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Merge pull request #90247 from akien-mga/harfbuzz-8.4.0

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harfbuzz: Update to 8.4.0
This commit is contained in:
Rémi Verschelde 2024-04-08 11:21:11 +02:00
commit 6640e4179d
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GPG key ID: C3336907360768E1
75 changed files with 2291 additions and 619 deletions
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1
modules/text_server_adv/SCsub
View file

@ -117,6 +117,7 @@ if env["builtin_harfbuzz"]:
"src/hb-subset-cff1.cc",
"src/hb-subset-cff2.cc",
"src/hb-subset-input.cc",
"src/hb-subset-instancer-iup.cc",
"src/hb-subset-instancer-solver.cc",
"src/hb-subset-plan.cc",
"src/hb-subset-repacker.cc",

1
modules/text_server_adv/gdextension_build/SConstruct
View file

@ -357,6 +357,7 @@ thirdparty_harfbuzz_sources = [
"src/hb-subset-cff1.cc",
"src/hb-subset-cff2.cc",
"src/hb-subset-input.cc",
"src/hb-subset-instancer-iup.cc",
"src/hb-subset-instancer-solver.cc",
"src/hb-subset-plan.cc",
"src/hb-subset-repacker.cc",

7
thirdparty/README.md vendored
View file

@ -377,16 +377,15 @@ Files extracted from upstream source:
## harfbuzz
- Upstream: https://github.com/harfbuzz/harfbuzz
- Version: 8.3.0 (894a1f72ee93a1fd8dc1d9218cb3fd8f048be29a, 2023)
- Version: 8.4.0 (63973005bc07aba599b47fdd4cf788647b601ccd, 2024)
- License: MIT
Files extracted from upstream source:
- `AUTHORS`, `COPYING`, `THANKS`
- From the `src` folder, recursively:
- All the `.c`, `.cc`, `.h`, `.hh` files
- Except `main.cc`, `harfbuzz*.cc`, `failing-alloc.c`, `test*.cc`, `hb-wasm*.*`,
and the `wasm` folder
- All the `.cc`, `.h`, `.hh` files
- Except `main.cc`, `harfbuzz*.cc`, `failing-alloc.c`, `test*.cc`, `hb-wasm*.*`
## icu4c

96
thirdparty/harfbuzz/src/OT/Color/COLR/COLR.hh vendored
View file

@ -68,7 +68,7 @@ public:
hb_font_t *font;
unsigned int palette_index;
hb_color_t foreground;
VarStoreInstancer &instancer;
ItemVarStoreInstancer &instancer;
hb_map_t current_glyphs;
hb_map_t current_layers;
int depth_left = HB_MAX_NESTING_LEVEL;
@ -80,7 +80,7 @@ public:
hb_font_t *font_,
unsigned int palette_,
hb_color_t foreground_,
VarStoreInstancer &instancer_) :
ItemVarStoreInstancer &instancer_) :
base (base_),
funcs (funcs_),
data (data_),
@ -245,7 +245,7 @@ struct Variable
{ value.closurev1 (c); }
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
if (!value.subset (c, instancer, varIdxBase)) return_trace (false);
@ -270,7 +270,7 @@ struct Variable
void get_color_stop (hb_paint_context_t *c,
hb_color_stop_t *stop,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
value.get_color_stop (c, stop, varIdxBase, instancer);
}
@ -305,7 +305,7 @@ struct NoVariable
{ value.closurev1 (c); }
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
return_trace (value.subset (c, instancer, varIdxBase));
@ -325,7 +325,7 @@ struct NoVariable
void get_color_stop (hb_paint_context_t *c,
hb_color_stop_t *stop,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
value.get_color_stop (c, stop, VarIdx::NO_VARIATION, instancer);
}
@ -348,7 +348,7 @@ struct ColorStop
{ c->add_palette_index (paletteIndex); }
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -374,7 +374,7 @@ struct ColorStop
void get_color_stop (hb_paint_context_t *c,
hb_color_stop_t *out,
uint32_t varIdx,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
out->offset = stopOffset.to_float(instancer (varIdx, 0));
out->color = c->get_color (paletteIndex,
@ -410,7 +410,7 @@ struct ColorLine
}
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (this);
@ -439,7 +439,7 @@ struct ColorLine
unsigned int start,
unsigned int *count,
hb_color_stop_t *color_stops,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
unsigned int len = stops.len;
@ -543,7 +543,7 @@ struct Affine2x3
}
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -588,7 +588,7 @@ struct PaintColrLayers
void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer HB_UNUSED) const
const ItemVarStoreInstancer &instancer HB_UNUSED) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (this);
@ -620,7 +620,7 @@ struct PaintSolid
{ c->add_palette_index (paletteIndex); }
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -669,7 +669,7 @@ struct PaintLinearGradient
{ (this+colorLine).closurev1 (c); }
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -736,7 +736,7 @@ struct PaintRadialGradient
{ (this+colorLine).closurev1 (c); }
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -803,7 +803,7 @@ struct PaintSweepGradient
{ (this+colorLine).closurev1 (c); }
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -863,7 +863,7 @@ struct PaintGlyph
void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (this);
@ -906,7 +906,7 @@ struct PaintColrGlyph
void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer HB_UNUSED) const
const ItemVarStoreInstancer &instancer HB_UNUSED) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (this);
@ -936,7 +936,7 @@ struct PaintTransform
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (this);
@ -975,7 +975,7 @@ struct PaintTranslate
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1024,7 +1024,7 @@ struct PaintScale
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1073,7 +1073,7 @@ struct PaintScaleAroundCenter
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1132,7 +1132,7 @@ struct PaintScaleUniform
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1176,7 +1176,7 @@ struct PaintScaleUniformAroundCenter
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1232,7 +1232,7 @@ struct PaintRotate
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1276,7 +1276,7 @@ struct PaintRotateAroundCenter
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1332,7 +1332,7 @@ struct PaintSkew
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1381,7 +1381,7 @@ struct PaintSkewAroundCenter
HB_INTERNAL void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1440,7 +1440,7 @@ struct PaintComposite
void closurev1 (hb_colrv1_closure_context_t* c) const;
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (this);
@ -1491,7 +1491,7 @@ struct ClipBoxFormat1
return_trace (c->check_struct (this));
}
void get_clip_box (ClipBoxData &clip_box, const VarStoreInstancer &instancer HB_UNUSED) const
void get_clip_box (ClipBoxData &clip_box, const ItemVarStoreInstancer &instancer HB_UNUSED) const
{
clip_box.xMin = xMin;
clip_box.yMin = yMin;
@ -1500,7 +1500,7 @@ struct ClipBoxFormat1
}
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
uint32_t varIdxBase) const
{
TRACE_SUBSET (this);
@ -1533,7 +1533,7 @@ struct ClipBoxFormat1
struct ClipBoxFormat2 : Variable<ClipBoxFormat1>
{
void get_clip_box (ClipBoxData &clip_box, const VarStoreInstancer &instancer) const
void get_clip_box (ClipBoxData &clip_box, const ItemVarStoreInstancer &instancer) const
{
value.get_clip_box(clip_box, instancer);
if (instancer)
@ -1549,7 +1549,7 @@ struct ClipBoxFormat2 : Variable<ClipBoxFormat1>
struct ClipBox
{
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
switch (u.format) {
@ -1572,7 +1572,7 @@ struct ClipBox
}
bool get_extents (hb_glyph_extents_t *extents,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
ClipBoxData clip_box;
switch (u.format) {
@ -1608,7 +1608,7 @@ struct ClipRecord
bool subset (hb_subset_context_t *c,
const void *base,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
@ -1625,7 +1625,7 @@ struct ClipRecord
bool get_extents (hb_glyph_extents_t *extents,
const void *base,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
return (base+clipBox).get_extents (extents, instancer);
}
@ -1642,7 +1642,7 @@ DECLARE_NULL_NAMESPACE_BYTES (OT, ClipRecord);
struct ClipList
{
unsigned serialize_clip_records (hb_subset_context_t *c,
const VarStoreInstancer &instancer,
const ItemVarStoreInstancer &instancer,
const hb_set_t& gids,
const hb_map_t& gid_offset_map) const
{
@ -1695,7 +1695,7 @@ struct ClipList
}
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
@ -1735,7 +1735,7 @@ struct ClipList
bool
get_extents (hb_codepoint_t gid,
hb_glyph_extents_t *extents,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
auto *rec = clips.as_array ().bsearch (gid);
if (rec)
@ -1855,7 +1855,7 @@ struct BaseGlyphPaintRecord
bool serialize (hb_serialize_context_t *s, const hb_map_t* glyph_map,
const void* src_base, hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SERIALIZE (this);
auto *out = s->embed (this);
@ -1884,7 +1884,7 @@ struct BaseGlyphPaintRecord
struct BaseGlyphList : SortedArray32Of<BaseGlyphPaintRecord>
{
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (this);
@ -1916,7 +1916,7 @@ struct LayerList : Array32OfOffset32To<Paint>
{ return this+(*this)[i]; }
bool subset (hb_subset_context_t *c,
const VarStoreInstancer &instancer) const
const ItemVarStoreInstancer &instancer) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (this);
@ -2206,7 +2206,7 @@ struct COLR
auto snap = c->serializer->snapshot ();
if (!c->serializer->allocate_size<void> (5 * HBUINT32::static_size)) return_trace (false);
VarStoreInstancer instancer (varStore ? &(this+varStore) : nullptr,
ItemVarStoreInstancer instancer (varStore ? &(this+varStore) : nullptr,
varIdxMap ? &(this+varIdxMap) : nullptr,
c->plan->normalized_coords.as_array ());
@ -2250,7 +2250,7 @@ struct COLR
if (version != 1)
return false;
VarStoreInstancer instancer (&(this+varStore),
ItemVarStoreInstancer instancer (&(this+varStore),
&(this+varIdxMap),
hb_array (font->coords, font->num_coords));
@ -2301,7 +2301,7 @@ struct COLR
bool get_clip (hb_codepoint_t glyph,
hb_glyph_extents_t *extents,
const VarStoreInstancer instancer) const
const ItemVarStoreInstancer instancer) const
{
return (this+clipList).get_extents (glyph,
extents,
@ -2312,7 +2312,7 @@ struct COLR
bool
paint_glyph (hb_font_t *font, hb_codepoint_t glyph, hb_paint_funcs_t *funcs, void *data, unsigned int palette_index, hb_color_t foreground, bool clip = true) const
{
VarStoreInstancer instancer (&(this+varStore),
ItemVarStoreInstancer instancer (&(this+varStore),
&(this+varIdxMap),
hb_array (font->coords, font->num_coords));
hb_paint_context_t c (this, funcs, data, font, palette_index, foreground, instancer);
@ -2327,7 +2327,7 @@ struct COLR
{
// COLRv1 glyph
VarStoreInstancer instancer (&(this+varStore),
ItemVarStoreInstancer instancer (&(this+varStore),
&(this+varIdxMap),
hb_array (font->coords, font->num_coords));
@ -2413,7 +2413,7 @@ struct COLR
Offset32To<LayerList> layerList;
Offset32To<ClipList> clipList; // Offset to ClipList table (may be NULL)
Offset32To<DeltaSetIndexMap> varIdxMap; // Offset to DeltaSetIndexMap table (may be NULL)
Offset32To<VariationStore> varStore;
Offset32To<ItemVariationStore> varStore;
public:
DEFINE_SIZE_MIN (14);
};

68
thirdparty/harfbuzz/src/OT/Layout/GDEF/GDEF.hh vendored
View file

@ -189,7 +189,7 @@ struct CaretValueFormat3
friend struct CaretValue;
hb_position_t get_caret_value (hb_font_t *font, hb_direction_t direction,
const VariationStore &var_store) const
const ItemVariationStore &var_store) const
{
return HB_DIRECTION_IS_HORIZONTAL (direction) ?
font->em_scale_x (coordinate) + (this+deviceTable).get_x_delta (font, var_store) :
@ -251,7 +251,7 @@ struct CaretValue
hb_position_t get_caret_value (hb_font_t *font,
hb_direction_t direction,
hb_codepoint_t glyph_id,
const VariationStore &var_store) const
const ItemVariationStore &var_store) const
{
switch (u.format) {
case 1: return u.format1.get_caret_value (font, direction);
@ -316,7 +316,7 @@ struct LigGlyph
unsigned get_lig_carets (hb_font_t *font,
hb_direction_t direction,
hb_codepoint_t glyph_id,
const VariationStore &var_store,
const ItemVariationStore &var_store,
unsigned start_offset,
unsigned *caret_count /* IN/OUT */,
hb_position_t *caret_array /* OUT */) const
@ -372,7 +372,7 @@ struct LigCaretList
unsigned int get_lig_carets (hb_font_t *font,
hb_direction_t direction,
hb_codepoint_t glyph_id,
const VariationStore &var_store,
const ItemVariationStore &var_store,
unsigned int start_offset,
unsigned int *caret_count /* IN/OUT */,
hb_position_t *caret_array /* OUT */) const
@ -609,7 +609,7 @@ struct GDEFVersion1_2
* definitions--from beginning of GDEF
* header (may be NULL). Introduced
* in version 0x00010002. */
Offset32To<VariationStore>
Offset32To<ItemVariationStore>
varStore; /* Offset to the table of Item Variation
* Store--from beginning of GDEF
* header (may be NULL). Introduced
@ -663,21 +663,16 @@ struct GDEFVersion1_2
auto *out = c->serializer->start_embed (*this);
if (unlikely (!c->serializer->extend_min (out))) return_trace (false);
out->version.major = version.major;
out->version.minor = version.minor;
bool subset_glyphclassdef = out->glyphClassDef.serialize_subset (c, glyphClassDef, this, nullptr, false, true);
bool subset_attachlist = out->attachList.serialize_subset (c, attachList, this);
bool subset_markattachclassdef = out->markAttachClassDef.serialize_subset (c, markAttachClassDef, this, nullptr, false, true);
bool subset_markglyphsetsdef = false;
// Push var store first (if it's needed) so that it's last in the
// serialization order. Some font consumers assume that varstore runs to
// the end of the GDEF table.
// See: https://github.com/harfbuzz/harfbuzz/issues/4636
auto snapshot_version0 = c->serializer->snapshot ();
if (version.to_int () >= 0x00010002u)
{
if (unlikely (!c->serializer->embed (markGlyphSetsDef))) return_trace (false);
subset_markglyphsetsdef = out->markGlyphSetsDef.serialize_subset (c, markGlyphSetsDef, this);
}
if (unlikely (version.to_int () >= 0x00010002u && !c->serializer->embed (markGlyphSetsDef)))
return_trace (false);
bool subset_varstore = false;
unsigned varstore_index = (unsigned) -1;
auto snapshot_version2 = c->serializer->snapshot ();
if (version.to_int () >= 0x00010003u)
{
@ -690,35 +685,58 @@ struct GDEFVersion1_2
{
item_variations_t item_vars;
if (item_vars.instantiate (this+varStore, c->plan, true, true,
c->plan->gdef_varstore_inner_maps.as_array ()))
c->plan->gdef_varstore_inner_maps.as_array ())) {
subset_varstore = out->varStore.serialize_serialize (c->serializer,
item_vars.has_long_word (),
c->plan->axis_tags,
item_vars.get_region_list (),
item_vars.get_vardata_encodings ());
varstore_index = c->serializer->last_added_child_index();
}
remap_varidx_after_instantiation (item_vars.get_varidx_map (),
c->plan->layout_variation_idx_delta_map);
}
}
else
{
subset_varstore = out->varStore.serialize_subset (c, varStore, this, c->plan->gdef_varstore_inner_maps.as_array ());
varstore_index = c->serializer->last_added_child_index();
}
}
out->version.major = version.major;
out->version.minor = version.minor;
if (!subset_varstore && version.to_int () >= 0x00010002u) {
c->serializer->revert (snapshot_version2);
}
bool subset_markglyphsetsdef = false;
if (version.to_int () >= 0x00010002u)
{
subset_markglyphsetsdef = out->markGlyphSetsDef.serialize_subset (c, markGlyphSetsDef, this);
}
if (subset_varstore)
{
out->version.minor = 3;
c->plan->has_gdef_varstore = true;
} else if (subset_markglyphsetsdef) {
out->version.minor = 2;
c->serializer->revert (snapshot_version2);
out->version.minor = 2;
} else {
out->version.minor = 0;
c->serializer->revert (snapshot_version0);
}
bool subset_glyphclassdef = out->glyphClassDef.serialize_subset (c, glyphClassDef, this, nullptr, false, true);
bool subset_attachlist = out->attachList.serialize_subset (c, attachList, this);
bool subset_markattachclassdef = out->markAttachClassDef.serialize_subset (c, markAttachClassDef, this, nullptr, false, true);
bool subset_ligcaretlist = out->ligCaretList.serialize_subset (c, ligCaretList, this);
if (subset_varstore && varstore_index != (unsigned) -1) {
c->serializer->repack_last(varstore_index);
}
return_trace (subset_glyphclassdef || subset_attachlist ||
subset_ligcaretlist || subset_markattachclassdef ||
(out->version.to_int () >= 0x00010002u && subset_markglyphsetsdef) ||
@ -884,14 +902,14 @@ struct GDEF
default: return false;
}
}
const VariationStore &get_var_store () const
const ItemVariationStore &get_var_store () const
{
switch (u.version.major) {
case 1: return u.version.to_int () >= 0x00010003u ? this+u.version1.varStore : Null(VariationStore);
case 1: return u.version.to_int () >= 0x00010003u ? this+u.version1.varStore : Null(ItemVariationStore);
#ifndef HB_NO_BEYOND_64K
case 2: return this+u.version2.varStore;
#endif
default: return Null(VariationStore);
default: return Null(ItemVariationStore);
}
}
@ -1011,9 +1029,9 @@ struct GDEF
hb_hashmap_t<unsigned, hb_pair_t<unsigned, int>> *layout_variation_idx_delta_map /* OUT */) const
{
if (!has_var_store ()) return;
const VariationStore &var_store = get_var_store ();
const ItemVariationStore &var_store = get_var_store ();
float *store_cache = var_store.create_cache ();
unsigned new_major = 0, new_minor = 0;
unsigned last_major = (layout_variation_indices->get_min ()) >> 16;
for (unsigned idx : layout_variation_indices->iter ())

13
thirdparty/harfbuzz/src/OT/Layout/GPOS/PairPosFormat2.hh vendored
View file

@ -324,17 +324,8 @@ struct PairPosFormat2_4 : ValueBase
}
}
const hb_set_t &glyphset = *c->plan->glyphset_gsub ();
const hb_map_t &glyph_map = *c->plan->glyph_map;
auto it =
+ hb_iter (this+coverage)
| hb_filter (glyphset)
| hb_map_retains_sorting (glyph_map)
;
out->coverage.serialize_serialize (c->serializer, it);
return_trace (out->class1Count && out->class2Count && bool (it));
bool ret = out->coverage.serialize_subset(c, coverage, this);
return_trace (out->class1Count && out->class2Count && ret);
}

2
thirdparty/harfbuzz/src/OT/Layout/GPOS/ValueFormat.hh vendored
View file

@ -116,7 +116,7 @@ struct ValueFormat : HBUINT16
if (!use_x_device && !use_y_device) return ret;
const VariationStore &store = c->var_store;
const ItemVariationStore &store = c->var_store;
auto *cache = c->var_store_cache;
/* pixel -> fractional pixel */

3
thirdparty/harfbuzz/src/OT/glyf/CompositeGlyph.hh vendored
View file

@ -240,7 +240,8 @@ struct CompositeGlyphRecord
}
if (is_anchored ()) tx = ty = 0;
trans.init ((float) tx, (float) ty);
/* set is_end_point flag to true, used by IUP delta optimization */
trans.init ((float) tx, (float) ty, true);
{
const F2DOT14 *points = (const F2DOT14 *) p;

3
thirdparty/harfbuzz/src/OT/glyf/Glyph.hh vendored
View file

@ -103,6 +103,9 @@ struct Glyph
}
}
bool is_composite () const
{ return type == COMPOSITE; }
bool get_all_points_without_var (const hb_face_t *face,
contour_point_vector_t &points /* OUT */) const
{

2
thirdparty/harfbuzz/src/OT/glyf/glyf-helpers.hh vendored
View file

@ -38,7 +38,7 @@ _write_loca (IteratorIn&& it,
unsigned padded_size = *it++;
offset += padded_size;
DEBUG_MSG (SUBSET, nullptr, "loca entry gid %u offset %u padded-size %u", gid, offset, padded_size);
DEBUG_MSG (SUBSET, nullptr, "loca entry gid %" PRIu32 " offset %u padded-size %u", gid, offset, padded_size);
value = offset >> right_shift;
*dest++ = value;

80
thirdparty/harfbuzz/src/graph/classdef-graph.hh vendored
View file

@ -134,20 +134,23 @@ struct ClassDef : public OT::ClassDef
struct class_def_size_estimator_t
{
// TODO(garretrieger): update to support beyond64k coverage/classdef tables.
constexpr static unsigned class_def_format1_base_size = 6;
constexpr static unsigned class_def_format2_base_size = 4;
constexpr static unsigned coverage_base_size = 4;
constexpr static unsigned bytes_per_range = 6;
constexpr static unsigned bytes_per_glyph = 2;
template<typename It>
class_def_size_estimator_t (It glyph_and_class)
: gids_consecutive (true), num_ranges_per_class (), glyphs_per_class ()
: num_ranges_per_class (), glyphs_per_class ()
{
unsigned last_gid = (unsigned) -1;
reset();
for (auto p : + glyph_and_class)
{
unsigned gid = p.first;
unsigned klass = p.second;
if (last_gid != (unsigned) -1 && gid != last_gid + 1)
gids_consecutive = false;
last_gid = gid;
hb_set_t* glyphs;
if (glyphs_per_class.has (klass, &glyphs) && glyphs) {
glyphs->add (gid);
@ -177,28 +180,54 @@ struct class_def_size_estimator_t
}
}
// Incremental increase in the Coverage and ClassDef table size
// (worst case) if all glyphs associated with 'klass' were added.
unsigned incremental_coverage_size (unsigned klass) const
{
// Coverage takes 2 bytes per glyph worst case,
return 2 * glyphs_per_class.get (klass).get_population ();
void reset() {
class_def_1_size = class_def_format1_base_size;
class_def_2_size = class_def_format2_base_size;
included_glyphs.clear();
included_classes.clear();
}
// Incremental increase in the Coverage and ClassDef table size
// (worst case) if all glyphs associated with 'klass' were added.
unsigned incremental_class_def_size (unsigned klass) const
// Compute the size of coverage for all glyphs added via 'add_class_def_size'.
unsigned coverage_size () const
{
// ClassDef takes 6 bytes per range
unsigned class_def_2_size = 6 * num_ranges_per_class.get (klass);
if (gids_consecutive)
{
// ClassDef1 takes 2 bytes per glyph, but only can be used
// when gids are consecutive.
return hb_min (2 * glyphs_per_class.get (klass).get_population (), class_def_2_size);
unsigned format1_size = coverage_base_size + bytes_per_glyph * included_glyphs.get_population();
unsigned format2_size = coverage_base_size + bytes_per_range * num_glyph_ranges();
return hb_min(format1_size, format2_size);
}
// Compute the new size of the ClassDef table if all glyphs associated with 'klass' were added.
unsigned add_class_def_size (unsigned klass)
{
if (!included_classes.has(klass)) {
hb_set_t* glyphs = nullptr;
if (glyphs_per_class.has(klass, &glyphs)) {
included_glyphs.union_(*glyphs);
}
class_def_1_size = class_def_format1_base_size;
if (!included_glyphs.is_empty()) {
unsigned min_glyph = included_glyphs.get_min();
unsigned max_glyph = included_glyphs.get_max();
class_def_1_size += bytes_per_glyph * (max_glyph - min_glyph + 1);
}
class_def_2_size += bytes_per_range * num_ranges_per_class.get (klass);
included_classes.add(klass);
}
return class_def_2_size;
return hb_min (class_def_1_size, class_def_2_size);
}
unsigned num_glyph_ranges() const {
hb_codepoint_t start = HB_SET_VALUE_INVALID;
hb_codepoint_t end = HB_SET_VALUE_INVALID;
unsigned count = 0;
while (included_glyphs.next_range (&start, &end)) {
count++;
}
return count;
}
bool in_error ()
@ -214,9 +243,12 @@ struct class_def_size_estimator_t
}
private:
bool gids_consecutive;
hb_hashmap_t<unsigned, unsigned> num_ranges_per_class;
hb_hashmap_t<unsigned, hb_set_t> glyphs_per_class;
hb_set_t included_classes;
hb_set_t included_glyphs;
unsigned class_def_1_size;
unsigned class_def_2_size;
};

96
thirdparty/harfbuzz/src/graph/graph.hh vendored
View file

@ -195,6 +195,15 @@ struct graph_t
return incoming_edges_;
}
unsigned incoming_edges_from_parent (unsigned parent_index) const {
if (single_parent != (unsigned) -1) {
return single_parent == parent_index ? 1 : 0;
}
unsigned* count;
return parents.has(parent_index, &count) ? *count : 0;
}
void reset_parents ()
{
incoming_edges_ = 0;
@ -334,6 +343,16 @@ struct graph_t
return true;
}
bool give_max_priority ()
{
bool result = false;
while (!has_max_priority()) {
result = true;
priority++;
}
return result;
}
bool has_max_priority () const {
return priority >= 3;
}
@ -1023,6 +1042,11 @@ struct graph_t
* Creates a copy of child and re-assigns the link from
* parent to the clone. The copy is a shallow copy, objects
* linked from child are not duplicated.
*
* Returns the index of the newly created duplicate.
*
* If the child_idx only has incoming edges from parent_idx, this
* will do nothing and return the original child_idx.
*/
unsigned duplicate_if_shared (unsigned parent_idx, unsigned child_idx)
{
@ -1036,18 +1060,20 @@ struct graph_t
* Creates a copy of child and re-assigns the link from
* parent to the clone. The copy is a shallow copy, objects
* linked from child are not duplicated.
*
* Returns the index of the newly created duplicate.
*
* If the child_idx only has incoming edges from parent_idx,
* duplication isn't possible and this will return -1.
*/
unsigned duplicate (unsigned parent_idx, unsigned child_idx)
{
update_parents ();
unsigned links_to_child = 0;
for (const auto& l : vertices_[parent_idx].obj.all_links ())
{
if (l.objidx == child_idx) links_to_child++;
}
const auto& child = vertices_[child_idx];
unsigned links_to_child = child.incoming_edges_from_parent(parent_idx);
if (vertices_[child_idx].incoming_edges () <= links_to_child)
if (child.incoming_edges () <= links_to_child)
{
// Can't duplicate this node, doing so would orphan the original one as all remaining links
// to child are from parent.
@ -1060,7 +1086,7 @@ struct graph_t
parent_idx, child_idx);
unsigned clone_idx = duplicate (child_idx);
if (clone_idx == (unsigned) -1) return false;
if (clone_idx == (unsigned) -1) return -1;
// duplicate shifts the root node idx, so if parent_idx was root update it.
if (parent_idx == clone_idx) parent_idx++;
@ -1076,6 +1102,62 @@ struct graph_t
return clone_idx;
}
/*
* Creates a copy of child and re-assigns the links from
* parents to the clone. The copy is a shallow copy, objects
* linked from child are not duplicated.
*
* Returns the index of the newly created duplicate.
*
* If the child_idx only has incoming edges from parents,
* duplication isn't possible or duplication fails and this will
* return -1.
*/
unsigned duplicate (const hb_set_t* parents, unsigned child_idx)
{
if (parents->is_empty()) {
return -1;
}
update_parents ();
const auto& child = vertices_[child_idx];
unsigned links_to_child = 0;
unsigned last_parent = parents->get_max();
unsigned first_parent = parents->get_min();
for (unsigned parent_idx : *parents) {
links_to_child += child.incoming_edges_from_parent(parent_idx);
}
if (child.incoming_edges () <= links_to_child)
{
// Can't duplicate this node, doing so would orphan the original one as all remaining links
// to child are from parent.
DEBUG_MSG (SUBSET_REPACK, nullptr, " Not duplicating %u, ..., %u => %u", first_parent, last_parent, child_idx);
return -1;
}
DEBUG_MSG (SUBSET_REPACK, nullptr, " Duplicating %u, ..., %u => %u", first_parent, last_parent, child_idx);
unsigned clone_idx = duplicate (child_idx);
if (clone_idx == (unsigned) -1) return false;
for (unsigned parent_idx : *parents) {
// duplicate shifts the root node idx, so if parent_idx was root update it.
if (parent_idx == clone_idx) parent_idx++;
auto& parent = vertices_[parent_idx];
for (auto& l : parent.obj.all_links_writer ())
{
if (l.objidx != child_idx)
continue;
reassign_link (l, parent_idx, clone_idx);
}
}
return clone_idx;
}
/*
* Adds a new node to the graph, not connected to anything.

10
thirdparty/harfbuzz/src/graph/pairpos-graph.hh vendored
View file

@ -247,8 +247,8 @@ struct PairPosFormat2 : public OT::Layout::GPOS_impl::PairPosFormat2_4<SmallType
for (unsigned i = 0; i < class1_count; i++)
{
unsigned accumulated_delta = class1_record_size;
coverage_size += estimator.incremental_coverage_size (i);
class_def_1_size += estimator.incremental_class_def_size (i);
class_def_1_size = estimator.add_class_def_size (i);
coverage_size = estimator.coverage_size ();
max_coverage_size = hb_max (max_coverage_size, coverage_size);
max_class_def_1_size = hb_max (max_class_def_1_size, class_def_1_size);
@ -280,8 +280,10 @@ struct PairPosFormat2 : public OT::Layout::GPOS_impl::PairPosFormat2_4<SmallType
split_points.push (i);
// split does not include i, so add the size for i when we reset the size counters.
accumulated = base_size + accumulated_delta;
coverage_size = 4 + estimator.incremental_coverage_size (i);
class_def_1_size = 4 + estimator.incremental_class_def_size (i);
estimator.reset();
class_def_1_size = estimator.add_class_def_size(i);
coverage_size = estimator.coverage_size();
visited.clear (); // node sharing isn't allowed between splits.
}
}

1
thirdparty/harfbuzz/src/hb-aat-layout-morx-table.hh vendored
View file

@ -552,6 +552,7 @@ struct LigatureSubtable
{
DEBUG_MSG (APPLY, nullptr, "Skipping ligature component");
if (unlikely (!buffer->move_to (match_positions[--match_length % ARRAY_LENGTH (match_positions)]))) return;
buffer->cur().unicode_props() |= UPROPS_MASK_IGNORABLE;
if (unlikely (!buffer->replace_glyph (DELETED_GLYPH))) return;
}

14
thirdparty/harfbuzz/src/hb-algs.hh vendored
View file

@ -671,7 +671,7 @@ struct hb_pair_t
return 0;
}
friend void swap (hb_pair_t& a, hb_pair_t& b)
friend void swap (hb_pair_t& a, hb_pair_t& b) noexcept
{
hb_swap (a.first, b.first);
hb_swap (a.second, b.second);
@ -1053,6 +1053,18 @@ _hb_cmp_method (const void *pkey, const void *pval, Ts... ds)
return val.cmp (key, ds...);
}
template <typename K, typename V>
static int
_hb_cmp_operator (const void *pkey, const void *pval)
{
const K& key = * (const K*) pkey;
const V& val = * (const V*) pval;
if (key < val) return -1;
if (key > val) return 1;
return 0;
}
template <typename V, typename K, typename ...Ts>
static inline bool
hb_bsearch_impl (unsigned *pos, /* Out */

6
thirdparty/harfbuzz/src/hb-bit-set-invertible.hh vendored
View file

@ -39,10 +39,10 @@ struct hb_bit_set_invertible_t
hb_bit_set_invertible_t () = default;
hb_bit_set_invertible_t (const hb_bit_set_invertible_t& o) = default;
hb_bit_set_invertible_t (hb_bit_set_invertible_t&& other) : hb_bit_set_invertible_t () { hb_swap (*this, other); }
hb_bit_set_invertible_t (hb_bit_set_invertible_t&& other) noexcept : hb_bit_set_invertible_t () { hb_swap (*this, other); }
hb_bit_set_invertible_t& operator= (const hb_bit_set_invertible_t& o) = default;
hb_bit_set_invertible_t& operator= (hb_bit_set_invertible_t&& other) { hb_swap (*this, other); return *this; }
friend void swap (hb_bit_set_invertible_t &a, hb_bit_set_invertible_t &b)
hb_bit_set_invertible_t& operator= (hb_bit_set_invertible_t&& other) noexcept { hb_swap (*this, other); return *this; }
friend void swap (hb_bit_set_invertible_t &a, hb_bit_set_invertible_t &b) noexcept
{
if (likely (!a.s.successful || !b.s.successful))
return;

6
thirdparty/harfbuzz/src/hb-bit-set.hh vendored
View file

@ -38,10 +38,10 @@ struct hb_bit_set_t
~hb_bit_set_t () = default;
hb_bit_set_t (const hb_bit_set_t& other) : hb_bit_set_t () { set (other, true); }
hb_bit_set_t ( hb_bit_set_t&& other) : hb_bit_set_t () { hb_swap (*this, other); }
hb_bit_set_t ( hb_bit_set_t&& other) noexcept : hb_bit_set_t () { hb_swap (*this, other); }
hb_bit_set_t& operator= (const hb_bit_set_t& other) { set (other); return *this; }
hb_bit_set_t& operator= (hb_bit_set_t&& other) { hb_swap (*this, other); return *this; }
friend void swap (hb_bit_set_t &a, hb_bit_set_t &b)
hb_bit_set_t& operator= (hb_bit_set_t&& other) noexcept { hb_swap (*this, other); return *this; }
friend void swap (hb_bit_set_t &a, hb_bit_set_t &b) noexcept
{
if (likely (!a.successful || !b.successful))
return;

21
thirdparty/harfbuzz/src/hb-blob.cc vendored
View file

@ -598,6 +598,11 @@ _open_resource_fork (const char *file_name, hb_mapped_file_t *file)
* Creates a new blob containing the data from the
* specified binary font file.
*
* The filename is passed directly to the system on all platforms,
* except on Windows, where the filename is interpreted as UTF-8.
* Only if the filename is not valid UTF-8, it will be interpreted
* according to the system codepage.
*
* Returns: An #hb_blob_t pointer with the content of the file,
* or hb_blob_get_empty() if failed.
*
@ -617,6 +622,11 @@ hb_blob_create_from_file (const char *file_name)
* Creates a new blob containing the data from the
* specified binary font file.
*
* The filename is passed directly to the system on all platforms,
* except on Windows, where the filename is interpreted as UTF-8.
* Only if the filename is not valid UTF-8, it will be interpreted
* according to the system codepage.
*
* Returns: An #hb_blob_t pointer with the content of the file,
* or `NULL` if failed.
*
@ -672,10 +682,19 @@ fail_without_close:
if (unlikely (!file)) return nullptr;
HANDLE fd;
int conversion;
unsigned int size = strlen (file_name) + 1;
wchar_t * wchar_file_name = (wchar_t *) hb_malloc (sizeof (wchar_t) * size);
if (unlikely (!wchar_file_name)) goto fail_without_close;
mbstowcs (wchar_file_name, file_name, size);
/* Assume file name is given in UTF-8 encoding */
conversion = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, file_name, -1, wchar_file_name, size);
if (conversion <= 0)
{
/* Conversion failed due to invalid UTF-8 characters,
Repeat conversion based on system code page */
mbstowcs(wchar_file_name, file_name, size);
}
#if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) && WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
{
CREATEFILE2_EXTENDED_PARAMETERS ceparams = { 0 };

4
thirdparty/harfbuzz/src/hb-buffer-verify.cc vendored
View file

@ -149,7 +149,7 @@ buffer_verify_unsafe_to_break (hb_buffer_t *buffer,
}
assert (text_start < text_end);
if (0)
if (false)
printf("start %u end %u text start %u end %u\n", start, end, text_start, text_end);
hb_buffer_clear_contents (fragment);
@ -288,7 +288,7 @@ buffer_verify_unsafe_to_concat (hb_buffer_t *buffer,
}
assert (text_start < text_end);
if (0)
if (false)
printf("start %u end %u text start %u end %u\n", start, end, text_start, text_end);
#if 0

44
thirdparty/harfbuzz/src/hb-buffer.cc vendored
View file

@ -309,6 +309,7 @@ hb_buffer_t::clear ()
deallocate_var_all ();
serial = 0;
random_state = 1;
scratch_flags = HB_BUFFER_SCRATCH_FLAG_DEFAULT;
}
@ -1359,6 +1360,49 @@ hb_buffer_get_not_found_glyph (const hb_buffer_t *buffer)
return buffer->not_found;
}
/**
* hb_buffer_set_random_state:
* @buffer: An #hb_buffer_t
* @state: the new random state
*
* Sets the random state of the buffer. The state changes
* every time a glyph uses randomness (eg. the `rand`
* OpenType feature). This function together with
* hb_buffer_get_random_state() allow for transferring
* the current random state to a subsequent buffer, to
* get better randomness distribution.
*
* Defaults to 1 and when buffer contents are cleared.
* A value of 0 disables randomness during shaping.
*
* Since: 8.4.0
**/
void
hb_buffer_set_random_state (hb_buffer_t *buffer,
unsigned state)
{
if (unlikely (hb_object_is_immutable (buffer)))
return;
buffer->random_state = state;
}
/**
* hb_buffer_get_random_state:
* @buffer: An #hb_buffer_t
*
* See hb_buffer_set_random_state().
*
* Return value:
* The @buffer random state
*
* Since: 8.4.0
**/
unsigned
hb_buffer_get_random_state (const hb_buffer_t *buffer)
{
return buffer->random_state;
}
/**
* hb_buffer_clear_contents:

6
thirdparty/harfbuzz/src/hb-buffer.h vendored
View file

@ -487,6 +487,12 @@ hb_buffer_set_not_found_glyph (hb_buffer_t *buffer,
HB_EXTERN hb_codepoint_t
hb_buffer_get_not_found_glyph (const hb_buffer_t *buffer);
HB_EXTERN void
hb_buffer_set_random_state (hb_buffer_t *buffer,
unsigned state);
HB_EXTERN unsigned
hb_buffer_get_random_state (const hb_buffer_t *buffer);
/*
* Content API.

1
thirdparty/harfbuzz/src/hb-buffer.hh vendored
View file

@ -116,6 +116,7 @@ struct hb_buffer_t
uint8_t allocated_var_bits;
uint8_t serial;
uint32_t random_state;
hb_buffer_scratch_flags_t scratch_flags; /* Have space-fallback, etc. */
unsigned int max_len; /* Maximum allowed len. */
int max_ops; /* Maximum allowed operations. */

8
thirdparty/harfbuzz/src/hb-cff-interp-dict-common.hh vendored
View file

@ -54,8 +54,8 @@ struct top_dict_values_t : dict_values_t<OPSTR>
}
void fini () { dict_values_t<OPSTR>::fini (); }
unsigned int charStringsOffset;
unsigned int FDArrayOffset;
int charStringsOffset;
int FDArrayOffset;
};
struct dict_opset_t : opset_t<number_t>
@ -157,11 +157,11 @@ struct top_dict_opset_t : dict_opset_t
{
switch (op) {
case OpCode_CharStrings:
dictval.charStringsOffset = env.argStack.pop_uint ();
dictval.charStringsOffset = env.argStack.pop_int ();
env.clear_args ();
break;
case OpCode_FDArray:
dictval.FDArrayOffset = env.argStack.pop_uint ();
dictval.FDArrayOffset = env.argStack.pop_int ();
env.clear_args ();
break;
case OpCode_FontMatrix:

2
thirdparty/harfbuzz/src/hb-cff2-interp-cs.hh vendored
View file

@ -168,7 +168,7 @@ struct cff2_cs_interp_env_t : cs_interp_env_t<ELEM, CFF2Subrs>
protected:
const int *coords;
unsigned int num_coords;
const CFF2VariationStore *varStore;
const CFF2ItemVariationStore *varStore;
unsigned int region_count;
unsigned int ivs;
hb_vector_t<float> scalars;

2
thirdparty/harfbuzz/src/hb-common.cc vendored
View file

@ -996,7 +996,7 @@ hb_feature_to_string (hb_feature_t *feature,
if (feature->value > 1)
{
s[len++] = '=';
len += hb_max (0, snprintf (s + len, ARRAY_LENGTH (s) - len, "%u", feature->value));
len += hb_max (0, snprintf (s + len, ARRAY_LENGTH (s) - len, "%" PRIu32, feature->value));
}
assert (len < ARRAY_LENGTH (s));
len = hb_min (len, size - 1);

15
thirdparty/harfbuzz/src/hb-common.h vendored
View file

@ -47,14 +47,10 @@
# endif /* !__cplusplus */
#endif
#if defined (_SVR4) || defined (SVR4) || defined (__OpenBSD__) || \
defined (_sgi) || defined (__sun) || defined (sun) || \
defined (__digital__) || defined (__HP_cc)
# include <inttypes.h>
#elif defined (_AIX)
#if defined (_AIX)
# include <sys/inttypes.h>
#elif defined (_MSC_VER) && _MSC_VER < 1600
/* VS 2010 (_MSC_VER 1600) has stdint.h */
/* VS 2010 (_MSC_VER 1600) has stdint.h */
typedef __int8 int8_t;
typedef unsigned __int8 uint8_t;
typedef __int16 int16_t;
@ -63,10 +59,11 @@ typedef __int32 int32_t;
typedef unsigned __int32 uint32_t;
typedef __int64 int64_t;
typedef unsigned __int64 uint64_t;
#elif defined (__KERNEL__)
# include <linux/types.h>
#else
#elif defined (_MSC_VER) && _MSC_VER < 1800
/* VS 2013 (_MSC_VER 1800) has inttypes.h */
# include <stdint.h>
#else
# include <inttypes.h>
#endif
#if defined(__GNUC__) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))

16
thirdparty/harfbuzz/src/hb-cplusplus.hh vendored
View file

@ -56,15 +56,15 @@ struct shared_ptr
explicit shared_ptr (T *p = nullptr) : p (p) {}
shared_ptr (const shared_ptr &o) : p (v::reference (o.p)) {}
shared_ptr (shared_ptr &&o) : p (o.p) { o.p = nullptr; }
shared_ptr (shared_ptr &&o) noexcept : p (o.p) { o.p = nullptr; }
shared_ptr& operator = (const shared_ptr &o) { if (p != o.p) { destroy (); p = o.p; reference (); } return *this; }
shared_ptr& operator = (shared_ptr &&o) { v::destroy (p); p = o.p; o.p = nullptr; return *this; }
shared_ptr& operator = (shared_ptr &&o) noexcept { v::destroy (p); p = o.p; o.p = nullptr; return *this; }
~shared_ptr () { v::destroy (p); p = nullptr; }
T* get() const { return p; }
void swap (shared_ptr &o) { std::swap (p, o.p); }
friend void swap (shared_ptr &a, shared_ptr &b) { std::swap (a.p, b.p); }
void swap (shared_ptr &o) noexcept { std::swap (p, o.p); }
friend void swap (shared_ptr &a, shared_ptr &b) noexcept { std::swap (a.p, b.p); }
operator T * () const { return p; }
T& operator * () const { return *get (); }
@ -98,16 +98,16 @@ struct unique_ptr
explicit unique_ptr (T *p = nullptr) : p (p) {}
unique_ptr (const unique_ptr &o) = delete;
unique_ptr (unique_ptr &&o) : p (o.p) { o.p = nullptr; }
unique_ptr (unique_ptr &&o) noexcept : p (o.p) { o.p = nullptr; }
unique_ptr& operator = (const unique_ptr &o) = delete;
unique_ptr& operator = (unique_ptr &&o) { v::destroy (p); p = o.p; o.p = nullptr; return *this; }
unique_ptr& operator = (unique_ptr &&o) noexcept { v::destroy (p); p = o.p; o.p = nullptr; return *this; }
~unique_ptr () { v::destroy (p); p = nullptr; }
T* get() const { return p; }
T* release () { T* v = p; p = nullptr; return v; }
void swap (unique_ptr &o) { std::swap (p, o.p); }
friend void swap (unique_ptr &a, unique_ptr &b) { std::swap (a.p, b.p); }
void swap (unique_ptr &o) noexcept { std::swap (p, o.p); }
friend void swap (unique_ptr &a, unique_ptr &b) noexcept { std::swap (a.p, b.p); }
operator T * () const { return p; }
T& operator * () const { return *get (); }

4
thirdparty/harfbuzz/src/hb-directwrite.cc vendored
View file

@ -173,7 +173,7 @@ _hb_directwrite_shaper_face_data_create (hb_face_t *face)
t_DWriteCreateFactory p_DWriteCreateFactory;
#if defined(__GNUC__)
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-function-type"
#endif
@ -181,7 +181,7 @@ _hb_directwrite_shaper_face_data_create (hb_face_t *face)
p_DWriteCreateFactory = (t_DWriteCreateFactory)
GetProcAddress (data->dwrite_dll, "DWriteCreateFactory");
#if defined(__GNUC__)
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic pop
#endif

119
thirdparty/harfbuzz/src/hb-features.h vendored Normal file
View file

@ -0,0 +1,119 @@
/*
* Copyright © 2022 Red Hat, 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.
*/
#ifndef HB_FEATURES_H
#define HB_FEATURES_H
HB_BEGIN_DECLS
/**
* SECTION: hb-features
* @title: hb-features
* @short_description: Feature detection
* @include: hb-features.h
*
* Macros for detecting optional HarfBuzz features at build time.
**/
/**
* HB_HAS_CAIRO:
*
* Defined if Harfbuzz has been built with cairo support.
*/
#
/**
* HB_HAS_CORETEXT:
*
* Defined if Harfbuzz has been built with CoreText support.
*/
#undef HB_HAS_CORETEXT
/**
* HB_HAS_DIRECTWRITE:
*
* Defined if Harfbuzz has been built with DirectWrite support.
*/
#undef HB_HAS_DIRECTWRITE
/**
* HB_HAS_FREETYPE:
*
* Defined if Harfbuzz has been built with Freetype support.
*/
#define HB_HAS_FREETYPE 1
/**
* HB_HAS_GDI:
*
* Defined if Harfbuzz has been built with GDI support.
*/
#undef HB_HAS_GDI
/**
* HB_HAS_GLIB:
*
* Defined if Harfbuzz has been built with GLib support.
*/
#define HB_HAS_GLIB 1
/**
* HB_HAS_GOBJECT:
*
* Defined if Harfbuzz has been built with GObject support.
*/
#undef HB_HAS_GOBJECT
/**
* HB_HAS_GRAPHITE:
*
* Defined if Harfbuzz has been built with Graphite support.
*/
#undef HB_HAS_GRAPHITE
/**
* HB_HAS_ICU:
*
* Defined if Harfbuzz has been built with ICU support.
*/
#undef HB_HAS_ICU
/**
* HB_HAS_UNISCRIBE:
*
* Defined if Harfbuzz has been built with Uniscribe support.
*/
#undef HB_HAS_UNISCRIBE
/**
* HB_HAS_WASM:
*
* Defined if Harfbuzz has been built with WebAssembly support.
*/
#undef HB_HAS_WASM
HB_END_DECLS
#endif /* HB_FEATURES_H */

2
thirdparty/harfbuzz/src/hb-font.hh vendored
View file

@ -651,7 +651,7 @@ struct hb_font_t
{
if (get_glyph_name (glyph, s, size)) return;
if (size && snprintf (s, size, "gid%u", glyph) < 0)
if (size && snprintf (s, size, "gid%" PRIu32, glyph) < 0)
*s = '\0';
}

16
thirdparty/harfbuzz/src/hb-ft.cc vendored
View file

@ -224,7 +224,7 @@ _hb_ft_hb_font_check_changed (hb_font_t *font,
*
* Sets the FT_Load_Glyph load flags for the specified #hb_font_t.
*
* For more information, see
* For more information, see
* <https://freetype.org/freetype2/docs/reference/ft2-glyph_retrieval.html#ft_load_xxx>
*
* This function works with #hb_font_t objects created by
@ -252,7 +252,7 @@ hb_ft_font_set_load_flags (hb_font_t *font, int load_flags)
*
* Fetches the FT_Load_Glyph load flags of the specified #hb_font_t.
*
* For more information, see
* For more information, see
* <https://freetype.org/freetype2/docs/reference/ft2-glyph_retrieval.html#ft_load_xxx>
*
* This function works with #hb_font_t objects created by
@ -1118,10 +1118,10 @@ _hb_ft_reference_table (hb_face_t *face HB_UNUSED, hb_tag_t tag, void *user_data
* This variant of the function does not provide any life-cycle management.
*
* Most client programs should use hb_ft_face_create_referenced()
* (or, perhaps, hb_ft_face_create_cached()) instead.
* (or, perhaps, hb_ft_face_create_cached()) instead.
*
* If you know you have valid reasons not to use hb_ft_face_create_referenced(),
* then it is the client program's responsibility to destroy @ft_face
* then it is the client program's responsibility to destroy @ft_face
* after the #hb_face_t face object has been destroyed.
*
* Return value: (transfer full): the new #hb_face_t face object
@ -1215,7 +1215,7 @@ hb_ft_face_finalize (void *arg)
hb_face_t *
hb_ft_face_create_cached (FT_Face ft_face)
{
if (unlikely (!ft_face->generic.data || ft_face->generic.finalizer != (FT_Generic_Finalizer) hb_ft_face_finalize))
if (unlikely (!ft_face->generic.data || ft_face->generic.finalizer != hb_ft_face_finalize))
{
if (ft_face->generic.finalizer)
ft_face->generic.finalizer (ft_face);
@ -1241,13 +1241,13 @@ hb_ft_face_create_cached (FT_Face ft_face)
* This variant of the function does not provide any life-cycle management.
*
* Most client programs should use hb_ft_font_create_referenced()
* instead.
* instead.
*
* If you know you have valid reasons not to use hb_ft_font_create_referenced(),
* then it is the client program's responsibility to destroy @ft_face
* then it is the client program's responsibility to destroy @ft_face
* after the #hb_font_t font object has been destroyed.
*
* HarfBuzz will use the @destroy callback on the #hb_font_t font object
* HarfBuzz will use the @destroy callback on the #hb_font_t font object
* if it is supplied when you use this function. However, even if @destroy
* is provided, it is the client program's responsibility to destroy @ft_face,
* and it is the client program's responsibility to ensure that @ft_face is

13
thirdparty/harfbuzz/src/hb-icu.cc vendored
View file

@ -93,15 +93,16 @@ hb_icu_script_to_script (UScriptCode script)
UScriptCode
hb_icu_script_from_script (hb_script_t script)
{
UScriptCode out = USCRIPT_INVALID_CODE;
if (unlikely (script == HB_SCRIPT_INVALID))
return USCRIPT_INVALID_CODE;
return out;
unsigned int numScriptCode = 1 + u_getIntPropertyMaxValue (UCHAR_SCRIPT);
for (unsigned int i = 0; i < numScriptCode; i++)
if (unlikely (hb_icu_script_to_script ((UScriptCode) i) == script))
return (UScriptCode) i;
UErrorCode icu_err = U_ZERO_ERROR;
const unsigned char buf[5] = {HB_UNTAG (script), 0};
uscript_getCode ((const char *) buf, &out, 1, &icu_err);
return USCRIPT_UNKNOWN;
return out;
}

2
thirdparty/harfbuzz/src/hb-limits.hh vendored
View file

@ -106,7 +106,7 @@
#endif
#ifndef HB_COLRV1_MAX_EDGE_COUNT
#define HB_COLRV1_MAX_EDGE_COUNT 65536
#define HB_COLRV1_MAX_EDGE_COUNT 2048
#endif

23
thirdparty/harfbuzz/src/hb-map.hh vendored
View file

@ -70,9 +70,9 @@ struct hb_hashmap_t
alloc (o.population); hb_copy (o, *this);
}
hb_hashmap_t (hb_hashmap_t&& o) : hb_hashmap_t () { hb_swap (*this, o); }
hb_hashmap_t (hb_hashmap_t&& o) noexcept : hb_hashmap_t () { hb_swap (*this, o); }
hb_hashmap_t& operator= (const hb_hashmap_t& o) { reset (); alloc (o.population); hb_copy (o, *this); return *this; }
hb_hashmap_t& operator= (hb_hashmap_t&& o) { hb_swap (*this, o); return *this; }
hb_hashmap_t& operator= (hb_hashmap_t&& o) noexcept { hb_swap (*this, o); return *this; }
hb_hashmap_t (std::initializer_list<hb_pair_t<K, V>> lst) : hb_hashmap_t ()
{
@ -137,26 +137,23 @@ struct hb_hashmap_t
};
hb_object_header_t header;
unsigned int successful : 1; /* Allocations successful */
unsigned int population : 31; /* Not including tombstones. */
bool successful; /* Allocations successful */
unsigned short max_chain_length;
unsigned int population; /* Not including tombstones. */
unsigned int occupancy; /* Including tombstones. */
unsigned int mask;
unsigned int prime;
unsigned int max_chain_length;
item_t *items;
friend void swap (hb_hashmap_t& a, hb_hashmap_t& b)
friend void swap (hb_hashmap_t& a, hb_hashmap_t& b) noexcept
{
if (unlikely (!a.successful || !b.successful))
return;
unsigned tmp = a.population;
a.population = b.population;
b.population = tmp;
//hb_swap (a.population, b.population);
hb_swap (a.max_chain_length, b.max_chain_length);
hb_swap (a.population, b.population);
hb_swap (a.occupancy, b.occupancy);
hb_swap (a.mask, b.mask);
hb_swap (a.prime, b.prime);
hb_swap (a.max_chain_length, b.max_chain_length);
hb_swap (a.items, b.items);
}
void init ()
@ -164,10 +161,10 @@ struct hb_hashmap_t
hb_object_init (this);
successful = true;
max_chain_length = 0;
population = occupancy = 0;
mask = 0;
prime = 0;
max_chain_length = 0;
items = nullptr;
}
void fini ()
@ -558,7 +555,7 @@ struct hb_map_t : hb_hashmap_t<hb_codepoint_t,
~hb_map_t () = default;
hb_map_t () : hashmap () {}
hb_map_t (const hb_map_t &o) : hashmap ((hashmap &) o) {}
hb_map_t (hb_map_t &&o) : hashmap (std::move ((hashmap &) o)) {}
hb_map_t (hb_map_t &&o) noexcept : hashmap (std::move ((hashmap &) o)) {}
hb_map_t& operator= (const hb_map_t&) = default;
hb_map_t& operator= (hb_map_t&&) = default;
hb_map_t (std::initializer_list<hb_codepoint_pair_t> lst) : hashmap (lst) {}

2
thirdparty/harfbuzz/src/hb-object.hh vendored
View file

@ -325,7 +325,7 @@ retry:
hb_user_data_array_t *user_data = obj->header.user_data.get_acquire ();
if (unlikely (!user_data))
{
user_data = (hb_user_data_array_t *) hb_calloc (sizeof (hb_user_data_array_t), 1);
user_data = (hb_user_data_array_t *) hb_calloc (1, sizeof (hb_user_data_array_t));
if (unlikely (!user_data))
return false;
user_data->init ();

7
thirdparty/harfbuzz/src/hb-open-type.hh vendored
View file

@ -985,6 +985,13 @@ struct SortedArrayOf : ArrayOf<Type, LenType>
return_trace (ret);
}
SortedArrayOf* copy (hb_serialize_context_t *c) const
{
TRACE_SERIALIZE (this);
SortedArrayOf* out = reinterpret_cast<SortedArrayOf *> (ArrayOf<Type, LenType>::copy (c));
return_trace (out);
}
template <typename T>
Type &bsearch (const T &x, Type &not_found = Crap (Type))
{ return *as_array ().bsearch (x, &not_found); }

19
thirdparty/harfbuzz/src/hb-ot-cff-common.hh vendored
View file

@ -41,10 +41,21 @@ using namespace OT;
using objidx_t = hb_serialize_context_t::objidx_t;
using whence_t = hb_serialize_context_t::whence_t;
/* utility macro */
template<typename Type>
static inline const Type& StructAtOffsetOrNull (const void *P, unsigned int offset)
{ return offset ? StructAtOffset<Type> (P, offset) : Null (Type); }
/* CFF offsets can technically be negative */
template<typename Type, typename ...Ts>
static inline const Type& StructAtOffsetOrNull (const void *P, int offset, hb_sanitize_context_t &sc, Ts&&... ds)
{
if (!offset) return Null (Type);
const char *p = (const char *) P + offset;
if (!sc.check_point (p)) return Null (Type);
const Type &obj = *reinterpret_cast<const Type *> (p);
if (!obj.sanitize (&sc, std::forward<Ts> (ds)...)) return Null (Type);
return obj;
}
struct code_pair_t
{

81
thirdparty/harfbuzz/src/hb-ot-cff1-table.hh vendored
View file

@ -763,9 +763,9 @@ struct cff1_top_dict_values_t : top_dict_values_t<cff1_top_dict_val_t>
unsigned int ros_supplement;
unsigned int cidCount;
unsigned int EncodingOffset;
unsigned int CharsetOffset;
unsigned int FDSelectOffset;
int EncodingOffset;
int CharsetOffset;
int FDSelectOffset;
table_info_t privateDictInfo;
};
@ -821,24 +821,24 @@ struct cff1_top_dict_opset_t : top_dict_opset_t<cff1_top_dict_val_t>
break;
case OpCode_Encoding:
dictval.EncodingOffset = env.argStack.pop_uint ();
dictval.EncodingOffset = env.argStack.pop_int ();
env.clear_args ();
if (unlikely (dictval.EncodingOffset == 0)) return;
break;
case OpCode_charset:
dictval.CharsetOffset = env.argStack.pop_uint ();
dictval.CharsetOffset = env.argStack.pop_int ();
env.clear_args ();
if (unlikely (dictval.CharsetOffset == 0)) return;
break;
case OpCode_FDSelect:
dictval.FDSelectOffset = env.argStack.pop_uint ();
dictval.FDSelectOffset = env.argStack.pop_int ();
env.clear_args ();
break;
case OpCode_Private:
dictval.privateDictInfo.offset = env.argStack.pop_uint ();
dictval.privateDictInfo.offset = env.argStack.pop_int ();
dictval.privateDictInfo.size = env.argStack.pop_uint ();
env.clear_args ();
break;
@ -913,7 +913,7 @@ struct cff1_private_dict_values_base_t : dict_values_t<VAL>
}
void fini () { dict_values_t<VAL>::fini (); }
unsigned int subrsOffset;
int subrsOffset;
const CFF1Subrs *localSubrs;
};
@ -948,7 +948,7 @@ struct cff1_private_dict_opset_t : dict_opset_t
env.clear_args ();
break;
case OpCode_Subrs:
dictval.subrsOffset = env.argStack.pop_uint ();
dictval.subrsOffset = env.argStack.pop_int ();
env.clear_args ();
break;
@ -990,7 +990,7 @@ struct cff1_private_dict_opset_subset_t : dict_opset_t
break;
case OpCode_Subrs:
dictval.subrsOffset = env.argStack.pop_uint ();
dictval.subrsOffset = env.argStack.pop_int ();
env.clear_args ();
break;
@ -1090,8 +1090,8 @@ struct cff1
goto fail;
hb_barrier ();
topDictIndex = &StructAtOffset<CFF1TopDictIndex> (nameIndex, nameIndex->get_size ());
if ((topDictIndex == &Null (CFF1TopDictIndex)) || !topDictIndex->sanitize (&sc) || (topDictIndex->count == 0))
topDictIndex = &StructAtOffsetOrNull<CFF1TopDictIndex> (nameIndex, nameIndex->get_size (), sc);
if (topDictIndex == &Null (CFF1TopDictIndex) || (topDictIndex->count == 0))
goto fail;
hb_barrier ();
@ -1108,20 +1108,18 @@ struct cff1
charset = &Null (Charset);
else
{
charset = &StructAtOffsetOrNull<Charset> (cff, topDict.CharsetOffset);
if (unlikely ((charset == &Null (Charset)) || !charset->sanitize (&sc, &num_charset_entries))) goto fail;
hb_barrier ();
charset = &StructAtOffsetOrNull<Charset> (cff, topDict.CharsetOffset, sc, &num_charset_entries);
if (unlikely (charset == &Null (Charset))) goto fail;
}
fdCount = 1;
if (is_CID ())
{
fdArray = &StructAtOffsetOrNull<CFF1FDArray> (cff, topDict.FDArrayOffset);
fdSelect = &StructAtOffsetOrNull<CFF1FDSelect> (cff, topDict.FDSelectOffset);
if (unlikely ((fdArray == &Null (CFF1FDArray)) || !fdArray->sanitize (&sc) ||
(fdSelect == &Null (CFF1FDSelect)) || !fdSelect->sanitize (&sc, fdArray->count)))
fdArray = &StructAtOffsetOrNull<CFF1FDArray> (cff, topDict.FDArrayOffset, sc);
fdSelect = &StructAtOffsetOrNull<CFF1FDSelect> (cff, topDict.FDSelectOffset, sc, fdArray->count);
if (unlikely (fdArray == &Null (CFF1FDArray) ||
fdSelect == &Null (CFF1FDSelect)))
goto fail;
hb_barrier ();
fdCount = fdArray->count;
}
@ -1140,27 +1138,19 @@ struct cff1
{
if (!is_predef_encoding ())
{
encoding = &StructAtOffsetOrNull<Encoding> (cff, topDict.EncodingOffset);
if (unlikely ((encoding == &Null (Encoding)) || !encoding->sanitize (&sc))) goto fail;
hb_barrier ();
encoding = &StructAtOffsetOrNull<Encoding> (cff, topDict.EncodingOffset, sc);
if (unlikely (encoding == &Null (Encoding))) goto fail;
}
}
stringIndex = &StructAtOffset<CFF1StringIndex> (topDictIndex, topDictIndex->get_size ());
if ((stringIndex == &Null (CFF1StringIndex)) || !stringIndex->sanitize (&sc))
stringIndex = &StructAtOffsetOrNull<CFF1StringIndex> (topDictIndex, topDictIndex->get_size (), sc);
if (stringIndex == &Null (CFF1StringIndex))
goto fail;
hb_barrier ();
globalSubrs = &StructAtOffset<CFF1Subrs> (stringIndex, stringIndex->get_size ());
if ((globalSubrs != &Null (CFF1Subrs)) && !globalSubrs->sanitize (&sc))
globalSubrs = &StructAtOffsetOrNull<CFF1Subrs> (stringIndex, stringIndex->get_size (), sc);
charStrings = &StructAtOffsetOrNull<CFF1CharStrings> (cff, topDict.charStringsOffset, sc);
if (charStrings == &Null (CFF1CharStrings))
goto fail;
hb_barrier ();
charStrings = &StructAtOffsetOrNull<CFF1CharStrings> (cff, topDict.charStringsOffset);
if ((charStrings == &Null (CFF1CharStrings)) || unlikely (!charStrings->sanitize (&sc)))
goto fail;
hb_barrier ();
num_glyphs = charStrings->count;
if (num_glyphs != sc.get_num_glyphs ())
@ -1188,19 +1178,13 @@ struct cff1
font->init ();
if (unlikely (!font_interp.interpret (*font))) goto fail;
PRIVDICTVAL *priv = &privateDicts[i];
const hb_ubytes_t privDictStr = StructAtOffset<UnsizedByteStr> (cff, font->privateDictInfo.offset).as_ubytes (font->privateDictInfo.size);
if (unlikely (!privDictStr.sanitize (&sc))) goto fail;
hb_barrier ();
const hb_ubytes_t privDictStr = StructAtOffsetOrNull<UnsizedByteStr> (cff, font->privateDictInfo.offset, sc, font->privateDictInfo.size).as_ubytes (font->privateDictInfo.size);
num_interp_env_t env2 (privDictStr);
dict_interpreter_t<PRIVOPSET, PRIVDICTVAL> priv_interp (env2);
priv->init ();
if (unlikely (!priv_interp.interpret (*priv))) goto fail;
priv->localSubrs = &StructAtOffsetOrNull<CFF1Subrs> (&privDictStr, priv->subrsOffset);
if (priv->localSubrs != &Null (CFF1Subrs) &&
unlikely (!priv->localSubrs->sanitize (&sc)))
goto fail;
hb_barrier ();
priv->localSubrs = &StructAtOffsetOrNull<CFF1Subrs> (&privDictStr, priv->subrsOffset, sc);
}
}
else /* non-CID */
@ -1208,18 +1192,13 @@ struct cff1
cff1_top_dict_values_t *font = &topDict;
PRIVDICTVAL *priv = &privateDicts[0];
const hb_ubytes_t privDictStr = StructAtOffset<UnsizedByteStr> (cff, font->privateDictInfo.offset).as_ubytes (font->privateDictInfo.size);
if (unlikely (!privDictStr.sanitize (&sc))) goto fail;
hb_barrier ();
const hb_ubytes_t privDictStr = StructAtOffsetOrNull<UnsizedByteStr> (cff, font->privateDictInfo.offset, sc, font->privateDictInfo.size).as_ubytes (font->privateDictInfo.size);
num_interp_env_t env (privDictStr);
dict_interpreter_t<PRIVOPSET, PRIVDICTVAL> priv_interp (env);
priv->init ();
if (unlikely (!priv_interp.interpret (*priv))) goto fail;
priv->localSubrs = &StructAtOffsetOrNull<CFF1Subrs> (&privDictStr, priv->subrsOffset);
if (priv->localSubrs != &Null (CFF1Subrs) &&
unlikely (!priv->localSubrs->sanitize (&sc)))
goto fail;
priv->localSubrs = &StructAtOffsetOrNull<CFF1Subrs> (&privDictStr, priv->subrsOffset, sc);
hb_barrier ();
}
@ -1437,7 +1416,7 @@ struct cff1
hb_sorted_vector_t<gname_t> *names = glyph_names.get_acquire ();
if (unlikely (!names))
{
names = (hb_sorted_vector_t<gname_t> *) hb_calloc (sizeof (hb_sorted_vector_t<gname_t>), 1);
names = (hb_sorted_vector_t<gname_t> *) hb_calloc (1, sizeof (hb_sorted_vector_t<gname_t>));
if (likely (names))
{
names->init ();

55
thirdparty/harfbuzz/src/hb-ot-cff2-table.hh vendored
View file

@ -111,7 +111,7 @@ struct CFF2FDSelect
DEFINE_SIZE_MIN (2);
};
struct CFF2VariationStore
struct CFF2ItemVariationStore
{
bool sanitize (hb_sanitize_context_t *c) const
{
@ -122,11 +122,11 @@ struct CFF2VariationStore
varStore.sanitize (c));
}
bool serialize (hb_serialize_context_t *c, const CFF2VariationStore *varStore)
bool serialize (hb_serialize_context_t *c, const CFF2ItemVariationStore *varStore)
{
TRACE_SERIALIZE (this);
unsigned int size_ = varStore->get_size ();
CFF2VariationStore *dest = c->allocate_size<CFF2VariationStore> (size_);
CFF2ItemVariationStore *dest = c->allocate_size<CFF2ItemVariationStore> (size_);
if (unlikely (!dest)) return_trace (false);
hb_memcpy (dest, varStore, size_);
return_trace (true);
@ -135,9 +135,9 @@ struct CFF2VariationStore
unsigned int get_size () const { return HBUINT16::static_size + size; }
HBUINT16 size;
VariationStore varStore;
ItemVariationStore varStore;
DEFINE_SIZE_MIN (2 + VariationStore::min_size);
DEFINE_SIZE_MIN (2 + ItemVariationStore::min_size);
};
struct cff2_top_dict_values_t : top_dict_values_t<>
@ -150,8 +150,8 @@ struct cff2_top_dict_values_t : top_dict_values_t<>
}
void fini () { top_dict_values_t<>::fini (); }
unsigned int vstoreOffset;
unsigned int FDSelectOffset;
int vstoreOffset;
int FDSelectOffset;
};
struct cff2_top_dict_opset_t : top_dict_opset_t<>
@ -169,11 +169,11 @@ struct cff2_top_dict_opset_t : top_dict_opset_t<>
break;
case OpCode_vstore:
dictval.vstoreOffset = env.argStack.pop_uint ();
dictval.vstoreOffset = env.argStack.pop_int ();
env.clear_args ();
break;
case OpCode_FDSelect:
dictval.FDSelectOffset = env.argStack.pop_uint ();
dictval.FDSelectOffset = env.argStack.pop_int ();
env.clear_args ();
break;
@ -241,7 +241,7 @@ struct cff2_private_dict_values_base_t : dict_values_t<VAL>
}
void fini () { dict_values_t<VAL>::fini (); }
unsigned int subrsOffset;
int subrsOffset;
const CFF2Subrs *localSubrs;
unsigned int ivs;
};
@ -295,7 +295,7 @@ struct cff2_private_dict_opset_t : dict_opset_t
env.clear_args ();
break;
case OpCode_Subrs:
dictval.subrsOffset = env.argStack.pop_uint ();
dictval.subrsOffset = env.argStack.pop_int ();
env.clear_args ();
break;
case OpCode_vsindexdict:
@ -344,7 +344,7 @@ struct cff2_private_dict_opset_subset_t : dict_opset_t
return;
case OpCode_Subrs:
dictval.subrsOffset = env.argStack.pop_uint ();
dictval.subrsOffset = env.argStack.pop_int ();
env.clear_args ();
break;
@ -426,18 +426,15 @@ struct cff2
if (unlikely (!top_interp.interpret (topDict))) goto fail;
}
globalSubrs = &StructAtOffset<CFF2Subrs> (cff2, cff2->topDict + cff2->topDictSize);
varStore = &StructAtOffsetOrNull<CFF2VariationStore> (cff2, topDict.vstoreOffset);
charStrings = &StructAtOffsetOrNull<CFF2CharStrings> (cff2, topDict.charStringsOffset);
fdArray = &StructAtOffsetOrNull<CFF2FDArray> (cff2, topDict.FDArrayOffset);
fdSelect = &StructAtOffsetOrNull<CFF2FDSelect> (cff2, topDict.FDSelectOffset);
globalSubrs = &StructAtOffsetOrNull<CFF2Subrs> (cff2, cff2->topDict + cff2->topDictSize, sc);
varStore = &StructAtOffsetOrNull<CFF2ItemVariationStore> (cff2, topDict.vstoreOffset, sc);
charStrings = &StructAtOffsetOrNull<CFF2CharStrings> (cff2, topDict.charStringsOffset, sc);
fdArray = &StructAtOffsetOrNull<CFF2FDArray> (cff2, topDict.FDArrayOffset, sc);
fdSelect = &StructAtOffsetOrNull<CFF2FDSelect> (cff2, topDict.FDSelectOffset, sc, fdArray->count);
if (((varStore != &Null (CFF2VariationStore)) && unlikely (!varStore->sanitize (&sc))) ||
(charStrings == &Null (CFF2CharStrings)) || unlikely (!charStrings->sanitize (&sc)) ||
(globalSubrs == &Null (CFF2Subrs)) || unlikely (!globalSubrs->sanitize (&sc)) ||
(fdArray == &Null (CFF2FDArray)) || unlikely (!fdArray->sanitize (&sc)) ||
!hb_barrier () ||
(((fdSelect != &Null (CFF2FDSelect)) && unlikely (!fdSelect->sanitize (&sc, fdArray->count)))))
if (charStrings == &Null (CFF2CharStrings) ||
globalSubrs == &Null (CFF2Subrs) ||
fdArray == &Null (CFF2FDArray))
goto fail;
num_glyphs = charStrings->count;
@ -462,19 +459,13 @@ struct cff2
font->init ();
if (unlikely (!font_interp.interpret (*font))) goto fail;
const hb_ubytes_t privDictStr = StructAtOffsetOrNull<UnsizedByteStr> (cff2, font->privateDictInfo.offset).as_ubytes (font->privateDictInfo.size);
if (unlikely (!privDictStr.sanitize (&sc))) goto fail;
hb_barrier ();
const hb_ubytes_t privDictStr = StructAtOffsetOrNull<UnsizedByteStr> (cff2, font->privateDictInfo.offset, sc, font->privateDictInfo.size).as_ubytes (font->privateDictInfo.size);
cff2_priv_dict_interp_env_t env2 (privDictStr);
dict_interpreter_t<PRIVOPSET, PRIVDICTVAL, cff2_priv_dict_interp_env_t> priv_interp (env2);
privateDicts[i].init ();
if (unlikely (!priv_interp.interpret (privateDicts[i]))) goto fail;
privateDicts[i].localSubrs = &StructAtOffsetOrNull<CFF2Subrs> (&privDictStr[0], privateDicts[i].subrsOffset);
if (privateDicts[i].localSubrs != &Null (CFF2Subrs) &&
unlikely (!privateDicts[i].localSubrs->sanitize (&sc)))
goto fail;
hb_barrier ();
privateDicts[i].localSubrs = &StructAtOffsetOrNull<CFF2Subrs> (&privDictStr[0], privateDicts[i].subrsOffset, sc);
}
return;
@ -509,7 +500,7 @@ struct cff2
hb_blob_t *blob = nullptr;
cff2_top_dict_values_t topDict;
const CFF2Subrs *globalSubrs = nullptr;
const CFF2VariationStore *varStore = nullptr;
const CFF2ItemVariationStore *varStore = nullptr;
const CFF2CharStrings *charStrings = nullptr;
const CFF2FDArray *fdArray = nullptr;
const CFF2FDSelect *fdSelect = nullptr;

111
thirdparty/harfbuzz/src/hb-ot-cmap-table.hh vendored
View file

@ -41,6 +41,30 @@
namespace OT {
static inline uint8_t unicode_to_macroman (hb_codepoint_t u)
{
uint16_t mapping[] = {
0x00C4, 0x00C5, 0x00C7, 0x00C9, 0x00D1, 0x00D6, 0x00DC, 0x00E1,
0x00E0, 0x00E2, 0x00E4, 0x00E3, 0x00E5, 0x00E7, 0x00E9, 0x00E8,
0x00EA, 0x00EB, 0x00ED, 0x00EC, 0x00EE, 0x00EF, 0x00F1, 0x00F3,
0x00F2, 0x00F4, 0x00F6, 0x00F5, 0x00FA, 0x00F9, 0x00FB, 0x00FC,
0x2020, 0x00B0, 0x00A2, 0x00A3, 0x00A7, 0x2022, 0x00B6, 0x00DF,
0x00AE, 0x00A9, 0x2122, 0x00B4, 0x00A8, 0x2260, 0x00C6, 0x00D8,
0x221E, 0x00B1, 0x2264, 0x2265, 0x00A5, 0x00B5, 0x2202, 0x2211,
0x220F, 0x03C0, 0x222B, 0x00AA, 0x00BA, 0x03A9, 0x00E6, 0x00F8,
0x00BF, 0x00A1, 0x00AC, 0x221A, 0x0192, 0x2248, 0x2206, 0x00AB,
0x00BB, 0x2026, 0x00A0, 0x00C0, 0x00C3, 0x00D5, 0x0152, 0x0153,
0x2013, 0x2014, 0x201C, 0x201D, 0x2018, 0x2019, 0x00F7, 0x25CA,
0x00FF, 0x0178, 0x2044, 0x20AC, 0x2039, 0x203A, 0xFB01, 0xFB02,
0x2021, 0x00B7, 0x201A, 0x201E, 0x2030, 0x00C2, 0x00CA, 0x00C1,
0x00CB, 0x00C8, 0x00CD, 0x00CE, 0x00CF, 0x00CC, 0x00D3, 0x00D4,
0xF8FF, 0x00D2, 0x00DA, 0x00DB, 0x00D9, 0x0131, 0x02C6, 0x02DC,
0x00AF, 0x02D8, 0x02D9, 0x02DA, 0x00B8, 0x02DD, 0x02DB, 0x02C7
};
uint16_t *c = hb_bsearch (u, mapping, ARRAY_LENGTH (mapping), sizeof (mapping[0]),
_hb_cmp_operator<uint16_t, uint16_t>);
return c ? (c - mapping) + 0x7F : 0;
}
struct CmapSubtableFormat0
{
@ -1465,8 +1489,11 @@ struct EncodingRecord
int ret;
ret = platformID.cmp (other.platformID);
if (ret) return ret;
ret = encodingID.cmp (other.encodingID);
if (ret) return ret;
if (other.encodingID != 0xFFFF)
{
ret = encodingID.cmp (other.encodingID);
if (ret) return ret;
}
return 0;
}
@ -1814,9 +1841,13 @@ struct cmap
c->plan));
}
const CmapSubtable *find_best_subtable (bool *symbol = nullptr) const
const CmapSubtable *find_best_subtable (bool *symbol = nullptr,
bool *mac = nullptr,
bool *macroman = nullptr) const
{
if (symbol) *symbol = false;
if (mac) *mac = false;
if (macroman) *macroman = false;
const CmapSubtable *subtable;
@ -1841,6 +1872,20 @@ struct cmap
if ((subtable = this->find_subtable (0, 1))) return subtable;
if ((subtable = this->find_subtable (0, 0))) return subtable;
/* MacRoman subtable. */
if ((subtable = this->find_subtable (1, 0)))
{
if (mac) *mac = true;
if (macroman) *macroman = true;
return subtable;
}
/* Any other Mac subtable; we just map ASCII for these. */
if ((subtable = this->find_subtable (1, 0xFFFF)))
{
if (mac) *mac = true;
return subtable;
}
/* Meh. */
return &Null (CmapSubtable);
}
@ -1852,8 +1897,8 @@ struct cmap
accelerator_t (hb_face_t *face)
{
this->table = hb_sanitize_context_t ().reference_table<cmap> (face);
bool symbol;
this->subtable = table->find_best_subtable (&symbol);
bool symbol, mac, macroman;
this->subtable = table->find_best_subtable (&symbol, &mac, &macroman);
this->subtable_uvs = &Null (CmapSubtableFormat14);
{
const CmapSubtable *st = table->find_subtable (0, 5);
@ -1862,6 +1907,7 @@ struct cmap
}
this->get_glyph_data = subtable;
#ifndef HB_NO_CMAP_LEGACY_SUBTABLES
if (unlikely (symbol))
{
switch ((unsigned) face->table.OS2->get_font_page ()) {
@ -1881,7 +1927,16 @@ struct cmap
break;
}
}
else if (unlikely (macroman))
{
this->get_glyph_funcZ = get_glyph_from_macroman<CmapSubtable>;
}
else if (unlikely (mac))
{
this->get_glyph_funcZ = get_glyph_from_ascii<CmapSubtable>;
}
else
#endif
{
switch (subtable->u.format) {
/* Accelerate format 4 and format 12. */
@ -1924,7 +1979,7 @@ struct cmap
hb_codepoint_t *glyph,
cache_t *cache = nullptr) const
{
if (unlikely (!this->get_glyph_funcZ)) return 0;
if (unlikely (!this->get_glyph_funcZ)) return false;
return _cached_get (unicode, glyph, cache);
}
@ -2006,6 +2061,28 @@ struct cmap
return false;
}
template <typename Type>
HB_INTERNAL static bool get_glyph_from_ascii (const void *obj,
hb_codepoint_t codepoint,
hb_codepoint_t *glyph)
{
const Type *typed_obj = (const Type *) obj;
return codepoint < 0x80 && typed_obj->get_glyph (codepoint, glyph);
}
template <typename Type>
HB_INTERNAL static bool get_glyph_from_macroman (const void *obj,
hb_codepoint_t codepoint,
hb_codepoint_t *glyph)
{
if (get_glyph_from_ascii<Type> (obj, codepoint, glyph))
return true;
const Type *typed_obj = (const Type *) obj;
unsigned c = unicode_to_macroman (codepoint);
return c && typed_obj->get_glyph (c, glyph);
}
private:
hb_nonnull_ptr_t<const CmapSubtable> subtable;
hb_nonnull_ptr_t<const CmapSubtableFormat14> subtable_uvs;
@ -2035,28 +2112,6 @@ struct cmap
return &(this+result.subtable);
}
const EncodingRecord *find_encodingrec (unsigned int platform_id,
unsigned int encoding_id) const
{
EncodingRecord key;
key.platformID = platform_id;
key.encodingID = encoding_id;
return encodingRecord.as_array ().bsearch (key);
}
bool find_subtable (unsigned format) const
{
auto it =
+ hb_iter (encodingRecord)
| hb_map (&EncodingRecord::subtable)
| hb_map (hb_add (this))
| hb_filter ([&] (const CmapSubtable& _) { return _.u.format == format; })
;
return it.len ();
}
public:
bool sanitize (hb_sanitize_context_t *c) const

16
thirdparty/harfbuzz/src/hb-ot-font.cc vendored
View file

@ -208,12 +208,12 @@ hb_ot_get_glyph_h_advances (hb_font_t* font, void* font_data,
#if !defined(HB_NO_VAR) && !defined(HB_NO_OT_FONT_ADVANCE_CACHE)
const OT::HVAR &HVAR = *hmtx.var_table;
const OT::VariationStore &varStore = &HVAR + HVAR.varStore;
OT::VariationStore::cache_t *varStore_cache = font->num_coords * count >= 128 ? varStore.create_cache () : nullptr;
const OT::ItemVariationStore &varStore = &HVAR + HVAR.varStore;
OT::ItemVariationStore::cache_t *varStore_cache = font->num_coords * count >= 128 ? varStore.create_cache () : nullptr;
bool use_cache = font->num_coords;
#else
OT::VariationStore::cache_t *varStore_cache = nullptr;
OT::ItemVariationStore::cache_t *varStore_cache = nullptr;
bool use_cache = false;
#endif
@ -277,7 +277,7 @@ hb_ot_get_glyph_h_advances (hb_font_t* font, void* font_data,
}
#if !defined(HB_NO_VAR) && !defined(HB_NO_OT_FONT_ADVANCE_CACHE)
OT::VariationStore::destroy_cache (varStore_cache);
OT::ItemVariationStore::destroy_cache (varStore_cache);
#endif
if (font->x_strength && !font->embolden_in_place)
@ -313,10 +313,10 @@ hb_ot_get_glyph_v_advances (hb_font_t* font, void* font_data,
{
#if !defined(HB_NO_VAR) && !defined(HB_NO_OT_FONT_ADVANCE_CACHE)
const OT::VVAR &VVAR = *vmtx.var_table;
const OT::VariationStore &varStore = &VVAR + VVAR.varStore;
OT::VariationStore::cache_t *varStore_cache = font->num_coords ? varStore.create_cache () : nullptr;
const OT::ItemVariationStore &varStore = &VVAR + VVAR.varStore;
OT::ItemVariationStore::cache_t *varStore_cache = font->num_coords ? varStore.create_cache () : nullptr;
#else
OT::VariationStore::cache_t *varStore_cache = nullptr;
OT::ItemVariationStore::cache_t *varStore_cache = nullptr;
#endif
for (unsigned int i = 0; i < count; i++)
@ -327,7 +327,7 @@ hb_ot_get_glyph_v_advances (hb_font_t* font, void* font_data,
}
#if !defined(HB_NO_VAR) && !defined(HB_NO_OT_FONT_ADVANCE_CACHE)
OT::VariationStore::destroy_cache (varStore_cache);
OT::ItemVariationStore::destroy_cache (varStore_cache);
#endif
}
else

25
thirdparty/harfbuzz/src/hb-ot-hmtx-table.hh vendored
View file

@ -145,6 +145,29 @@ struct hmtxvmtx
table->minTrailingBearing = min_rsb;
table->maxExtent = max_extent;
}
if (T::is_horizontal)
{
const auto &OS2 = *c->plan->source->table.OS2;
if (OS2.has_data () &&
table->ascender == OS2.sTypoAscender &&
table->descender == OS2.sTypoDescender &&
table->lineGap == OS2.sTypoLineGap)
{
table->ascender = static_cast<int> (roundf (OS2.sTypoAscender +
MVAR.get_var (HB_OT_METRICS_TAG_HORIZONTAL_ASCENDER,
c->plan->normalized_coords.arrayZ,
c->plan->normalized_coords.length)));
table->descender = static_cast<int> (roundf (OS2.sTypoDescender +
MVAR.get_var (HB_OT_METRICS_TAG_HORIZONTAL_DESCENDER,
c->plan->normalized_coords.arrayZ,
c->plan->normalized_coords.length)));
table->lineGap = static_cast<int> (roundf (OS2.sTypoLineGap +
MVAR.get_var (HB_OT_METRICS_TAG_HORIZONTAL_LINE_GAP,
c->plan->normalized_coords.arrayZ,
c->plan->normalized_coords.length)));
}
}
}
#endif
@ -374,7 +397,7 @@ struct hmtxvmtx
unsigned get_advance_with_var_unscaled (hb_codepoint_t glyph,
hb_font_t *font,
VariationStore::cache_t *store_cache = nullptr) const
ItemVariationStore::cache_t *store_cache = nullptr) const
{
unsigned int advance = get_advance_without_var_unscaled (glyph);

284
thirdparty/harfbuzz/src/hb-ot-layout-base-table.hh vendored
View file

@ -46,6 +46,12 @@ struct BaseCoordFormat1
return HB_DIRECTION_IS_HORIZONTAL (direction) ? font->em_scale_y (coordinate) : font->em_scale_x (coordinate);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
return_trace ((bool) c->serializer->embed (*this));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -67,6 +73,17 @@ struct BaseCoordFormat2
return HB_DIRECTION_IS_HORIZONTAL (direction) ? font->em_scale_y (coordinate) : font->em_scale_x (coordinate);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
if (unlikely (!out)) return_trace (false);
return_trace (c->serializer->check_assign (out->referenceGlyph,
c->plan->glyph_map->get (referenceGlyph),
HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -86,7 +103,7 @@ struct BaseCoordFormat2
struct BaseCoordFormat3
{
hb_position_t get_coord (hb_font_t *font,
const VariationStore &var_store,
const ItemVariationStore &var_store,
hb_direction_t direction) const
{
const Device &device = this+deviceTable;
@ -96,6 +113,23 @@ struct BaseCoordFormat3
: font->em_scale_x (coordinate) + device.get_x_delta (font, var_store);
}
void collect_variation_indices (hb_set_t& varidx_set /* OUT */) const
{
unsigned varidx = (this+deviceTable).get_variation_index ();
varidx_set.add (varidx);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
if (unlikely (!out)) return_trace (false);
return_trace (out->deviceTable.serialize_copy (c->serializer, deviceTable,
this, 0,
hb_serialize_context_t::Head,
&c->plan->base_variation_idx_map));
}
bool sanitize (hb_sanitize_context_t *c) const
{
@ -120,7 +154,7 @@ struct BaseCoord
bool has_data () const { return u.format; }
hb_position_t get_coord (hb_font_t *font,
const VariationStore &var_store,
const ItemVariationStore &var_store,
hb_direction_t direction) const
{
switch (u.format) {
@ -131,6 +165,27 @@ struct BaseCoord
}
}
void collect_variation_indices (hb_set_t& varidx_set /* OUT */) const
{
switch (u.format) {
case 3: u.format3.collect_variation_indices (varidx_set);
default:return;
}
}
template <typename context_t, typename ...Ts>
typename context_t::return_t dispatch (context_t *c, Ts&&... ds) const
{
if (unlikely (!c->may_dispatch (this, &u.format))) return c->no_dispatch_return_value ();
TRACE_DISPATCH (this, u.format);
switch (u.format) {
case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...));
case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...));
case 3: return_trace (c->dispatch (u.format3, std::forward<Ts> (ds)...));
default:return_trace (c->default_return_value ());
}
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -161,12 +216,37 @@ struct FeatMinMaxRecord
bool has_data () const { return tag; }
hb_tag_t get_feature_tag () const { return tag; }
void get_min_max (const BaseCoord **min, const BaseCoord **max) const
{
if (likely (min)) *min = &(this+minCoord);
if (likely (max)) *max = &(this+maxCoord);
}
void collect_variation_indices (const hb_subset_plan_t* plan,
const void *base,
hb_set_t& varidx_set /* OUT */) const
{
if (!plan->layout_features.has (tag))
return;
(base+minCoord).collect_variation_indices (varidx_set);
(base+maxCoord).collect_variation_indices (varidx_set);
}
bool subset (hb_subset_context_t *c,
const void *base) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
if (unlikely (!out)) return_trace (false);
if (!(out->minCoord.serialize_subset (c, minCoord, base)))
return_trace (false);
return_trace (out->maxCoord.serialize_subset (c, maxCoord, base));
}
bool sanitize (hb_sanitize_context_t *c, const void *base) const
{
TRACE_SANITIZE (this);
@ -206,6 +286,39 @@ struct MinMax
}
}
void collect_variation_indices (const hb_subset_plan_t* plan,
hb_set_t& varidx_set /* OUT */) const
{
(this+minCoord).collect_variation_indices (varidx_set);
(this+maxCoord).collect_variation_indices (varidx_set);
for (const FeatMinMaxRecord& record : featMinMaxRecords)
record.collect_variation_indices (plan, this, varidx_set);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
if (unlikely (!out || !c->serializer->extend_min (out))) return_trace (false);
if (!(out->minCoord.serialize_subset (c, minCoord, this)) ||
!(out->maxCoord.serialize_subset (c, maxCoord, this)))
return_trace (false);
unsigned len = 0;
for (const FeatMinMaxRecord& _ : featMinMaxRecords)
{
hb_tag_t feature_tag = _.get_feature_tag ();
if (!c->plan->layout_features.has (feature_tag))
continue;
if (!_.subset (c, this)) return false;
len++;
}
return_trace (c->serializer->check_assign (out->featMinMaxRecords.len, len,
HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -240,6 +353,26 @@ struct BaseValues
return this+baseCoords[baseline_tag_index];
}
void collect_variation_indices (hb_set_t& varidx_set /* OUT */) const
{
for (const auto& _ : baseCoords)
(this+_).collect_variation_indices (varidx_set);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
if (unlikely (!out || !c->serializer->extend_min (out))) return_trace (false);
out->defaultIndex = defaultIndex;
for (const auto& _ : baseCoords)
if (!subset_offset_array (c, out->baseCoords, this) (_))
return_trace (false);
return_trace (bool (out->baseCoords));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -270,6 +403,20 @@ struct BaseLangSysRecord
const MinMax &get_min_max () const { return this+minMax; }
void collect_variation_indices (const hb_subset_plan_t* plan,
hb_set_t& varidx_set /* OUT */) const
{ (this+minMax).collect_variation_indices (plan, varidx_set); }
bool subset (hb_subset_context_t *c,
const void *base) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
if (unlikely (!out)) return_trace (false);
return_trace (out->minMax.serialize_subset (c, minMax, base));
}
bool sanitize (hb_sanitize_context_t *c, const void *base) const
{
TRACE_SANITIZE (this);
@ -300,6 +447,35 @@ struct BaseScript
bool has_values () const { return baseValues; }
bool has_min_max () const { return defaultMinMax; /* TODO What if only per-language is present? */ }
void collect_variation_indices (const hb_subset_plan_t* plan,
hb_set_t& varidx_set /* OUT */) const
{
(this+baseValues).collect_variation_indices (varidx_set);
(this+defaultMinMax).collect_variation_indices (plan, varidx_set);
for (const BaseLangSysRecord& _ : baseLangSysRecords)
_.collect_variation_indices (plan, varidx_set);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
if (unlikely (!out || !c->serializer->extend_min (out))) return_trace (false);
if (baseValues && !out->baseValues.serialize_subset (c, baseValues, this))
return_trace (false);
if (defaultMinMax && !out->defaultMinMax.serialize_subset (c, defaultMinMax, this))
return_trace (false);
for (const auto& _ : baseLangSysRecords)
if (!_.subset (c, this)) return_trace (false);
return_trace (c->serializer->check_assign (out->baseLangSysRecords.len, baseLangSysRecords.len,
HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -332,9 +508,31 @@ struct BaseScriptRecord
bool has_data () const { return baseScriptTag; }
hb_tag_t get_script_tag () const { return baseScriptTag; }
const BaseScript &get_base_script (const BaseScriptList *list) const
{ return list+baseScript; }
void collect_variation_indices (const hb_subset_plan_t* plan,
const void* list,
hb_set_t& varidx_set /* OUT */) const
{
if (!plan->layout_scripts.has (baseScriptTag))
return;
(list+baseScript).collect_variation_indices (plan, varidx_set);
}
bool subset (hb_subset_context_t *c,
const void *base) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
if (unlikely (!out)) return_trace (false);
return_trace (out->baseScript.serialize_subset (c, baseScript, base));
}
bool sanitize (hb_sanitize_context_t *c, const void *base) const
{
TRACE_SANITIZE (this);
@ -361,6 +559,33 @@ struct BaseScriptList
return record->has_data () ? record->get_base_script (this) : Null (BaseScript);
}
void collect_variation_indices (const hb_subset_plan_t* plan,
hb_set_t& varidx_set /* OUT */) const
{
for (const BaseScriptRecord& _ : baseScriptRecords)
_.collect_variation_indices (plan, this, varidx_set);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
if (unlikely (!out || !c->serializer->extend_min (out))) return_trace (false);
unsigned len = 0;
for (const BaseScriptRecord& _ : baseScriptRecords)
{
hb_tag_t script_tag = _.get_script_tag ();
if (!c->plan->layout_scripts.has (script_tag))
continue;
if (!_.subset (c, this)) return false;
len++;
}
return_trace (c->serializer->check_assign (out->baseScriptRecords.len, len,
HB_SERIALIZE_ERROR_INT_OVERFLOW));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -422,6 +647,20 @@ struct Axis
return true;
}
void collect_variation_indices (const hb_subset_plan_t* plan,
hb_set_t& varidx_set /* OUT */) const
{ (this+baseScriptList).collect_variation_indices (plan, varidx_set); }
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->embed (*this);
if (unlikely (!out)) return_trace (false);
out->baseTagList.serialize_copy (c->serializer, baseTagList, this);
return_trace (out->baseScriptList.serialize_subset (c, baseScriptList, this));
}
bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
@ -453,8 +692,41 @@ struct BASE
const Axis &get_axis (hb_direction_t direction) const
{ return HB_DIRECTION_IS_VERTICAL (direction) ? this+vAxis : this+hAxis; }
const VariationStore &get_var_store () const
{ return version.to_int () < 0x00010001u ? Null (VariationStore) : this+varStore; }
bool has_var_store () const
{ return version.to_int () >= 0x00010001u && varStore != 0; }
const ItemVariationStore &get_var_store () const
{ return version.to_int () < 0x00010001u ? Null (ItemVariationStore) : this+varStore; }
void collect_variation_indices (const hb_subset_plan_t* plan,
hb_set_t& varidx_set /* OUT */) const
{
(this+hAxis).collect_variation_indices (plan, varidx_set);
(this+vAxis).collect_variation_indices (plan, varidx_set);
}
bool subset (hb_subset_context_t *c) const
{
TRACE_SUBSET (this);
auto *out = c->serializer->start_embed (*this);
if (unlikely (!out || !c->serializer->extend_min (out))) return_trace (false);
out->version = version;
if (hAxis && !out->hAxis.serialize_subset (c, hAxis, this))
return_trace (false);
if (vAxis && !out->vAxis.serialize_subset (c, vAxis, this))
return_trace (false);
if (has_var_store ())
{
if (!c->serializer->allocate_size<Offset32To<ItemVariationStore>> (Offset32To<ItemVariationStore>::static_size))
return_trace (false);
return_trace (out->varStore.serialize_subset (c, varStore, this, c->plan->base_varstore_inner_maps.as_array ()));
}
return_trace (true);
}
bool get_baseline (hb_font_t *font,
hb_tag_t baseline_tag,
@ -487,7 +759,7 @@ struct BASE
&min_coord, &max_coord))
return false;
const VariationStore &var_store = get_var_store ();
const ItemVariationStore &var_store = get_var_store ();
if (likely (min && min_coord)) *min = min_coord->get_coord (font, var_store, direction);
if (likely (max && max_coord)) *max = max_coord->get_coord (font, var_store, direction);
return true;
@ -510,7 +782,7 @@ struct BASE
* of BASE table (may be NULL) */
Offset16To<Axis>vAxis; /* Offset to vertical Axis table, from beginning
* of BASE table (may be NULL) */
Offset32To<VariationStore>
Offset32To<ItemVariationStore>
varStore; /* Offset to the table of Item Variation
* Store--from beginning of BASE
* header (may be NULL). Introduced

32
thirdparty/harfbuzz/src/hb-ot-layout-common.hh vendored
View file

@ -188,7 +188,7 @@ struct hb_subset_layout_context_t :
unsigned lookup_index_count;
};
struct VariationStore;
struct ItemVariationStore;
struct hb_collect_variation_indices_context_t :
hb_dispatch_context_t<hb_collect_variation_indices_context_t>
{
@ -3036,7 +3036,7 @@ struct VarData
DEFINE_SIZE_ARRAY (6, regionIndices);
};
struct VariationStore
struct ItemVariationStore
{
friend struct item_variations_t;
using cache_t = VarRegionList::cache_t;
@ -3141,7 +3141,7 @@ struct VariationStore
}
bool serialize (hb_serialize_context_t *c,
const VariationStore *src,
const ItemVariationStore *src,
const hb_array_t <const hb_inc_bimap_t> &inner_maps)
{
TRACE_SERIALIZE (this);
@ -3197,7 +3197,7 @@ struct VariationStore
return_trace (true);
}
VariationStore *copy (hb_serialize_context_t *c) const
ItemVariationStore *copy (hb_serialize_context_t *c) const
{
TRACE_SERIALIZE (this);
auto *out = c->start_embed (this);
@ -3227,7 +3227,7 @@ struct VariationStore
return_trace (false);
#endif
VariationStore *varstore_prime = c->serializer->start_embed<VariationStore> ();
ItemVariationStore *varstore_prime = c->serializer->start_embed<ItemVariationStore> ();
if (unlikely (!varstore_prime)) return_trace (false);
varstore_prime->serialize (c->serializer, this, inner_maps);
@ -4030,13 +4030,13 @@ struct VariationDevice
private:
hb_position_t get_x_delta (hb_font_t *font,
const VariationStore &store,
VariationStore::cache_t *store_cache = nullptr) const
const ItemVariationStore &store,
ItemVariationStore::cache_t *store_cache = nullptr) const
{ return font->em_scalef_x (get_delta (font, store, store_cache)); }
hb_position_t get_y_delta (hb_font_t *font,
const VariationStore &store,
VariationStore::cache_t *store_cache = nullptr) const
const ItemVariationStore &store,
ItemVariationStore::cache_t *store_cache = nullptr) const
{ return font->em_scalef_y (get_delta (font, store, store_cache)); }
VariationDevice* copy (hb_serialize_context_t *c,
@ -4070,10 +4070,10 @@ struct VariationDevice
private:
float get_delta (hb_font_t *font,
const VariationStore &store,
VariationStore::cache_t *store_cache = nullptr) const
const ItemVariationStore &store,
ItemVariationStore::cache_t *store_cache = nullptr) const
{
return store.get_delta (varIdx, font->coords, font->num_coords, (VariationStore::cache_t *) store_cache);
return store.get_delta (varIdx, font->coords, font->num_coords, (ItemVariationStore::cache_t *) store_cache);
}
protected:
@ -4097,8 +4097,8 @@ struct DeviceHeader
struct Device
{
hb_position_t get_x_delta (hb_font_t *font,
const VariationStore &store=Null (VariationStore),
VariationStore::cache_t *store_cache = nullptr) const
const ItemVariationStore &store=Null (ItemVariationStore),
ItemVariationStore::cache_t *store_cache = nullptr) const
{
switch (u.b.format)
{
@ -4115,8 +4115,8 @@ struct Device
}
}
hb_position_t get_y_delta (hb_font_t *font,
const VariationStore &store=Null (VariationStore),
VariationStore::cache_t *store_cache = nullptr) const
const ItemVariationStore &store=Null (ItemVariationStore),
ItemVariationStore::cache_t *store_cache = nullptr) const
{
switch (u.b.format)
{

11
thirdparty/harfbuzz/src/hb-ot-layout-gsubgpos.hh vendored
View file

@ -708,8 +708,8 @@ struct hb_ot_apply_context_t :
recurse_func_t recurse_func = nullptr;
const GDEF &gdef;
const GDEF::accelerator_t &gdef_accel;
const VariationStore &var_store;
VariationStore::cache_t *var_store_cache;
const ItemVariationStore &var_store;
ItemVariationStore::cache_t *var_store_cache;
hb_set_digest_t digest;
hb_direction_t direction;
@ -723,7 +723,6 @@ struct hb_ot_apply_context_t :
bool auto_zwj = true;
bool per_syllable = false;
bool random = false;
uint32_t random_state = 1;
unsigned new_syllables = (unsigned) -1;
signed last_base = -1; // GPOS uses
@ -766,7 +765,7 @@ struct hb_ot_apply_context_t :
~hb_ot_apply_context_t ()
{
#ifndef HB_NO_VAR
VariationStore::destroy_cache (var_store_cache);
ItemVariationStore::destroy_cache (var_store_cache);
#endif
}
@ -788,8 +787,8 @@ struct hb_ot_apply_context_t :
uint32_t random_number ()
{
/* http://www.cplusplus.com/reference/random/minstd_rand/ */
random_state = random_state * 48271 % 2147483647;
return random_state;
buffer->random_state = buffer->random_state * 48271 % 2147483647;
return buffer->random_state;
}
bool match_properties_mark (hb_codepoint_t glyph,

2
thirdparty/harfbuzz/src/hb-ot-layout.cc vendored
View file

@ -2127,7 +2127,7 @@ hb_ot_layout_get_font_extents (hb_font_t *font,
hb_tag_t language_tag,
hb_font_extents_t *extents)
{
hb_position_t min, max;
hb_position_t min = 0, max = 0;
if (font->face->table.BASE->get_min_max (font, direction, script_tag, language_tag, HB_TAG_NONE,
&min, &max))
{

33
thirdparty/harfbuzz/src/hb-ot-math-table.hh vendored
View file

@ -344,27 +344,20 @@ struct MathKern
const MathValueRecord* kernValue = mathValueRecordsZ.arrayZ + heightCount;
int sign = font->y_scale < 0 ? -1 : +1;
/* The description of the MathKern table is a ambiguous, but interpreting
* "between the two heights found at those indexes" for 0 < i < len as
*
* correctionHeight[i-1] < correction_height <= correctionHeight[i]
*
* makes the result consistent with the limit cases and we can just use the
* binary search algorithm of std::upper_bound:
/* According to OpenType spec (v1.9), except for the boundary cases, the index
* chosen for kern value should be i such that
* correctionHeight[i-1] <= correction_height < correctionHeight[i]
* We can use the binary search algorithm of std::upper_bound(). Or, we can
* use the internal hb_bsearch_impl.
*/
unsigned int i = 0;
unsigned int count = heightCount;
while (count > 0)
{
unsigned int half = count / 2;
hb_position_t height = correctionHeight[i + half].get_y_value (font, this);
if (sign * height < sign * correction_height)
{
i += half + 1;
count -= half + 1;
} else
count = half;
}
unsigned int pos;
auto cmp = +[](const void* key, const void* p,
int sign, hb_font_t* font, const MathKern* mathKern) -> int {
return sign * *(hb_position_t*)key - sign * ((MathValueRecord*)p)->get_y_value(font, mathKern);
};
unsigned int i = hb_bsearch_impl(&pos, correction_height, correctionHeight,
heightCount, MathValueRecord::static_size,
cmp, sign, font, this) ? pos + 1 : pos;
return kernValue[i].get_x_value (font, this);
}

8
thirdparty/harfbuzz/src/hb-ot-os2-table.hh vendored
View file

@ -223,7 +223,7 @@ struct OS2
}
}
return num ? (unsigned) roundf (total_width / num) : 0;
return num ? (unsigned) roundf ((double) total_width / (double) num) : 0;
}
bool subset (hb_subset_context_t *c) const
@ -284,12 +284,12 @@ struct OS2
os2_prime->usWidthClass = width_class;
}
if (c->plan->flags & HB_SUBSET_FLAGS_NO_PRUNE_UNICODE_RANGES)
return_trace (true);
os2_prime->usFirstCharIndex = hb_min (0xFFFFu, c->plan->unicodes.get_min ());
os2_prime->usLastCharIndex = hb_min (0xFFFFu, c->plan->unicodes.get_max ());
if (c->plan->flags & HB_SUBSET_FLAGS_NO_PRUNE_UNICODE_RANGES)
return_trace (true);
_update_unicode_ranges (&c->plan->unicodes, os2_prime->ulUnicodeRange);
return_trace (true);

9
thirdparty/harfbuzz/src/hb-ot-shape.cc vendored
View file

@ -155,7 +155,7 @@ hb_ot_shape_planner_t::compile (hb_ot_shape_plan_t &plan,
#endif
bool has_gpos = !disable_gpos && hb_ot_layout_has_positioning (face);
if (false)
;
{}
#ifndef HB_NO_AAT_SHAPE
/* Prefer GPOS over kerx if GSUB is present;
* https://github.com/harfbuzz/harfbuzz/issues/3008 */
@ -167,15 +167,16 @@ hb_ot_shape_planner_t::compile (hb_ot_shape_plan_t &plan,
if (!plan.apply_kerx && (!has_gpos_kern || !plan.apply_gpos))
{
if (false) {}
#ifndef HB_NO_AAT_SHAPE
if (has_kerx)
else if (has_kerx)
plan.apply_kerx = true;
else
#endif
#ifndef HB_NO_OT_KERN
if (hb_ot_layout_has_kerning (face))
else if (hb_ot_layout_has_kerning (face))
plan.apply_kern = true;
#endif
else {}
}
plan.apply_fallback_kern = !(plan.apply_gpos || plan.apply_kerx || plan.apply_kern);

8
thirdparty/harfbuzz/src/hb-ot-shaper-arabic.cc vendored
View file

@ -560,9 +560,9 @@ apply_stch (const hb_ot_shape_plan_t *plan HB_UNUSED,
DEBUG_MSG (ARABIC, nullptr, "%s stretch at (%u,%u,%u)",
step == MEASURE ? "measuring" : "cutting", context, start, end);
DEBUG_MSG (ARABIC, nullptr, "rest of word: count=%u width %d", start - context, w_total);
DEBUG_MSG (ARABIC, nullptr, "fixed tiles: count=%d width=%d", n_fixed, w_fixed);
DEBUG_MSG (ARABIC, nullptr, "repeating tiles: count=%d width=%d", n_repeating, w_repeating);
DEBUG_MSG (ARABIC, nullptr, "rest of word: count=%u width %" PRId32, start - context, w_total);
DEBUG_MSG (ARABIC, nullptr, "fixed tiles: count=%d width=%" PRId32, n_fixed, w_fixed);
DEBUG_MSG (ARABIC, nullptr, "repeating tiles: count=%d width=%" PRId32, n_repeating, w_repeating);
/* Number of additional times to repeat each repeating tile. */
int n_copies = 0;
@ -602,7 +602,7 @@ apply_stch (const hb_ot_shape_plan_t *plan HB_UNUSED,
if (info[k - 1].arabic_shaping_action() == STCH_REPEATING)
repeat += n_copies;
DEBUG_MSG (ARABIC, nullptr, "appending %u copies of glyph %u; j=%u",
DEBUG_MSG (ARABIC, nullptr, "appending %u copies of glyph %" PRIu32 "; j=%u",
repeat, info[k - 1].codepoint, j);
pos[k - 1].x_advance = 0;
for (unsigned int n = 0; n < repeat; n++)

6
thirdparty/harfbuzz/src/hb-ot-stat-table.hh vendored
View file

@ -349,7 +349,7 @@ struct AxisValueFormat4
struct AxisValue
{
bool get_value (unsigned int axis_index) const
float get_value (unsigned int axis_index) const
{
switch (u.format)
{
@ -357,7 +357,7 @@ struct AxisValue
case 2: return u.format2.get_value ();
case 3: return u.format3.get_value ();
case 4: return u.format4.get_axis_record (axis_index).get_value ();
default:return 0;
default:return 0.f;
}
}
@ -485,7 +485,7 @@ struct STAT
hb_array_t<const Offset16To<AxisValue>> axis_values = get_axis_value_offsets ();
for (unsigned int i = 0; i < axis_values.length; i++)
{
const AxisValue& axis_value = this+axis_values[i];
const AxisValue& axis_value = this+offsetToAxisValueOffsets+axis_values[i];
if (axis_value.get_axis_index () == axis_index)
{
if (value)

28
thirdparty/harfbuzz/src/hb-ot-tag-table.hh vendored
View file

@ -6,8 +6,8 @@
*
* on files with these headers:
*
* <meta name="updated_at" content="2022-09-30 11:47 PM" />
* File-Date: 2023-08-02
* <meta name="updated_at" content="2023-09-30 01:21 AM" />
* File-Date: 2024-03-07
*/
#ifndef HB_OT_TAG_TABLE_HH
@ -31,7 +31,7 @@ static const LangTag ot_languages2[] = {
{HB_TAG('b','i',' ',' '), HB_TAG('B','I','S',' ')}, /* Bislama */
{HB_TAG('b','i',' ',' '), HB_TAG('C','P','P',' ')}, /* Bislama -> Creoles */
{HB_TAG('b','m',' ',' '), HB_TAG('B','M','B',' ')}, /* Bambara (Bamanankan) */
{HB_TAG('b','n',' ',' '), HB_TAG('B','E','N',' ')}, /* Bengali */
{HB_TAG('b','n',' ',' '), HB_TAG('B','E','N',' ')}, /* Bangla */
{HB_TAG('b','o',' ',' '), HB_TAG('T','I','B',' ')}, /* Tibetan */
{HB_TAG('b','r',' ',' '), HB_TAG('B','R','E',' ')}, /* Breton */
{HB_TAG('b','s',' ',' '), HB_TAG('B','O','S',' ')}, /* Bosnian */
@ -64,7 +64,7 @@ static const LangTag ot_languages2[] = {
{HB_TAG('f','r',' ',' '), HB_TAG('F','R','A',' ')}, /* French */
{HB_TAG('f','y',' ',' '), HB_TAG('F','R','I',' ')}, /* Western Frisian -> Frisian */
{HB_TAG('g','a',' ',' '), HB_TAG('I','R','I',' ')}, /* Irish */
{HB_TAG('g','d',' ',' '), HB_TAG('G','A','E',' ')}, /* Scottish Gaelic (Gaelic) */
{HB_TAG('g','d',' ',' '), HB_TAG('G','A','E',' ')}, /* Scottish Gaelic */
{HB_TAG('g','l',' ',' '), HB_TAG('G','A','L',' ')}, /* Galician */
{HB_TAG('g','n',' ',' '), HB_TAG('G','U','A',' ')}, /* Guarani [macrolanguage] */
{HB_TAG('g','u',' ',' '), HB_TAG('G','U','J',' ')}, /* Gujarati */
@ -132,7 +132,7 @@ static const LangTag ot_languages2[] = {
{HB_TAG('m','l',' ',' '), HB_TAG('M','A','L',' ')}, /* Malayalam -> Malayalam Traditional */
{HB_TAG('m','l',' ',' '), HB_TAG('M','L','R',' ')}, /* Malayalam -> Malayalam Reformed */
{HB_TAG('m','n',' ',' '), HB_TAG('M','N','G',' ')}, /* Mongolian [macrolanguage] */
{HB_TAG('m','o',' ',' '), HB_TAG('M','O','L',' ')}, /* Moldavian (retired code) */
{HB_TAG('m','o',' ',' '), HB_TAG('M','O','L',' ')}, /* Moldavian (retired code) -> Romanian (Moldova) */
{HB_TAG('m','o',' ',' '), HB_TAG('R','O','M',' ')}, /* Moldavian (retired code) -> Romanian */
{HB_TAG('m','r',' ',' '), HB_TAG('M','A','R',' ')}, /* Marathi */
{HB_TAG('m','s',' ',' '), HB_TAG('M','L','Y',' ')}, /* Malay [macrolanguage] */
@ -153,7 +153,7 @@ static const LangTag ot_languages2[] = {
{HB_TAG('o','c',' ',' '), HB_TAG('O','C','I',' ')}, /* Occitan (post 1500) */
{HB_TAG('o','j',' ',' '), HB_TAG('O','J','B',' ')}, /* Ojibwa [macrolanguage] -> Ojibway */
{HB_TAG('o','m',' ',' '), HB_TAG('O','R','O',' ')}, /* Oromo [macrolanguage] */
{HB_TAG('o','r',' ',' '), HB_TAG('O','R','I',' ')}, /* Odia (formerly Oriya) [macrolanguage] */
{HB_TAG('o','r',' ',' '), HB_TAG('O','R','I',' ')}, /* Odia [macrolanguage] */
{HB_TAG('o','s',' ',' '), HB_TAG('O','S','S',' ')}, /* Ossetian */
{HB_TAG('p','a',' ',' '), HB_TAG('P','A','N',' ')}, /* Punjabi */
{HB_TAG('p','i',' ',' '), HB_TAG('P','A','L',' ')}, /* Pali */
@ -166,7 +166,7 @@ static const LangTag ot_languages2[] = {
{HB_TAG('r','o',' ',' '), HB_TAG('R','O','M',' ')}, /* Romanian */
{HB_TAG('r','u',' ',' '), HB_TAG('R','U','S',' ')}, /* Russian */
{HB_TAG('r','w',' ',' '), HB_TAG('R','U','A',' ')}, /* Kinyarwanda */
{HB_TAG('s','a',' ',' '), HB_TAG('S','A','N',' ')}, /* Sanskrit */
{HB_TAG('s','a',' ',' '), HB_TAG('S','A','N',' ')}, /* Sanskrit [macrolanguage] */
{HB_TAG('s','c',' ',' '), HB_TAG('S','R','D',' ')}, /* Sardinian [macrolanguage] */
{HB_TAG('s','d',' ',' '), HB_TAG('S','N','D',' ')}, /* Sindhi */
{HB_TAG('s','e',' ',' '), HB_TAG('N','S','M',' ')}, /* Northern Sami */
@ -465,6 +465,7 @@ static const LangTag ot_languages3[] = {
{HB_TAG('c','l','d',' '), HB_TAG('S','Y','R',' ')}, /* Chaldean Neo-Aramaic -> Syriac */
{HB_TAG('c','l','e',' '), HB_TAG('C','C','H','N')}, /* Lealao Chinantec -> Chinantec */
{HB_TAG('c','l','j',' '), HB_TAG('Q','I','N',' ')}, /* Laitu Chin -> Chin */
{HB_TAG('c','l','s',' '), HB_TAG('S','A','N',' ')}, /* Classical Sanskrit -> Sanskrit */
{HB_TAG('c','l','t',' '), HB_TAG('Q','I','N',' ')}, /* Lautu Chin -> Chin */
{HB_TAG('c','m','n',' '), HB_TAG('Z','H','S',' ')}, /* Mandarin Chinese -> Chinese, Simplified */
{HB_TAG('c','m','r',' '), HB_TAG('Q','I','N',' ')}, /* Mro-Khimi Chin -> Chin */
@ -637,7 +638,7 @@ static const LangTag ot_languages3[] = {
{HB_TAG('g','a','a',' '), HB_TAG('G','A','D',' ')}, /* Ga */
{HB_TAG('g','a','c',' '), HB_TAG('C','P','P',' ')}, /* Mixed Great Andamanese -> Creoles */
{HB_TAG('g','a','d',' '), HB_TAG_NONE }, /* Gaddang != Ga */
{HB_TAG('g','a','e',' '), HB_TAG_NONE }, /* Guarequena != Scottish Gaelic (Gaelic) */
{HB_TAG('g','a','e',' '), HB_TAG_NONE }, /* Guarequena != Scottish Gaelic */
/*{HB_TAG('g','a','g',' '), HB_TAG('G','A','G',' ')},*/ /* Gagauz */
{HB_TAG('g','a','l',' '), HB_TAG_NONE }, /* Galolen != Galician */
{HB_TAG('g','a','n',' '), HB_TAG('Z','H','S',' ')}, /* Gan Chinese -> Chinese, Simplified */
@ -1160,7 +1161,7 @@ static const LangTag ot_languages3[] = {
{HB_TAG('o','r','o',' '), HB_TAG_NONE }, /* Orokolo != Oromo */
{HB_TAG('o','r','r',' '), HB_TAG('I','J','O',' ')}, /* Oruma -> Ijo */
{HB_TAG('o','r','s',' '), HB_TAG('M','L','Y',' ')}, /* Orang Seletar -> Malay */
{HB_TAG('o','r','y',' '), HB_TAG('O','R','I',' ')}, /* Odia (formerly Oriya) */
{HB_TAG('o','r','y',' '), HB_TAG('O','R','I',' ')}, /* Odia */
{HB_TAG('o','t','w',' '), HB_TAG('O','J','B',' ')}, /* Ottawa -> Ojibway */
{HB_TAG('o','u','a',' '), HB_TAG('B','B','R',' ')}, /* Tagargrent -> Berber */
{HB_TAG('p','a','a',' '), HB_TAG_NONE }, /* Papuan [collection] != Palestinian Aramaic */
@ -1395,7 +1396,7 @@ static const LangTag ot_languages3[] = {
/*{HB_TAG('s','n','k',' '), HB_TAG('S','N','K',' ')},*/ /* Soninke */
{HB_TAG('s','o','g',' '), HB_TAG_NONE }, /* Sogdian != Sodo Gurage */
/*{HB_TAG('s','o','p',' '), HB_TAG('S','O','P',' ')},*/ /* Songe */
{HB_TAG('s','p','v',' '), HB_TAG('O','R','I',' ')}, /* Sambalpuri -> Odia (formerly Oriya) */
{HB_TAG('s','p','v',' '), HB_TAG('O','R','I',' ')}, /* Sambalpuri -> Odia */
{HB_TAG('s','p','y',' '), HB_TAG('K','A','L',' ')}, /* Sabaot -> Kalenjin */
{HB_TAG('s','r','b',' '), HB_TAG_NONE }, /* Sora != Serbian */
{HB_TAG('s','r','c',' '), HB_TAG('S','R','D',' ')}, /* Logudorese Sardinian -> Sardinian */
@ -1533,6 +1534,7 @@ static const LangTag ot_languages3[] = {
{HB_TAG('v','l','s',' '), HB_TAG('F','L','E',' ')}, /* Vlaams -> Dutch (Flemish) */
{HB_TAG('v','m','w',' '), HB_TAG('M','A','K',' ')}, /* Makhuwa */
/*{HB_TAG('v','r','o',' '), HB_TAG('V','R','O',' ')},*/ /* Võro */
{HB_TAG('v','s','n',' '), HB_TAG('S','A','N',' ')}, /* Vedic Sanskrit -> Sanskrit */
{HB_TAG('w','a','g',' '), HB_TAG_NONE }, /* Wa'ema != Wagdi */
/*{HB_TAG('w','a','r',' '), HB_TAG('W','A','R',' ')},*/ /* Waray (Philippines) -> Waray-Waray */
{HB_TAG('w','b','m',' '), HB_TAG('W','A',' ',' ')}, /* Wa */
@ -2643,7 +2645,7 @@ out:
/* Romanian; Moldova */
unsigned int i;
hb_tag_t possible_tags[] = {
HB_TAG('M','O','L',' '), /* Moldavian */
HB_TAG('M','O','L',' '), /* Romanian (Moldova) */
HB_TAG('R','O','M',' '), /* Romanian */
};
for (i = 0; i < 2 && i < *count; i++)
@ -2920,7 +2922,7 @@ hb_ot_ambiguous_tag_to_language (hb_tag_t tag)
return hb_language_from_string ("mn", -1); /* Mongolian [macrolanguage] */
case HB_TAG('M','N','K',' '): /* Maninka */
return hb_language_from_string ("man", -1); /* Mandingo [macrolanguage] */
case HB_TAG('M','O','L',' '): /* Moldavian */
case HB_TAG('M','O','L',' '): /* Romanian (Moldova) */
return hb_language_from_string ("ro-MD", -1); /* Romanian; Moldova */
case HB_TAG('M','O','N','T'): /* Thailand Mon */
return hb_language_from_string ("mnw-TH", -1); /* Mon; Thailand */
@ -2958,6 +2960,8 @@ hb_ot_ambiguous_tag_to_language (hb_tag_t tag)
return hb_language_from_string ("ro", -1); /* Romanian */
case HB_TAG('R','O','Y',' '): /* Romany */
return hb_language_from_string ("rom", -1); /* Romany [macrolanguage] */
case HB_TAG('S','A','N',' '): /* Sanskrit */
return hb_language_from_string ("sa", -1); /* Sanskrit [macrolanguage] */
case HB_TAG('S','Q','I',' '): /* Albanian */
return hb_language_from_string ("sq", -1); /* Albanian [macrolanguage] */
case HB_TAG('S','R','B',' '): /* Serbian */

2
thirdparty/harfbuzz/src/hb-ot-tag.cc vendored
View file

@ -547,7 +547,7 @@ hb_ot_tag_to_language (hb_tag_t tag)
buf[3] = '-';
str += 4;
}
snprintf (str, 16, "x-hbot-%08x", tag);
snprintf (str, 16, "x-hbot-%08" PRIx32, tag);
return hb_language_from_string (&*buf, -1);
}
}

6
thirdparty/harfbuzz/src/hb-ot-var-avar-table.hh vendored
View file

@ -57,7 +57,7 @@ struct avarV2Tail
protected:
Offset32To<DeltaSetIndexMap> varIdxMap; /* Offset from the beginning of 'avar' table. */
Offset32To<VariationStore> varStore; /* Offset from the beginning of 'avar' table. */
Offset32To<ItemVariationStore> varStore; /* Offset from the beginning of 'avar' table. */
public:
DEFINE_SIZE_STATIC (8);
@ -230,7 +230,7 @@ struct SegmentMaps : Array16Of<AxisValueMap>
* duplicates here */
if (mapping.must_include ())
continue;
value_mappings.push (std::move (mapping));
value_mappings.push (mapping);
}
AxisValueMap m;
@ -343,7 +343,7 @@ struct avar
for (unsigned i = 0; i < coords_length; i++)
coords[i] = out[i];
OT::VariationStore::destroy_cache (var_store_cache);
OT::ItemVariationStore::destroy_cache (var_store_cache);
#endif
}

450
thirdparty/harfbuzz/src/hb-ot-var-common.hh vendored
View file

@ -28,6 +28,7 @@
#include "hb-ot-layout-common.hh"
#include "hb-priority-queue.hh"
#include "hb-subset-instancer-iup.hh"
namespace OT {
@ -221,9 +222,9 @@ struct DeltaSetIndexMap
};
struct VarStoreInstancer
struct ItemVarStoreInstancer
{
VarStoreInstancer (const VariationStore *varStore,
ItemVarStoreInstancer (const ItemVariationStore *varStore,
const DeltaSetIndexMap *varIdxMap,
hb_array_t<int> coords) :
varStore (varStore), varIdxMap (varIdxMap), coords (coords) {}
@ -235,7 +236,7 @@ struct VarStoreInstancer
float operator() (uint32_t varIdx, unsigned short offset = 0) const
{ return coords ? varStore->get_delta (varIdxMap ? varIdxMap->map (VarIdx::add (varIdx, offset)) : varIdx + offset, coords) : 0; }
const VariationStore *varStore;
const ItemVariationStore *varStore;
const DeltaSetIndexMap *varIdxMap;
hb_array_t<int> coords;
};
@ -460,7 +461,7 @@ struct tuple_delta_t
tuple_delta_t () = default;
tuple_delta_t (const tuple_delta_t& o) = default;
friend void swap (tuple_delta_t& a, tuple_delta_t& b)
friend void swap (tuple_delta_t& a, tuple_delta_t& b) noexcept
{
hb_swap (a.axis_tuples, b.axis_tuples);
hb_swap (a.indices, b.indices);
@ -471,10 +472,10 @@ struct tuple_delta_t
hb_swap (a.compiled_peak_coords, b.compiled_peak_coords);
}
tuple_delta_t (tuple_delta_t&& o) : tuple_delta_t ()
tuple_delta_t (tuple_delta_t&& o) noexcept : tuple_delta_t ()
{ hb_swap (*this, o); }
tuple_delta_t& operator = (tuple_delta_t&& o)
tuple_delta_t& operator = (tuple_delta_t&& o) noexcept
{
hb_swap (*this, o);
return *this;
@ -609,7 +610,9 @@ struct tuple_delta_t
const hb_map_t& axes_old_index_tag_map,
const hb_hashmap_t<const hb_vector_t<char>*, unsigned>* shared_tuples_idx_map)
{
if (!compiled_deltas) return false;
/* compiled_deltas could be empty after iup delta optimization, we can skip
* compiling this tuple and return true */
if (!compiled_deltas) return true;
unsigned cur_axis_count = axes_index_map.get_population ();
/* allocate enough memory: 1 peak + 2 intermediate coords + fixed header size */
@ -723,22 +726,28 @@ struct tuple_delta_t
}
bool compile_deltas ()
{ return compile_deltas (indices, deltas_x, deltas_y, compiled_deltas); }
bool compile_deltas (const hb_vector_t<bool> &point_indices,
const hb_vector_t<float> &x_deltas,
const hb_vector_t<float> &y_deltas,
hb_vector_t<char> &compiled_deltas /* OUT */)
{
hb_vector_t<int> rounded_deltas;
if (unlikely (!rounded_deltas.alloc (indices.length)))
if (unlikely (!rounded_deltas.alloc (point_indices.length)))
return false;
for (unsigned i = 0; i < indices.length; i++)
for (unsigned i = 0; i < point_indices.length; i++)
{
if (!indices[i]) continue;
int rounded_delta = (int) roundf (deltas_x[i]);
if (!point_indices[i]) continue;
int rounded_delta = (int) roundf (x_deltas.arrayZ[i]);
rounded_deltas.push (rounded_delta);
}
if (!rounded_deltas) return false;
if (!rounded_deltas) return true;
/* allocate enough memories 3 * num_deltas */
unsigned alloc_len = 3 * rounded_deltas.length;
if (deltas_y)
if (y_deltas)
alloc_len *= 2;
if (unlikely (!compiled_deltas.resize (alloc_len))) return false;
@ -746,14 +755,14 @@ struct tuple_delta_t
unsigned i = 0;
unsigned encoded_len = encode_delta_run (i, compiled_deltas.as_array (), rounded_deltas);
if (deltas_y)
if (y_deltas)
{
/* reuse the rounded_deltas vector, check that deltas_y have the same num of deltas as deltas_x */
/* reuse the rounded_deltas vector, check that y_deltas have the same num of deltas as x_deltas */
unsigned j = 0;
for (unsigned idx = 0; idx < indices.length; idx++)
for (unsigned idx = 0; idx < point_indices.length; idx++)
{
if (!indices[idx]) continue;
int rounded_delta = (int) roundf (deltas_y[idx]);
if (!point_indices[idx]) continue;
int rounded_delta = (int) roundf (y_deltas.arrayZ[idx]);
if (j >= rounded_deltas.length) return false;
@ -761,7 +770,7 @@ struct tuple_delta_t
}
if (j != rounded_deltas.length) return false;
/* reset i because we reuse rounded_deltas for deltas_y */
/* reset i because we reuse rounded_deltas for y_deltas */
i = 0;
encoded_len += encode_delta_run (i, compiled_deltas.as_array ().sub_array (encoded_len), rounded_deltas);
}
@ -1020,6 +1029,171 @@ struct tuple_delta_t
return true;
}
bool optimize (const contour_point_vector_t& contour_points,
bool is_composite,
float tolerance = 0.5f)
{
unsigned count = contour_points.length;
if (deltas_x.length != count ||
deltas_y.length != count)
return false;
hb_vector_t<bool> opt_indices;
hb_vector_t<int> rounded_x_deltas, rounded_y_deltas;
if (unlikely (!rounded_x_deltas.alloc (count) ||
!rounded_y_deltas.alloc (count)))
return false;
for (unsigned i = 0; i < count; i++)
{
int rounded_x_delta = (int) roundf (deltas_x.arrayZ[i]);
int rounded_y_delta = (int) roundf (deltas_y.arrayZ[i]);
rounded_x_deltas.push (rounded_x_delta);
rounded_y_deltas.push (rounded_y_delta);
}
if (!iup_delta_optimize (contour_points, rounded_x_deltas, rounded_y_deltas, opt_indices, tolerance))
return false;
unsigned ref_count = 0;
for (bool ref_flag : opt_indices)
ref_count += ref_flag;
if (ref_count == count) return true;
hb_vector_t<float> opt_deltas_x, opt_deltas_y;
bool is_comp_glyph_wo_deltas = (is_composite && ref_count == 0);
if (is_comp_glyph_wo_deltas)
{
if (unlikely (!opt_deltas_x.resize (count) ||
!opt_deltas_y.resize (count)))
return false;
opt_indices.arrayZ[0] = true;
for (unsigned i = 1; i < count; i++)
opt_indices.arrayZ[i] = false;
}
hb_vector_t<char> opt_point_data;
if (!compile_point_set (opt_indices, opt_point_data))
return false;
hb_vector_t<char> opt_deltas_data;
if (!compile_deltas (opt_indices,
is_comp_glyph_wo_deltas ? opt_deltas_x : deltas_x,
is_comp_glyph_wo_deltas ? opt_deltas_y : deltas_y,
opt_deltas_data))
return false;
hb_vector_t<char> point_data;
if (!compile_point_set (indices, point_data))
return false;
hb_vector_t<char> deltas_data;
if (!compile_deltas (indices, deltas_x, deltas_y, deltas_data))
return false;
if (opt_point_data.length + opt_deltas_data.length < point_data.length + deltas_data.length)
{
indices.fini ();
indices = std::move (opt_indices);
if (is_comp_glyph_wo_deltas)
{
deltas_x.fini ();
deltas_x = std::move (opt_deltas_x);
deltas_y.fini ();
deltas_y = std::move (opt_deltas_y);
}
}
return !indices.in_error () && !deltas_x.in_error () && !deltas_y.in_error ();
}
static bool compile_point_set (const hb_vector_t<bool> &point_indices,
hb_vector_t<char>& compiled_points /* OUT */)
{
unsigned num_points = 0;
for (bool i : point_indices)
if (i) num_points++;
/* when iup optimization is enabled, num of referenced points could be 0 */
if (!num_points) return true;
unsigned indices_length = point_indices.length;
/* If the points set consists of all points in the glyph, it's encoded with a
* single zero byte */
if (num_points == indices_length)
return compiled_points.resize (1);
/* allocate enough memories: 2 bytes for count + 3 bytes for each point */
unsigned num_bytes = 2 + 3 *num_points;
if (unlikely (!compiled_points.resize (num_bytes, false)))
return false;
unsigned pos = 0;
/* binary data starts with the total number of reference points */
if (num_points < 0x80)
compiled_points.arrayZ[pos++] = num_points;
else
{
compiled_points.arrayZ[pos++] = ((num_points >> 8) | 0x80);
compiled_points.arrayZ[pos++] = num_points & 0xFF;
}
const unsigned max_run_length = 0x7F;
unsigned i = 0;
unsigned last_value = 0;
unsigned num_encoded = 0;
while (i < indices_length && num_encoded < num_points)
{
unsigned run_length = 0;
unsigned header_pos = pos;
compiled_points.arrayZ[pos++] = 0;
bool use_byte_encoding = false;
bool new_run = true;
while (i < indices_length && num_encoded < num_points &&
run_length <= max_run_length)
{
// find out next referenced point index
while (i < indices_length && !point_indices[i])
i++;
if (i >= indices_length) break;
unsigned cur_value = i;
unsigned delta = cur_value - last_value;
if (new_run)
{
use_byte_encoding = (delta <= 0xFF);
new_run = false;
}
if (use_byte_encoding && delta > 0xFF)
break;
if (use_byte_encoding)
compiled_points.arrayZ[pos++] = delta;
else
{
compiled_points.arrayZ[pos++] = delta >> 8;
compiled_points.arrayZ[pos++] = delta & 0xFF;
}
i++;
last_value = cur_value;
run_length++;
num_encoded++;
}
if (use_byte_encoding)
compiled_points.arrayZ[header_pos] = run_length - 1;
else
compiled_points.arrayZ[header_pos] = (run_length - 1) | 0x80;
}
return compiled_points.resize (pos, false);
}
static float infer_delta (float target_val, float prev_val, float next_val, float prev_delta, float next_delta)
{
if (prev_val == next_val)
@ -1071,41 +1245,41 @@ struct TupleVariationData
private:
/* referenced point set->compiled point data map */
hb_hashmap_t<const hb_vector_t<bool>*, hb_bytes_t> point_data_map;
hb_hashmap_t<const hb_vector_t<bool>*, hb_vector_t<char>> 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;
/* empty for non-gvar tuples.
* shared_points_bytes is just a copy of some value in the point_data_map,
* shared_points_bytes is a pointer to some value in the point_data_map,
* which will be freed during map destruction. Save it for serialization, so
* no need to do find_shared_points () again */
hb_bytes_t shared_points_bytes;
hb_vector_t<char> *shared_points_bytes = nullptr;
/* total compiled byte size as TupleVariationData format, initialized to its
* min_size: 4 */
unsigned compiled_byte_size = 4;
/* for gvar iup delta optimization: whether this is a composite glyph */
bool is_composite = false;
public:
tuple_variations_t () = default;
tuple_variations_t (const tuple_variations_t&) = delete;
tuple_variations_t& operator=(const tuple_variations_t&) = delete;
tuple_variations_t (tuple_variations_t&&) = default;
tuple_variations_t& operator=(tuple_variations_t&&) = default;
~tuple_variations_t () { fini (); }
void fini ()
{
for (auto _ : point_data_map.values ())
_.fini ();
point_set_count_map.fini ();
tuple_vars.fini ();
}
~tuple_variations_t () = default;
explicit operator bool () const { return bool (tuple_vars); }
unsigned get_var_count () const
{
unsigned count = tuple_vars.length;
if (shared_points_bytes.length)
unsigned count = 0;
/* when iup delta opt is enabled, compiled_deltas could be empty and we
* should skip this tuple */
for (auto& tuple: tuple_vars)
if (tuple.compiled_deltas) count++;
if (shared_points_bytes && shared_points_bytes->length)
count |= TupleVarCount::SharedPointNumbers;
return count;
}
@ -1119,26 +1293,27 @@ struct TupleVariationData
bool is_gvar,
const hb_map_t *axes_old_index_tag_map,
const hb_vector_t<unsigned> &shared_indices,
const hb_array_t<const F2DOT14> shared_tuples)
const hb_array_t<const F2DOT14> shared_tuples,
bool is_composite_glyph)
{
do
{
const HBUINT8 *p = iterator.get_serialized_data ();
unsigned int length = iterator.current_tuple->get_data_size ();
if (unlikely (!iterator.var_data_bytes.check_range (p, length)))
{ fini (); return false; }
return false;
hb_hashmap_t<hb_tag_t, Triple> axis_tuples;
if (!iterator.current_tuple->unpack_axis_tuples (iterator.get_axis_count (), shared_tuples, axes_old_index_tag_map, axis_tuples)
|| axis_tuples.is_empty ())
{ fini (); return false; }
return false;
hb_vector_t<unsigned> private_indices;
bool has_private_points = iterator.current_tuple->has_private_points ();
const HBUINT8 *end = p + length;
if (has_private_points &&
!TupleVariationData::unpack_points (p, private_indices, end))
{ fini (); return false; }
return false;
const hb_vector_t<unsigned> &indices = has_private_points ? private_indices : shared_indices;
bool apply_to_all = (indices.length == 0);
@ -1148,24 +1323,24 @@ struct TupleVariationData
if (unlikely (!deltas_x.resize (num_deltas, false) ||
!TupleVariationData::unpack_deltas (p, deltas_x, end)))
{ fini (); return false; }
return false;
hb_vector_t<int> deltas_y;
if (is_gvar)
{
if (unlikely (!deltas_y.resize (num_deltas, false) ||
!TupleVariationData::unpack_deltas (p, deltas_y, end)))
{ fini (); return false; }
return false;
}
tuple_delta_t var;
var.axis_tuples = std::move (axis_tuples);
if (unlikely (!var.indices.resize (point_count) ||
!var.deltas_x.resize (point_count, false)))
{ fini (); return false; }
return false;
if (is_gvar && unlikely (!var.deltas_y.resize (point_count, false)))
{ fini (); return false; }
return false;
for (unsigned i = 0; i < num_deltas; i++)
{
@ -1178,6 +1353,8 @@ struct TupleVariationData
}
tuple_vars.push (std::move (var));
} while (iterator.move_to_next ());
is_composite = is_composite_glyph;
return true;
}
@ -1261,7 +1438,7 @@ struct TupleVariationData
unsigned new_len = new_vars.length + out.length;
if (unlikely (!new_vars.alloc (new_len, false)))
{ fini (); return false;}
return false;
for (unsigned i = 0; i < out.length; i++)
new_vars.push (std::move (out[i]));
@ -1272,8 +1449,9 @@ struct TupleVariationData
return true;
}
/* merge tuple variations with overlapping tents */
void merge_tuple_variations ()
/* merge tuple variations with overlapping tents, if iup delta optimization
* is enabled, add default deltas to contour_points */
bool merge_tuple_variations (contour_point_vector_t* contour_points = nullptr)
{
hb_vector_t<tuple_delta_t> new_vars;
hb_hashmap_t<const hb_hashmap_t<hb_tag_t, Triple>*, unsigned> m;
@ -1281,7 +1459,15 @@ struct TupleVariationData
for (const tuple_delta_t& var : tuple_vars)
{
/* if all axes are pinned, drop the tuple variation */
if (var.axis_tuples.is_empty ()) continue;
if (var.axis_tuples.is_empty ())
{
/* if iup_delta_optimize is enabled, add deltas to contour coords */
if (contour_points && !contour_points->add_deltas (var.deltas_x,
var.deltas_y,
var.indices))
return false;
continue;
}
unsigned *idx;
if (m.has (&(var.axis_tuples), &idx))
@ -1291,98 +1477,14 @@ struct TupleVariationData
else
{
new_vars.push (var);
m.set (&(var.axis_tuples), i);
if (!m.set (&(var.axis_tuples), i))
return false;
i++;
}
}
tuple_vars.fini ();
tuple_vars = std::move (new_vars);
}
hb_bytes_t compile_point_set (const hb_vector_t<bool> &point_indices)
{
unsigned num_points = 0;
for (bool i : point_indices)
if (i) num_points++;
unsigned indices_length = point_indices.length;
/* If the points set consists of all points in the glyph, it's encoded with a
* single zero byte */
if (num_points == indices_length)
{
char *p = (char *) hb_calloc (1, sizeof (char));
if (unlikely (!p)) return hb_bytes_t ();
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 hb_bytes_t ();
unsigned pos = 0;
/* binary data starts with the total number of reference points */
if (num_points < 0x80)
p[pos++] = num_points;
else
{
p[pos++] = ((num_points >> 8) | 0x80);
p[pos++] = num_points & 0xFF;
}
const unsigned max_run_length = 0x7F;
unsigned i = 0;
unsigned last_value = 0;
unsigned num_encoded = 0;
while (i < indices_length && num_encoded < num_points)
{
unsigned run_length = 0;
unsigned header_pos = pos;
p[pos++] = 0;
bool use_byte_encoding = false;
bool new_run = true;
while (i < indices_length && num_encoded < num_points &&
run_length <= max_run_length)
{
// find out next referenced point index
while (i < indices_length && !point_indices[i])
i++;
if (i >= indices_length) break;
unsigned cur_value = i;
unsigned delta = cur_value - last_value;
if (new_run)
{
use_byte_encoding = (delta <= 0xFF);
new_run = false;
}
if (use_byte_encoding && delta > 0xFF)
break;
if (use_byte_encoding)
p[pos++] = delta;
else
{
p[pos++] = delta >> 8;
p[pos++] = delta & 0xFF;
}
i++;
last_value = cur_value;
run_length++;
num_encoded++;
}
if (use_byte_encoding)
p[header_pos] = run_length - 1;
else
p[header_pos] = (run_length - 1) | 0x80;
}
return hb_bytes_t (p, pos);
return true;
}
/* compile all point set and store byte data in a point_set->hb_bytes_t hashmap,
@ -1402,11 +1504,11 @@ struct TupleVariationData
continue;
}
hb_bytes_t compiled_data = compile_point_set (*points_set);
if (unlikely (compiled_data == hb_bytes_t ()))
hb_vector_t<char> compiled_point_data;
if (!tuple_delta_t::compile_point_set (*points_set, compiled_point_data))
return false;
if (!point_data_map.set (points_set, compiled_data) ||
if (!point_data_map.set (points_set, std::move (compiled_point_data)) ||
!point_set_count_map.set (points_set, 1))
return false;
}
@ -1414,31 +1516,33 @@ struct TupleVariationData
}
/* find shared points set which saves most bytes */
hb_bytes_t find_shared_points ()
void find_shared_points ()
{
unsigned max_saved_bytes = 0;
hb_bytes_t res{};
for (const auto& _ : point_data_map.iter ())
for (const auto& _ : point_data_map.iter_ref ())
{
const hb_vector_t<bool>* points_set = _.first;
unsigned data_length = _.second.length;
if (!data_length) continue;
unsigned *count;
if (unlikely (!point_set_count_map.has (points_set, &count) ||
*count <= 1))
return hb_bytes_t ();
{
shared_points_bytes = nullptr;
return;
}
unsigned saved_bytes = data_length * ((*count) -1);
if (saved_bytes > max_saved_bytes)
{
max_saved_bytes = saved_bytes;
res = _.second;
shared_points_bytes = &(_.second);
}
}
return res;
}
bool calc_inferred_deltas (contour_point_vector_t& contour_points)
bool calc_inferred_deltas (const contour_point_vector_t& contour_points)
{
for (tuple_delta_t& var : tuple_vars)
if (!var.calc_inferred_deltas (contour_points))
@ -1447,10 +1551,21 @@ struct TupleVariationData
return true;
}
bool iup_optimize (const contour_point_vector_t& contour_points)
{
for (tuple_delta_t& var : tuple_vars)
{
if (!var.optimize (contour_points, is_composite))
return false;
}
return true;
}
public:
bool instantiate (const hb_hashmap_t<hb_tag_t, Triple>& normalized_axes_location,
const hb_hashmap_t<hb_tag_t, TripleDistances>& axes_triple_distances,
contour_point_vector_t* contour_points = nullptr)
contour_point_vector_t* contour_points = nullptr,
bool optimize = false)
{
if (!tuple_vars) return true;
if (!change_tuple_variations_axis_limits (normalized_axes_location, axes_triple_distances))
@ -1460,7 +1575,14 @@ struct TupleVariationData
if (!calc_inferred_deltas (*contour_points))
return false;
merge_tuple_variations ();
/* if iup delta opt is on, contour_points can't be null */
if (optimize && !contour_points)
return false;
if (!merge_tuple_variations (optimize ? contour_points : nullptr))
return false;
if (optimize && !iup_optimize (*contour_points)) return false;
return !tuple_vars.in_error ();
}
@ -1475,21 +1597,27 @@ struct TupleVariationData
if (use_shared_points)
{
shared_points_bytes = find_shared_points ();
compiled_byte_size += shared_points_bytes.length;
find_shared_points ();
if (shared_points_bytes)
compiled_byte_size += shared_points_bytes->length;
}
// compile delta and tuple var header for each tuple variation
for (auto& tuple: tuple_vars)
{
const hb_vector_t<bool>* points_set = &(tuple.indices);
hb_bytes_t *points_data;
hb_vector_t<char> *points_data;
if (unlikely (!point_data_map.has (points_set, &points_data)))
return false;
/* when iup optimization is enabled, num of referenced points could be 0
* and thus the compiled points bytes is empty, we should skip compiling
* this tuple */
if (!points_data->length)
continue;
if (!tuple.compile_deltas ())
return false;
unsigned points_data_length = (*points_data != shared_points_bytes) ? points_data->length : 0;
unsigned points_data_length = (points_data != shared_points_bytes) ? points_data->length : 0;
if (!tuple.compile_tuple_var_header (axes_index_map, points_data_length, axes_old_index_tag_map,
shared_tuples_idx_map))
return false;
@ -1513,18 +1641,24 @@ struct TupleVariationData
bool serialize_var_data (hb_serialize_context_t *c, bool is_gvar) const
{
TRACE_SERIALIZE (this);
if (is_gvar)
shared_points_bytes.copy (c);
if (is_gvar && shared_points_bytes)
{
hb_bytes_t s (shared_points_bytes->arrayZ, shared_points_bytes->length);
s.copy (c);
}
for (const auto& tuple: tuple_vars)
{
const hb_vector_t<bool>* points_set = &(tuple.indices);
hb_bytes_t *point_data;
hb_vector_t<char> *point_data;
if (!point_data_map.has (points_set, &point_data))
return_trace (false);
if (!is_gvar || *point_data != shared_points_bytes)
point_data->copy (c);
if (!is_gvar || point_data != shared_points_bytes)
{
hb_bytes_t s (point_data->arrayZ, point_data->length);
s.copy (c);
}
tuple.compiled_deltas.as_array ().copy (c);
if (c->in_error ()) return_trace (false);
@ -1711,13 +1845,15 @@ struct TupleVariationData
const hb_map_t *axes_old_index_tag_map,
const hb_vector_t<unsigned> &shared_indices,
const hb_array_t<const F2DOT14> shared_tuples,
tuple_variations_t& tuple_variations /* OUT */) const
tuple_variations_t& tuple_variations, /* OUT */
bool is_composite_glyph = false) const
{
return tuple_variations.create_from_tuple_var_data (iterator, tupleVarCount,
point_count, is_gvar,
axes_old_index_tag_map,
shared_indices,
shared_tuples);
shared_tuples,
is_composite_glyph);
}
bool serialize (hb_serialize_context_t *c,
@ -1831,7 +1967,7 @@ struct item_variations_t
const hb_map_t& get_varidx_map () const
{ return varidx_map; }
bool instantiate (const VariationStore& varStore,
bool instantiate (const ItemVariationStore& varStore,
const hb_subset_plan_t *plan,
bool optimize=true,
bool use_no_variation_idx=true,
@ -1845,7 +1981,7 @@ struct item_variations_t
}
/* keep below APIs public only for unit test: test-item-varstore */
bool create_from_item_varstore (const VariationStore& varStore,
bool create_from_item_varstore (const ItemVariationStore& varStore,
const hb_map_t& axes_old_index_tag_map,
const hb_array_t <const hb_inc_bimap_t> inner_maps = hb_array_t<const hb_inc_bimap_t> ())
{

27
thirdparty/harfbuzz/src/hb-ot-var-gvar-table.hh vendored
View file

@ -101,10 +101,15 @@ struct glyph_variations_t
continue;
}
bool is_composite_glyph = false;
#ifdef HB_EXPERIMENTAL_API
is_composite_glyph = plan->composite_new_gids.has (new_gid);
#endif
if (!p->decompile_tuple_variations (all_contour_points->length, true /* is_gvar */,
iterator, &(plan->axes_old_index_tag_map),
shared_indices, shared_tuples,
tuple_vars /* OUT */))
tuple_vars, /* OUT */
is_composite_glyph))
return false;
glyph_variations.push (std::move (tuple_vars));
}
@ -114,13 +119,17 @@ struct glyph_variations_t
bool instantiate (const hb_subset_plan_t *plan)
{
unsigned count = plan->new_to_old_gid_list.length;
bool iup_optimize = false;
#ifdef HB_EXPERIMENTAL_API
iup_optimize = plan->flags & HB_SUBSET_FLAGS_OPTIMIZE_IUP_DELTAS;
#endif
for (unsigned i = 0; i < count; i++)
{
hb_codepoint_t new_gid = plan->new_to_old_gid_list[i].first;
contour_point_vector_t *all_points;
if (!plan->new_gid_contour_points_map.has (new_gid, &all_points))
return false;
if (!glyph_variations[i].instantiate (plan->axes_location, plan->axes_triple_distances, all_points))
if (!glyph_variations[i].instantiate (plan->axes_location, plan->axes_triple_distances, all_points, iup_optimize))
return false;
}
return true;
@ -340,7 +349,8 @@ struct gvar
const glyph_variations_t& glyph_vars,
Iterator it,
unsigned axis_count,
unsigned num_glyphs) const
unsigned num_glyphs,
bool force_long_offsets) const
{
TRACE_SERIALIZE (this);
gvar *out = c->allocate_min<gvar> ();
@ -352,7 +362,7 @@ struct gvar
out->glyphCountX = hb_min (0xFFFFu, num_glyphs);
unsigned glyph_var_data_size = glyph_vars.compiled_byte_size ();
bool long_offset = glyph_var_data_size & ~0xFFFFu;
bool long_offset = glyph_var_data_size & ~0xFFFFu || force_long_offsets;
out->flags = long_offset ? 1 : 0;
HBUINT8 *glyph_var_data_offsets = c->allocate_size<HBUINT8> ((long_offset ? 4 : 2) * (num_glyphs + 1), false);
@ -393,7 +403,12 @@ struct gvar
unsigned axis_count = c->plan->axes_index_map.get_population ();
unsigned num_glyphs = c->plan->num_output_glyphs ();
auto it = hb_iter (c->plan->new_to_old_gid_list);
return_trace (serialize (c->serializer, glyph_vars, it, axis_count, num_glyphs));
bool force_long_offsets = false;
#ifdef HB_EXPERIMENTAL_API
force_long_offsets = c->plan->flags & HB_SUBSET_FLAGS_IFTB_REQUIREMENTS;
#endif
return_trace (serialize (c->serializer, glyph_vars, it, axis_count, num_glyphs, force_long_offsets));
}
bool subset (hb_subset_context_t *c) const
@ -429,7 +444,7 @@ struct gvar
}
bool long_offset = (subset_data_size & ~0xFFFFu);
#ifdef HB_EXPERIMENTAL_API
#ifdef HB_EXPERIMENTAL_API
long_offset = long_offset || (c->plan->flags & HB_SUBSET_FLAGS_IFTB_REQUIREMENTS);
#endif
out->flags = long_offset ? 1 : 0;

10
thirdparty/harfbuzz/src/hb-ot-var-hvar-table.hh vendored
View file

@ -188,7 +188,7 @@ struct hvarvvar_subset_plan_t
~hvarvvar_subset_plan_t() { fini (); }
void init (const hb_array_t<const DeltaSetIndexMap *> &index_maps,
const VariationStore &_var_store,
const ItemVariationStore &_var_store,
const hb_subset_plan_t *plan)
{
index_map_plans.resize (index_maps.length);
@ -263,7 +263,7 @@ struct hvarvvar_subset_plan_t
hb_inc_bimap_t outer_map;
hb_vector_t<hb_inc_bimap_t> inner_maps;
hb_vector_t<index_map_subset_plan_t> index_map_plans;
const VariationStore *var_store;
const ItemVariationStore *var_store;
protected:
hb_vector_t<hb_set_t *> inner_sets;
@ -296,7 +296,7 @@ struct HVARVVAR
rsbMap.sanitize (c, this));
}
const VariationStore& get_var_store () const
const ItemVariationStore& get_var_store () const
{ return this+varStore; }
void listup_index_maps (hb_vector_t<const DeltaSetIndexMap *> &index_maps) const
@ -384,7 +384,7 @@ struct HVARVVAR
float get_advance_delta_unscaled (hb_codepoint_t glyph,
const int *coords, unsigned int coord_count,
VariationStore::cache_t *store_cache = nullptr) const
ItemVariationStore::cache_t *store_cache = nullptr) const
{
uint32_t varidx = (this+advMap).map (glyph);
return (this+varStore).get_delta (varidx,
@ -405,7 +405,7 @@ struct HVARVVAR
public:
FixedVersion<>version; /* Version of the metrics variation table
* initially set to 0x00010000u */
Offset32To<VariationStore>
Offset32To<ItemVariationStore>
varStore; /* Offset to item variation store table. */
Offset32To<DeltaSetIndexMap>
advMap; /* Offset to advance var-idx mapping. */

6
thirdparty/harfbuzz/src/hb-ot-var-mvar-table.hh vendored
View file

@ -56,7 +56,7 @@ struct VariationValueRecord
public:
Tag valueTag; /* Four-byte tag identifying a font-wide measure. */
VarIdx varIdx; /* Outer/inner index into VariationStore item. */
VarIdx varIdx; /* Outer/inner index into ItemVariationStore item. */
public:
DEFINE_SIZE_STATIC (8);
@ -106,7 +106,7 @@ struct MVAR
out->valueRecordCount = valueRecordCount;
item_variations_t item_vars;
const VariationStore& src_var_store = this+varStore;
const ItemVariationStore& src_var_store = this+varStore;
if (!item_vars.instantiate (src_var_store, c->plan))
return_trace (false);
@ -159,7 +159,7 @@ protected:
HBUINT16 valueRecordSize;/* The size in bytes of each value record —
* must be greater than zero. */
HBUINT16 valueRecordCount;/* The number of value records — may be zero. */
Offset16To<VariationStore>
Offset16To<ItemVariationStore>
varStore; /* Offset to item variation store table. */
UnsizedArrayOf<HBUINT8>
valuesZ; /* Array of value records. The records must be

2
thirdparty/harfbuzz/src/hb-priority-queue.hh vendored
View file

@ -163,7 +163,7 @@ struct hb_priority_queue_t
goto repeat;
}
void swap (unsigned a, unsigned b)
void swap (unsigned a, unsigned b) noexcept
{
assert (a < heap.length);
assert (b < heap.length);

52
thirdparty/harfbuzz/src/hb-repacker.hh vendored
View file

@ -238,6 +238,54 @@ bool _try_isolating_subgraphs (const hb_vector_t<graph::overflow_record_t>& over
return true;
}
static inline
bool _resolve_shared_overflow(const hb_vector_t<graph::overflow_record_t>& overflows,
int overflow_index,
graph_t& sorted_graph)
{
const graph::overflow_record_t& r = overflows[overflow_index];
// Find all of the parents in overflowing links that link to this
// same child node. We will then try duplicating the child node and
// re-assigning all of these parents to the duplicate.
hb_set_t parents;
parents.add(r.parent);
for (int i = overflow_index - 1; i >= 0; i--) {
const graph::overflow_record_t& r2 = overflows[i];
if (r2.child == r.child) {
parents.add(r2.parent);
}
}
unsigned result = sorted_graph.duplicate(&parents, r.child);
if (result == (unsigned) -1 && parents.get_population() > 2) {
// All links to the child are overflowing, so we can't include all
// in the duplication. Remove one parent from the duplication.
// Remove the lowest index parent, which will be the closest to the child.
parents.del(parents.get_min());
result = sorted_graph.duplicate(&parents, r.child);
}
if (result == (unsigned) -1) return result;
if (parents.get_population() > 1) {
// If the duplicated node has more than one parent pre-emptively raise it's priority to the maximum.
// This will place it close to the parents. Node's with only one parent, don't need this as normal overflow
// resolution will raise priority if needed.
//
// Reasoning: most of the parents to this child are likely at the same layer in the graph. Duplicating
// the child will theoretically allow it to be placed closer to it's parents. However, due to the shortest
// distance sort by default it's placement will remain in the same layer, thus it will remain in roughly the
// same position (and distance from parents) as the original child node. The overflow resolution will attempt
// to move nodes closer, but only for non-shared nodes. Since this node is shared, it will simply be given
// further duplication which defeats the attempt to duplicate with multiple parents. To fix this we
// pre-emptively raise priority now which allows the duplicated node to pack into the same layer as it's parents.
sorted_graph.vertices_[result].give_max_priority();
}
return result;
}
static inline
bool _process_overflows (const hb_vector_t<graph::overflow_record_t>& overflows,
hb_set_t& priority_bumped_parents,
@ -254,7 +302,7 @@ bool _process_overflows (const hb_vector_t<graph::overflow_record_t>& overflows,
{
// The child object is shared, we may be able to eliminate the overflow
// by duplicating it.
if (sorted_graph.duplicate (r.parent, r.child) == (unsigned) -1) continue;
if (!_resolve_shared_overflow(overflows, i, sorted_graph)) continue;
return true;
}
@ -388,7 +436,7 @@ template<typename T>
inline hb_blob_t*
hb_resolve_overflows (const T& packed,
hb_tag_t table_tag,
unsigned max_rounds = 20,
unsigned max_rounds = 32,
bool recalculate_extensions = false) {
graph_t sorted_graph (packed);
if (sorted_graph.in_error ())

66
thirdparty/harfbuzz/src/hb-serialize.hh vendored
View file

@ -91,7 +91,27 @@ struct hb_serialize_context_t
}
#endif
friend void swap (object_t& a, object_t& b)
bool add_virtual_link (objidx_t objidx)
{
if (!objidx)
return false;
auto& link = *virtual_links.push ();
if (virtual_links.in_error ())
return false;
link.objidx = objidx;
// Remaining fields were previously zero'd by push():
// link.width = 0;
// link.is_signed = 0;
// link.whence = 0;
// link.position = 0;
// link.bias = 0;
return true;
}
friend void swap (object_t& a, object_t& b) noexcept
{
hb_swap (a.head, b.head);
hb_swap (a.tail, b.tail);
@ -156,9 +176,9 @@ struct hb_serialize_context_t
object_t *next;
auto all_links () const HB_AUTO_RETURN
(( hb_concat (this->real_links, this->virtual_links) ));
(( hb_concat (real_links, virtual_links) ));
auto all_links_writer () HB_AUTO_RETURN
(( hb_concat (this->real_links.writer (), this->virtual_links.writer ()) ));
(( hb_concat (real_links.writer (), virtual_links.writer ()) ));
};
struct snapshot_t
@ -469,16 +489,40 @@ struct hb_serialize_context_t
assert (current);
auto& link = *current->virtual_links.push ();
if (current->virtual_links.in_error ())
if (!current->add_virtual_link(objidx))
err (HB_SERIALIZE_ERROR_OTHER);
}
link.width = 0;
link.objidx = objidx;
link.is_signed = 0;
link.whence = 0;
link.position = 0;
link.bias = 0;
objidx_t last_added_child_index() const {
if (unlikely (in_error ())) return (objidx_t) -1;
assert (current);
if (!bool(current->real_links)) {
return (objidx_t) -1;
}
return current->real_links[current->real_links.length - 1].objidx;
}
// For the current object ensure that the sub-table bytes for child objidx are always placed
// after the subtable bytes for any other existing children. This only ensures that the
// repacker will not move the target subtable before the other children
// (by adding virtual links). It is up to the caller to ensure the initial serialization
// order is correct.
void repack_last(objidx_t objidx) {
if (unlikely (in_error ())) return;
if (!objidx)
return;
assert (current);
for (auto& l : current->real_links) {
if (l.objidx == objidx) {
continue;
}
packed[l.objidx]->add_virtual_link(objidx);
}
}
template <typename T>

8
thirdparty/harfbuzz/src/hb-set.hh vendored
View file

@ -44,10 +44,10 @@ struct hb_sparseset_t
~hb_sparseset_t () { fini (); }
hb_sparseset_t (const hb_sparseset_t& other) : hb_sparseset_t () { set (other); }
hb_sparseset_t (hb_sparseset_t&& other) : hb_sparseset_t () { s = std::move (other.s); }
hb_sparseset_t (hb_sparseset_t&& other) noexcept : hb_sparseset_t () { s = std::move (other.s); }
hb_sparseset_t& operator = (const hb_sparseset_t& other) { set (other); return *this; }
hb_sparseset_t& operator = (hb_sparseset_t&& other) { s = std::move (other.s); return *this; }
friend void swap (hb_sparseset_t& a, hb_sparseset_t& b) { hb_swap (a.s, b.s); }
hb_sparseset_t& operator = (hb_sparseset_t&& other) noexcept { s = std::move (other.s); return *this; }
friend void swap (hb_sparseset_t& a, hb_sparseset_t& b) noexcept { hb_swap (a.s, b.s); }
hb_sparseset_t (std::initializer_list<hb_codepoint_t> lst) : hb_sparseset_t ()
{
@ -166,7 +166,7 @@ struct hb_set_t : hb_sparseset_t<hb_bit_set_invertible_t>
~hb_set_t () = default;
hb_set_t () : sparseset () {};
hb_set_t (const hb_set_t &o) : sparseset ((sparseset &) o) {};
hb_set_t (hb_set_t&& o) : sparseset (std::move ((sparseset &) o)) {}
hb_set_t (hb_set_t&& o) noexcept : sparseset (std::move ((sparseset &) o)) {}
hb_set_t& operator = (const hb_set_t&) = default;
hb_set_t& operator = (hb_set_t&&) = default;
hb_set_t (std::initializer_list<hb_codepoint_t> lst) : sparseset (lst) {}

12
thirdparty/harfbuzz/src/hb-subset-cff2.cc vendored
View file

@ -248,7 +248,7 @@ struct cff2_subr_subsetter_t : subr_subsetter_t<cff2_subr_subsetter_t, CFF2Subrs
struct cff2_private_blend_encoder_param_t
{
cff2_private_blend_encoder_param_t (hb_serialize_context_t *c,
const CFF2VariationStore *varStore,
const CFF2ItemVariationStore *varStore,
hb_array_t<int> normalized_coords) :
c (c), varStore (varStore), normalized_coords (normalized_coords) {}
@ -284,7 +284,7 @@ struct cff2_private_blend_encoder_param_t
unsigned ivs = 0;
unsigned region_count = 0;
hb_vector_t<float> scalars;
const CFF2VariationStore *varStore = nullptr;
const CFF2ItemVariationStore *varStore = nullptr;
hb_array_t<int> normalized_coords;
};
@ -378,7 +378,7 @@ struct cff2_private_dict_blend_opset_t : dict_opset_t
struct cff2_private_dict_op_serializer_t : op_serializer_t
{
cff2_private_dict_op_serializer_t (bool desubroutinize_, bool drop_hints_, bool pinned_,
const CFF::CFF2VariationStore* varStore_,
const CFF::CFF2ItemVariationStore* varStore_,
hb_array_t<int> normalized_coords_)
: desubroutinize (desubroutinize_), drop_hints (drop_hints_), pinned (pinned_),
varStore (varStore_), normalized_coords (normalized_coords_) {}
@ -416,7 +416,7 @@ struct cff2_private_dict_op_serializer_t : op_serializer_t
const bool desubroutinize;
const bool drop_hints;
const bool pinned;
const CFF::CFF2VariationStore* varStore;
const CFF::CFF2ItemVariationStore* varStore;
hb_array_t<int> normalized_coords;
};
@ -628,10 +628,10 @@ OT::cff2::accelerator_subset_t::serialize (hb_serialize_context_t *c,
}
/* variation store */
if (varStore != &Null (CFF2VariationStore) &&
if (varStore != &Null (CFF2ItemVariationStore) &&
!plan.pinned)
{
auto *dest = c->push<CFF2VariationStore> ();
auto *dest = c->push<CFF2ItemVariationStore> ();
if (unlikely (!dest->serialize (c, varStore)))
{
c->pop_discard ();

105
thirdparty/harfbuzz/src/hb-subset-input.cc vendored
View file

@ -24,6 +24,7 @@
* Google Author(s): Garret Rieger, Rod Sheeter, Behdad Esfahbod
*/
#include "hb-subset-instancer-solver.hh"
#include "hb-subset.hh"
#include "hb-set.hh"
#include "hb-utf.hh"
@ -50,7 +51,6 @@ hb_subset_input_t::hb_subset_input_t ()
HB_TAG ('k', 'e', 'r', 'n'),
// Copied from fontTools:
HB_TAG ('B', 'A', 'S', 'E'),
HB_TAG ('J', 'S', 'T', 'F'),
HB_TAG ('D', 'S', 'I', 'G'),
HB_TAG ('E', 'B', 'D', 'T'),
@ -417,6 +417,46 @@ hb_subset_input_keep_everything (hb_subset_input_t *input)
}
#ifndef HB_NO_VAR
/**
* hb_subset_input_pin_all_axes_to_default: (skip)
* @input: a #hb_subset_input_t object.
* @face: a #hb_face_t object.
*
* Pin all axes to default locations in the given subset input object.
*
* All axes in a font must be pinned. Additionally, `CFF2` table, if present,
* will be de-subroutinized.
*
* Return value: `true` if success, `false` otherwise
*
* Since: 8.3.1
**/
HB_EXTERN hb_bool_t
hb_subset_input_pin_all_axes_to_default (hb_subset_input_t *input,
hb_face_t *face)
{
unsigned axis_count = hb_ot_var_get_axis_count (face);
if (!axis_count) return false;
hb_ot_var_axis_info_t *axis_infos = (hb_ot_var_axis_info_t *) hb_calloc (axis_count, sizeof (hb_ot_var_axis_info_t));
if (unlikely (!axis_infos)) return false;
(void) hb_ot_var_get_axis_infos (face, 0, &axis_count, axis_infos);
for (unsigned i = 0; i < axis_count; i++)
{
hb_tag_t axis_tag = axis_infos[i].tag;
float default_val = axis_infos[i].default_value;
if (!input->axes_location.set (axis_tag, Triple (default_val, default_val, default_val)))
{
hb_free (axis_infos);
return false;
}
}
hb_free (axis_infos);
return true;
}
/**
* hb_subset_input_pin_axis_to_default: (skip)
* @input: a #hb_subset_input_t object.
@ -481,16 +521,13 @@ hb_subset_input_pin_axis_location (hb_subset_input_t *input,
* @input: a #hb_subset_input_t object.
* @face: a #hb_face_t object.
* @axis_tag: Tag of the axis
* @axis_min_value: Minimum value of the axis variation range to set
* @axis_max_value: Maximum value of the axis variation range to set
* @axis_def_value: Default value of the axis variation range to set, in case of
* null, it'll be determined automatically
* @axis_min_value: Minimum value of the axis variation range to set, if NaN the existing min will be used.
* @axis_max_value: Maximum value of the axis variation range to set if NaN the existing max will be used.
* @axis_def_value: Default value of the axis variation range to set, if NaN the existing default will be used.
*
* Restricting the range of variation on an axis in the given subset input object.
* New min/default/max values will be clamped if they're not within the fvar axis range.
* If the new default value is null:
* If the fvar axis default value is within the new range, then new default
* value is the same as original default value.
*
* If the fvar axis default value is not within the new range, the new default
* value will be changed to the new min or max value, whichever is closer to the fvar
* axis default.
@ -509,21 +546,57 @@ hb_subset_input_set_axis_range (hb_subset_input_t *input,
hb_tag_t axis_tag,
float axis_min_value,
float axis_max_value,
float *axis_def_value /* IN, maybe NULL */)
float axis_def_value)
{
if (axis_min_value > axis_max_value)
return false;
hb_ot_var_axis_info_t axis_info;
if (!hb_ot_var_find_axis_info (face, axis_tag, &axis_info))
return false;
float new_min_val = hb_clamp(axis_min_value, axis_info.min_value, axis_info.max_value);
float new_max_val = hb_clamp(axis_max_value, axis_info.min_value, axis_info.max_value);
float new_default_val = axis_def_value ? *axis_def_value : axis_info.default_value;
new_default_val = hb_clamp(new_default_val, new_min_val, new_max_val);
float min = !std::isnan(axis_min_value) ? axis_min_value : axis_info.min_value;
float max = !std::isnan(axis_max_value) ? axis_max_value : axis_info.max_value;
float def = !std::isnan(axis_def_value) ? axis_def_value : axis_info.default_value;
if (min > max)
return false;
float new_min_val = hb_clamp(min, axis_info.min_value, axis_info.max_value);
float new_max_val = hb_clamp(max, axis_info.min_value, axis_info.max_value);
float new_default_val = hb_clamp(def, new_min_val, new_max_val);
return input->axes_location.set (axis_tag, Triple (new_min_val, new_default_val, new_max_val));
}
/**
* hb_subset_input_get_axis_range: (skip)
* @input: a #hb_subset_input_t object.
* @axis_tag: Tag of the axis
* @axis_min_value: Set to the previously configured minimum value of the axis variation range.
* @axis_max_value: Set to the previously configured maximum value of the axis variation range.
* @axis_def_value: Set to the previously configured default value of the axis variation range.
*
* Gets the axis range assigned by previous calls to hb_subset_input_set_axis_range.
*
* Return value: `true` if a range has been set for this axis tag, `false` otherwise.
*
* XSince: EXPERIMENTAL
**/
HB_EXTERN hb_bool_t
hb_subset_input_get_axis_range (hb_subset_input_t *input,
hb_tag_t axis_tag,
float *axis_min_value,
float *axis_max_value,
float *axis_def_value)
{
Triple* triple;
if (!input->axes_location.has(axis_tag, &triple)) {
return false;
}
*axis_min_value = triple->minimum;
*axis_def_value = triple->middle;
*axis_max_value = triple->maximum;
return true;
}
#endif
#endif

532
thirdparty/harfbuzz/src/hb-subset-instancer-iup.cc vendored Normal file
View file

@ -0,0 +1,532 @@
/*
* Copyright © 2024 Google, 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.
*/
#include "hb-subset-instancer-iup.hh"
/* This file is a straight port of the following:
*
* https://github.com/fonttools/fonttools/blob/main/Lib/fontTools/varLib/iup.py
*
* Where that file returns optimzied deltas vector, we return optimized
* referenced point indices.
*/
constexpr static unsigned MAX_LOOKBACK = 8;
static void _iup_contour_bound_forced_set (const hb_array_t<const contour_point_t> contour_points,
const hb_array_t<const int> x_deltas,
const hb_array_t<const int> y_deltas,
hb_set_t& forced_set, /* OUT */
float tolerance = 0.f)
{
unsigned len = contour_points.length;
unsigned next_i = 0;
for (int i = len - 1; i >= 0; i--)
{
unsigned last_i = (len + i -1) % len;
for (unsigned j = 0; j < 2; j++)
{
float cj, lcj, ncj;
int dj, ldj, ndj;
if (j == 0)
{
cj = contour_points.arrayZ[i].x;
dj = x_deltas.arrayZ[i];
lcj = contour_points.arrayZ[last_i].x;
ldj = x_deltas.arrayZ[last_i];
ncj = contour_points.arrayZ[next_i].x;
ndj = x_deltas.arrayZ[next_i];
}
else
{
cj = contour_points.arrayZ[i].y;
dj = y_deltas.arrayZ[i];
lcj = contour_points.arrayZ[last_i].y;
ldj = y_deltas.arrayZ[last_i];
ncj = contour_points.arrayZ[next_i].y;
ndj = y_deltas.arrayZ[next_i];
}
float c1, c2;
int d1, d2;
if (lcj <= ncj)
{
c1 = lcj;
c2 = ncj;
d1 = ldj;
d2 = ndj;
}
else
{
c1 = ncj;
c2 = lcj;
d1 = ndj;
d2 = ldj;
}
bool force = false;
if (c1 == c2)
{
if (abs (d1 - d2) > tolerance && abs (dj) > tolerance)
force = true;
}
else if (c1 <= cj && cj <= c2)
{
if (!(hb_min (d1, d2) - tolerance <= dj &&
dj <= hb_max (d1, d2) + tolerance))
force = true;
}
else
{
if (d1 != d2)
{
if (cj < c1)
{
if (abs (dj) > tolerance &&
abs (dj - d1) > tolerance &&
((dj - tolerance < d1) != (d1 < d2)))
force = true;
}
else
{
if (abs (dj) > tolerance &&
abs (dj - d2) > tolerance &&
((d2 < dj + tolerance) != (d1 < d2)))
force = true;
}
}
}
if (force)
{
forced_set.add (i);
break;
}
}
next_i = i;
}
}
template <typename T,
hb_enable_if (hb_is_trivially_copyable (T))>
static bool rotate_array (const hb_array_t<const T>& org_array,
int k,
hb_vector_t<T>& out)
{
unsigned n = org_array.length;
if (!n) return true;
if (unlikely (!out.resize (n, false)))
return false;
unsigned item_size = hb_static_size (T);
if (k < 0)
k = n - (-k) % n;
else
k %= n;
hb_memcpy ((void *) out.arrayZ, (const void *) (org_array.arrayZ + n - k), k * item_size);
hb_memcpy ((void *) (out.arrayZ + k), (const void *) org_array.arrayZ, (n - k) * item_size);
return true;
}
static bool rotate_set (const hb_set_t& org_set,
int k,
unsigned n,
hb_set_t& out)
{
if (!n) return false;
k %= n;
if (k < 0)
k = n + k;
if (k == 0)
{
out.set (org_set);
}
else
{
for (auto v : org_set)
out.add ((v + k) % n);
}
return !out.in_error ();
}
/* Given two reference coordinates (start and end of contour_points array),
* output interpolated deltas for points in between */
static bool _iup_segment (const hb_array_t<const contour_point_t> contour_points,
const hb_array_t<const int> x_deltas,
const hb_array_t<const int> y_deltas,
const contour_point_t& p1, const contour_point_t& p2,
int p1_dx, int p2_dx,
int p1_dy, int p2_dy,
hb_vector_t<float>& interp_x_deltas, /* OUT */
hb_vector_t<float>& interp_y_deltas /* OUT */)
{
unsigned n = contour_points.length;
if (unlikely (!interp_x_deltas.resize (n, false) ||
!interp_y_deltas.resize (n, false)))
return false;
for (unsigned j = 0; j < 2; j++)
{
float x1, x2, d1, d2;
float *out;
if (j == 0)
{
x1 = p1.x;
x2 = p2.x;
d1 = p1_dx;
d2 = p2_dx;
out = interp_x_deltas.arrayZ;
}
else
{
x1 = p1.y;
x2 = p2.y;
d1 = p1_dy;
d2 = p2_dy;
out = interp_y_deltas.arrayZ;
}
if (x1 == x2)
{
if (d1 == d2)
{
for (unsigned i = 0; i < n; i++)
out[i] = d1;
}
else
{
for (unsigned i = 0; i < n; i++)
out[i] = 0.f;
}
continue;
}
if (x1 > x2)
{
hb_swap (x1, x2);
hb_swap (d1, d2);
}
float scale = (d2 - d1) / (x2 - x1);
for (unsigned i = 0; i < n; i++)
{
float x = j == 0 ? contour_points.arrayZ[i].x : contour_points.arrayZ[i].y;
float d;
if (x <= x1)
d = d1;
else if (x >= x2)
d = d2;
else
d = d1 + (x - x1) * scale;
out[i] = d;
}
}
return true;
}
static bool _can_iup_in_between (const hb_array_t<const contour_point_t> contour_points,
const hb_array_t<const int> x_deltas,
const hb_array_t<const int> y_deltas,
const contour_point_t& p1, const contour_point_t& p2,
int p1_dx, int p2_dx,
int p1_dy, int p2_dy,
float tolerance)
{
hb_vector_t<float> interp_x_deltas, interp_y_deltas;
if (!_iup_segment (contour_points, x_deltas, y_deltas,
p1, p2, p1_dx, p2_dx, p1_dy, p2_dy,
interp_x_deltas, interp_y_deltas))
return false;
unsigned num = contour_points.length;
for (unsigned i = 0; i < num; i++)
{
float dx = x_deltas.arrayZ[i] - interp_x_deltas.arrayZ[i];
float dy = y_deltas.arrayZ[i] - interp_y_deltas.arrayZ[i];
if (sqrtf ((float)dx * dx + (float)dy * dy) > tolerance)
return false;
}
return true;
}
static bool _iup_contour_optimize_dp (const contour_point_vector_t& contour_points,
const hb_vector_t<int>& x_deltas,
const hb_vector_t<int>& y_deltas,
const hb_set_t& forced_set,
float tolerance,
unsigned lookback,
hb_vector_t<unsigned>& costs, /* OUT */
hb_vector_t<int>& chain /* OUT */)
{
unsigned n = contour_points.length;
if (unlikely (!costs.resize (n, false) ||
!chain.resize (n, false)))
return false;
lookback = hb_min (lookback, MAX_LOOKBACK);
for (unsigned i = 0; i < n; i++)
{
unsigned best_cost = (i == 0 ? 1 : costs.arrayZ[i-1] + 1);
costs.arrayZ[i] = best_cost;
chain.arrayZ[i] = (i == 0 ? -1 : i - 1);
if (i > 0 && forced_set.has (i - 1))
continue;
int lookback_index = hb_max ((int) i - (int) lookback + 1, -1);
for (int j = i - 2; j >= lookback_index; j--)
{
unsigned cost = j == -1 ? 1 : costs.arrayZ[j] + 1;
/* num points between i and j */
unsigned num_points = i - j - 1;
unsigned p1 = (j == -1 ? n - 1 : j);
if (cost < best_cost &&
_can_iup_in_between (contour_points.as_array ().sub_array (j + 1, num_points),
x_deltas.as_array ().sub_array (j + 1, num_points),
y_deltas.as_array ().sub_array (j + 1, num_points),
contour_points.arrayZ[p1], contour_points.arrayZ[i],
x_deltas.arrayZ[p1], x_deltas.arrayZ[i],
y_deltas.arrayZ[p1], y_deltas.arrayZ[i],
tolerance))
{
best_cost = cost;
costs.arrayZ[i] = best_cost;
chain.arrayZ[i] = j;
}
if (j > 0 && forced_set.has (j))
break;
}
}
return true;
}
static bool _iup_contour_optimize (const hb_array_t<const contour_point_t> contour_points,
const hb_array_t<const int> x_deltas,
const hb_array_t<const int> y_deltas,
hb_array_t<bool> opt_indices, /* OUT */
float tolerance = 0.f)
{
unsigned n = contour_points.length;
if (opt_indices.length != n ||
x_deltas.length != n ||
y_deltas.length != n)
return false;
bool all_within_tolerance = true;
for (unsigned i = 0; i < n; i++)
{
int dx = x_deltas.arrayZ[i];
int dy = y_deltas.arrayZ[i];
if (sqrtf ((float)dx * dx + (float)dy * dy) > tolerance)
{
all_within_tolerance = false;
break;
}
}
/* If all are within tolerance distance, do nothing, opt_indices is
* initilized to false */
if (all_within_tolerance)
return true;
/* If there's exactly one point, return it */
if (n == 1)
{
opt_indices.arrayZ[0] = true;
return true;
}
/* If all deltas are exactly the same, return just one (the first one) */
bool all_deltas_are_equal = true;
for (unsigned i = 1; i < n; i++)
if (x_deltas.arrayZ[i] != x_deltas.arrayZ[0] ||
y_deltas.arrayZ[i] != y_deltas.arrayZ[0])
{
all_deltas_are_equal = false;
break;
}
if (all_deltas_are_equal)
{
opt_indices.arrayZ[0] = true;
return true;
}
/* else, solve the general problem using Dynamic Programming */
hb_set_t forced_set;
_iup_contour_bound_forced_set (contour_points, x_deltas, y_deltas, forced_set, tolerance);
if (!forced_set.is_empty ())
{
int k = n - 1 - forced_set.get_max ();
if (k < 0)
return false;
hb_vector_t<int> rot_x_deltas, rot_y_deltas;
contour_point_vector_t rot_points;
hb_set_t rot_forced_set;
if (!rotate_array (contour_points, k, rot_points) ||
!rotate_array (x_deltas, k, rot_x_deltas) ||
!rotate_array (y_deltas, k, rot_y_deltas) ||
!rotate_set (forced_set, k, n, rot_forced_set))
return false;
hb_vector_t<unsigned> costs;
hb_vector_t<int> chain;
if (!_iup_contour_optimize_dp (rot_points, rot_x_deltas, rot_y_deltas,
rot_forced_set, tolerance, n,
costs, chain))
return false;
hb_set_t solution;
int index = n - 1;
while (index != -1)
{
solution.add (index);
index = chain.arrayZ[index];
}
if (solution.is_empty () ||
forced_set.get_population () > solution.get_population ())
return false;
for (unsigned i : solution)
opt_indices.arrayZ[i] = true;
hb_vector_t<bool> rot_indices;
const hb_array_t<const bool> opt_indices_array (opt_indices.arrayZ, opt_indices.length);
rotate_array (opt_indices_array, -k, rot_indices);
for (unsigned i = 0; i < n; i++)
opt_indices.arrayZ[i] = rot_indices.arrayZ[i];
}
else
{
hb_vector_t<int> repeat_x_deltas, repeat_y_deltas;
contour_point_vector_t repeat_points;
if (unlikely (!repeat_x_deltas.resize (n * 2, false) ||
!repeat_y_deltas.resize (n * 2, false) ||
!repeat_points.resize (n * 2, false)))
return false;
unsigned contour_point_size = hb_static_size (contour_point_t);
for (unsigned i = 0; i < n; i++)
{
hb_memcpy ((void *) repeat_x_deltas.arrayZ, (const void *) x_deltas.arrayZ, n * sizeof (float));
hb_memcpy ((void *) (repeat_x_deltas.arrayZ + n), (const void *) x_deltas.arrayZ, n * sizeof (float));
hb_memcpy ((void *) repeat_y_deltas.arrayZ, (const void *) y_deltas.arrayZ, n * sizeof (float));
hb_memcpy ((void *) (repeat_y_deltas.arrayZ + n), (const void *) y_deltas.arrayZ, n * sizeof (float));
hb_memcpy ((void *) repeat_points.arrayZ, (const void *) contour_points.arrayZ, n * contour_point_size);
hb_memcpy ((void *) (repeat_points.arrayZ + n), (const void *) contour_points.arrayZ, n * contour_point_size);
}
hb_vector_t<unsigned> costs;
hb_vector_t<int> chain;
if (!_iup_contour_optimize_dp (repeat_points, repeat_x_deltas, repeat_y_deltas,
forced_set, tolerance, n,
costs, chain))
return false;
unsigned best_cost = n + 1;
int len = costs.length;
hb_set_t best_sol;
for (int start = n - 1; start < len; start++)
{
hb_set_t solution;
int i = start;
int lookback = start - (int) n;
while (i > lookback)
{
solution.add (i % n);
i = chain.arrayZ[i];
}
if (i == lookback)
{
unsigned cost_i = i < 0 ? 0 : costs.arrayZ[i];
unsigned cost = costs.arrayZ[start] - cost_i;
if (cost <= best_cost)
{
best_sol.set (solution);
best_cost = cost;
}
}
}
for (unsigned i = 0; i < n; i++)
if (best_sol.has (i))
opt_indices.arrayZ[i] = true;
}
return true;
}
bool iup_delta_optimize (const contour_point_vector_t& contour_points,
const hb_vector_t<int>& x_deltas,
const hb_vector_t<int>& y_deltas,
hb_vector_t<bool>& opt_indices, /* OUT */
float tolerance)
{
if (!opt_indices.resize (contour_points.length))
return false;
hb_vector_t<unsigned> end_points;
unsigned count = contour_points.length;
if (unlikely (!end_points.alloc (count)))
return false;
for (unsigned i = 0; i < count - 4; i++)
if (contour_points.arrayZ[i].is_end_point)
end_points.push (i);
/* phantom points */
for (unsigned i = count - 4; i < count; i++)
end_points.push (i);
if (end_points.in_error ()) return false;
unsigned start = 0;
for (unsigned end : end_points)
{
unsigned len = end - start + 1;
if (!_iup_contour_optimize (contour_points.as_array ().sub_array (start, len),
x_deltas.as_array ().sub_array (start, len),
y_deltas.as_array ().sub_array (start, len),
opt_indices.as_array ().sub_array (start, len),
tolerance))
return false;
start = end + 1;
}
return true;
}

37
thirdparty/harfbuzz/src/hb-subset-instancer-iup.hh vendored Normal file
View file

@ -0,0 +1,37 @@
/*
* Copyright © 2024 Google, 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.
*/
#ifndef HB_SUBSET_INSTANCER_IUP_HH
#define HB_SUBSET_INSTANCER_IUP_HH
#include "hb-subset-plan.hh"
/* given contour points and deltas, optimize a set of referenced points within error
* tolerance. Returns optimized referenced point indices */
HB_INTERNAL bool iup_delta_optimize (const contour_point_vector_t& contour_points,
const hb_vector_t<int>& x_deltas,
const hb_vector_t<int>& y_deltas,
hb_vector_t<bool>& opt_indices, /* OUT */
float tolerance = 0.f);
#endif /* HB_SUBSET_INSTANCER_IUP_HH */

5
thirdparty/harfbuzz/src/hb-subset-instancer-solver.cc vendored
View file

@ -256,7 +256,10 @@ _solve (Triple tent, Triple axisLimit, bool negative = false)
*/
float newUpper = peak + (1 - gain) * (upper - peak);
assert (axisMax <= newUpper); // Because outGain > gain
if (newUpper <= axisDef + (axisMax - axisDef) * 2)
/* Disabled because ots doesn't like us:
* https://github.com/fonttools/fonttools/issues/3350 */
if (false && (newUpper <= axisDef + (axisMax - axisDef) * 2))
{
upper = newUpper;
if (!negative && axisDef + (axisMax - axisDef) * MAX_F2DOT14 < upper)

9
thirdparty/harfbuzz/src/hb-subset-plan-member-list.hh vendored
View file

@ -140,6 +140,15 @@ HB_SUBSET_PLAN_MEMBER (mutable hb_vector_t<unsigned>, bounds_height_vec)
//map: new_gid -> contour points vector
HB_SUBSET_PLAN_MEMBER (mutable hb_hashmap_t E(<hb_codepoint_t, contour_point_vector_t>), new_gid_contour_points_map)
//new gids set for composite glyphs
HB_SUBSET_PLAN_MEMBER (hb_set_t, composite_new_gids)
//Old BASE item variation index -> (New varidx, 0) mapping
HB_SUBSET_PLAN_MEMBER (hb_hashmap_t E(<unsigned, hb_pair_t E(<unsigned, int>)>), base_variation_idx_map)
//BASE table varstore retained varidx mapping
HB_SUBSET_PLAN_MEMBER (hb_vector_t<hb_inc_bimap_t>, base_varstore_inner_maps)
#ifdef HB_EXPERIMENTAL_API
// name table overrides map: hb_ot_name_record_ids_t-> name string new value or
// None to indicate should remove

71
thirdparty/harfbuzz/src/hb-subset-plan.cc vendored
View file

@ -32,6 +32,7 @@
#include "hb-ot-cmap-table.hh"
#include "hb-ot-glyf-table.hh"
#include "hb-ot-layout-base-table.hh"
#include "hb-ot-layout-gdef-table.hh"
#include "hb-ot-layout-gpos-table.hh"
#include "hb-ot-layout-gsub-table.hh"
@ -431,6 +432,52 @@ _collect_layout_variation_indices (hb_subset_plan_t* plan)
gdef.destroy ();
gpos.destroy ();
}
#ifndef HB_NO_BASE
/* used by BASE table only, delta is always set to 0 in the output map */
static inline void
_remap_variation_indices (const hb_set_t& indices,
unsigned subtable_count,
hb_hashmap_t<unsigned, hb_pair_t<unsigned, int>>& variation_idx_delta_map /* OUT */)
{
unsigned new_major = 0, new_minor = 0;
unsigned last_major = (indices.get_min ()) >> 16;
for (unsigned idx : indices)
{
uint16_t major = idx >> 16;
if (major >= subtable_count) break;
if (major != last_major)
{
new_minor = 0;
++new_major;
}
unsigned new_idx = (new_major << 16) + new_minor;
variation_idx_delta_map.set (idx, hb_pair_t<unsigned, int> (new_idx, 0));
++new_minor;
last_major = major;
}
}
static inline void
_collect_base_variation_indices (hb_subset_plan_t* plan)
{
hb_blob_ptr_t<OT::BASE> base = plan->source_table<OT::BASE> ();
if (!base->has_var_store ())
{
base.destroy ();
return;
}
hb_set_t varidx_set;
base->collect_variation_indices (plan, varidx_set);
unsigned subtable_count = base->get_var_store ().get_sub_table_count ();
base.destroy ();
_remap_variation_indices (varidx_set, subtable_count, plan->base_variation_idx_map);
_generate_varstore_inner_maps (varidx_set, subtable_count, plan->base_varstore_inner_maps);
}
#endif
#endif
static inline void
@ -994,8 +1041,8 @@ _update_instance_metrics_map_from_cff2 (hb_subset_plan_t *plan)
OT::cff2::accelerator_t cff2 (plan->source);
if (!cff2.is_valid ()) return;
hb_font_t *font = nullptr;
if (unlikely (!plan->check_success (font = _get_hb_font_with_variations (plan))))
hb_font_t *font = _get_hb_font_with_variations (plan);
if (unlikely (!plan->check_success (font != nullptr)))
{
hb_font_destroy (font);
return;
@ -1073,8 +1120,8 @@ _update_instance_metrics_map_from_cff2 (hb_subset_plan_t *plan)
static bool
_get_instance_glyphs_contour_points (hb_subset_plan_t *plan)
{
/* contour_points vector only needed for updating gvar table (infer delta)
* during partial instancing */
/* contour_points vector only needed for updating gvar table (infer delta and
* iup delta optimization) during partial instancing */
if (plan->user_axes_location.is_empty () || plan->all_axes_pinned)
return true;
@ -1092,10 +1139,17 @@ _get_instance_glyphs_contour_points (hb_subset_plan_t *plan)
}
hb_codepoint_t old_gid = _.second;
if (unlikely (!glyf.glyph_for_gid (old_gid).get_all_points_without_var (plan->source, all_points)))
auto glyph = glyf.glyph_for_gid (old_gid);
if (unlikely (!glyph.get_all_points_without_var (plan->source, all_points)))
return false;
if (unlikely (!plan->new_gid_contour_points_map.set (new_gid, all_points)))
return false;
#ifdef HB_EXPERIMENTAL_API
/* composite new gids are only needed by iup delta optimization */
if ((plan->flags & HB_SUBSET_FLAGS_OPTIMIZE_IUP_DELTAS) && glyph.is_composite ())
plan->composite_new_gids.add (new_gid);
#endif
}
return true;
}
@ -1205,6 +1259,13 @@ hb_subset_plan_t::hb_subset_plan_t (hb_face_t *face,
if (!drop_tables.has (HB_OT_TAG_GDEF))
_remap_used_mark_sets (this, used_mark_sets_map);
#ifndef HB_NO_VAR
#ifndef HB_NO_BASE
if (!drop_tables.has (HB_OT_TAG_BASE))
_collect_base_variation_indices (this);
#endif
#endif
if (unlikely (in_error ()))
return;

25
thirdparty/harfbuzz/src/hb-subset-plan.hh vendored
View file

@ -78,6 +78,13 @@ struct contour_point_t
y = x * matrix[1] + y * matrix[3];
x = x_;
}
void add_delta (float delta_x, float delta_y)
{
x += delta_x;
y += delta_y;
}
HB_ALWAYS_INLINE
void translate (const contour_point_t &p) { x += p.x; y += p.y; }
@ -99,6 +106,22 @@ struct contour_point_vector_t : hb_vector_t<contour_point_t>
unsigned count = a.length;
hb_memcpy (arrayZ, a.arrayZ, count * sizeof (arrayZ[0]));
}
bool add_deltas (const hb_vector_t<float> deltas_x,
const hb_vector_t<float> deltas_y,
const hb_vector_t<bool> indices)
{
if (indices.length != deltas_x.length ||
indices.length != deltas_y.length)
return false;
for (unsigned i = 0; i < indices.length; i++)
{
if (!indices.arrayZ[i]) continue;
arrayZ[i].add_delta (deltas_x.arrayZ[i], deltas_y.arrayZ[i]);
}
return true;
}
};
namespace OT {
@ -147,7 +170,7 @@ struct hb_subset_plan_t
bool gsub_insert_catch_all_feature_variation_rec;
bool gpos_insert_catch_all_feature_variation_rec;
// whether GDEF VarStore is retained
// whether GDEF ItemVariationStore is retained
mutable bool has_gdef_varstore;
#define HB_SUBSET_PLAN_MEMBER(Type, Name) Type Name;

3
thirdparty/harfbuzz/src/hb-subset.cc vendored
View file

@ -48,6 +48,7 @@
#include "hb-ot-cff2-table.hh"
#include "hb-ot-vorg-table.hh"
#include "hb-ot-name-table.hh"
#include "hb-ot-layout-base-table.hh"
#include "hb-ot-layout-gsub-table.hh"
#include "hb-ot-layout-gpos-table.hh"
#include "hb-ot-var-avar-table.hh"
@ -503,6 +504,7 @@ _subset_table (hb_subset_plan_t *plan,
case HB_OT_TAG_CBLC: return _subset<const OT::CBLC> (plan, buf);
case HB_OT_TAG_CBDT: return true; /* skip CBDT, handled by CBLC */
case HB_OT_TAG_MATH: return _subset<const OT::MATH> (plan, buf);
case HB_OT_TAG_BASE: return _subset<const OT::BASE> (plan, buf);
#ifndef HB_NO_SUBSET_CFF
case HB_OT_TAG_CFF1: return _subset<const OT::cff1> (plan, buf);
@ -548,6 +550,7 @@ _subset_table (hb_subset_plan_t *plan,
}
#endif
return _passthrough (plan, tag);
default:
if (plan->flags & HB_SUBSET_FLAGS_PASSTHROUGH_UNRECOGNIZED)
return _passthrough (plan, tag);

16
thirdparty/harfbuzz/src/hb-subset.h vendored
View file

@ -76,6 +76,8 @@ typedef struct hb_subset_plan_t hb_subset_plan_t;
* @HB_SUBSET_FLAGS_IFTB_REQUIREMENTS: If set enforce requirements on the output subset
* to allow it to be used with incremental font transfer IFTB patches. Primarily,
* this forces all outline data to use long (32 bit) offsets. Since: EXPERIMENTAL
* @HB_SUBSET_FLAGS_OPTIMIZE_IUP_DELTAS: If set perform IUP delta optimization on the
* remaining gvar table's deltas. Since: EXPERIMENTAL
*
* List of boolean properties that can be configured on the subset input.
*
@ -95,6 +97,7 @@ typedef enum { /*< flags >*/
HB_SUBSET_FLAGS_NO_LAYOUT_CLOSURE = 0x00000200u,
#ifdef HB_EXPERIMENTAL_API
HB_SUBSET_FLAGS_IFTB_REQUIREMENTS = 0x00000400u,
HB_SUBSET_FLAGS_OPTIMIZE_IUP_DELTAS = 0x00000800u,
#endif
} hb_subset_flags_t;
@ -170,6 +173,10 @@ HB_EXTERN void
hb_subset_input_set_flags (hb_subset_input_t *input,
unsigned value);
HB_EXTERN hb_bool_t
hb_subset_input_pin_all_axes_to_default (hb_subset_input_t *input,
hb_face_t *face);
HB_EXTERN hb_bool_t
hb_subset_input_pin_axis_to_default (hb_subset_input_t *input,
hb_face_t *face,
@ -182,13 +189,20 @@ hb_subset_input_pin_axis_location (hb_subset_input_t *input,
float axis_value);
#ifdef HB_EXPERIMENTAL_API
HB_EXTERN hb_bool_t
hb_subset_input_get_axis_range (hb_subset_input_t *input,
hb_tag_t axis_tag,
float *axis_min_value,
float *axis_max_value,
float *axis_def_value);
HB_EXTERN hb_bool_t
hb_subset_input_set_axis_range (hb_subset_input_t *input,
hb_face_t *face,
hb_tag_t axis_tag,
float axis_min_value,
float axis_max_value,
float *axis_def_value);
float axis_def_value);
HB_EXTERN hb_bool_t
hb_subset_input_override_name_table (hb_subset_input_t *input,

6
thirdparty/harfbuzz/src/hb-vector.hh vendored
View file

@ -78,7 +78,7 @@ struct hb_vector_t
if (unlikely (in_error ())) return;
copy_array (o);
}
hb_vector_t (hb_vector_t &&o)
hb_vector_t (hb_vector_t &&o) noexcept
{
allocated = o.allocated;
length = o.length;
@ -122,7 +122,7 @@ struct hb_vector_t
resize (0);
}
friend void swap (hb_vector_t& a, hb_vector_t& b)
friend void swap (hb_vector_t& a, hb_vector_t& b) noexcept
{
hb_swap (a.allocated, b.allocated);
hb_swap (a.length, b.length);
@ -139,7 +139,7 @@ struct hb_vector_t
return *this;
}
hb_vector_t& operator = (hb_vector_t &&o)
hb_vector_t& operator = (hb_vector_t &&o) noexcept
{
hb_swap (*this, o);
return *this;

4
thirdparty/harfbuzz/src/hb-version.h vendored
View file

@ -47,7 +47,7 @@ HB_BEGIN_DECLS
*
* The minor component of the library version available at compile-time.
*/
#define HB_VERSION_MINOR 3
#define HB_VERSION_MINOR 4
/**
* HB_VERSION_MICRO:
*
@ -60,7 +60,7 @@ HB_BEGIN_DECLS
*
* A string literal containing the library version available at compile-time.
*/
#define HB_VERSION_STRING "8.3.0"
#define HB_VERSION_STRING "8.4.0"
/**
* HB_VERSION_ATLEAST:

12
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 "-Wcast-function-type-strict"
#pragma GCC diagnostic error "-Wconstant-conversion"
#pragma GCC diagnostic error "-Wcomma"
#pragma GCC diagnostic error "-Wdelete-non-virtual-dtor"
@ -177,6 +178,11 @@
#define HB_EXTERN __declspec (dllexport) extern
#endif
// https://github.com/harfbuzz/harfbuzz/pull/4619
#ifndef __STDC_FORMAT_MACROS
#define __STDC_FORMAT_MACROS 1
#endif
#include "hb.h"
#define HB_H_IN
#include "hb-ot.h"
@ -212,6 +218,12 @@
#include <winapifamily.h>
#endif
#ifndef PRId32
# define PRId32 "d"
# define PRIu32 "u"
# define PRIx32 "x"
#endif
#define HB_PASTE1(a,b) a##b
#define HB_PASTE(a,b) HB_PASTE1(a,b)