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[ot-var] Use atomic int for cached-serial

This commit is contained in:
Behdad Esfahbod 2022-05-24 13:42:25 -06:00
parent 0919eaa6e8
commit 12fff976b6
1 changed files with 4 additions and 4 deletions
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8
src/hb-ot-font.cc
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@ -64,7 +64,7 @@ struct hb_ot_font_t
const hb_ot_face_t *ot_face;
/* h_advance caching */
mutable unsigned cached_coords_serial;
mutable hb_atomic_int_t cached_coords_serial;
mutable hb_atomic_ptr_t<hb_advance_cache_t> advance_cache;
};
@ -181,7 +181,7 @@ hb_ot_get_glyph_h_advances (hb_font_t* font, void* font_data,
hb_free (cache);
goto retry;
}
ot_font->cached_coords_serial = font->serial_coords;
ot_font->cached_coords_serial.set_relaxed (font->serial_coords);
}
}
out:
@ -197,10 +197,10 @@ hb_ot_get_glyph_h_advances (hb_font_t* font, void* font_data,
}
else
{ /* Use cache. */
if (ot_font->cached_coords_serial != font->serial_coords)
if (ot_font->cached_coords_serial.get_relaxed () != (int) font->serial_coords)
{
ot_font->advance_cache->init ();
ot_font->cached_coords_serial = font->serial_coords;
ot_font->cached_coords_serial.set_relaxed (font->serial_coords);
}
for (unsigned int i = 0; i < count; i++)