[cairo] rounding glyph positions
matthias.clasen at gmail.com
Thu Aug 1 21:00:45 UTC 2019
I've stumbled over cairo_round_glyph_positions_t.
With subpixel positioning, it does not make a lot of sense to round glyph
extents to pixel boundaries. But cairo has a font option called
unfortunately gets hardcoded by the target surface with no api to override
Behdad and myself have been wondering why this is separate from
in the first place - as far as we can see, the two are more or less
synonymous. But one is
settable, and the other isn't :(
Thankfully, it may not matter much for pango, since we use harfbuzz for
But I'd still like to understand what the rationale is for a) this being
separate from hint metrics
and b) this not being settable.
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