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[HB] Simplify loop

This commit is contained in:
Behdad Esfahbod 2009-08-14 19:37:18 -04:00
parent b41f210d12
commit b2b18ef43c
1 changed files with 14 additions and 17 deletions
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31
src/hb-ot-layout-gpos-private.hh
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@ -944,13 +944,12 @@ struct MarkBasePosFormat1
return false;
/* now we search backwards for a non-mark glyph */
unsigned int count = buffer->in_pos;
unsigned int i = 0, j = count;
unsigned int j = buffer->in_pos;
do
{
if (HB_UNLIKELY (i == count))
if (HB_UNLIKELY (!j))
return false;
i++, j--;
j--;
} while (_hb_ot_layout_skip_mark (context->face, IN_INFO (j), LookupFlag::IgnoreMarks, &property));
#if 0
@ -1045,13 +1044,12 @@ struct MarkLigPosFormat1
return false;
/* now we search backwards for a non-mark glyph */
unsigned int count = buffer->in_pos;
unsigned int i = 0, j = count;
unsigned int j = buffer->in_pos;
do
{
if (HB_UNLIKELY (i == count))
if (HB_UNLIKELY (!j))
return false;
i++, j--;
j--;
} while (_hb_ot_layout_skip_mark (context->face, IN_INFO (j), LookupFlag::IgnoreMarks, &property));
#if 0
@ -1068,8 +1066,8 @@ struct MarkLigPosFormat1
const LigatureAttach& lig_attach = lig_array[lig_index];
/* Find component to attach to */
count = lig_attach.rows;
if (HB_UNLIKELY (!count))
unsigned int comp_count = lig_attach.rows;
if (HB_UNLIKELY (!comp_count))
return false;
unsigned int comp_index;
/* We must now check whether the ligature ID of the current mark glyph
@ -1079,11 +1077,11 @@ struct MarkLigPosFormat1
if (IN_LIGID (j) == IN_LIGID (buffer->in_pos))
{
comp_index = IN_COMPONENT (buffer->in_pos);
if (comp_index >= count)
comp_index = count - 1;
if (comp_index >= comp_count)
comp_index = comp_count - 1;
}
else
comp_index = count - 1;
comp_index = comp_count - 1;
return (this+markArray).apply (APPLY_ARG, mark_index, comp_index, lig_attach, classCount, j);
}
@ -1163,13 +1161,12 @@ struct MarkMarkPosFormat1
return false;
/* now we search backwards for a suitable mark glyph until a non-mark glyph */
unsigned int count = buffer->in_pos;
unsigned int i = 0, j = count;
unsigned int j = buffer->in_pos;
do
{
if (HB_UNLIKELY (i == count))
if (HB_UNLIKELY (!j))
return false;
i++, j--;
j--;
} while (_hb_ot_layout_skip_mark (context->face, IN_INFO (j), lookup_flag, &property));
if (!(property & HB_OT_LAYOUT_GLYPH_CLASS_MARK))