Jonah Williams 970ea4c511 [Impeller] drawVertices uber shader. (flutter/engine#52315) ...

In order to land https://github.com/flutter/engine/pull/52303 , we need to finally fix the advanced blend draw vertices combo. Right now a ColorFilter is used for advanced blends which doesn't work if there are overlapping vertices.

See also: https://github.com/flutter/flutter/issues/145707

The issue was fixed for drawVertices/drawAtlas pipeline blends using the porterduff shader. This extends this to advanced blends, but since drawVertices/atlas with an advanced blend is uncommon and  because we don't 15 new shader variants, just add one special uber shader.

Part of https://github.com/flutter/flutter/issues/131345

2024-04-23 18:20:54 +00:00

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src/flutter

[Impeller] drawVertices uber shader. (flutter/engine#52315)

2024-04-23 18:20:54 +00:00