[Development] "font emojis", where are they processed?

[Tor Arne Vestbø]

> On 20 Feb 2019, at 00:22, Tor Arne Vestbø <tor.arne.vestbo at qt.io> wrote:
> 
> 
> 
>> On 19 Feb 2019, at 23:50, René J.V. Bertin <rjvbertin at gmail.com> wrote:
>> 
>> Hi,
>> 
>> I'm trying to understand why Qt4 applications on Mac do not correctly display "font emojis" while they do on Linux. Qt5 apps are fine so I should be able to satisfy my curiosity from the Qt5/Mac implementation of the relevant code.
>> 
>> Is there a specific place in the code where these glyphs get special treatment? I notice that the glyphs appear to be rendered in the "Apple Colour Emoji" font when using the CoreText fontengine; the FreeType engine shows little B&W outline drawings.
> 
> Grep qfontengine_coretext.mm for “ColorGlyphs”

The change: https://codereview.qt-project.org/#/c/47527/

Tor Arne