[OpenJDK 2D-Dev] <AWT Dev> Project Lana EA build now available at https://jdk.java.net/lanai/ - feedback requested.

[Alexey Ushakov]

Hi Laurent,

> Does metal support correct color blending ? 
> I mean not the basic srgb mixing but gamma corrected at least.


No, metal does not support it out of the box but I think it should not be  a problem to implement the conversion in shaders or computational kernels.

> FYI I am implementing a new experimental color blender in pure java for the future Marlin renderer to achieve higher quality like gimp 2.10, skia (firefox, android) does...

I think that GPU accelerated proper blending would be a great feature in Lanai.

Best Regards,
Alexey

> On 15 May 2020, at 11:28, Laurent Bourgès <bourges.laurent at gmail.com> wrote:
> 
> Congratulations !
> 
> I suppose it was an intense task.
> 
> Does metal support correct color blending ? 
> I mean not the basic srgb mixing but gamma corrected at least.
> 
> FYI I am implementing a new experimental color blender in pure java for the future Marlin renderer to achieve higher quality like gimp 2.10, skia (firefox, android) does...
> 
> Cheers,
> Laurent
> 
> Le ven. 15 mai 2020 à 00:20, Philip Race <philip.race at oracle.com <mailto:philip.race at oracle.com>> a écrit :
> The first EA build of Project Lanai is available at 
> https://jdk.java.net/lanai/ <https://jdk.java.net/lanai/>
> 
> This is a new Java2D graphics pipeline for macOS.
> 
> It can run the usual client demos, such as SwingSet2 and J2Ddemo,
> and even a large app like an IDE, although not without glitches.
> The EA download page has a link to the list of known, open bugs you can 
> consult.
> 
> It is a first EA build and there is plenty of work still to be done
> and we have doubtless not tested every situation nor do we have
> every piece of mac hardware out there, so there will be unreported 
> issues too.
> 
> Please try it, and provide feedback to the lanai-dev at openjdk.java.net <mailto:lanai-dev at openjdk.java.net> 
> mailing list.
> 
> Make sure you specify -Dsun.java2d.metal=true  !!
> 
> -phil.
> 
> 
> 
> 
> 

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