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[subset/PairPos] Micro-optimize

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This commit is contained in:
Behdad Esfahbod 2023-06-05 15:23:22 -06:00
parent 6593d2aaba
commit 469e82a227
1 changed files with 2 additions and 1 deletions
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3
src/OT/Layout/GPOS/PairPosFormat2.hh
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@ -298,12 +298,13 @@ struct PairPosFormat2_4
out->valueFormat2 = out->valueFormat2.drop_device_table_flags ();
}
unsigned total_len = len1 + len2;
hb_vector_t<unsigned> class2_idxs (+ hb_range ((unsigned) class2Count) | hb_filter (klass2_map));
for (unsigned class1_idx : + hb_range ((unsigned) class1Count) | hb_filter (klass1_map))
{
for (unsigned class2_idx : class2_idxs)
{
unsigned idx = (class1_idx * (unsigned) class2Count + class2_idx) * (len1 + len2);
unsigned idx = (class1_idx * (unsigned) class2Count + class2_idx) * total_len;
valueFormat1.copy_values (c->serializer, out->valueFormat1, this, &values[idx], &c->plan->layout_variation_idx_delta_map);
valueFormat2.copy_values (c->serializer, out->valueFormat2, this, &values[idx + len1], &c->plan->layout_variation_idx_delta_map);
}