[Rev 01] RFR: 8217472: Add attenuation for PointLight

[Nir Lisker]

On Fri, 3 Jan 2020 09:21:32 GMT, Ambarish Rapte <arapte at openjdk.org> wrote:

>> The pull request has been updated with 1 additional commit.
> 
> modules/javafx.graphics/src/main/java/com/sun/javafx/sg/prism/NGPointLight.java line 64:
> 
>> 63: 
>> 64:     private double ca = DEFAULT_CA;
>> 65: 
> 
> The coefficients are not directly used in any arithmetic on java side. They are converted to `float` and passed to GL or D3D pipeline. Should these be `float `instead of `double` ?

I was wondering about it myself, but all the other values are `double`s that are cast to `float`s. Wouldn't it also be odd to have the API properties `DoubleProperty` and the peer to use `float`s? Isn't it just a matter of where the cast happens?

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