RFR: 8185886: Improve scrolling performance of TableView and TreeTableView [v3]

[Jeanette Winzenburg]

On Tue, 1 Sep 2020 20:57:58 GMT, yosbits <github.com+7517141+yososs at openjdk.org> wrote:

> 
> 
> When the startup time is measured by eye, the impression changes depending on the individual difference.

my eye is a precision instrument :) Seriously, who would do such a thingy? Obviously, it must be measured, for zeroth
approximation doing so crudely by comparing currentMillis before/after showing is good enough to "see" the tendency.

> The effect of runLater affects your experience.

that's why you shouldn't do it when trying to gain insight into timing issues ;)

> 
> However, I succeeded in further improving performance by eliminating another bottleneck in TreeTableView. Of course, it
> also includes improvements in startup time.

cool :)

-------------

PR: https://git.openjdk.java.net/jfx/pull/125