RFR: 8291266: RenderPerfTest: missing content while rendering some primitives [v2]

[Alexey Ushakov]

On Fri, 5 Aug 2022 18:01:26 GMT, Alexey Ushakov <avu at openjdk.org> wrote:

>> Do not cause redundant endEncoder calls with batch processing of drawing primitives
>
> Alexey Ushakov has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8291266: RenderPerfTest: missing content while rendering some primitives
>   
>   Added regression test

The problem is only reproducible on M1 hardware (I've just double-checked that it's not reproducible on x64). The idea of the test is to trigger batch rendering introduced in [JDK-8288948](https://bugs.openjdk.org/browse/JDK-8288948)

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PR: https://git.openjdk.org/jdk/pull/9756