Integrated: 8238954: Improve performance of tiled snapshot rendering

Frederic Thevenet at
Wed Jul 1 18:53:30 UTC 2020

On Wed, 12 Feb 2020 13:21:03 GMT, Frederic Thevenet < at> wrote:

> Issue JDK-8088198, where an exception would be thrown when trying to capture a snapshot whose final dimensions would be
> larger than the running platform's maximum supported texture size, was addressed in openjfx14. The fix, based around
> the idea of capturing as many tiles of the maximum possible size and re-compositing the final snapshot out of these, is
> currently only attempted after the original, non-tiled, strategy has already failed. This was decided to avoid any risk
> of regressions, either in terms of performances and correctness, while still offering some relief to the original
> issue.  This follow-on issue aims to propose a fix to the original issue, that is able to correctly decide on the best
> snapshot strategy (tiled or not) to adopt before applying it and ensure best performances possible when tiling is
> necessary while still introducing no regressions compared to the original solution.

This pull request has now been integrated.

Changeset: 32584dba
Author:    Frederic Thevenet <thevenet.fred at>
Committer: Kevin Rushforth <kcr at>
Stats:     395 lines in 3 files changed: 64 ins; 313 del; 18 mod

8238954: Improve performance of tiled snapshot rendering

Reviewed-by: arapte, kcr



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