LGTM not as API owner, but as member of Khronos' WebGL working group (and also the chair).
-Ken On Tue, May 17, 2022 at 3:40 PM 'Christopher Cameron' via blink-dev < blink-dev@chromium.org> wrote: > Contact emailsccame...@chromium.org > > Specification > This is part of the WebGL specification. In particular: > > - 5.14.1 context attributes > <https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.1> discusses > drawingBufferColorSpace and unpackColorSpace > - 5.14.8 texture objects > <https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.8> discusses > unpackColorSpace > > This spec was originally developed in the W3C's ColorWeb community group > <https://www.w3.org/community/colorweb/> along with the 2D canvas color > management proposal at > > > https://github.com/WICG/canvas-color-space/blob/main/CanvasColorSpaceProposal.md > It was broken out and iterated upon separately in Khronos (in particular > by Mozilla and Chrome representatives). The final changes to the Khronos > WebGL spec are in > https://github.com/KhronosGroup/WebGL/pull/3292 > > *Summary* > > Implementation of WebGL color management API WebGL allows specification of > - the color space that its drawing buffer is - the color space that content > should be converted to when importing as a texture This feature is to > update our implementation to include this functionality. Prior to this > feature, both of these defaulted to sRGB. Now they can also use > "display-p3". > > Blink componentBlink>WebGL > <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3EWebGL> > > Search tagscanvas <https://chromestatus.com/features#tags:canvas>, webgl > <https://chromestatus.com/features#tags:webgl>, display-p3 > <https://chromestatus.com/features#tags:display-p3>, color space > <https://chromestatus.com/features#tags:color%20space> > > TAG review status > N/A. Canvas 2D color managment API already TAG reviewed at > https://github.com/w3ctag/design-reviews/issues/646 > This specification change was developed in Khronos and followed the > processes there. > > Risks > > > Interoperability and Compatibility > > > > Gecko: Positive Developed in close collaboration with Mozilla, spec > changes reviewed by Mozilla. > > WebKit: Positive Discussed in ColorWeb CG with WebKit representatives > > Web developers: Strongly positive > > Other signals: > > Privacy: N/A > This exposes no information about the user's system to the web. This API > can be used on systems that do not support wide color gamut (the > out-of-gamut colors are clipped, as they are for 2D canvas, images, and > video). > > Security: N/A > > This allows a WebGL canvas to specify its color space. This functionality > is already present for 2D canvas, images, and video content. > > > > Debuggability > > Debugging is currently limited to sRGB colors. This limits visibility into > wide color gamut image, video, and 2D canvas. This limitation is being > looked at in the context of adding CSS color level 4 support. > > > Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> > ?No, this is tested instead by WebGL conformance tests. > > Flag nameWebGLColorManagement > > Requires code in //chrome?No > > Tracking bughttps://crbug.com/1208480 > > Sample linkshttps://ccameron-chromium.github.io/webgl-examples/p3.html > > Estimated milestones > > No milestones specified > > Link to entry on the Chrome Platform Status > https://chromestatus.com/feature/4814886323355648 > > -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to blink-dev+unsubscr...@chromium.org. > To view this discussion on the web visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGnfxj_6radHqyNz4Sxa3SxZET-93xJCdMdZe6WptHxOLyhC3A%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGnfxj_6radHqyNz4Sxa3SxZET-93xJCdMdZe6WptHxOLyhC3A%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to blink-dev+unsubscr...@chromium.org. To view this discussion on the web visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAMYvS2ekSB4fFQ0-NHHs2ESFPu5jHauTEZWiURVGSWcbDcF0VQ%40mail.gmail.com.