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HarfBuzz: Update to version 8.1.1

This commit is contained in:
bruvzg 2023-09-05 08:27:29 +03:00
parent 75de1ca768
commit afbba19f5d
No known key found for this signature in database
GPG Key ID: 7960FCF39844EC38
59 changed files with 2079 additions and 1443 deletions
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2
thirdparty/README.md vendored
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@ -250,7 +250,7 @@ Files extracted from upstream source:
## harfbuzz
- Upstream: https://github.com/harfbuzz/harfbuzz
- Version: 8.0.0 (b4305532a7746422e0b615eee6304119c1092fd8, 2023)
- Version: 8.1.1 (1d665c2b521512cdd56964138fc601debd1f1177, 2023)
- License: MIT
Files extracted from upstream source:

33
thirdparty/harfbuzz/src/OT/Layout/GDEF/GDEF.hh vendored
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@ -439,6 +439,16 @@ struct MarkGlyphSetsFormat1
bool covers (unsigned int set_index, hb_codepoint_t glyph_id) const
{ return (this+coverage[set_index]).get_coverage (glyph_id) != NOT_COVERED; }
template <typename set_t>
void collect_coverage (hb_vector_t<set_t> &sets) const
{
for (const auto &offset : coverage)
{
const auto &cov = this+offset;
cov.collect_coverage (sets.push ());
}
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
@ -492,6 +502,15 @@ struct MarkGlyphSets
}
}
template <typename set_t>
void collect_coverage (hb_vector_t<set_t> &sets) const
{
switch (u.format) {
case 1: u.format1.collect_coverage (sets); return;
default:return;
}
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
@ -856,6 +875,10 @@ struct GDEF
hb_blob_destroy (table.get_blob ());
table = hb_blob_get_empty ();
}
#ifndef HB_NO_GDEF_CACHE
table->get_mark_glyph_sets ().collect_coverage (mark_glyph_set_digests);
#endif
}
~accelerator_t () { table.destroy (); }
@ -879,8 +902,18 @@ struct GDEF
}
bool mark_set_covers (unsigned int set_index, hb_codepoint_t glyph_id) const
{
return
#ifndef HB_NO_GDEF_CACHE
mark_glyph_set_digests[set_index].may_have (glyph_id) &&
#endif
table->mark_set_covers (set_index, glyph_id);
}
hb_blob_ptr_t<GDEF> table;
#ifndef HB_NO_GDEF_CACHE
hb_vector_t<hb_set_digest_t> mark_glyph_set_digests;
mutable hb_cache_t<21, 3, 8> glyph_props_cache;
#endif
};

20
thirdparty/harfbuzz/src/OT/Layout/GPOS/CursivePosFormat1.hh vendored
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@ -91,7 +91,13 @@ struct CursivePosFormat1
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (coverage.sanitize (c, this) && entryExitRecord.sanitize (c, this));
if (unlikely (!coverage.sanitize (c, this)))
return_trace (false);
if (c->lazy_some_gpos)
return_trace (entryExitRecord.sanitize_shallow (c));
else
return_trace (entryExitRecord.sanitize (c, this));
}
bool intersects (const hb_set_t *glyphs) const
@ -119,10 +125,11 @@ struct CursivePosFormat1
hb_buffer_t *buffer = c->buffer;
const EntryExitRecord &this_record = entryExitRecord[(this+coverage).get_coverage (buffer->cur().codepoint)];
if (!this_record.entryAnchor) return_trace (false);
if (!this_record.entryAnchor ||
unlikely (!this_record.entryAnchor.sanitize (&c->sanitizer, this))) return_trace (false);
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_input;
skippy_iter.reset_fast (buffer->idx, 1);
skippy_iter.reset_fast (buffer->idx);
unsigned unsafe_from;
if (unlikely (!skippy_iter.prev (&unsafe_from)))
{
@ -131,7 +138,8 @@ struct CursivePosFormat1
}
const EntryExitRecord &prev_record = entryExitRecord[(this+coverage).get_coverage (buffer->info[skippy_iter.idx].codepoint)];
if (!prev_record.exitAnchor)
if (!prev_record.exitAnchor ||
unlikely (!prev_record.exitAnchor.sanitize (&c->sanitizer, this)))
{
buffer->unsafe_to_concat_from_outbuffer (skippy_iter.idx, buffer->idx + 1);
return_trace (false);
@ -200,8 +208,8 @@ struct CursivePosFormat1
* Arabic. */
unsigned int child = i;
unsigned int parent = j;
hb_position_t x_offset = entry_x - exit_x;
hb_position_t y_offset = entry_y - exit_y;
hb_position_t x_offset = roundf (entry_x - exit_x);
hb_position_t y_offset = roundf (entry_y - exit_y);
if (!(c->lookup_props & LookupFlag::RightToLeft))
{
unsigned int k = child;

2
thirdparty/harfbuzz/src/OT/Layout/GPOS/MarkMarkPosFormat1.hh vendored
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@ -100,7 +100,7 @@ struct MarkMarkPosFormat1_2
/* now we search backwards for a suitable mark glyph until a non-mark glyph */
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_input;
skippy_iter.reset_fast (buffer->idx, 1);
skippy_iter.reset_fast (buffer->idx);
skippy_iter.set_lookup_props (c->lookup_props & ~(uint32_t)LookupFlag::IgnoreFlags);
unsigned unsafe_from;
if (unlikely (!skippy_iter.prev (&unsafe_from)))

2
thirdparty/harfbuzz/src/OT/Layout/GPOS/PairPosFormat1.hh vendored
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@ -110,7 +110,7 @@ struct PairPosFormat1_3
if (likely (index == NOT_COVERED)) return_trace (false);
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_input;
skippy_iter.reset_fast (buffer->idx, 1);
skippy_iter.reset_fast (buffer->idx);
unsigned unsafe_to;
if (unlikely (!skippy_iter.next (&unsafe_to)))
{

2
thirdparty/harfbuzz/src/OT/Layout/GPOS/PairPosFormat2.hh vendored
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@ -131,7 +131,7 @@ struct PairPosFormat2_4
if (likely (index == NOT_COVERED)) return_trace (false);
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_input;
skippy_iter.reset_fast (buffer->idx, 1);
skippy_iter.reset_fast (buffer->idx);
unsigned unsafe_to;
if (unlikely (!skippy_iter.next (&unsafe_to)))
{

2
thirdparty/harfbuzz/src/OT/Layout/GPOS/PairValueRecord.hh vendored
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@ -22,7 +22,7 @@ struct PairValueRecord
ValueRecord values; /* Positioning data for the first glyph
* followed by for second glyph */
public:
DEFINE_SIZE_ARRAY (Types::size, values);
DEFINE_SIZE_ARRAY (Types::HBGlyphID::static_size, values);
int cmp (hb_codepoint_t k) const
{ return secondGlyph.cmp (k); }

1
thirdparty/harfbuzz/src/OT/Layout/GSUB/Ligature.hh vendored
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@ -19,7 +19,6 @@ struct Ligature
* in writing direction */
public:
DEFINE_SIZE_ARRAY (Types::size + 2, component);
DEFINE_SIZE_MAX (65536 * Types::HBGlyphID::static_size);
bool sanitize (hb_sanitize_context_t *c) const
{

19
thirdparty/harfbuzz/src/OT/Layout/GSUB/LigatureSet.hh vendored
View File

@ -72,19 +72,14 @@ struct LigatureSet
;
}
static bool match_always (hb_glyph_info_t &info HB_UNUSED, unsigned value HB_UNUSED, const void *data HB_UNUSED)
{
return true;
}
bool apply (hb_ot_apply_context_t *c) const
{
TRACE_APPLY (this);
unsigned int num_ligs = ligature.len;
#ifndef HB_NO_OT_LIGATURES_FAST_PATH
if (HB_OPTIMIZE_SIZE_VAL || num_ligs <= 2)
#ifndef HB_NO_OT_RULESETS_FAST_PATH
if (HB_OPTIMIZE_SIZE_VAL || num_ligs <= 4)
#endif
{
slow:
@ -97,10 +92,12 @@ struct LigatureSet
}
/* This version is optimized for speed by matching the first component
* of the ligature here, instead of calling into the ligation code. */
* of the ligature here, instead of calling into the ligation code.
*
* This is replicated in ChainRuleSet and RuleSet. */
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_input;
skippy_iter.reset (c->buffer->idx, 1);
skippy_iter.reset (c->buffer->idx);
skippy_iter.set_match_func (match_always, nullptr);
skippy_iter.set_glyph_data ((HBUINT16 *) nullptr);
unsigned unsafe_to;
@ -118,6 +115,8 @@ struct LigatureSet
goto slow;
}
}
else
goto slow;
bool unsafe_to_concat = false;
@ -125,7 +124,7 @@ struct LigatureSet
{
const auto &lig = this+ligature.arrayZ[i];
if (unlikely (lig.component.lenP1 <= 1) ||
lig.component[1] == first)
lig.component.arrayZ[0] == first)
{
if (lig.apply (c))
{

2
thirdparty/harfbuzz/src/graph/classdef-graph.hh vendored
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@ -72,7 +72,7 @@ struct ClassDef : public OT::ClassDef
class_def_link->width = SmallTypes::size;
class_def_link->objidx = class_def_prime_id;
class_def_link->position = link_position;
class_def_prime_vertex.parents.push (parent_id);
class_def_prime_vertex.add_parent (parent_id);
return true;
}

2
thirdparty/harfbuzz/src/graph/coverage-graph.hh vendored
View File

@ -96,7 +96,7 @@ struct Coverage : public OT::Layout::Common::Coverage
coverage_link->width = SmallTypes::size;
coverage_link->objidx = coverage_prime_id;
coverage_link->position = link_position;
coverage_prime_vertex.parents.push (parent_id);
coverage_prime_vertex.add_parent (parent_id);
return (Coverage*) coverage_prime_vertex.obj.head;
}

213
thirdparty/harfbuzz/src/graph/graph.hh vendored
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@ -43,12 +43,28 @@ struct graph_t
{
hb_serialize_context_t::object_t obj;
int64_t distance = 0 ;
int64_t space = 0 ;
hb_vector_t<unsigned> parents;
unsigned space = 0 ;
unsigned start = 0;
unsigned end = 0;
unsigned priority = 0;
private:
unsigned incoming_edges_ = 0;
unsigned single_parent = (unsigned) -1;
hb_hashmap_t<unsigned, unsigned> parents;
public:
auto parents_iter () const HB_AUTO_RETURN
(
hb_concat (
hb_iter (&single_parent, single_parent != (unsigned) -1),
parents.keys_ref ()
)
)
bool in_error () const
{
return parents.in_error ();
}
bool link_positions_valid (unsigned num_objects, bool removed_nil)
{
@ -143,7 +159,9 @@ struct graph_t
hb_swap (a.obj, b.obj);
hb_swap (a.distance, b.distance);
hb_swap (a.space, b.space);
hb_swap (a.single_parent, b.single_parent);
hb_swap (a.parents, b.parents);
hb_swap (a.incoming_edges_, b.incoming_edges_);
hb_swap (a.start, b.start);
hb_swap (a.end, b.end);
hb_swap (a.priority, b.priority);
@ -154,6 +172,7 @@ struct graph_t
{
hb_hashmap_t<unsigned, unsigned> result;
result.alloc (obj.real_links.length);
for (const auto& l : obj.real_links) {
result.set (l.position, l.objidx);
}
@ -163,22 +182,76 @@ struct graph_t
bool is_shared () const
{
return parents.length > 1;
return parents.get_population () > 1;
}
unsigned incoming_edges () const
{
return parents.length;
if (HB_DEBUG_SUBSET_REPACK)
{
assert (incoming_edges_ == (single_parent != (unsigned) -1) +
(parents.values_ref () | hb_reduce (hb_add, 0)));
}
return incoming_edges_;
}
void reset_parents ()
{
incoming_edges_ = 0;
single_parent = (unsigned) -1;
parents.reset ();
}
void add_parent (unsigned parent_index)
{
assert (parent_index != (unsigned) -1);
if (incoming_edges_ == 0)
{
single_parent = parent_index;
incoming_edges_ = 1;
return;
}
else if (single_parent != (unsigned) -1)
{
assert (incoming_edges_ == 1);
if (!parents.set (single_parent, 1))
return;
single_parent = (unsigned) -1;
}
unsigned *v;
if (parents.has (parent_index, &v))
{
(*v)++;
incoming_edges_++;
}
else if (parents.set (parent_index, 1))
incoming_edges_++;
}
void remove_parent (unsigned parent_index)
{
unsigned count = parents.length;
for (unsigned i = 0; i < count; i++)
if (parent_index == single_parent)
{
if (parents.arrayZ[i] != parent_index) continue;
parents.remove_unordered (i);
break;
single_parent = (unsigned) -1;
incoming_edges_--;
return;
}
unsigned *v;
if (parents.has (parent_index, &v))
{
incoming_edges_--;
if (*v > 1)
(*v)--;
else
parents.del (parent_index);
if (incoming_edges_ == 1)
{
single_parent = *parents.keys ();
parents.reset ();
}
}
}
@ -199,20 +272,46 @@ struct graph_t
}
}
void remap_parents (const hb_vector_t<unsigned>& id_map)
bool remap_parents (const hb_vector_t<unsigned>& id_map)
{
unsigned count = parents.length;
for (unsigned i = 0; i < count; i++)
parents.arrayZ[i] = id_map[parents.arrayZ[i]];
if (single_parent != (unsigned) -1)
{
assert (single_parent < id_map.length);
single_parent = id_map[single_parent];
return true;
}
hb_hashmap_t<unsigned, unsigned> new_parents;
new_parents.alloc (parents.get_population ());
for (auto _ : parents)
{
assert (_.first < id_map.length);
assert (!new_parents.has (id_map[_.first]));
new_parents.set (id_map[_.first], _.second);
}
if (new_parents.in_error ())
return false;
parents = std::move (new_parents);
return true;
}
void remap_parent (unsigned old_index, unsigned new_index)
{
unsigned count = parents.length;
for (unsigned i = 0; i < count; i++)
if (single_parent != (unsigned) -1)
{
if (parents.arrayZ[i] == old_index)
parents.arrayZ[i] = new_index;
if (single_parent == old_index)
single_parent = new_index;
return;
}
const unsigned *pv;
if (parents.has (old_index, &pv))
{
unsigned v = *pv;
parents.set (new_index, v);
parents.del (old_index);
}
}
@ -419,7 +518,7 @@ struct graph_t
link->width = 2;
link->objidx = child_id;
link->position = (char*) offset - (char*) v.obj.head;
vertices_[child_id].parents.push (parent_id);
vertices_[child_id].add_parent (parent_id);
}
/*
@ -465,7 +564,7 @@ struct graph_t
{
unsigned next_id = queue.pop_minimum().second;
hb_swap (sorted_graph[new_id], vertices_[next_id]);
sorted_graph[new_id] = std::move (vertices_[next_id]);
const vertex_t& next = sorted_graph[new_id];
if (unlikely (!check_success(new_id >= 0))) {
@ -493,8 +592,8 @@ struct graph_t
check_success (!queue.in_error ());
check_success (!sorted_graph.in_error ());
remap_all_obj_indices (id_map, &sorted_graph);
hb_swap (vertices_, sorted_graph);
check_success (remap_all_obj_indices (id_map, &sorted_graph));
vertices_ = std::move (sorted_graph);
if (!check_success (new_id == -1))
print_orphaned_nodes ();
@ -605,7 +704,7 @@ struct graph_t
{
unsigned child_idx = index_for_offset (node_idx, offset);
auto& child = vertices_[child_idx];
for (unsigned p : child.parents)
for (unsigned p : child.parents_iter ())
{
if (p != node_idx) {
return duplicate (node_idx, child_idx);
@ -688,12 +787,15 @@ struct graph_t
subgraph.set (root_idx, wide_parents (root_idx, parents));
find_subgraph (root_idx, subgraph);
}
if (subgraph.in_error ())
return false;
unsigned original_root_idx = root_idx ();
hb_map_t index_map;
bool made_changes = false;
for (auto entry : subgraph.iter ())
{
assert (entry.first < vertices_.length);
const auto& node = vertices_[entry.first];
unsigned subgraph_incoming_edges = entry.second;
@ -749,10 +851,10 @@ struct graph_t
{
for (const auto& link : vertices_[node_idx].obj.all_links ())
{
const uint32_t *v;
hb_codepoint_t *v;
if (subgraph.has (link.objidx, &v))
{
subgraph.set (link.objidx, *v + 1);
(*v)++;
continue;
}
subgraph.set (link.objidx, 1);
@ -824,7 +926,7 @@ struct graph_t
new_link->position = (const char*) new_offset - (const char*) new_v.obj.head;
auto& child = vertices_[child_id];
child.parents.push (new_parent_idx);
child.add_parent (new_parent_idx);
old_v.remove_real_link (child_id, old_offset);
child.remove_parent (old_parent_idx);
@ -868,18 +970,18 @@ struct graph_t
clone->obj.tail = child.obj.tail;
clone->distance = child.distance;
clone->space = child.space;
clone->parents.reset ();
clone->reset_parents ();
unsigned clone_idx = vertices_.length - 2;
for (const auto& l : child.obj.real_links)
{
clone->obj.real_links.push (l);
vertices_[l.objidx].parents.push (clone_idx);
vertices_[l.objidx].add_parent (clone_idx);
}
for (const auto& l : child.obj.virtual_links)
{
clone->obj.virtual_links.push (l);
vertices_[l.objidx].parents.push (clone_idx);
vertices_[l.objidx].add_parent (clone_idx);
}
check_success (!clone->obj.real_links.in_error ());
@ -1008,13 +1110,13 @@ struct graph_t
{
update_parents();
if (root().parents)
if (root().incoming_edges ())
// Root cannot have parents.
return false;
for (unsigned i = 0; i < root_idx (); i++)
{
if (!vertices_[i].parents)
if (!vertices_[i].incoming_edges ())
return false;
}
return true;
@ -1078,14 +1180,14 @@ struct graph_t
parents_invalid = true;
update_parents();
if (root().parents) {
if (root().incoming_edges ()) {
DEBUG_MSG (SUBSET_REPACK, nullptr, "Root node has incoming edges.");
}
for (unsigned i = 0; i < root_idx (); i++)
{
const auto& v = vertices_[i];
if (!v.parents)
if (!v.incoming_edges ())
DEBUG_MSG (SUBSET_REPACK, nullptr, "Node %u is orphaned.", i);
}
}
@ -1117,6 +1219,8 @@ struct graph_t
unsigned space_for (unsigned index, unsigned* root = nullptr) const
{
loop:
assert (index < vertices_.length);
const auto& node = vertices_[index];
if (node.space)
{
@ -1125,14 +1229,15 @@ struct graph_t
return node.space;
}
if (!node.parents)
if (!node.incoming_edges ())
{
if (root)
*root = index;
return 0;
}
return space_for (node.parents[0], root);
index = *node.parents_iter ();
goto loop;
}
void err_other_error () { this->successful = false; }
@ -1156,12 +1261,8 @@ struct graph_t
unsigned wide_parents (unsigned node_idx, hb_set_t& parents) const
{
unsigned count = 0;
hb_set_t visited;
for (unsigned p : vertices_[node_idx].parents)
for (unsigned p : vertices_[node_idx].parents_iter ())
{
if (visited.has (p)) continue;
visited.add (p);
// Only real links can be wide
for (const auto& l : vertices_[p].obj.real_links)
{
@ -1191,20 +1292,18 @@ struct graph_t
unsigned count = vertices_.length;
for (unsigned i = 0; i < count; i++)
vertices_.arrayZ[i].parents.reset ();
vertices_.arrayZ[i].reset_parents ();
for (unsigned p = 0; p < count; p++)
{
for (auto& l : vertices_.arrayZ[p].obj.all_links ())
{
vertices_[l.objidx].parents.push (p);
}
vertices_[l.objidx].add_parent (p);
}
for (unsigned i = 0; i < count; i++)
// parents arrays must be accurate or downstream operations like cycle detection
// and sorting won't work correctly.
check_success (!vertices_.arrayZ[i].parents.in_error ());
check_success (!vertices_.arrayZ[i].in_error ());
parents_invalid = false;
}
@ -1248,12 +1347,8 @@ struct graph_t
// (such as a fibonacci queue) with a fast decrease priority.
unsigned count = vertices_.length;
for (unsigned i = 0; i < count; i++)
{
if (i == vertices_.length - 1)
vertices_.arrayZ[i].distance = 0;
else
vertices_.arrayZ[i].distance = hb_int_max (int64_t);
}
vertices_.arrayZ[i].distance = hb_int_max (int64_t);
vertices_.tail ().distance = 0;
hb_priority_queue_t queue;
queue.insert (0, vertices_.length - 1);
@ -1273,15 +1368,15 @@ struct graph_t
{
if (visited[link.objidx]) continue;
const auto& child = vertices_[link.objidx].obj;
const auto& child = vertices_.arrayZ[link.objidx].obj;
unsigned link_width = link.width ? link.width : 4; // treat virtual offsets as 32 bits wide
int64_t child_weight = (child.tail - child.head) +
((int64_t) 1 << (link_width * 8)) * (vertices_[link.objidx].space + 1);
((int64_t) 1 << (link_width * 8)) * (vertices_.arrayZ[link.objidx].space + 1);
int64_t child_distance = next_distance + child_weight;
if (child_distance < vertices_[link.objidx].distance)
if (child_distance < vertices_.arrayZ[link.objidx].distance)
{
vertices_[link.objidx].distance = child_distance;
vertices_.arrayZ[link.objidx].distance = child_distance;
queue.insert (child_distance, link.objidx);
}
}
@ -1309,7 +1404,7 @@ struct graph_t
unsigned old_idx = link.objidx;
link.objidx = new_idx;
vertices_[old_idx].remove_parent (parent_idx);
vertices_[new_idx].parents.push (parent_idx);
vertices_[new_idx].add_parent (parent_idx);
}
/*
@ -1337,18 +1432,20 @@ struct graph_t
/*
* Updates all objidx's in all links using the provided mapping.
*/
void remap_all_obj_indices (const hb_vector_t<unsigned>& id_map,
bool remap_all_obj_indices (const hb_vector_t<unsigned>& id_map,
hb_vector_t<vertex_t>* sorted_graph) const
{
unsigned count = sorted_graph->length;
for (unsigned i = 0; i < count; i++)
{
(*sorted_graph)[i].remap_parents (id_map);
if (!(*sorted_graph)[i].remap_parents (id_map))
return false;
for (auto& link : sorted_graph->arrayZ[i].obj.all_links_writer ())
{
link.objidx = id_map[link.objidx];
}
}
return true;
}
/*
@ -1379,7 +1476,7 @@ struct graph_t
for (const auto& l : v.obj.all_links ())
find_connected_nodes (l.objidx, targets, visited, connected);
for (unsigned p : v.parents)
for (unsigned p : v.parents_iter ())
find_connected_nodes (p, targets, visited, connected);
}

6
thirdparty/harfbuzz/src/graph/gsubgpos-graph.hh vendored
View File

@ -225,7 +225,7 @@ struct Lookup : public OT::Lookup
if (is_ext)
{
unsigned ext_id = create_extension_subtable (c, subtable_id, type);
c.graph.vertices_[subtable_id].parents.push (ext_id);
c.graph.vertices_[subtable_id].add_parent (ext_id);
subtable_id = ext_id;
}
@ -234,7 +234,7 @@ struct Lookup : public OT::Lookup
link->objidx = subtable_id;
link->position = (char*) &new_lookup->subTable[offset_index++] -
(char*) new_lookup;
c.graph.vertices_[subtable_id].parents.push (this_index);
c.graph.vertices_[subtable_id].add_parent (this_index);
}
}
@ -315,7 +315,7 @@ struct Lookup : public OT::Lookup
// Make extension point at the subtable.
auto& ext_vertex = c.graph.vertices_[ext_index];
auto& subtable_vertex = c.graph.vertices_[subtable_index];
ext_vertex.parents.push (lookup_index);
ext_vertex.add_parent (lookup_index);
subtable_vertex.remap_parent (lookup_index, ext_index);
return true;

2
thirdparty/harfbuzz/src/graph/pairpos-graph.hh vendored
View File

@ -419,7 +419,7 @@ struct PairPosFormat2 : public OT::Layout::GPOS_impl::PairPosFormat2_4<SmallType
class_def_link->width = SmallTypes::size;
class_def_link->objidx = class_def_2_id;
class_def_link->position = 10;
graph.vertices_[class_def_2_id].parents.push (pair_pos_prime_id);
graph.vertices_[class_def_2_id].add_parent (pair_pos_prime_id);
graph.duplicate (pair_pos_prime_id, class_def_2_id);
return pair_pos_prime_id;

4
thirdparty/harfbuzz/src/hb-aat-layout-trak-table.hh vendored
View File

@ -111,13 +111,13 @@ struct TrackData
break;
}
}
if (!trackTableEntry) return 0.;
if (!trackTableEntry) return 0;
/*
* Choose size.
*/
unsigned int sizes = nSizes;
if (!sizes) return 0.;
if (!sizes) return 0;
if (sizes == 1) return trackTableEntry->get_value (base, 0, sizes);
hb_array_t<const F16DOT16> size_table ((base+sizeTable).arrayZ, sizes);

8
thirdparty/harfbuzz/src/hb-algs.hh vendored
View File

@ -283,8 +283,8 @@ HB_FUNCOBJ (hb_bool);
// Compression function for Merkle-Damgard construction.
// This function is generated using the framework provided.
#define mix(h) ( \
(h) ^= (h) >> 23, \
(h) *= 0x2127599bf4325c37ULL, \
(void) ((h) ^= (h) >> 23), \
(void) ((h) *= 0x2127599bf4325c37ULL), \
(h) ^= (h) >> 47)
static inline uint64_t fasthash64(const void *buf, size_t len, uint64_t seed)
@ -362,10 +362,10 @@ struct
// https://github.com/harfbuzz/harfbuzz/pull/4228#issuecomment-1565079537
template <typename T,
hb_enable_if (std::is_integral<T>::value && sizeof (T) <= sizeof (uint32_t))> constexpr auto
impl (const T& v, hb_priority<1>) const HB_RETURN (uint32_t, v * 2654435761u /* Knuh's multiplicative hash */)
impl (const T& v, hb_priority<1>) const HB_RETURN (uint32_t, (uint32_t) v * 2654435761u /* Knuh's multiplicative hash */)
template <typename T,
hb_enable_if (std::is_integral<T>::value && sizeof (T) > sizeof (uint32_t))> constexpr auto
impl (const T& v, hb_priority<1>) const HB_RETURN (uint32_t, (v ^ (v >> 32)) * 2654435761u /* Knuth's multiplicative hash */)
impl (const T& v, hb_priority<1>) const HB_RETURN (uint32_t, (uint32_t) (v ^ (v >> 32)) * 2654435761u /* Knuth's multiplicative hash */)
template <typename T> constexpr auto
impl (const T& v, hb_priority<0>) const HB_RETURN (uint32_t, std::hash<hb_decay<decltype (hb_deref (v))>>{} (hb_deref (v)))

1
thirdparty/harfbuzz/src/hb-bimap.hh vendored
View File

@ -143,6 +143,7 @@ struct hb_inc_bimap_t
hb_codepoint_t skip (unsigned count)
{
hb_codepoint_t start = back_map.length;
back_map.alloc (back_map.length + count);
for (unsigned i = 0; i < count; i++)
back_map.push (HB_MAP_VALUE_INVALID);
return start;

32
thirdparty/harfbuzz/src/hb-bit-page.hh vendored
View File

@ -89,14 +89,17 @@ struct hb_vector_size_t
struct hb_bit_page_t
{
void init0 () { v.init0 (); }
void init1 () { v.init1 (); }
void init0 () { v.init0 (); population = 0; }
void init1 () { v.init1 (); population = PAGE_BITS; }
void dirty () { population = UINT_MAX; }
static inline constexpr unsigned len ()
{ return ARRAY_LENGTH_CONST (v); }
bool is_empty () const
{
if (has_population ()) return !population;
return
+ hb_iter (v)
| hb_none
@ -107,8 +110,8 @@ struct hb_bit_page_t
return hb_bytes_t ((const char *) &v, sizeof (v)).hash ();
}
void add (hb_codepoint_t g) { elt (g) |= mask (g); }
void del (hb_codepoint_t g) { elt (g) &= ~mask (g); }
void add (hb_codepoint_t g) { elt (g) |= mask (g); dirty (); }
void del (hb_codepoint_t g) { elt (g) &= ~mask (g); dirty (); }
void set (hb_codepoint_t g, bool value) { if (value) add (g); else del (g); }
bool get (hb_codepoint_t g) const { return elt (g) & mask (g); }
@ -120,20 +123,21 @@ struct hb_bit_page_t
*la |= (mask (b) << 1) - mask(a);
else
{
*la |= ~(mask (a) - 1);
*la |= ~(mask (a) - 1llu);
la++;
hb_memset (la, 0xff, (char *) lb - (char *) la);
*lb |= ((mask (b) << 1) - 1);
*lb |= ((mask (b) << 1) - 1llu);
}
dirty ();
}
void del_range (hb_codepoint_t a, hb_codepoint_t b)
{
elt_t *la = &elt (a);
elt_t *lb = &elt (b);
if (la == lb)
*la &= ~((mask (b) << 1) - mask(a));
*la &= ~((mask (b) << 1llu) - mask(a));
else
{
*la &= mask (a) - 1;
@ -141,8 +145,9 @@ struct hb_bit_page_t
hb_memset (la, 0, (char *) lb - (char *) la);
*lb &= ~((mask (b) << 1) - 1);
*lb &= ~((mask (b) << 1) - 1llu);
}
dirty ();
}
void set_range (hb_codepoint_t a, hb_codepoint_t b, bool v)
{ if (v) add_range (a, b); else del_range (a, b); }
@ -222,18 +227,25 @@ struct hb_bit_page_t
}
bool is_subset (const hb_bit_page_t &larger_page) const
{
if (has_population () && larger_page.has_population () &&
population > larger_page.population)
return false;
for (unsigned i = 0; i < len (); i++)
if (~larger_page.v[i] & v[i])
return false;
return true;
}
bool has_population () const { return population != UINT_MAX; }
unsigned int get_population () const
{
return
if (has_population ()) return population;
population =
+ hb_iter (v)
| hb_reduce ([] (unsigned pop, const elt_t &_) { return pop + hb_popcount (_); }, 0u)
;
return population;
}
bool next (hb_codepoint_t *codepoint) const
@ -329,9 +341,9 @@ struct hb_bit_page_t
const elt_t& elt (hb_codepoint_t g) const { return v[(g & MASK) / ELT_BITS]; }
static constexpr elt_t mask (hb_codepoint_t g) { return elt_t (1) << (g & ELT_MASK); }
mutable unsigned population;
vector_t v;
};
static_assert (hb_bit_page_t::PAGE_BITS == sizeof (hb_bit_page_t) * 8, "");
#endif /* HB_BIT_PAGE_HH */

16
thirdparty/harfbuzz/src/hb-bit-set.hh vendored
View File

@ -30,7 +30,6 @@
#include "hb.hh"
#include "hb-bit-page.hh"
#include "hb-machinery.hh"
struct hb_bit_set_t
@ -183,6 +182,16 @@ struct hb_bit_set_t
return true;
}
/* Duplicated here from hb-machinery.hh to avoid including it. */
template<typename Type>
static inline const Type& StructAtOffsetUnaligned(const void *P, unsigned int offset)
{
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-align"
return * reinterpret_cast<const Type*> ((const char *) P + offset);
#pragma GCC diagnostic pop
}
template <typename T>
void set_array (bool v, const T *array, unsigned int count, unsigned int stride=sizeof(T))
{
@ -553,6 +562,7 @@ struct hb_bit_set_t
count--;
page_map.arrayZ[count] = page_map.arrayZ[a];
page_at (count).v = op (page_at (a).v, other.page_at (b).v);
page_at (count).dirty ();
}
else if (page_map.arrayZ[a - 1].major > other.page_map.arrayZ[b - 1].major)
{
@ -571,7 +581,7 @@ struct hb_bit_set_t
count--;
page_map.arrayZ[count].major = other.page_map.arrayZ[b].major;
page_map.arrayZ[count].index = next_page++;
page_at (count).v = other.page_at (b).v;
page_at (count) = other.page_at (b);
}
}
}
@ -589,7 +599,7 @@ struct hb_bit_set_t
count--;
page_map.arrayZ[count].major = other.page_map.arrayZ[b].major;
page_map.arrayZ[count].index = next_page++;
page_at (count).v = other.page_at (b).v;
page_at (count) = other.page_at (b);
}
assert (!count);
resize (newCount);

6
thirdparty/harfbuzz/src/hb-buffer.cc vendored
View File

@ -499,12 +499,12 @@ hb_buffer_t::set_masks (hb_mask_t value,
unsigned int cluster_start,
unsigned int cluster_end)
{
hb_mask_t not_mask = ~mask;
value &= mask;
if (!mask)
return;
hb_mask_t not_mask = ~mask;
value &= mask;
unsigned int count = len;
for (unsigned int i = 0; i < count; i++)
if (cluster_start <= info[i].cluster && info[i].cluster < cluster_end)

8
thirdparty/harfbuzz/src/hb-buffer.hh vendored
View File

@ -464,13 +464,16 @@ struct hb_buffer_t
start, end,
true);
}
#ifndef HB_OPTIMIZE_SIZE
HB_ALWAYS_INLINE
#endif
void unsafe_to_concat (unsigned int start = 0, unsigned int end = -1)
{
if (likely ((flags & HB_BUFFER_FLAG_PRODUCE_UNSAFE_TO_CONCAT) == 0))
return;
_set_glyph_flags (HB_GLYPH_FLAG_UNSAFE_TO_CONCAT,
start, end,
true);
false);
}
void unsafe_to_break_from_outbuffer (unsigned int start = 0, unsigned int end = -1)
{
@ -478,6 +481,9 @@ struct hb_buffer_t
start, end,
true, true);
}
#ifndef HB_OPTIMIZE_SIZE
HB_ALWAYS_INLINE
#endif
void unsafe_to_concat_from_outbuffer (unsigned int start = 0, unsigned int end = -1)
{
if (likely ((flags & HB_BUFFER_FLAG_PRODUCE_UNSAFE_TO_CONCAT) == 0))

2
thirdparty/harfbuzz/src/hb-config.hh vendored
View File

@ -183,7 +183,7 @@
#endif
#ifdef HB_OPTIMIZE_SIZE_MORE
#define HB_NO_OT_LIGATURES_FAST_PATH
#define HB_NO_OT_RULESETS_FAST_PATH
#endif
#ifdef HB_MINIMIZE_MEMORY_USAGE

2
thirdparty/harfbuzz/src/hb-kern.hh vendored
View File

@ -70,7 +70,7 @@ struct hb_kern_machine_t
continue;
}
skippy_iter.reset (idx, 1);
skippy_iter.reset (idx);
unsigned unsafe_to;
if (!skippy_iter.next (&unsafe_to))
{

4
thirdparty/harfbuzz/src/hb-machinery.hh vendored
View File

@ -131,10 +131,6 @@ static inline Type& StructAfter(TObject &X)
unsigned int get_size () const { return (size - (array).min_size + (array).get_size ()); } \
DEFINE_SIZE_ARRAY(size, array)
#define DEFINE_SIZE_MAX(size) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) <= (size)) \
static constexpr unsigned max_size = (size)
/*

14
thirdparty/harfbuzz/src/hb-map.hh vendored
View File

@ -78,6 +78,10 @@ struct hb_hashmap_t
hash (0),
value () {}
// Needed for https://github.com/harfbuzz/harfbuzz/issues/4138
K& get_key () { return key; }
V& get_value () { return value; }
bool is_used () const { return is_used_; }
void set_used (bool is_used) { is_used_ = is_used; }
void set_real (bool is_real) { is_real_ = is_real; }
@ -405,23 +409,21 @@ struct hb_hashmap_t
auto keys_ref () const HB_AUTO_RETURN
(
+ iter_items ()
| hb_map (&item_t::key)
| hb_map (&item_t::get_key)
)
auto keys () const HB_AUTO_RETURN
(
+ iter_items ()
| hb_map (&item_t::key)
+ keys_ref ()
| hb_map (hb_ridentity)
)
auto values_ref () const HB_AUTO_RETURN
(
+ iter_items ()
| hb_map (&item_t::value)
| hb_map (&item_t::get_value)
)
auto values () const HB_AUTO_RETURN
(
+ iter_items ()
| hb_map (&item_t::value)
+ values_ref ()
| hb_map (hb_ridentity)
)

11
thirdparty/harfbuzz/src/hb-null.hh vendored
View File

@ -37,7 +37,7 @@
/* Global nul-content Null pool. Enlarge as necessary. */
#define HB_NULL_POOL_SIZE 520
#define HB_NULL_POOL_SIZE 640
template <typename T, typename>
struct _hb_has_min_size : hb_false_type {};
@ -48,15 +48,6 @@ template <typename T>
using hb_has_min_size = _hb_has_min_size<T, void>;
#define hb_has_min_size(T) hb_has_min_size<T>::value
template <typename T, typename>
struct _hb_has_max_size : hb_false_type {};
template <typename T>
struct _hb_has_max_size<T, hb_void_t<decltype (T::max_size)>>
: hb_true_type {};
template <typename T>
using hb_has_max_size = _hb_has_max_size<T, void>;
#define hb_has_max_size(T) hb_has_max_size<T>::value
template <typename T, typename>
struct _hb_has_null_size : hb_false_type {};
template <typename T>

24
thirdparty/harfbuzz/src/hb-open-type.hh vendored
View File

@ -718,30 +718,6 @@ struct ArrayOf
return_trace (out);
}
/* Special-case ArrayOf Offset16To structs with a maximum size. */
template <typename T = Type,
typename Base = void,
hb_enable_if (hb_has_max_size (typename T::target_t) &&
sizeof (T) == 2)>
HB_ALWAYS_INLINE
bool sanitize (hb_sanitize_context_t *c, const Base *base) const
{
TRACE_SANITIZE (this);
if (unlikely (!sanitize_shallow (c))) return_trace (false);
unsigned max_len = 65536 + Type::target_t::max_size;
if (unlikely (c->check_range_fast (base, max_len)))
return_trace (true);
unsigned int count = len;
for (unsigned int i = 0; i < count; i++)
if (unlikely (!c->dispatch (arrayZ[i], base)))
return_trace (false);
return_trace (true);
}
template <typename ...Ts>
HB_ALWAYS_INLINE
bool sanitize (hb_sanitize_context_t *c, Ts&&... ds) const

4
thirdparty/harfbuzz/src/hb-ot-cff-common.hh vendored
View File

@ -94,10 +94,10 @@ struct CFFIndex
for (const auto &_ : +it)
{
unsigned len = _.length;
if (!len)
continue;
if (len <= 1)
{
if (!len)
continue;
*ret++ = *_.arrayZ;
continue;
}

2
thirdparty/harfbuzz/src/hb-ot-cff1-table.hh vendored
View File

@ -1061,6 +1061,8 @@ struct cff1
template <typename PRIVOPSET, typename PRIVDICTVAL>
struct accelerator_templ_t
{
static constexpr hb_tag_t tableTag = cff1::tableTag;
accelerator_templ_t (hb_face_t *face)
{
if (!face) return;

2
thirdparty/harfbuzz/src/hb-ot-cff2-table.hh vendored
View File

@ -390,6 +390,8 @@ struct cff2
template <typename PRIVOPSET, typename PRIVDICTVAL>
struct accelerator_templ_t
{
static constexpr hb_tag_t tableTag = cff2::tableTag;
accelerator_templ_t (hb_face_t *face)
{
if (!face) return;

3
thirdparty/harfbuzz/src/hb-ot-hmtx-table.hh vendored
View File

@ -179,6 +179,7 @@ struct hmtxvmtx
lm.advance = mtx.first;
lm.sb = mtx.second;
}
// TODO(beyond-64k): This assumes that maxp.numGlyphs is 0xFFFF.
else if (gid < 0x10000u)
short_metrics[gid] = mtx.second;
else
@ -199,6 +200,8 @@ struct hmtxvmtx
/* Determine num_long_metrics to encode. */
auto& plan = c->plan;
// TODO Don't consider retaingid holes here.
num_long_metrics = hb_min (plan->num_output_glyphs (), 0xFFFFu);
unsigned int last_advance = get_new_gid_advance_unscaled (plan, mtx_map, num_long_metrics - 1, _mtx);
while (num_long_metrics > 1 &&

52
thirdparty/harfbuzz/src/hb-ot-layout-common.hh vendored
View File

@ -1937,13 +1937,22 @@ struct ClassDefFormat2_4
{
/* Match if there's any glyph that is not listed! */
hb_codepoint_t g = HB_SET_VALUE_INVALID;
for (auto &range : rangeRecord)
hb_codepoint_t last = HB_SET_VALUE_INVALID;
auto it = hb_iter (rangeRecord);
for (auto &range : it)
{
if (it->first == last + 1)
{
it++;
continue;
}
if (!glyphs->next (&g))
break;
if (g < range.first)
return true;
g = range.last;
last = g;
}
if (g != HB_SET_VALUE_INVALID && glyphs->next (&g))
return true;
@ -2928,9 +2937,29 @@ struct ConditionFormat1
const hb_map_t *index_map = &c->plan->axes_index_map;
if (index_map->is_empty ()) return_trace (true);
if (!index_map->has (axisIndex))
const hb_map_t& axes_old_index_tag_map = c->plan->axes_old_index_tag_map;
hb_codepoint_t *axis_tag;
if (!axes_old_index_tag_map.has (axisIndex, &axis_tag) ||
!index_map->has (axisIndex))
return_trace (false);
const hb_hashmap_t<hb_tag_t, Triple>& normalized_axes_location = c->plan->axes_location;
Triple axis_limit{-1.f, 0.f, 1.f};
Triple *normalized_limit;
if (normalized_axes_location.has (*axis_tag, &normalized_limit))
axis_limit = *normalized_limit;
const hb_hashmap_t<hb_tag_t, TripleDistances>& axes_triple_distances = c->plan->axes_triple_distances;
TripleDistances axis_triple_distances{1.f, 1.f};
TripleDistances *triple_dists;
if (axes_triple_distances.has (*axis_tag, &triple_dists))
axis_triple_distances = *triple_dists;
float normalized_min = renormalizeValue (filterRangeMinValue.to_float (), axis_limit, axis_triple_distances, false);
float normalized_max = renormalizeValue (filterRangeMaxValue.to_float (), axis_limit, axis_triple_distances, false);
out->filterRangeMinValue.set_float (normalized_min);
out->filterRangeMaxValue.set_float (normalized_max);
return_trace (c->serializer->check_assign (out->axisIndex, index_map->get (axisIndex),
HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
@ -2946,15 +2975,16 @@ struct ConditionFormat1
hb_tag_t axis_tag = c->axes_index_tag_map->get (axisIndex);
Triple axis_range (-1.f, 0.f, 1.f);
if (c->axes_location->has (axis_tag))
axis_range = c->axes_location->get (axis_tag);
Triple *axis_limit;
if (c->axes_location->has (axis_tag, &axis_limit))
axis_range = *axis_limit;
int axis_min_val = axis_range.minimum;
int axis_default_val = axis_range.middle;
int axis_max_val = axis_range.maximum;
float axis_min_val = axis_range.minimum;
float axis_default_val = axis_range.middle;
float axis_max_val = axis_range.maximum;
int16_t filter_min_val = filterRangeMinValue.to_int ();
int16_t filter_max_val = filterRangeMaxValue.to_int ();
float filter_min_val = filterRangeMinValue.to_float ();
float filter_max_val = filterRangeMaxValue.to_float ();
if (axis_default_val < filter_min_val ||
axis_default_val > filter_max_val)
@ -2974,7 +3004,9 @@ struct ConditionFormat1
{
// add axisIndex->value into the hashmap so we can check if the record is
// unique with variations
hb_codepoint_t val = (filter_max_val << 16) + filter_min_val;
int16_t int_filter_max_val = filterRangeMaxValue.to_int ();
int16_t int_filter_min_val = filterRangeMinValue.to_int ();
hb_codepoint_t val = (int_filter_max_val << 16) + int_filter_min_val;
condition_map->set (axisIndex, val);
return KEEP_COND_WITH_VAR;

387
thirdparty/harfbuzz/src/hb-ot-layout-gsubgpos.hh vendored
View File

@ -402,16 +402,6 @@ struct hb_ot_apply_context_t :
{
struct matcher_t
{
matcher_t () :
lookup_props (0),
mask (-1),
ignore_zwnj (false),
ignore_zwj (false),
per_syllable (false),
syllable {0},
match_func (nullptr),
match_data (nullptr) {}
typedef bool (*match_func_t) (hb_glyph_info_t &info, unsigned value, const void *data);
void set_ignore_zwnj (bool ignore_zwnj_) { ignore_zwnj = ignore_zwnj_; }
@ -470,14 +460,14 @@ struct hb_ot_apply_context_t :
}
protected:
unsigned int lookup_props;
hb_mask_t mask;
bool ignore_zwnj;
bool ignore_zwj;
bool per_syllable;
uint8_t syllable;
match_func_t match_func;
const void *match_data;
unsigned int lookup_props = 0;
hb_mask_t mask = -1;
bool ignore_zwnj = false;
bool ignore_zwj = false;
bool per_syllable = false;
uint8_t syllable = 0;
match_func_t match_func = nullptr;
const void *match_data = nullptr;
};
struct skipping_iterator_t
@ -528,11 +518,9 @@ struct hb_ot_apply_context_t :
#ifndef HB_OPTIMIZE_SIZE
HB_ALWAYS_INLINE
#endif
void reset (unsigned int start_index_,
unsigned int num_items_)
void reset (unsigned int start_index_)
{
idx = start_index_;
num_items = num_items_;
end = c->buffer->len;
matcher.set_syllable (start_index_ == c->buffer->idx ? c->buffer->cur().syllable () : 0);
}
@ -540,17 +528,14 @@ struct hb_ot_apply_context_t :
#ifndef HB_OPTIMIZE_SIZE
HB_ALWAYS_INLINE
#endif
void reset_fast (unsigned int start_index_,
unsigned int num_items_)
void reset_fast (unsigned int start_index_)
{
// Doesn't set end or syllable. Used by GPOS which doesn't care / change.
idx = start_index_;
num_items = num_items_;
}
void reject ()
{
num_items++;
backup_glyph_data ();
}
@ -593,12 +578,7 @@ struct hb_ot_apply_context_t :
#endif
bool next (unsigned *unsafe_to = nullptr)
{
assert (num_items > 0);
/* The alternate condition below is faster at string boundaries,
* but produces subpar "unsafe-to-concat" values. */
signed stop = (signed) end - (signed) num_items;
if (c->buffer->flags & HB_BUFFER_FLAG_PRODUCE_UNSAFE_TO_CONCAT)
stop = (signed) end - 1;
const signed stop = (signed) end - 1;
while ((signed) idx < stop)
{
idx++;
@ -606,7 +586,6 @@ struct hb_ot_apply_context_t :
{
case MATCH:
{
num_items--;
advance_glyph_data ();
return true;
}
@ -629,12 +608,7 @@ struct hb_ot_apply_context_t :
#endif
bool prev (unsigned *unsafe_from = nullptr)
{
assert (num_items > 0);
/* The alternate condition below is faster at string boundaries,
* but produces subpar "unsafe-to-concat" values. */
unsigned stop = num_items - 1;
if (c->buffer->flags & HB_BUFFER_FLAG_PRODUCE_UNSAFE_TO_CONCAT)
stop = 1 - 1;
const unsigned stop = 0;
while (idx > stop)
{
idx--;
@ -642,7 +616,6 @@ struct hb_ot_apply_context_t :
{
case MATCH:
{
num_items--;
advance_glyph_data ();
return true;
}
@ -661,6 +634,7 @@ struct hb_ot_apply_context_t :
return false;
}
HB_ALWAYS_INLINE
hb_codepoint_t
get_glyph_data ()
{
@ -671,6 +645,7 @@ struct hb_ot_apply_context_t :
#endif
return 0;
}
HB_ALWAYS_INLINE
void
advance_glyph_data ()
{
@ -699,7 +674,6 @@ struct hb_ot_apply_context_t :
const HBUINT24 *match_glyph_data24;
#endif
unsigned int num_items;
unsigned int end;
};
@ -826,7 +800,7 @@ struct hb_ot_apply_context_t :
* match_props has the set index.
*/
if (match_props & LookupFlag::UseMarkFilteringSet)
return gdef.mark_set_covers (match_props >> 16, glyph);
return gdef_accel.mark_set_covers (match_props >> 16, glyph);
/* The second byte of match_props has the meaning
* "ignore marks of attachment type different than
@ -1198,6 +1172,10 @@ static inline void collect_array (hb_collect_glyphs_context_t *c HB_UNUSED,
}
static inline bool match_always (hb_glyph_info_t &info HB_UNUSED, unsigned value HB_UNUSED, const void *data HB_UNUSED)
{
return true;
}
static inline bool match_glyph (hb_glyph_info_t &info, unsigned value, const void *data HB_UNUSED)
{
return info.codepoint == value;
@ -1218,6 +1196,28 @@ static inline bool match_class_cached (hb_glyph_info_t &info, unsigned value, co
info.syllable() = klass;
return klass == value;
}
static inline bool match_class_cached1 (hb_glyph_info_t &info, unsigned value, const void *data)
{
unsigned klass = info.syllable() & 0x0F;
if (klass < 15)
return klass == value;
const ClassDef &class_def = *reinterpret_cast<const ClassDef *>(data);
klass = class_def.get_class (info.codepoint);
if (likely (klass < 15))
info.syllable() = (info.syllable() & 0xF0) | klass;
return klass == value;
}
static inline bool match_class_cached2 (hb_glyph_info_t &info, unsigned value, const void *data)
{
unsigned klass = (info.syllable() & 0xF0) >> 4;
if (klass < 15)
return klass == value;
const ClassDef &class_def = *reinterpret_cast<const ClassDef *>(data);
klass = class_def.get_class (info.codepoint);
if (likely (klass < 15))
info.syllable() = (info.syllable() & 0x0F) | (klass << 4);
return klass == value;
}
static inline bool match_coverage (hb_glyph_info_t &info, unsigned value, const void *data)
{
Offset16To<Coverage> coverage;
@ -1265,7 +1265,7 @@ static bool match_input (hb_ot_apply_context_t *c,
hb_buffer_t *buffer = c->buffer;
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_input;
skippy_iter.reset (buffer->idx, count - 1);
skippy_iter.reset (buffer->idx);
skippy_iter.set_match_func (match_func, match_data);
skippy_iter.set_glyph_data (input);
@ -1505,7 +1505,7 @@ static bool match_backtrack (hb_ot_apply_context_t *c,
TRACE_APPLY (nullptr);
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_context;
skippy_iter.reset (c->buffer->backtrack_len (), count);
skippy_iter.reset (c->buffer->backtrack_len ());
skippy_iter.set_match_func (match_func, match_data);
skippy_iter.set_glyph_data (backtrack);
@ -1538,7 +1538,7 @@ static bool match_lookahead (hb_ot_apply_context_t *c,
TRACE_APPLY (nullptr);
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_context;
skippy_iter.reset (start_index - 1, count);
skippy_iter.reset (start_index - 1);
skippy_iter.set_match_func (match_func, match_data);
skippy_iter.set_glyph_data (lookahead);
@ -1913,12 +1913,13 @@ static inline bool context_would_apply_lookup (hb_would_apply_context_t *c,
}
template <typename HBUINT>
static inline bool context_apply_lookup (hb_ot_apply_context_t *c,
unsigned int inputCount, /* Including the first glyph (not matched) */
const HBUINT input[], /* Array of input values--start with second glyph */
unsigned int lookupCount,
const LookupRecord lookupRecord[],
const ContextApplyLookupContext &lookup_context)
HB_ALWAYS_INLINE
static bool context_apply_lookup (hb_ot_apply_context_t *c,
unsigned int inputCount, /* Including the first glyph (not matched) */
const HBUINT input[], /* Array of input values--start with second glyph */
unsigned int lookupCount,
const LookupRecord lookupRecord[],
const ContextApplyLookupContext &lookup_context)
{
unsigned match_end = 0;
unsigned match_positions[HB_MAX_CONTEXT_LENGTH];
@ -1944,6 +1945,9 @@ static inline bool context_apply_lookup (hb_ot_apply_context_t *c,
template <typename Types>
struct Rule
{
template <typename T>
friend struct RuleSet;
bool intersects (const hb_set_t *glyphs, ContextClosureLookupContext &lookup_context) const
{
return context_intersects (glyphs,
@ -2065,7 +2069,6 @@ struct Rule
* design order */
public:
DEFINE_SIZE_ARRAY (4, inputZ);
DEFINE_SIZE_MAX (65536 * (Types::HBUINT::static_size + LookupRecord::static_size));
};
template <typename Types>
@ -2131,13 +2134,105 @@ struct RuleSet
const ContextApplyLookupContext &lookup_context) const
{
TRACE_APPLY (this);
return_trace (
+ hb_iter (rule)
| hb_map (hb_add (this))
| hb_map ([&] (const Rule &_) { return _.apply (c, lookup_context); })
| hb_any
)
;
unsigned num_rules = rule.len;
#ifndef HB_NO_OT_RULESETS_FAST_PATH
if (HB_OPTIMIZE_SIZE_VAL || num_rules <= 4)
#endif
{
slow:
return_trace (
+ hb_iter (rule)
| hb_map (hb_add (this))
| hb_map ([&] (const Rule &_) { return _.apply (c, lookup_context); })
| hb_any
)
;
}
/* This version is optimized for speed by matching the first & second
* components of the rule here, instead of calling into the matching code.
*
* Replicated from LigatureSet::apply(). */
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_input;
skippy_iter.reset (c->buffer->idx);
skippy_iter.set_match_func (match_always, nullptr);
skippy_iter.set_glyph_data ((HBUINT16 *) nullptr);
unsigned unsafe_to = (unsigned) -1, unsafe_to1 = 0, unsafe_to2 = 0;
hb_glyph_info_t *first = nullptr, *second = nullptr;
bool matched = skippy_iter.next ();
if (likely (matched))
{
first = &c->buffer->info[skippy_iter.idx];
unsafe_to = skippy_iter.idx + 1;
if (skippy_iter.may_skip (c->buffer->info[skippy_iter.idx]))
{
/* Can't use the fast path if eg. the next char is a default-ignorable
* or other skippable. */
goto slow;
}
}
else
{
/* Failed to match a next glyph. Only try applying rules that have
* no further input. */
return_trace (
+ hb_iter (rule)
| hb_map (hb_add (this))
| hb_filter ([&] (const Rule &_) { return _.inputCount <= 1; })
| hb_map ([&] (const Rule &_) { return _.apply (c, lookup_context); })
| hb_any
)
;
}
matched = skippy_iter.next ();
if (likely (matched && !skippy_iter.may_skip (c->buffer->info[skippy_iter.idx])))
{
second = &c->buffer->info[skippy_iter.idx];
unsafe_to2 = skippy_iter.idx + 1;
}
auto match_input = lookup_context.funcs.match;
auto *input_data = lookup_context.match_data;
for (unsigned int i = 0; i < num_rules; i++)
{
const auto &r = this+rule.arrayZ[i];
const auto &input = r.inputZ;
if (r.inputCount <= 1 ||
(!match_input ||
match_input (*first, input.arrayZ[0], input_data)))
{
if (!second ||
(r.inputCount <= 2 ||
(!match_input ||
match_input (*second, input.arrayZ[1], input_data)))
)
{
if (r.apply (c, lookup_context))
{
if (unsafe_to != (unsigned) -1)
c->buffer->unsafe_to_concat (c->buffer->idx, unsafe_to);
return_trace (true);
}
}
else
unsafe_to = unsafe_to2;
}
else
{
if (unsafe_to == (unsigned) -1)
unsafe_to = unsafe_to1;
}
}
if (likely (unsafe_to != (unsigned) -1))
c->buffer->unsafe_to_concat (c->buffer->idx, unsafe_to);
return_trace (false);
}
bool subset (hb_subset_context_t *c,
@ -2516,11 +2611,7 @@ struct ContextFormat2_5
if (cached && c->buffer->cur().syllable() < 255)
index = c->buffer->cur().syllable ();
else
{
index = class_def.get_class (c->buffer->cur().codepoint);
if (cached && index < 255)
c->buffer->cur().syllable() = index;
}
const RuleSet &rule_set = this+ruleSet[index];
return_trace (rule_set.apply (c, lookup_context));
}
@ -2914,16 +3005,17 @@ static inline bool chain_context_would_apply_lookup (hb_would_apply_context_t *c
}
template <typename HBUINT>
static inline bool chain_context_apply_lookup (hb_ot_apply_context_t *c,
unsigned int backtrackCount,
const HBUINT backtrack[],
unsigned int inputCount, /* Including the first glyph (not matched) */
const HBUINT input[], /* Array of input values--start with second glyph */
unsigned int lookaheadCount,
const HBUINT lookahead[],
unsigned int lookupCount,
const LookupRecord lookupRecord[],
const ChainContextApplyLookupContext &lookup_context)
HB_ALWAYS_INLINE
static bool chain_context_apply_lookup (hb_ot_apply_context_t *c,
unsigned int backtrackCount,
const HBUINT backtrack[],
unsigned int inputCount, /* Including the first glyph (not matched) */
const HBUINT input[], /* Array of input values--start with second glyph */
unsigned int lookaheadCount,
const HBUINT lookahead[],
unsigned int lookupCount,
const LookupRecord lookupRecord[],
const ChainContextApplyLookupContext &lookup_context)
{
unsigned end_index = c->buffer->idx;
unsigned match_end = 0;
@ -2962,6 +3054,9 @@ static inline bool chain_context_apply_lookup (hb_ot_apply_context_t *c,
template <typename Types>
struct ChainRule
{
template <typename T>
friend struct ChainRuleSet;
bool intersects (const hb_set_t *glyphs, ChainContextClosureLookupContext &lookup_context) const
{
const auto &input = StructAfter<decltype (inputX)> (backtrack);
@ -3148,7 +3243,6 @@ struct ChainRule
* design order) */
public:
DEFINE_SIZE_MIN (8);
DEFINE_SIZE_MAX (65536 * (3 * Types::HBUINT::static_size + LookupRecord::static_size));
};
template <typename Types>
@ -3211,13 +3305,119 @@ struct ChainRuleSet
const ChainContextApplyLookupContext &lookup_context) const
{
TRACE_APPLY (this);
return_trace (
+ hb_iter (rule)
| hb_map (hb_add (this))
| hb_map ([&] (const ChainRule &_) { return _.apply (c, lookup_context); })
| hb_any
)
;
unsigned num_rules = rule.len;
#ifndef HB_NO_OT_RULESETS_FAST_PATH
if (HB_OPTIMIZE_SIZE_VAL || num_rules <= 4)
#endif
{
slow:
return_trace (
+ hb_iter (rule)
| hb_map (hb_add (this))
| hb_map ([&] (const ChainRule &_) { return _.apply (c, lookup_context); })
| hb_any
)
;
}
/* This version is optimized for speed by matching the first & second
* components of the rule here, instead of calling into the matching code.
*
* Replicated from LigatureSet::apply(). */
hb_ot_apply_context_t::skipping_iterator_t &skippy_iter = c->iter_input;
skippy_iter.reset (c->buffer->idx);
skippy_iter.set_match_func (match_always, nullptr);
skippy_iter.set_glyph_data ((HBUINT16 *) nullptr);
unsigned unsafe_to = (unsigned) -1, unsafe_to1 = 0, unsafe_to2 = 0;
hb_glyph_info_t *first = nullptr, *second = nullptr;
bool matched = skippy_iter.next ();
if (likely (matched))
{
first = &c->buffer->info[skippy_iter.idx];
unsafe_to1 = skippy_iter.idx + 1;
if (skippy_iter.may_skip (c->buffer->info[skippy_iter.idx]))
{
/* Can't use the fast path if eg. the next char is a default-ignorable
* or other skippable. */
goto slow;
}
}
else
{
/* Failed to match a next glyph. Only try applying rules that have
* no further input and lookahead. */
return_trace (
+ hb_iter (rule)
| hb_map (hb_add (this))
| hb_filter ([&] (const ChainRule &_)
{
const auto &input = StructAfter<decltype (_.inputX)> (_.backtrack);
const auto &lookahead = StructAfter<decltype (_.lookaheadX)> (input);
return input.lenP1 <= 1 && lookahead.len == 0;
})
| hb_map ([&] (const ChainRule &_) { return _.apply (c, lookup_context); })
| hb_any
)
;
}
matched = skippy_iter.next ();
if (likely (matched && !skippy_iter.may_skip (c->buffer->info[skippy_iter.idx])))
{
second = &c->buffer->info[skippy_iter.idx];
unsafe_to2 = skippy_iter.idx + 1;
}
auto match_input = lookup_context.funcs.match[1];
auto match_lookahead = lookup_context.funcs.match[2];
auto *input_data = lookup_context.match_data[1];
auto *lookahead_data = lookup_context.match_data[2];
for (unsigned int i = 0; i < num_rules; i++)
{
const auto &r = this+rule.arrayZ[i];
const auto &input = StructAfter<decltype (r.inputX)> (r.backtrack);
const auto &lookahead = StructAfter<decltype (r.lookaheadX)> (input);
unsigned lenP1 = hb_max ((unsigned) input.lenP1, 1u);
if (lenP1 > 1 ?
(!match_input ||
match_input (*first, input.arrayZ[0], input_data))
:
(!lookahead.len || !match_lookahead ||
match_lookahead (*first, lookahead.arrayZ[0], lookahead_data)))
{
if (!second ||
(lenP1 > 2 ?
(!match_input ||
match_input (*second, input.arrayZ[1], input_data))
:
(lookahead.len <= 2 - lenP1 || !match_lookahead ||
match_lookahead (*second, lookahead.arrayZ[2 - lenP1], lookahead_data))))
{
if (r.apply (c, lookup_context))
{
if (unsafe_to != (unsigned) -1)
c->buffer->unsafe_to_concat (c->buffer->idx, unsafe_to);
return_trace (true);
}
}
else
unsafe_to = unsafe_to2;
}
else
{
if (unsafe_to == (unsigned) -1)
unsafe_to = unsafe_to1;
}
}
if (likely (unsafe_to != (unsigned) -1))
c->buffer->unsafe_to_concat (c->buffer->idx, unsafe_to);
return_trace (false);
}
bool subset (hb_subset_context_t *c,
@ -3616,26 +3816,22 @@ struct ChainContextFormat2_5
const ClassDef &input_class_def = this+inputClassDef;
const ClassDef &lookahead_class_def = this+lookaheadClassDef;
/* For ChainContextFormat2_5 we cache the LookaheadClassDef instead of InputClassDef.
* The reason is that most heavy fonts want to identify a glyph in context and apply
* a lookup to it. In this scenario, the length of the input sequence is one, whereas
* the lookahead / backtrack are typically longer. The one glyph in input sequence is
* looked-up below and no input glyph is looked up in individual rules, whereas the
* lookahead and backtrack glyphs are tried. Since we match lookahead before backtrack,
* we should cache lookahead. This decisions showed a 20% improvement in shaping of
* the Gulzar font.
*/
/* match_class_caches1 is slightly faster. Use it for lookahead,
* which is typically longer. */
struct ChainContextApplyLookupContext lookup_context = {
{{cached && &backtrack_class_def == &lookahead_class_def ? match_class_cached : match_class,
cached && &input_class_def == &lookahead_class_def ? match_class_cached : match_class,
cached ? match_class_cached : match_class}},
{{cached && &backtrack_class_def == &lookahead_class_def ? match_class_cached1 : match_class,
cached ? match_class_cached2 : match_class,
cached ? match_class_cached1 : match_class}},
{&backtrack_class_def,
&input_class_def,
&lookahead_class_def}
};
index = input_class_def.get_class (c->buffer->cur().codepoint);
// Note: Corresponds to match_class_cached2
if (cached && ((c->buffer->cur().syllable() & 0xF0) >> 4) < 15)
index = (c->buffer->cur().syllable () & 0xF0) >> 4;
else
index = input_class_def.get_class (c->buffer->cur().codepoint);
const ChainRuleSet &rule_set = this+ruleSet[index];
return_trace (rule_set.apply (c, lookup_context));
}
@ -4139,6 +4335,9 @@ struct hb_ot_layout_lookup_accelerator_t
bool may_have (hb_codepoint_t g) const
{ return digest.may_have (g); }
#ifndef HB_OPTIMIZE_SIZE
HB_ALWAYS_INLINE
#endif
bool apply (hb_ot_apply_context_t *c, unsigned subtables_count, bool use_cache) const
{
#ifndef HB_NO_OT_LAYOUT_LOOKUP_CACHE

40
thirdparty/harfbuzz/src/hb-ot-layout.cc vendored
View File

@ -1241,7 +1241,7 @@ script_collect_features (hb_collect_features_context_t *c,
* terminated by %HB_TAG_NONE
* @features: (nullable) (array zero-terminated=1): The array of features to collect,
* terminated by %HB_TAG_NONE
* @feature_indexes: (out): The array of feature indexes found for the query
* @feature_indexes: (out): The set of feature indexes found for the query
*
* Fetches a list of all feature indexes in the specified face's GSUB table
* or GPOS table, underneath the specified scripts, languages, and features.
@ -1282,6 +1282,44 @@ hb_ot_layout_collect_features (hb_face_t *face,
}
}
/**
* hb_ot_layout_collect_features_map:
* @face: #hb_face_t to work upon
* @table_tag: #HB_OT_TAG_GSUB or #HB_OT_TAG_GPOS
* @script_index: The index of the requested script tag
* @language_index: The index of the requested language tag
* @feature_map: (out): The map of feature tag to feature index.
*
* Fetches the mapping from feature tags to feature indexes for
* the specified script and language.
*
* Since: 8.1.0
**/
void
hb_ot_layout_collect_features_map (hb_face_t *face,
hb_tag_t table_tag,
unsigned script_index,
unsigned language_index,
hb_map_t *feature_map /* OUT */)
{
const OT::GSUBGPOS &g = get_gsubgpos_table (face, table_tag);
const OT::LangSys &l = g.get_script (script_index).get_lang_sys (language_index);
unsigned int count = l.get_feature_indexes (0, nullptr, nullptr);
feature_map->alloc (count);
for (unsigned int i = 0; i < count; i++)
{
unsigned feature_index = 0;
unsigned feature_count = 1;
l.get_feature_indexes (i, &feature_count, &feature_index);
if (!feature_count)
break;
hb_tag_t feature_tag = g.get_feature_tag (feature_index);
feature_map->set (feature_tag, feature_index);
}
}
/**
* hb_ot_layout_collect_lookups:

7
thirdparty/harfbuzz/src/hb-ot-layout.h vendored
View File

@ -324,6 +324,13 @@ hb_ot_layout_collect_features (hb_face_t *face,
const hb_tag_t *features,
hb_set_t *feature_indexes /* OUT */);
HB_EXTERN void
hb_ot_layout_collect_features_map (hb_face_t *face,
hb_tag_t table_tag,
unsigned script_index,
unsigned language_index,
hb_map_t *feature_map /* OUT */);
HB_EXTERN void
hb_ot_layout_collect_lookups (hb_face_t *face,
hb_tag_t table_tag,

22
thirdparty/harfbuzz/src/hb-ot-map.cc vendored
View File

@ -239,6 +239,13 @@ hb_ot_map_builder_t::compile (hb_ot_map_t &m,
feature_infos.shrink (j + 1);
}
hb_map_t feature_indices[2];
for (unsigned int table_index = 0; table_index < 2; table_index++)
hb_ot_layout_collect_features_map (face,
table_tags[table_index],
script_index[table_index],
language_index[table_index],
&feature_indices[table_index]);
/* Allocate bits now */
static_assert ((!(HB_GLYPH_FLAG_DEFINED & (HB_GLYPH_FLAG_DEFINED + 1))), "");
@ -261,7 +268,6 @@ hb_ot_map_builder_t::compile (hb_ot_map_t &m,
if (!info->max_value || next_bit + bits_needed >= global_bit_shift)
continue; /* Feature disabled, or not enough bits. */
bool found = false;
unsigned int feature_index[2];
for (unsigned int table_index = 0; table_index < 2; table_index++)
@ -269,12 +275,14 @@ hb_ot_map_builder_t::compile (hb_ot_map_t &m,
if (required_feature_tag[table_index] == info->tag)
required_feature_stage[table_index] = info->stage[table_index];
found |= (bool) hb_ot_layout_language_find_feature (face,
table_tags[table_index],
script_index[table_index],
language_index[table_index],
info->tag,
&feature_index[table_index]);
hb_codepoint_t *index;
if (feature_indices[table_index].has (info->tag, &index))
{
feature_index[table_index] = *index;
found = true;
}
else
feature_index[table_index] = HB_OT_LAYOUT_NO_FEATURE_INDEX;
}
if (!found && (info->flags & F_GLOBAL_SEARCH))
{

19
thirdparty/harfbuzz/src/hb-ot-shape.cc vendored
View File

@ -476,9 +476,18 @@ hb_set_unicode_props (hb_buffer_t *buffer)
{
_hb_glyph_info_set_unicode_props (&info[i], buffer);
unsigned gen_cat = _hb_glyph_info_get_general_category (&info[i]);
if (FLAG_UNSAFE (gen_cat) &
(FLAG (HB_UNICODE_GENERAL_CATEGORY_LOWERCASE_LETTER) |
FLAG (HB_UNICODE_GENERAL_CATEGORY_UPPERCASE_LETTER) |
FLAG (HB_UNICODE_GENERAL_CATEGORY_TITLECASE_LETTER) |
FLAG (HB_UNICODE_GENERAL_CATEGORY_OTHER_LETTER) |
FLAG (HB_UNICODE_GENERAL_CATEGORY_SPACE_SEPARATOR)))
continue;
/* Marks are already set as continuation by the above line.
* Handle Emoji_Modifier and ZWJ-continuation. */
if (unlikely (_hb_glyph_info_get_general_category (&info[i]) == HB_UNICODE_GENERAL_CATEGORY_MODIFIER_SYMBOL &&
if (unlikely (gen_cat == HB_UNICODE_GENERAL_CATEGORY_MODIFIER_SYMBOL &&
hb_in_range<hb_codepoint_t> (info[i].codepoint, 0x1F3FBu, 0x1F3FFu)))
{
_hb_glyph_info_set_continuation (&info[i]);
@ -756,6 +765,14 @@ hb_ot_shape_setup_masks_fraction (const hb_ot_shape_context_t *c)
_hb_glyph_info_get_general_category (&info[end]) ==
HB_UNICODE_GENERAL_CATEGORY_DECIMAL_NUMBER)
end++;
if (start == i || end == i + 1)
{
if (start == i)
buffer->unsafe_to_concat (start, start + 1);
if (end == i + 1)
buffer->unsafe_to_concat (end - 1, end);
continue;
}
buffer->unsafe_to_break (start, end);

1785
thirdparty/harfbuzz/src/hb-ot-shaper-use-machine.hh vendored
View File

File diff suppressed because it is too large Load Diff

164
thirdparty/harfbuzz/src/hb-ot-var-avar-table.hh vendored
View File

@ -72,6 +72,65 @@ struct AxisValueMap
return_trace (c->check_struct (this));
}
void set_mapping (float from_coord, float to_coord)
{
coords[0].set_float (from_coord);
coords[1].set_float (to_coord);
}
bool is_outside_axis_range (const Triple& axis_range) const
{
float from_coord = coords[0].to_float ();
return !axis_range.contains (from_coord);
}
bool must_include () const
{
float from_coord = coords[0].to_float ();
float to_coord = coords[1].to_float ();
return (from_coord == -1.f && to_coord == -1.f) ||
(from_coord == 0.f && to_coord == 0.f) ||
(from_coord == 1.f && to_coord == 1.f);
}
void instantiate (const Triple& axis_range,
const Triple& unmapped_range,
const TripleDistances& triple_distances)
{
float from_coord = coords[0].to_float ();
float to_coord = coords[1].to_float ();
from_coord = renormalizeValue (from_coord, unmapped_range, triple_distances);
to_coord = renormalizeValue (to_coord, axis_range, triple_distances);
coords[0].set_float (from_coord);
coords[1].set_float (to_coord);
}
HB_INTERNAL static int cmp (const void *pa, const void *pb)
{
const AxisValueMap *a = (const AxisValueMap *) pa;
const AxisValueMap *b = (const AxisValueMap *) pb;
int a_from = a->coords[0].to_int ();
int b_from = b->coords[0].to_int ();
if (a_from != b_from)
return a_from - b_from;
/* this should never be reached. according to the spec, all of the axis
* value map records for a given axis must have different fromCoord values
* */
int a_to = a->coords[1].to_int ();
int b_to = b->coords[1].to_int ();
return a_to - b_to;
}
bool serialize (hb_serialize_context_t *c) const
{
TRACE_SERIALIZE (this);
return_trace (c->embed (this));
}
public:
F2DOT14 coords[2];
// F2DOT14 fromCoord; /* A normalized coordinate value obtained using
@ -122,6 +181,78 @@ struct SegmentMaps : Array16Of<AxisValueMap>
int unmap (int value) const { return map (value, 1, 0); }
Triple unmap_axis_range (const Triple& axis_range) const
{
F2DOT14 val, unmapped_val;
val.set_float (axis_range.minimum);
unmapped_val.set_int (unmap (val.to_int ()));
float unmapped_min = unmapped_val.to_float ();
val.set_float (axis_range.middle);
unmapped_val.set_int (unmap (val.to_int ()));
float unmapped_middle = unmapped_val.to_float ();
val.set_float (axis_range.maximum);
unmapped_val.set_int (unmap (val.to_int ()));
float unmapped_max = unmapped_val.to_float ();
return Triple{unmapped_min, unmapped_middle, unmapped_max};
}
bool subset (hb_subset_context_t *c, hb_tag_t axis_tag) const
{
TRACE_SUBSET (this);
/* avar mapped normalized axis range*/
Triple *axis_range;
if (!c->plan->axes_location.has (axis_tag, &axis_range))
return c->serializer->embed (*this);
TripleDistances *axis_triple_distances;
if (!c->plan->axes_triple_distances.has (axis_tag, &axis_triple_distances))
return_trace (false);
auto *out = c->serializer->start_embed (this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
Triple unmapped_range = unmap_axis_range (*axis_range);
/* create a vector of retained mappings and sort */
hb_vector_t<AxisValueMap> value_mappings;
for (const auto& _ : as_array ())
{
if (_.is_outside_axis_range (unmapped_range))
continue;
AxisValueMap mapping;
mapping = _;
mapping.instantiate (*axis_range, unmapped_range, *axis_triple_distances);
/* (-1, -1), (0, 0), (1, 1) mappings will be added later, so avoid
* duplicates here */
if (mapping.must_include ())
continue;
value_mappings.push (std::move (mapping));
}
AxisValueMap m;
m.set_mapping (-1.f, -1.f);
value_mappings.push (m);
m.set_mapping (0.f, 0.f);
value_mappings.push (m);
m.set_mapping (1.f, 1.f);
value_mappings.push (m);
value_mappings.qsort ();
for (const auto& _ : value_mappings)
{
if (!_.serialize (c->serializer))
return_trace (false);
}
return_trace (c->serializer->check_assign (out->len, value_mappings.length, HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
public:
DEFINE_SIZE_ARRAY (2, *this);
};
@ -225,6 +356,39 @@ struct avar
}
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
unsigned retained_axis_count = c->plan->axes_index_map.get_population ();
if (!retained_axis_count) //all axes are pinned/dropped
return_trace (false);
avar *out = c->serializer->allocate_min<avar> ();
if (unlikely (!out)) return_trace (false);
out->version.major = 1;
out->version.minor = 0;
if (!c->serializer->check_assign (out->axisCount, retained_axis_count, HB_SERIALIZE_ERROR_INT_OVERFLOW))
return_trace (false);
const hb_map_t& axes_index_map = c->plan->axes_index_map;
const SegmentMaps *map = &firstAxisSegmentMaps;
unsigned count = axisCount;
for (unsigned int i = 0; i < count; i++)
{
if (axes_index_map.has (i))
{
hb_tag_t *axis_tag;
if (!c->plan->axes_old_index_tag_map.has (i, &axis_tag))
return_trace (false);
if (!map->subset (c, *axis_tag))
return_trace (false);
}
map = &StructAfter<SegmentMaps> (*map);
}
return_trace (true);
}
protected:
FixedVersion<>version; /* Version of the avar table
* initially set to 0x00010000u */

105
thirdparty/harfbuzz/src/hb-ot-var-common.hh vendored
View File

@ -60,18 +60,21 @@ struct DeltaSetIndexMapFormat01
entryFormat = ((width-1)<<4)|(inner_bit_count-1);
mapCount = output_map.length;
HBUINT8 *p = c->allocate_size<HBUINT8> (width * output_map.length, false);
HBUINT8 *p = c->allocate_size<HBUINT8> (width * output_map.length);
if (unlikely (!p)) return_trace (false);
for (unsigned int i = 0; i < output_map.length; i++)
{
unsigned int v = output_map[i];
unsigned int outer = v >> 16;
unsigned int inner = v & 0xFFFF;
unsigned int u = (outer << inner_bit_count) | inner;
for (unsigned int w = width; w > 0;)
unsigned int v = output_map.arrayZ[i];
if (v)
{
p[--w] = u;
u >>= 8;
unsigned int outer = v >> 16;
unsigned int inner = v & 0xFFFF;
unsigned int u = (outer << inner_bit_count) | inner;
for (unsigned int w = width; w > 0;)
{
p[--w] = u;
u >>= 8;
}
}
p += width;
}
@ -421,25 +424,6 @@ struct TupleVariationHeader
DEFINE_SIZE_MIN (4);
};
/* not using hb_bytes_t: avoid potential build issues with some compilers */
struct byte_data_t
{
hb_bytes_t bytes;
byte_data_t () = default;
byte_data_t (const char *p_, unsigned len_) : bytes (hb_bytes_t (p_, len_)) {}
void fini () { bytes.fini (); }
bool operator == (const byte_data_t& o) const
{ return bytes.arrayZ == o.bytes.arrayZ && bytes.length == o.bytes.length; }
explicit operator bool () const { return bytes.length; }
void copy (hb_serialize_context_t *c) const
{ c->embed (bytes.arrayZ, bytes.length); }
};
enum packed_delta_flag_t
{
DELTAS_ARE_ZERO = 0x80,
@ -505,6 +489,7 @@ struct tuple_delta_t
else
{
if (!o.indices.arrayZ[i]) continue;
indices.arrayZ[i] = true;
deltas_x[i] = o.deltas_x[i];
if (deltas_y && o.deltas_y)
deltas_y[i] = o.deltas_y[i];
@ -530,7 +515,8 @@ struct tuple_delta_t
return *this;
}
hb_vector_t<tuple_delta_t> change_tuple_var_axis_limit (hb_tag_t axis_tag, Triple axis_limit) const
hb_vector_t<tuple_delta_t> change_tuple_var_axis_limit (hb_tag_t axis_tag, Triple axis_limit,
TripleDistances axis_triple_distances) const
{
hb_vector_t<tuple_delta_t> out;
Triple *tent;
@ -550,7 +536,7 @@ struct tuple_delta_t
return out;
}
result_t solutions = rebase_tent (*tent, axis_limit);
result_t solutions = rebase_tent (*tent, axis_limit, axis_triple_distances);
for (auto t : solutions)
{
tuple_delta_t new_var = *this;
@ -715,6 +701,8 @@ struct tuple_delta_t
}
if (j != rounded_deltas.length) return false;
/* reset i because we reuse rounded_deltas for deltas_y */
i = 0;
encoded_len += encode_delta_run (i, compiled_deltas.as_array ().sub_array (encoded_len), rounded_deltas);
}
return compiled_deltas.resize (encoded_len);
@ -755,14 +743,14 @@ struct tuple_delta_t
while (run_length >= 64)
{
*it++ = (DELTAS_ARE_ZERO | 63);
*it++ = char (DELTAS_ARE_ZERO | 63);
run_length -= 64;
encoded_len++;
}
if (run_length)
{
*it++ = (DELTAS_ARE_ZERO | (run_length - 1));
*it++ = char (DELTAS_ARE_ZERO | (run_length - 1));
encoded_len++;
}
return encoded_len;
@ -870,6 +858,7 @@ struct tuple_delta_t
if (run_length)
{
*it++ = (DELTAS_ARE_WORDS | (run_length - 1));
encoded_len++;
while (start < i)
{
int16_t delta_val = deltas[start++];
@ -917,7 +906,7 @@ struct TupleVariationData
private:
/* referenced point set->compiled point data map */
hb_hashmap_t<const hb_vector_t<bool>*, byte_data_t> point_data_map;
hb_hashmap_t<const hb_vector_t<bool>*, hb_bytes_t> point_data_map;
/* referenced point set-> count map, used in finding shared points */
hb_hashmap_t<const hb_vector_t<bool>*, unsigned> point_set_count_map;
@ -1003,16 +992,21 @@ struct TupleVariationData
return true;
}
void change_tuple_variations_axis_limits (const hb_hashmap_t<hb_tag_t, Triple> *normalized_axes_location)
void change_tuple_variations_axis_limits (const hb_hashmap_t<hb_tag_t, Triple>& normalized_axes_location,
const hb_hashmap_t<hb_tag_t, TripleDistances>& axes_triple_distances)
{
for (auto _ : *normalized_axes_location)
for (auto _ : normalized_axes_location)
{
hb_tag_t axis_tag = _.first;
Triple axis_limit = _.second;
TripleDistances axis_triple_distances{1.f, 1.f};
if (axes_triple_distances.has (axis_tag))
axis_triple_distances = axes_triple_distances.get (axis_tag);
hb_vector_t<tuple_delta_t> new_vars;
for (const tuple_delta_t& var : tuple_vars)
{
hb_vector_t<tuple_delta_t> out = var.change_tuple_var_axis_limit (axis_tag, axis_limit);
hb_vector_t<tuple_delta_t> out = var.change_tuple_var_axis_limit (axis_tag, axis_limit, axis_triple_distances);
if (!out) continue;
unsigned new_len = new_vars.length + out.length;
@ -1054,7 +1048,7 @@ struct TupleVariationData
tuple_vars = std::move (new_vars);
}
byte_data_t compile_point_set (const hb_vector_t<bool> &point_indices)
hb_bytes_t compile_point_set (const hb_vector_t<bool> &point_indices)
{
unsigned num_points = 0;
for (bool i : point_indices)
@ -1066,15 +1060,15 @@ struct TupleVariationData
if (num_points == indices_length)
{
char *p = (char *) hb_calloc (1, sizeof (char));
if (unlikely (!p)) return byte_data_t ();
if (unlikely (!p)) return hb_bytes_t ();
return byte_data_t (p, 1);
return hb_bytes_t (p, 1);
}
/* allocate enough memories: 2 bytes for count + 3 bytes for each point */
unsigned num_bytes = 2 + 3 *num_points;
char *p = (char *) hb_calloc (num_bytes, sizeof (char));
if (unlikely (!p)) return byte_data_t ();
if (unlikely (!p)) return hb_bytes_t ();
unsigned pos = 0;
/* binary data starts with the total number of reference points */
@ -1137,10 +1131,10 @@ struct TupleVariationData
else
p[header_pos] = (run_length - 1) | 0x80;
}
return byte_data_t (p, pos);
return hb_bytes_t (p, pos);
}
/* compile all point set and store byte data in a point_set->byte_data_t hashmap,
/* compile all point set and store byte data in a point_set->hb_bytes_t hashmap,
* also update point_set->count map, which will be used in finding shared
* point set*/
bool compile_all_point_sets ()
@ -1157,8 +1151,8 @@ struct TupleVariationData
continue;
}
byte_data_t compiled_data = compile_point_set (*points_set);
if (unlikely (compiled_data == byte_data_t ()))
hb_bytes_t compiled_data = compile_point_set (*points_set);
if (unlikely (compiled_data == hb_bytes_t ()))
return false;
if (!point_data_map.set (points_set, compiled_data) ||
@ -1169,19 +1163,19 @@ struct TupleVariationData
}
/* find shared points set which saves most bytes */
byte_data_t find_shared_points ()
hb_bytes_t find_shared_points ()
{
unsigned max_saved_bytes = 0;
byte_data_t res{};
hb_bytes_t res{};
for (const auto& _ : point_data_map.iter ())
{
const hb_vector_t<bool>* points_set = _.first;
unsigned data_length = _.second.bytes.length;
unsigned data_length = _.second.length;
unsigned *count;
if (unlikely (!point_set_count_map.has (points_set, &count) ||
*count <= 1))
return byte_data_t ();
return hb_bytes_t ();
unsigned saved_bytes = data_length * ((*count) -1);
if (saved_bytes > max_saved_bytes)
@ -1193,9 +1187,10 @@ struct TupleVariationData
return res;
}
void instantiate (const hb_hashmap_t<hb_tag_t, Triple>& normalized_axes_location)
void instantiate (const hb_hashmap_t<hb_tag_t, Triple>& normalized_axes_location,
const hb_hashmap_t<hb_tag_t, TripleDistances>& axes_triple_distances)
{
change_tuple_variations_axis_limits (&normalized_axes_location);
change_tuple_variations_axis_limits (normalized_axes_location, axes_triple_distances);
merge_tuple_variations ();
}
@ -1209,14 +1204,14 @@ struct TupleVariationData
for (auto& tuple: tuple_vars)
{
const hb_vector_t<bool>* points_set = &(tuple.indices);
byte_data_t *points_data;
hb_bytes_t *points_data;
if (unlikely (!point_data_map.has (points_set, &points_data)))
return false;
if (!tuple.compile_deltas ())
return false;
if (!tuple.compile_tuple_var_header (axes_index_map, points_data->bytes.length, axes_old_index_tag_map))
if (!tuple.compile_tuple_var_header (axes_index_map, points_data->length, axes_old_index_tag_map))
return false;
}
return true;
@ -1227,8 +1222,7 @@ struct TupleVariationData
TRACE_SERIALIZE (this);
for (const auto& tuple: tuple_vars)
{
byte_data_t compiled_bytes {tuple.compiled_tuple_header.arrayZ, tuple.compiled_tuple_header.length};
compiled_bytes.copy (c);
tuple.compiled_tuple_header.as_array ().copy (c);
if (c->in_error ()) return_trace (false);
total_header_len += tuple.compiled_tuple_header.length;
}
@ -1241,13 +1235,12 @@ struct TupleVariationData
for (const auto& tuple: tuple_vars)
{
const hb_vector_t<bool>* points_set = &(tuple.indices);
byte_data_t *point_data;
hb_bytes_t *point_data;
if (!point_data_map.has (points_set, &point_data))
return_trace (false);
point_data->copy (c);
byte_data_t compiled_bytes {tuple.compiled_deltas.arrayZ, tuple.compiled_deltas.length};
compiled_bytes.copy (c);
tuple.compiled_deltas.as_array ().copy (c);
if (c->in_error ()) return_trace (false);
}
return_trace (true);

3
thirdparty/harfbuzz/src/hb-ot-var-cvar-table.hh vendored
View File

@ -161,13 +161,14 @@ struct cvar
const hb_tag_t cvt = HB_TAG('c','v','t',' ');
hb_blob_t *cvt_blob = hb_face_reference_table (c->plan->source, cvt);
unsigned point_count = hb_blob_get_length (cvt_blob) / FWORD::static_size;
hb_blob_destroy (cvt_blob);
if (!decompile_tuple_variations (axis_count, point_count, false,
&(c->plan->axes_old_index_tag_map),
tuple_variations))
return_trace (false);
tuple_variations.instantiate (c->plan->axes_location);
tuple_variations.instantiate (c->plan->axes_location, c->plan->axes_triple_distances);
if (!tuple_variations.compile_bytes (c->plan->axes_index_map, c->plan->axes_old_index_tag_map))
return_trace (false);

42
thirdparty/harfbuzz/src/hb-ot-var-fvar-table.hh vendored
View File

@ -99,16 +99,16 @@ struct InstanceRecord
for (unsigned i = 0 ; i < axis_count; i++)
{
uint32_t *axis_tag;
Triple *axis_limit;
// only keep instances whose coordinates == pinned axis location
if (!c->plan->axes_old_index_tag_map.has (i, &axis_tag)) continue;
if (axes_location->has (*axis_tag))
if (!c->plan->axes_old_index_tag_map.has (i, &axis_tag)) return_trace (false);
if (axes_location->has (*axis_tag, &axis_limit))
{
Triple axis_limit = axes_location->get (*axis_tag);
if (!axis_coord_pinned_or_within_axis_range (coords, i, axis_limit))
if (!axis_coord_pinned_or_within_axis_range (coords, i, *axis_limit))
return_trace (false);
//skip pinned axis
if (axis_limit.is_point ())
if (axis_limit->is_point ())
continue;
}
@ -228,6 +228,30 @@ struct AxisRecord
return defaultValue.to_float ();
}
TripleDistances get_triple_distances () const
{
float min, default_, max;
get_coordinates (min, default_, max);
return TripleDistances (min, default_, max);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (this);
if (unlikely (!out)) return_trace (false);
const hb_hashmap_t<hb_tag_t, Triple>& user_axes_location = c->plan->user_axes_location;
Triple *axis_limit;
if (user_axes_location.has (axisTag, &axis_limit))
{
out->minValue.set_float (axis_limit->minimum);
out->defaultValue.set_float (axis_limit->middle);
out->maxValue.set_float (axis_limit->maximum);
}
return_trace (true);
}
public:
Tag axisTag; /* Tag identifying the design variation for the axis. */
protected:
@ -416,21 +440,25 @@ struct fvar
for (unsigned i = 0 ; i < (unsigned)axisCount; i++)
{
if (!c->plan->axes_index_map.has (i)) continue;
if (unlikely (!c->serializer->embed (axes_records[i])))
if (unlikely (!axes_records[i].subset (c)))
return_trace (false);
}
if (!c->serializer->check_assign (out->firstAxis, get_size (), HB_SERIALIZE_ERROR_INT_OVERFLOW))
return_trace (false);
unsigned num_retained_instances = 0;
for (unsigned i = 0 ; i < (unsigned)instanceCount; i++)
{
const InstanceRecord *instance = get_instance (i);
auto snap = c->serializer->snapshot ();
if (!instance->subset (c, axisCount, has_postscript_nameid))
c->serializer->revert (snap);
else
num_retained_instances++;
}
return_trace (true);
return_trace (c->serializer->check_assign (out->instanceCount, num_retained_instances, HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
public:

53
thirdparty/harfbuzz/src/hb-ot-var-hvar-table.hh vendored
View File

@ -45,7 +45,8 @@ struct index_map_subset_plan_t
void init (const DeltaSetIndexMap &index_map,
hb_inc_bimap_t &outer_map,
hb_vector_t<hb_set_t *> &inner_sets,
const hb_subset_plan_t *plan)
const hb_subset_plan_t *plan,
bool bypass_empty = true)
{
map_count = 0;
outer_bit_count = 0;
@ -53,11 +54,10 @@ struct index_map_subset_plan_t
max_inners.init ();
output_map.init ();
if (&index_map == &Null (DeltaSetIndexMap)) return;
if (bypass_empty && !index_map.get_map_count ()) return;
unsigned int last_val = (unsigned int)-1;
hb_codepoint_t last_gid = HB_CODEPOINT_INVALID;
hb_codepoint_t num_gid = (hb_codepoint_t) hb_min (index_map.get_map_count (), plan->num_output_glyphs ());
outer_bit_count = (index_map.get_width () * 8) - index_map.get_inner_bit_count ();
max_inners.resize (inner_sets.length);
@ -68,24 +68,17 @@ struct index_map_subset_plan_t
unsigned count = new_to_old_gid_list.length;
for (unsigned j = count; j; j--)
{
hb_codepoint_t gid = new_to_old_gid_list[j - 1].first;
if (gid >= num_gid) continue;
hb_codepoint_t old_gid = new_to_old_gid_list[j - 1].second;
hb_codepoint_t gid = new_to_old_gid_list.arrayZ[j - 1].first;
hb_codepoint_t old_gid = new_to_old_gid_list.arrayZ[j - 1].second;
unsigned int v = index_map.map (old_gid);
if (last_gid == HB_CODEPOINT_INVALID)
{
if (gid + 1 != num_gid)
{
last_gid = gid + 1;
break;
}
last_val = v;
last_gid = gid;
continue;
}
if (v != last_val || gid + 1 != last_gid)
if (v != last_val)
break;
last_gid = gid;
@ -120,8 +113,6 @@ struct index_map_subset_plan_t
const hb_vector_t<hb_inc_bimap_t> &inner_maps,
const hb_subset_plan_t *plan)
{
if (input_map == &Null (DeltaSetIndexMap)) return;
for (unsigned int i = 0; i < max_inners.length; i++)
{
if (inner_maps[i].get_population () == 0) continue;
@ -129,18 +120,17 @@ struct index_map_subset_plan_t
if (bit_count > inner_bit_count) inner_bit_count = bit_count;
}
output_map.resize (map_count);
for (hb_codepoint_t gid = 0; gid < output_map.length; gid++)
if (unlikely (!output_map.resize (map_count))) return;
for (const auto &_ : plan->new_to_old_gid_list)
{
hb_codepoint_t old_gid;
if (plan->old_gid_for_new_gid (gid, &old_gid))
{
uint32_t v = input_map->map (old_gid);
unsigned int outer = v >> 16;
output_map[gid] = (outer_map[outer] << 16) | (inner_maps[outer][v & 0xFFFF]);
}
else
output_map[gid] = 0; /* Map unused glyph to outer/inner=0/0 */
hb_codepoint_t new_gid = _.first;
hb_codepoint_t old_gid = _.second;
if (unlikely (new_gid >= map_count)) break;
uint32_t v = input_map->map (old_gid);
unsigned int outer = v >> 16;
output_map.arrayZ[new_gid] = (outer_map[outer] << 16) | (inner_maps[outer][v & 0xFFFF]);
}
}
@ -184,7 +174,7 @@ struct hvarvvar_subset_plan_t
if (unlikely (!index_map_plans.length || !inner_sets.length || !inner_maps.length)) return;
bool retain_adv_map = false;
index_map_plans[0].init (*index_maps[0], outer_map, inner_sets, plan);
index_map_plans[0].init (*index_maps[0], outer_map, inner_sets, plan, false);
if (index_maps[0] == &Null (DeltaSetIndexMap))
{
retain_adv_map = plan->flags & HB_SUBSET_FLAGS_RETAIN_GIDS;
@ -201,13 +191,10 @@ struct hvarvvar_subset_plan_t
if (retain_adv_map)
{
unsigned num_glyphs = plan->num_output_glyphs ();
for (hb_codepoint_t gid = 0; gid < num_glyphs; gid++)
for (const auto &_ : plan->new_to_old_gid_list)
{
if (inner_sets[0]->has (gid))
inner_maps[0].add (gid);
else
inner_maps[0].skip ();
hb_codepoint_t old_gid = _.second;
inner_maps[0].add (old_gid);
}
}
else

27
thirdparty/harfbuzz/src/hb-priority-queue.hh vendored
View File

@ -54,6 +54,9 @@ struct hb_priority_queue_t
bool in_error () const { return heap.in_error (); }
#ifndef HB_OPTIMIZE_SIZE
HB_ALWAYS_INLINE
#endif
void insert (int64_t priority, unsigned value)
{
heap.push (item_t (priority, value));
@ -61,6 +64,9 @@ struct hb_priority_queue_t
bubble_up (heap.length - 1);
}
#ifndef HB_OPTIMIZE_SIZE
HB_ALWAYS_INLINE
#endif
item_t pop_minimum ()
{
assert (!is_empty ());
@ -106,8 +112,10 @@ struct hb_priority_queue_t
return 2 * index + 2;
}
HB_ALWAYS_INLINE
void bubble_down (unsigned index)
{
repeat:
assert (index < heap.length);
unsigned left = left_child (index);
@ -123,19 +131,21 @@ struct hb_priority_queue_t
&& (!has_right || heap.arrayZ[index].first <= heap.arrayZ[right].first))
return;
unsigned child;
if (!has_right || heap.arrayZ[left].first < heap.arrayZ[right].first)
{
swap (index, left);
bubble_down (left);
return;
}
child = left;
else
child = right;
swap (index, right);
bubble_down (right);
swap (index, child);
index = child;
goto repeat;
}
HB_ALWAYS_INLINE
void bubble_up (unsigned index)
{
repeat:
assert (index < heap.length);
if (index == 0) return;
@ -145,7 +155,8 @@ struct hb_priority_queue_t
return;
swap (index, parent_index);
bubble_up (parent_index);
index = parent_index;
goto repeat;
}
void swap (unsigned a, unsigned b)

6
thirdparty/harfbuzz/src/hb-sanitize.hh vendored
View File

@ -258,7 +258,8 @@ struct hb_sanitize_context_t :
this->max_ops = -1;
return false;
}
return (this->max_ops -= (int) count) > 0;
this->max_ops -= (int) count;
return true;
}
#ifndef HB_OPTIMIZE_SIZE
@ -381,6 +382,9 @@ struct hb_sanitize_context_t :
}
template <typename Type>
#ifndef HB_OPTIMIZE_SIZE
HB_ALWAYS_INLINE
#endif
bool check_struct (const Type *obj) const
{
if (sizeof (uintptr_t) == sizeof (uint32_t))

2
thirdparty/harfbuzz/src/hb-serialize.hh vendored
View File

@ -266,7 +266,7 @@ struct hb_serialize_context_t
propagate_error (std::forward<Ts> (os)...); }
/* To be called around main operation. */
template <typename Type>
template <typename Type=char>
__attribute__((returns_nonnull))
Type *start_serialize ()
{

2
thirdparty/harfbuzz/src/hb-subset-cff-common.hh vendored
View File

@ -773,7 +773,7 @@ struct subr_subsetter_t
}
}
/* Doing this here one by one instead of compacting all at the en
/* Doing this here one by one instead of compacting all at the end
* has massive peak-memory saving.
*
* The compacting both saves memory and makes further operations

10
thirdparty/harfbuzz/src/hb-subset-cff1.cc vendored
View File

@ -551,14 +551,12 @@ struct cff1_subset_plan
sid = sidmap.add (sid);
if (sid != last_sid + 1)
{
subset_charset_ranges.push (code_pair_t {sid, glyph});
if (glyph == old_glyph && skip)
{
glyph = hb_min (_.first - 1, glyph_to_sid_map->arrayZ[old_glyph].glyph);
sid += glyph - old_glyph;
}
if (glyph == old_glyph && skip)
{
glyph = hb_min (_.first - 1, glyph_to_sid_map->arrayZ[old_glyph].glyph);
sid += glyph - old_glyph;
}
last_sid = sid;
}

37
thirdparty/harfbuzz/src/hb-subset-cff1.hh vendored
View File

@ -1,37 +0,0 @@
/*
* Copyright © 2018 Adobe Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Adobe Author(s): Michiharu Ariza
*/
#ifndef HB_SUBSET_CFF1_HH
#define HB_SUBSET_CFF1_HH
#include "hb.hh"
#include "hb-subset-plan.hh"
HB_INTERNAL bool
hb_subset_cff1 (hb_subset_context_t *c);
#endif /* HB_SUBSET_CFF1_HH */

37
thirdparty/harfbuzz/src/hb-subset-cff2.hh vendored
View File

@ -1,37 +0,0 @@
/*
* Copyright © 2018 Adobe Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Adobe Author(s): Michiharu Ariza
*/
#ifndef HB_SUBSET_CFF2_HH
#define HB_SUBSET_CFF2_HH
#include "hb.hh"
#include "hb-subset-plan.hh"
HB_INTERNAL bool
hb_subset_cff2 (hb_subset_context_t *c);
#endif /* HB_SUBSET_CFF2_HH */

1
thirdparty/harfbuzz/src/hb-subset-input.cc vendored
View File

@ -69,7 +69,6 @@ hb_subset_input_t::hb_subset_input_t ()
sets.drop_tables->add_array (default_drop_tables, ARRAY_LENGTH (default_drop_tables));
hb_tag_t default_no_subset_tables[] = {
HB_TAG ('a', 'v', 'a', 'r'),
HB_TAG ('g', 'a', 's', 'p'),
HB_TAG ('f', 'p', 'g', 'm'),
HB_TAG ('p', 'r', 'e', 'p'),

54
thirdparty/harfbuzz/src/hb-subset-instancer-solver.cc vendored
View File

@ -253,9 +253,8 @@ _solve (Triple tent, Triple axisLimit, bool negative = false)
* axisDef axisMax
*/
float newUpper = peak + (1 - gain) * (upper - peak);
// I feel like the first condition is always true because
// outGain >= gain.
if (axisMax <= newUpper && newUpper <= axisDef + (axisMax - axisDef) * 2)
assert (axisMax <= newUpper); // Because outGain >= gain
if (newUpper <= axisDef + (axisMax - axisDef) * 2)
{
upper = newUpper;
if (!negative && axisDef + (axisMax - axisDef) * MAX_F2DOT14 < upper)
@ -362,38 +361,47 @@ _solve (Triple tent, Triple axisLimit, bool negative = false)
return out;
}
/* Normalizes value based on a min/default/max triple. */
static inline float normalizeValue (float v, const Triple &triple, bool extrapolate = false)
static inline TripleDistances _reverse_triple_distances (const TripleDistances &v)
{ return TripleDistances (v.positive, v.negative); }
float renormalizeValue (float v, const Triple &triple,
const TripleDistances &triple_distances, bool extrapolate)
{
/*
>>> normalizeValue(400, (100, 400, 900))
0.0
>>> normalizeValue(100, (100, 400, 900))
-1.0
>>> normalizeValue(650, (100, 400, 900))
0.5
*/
float lower = triple.minimum, def = triple.middle, upper = triple.maximum;
assert (lower <= def && def <= upper);
if (!extrapolate)
v = hb_max (hb_min (v, upper), lower);
if ((v == def) || (lower == upper))
if (v == def)
return 0.f;
if ((v < def && lower != def) || (v > def && upper == def))
return (v - def) / (def - lower);
else
{
assert ((v > def && upper != def) ||
(v < def && lower == def));
if (def < 0.f)
return -renormalizeValue (-v, _reverse_negate (triple),
_reverse_triple_distances (triple_distances), extrapolate);
/* default >= 0 and v != default */
if (v > def)
return (v - def) / (upper - def);
}
/* v < def */
if (lower >= 0.f)
return (v - def) / (def - lower);
/* lower < 0 and v < default */
float total_distance = triple_distances.negative * (-lower) + triple_distances.positive * def;
float v_distance;
if (v >= 0.f)
v_distance = (def - v) * triple_distances.positive;
else
v_distance = (-v) * triple_distances.negative + triple_distances.positive * def;
return (-v_distance) /total_distance;
}
result_t
rebase_tent (Triple tent, Triple axisLimit)
rebase_tent (Triple tent, Triple axisLimit, TripleDistances axis_triple_distances)
{
assert (-1.f <= axisLimit.minimum && axisLimit.minimum <= axisLimit.middle && axisLimit.middle <= axisLimit.maximum && axisLimit.maximum <= +1.f);
assert (-2.f <= tent.minimum && tent.minimum <= tent.middle && tent.middle <= tent.maximum && tent.maximum <= +2.f);
@ -401,7 +409,7 @@ rebase_tent (Triple tent, Triple axisLimit)
result_t sols = _solve (tent, axisLimit);
auto n = [&axisLimit] (float v) { return normalizeValue (v, axisLimit, true); };
auto n = [&axisLimit, &axis_triple_distances] (float v) { return renormalizeValue (v, axisLimit, axis_triple_distances); };
result_t out;
for (auto &p : sols)

24
thirdparty/harfbuzz/src/hb-subset-instancer-solver.hh vendored
View File

@ -27,6 +27,21 @@
#include "hb.hh"
/* pre-normalized distances */
struct TripleDistances
{
TripleDistances (): negative (1.f), positive (1.f) {}
TripleDistances (float neg_, float pos_): negative (neg_), positive (pos_) {}
TripleDistances (float min, float default_, float max)
{
negative = default_ - min;
positive = max - default_;
}
float negative;
float positive;
};
struct Triple {
Triple () :
@ -66,6 +81,7 @@ struct Triple {
return current;
}
float minimum;
float middle;
float maximum;
@ -74,6 +90,12 @@ struct Triple {
using result_item_t = hb_pair_t<float, Triple>;
using result_t = hb_vector_t<result_item_t>;
/* renormalize a normalized value v to the range of an axis,
* considering the prenormalized distances as well as the new axis limits.
* Ported from fonttools */
HB_INTERNAL float renormalizeValue (float v, const Triple &triple,
const TripleDistances &triple_distances,
bool extrapolate = true);
/* Given a tuple (lower,peak,upper) "tent" and new axis limits
* (axisMin,axisDefault,axisMax), solves how to represent the tent
* under the new axis configuration. All values are in normalized
@ -85,6 +107,6 @@ using result_t = hb_vector_t<result_item_t>;
* If tent value is Triple{}, that is a special deltaset that should
* be always-enabled (called "gain").
*/
HB_INTERNAL result_t rebase_tent (Triple tent, Triple axisLimit);
HB_INTERNAL result_t rebase_tent (Triple tent, Triple axisLimit, TripleDistances axis_triple_distances);
#endif /* HB_SUBSET_INSTANCER_SOLVER_HH */

2
thirdparty/harfbuzz/src/hb-subset-plan-member-list.hh vendored
View File

@ -105,6 +105,8 @@ HB_SUBSET_PLAN_MEMBER (hb_vector_t<int>, normalized_coords)
//user specified axes range map
HB_SUBSET_PLAN_MEMBER (hb_hashmap_t E(<hb_tag_t, Triple>), user_axes_location)
//axis->TripleDistances map (distances in the pre-normalized space)
HB_SUBSET_PLAN_MEMBER (hb_hashmap_t E(<hb_tag_t, TripleDistances>), axes_triple_distances)
//retained old axis index -> new axis index mapping in fvar axis array
HB_SUBSET_PLAN_MEMBER (hb_map_t, axes_index_map)

27
thirdparty/harfbuzz/src/hb-subset-plan.cc vendored
View File

@ -605,11 +605,14 @@ _populate_unicodes_to_retain (const hb_set_t *unicodes,
/* Add gids which where requested, but not mapped in cmap */
unsigned num_glyphs = plan->source->get_num_glyphs ();
for (hb_codepoint_t gid : *glyphs)
hb_codepoint_t first = HB_SET_VALUE_INVALID, last = HB_SET_VALUE_INVALID;
for (; glyphs->next_range (&first, &last); )
{
if (gid >= num_glyphs)
if (first >= num_glyphs)
break;
plan->_glyphset_gsub.add (gid);
if (last >= num_glyphs)
last = num_glyphs - 1;
plan->_glyphset_gsub.add_range (first, last);
}
}
@ -927,12 +930,14 @@ _normalize_axes_location (hb_face_t *face, hb_subset_plan_t *plan)
new_axis_idx++;
}
if (plan->user_axes_location.has (axis_tag))
Triple *axis_range;
if (plan->user_axes_location.has (axis_tag, &axis_range))
{
Triple axis_range = plan->user_axes_location.get (axis_tag);
int normalized_min = axis.normalize_axis_value (axis_range.minimum);
int normalized_default = axis.normalize_axis_value (axis_range.middle);
int normalized_max = axis.normalize_axis_value (axis_range.maximum);
plan->axes_triple_distances.set (axis_tag, axis.get_triple_distances ());
int normalized_min = axis.normalize_axis_value (axis_range->minimum);
int normalized_default = axis.normalize_axis_value (axis_range->middle);
int normalized_max = axis.normalize_axis_value (axis_range->maximum);
if (has_avar && old_axis_idx < avar_axis_count)
{
@ -940,9 +945,9 @@ _normalize_axes_location (hb_face_t *face, hb_subset_plan_t *plan)
normalized_default = seg_maps->map (normalized_default);
normalized_max = seg_maps->map (normalized_max);
}
plan->axes_location.set (axis_tag, Triple (static_cast<float> (normalized_min),
static_cast<float> (normalized_default),
static_cast<float> (normalized_max)));
plan->axes_location.set (axis_tag, Triple (static_cast<float> (normalized_min / 16384.f),
static_cast<float> (normalized_default / 16384.f),
static_cast<float> (normalized_max / 16384.f)));
if (normalized_default != 0)
plan->pinned_at_default = false;

10
thirdparty/harfbuzz/src/hb-subset.cc vendored
View File

@ -50,6 +50,7 @@
#include "hb-ot-name-table.hh"
#include "hb-ot-layout-gsub-table.hh"
#include "hb-ot-layout-gpos-table.hh"
#include "hb-ot-var-avar-table.hh"
#include "hb-ot-var-cvar-table.hh"
#include "hb-ot-var-fvar-table.hh"
#include "hb-ot-var-gvar-table.hh"
@ -273,7 +274,7 @@ _try_subset (const TableType *table,
hb_vector_t<char>* buf,
hb_subset_context_t* c /* OUT */)
{
c->serializer->start_serialize<TableType> ();
c->serializer->start_serialize ();
if (c->serializer->in_error ()) return false;
bool needed = table->subset (c);
@ -516,10 +517,11 @@ _subset_table (hb_subset_plan_t *plan,
case HB_OT_TAG_fvar:
if (plan->user_axes_location.is_empty ()) return _passthrough (plan, tag);
return _subset<const OT::fvar> (plan, buf);
case HB_OT_TAG_avar:
if (plan->user_axes_location.is_empty ()) return _passthrough (plan, tag);
return _subset<const OT::avar> (plan, buf);
case HB_OT_TAG_STAT:
/*TODO(qxliu): change the condition as we support more complex
* instancing operation*/
if (plan->all_axes_pinned) return _subset<const OT::STAT> (plan, buf);
if (!plan->user_axes_location.is_empty ()) return _subset<const OT::STAT> (plan, buf);
else return _passthrough (plan, tag);
case HB_TAG ('c', 'v', 't', ' '):

6
thirdparty/harfbuzz/src/hb-uniscribe.cc vendored
View File

@ -699,7 +699,7 @@ retry:
script_tags,
&item_count);
if (unlikely (FAILED (hr)))
FAIL ("ScriptItemizeOpenType() failed: 0x%08lx", hr);
FAIL ("ScriptItemizeOpenType() failed: 0x%08lx", (unsigned long) hr);
#undef MAX_ITEMS
@ -785,7 +785,7 @@ retry:
}
if (unlikely (FAILED (hr)))
{
FAIL ("ScriptShapeOpenType() failed: 0x%08lx", hr);
FAIL ("ScriptShapeOpenType() failed: 0x%08lx", (unsigned long) hr);
}
for (unsigned int j = chars_offset; j < chars_offset + item_chars_len; j++)
@ -811,7 +811,7 @@ retry:
offsets + glyphs_offset,
nullptr);
if (unlikely (FAILED (hr)))
FAIL ("ScriptPlaceOpenType() failed: 0x%08lx", hr);
FAIL ("ScriptPlaceOpenType() failed: 0x%08lx", (unsigned long) hr);
if (DEBUG_ENABLED (UNISCRIBE))
fprintf (stderr, "Item %d RTL %d LayoutRTL %d LogicalOrder %d ScriptTag %c%c%c%c\n",

6
thirdparty/harfbuzz/src/hb-version.h vendored
View File

@ -47,20 +47,20 @@ HB_BEGIN_DECLS
*
* The minor component of the library version available at compile-time.
*/
#define HB_VERSION_MINOR 0
#define HB_VERSION_MINOR 1
/**
* HB_VERSION_MICRO:
*
* The micro component of the library version available at compile-time.
*/
#define HB_VERSION_MICRO 0
#define HB_VERSION_MICRO 1
/**
* HB_VERSION_STRING:
*
* A string literal containing the library version available at compile-time.
*/
#define HB_VERSION_STRING "8.0.0"
#define HB_VERSION_STRING "8.1.1"
/**
* HB_VERSION_ATLEAST:

1
thirdparty/harfbuzz/src/hb.hh vendored
View File

@ -64,6 +64,7 @@
#pragma GCC diagnostic error "-Wbitwise-instead-of-logical"
#pragma GCC diagnostic error "-Wcast-align"
#pragma GCC diagnostic error "-Wcast-function-type"
#pragma GCC diagnostic error "-Wconstant-conversion"
#pragma GCC diagnostic error "-Wcomma"
#pragma GCC diagnostic error "-Wdelete-non-virtual-dtor"
#pragma GCC diagnostic error "-Wembedded-directive"