diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-ot-post-table.hh')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-ot-post-table.hh | 31 |
1 files changed, 23 insertions, 8 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-post-table.hh b/src/3rdparty/harfbuzz-ng/src/hb-ot-post-table.hh index 042fa611ad..4191879037 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-ot-post-table.hh +++ b/src/3rdparty/harfbuzz-ng/src/hb-ot-post-table.hh @@ -96,8 +96,7 @@ struct post bool subset (hb_subset_context_t *c) const { TRACE_SUBSET (this); - post *post_prime = c->serializer->start_embed<post> (); - if (unlikely (!post_prime)) return_trace (false); + auto *post_prime = c->serializer->start_embed<post> (); bool glyph_names = c->plan->flags & HB_SUBSET_FLAGS_GLYPH_NAMES; if (!serialize (c->serializer, glyph_names)) @@ -114,16 +113,19 @@ struct post } #endif - if (c->plan->user_axes_location.has (HB_TAG ('s','l','n','t')) && - !c->plan->pinned_at_default) + Triple *axis_range; + if (c->plan->user_axes_location.has (HB_TAG ('s','l','n','t'), &axis_range)) { - float italic_angle = c->plan->user_axes_location.get (HB_TAG ('s','l','n','t')); - italic_angle = hb_max (-90.f, hb_min (italic_angle, 90.f)); - post_prime->italicAngle.set_float (italic_angle); + float italic_angle = hb_max (-90.0, hb_min (axis_range->middle, 90.0)); + if (post_prime->italicAngle.to_float () != italic_angle) + post_prime->italicAngle.set_float (italic_angle); } if (glyph_names && version.major == 2) + { + hb_barrier (); return_trace (v2X.subset (c)); + } return_trace (true); } @@ -139,6 +141,7 @@ struct post version = table->version.to_int (); if (version != 0x00020000) return; + hb_barrier (); const postV2Tail &v2 = table->v2X; @@ -218,10 +221,16 @@ struct post unsigned int get_glyph_count () const { if (version == 0x00010000) + { + hb_barrier (); return format1_names_length; + } if (version == 0x00020000) + { + hb_barrier (); return glyphNameIndex->len; + } return 0; } @@ -246,13 +255,18 @@ struct post { if (version == 0x00010000) { + hb_barrier (); if (glyph >= format1_names_length) return hb_bytes_t (); return format1_names (glyph); } - if (version != 0x00020000 || glyph >= glyphNameIndex->len) + if (version != 0x00020000) + return hb_bytes_t (); + hb_barrier (); + + if (glyph >= glyphNameIndex->len) return hb_bytes_t (); unsigned int index = glyphNameIndex->arrayZ[glyph]; @@ -285,6 +299,7 @@ struct post { TRACE_SANITIZE (this); return_trace (c->check_struct (this) && + hb_barrier () && (version.to_int () == 0x00010000 || (version.to_int () == 0x00020000 && v2X.sanitize (c)) || version.to_int () == 0x00030000)); |