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diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-color-colr-table.hh b/src/3rdparty/harfbuzz-ng/src/hb-ot-color-colr-table.hh
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-/*
- * Copyright © 2018 Ebrahim Byagowi
- * Copyright © 2020 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.
- *
- * Google Author(s): Calder Kitagawa
- */
-
-#ifndef HB_OT_COLOR_COLR_TABLE_HH
-#define HB_OT_COLOR_COLR_TABLE_HH
-
-#include "hb-open-type.hh"
-
-/*
- * COLR -- Color
- * https://docs.microsoft.com/en-us/typography/opentype/spec/colr
- */
-#define HB_OT_TAG_COLR HB_TAG('C','O','L','R')
-
-
-namespace OT {
-
-
-struct LayerRecord
-{
- operator hb_ot_color_layer_t () const { return {glyphId, colorIdx}; }
-
- bool sanitize (hb_sanitize_context_t *c) const
- {
- TRACE_SANITIZE (this);
- return_trace (c->check_struct (this));
- }
-
- public:
- HBGlyphID glyphId; /* Glyph ID of layer glyph */
- Index colorIdx; /* Index value to use with a
- * selected color palette.
- * An index value of 0xFFFF
- * is a special case indicating
- * that the text foreground
- * color (defined by a
- * higher-level client) should
- * be used and shall not be
- * treated as actual index
- * into CPAL ColorRecord array. */
- public:
- DEFINE_SIZE_STATIC (4);
-};
-
-struct BaseGlyphRecord
-{
- int cmp (hb_codepoint_t g) const
- { return g < glyphId ? -1 : g > glyphId ? 1 : 0; }
-
- bool sanitize (hb_sanitize_context_t *c) const
- {
- TRACE_SANITIZE (this);
- return_trace (likely (c->check_struct (this)));
- }
-
- public:
- HBGlyphID glyphId; /* Glyph ID of reference glyph */
- HBUINT16 firstLayerIdx; /* Index (from beginning of
- * the Layer Records) to the
- * layer record. There will be
- * numLayers consecutive entries
- * for this base glyph. */
- HBUINT16 numLayers; /* Number of color layers
- * associated with this glyph */
- public:
- DEFINE_SIZE_STATIC (6);
-};
-
-struct COLR
-{
- static constexpr hb_tag_t tableTag = HB_OT_TAG_COLR;
-
- bool has_data () const { return numBaseGlyphs; }
-
- unsigned int get_glyph_layers (hb_codepoint_t glyph,
- unsigned int start_offset,
- unsigned int *count, /* IN/OUT. May be NULL. */
- hb_ot_color_layer_t *layers /* OUT. May be NULL. */) const
- {
- const BaseGlyphRecord &record = (this+baseGlyphsZ).bsearch (numBaseGlyphs, glyph);
-
- hb_array_t<const LayerRecord> all_layers = (this+layersZ).as_array (numLayers);
- hb_array_t<const LayerRecord> glyph_layers = all_layers.sub_array (record.firstLayerIdx,
- record.numLayers);
- if (count)
- {
- + glyph_layers.sub_array (start_offset, count)
- | hb_sink (hb_array (layers, *count))
- ;
- }
- return glyph_layers.length;
- }
-
- struct accelerator_t
- {
- accelerator_t () {}
- ~accelerator_t () { fini (); }
-
- void init (hb_face_t *face)
- { colr = hb_sanitize_context_t ().reference_table<COLR> (face); }
-
- void fini () { this->colr.destroy (); }
-
- bool is_valid () { return colr.get_blob ()->length; }
-
- void closure_glyphs (hb_codepoint_t glyph,
- hb_set_t *related_ids /* OUT */) const
- { colr->closure_glyphs (glyph, related_ids); }
-
- private:
- hb_blob_ptr_t<COLR> colr;
- };
-
- void closure_glyphs (hb_codepoint_t glyph,
- hb_set_t *related_ids /* OUT */) const
- {
- const BaseGlyphRecord *record = get_base_glyph_record (glyph);
- if (!record) return;
-
- auto glyph_layers = (this+layersZ).as_array (numLayers).sub_array (record->firstLayerIdx,
- record->numLayers);
- if (!glyph_layers.length) return;
- related_ids->add_array (&glyph_layers[0].glyphId, glyph_layers.length, LayerRecord::min_size);
- }
-
- bool sanitize (hb_sanitize_context_t *c) const
- {
- TRACE_SANITIZE (this);
- return_trace (likely (c->check_struct (this) &&
- (this+baseGlyphsZ).sanitize (c, numBaseGlyphs) &&
- (this+layersZ).sanitize (c, numLayers)));
- }
-
- template<typename BaseIterator, typename LayerIterator,
- hb_requires (hb_is_iterator (BaseIterator)),
- hb_requires (hb_is_iterator (LayerIterator))>
- bool serialize (hb_serialize_context_t *c,
- unsigned version,
- BaseIterator base_it,
- LayerIterator layer_it)
- {
- TRACE_SERIALIZE (this);
- if (unlikely (base_it.len () != layer_it.len ()))
- return_trace (false);
-
- if (unlikely (!c->extend_min (this))) return_trace (false);
- this->version = version;
- numLayers = 0;
- numBaseGlyphs = base_it.len ();
- baseGlyphsZ = COLR::min_size;
- layersZ = COLR::min_size + numBaseGlyphs * BaseGlyphRecord::min_size;
-
- for (const hb_item_type<BaseIterator> _ : + base_it.iter ())
- {
- auto* record = c->embed (_);
- if (unlikely (!record)) return_trace (false);
- record->firstLayerIdx = numLayers;
- numLayers += record->numLayers;
- }
-
- for (const hb_item_type<LayerIterator>& _ : + layer_it.iter ())
- _.as_array ().copy (c);
-
- return_trace (true);
- }
-
- const BaseGlyphRecord* get_base_glyph_record (hb_codepoint_t gid) const
- {
- if ((unsigned int) gid == 0) // Ignore notdef.
- return nullptr;
- const BaseGlyphRecord* record = &(this+baseGlyphsZ).bsearch (numBaseGlyphs, (unsigned int) gid);
- if ((record && (hb_codepoint_t) record->glyphId != gid))
- record = nullptr;
- return record;
- }
-
- bool subset (hb_subset_context_t *c) const
- {
- TRACE_SUBSET (this);
-
- const hb_map_t &reverse_glyph_map = *c->plan->reverse_glyph_map;
-
- auto base_it =
- + hb_range (c->plan->num_output_glyphs ())
- | hb_map_retains_sorting ([&](hb_codepoint_t new_gid)
- {
- hb_codepoint_t old_gid = reverse_glyph_map.get (new_gid);
-
- const BaseGlyphRecord* old_record = get_base_glyph_record (old_gid);
- if (unlikely (!old_record))
- return hb_pair_t<bool, BaseGlyphRecord> (false, Null (BaseGlyphRecord));
-
- BaseGlyphRecord new_record = {};
- new_record.glyphId = new_gid;
- new_record.numLayers = old_record->numLayers;
- return hb_pair_t<bool, BaseGlyphRecord> (true, new_record);
- })
- | hb_filter (hb_first)
- | hb_map_retains_sorting (hb_second)
- ;
-
- auto layer_it =
- + hb_range (c->plan->num_output_glyphs ())
- | hb_map (reverse_glyph_map)
- | hb_map_retains_sorting ([&](hb_codepoint_t old_gid)
- {
- const BaseGlyphRecord* old_record = get_base_glyph_record (old_gid);
- hb_vector_t<LayerRecord> out_layers;
-
- if (unlikely (!old_record ||
- old_record->firstLayerIdx >= numLayers ||
- old_record->firstLayerIdx + old_record->numLayers > numLayers))
- return hb_pair_t<bool, hb_vector_t<LayerRecord>> (false, out_layers);
-
- auto layers = (this+layersZ).as_array (numLayers).sub_array (old_record->firstLayerIdx,
- old_record->numLayers);
- out_layers.resize (layers.length);
- for (unsigned int i = 0; i < layers.length; i++) {
- out_layers[i] = layers[i];
- hb_codepoint_t new_gid = 0;
- if (unlikely (!c->plan->new_gid_for_old_gid (out_layers[i].glyphId, &new_gid)))
- return hb_pair_t<bool, hb_vector_t<LayerRecord>> (false, out_layers);
- out_layers[i].glyphId = new_gid;
- }
-
- return hb_pair_t<bool, hb_vector_t<LayerRecord>> (true, out_layers);
- })
- | hb_filter (hb_first)
- | hb_map_retains_sorting (hb_second)
- ;
-
- if (unlikely (!base_it || !layer_it || base_it.len () != layer_it.len ()))
- return_trace (false);
-
- COLR *colr_prime = c->serializer->start_embed<COLR> ();
- return_trace (colr_prime->serialize (c->serializer, version, base_it, layer_it));
- }
-
- protected:
- HBUINT16 version; /* Table version number (starts at 0). */
- HBUINT16 numBaseGlyphs; /* Number of Base Glyph Records. */
- LNNOffsetTo<SortedUnsizedArrayOf<BaseGlyphRecord>>
- baseGlyphsZ; /* Offset to Base Glyph records. */
- LNNOffsetTo<UnsizedArrayOf<LayerRecord>>
- layersZ; /* Offset to Layer Records. */
- HBUINT16 numLayers; /* Number of Layer Records. */
- public:
- DEFINE_SIZE_STATIC (14);
-};
-
-} /* namespace OT */
-
-
-#endif /* HB_OT_COLOR_COLR_TABLE_HH */
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