Re: Delphi: Cairo hardware acceleration

Thank you all for the valuable hints and solution proposals! The main 
conclusion seems to be: cairo has no hardware acceleration under Windows 
at the moment.

Am 05.01.2015 um 22:51 schrieb Bill Spitzak:
>
>
> On 01/05/2015 12:15 PM, Stefan Salewski wrote:
>> On Sun, 2015-01-04 at 12:53 -0800, Bill Spitzak wrote:
>>> use shaders to draw antialiased
>>> lines
>>
>> Thanks -- great google search term!
>>
>> https://www.mapbox.com/blog/drawing-antialiased-lines/
>>
>> Indeed I plan to do some GL drawing when GTK3.16 brings us better GL
>> support for GTK.
>
> That one is pretty interesting in that he shows how to use vertex 
> shaders. I also found this one which has a (OS/X only unfortunately) 
> nice demo program:
>
> http://arek.bdmonkeys.net/bugs/invariance/TexAA.html
>
> I think he is mistaken about using this for triangles, but the ability 
> to do round line caps and joins looks clever, and the use of a mipmap 
> texture rather than a shader too.

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