Re: Gradient Color Fonts, COLR v1 Contributions to FreeType

2020-08-04 Thread Werner LEMBERG
>> Alexei, this sounds interesting. Care to implement this, as an >> alternative interface? What Dominik has written fits quite well to >> the existing API, so I'm in favor to add his code. > > I am scared of ttgload.c, which constantly juggles transforming and > hinting. Are layers ever tran

Re: Gradient Color Fonts, COLR v1 Contributions to FreeType

2020-08-04 Thread Alexei Podtelezhnikov
> > I would much rather prefer that > > > > 1) FT_Load_Glyph sequentially loads and merges all contours from all > >layers into a single outline and uses FT_GlyphSlot->other to tag > >each contour with the layer information and the corresponding > >comprehensive (including gradient) col

Re: Gradient Color Fonts, COLR v1 Contributions to FreeType

2020-08-04 Thread Werner LEMBERG
>> I've made some progress with the COLR v1 extension implementation >> in FreeType and would be happy to hear initial feedback on the >> general approach and API style. Dominik, this is very nice code, thanks! > I would much rather prefer that > > 1) FT_Load_Glyph sequentially loads and merge

Re: Gradient Color Fonts, COLR v1 Contributions to FreeType

2020-07-28 Thread Alexei Podtelezhnikov
Hi Dominik and others On Fri, Jul 10, 2020 at 7:17 AM Dominik Röttsches wrote: > I've made some progress with the COLR v1 extension implementation in > FreeType and would be happy to hear initial feedback on the general > approach and API style. Let me repeat myself by saying that I am not parti

Re: Gradient Color Fonts, COLR v1 Contributions to FreeType

2020-07-10 Thread Dominik Röttsches
Hi Werner and others, I've made some progress with the COLR v1 extension implementation in FreeType and would be happy to hear initial feedback on the general approach and API style. I am not requesting a full review yet, but I would be very happy if you had some time to take an initial high-level

Re: Gradient Color Fonts, COLR v1 Contributions to FreeType

2020-06-30 Thread Dominik Röttsches
Hi Werner, thanks for the encouragement. On Tue, Jun 30, 2020 at 10:40 AM Werner LEMBERG wrote: > > In a team effort with Roderick Sheeter & Cosimo Lupo & Dave Crossland > > (Google Fonts) and myself (Blink/Chrome) > > ... and Behdad Esfahbod ... Yes! > Thanks. Are there fundamental differen

Re: Gradient Color Fonts, COLR v1 Contributions to FreeType

2020-06-30 Thread Werner LEMBERG
> In a team effort with Roderick Sheeter & Cosimo Lupo & Dave Crossland > (Google Fonts) and myself (Blink/Chrome) ... and Behdad Esfahbod ... > we have proposed and published an OpenType extension to the COLR > table to bring color gradients to color vector fonts. Thanks. Are there fundament