TPEGFX/2017-Q3

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GFX Topics(from high to low priority)

  • gfx Stability
  • Quantum Rendering(FF57 Aurora on 8/7)
  • Canvas 2D perf(google sheet/streaming)
  • DisplayList(layout related work)
  • Paint correctness(buglist)
  • Any layout works, ex: perf/CSS properties

Goal

Bruce Sun

  • Study
    • Device reset flow (Q4 device reset testing plan)
  • gfx stability
    • fix crash from crashStat
  • Device reset
    • topics from backlog

ChihYi Leu

  • (done) bug 1347866 - Update ANGLE to 2950
    • land
  • WebGL Stability
    • Investigate ANGLE crash described in bug 1354997
      • UPDATE: It is an ANGLE bug, we reported it to Google and they have fixed it, but cherry-picking the fix will result in various conformance fails. Now we are investigating this issue and considering updating ANGLE to 3118.
    • (done) bug 1298285 - Intermittent dom/canvas/test/webgl-conf/generated/test_conformance__context__context-release-upon-reload.html | getError expected: NO_ERROR. Was CONTEXT_LOST_WEBGL : Should be no errors
      • An OOM failure only happens in win32 non-e10s mode, will be disabled in the future.
  • WebGL perf
  • WebVR testing (Blocked by WebVR development)
    • bug 1229479 - [webvr] Implement Mochitests for WebVR
      • bug 1306505 - [webvr] Implement mochitest: VRDisplay.exitPresent must only be allowed by content that started VR Presentation
        • land
      • bug 1311802 - [webvr] Implement Mochitest: onvrdisplaydeactivate should only trigger for content that is presenting
        • land
  • WebVR Controller
    • (done) bug 1358064 -Refactor fire event functions in GamepadManager
      • land
  • TODO
    • (done) update bugzilla more frequently
    • gfx triage for WebGL(stability or regression)

Daosheng Mu

  • WebVR
    • VR controller
      • bug 1349895 - Support HTC Vive trackers (done)
      • bug 1336002 - [webvr] Support HTC Vive button touched in the Gamepad API (done)
      • bug 1354737 - Add assertion for checking TrackedDeviceClass_GenericTracker at OpenVR HandleInput()
      • bug 1336003 - [webvr] Support Oculus Touch button touched in the Gamepad API (done)
      • bug 1356452 - For Vive controllers the hand attribute is not always available (done)
      • bug 1353523 - Adjust threshold for Gamepad button `pressed` state and introduce pref to handle slightly sticky controller buttons (done)
      • bug 1355648 - Add hasOrientation, hasPosition to the Gamepad extension for tracked controllers (done)
      • bug 1356460 - Vive trigger touched flag is not set back to false (done)
    • Stability
      • bug 1306493 - [webvr] Implement Mochitest: Multiple calls to VRDisplay.GetFrameData must return the same values within a frame (done)
      • bug 1351547 - WebVR: crash [@mozilla::WebGLContext::StartVRPresentation()] (done)
      • bug 1358885 - Crash in mozilla::gfx::PVRManager::Transition (done)
      • bug 1321275 - [webvr] Crash in mozalloc_abort | NS_DebugBreak | mozilla::ipc::LogicError | mozilla::gfx::PVRLayer::Transition (done)
      • bug 1356421 - OpenVR controllers enumeration is not reliable (done)
      • bug 1358725 - Release OpenVR controller axis should return zero (done)
      • bug 1359670 - Notify GamepadManager when controllers are removed in VRPuppet manager (done)
      • bug 1362284 - Assign the background thread before flushing pending events at GamepadEventChannelParent (done)
      • bug 1358395 - Permaorange in dom/tests/mochitest/general/test_interfaces.html and test_interfaces_secureContext.html on Windows for every VR property when Gecko 55 merges to beta on 2017-06-12 (done)
      • bug 1366941 - Crash in VRLayerChild::SubmitFrame when the textureClient size is the same with CanvasClient (done)
      • bug 1323088 - Firefox Nightly 53.0a1 (2016-12-11) crashes in [@ @0x0 | mozilla::gfx::VRControllerManagerOpenVR ... ] & [@ @0x0 | mozilla::gfx::VRManager ... ]
      • bug 1371228 - VRLayerParent should be destroyed when SteamVR runtime is terminated (done)
      • bug 1364856 - When VRLayerChild receives __delete__, stop sending IPC messages (done)
    • Reftest
      • bug 1343730 - [webvr] VRDisplayPuppet submitFrame support (done)
      • bug 1229478 - [webvr] Implement Reftests for WebVR (done)
      • bug 1229481 - [webvr] Implement Reftest support for WebVR functionality (done)
      • bug 1358010 - Permaorange assertion failure and crash in test_vrDisplay_getFrameData.html when Gecko 55 merges to beta on 2017-06-12 (done)
      • bug 1323328 - [webvr] Implement Cross-Browser compatible tool for emulating VR hardware (done)
      • bug 1368990 - Implement WebVR reftest for verifying onVRPresentChange (done)
  • WebGL perf
    • https://public.etherpad-mozilla.org/p/webgl-perf (2)
    • Profiling
    • Stability
      • bug 1349102 - WebGL crash: [@mozilla::gl::GLContext::AfterGLCall] (done)
      • bug 1355726 - Talos test for WebGL video texture upload (done)
      • bug 1349055 - WebGL: crash [@mozilla::WebGLContext::AssertCachedGlobalState] (done)
      • bug 1358053 - Assertion failure: surface->IsDataSourceSurface() (The snapshot SourceSurface from WebGL rendering contest is not DataSourceSurface.), at ImageBitmap.cpp:885 (done)
      • bug 1349067 - WebGL crash: [mozilla::gl::GLScreenBuffer::GetReadFB] (done)
      • bug 1355362 - Add a crashtest for the negative stencil clear value (done)
      • bug 1368284 - webgl loop using less than only iterates a couple times, period (done)
  • TODO
    • Investigate bug 1207170 - webgl perf (done)
    • Taipei developer conference - WebVR
    • Mentor support

Ethan Lin

  • Layers-Free
    • Add Basic Infrastructure
    • Support mask function
    • Support filter function
    • Support fallback path
    • Add invalidation mechanism for fallback
    • Investigate failures on try server
    • Investigate performance issues
      • SVG
      • Scrolling
    • Prepare and mentor topics for newcomers
    • Debug tool
      • Have a better to way to debug layers-free display problems
  • Turn on advanced background image by default

Jerry Shih

  • Quantum dom labeling
    • Manage the dom labeling working status with Kevin and Vincent.
  • Quantum flow related bug
    • Check the device reset checking status on content
    • Check the device reset checking status on compositor side.
    • Catch up the problem of PCompositorBridge::Msg_WillClose(bug 1334655) and cooperate with David.
  • Webrender Stability
    • Check for the various format and streaming video with WR.
  • Check the performance of WR image passing.
    • Profile the flow for video playback with WR.
    • Use WR YCbCr image function in gecko. Currently, gecko use libyuv to convert the YCbCr data to RGB DataSoruceSourface. We could just use shader to do to color conversion.
  • TODO (mid of Jan review first two itmes)
    • breackdown every item into one small bug(less than one month)
    • mentor topics
    • Team influence

Kevin Chen

  • gfx Stability
    • Monitor bugs
    • Windows API study
  • DOM-Labeling
  • gfx triage practice
  • Houdini Painting API
  • Campus presentation
    • 2/22 @ TsingHua University.
  • TODO
    • breackdown every item into one small bug(between two week or less than one month)
    • frequently bugzilla updates

Morris Tseng

  • Display item conversion
    • Table conversion
      • bug 929484 - Make HTML table frames (including row/cell/etc. frames) create their own display list items
        • Fix display item collision problem.
        • Add some test works.
      • bug 1344082 - Add webrender support for TableBCBorder
    • Turn on background color by default
      • bug 1358055 - Enable 'layers.advanced.background-color' by default
      • Add fuzzy-if (should be done by Ethan)
      • Some pixel snapping issues.
      • Some problem with scrolling.
    • Turn on bullet by default
      • Add some fuzzy-if for sub-pixel text.
      • Use blob image for path type.
    • Turn on canvas background color by default
      • Most problem would be same as background color.
    • Turn on basic border by default.
      • Not very clear now. But we'll turn on basic border first.
  • QR performance profiling
    • Profile wiki page

Peter Chang

  • OMTA
    • Works in compositor side
      • [Done]Add sampleanimation(bug 1345017) ~ two weeks
      • [Done]enable WebRender OMTA by default(bug 1358437)
    • Support OMTA testing flow
      • move OMTA testing methods into share sub-protocol(bug 1316906)

Vincent Liu

  • gfx Stability
    • bug 1350330 - [Done]Crash in mozalloc_abort | NS_DebugBreak | mozilla::ipc::LogicError | mozilla::layers::PLayerTransactionChild::SendReleaseCompositable
    • bug 1357307 - [Working]startup crash in gfxPrefs::CMSMode() with session manager installed
    • Many bugs triage.
  • GetDeviceRemoved study
  • gfx labeling
    • bug 1333962 - [Triage]Label the vsync runnable
    • bug 1343475 - [Done]Label runnables for platform-independent widget
    • bug 1350677 - [Done]Label nsExiprationTracker subclass gfxFontCache
  • TODO (senior engs)
    • breakdown every item into one small bug(less than one month)
    • mentor topics
    • Team influence
    • Solid gfx triage/crash improvement plan
      • Triage flow
      • Hold a triage meeting to go through triage.(Optional)

open qusetion

  • TODO (senior engs)
    • breackdown every item into one small bug(less than one month)
    • mentor topics
    • Team influence
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