[Webkit-unassigned] [Bug 185062] New: Text shaping in the simple path is flipped in the y direction

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=185062

            Bug ID: 185062
           Summary: Text shaping in the simple path is flipped in the y
                    direction
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Text
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mmaxfield at apple.com
                CC: mmaxfield at apple.com

Font::applyTransforms() operates in an increasing-Y-goes-up coordinate system. However, the result of this call is drawn into an increasing-Y-goes-down coordinate system. We need to perform fixup.

This was found from the fantastic TYPO Labs 2018 presentation from Ulrike Rausch of LiebeFonts at https://www.typotalks.com/videos/boon-and-bane-of-opentype-features/

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