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[aat] Remove morx deleted-glyphs before GPOS processing 

Fixes new Apple Color Emoji glyphs sequences rendering.

Fixes https://github.com/harfbuzz/harfbuzz/issues/3512
This commit is contained in:
Behdad Esfahbod 2022-03-28 11:25:44 -06:00
parent 0dcbdbde9c
commit 94f5c630fc
1 changed files with 8 additions and 2 deletions
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10
src/hb-ot-shape.cc
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@ -935,17 +935,23 @@ hb_ot_substitute_pre (const hb_ot_shape_context_t *c)
_hb_buffer_allocate_gsubgpos_vars (c->buffer);
hb_ot_substitute_complex (c);
#ifndef HB_NO_AAT_SHAPE
if (c->plan->apply_morx && c->plan->apply_gpos)
hb_aat_layout_remove_deleted_glyphs (c->buffer);
#endif
}
static inline void
hb_ot_substitute_post (const hb_ot_shape_context_t *c)
{
hb_ot_hide_default_ignorables (c->buffer, c->font);
#ifndef HB_NO_AAT_SHAPE
if (c->plan->apply_morx)
if (c->plan->apply_morx && !c->plan->apply_gpos)
hb_aat_layout_remove_deleted_glyphs (c->buffer);
#endif
hb_ot_hide_default_ignorables (c->buffer, c->font);
if (c->plan->shaper->postprocess_glyphs &&
c->buffer->message(c->font, "start postprocess-glyphs")) {
c->plan->shaper->postprocess_glyphs (c->plan, c->buffer, c->font);