[OpenJDK 2D-Dev] [jdk17] RFR: 8266079: Lanai: AlphaComposite shows differences on Metal compared to OpenGL

[Alexey Ushakov]

On Tue, 15 Jun 2021 16:57:00 GMT, Alexey Ushakov <avu at openjdk.org> wrote:

> Implemented blit via compute kernel

Just found the more simple solution to this problem: we can still use old blit code and keep MTLLayer opacity property in sync with contentView of the window (CWraper.setOpaque).

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PR: https://git.openjdk.java.net/jdk17/pull/62