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[ClassDef] Write a couple loops as range for

This commit is contained in:
Behdad Esfahbod 2022-11-29 21:18:48 -07:00
parent ccd40c842c
commit 87b12aee13
1 changed files with 8 additions and 8 deletions
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16
src/hb-ot-layout-common.hh
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@ -1946,21 +1946,20 @@ struct ClassDefFormat2_4
void intersected_class_glyphs (const hb_set_t *glyphs, unsigned klass, hb_set_t *intersect_glyphs) const
{
unsigned count = rangeRecord.len;
if (klass == 0)
{
hb_codepoint_t g = HB_SET_VALUE_INVALID;
for (unsigned int i = 0; i < count; i++)
for (auto &range : rangeRecord)
{
if (!glyphs->next (&g))
goto done;
while (g < rangeRecord.arrayZ[i].first)
while (g < range.first)
{
intersect_glyphs->add (g);
if (!glyphs->next (&g))
goto done;
}
g = rangeRecord.arrayZ[i].last;
g = range.last;
}
while (glyphs->next (&g))
intersect_glyphs->add (g);
@ -1969,6 +1968,7 @@ struct ClassDefFormat2_4
return;
}
unsigned count = rangeRecord.len;
if (count > glyphs->get_population () * hb_bit_storage (count) * 8)
{
for (hb_codepoint_t g = HB_SET_VALUE_INVALID;
@ -1982,12 +1982,12 @@ struct ClassDefFormat2_4
return;
}
for (unsigned int i = 0; i < count; i++)
for (auto &range : rangeRecord)
{
if (rangeRecord.arrayZ[i].value != klass) continue;
if (range.value != klass) continue;
unsigned end = rangeRecord.arrayZ[i].last + 1;
for (hb_codepoint_t g = rangeRecord.arrayZ[i].first - 1;
unsigned end = range.last + 1;
for (hb_codepoint_t g = range.first - 1;
glyphs->next (&g) && g < end;)
intersect_glyphs->add (g);
}