parent
4d28267e59
commit
90b60bd690
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@ -437,25 +437,12 @@ struct hb_no_trace_t {
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#define TRACE_SUBSET(this) hb_no_trace_t<bool> trace
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#endif
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#ifndef HB_DEBUG_WOULD_APPLY
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#define HB_DEBUG_WOULD_APPLY (HB_DEBUG+0)
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#endif
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#if HB_DEBUG_WOULD_APPLY
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#define TRACE_WOULD_APPLY(this) \
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hb_auto_trace_t<HB_DEBUG_WOULD_APPLY, bool> trace \
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(&c->debug_depth, c->get_name (), this, HB_FUNC, \
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"%d glyphs", c->len);
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#else
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#define TRACE_WOULD_APPLY(this) hb_no_trace_t<bool> trace
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#endif
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#ifndef HB_DEBUG_DISPATCH
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#define HB_DEBUG_DISPATCH ( \
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HB_DEBUG_APPLY + \
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HB_DEBUG_SANITIZE + \
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HB_DEBUG_SERIALIZE + \
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HB_DEBUG_SUBSET + \
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HB_DEBUG_WOULD_APPLY + \
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HB_DEBUG_SUBSET + \
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0)
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#endif
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#if HB_DEBUG_DISPATCH
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@ -66,10 +66,7 @@ struct SingleSubstFormat1
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const Coverage &get_coverage () const { return this+coverage; }
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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return_trace (c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED);
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}
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{ return c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED; }
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bool apply (hb_ot_apply_context_t *c) const
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{
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@ -162,10 +159,7 @@ struct SingleSubstFormat2
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const Coverage &get_coverage () const { return this+coverage; }
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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return_trace (c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED);
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}
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{ return c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED; }
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bool apply (hb_ot_apply_context_t *c) const
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{
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@ -374,10 +368,7 @@ struct MultipleSubstFormat1
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const Coverage &get_coverage () const { return this+coverage; }
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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return_trace (c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED);
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}
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{ return c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED; }
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bool apply (hb_ot_apply_context_t *c) const
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{
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@ -551,10 +542,7 @@ struct AlternateSubstFormat1
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const Coverage &get_coverage () const { return this+coverage; }
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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return_trace (c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED);
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}
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{ return c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED; }
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bool apply (hb_ot_apply_context_t *c) const
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{
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@ -671,15 +659,14 @@ struct Ligature
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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if (c->len != component.lenP1)
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return_trace (false);
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return false;
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for (unsigned int i = 1; i < c->len; i++)
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if (likely (c->glyphs[i] != component[i]))
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return_trace (false);
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return false;
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return_trace (true);
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return true;
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}
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bool apply (hb_ot_apply_context_t *c) const
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@ -776,15 +763,14 @@ struct LigatureSet
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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unsigned int num_ligs = ligature.len;
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for (unsigned int i = 0; i < num_ligs; i++)
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{
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const Ligature &lig = this+ligature[i];
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if (lig.would_apply (c))
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return_trace (true);
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return true;
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}
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return_trace (false);
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return false;
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}
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bool apply (hb_ot_apply_context_t *c) const
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@ -872,12 +858,11 @@ struct LigatureSubstFormat1
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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unsigned int index = (this+coverage).get_coverage (c->glyphs[0]);
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if (likely (index == NOT_COVERED)) return_trace (false);
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if (likely (index == NOT_COVERED)) return false;
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const LigatureSet &lig_set = this+ligatureSet[index];
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return_trace (lig_set.would_apply (c));
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return lig_set.would_apply (c);
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}
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bool apply (hb_ot_apply_context_t *c) const
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@ -1056,10 +1041,7 @@ struct ReverseChainSingleSubstFormat1
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const Coverage &get_coverage () const { return this+coverage; }
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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return_trace (c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED);
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}
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{ return c->len == 1 && (this+coverage).get_coverage (c->glyphs[0]) != NOT_COVERED; }
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bool apply (hb_ot_apply_context_t *c) const
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{
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@ -1268,10 +1250,9 @@ struct SubstLookup : Lookup
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bool would_apply (hb_would_apply_context_t *c,
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const hb_ot_layout_lookup_accelerator_t *accel) const
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{
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TRACE_WOULD_APPLY (this);
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if (unlikely (!c->len)) return_trace (false);
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if (!accel->may_have (c->glyphs[0])) return_trace (false);
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return_trace (dispatch (c));
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if (unlikely (!c->len)) return false;
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if (!accel->may_have (c->glyphs[0])) return false;
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return dispatch (c);
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}
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static bool apply_recurse_func (hb_ot_apply_context_t *c, unsigned int lookup_index);
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@ -124,7 +124,7 @@ struct hb_closure_context_t :
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struct hb_would_apply_context_t :
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hb_dispatch_context_t<hb_would_apply_context_t, bool, HB_DEBUG_WOULD_APPLY>
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hb_dispatch_context_t<hb_would_apply_context_t, bool, 0>
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{
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const char *get_name () { return "WOULD_APPLY"; }
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template <typename T>
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@ -1318,10 +1318,12 @@ struct Rule
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bool would_apply (hb_would_apply_context_t *c,
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ContextApplyLookupContext &lookup_context) const
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{
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TRACE_WOULD_APPLY (this);
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const UnsizedArrayOf<LookupRecord> &lookupRecord = StructAfter<UnsizedArrayOf<LookupRecord> >
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(inputZ.as_array (inputCount ? inputCount - 1 : 0));
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return_trace (context_would_apply_lookup (c, inputCount, inputZ.arrayZ, lookupCount, lookupRecord.arrayZ, lookup_context));
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return context_would_apply_lookup (c,
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inputCount, inputZ.arrayZ,
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lookupCount, lookupRecord.arrayZ,
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lookup_context);
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}
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bool apply (hb_ot_apply_context_t *c,
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@ -1387,11 +1389,10 @@ struct RuleSet
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bool would_apply (hb_would_apply_context_t *c,
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ContextApplyLookupContext &lookup_context) const
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{
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TRACE_WOULD_APPLY (this);
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for (auto it = hb_iter (rule); it; ++it)
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if ((this+*it).would_apply (c, lookup_context))
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return_trace (true);
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return_trace (false);
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return true;
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return false;
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}
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bool apply (hb_ot_apply_context_t *c,
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@ -1462,14 +1463,12 @@ struct ContextFormat1
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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const RuleSet &rule_set = this+ruleSet[(this+coverage).get_coverage (c->glyphs[0])];
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struct ContextApplyLookupContext lookup_context = {
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{match_glyph},
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nullptr
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};
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return_trace (rule_set.would_apply (c, lookup_context));
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return rule_set.would_apply (c, lookup_context);
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}
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const Coverage &get_coverage () const { return this+coverage; }
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@ -1570,8 +1569,6 @@ struct ContextFormat2
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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const ClassDef &class_def = this+classDef;
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unsigned int index = class_def.get_class (c->glyphs[0]);
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const RuleSet &rule_set = this+ruleSet[index];
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@ -1579,7 +1576,7 @@ struct ContextFormat2
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{match_class},
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&class_def
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};
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return_trace (rule_set.would_apply (c, lookup_context));
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return rule_set.would_apply (c, lookup_context);
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}
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const Coverage &get_coverage () const { return this+coverage; }
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@ -1679,14 +1676,15 @@ struct ContextFormat3
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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const LookupRecord *lookupRecord = &StructAfter<LookupRecord> (coverageZ.as_array (glyphCount));
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struct ContextApplyLookupContext lookup_context = {
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{match_coverage},
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this
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};
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return_trace (context_would_apply_lookup (c, glyphCount, (const HBUINT16 *) (coverageZ.arrayZ + 1), lookupCount, lookupRecord, lookup_context));
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return context_would_apply_lookup (c,
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glyphCount, (const HBUINT16 *) (coverageZ.arrayZ + 1),
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lookupCount, lookupRecord,
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lookup_context);
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}
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const Coverage &get_coverage () const { return this+coverageZ[0]; }
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@ -1942,15 +1940,14 @@ struct ChainRule
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bool would_apply (hb_would_apply_context_t *c,
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ChainContextApplyLookupContext &lookup_context) const
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{
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TRACE_WOULD_APPLY (this);
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const HeadlessArrayOf<HBUINT16> &input = StructAfter<HeadlessArrayOf<HBUINT16> > (backtrack);
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const ArrayOf<HBUINT16> &lookahead = StructAfter<ArrayOf<HBUINT16> > (input);
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const ArrayOf<LookupRecord> &lookup = StructAfter<ArrayOf<LookupRecord> > (lookahead);
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return_trace (chain_context_would_apply_lookup (c,
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backtrack.len, backtrack.arrayZ,
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input.lenP1, input.arrayZ,
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lookahead.len, lookahead.arrayZ, lookup.len,
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lookup.arrayZ, lookup_context));
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return chain_context_would_apply_lookup (c,
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backtrack.len, backtrack.arrayZ,
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input.lenP1, input.arrayZ,
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lookahead.len, lookahead.arrayZ, lookup.len,
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lookup.arrayZ, lookup_context);
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}
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bool apply (hb_ot_apply_context_t *c, ChainContextApplyLookupContext &lookup_context) const
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@ -2019,12 +2016,11 @@ struct ChainRuleSet
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bool would_apply (hb_would_apply_context_t *c, ChainContextApplyLookupContext &lookup_context) const
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{
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TRACE_WOULD_APPLY (this);
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for (auto it = hb_iter (rule); it; ++it)
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if ((this+*it).would_apply (c, lookup_context))
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return_trace (true);
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return true;
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return_trace (false);
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return false;
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}
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bool apply (hb_ot_apply_context_t *c, ChainContextApplyLookupContext &lookup_context) const
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@ -2094,14 +2090,12 @@ struct ChainContextFormat1
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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const ChainRuleSet &rule_set = this+ruleSet[(this+coverage).get_coverage (c->glyphs[0])];
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struct ChainContextApplyLookupContext lookup_context = {
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{match_glyph},
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{nullptr, nullptr, nullptr}
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};
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return_trace (rule_set.would_apply (c, lookup_context));
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return rule_set.would_apply (c, lookup_context);
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}
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const Coverage &get_coverage () const { return this+coverage; }
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@ -2212,8 +2206,6 @@ struct ChainContextFormat2
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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const ClassDef &backtrack_class_def = this+backtrackClassDef;
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const ClassDef &input_class_def = this+inputClassDef;
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const ClassDef &lookahead_class_def = this+lookaheadClassDef;
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@ -2226,7 +2218,7 @@ struct ChainContextFormat2
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&input_class_def,
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&lookahead_class_def}
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};
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return_trace (rule_set.would_apply (c, lookup_context));
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return rule_set.would_apply (c, lookup_context);
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}
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const Coverage &get_coverage () const { return this+coverage; }
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@ -2357,8 +2349,6 @@ struct ChainContextFormat3
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bool would_apply (hb_would_apply_context_t *c) const
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{
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TRACE_WOULD_APPLY (this);
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const OffsetArrayOf<Coverage> &input = StructAfter<OffsetArrayOf<Coverage> > (backtrack);
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const OffsetArrayOf<Coverage> &lookahead = StructAfter<OffsetArrayOf<Coverage> > (input);
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const ArrayOf<LookupRecord> &lookup = StructAfter<ArrayOf<LookupRecord> > (lookahead);
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@ -2366,11 +2356,11 @@ struct ChainContextFormat3
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{match_coverage},
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{this, this, this}
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};
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return_trace (chain_context_would_apply_lookup (c,
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backtrack.len, (const HBUINT16 *) backtrack.arrayZ,
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input.len, (const HBUINT16 *) input.arrayZ + 1,
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lookahead.len, (const HBUINT16 *) lookahead.arrayZ,
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lookup.len, lookup.arrayZ, lookup_context));
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return chain_context_would_apply_lookup (c,
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backtrack.len, (const HBUINT16 *) backtrack.arrayZ,
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input.len, (const HBUINT16 *) input.arrayZ + 1,
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lookahead.len, (const HBUINT16 *) lookahead.arrayZ,
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lookup.len, lookup.arrayZ, lookup_context);
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}
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const Coverage &get_coverage () const
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