nsLineLayout::ReflowFrame] because !DrawTargetCairo::IsValid() because canvas text measurement causes CAIRO_STATUS_INVALID_MATRIX state
  • Land

Team

• Quantum Rendering

Rule of Thumb

Status code: debug/wip/PTO/feedback/review/land/study