[cairo] Any objections to dropping _cairo_atsui_font_old_show_glyphs?

Behdad Esfahbod behdad at behdad.org
Wed Mar 14 11:12:21 PDT 2007

On Wed, 2007-03-14 at 12:28 -0400, Baz wrote:
> Just looking for comment on this. _cairo_atsui_font_old_show_glyphs
> was used to display glyphs under the old quartz code, for all
> surfaces. More recently its become unnecessary for any surface and in
> fact only gets used in these (rare) circumstances:
> - atsui text is being rendered to a quartz surface
> - and we cannot render the text in cairo-quartz-surface (this happens
> because, eg we cannot convert a pattern to a CGShadingRef);
> - and we can extract a destination image surface from the quartz
> surface. The code looks like the original quartz surface could be
> used, but this is actually unreachable.
> - and we can create a CGBitmapContext matching the destination image
> surface. This should always succeed.
> If any of that fails it ends up using glyph surfaces, which should
> work anyway - they are used for all non-quartz surfaces.
> Does anyone see this code[1] getting used in the real world? It isn't
> being hit by any of the tests any more, but of course its still just
> as buggy as it was with the old quartz :). If no-one is actually using
> it, I think we'd be better off without.
> The cut would just be 150 lines or so. Some of this comes from
> inlining what little of of cairo-atsui's
> CGBitmapContextCreateWithCairoImageSurface is still required.
> Cheers,
> Baz

Go ahead from me!

Vlad, comments?


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 Temporary Safety, deserve neither Liberty nor Safety."
        -- Benjamin Franklin, 1759

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