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[aat] Better handle deleted-glyphs

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1. Set their GDEF property. Probably irrelevant to morx shaping.
2. Add them to buffer contents, since that can trigger a state
machine start action too.
This commit is contained in:
Behdad Esfahbod 2025-04-01 03:25:41 -06:00
parent a1e587b75a
commit ca66c64655
1 changed files with 4 additions and 1 deletions
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5
src/hb-aat-layout-common.hh
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@ -194,7 +194,10 @@ struct hb_aat_apply_context_t :
HB_NODISCARD bool replace_glyph (hb_codepoint_t glyph)
{
if (glyph == DELETED_GLYPH)
return delete_glyph ();
{
buffer->scratch_flags |= HB_BUFFER_SCRATCH_FLAG_AAT_HAS_DELETED;
_hb_glyph_info_set_aat_deleted (&buffer->cur());
}
if (likely (using_buffer_glyph_set))
buffer_glyph_set->add (glyph);