[Rev 03] RFR: 8217472: Add attenuation for PointLight

[Nir Lisker]

On Tue, 17 Mar 2020 02:50:28 GMT, Nir Lisker <nlisker at openjdk.org> wrote:

>> Updated test case: [attenTest2.zip](https://github.com/openjdk/jfx/files/4332937/attenTest2.zip)
>
> On Win 10 with an AMD RX 470 4GB I get the following:
> 
> Without the patch:
> 200 quads average 113 fps
> 5000 quads average 11.5 fps
> 
> With the patch:
> 200 quads average 106 fps fps
> 5000 quads average 8.5 fps
> 
> Will test on Ubuntu later.

On Ubuntu 18 with an AMD RX 470 4GB I get the following:

Without the patch:
200 quads average 107 fps
5000 quads average 11.5 fps

With the patch:
200 quads average 107 fps fps
5000 quads average 11 fps

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PR: https://git.openjdk.java.net/jfx/pull/43