[webkit-changes] [WebKit/WebKit] f8f6a0: [WebGPU] GPUCanvasContext does not respect Documen...

[mwyrzykowski]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: f8f6a06f6b9a583fdd82365d6a05b68e19b267aa
      https://github.com/WebKit/WebKit/commit/f8f6a06f6b9a583fdd82365d6a05b68e19b267aa
  Author: Mike Wyrzykowski <mwyrzykowski at apple.com>
  Date:   2022-12-20 (Tue, 20 Dec 2022)

  Changed paths:
    M Source/WebCore/html/canvas/GPUCanvasContext.cpp
    M Websites/webkit.org/demos/webgpu/scripts/instanced-textured-cube.js

  Log Message:
  -----------
  [WebGPU] GPUCanvasContext does not respect Document::deviceScaleFactor()
https://bugs.webkit.org/show_bug.cgi?id=249605
<radar://103528514>

Reviewed by Dean Jackson.

Scale surface width by the device scale factor.

* Source/WebCore/html/canvas/GPUCanvasContext.cpp:
(WebCore::getCanvasSizeAsIntSize):

* Websites/webkit.org/demos/webgpu/scripts/instanced-textured-cube.js:
(async helloCube.frameUpdate):
(async helloCube):
Add a test to ensure this functionality works, also add MSAA support
to this sample which removes all jaggies as the cubes are rotating.

Canonical link: https://commits.webkit.org/258153@main