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author | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io> | 2023-10-31 08:33:08 +0100 |
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committer | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io> | 2023-11-01 15:00:13 +0100 |
commit | 38ce08aa8e98035ad7414130d82458ab8b228514 (patch) | |
tree | 2c7d325c407cd672b8cd7abffd4c5ed890113380 /src/3rdparty/harfbuzz-ng/src/hb-ot-var-hvar-table.hh | |
parent | a20d9a570006ca1287d544785f4f1a21a7be18c1 (diff) |
Update Harfbuzz to version 8.2.2
Pick-to: 5.15 6.2 6.5 6.6
Task-number: QTBUG-118615
Change-Id: Ifdf6023781c7202bc07f7cfb821c8cfefd2720a8
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-ot-var-hvar-table.hh')
-rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-ot-var-hvar-table.hh | 77 |
1 files changed, 73 insertions, 4 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-var-hvar-table.hh b/src/3rdparty/harfbuzz-ng/src/hb-ot-var-hvar-table.hh index 490f883fcc..ca1ea1ca8c 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-ot-var-hvar-table.hh +++ b/src/3rdparty/harfbuzz-ng/src/hb-ot-var-hvar-table.hh @@ -134,6 +134,36 @@ struct index_map_subset_plan_t } } + bool remap_after_instantiation (const hb_subset_plan_t *plan, + const hb_map_t& varidx_map) + { + /* recalculate bit_count after remapping */ + outer_bit_count = 1; + inner_bit_count = 1; + + for (const auto &_ : plan->new_to_old_gid_list) + { + hb_codepoint_t new_gid = _.first; + if (unlikely (new_gid >= map_count)) break; + + uint32_t v = output_map.arrayZ[new_gid]; + uint32_t *new_varidx; + if (!varidx_map.has (v, &new_varidx)) + return false; + + output_map.arrayZ[new_gid] = *new_varidx; + + unsigned outer = (*new_varidx) >> 16; + unsigned bit_count = (outer == 0) ? 1 : hb_bit_storage (outer); + outer_bit_count = hb_max (bit_count, outer_bit_count); + + unsigned inner = (*new_varidx) & 0xFFFF; + bit_count = (inner == 0) ? 1 : hb_bit_storage (inner); + inner_bit_count = hb_max (bit_count, inner_bit_count); + } + return true; + } + unsigned int get_inner_bit_count () const { return inner_bit_count; } unsigned int get_width () const { return ((outer_bit_count + inner_bit_count + 7) / 8); } unsigned int get_map_count () const { return map_count; } @@ -211,6 +241,16 @@ struct hvarvvar_subset_plan_t index_map_plans[i].remap (index_maps[i], outer_map, inner_maps, plan); } + /* remap */ + bool remap_index_map_plans (const hb_subset_plan_t *plan, + const hb_map_t& varidx_map) + { + for (unsigned i = 0; i < index_map_plans.length; i++) + if (!index_map_plans[i].remap_after_instantiation (plan, varidx_map)) + return false; + return true; + } + void fini () { for (unsigned int i = 0; i < inner_sets.length; i++) @@ -289,6 +329,9 @@ struct HVARVVAR bool _subset (hb_subset_context_t *c) const { TRACE_SUBSET (this); + if (c->plan->all_axes_pinned) + return_trace (false); + hvarvvar_subset_plan_t hvar_plan; hb_vector_t<const DeltaSetIndexMap *> index_maps; @@ -302,11 +345,37 @@ struct HVARVVAR out->version.major = 1; out->version.minor = 0; - if (unlikely (!out->varStore - .serialize_serialize (c->serializer, - hvar_plan.var_store, - hvar_plan.inner_maps.as_array ()))) + if (c->plan->normalized_coords) + { + item_variations_t item_vars; + if (!item_vars.instantiate (this+varStore, c->plan, + advMap == 0 ? false : true, + false, /* use_no_variation_idx = false */ + hvar_plan.inner_maps.as_array ())) + return_trace (false); + + if (!out->varStore.serialize_serialize (c->serializer, + item_vars.has_long_word (), + c->plan->axis_tags, + item_vars.get_region_list (), + item_vars.get_vardata_encodings ())) + return_trace (false); + + /* if varstore is optimized, remap output_map */ + if (advMap) + { + if (!hvar_plan.remap_index_map_plans (c->plan, item_vars.get_varidx_map ())) + return_trace (false); + } + } + else + { + if (unlikely (!out->varStore + .serialize_serialize (c->serializer, + hvar_plan.var_store, + hvar_plan.inner_maps.as_array ()))) return_trace (false); + } return_trace (out->T::serialize_index_maps (c->serializer, hvar_plan.index_map_plans.as_array ())); |