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Add cmp() method for major to page map.

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This commit is contained in:
Garret Rieger 2021-05-26 14:06:02 -07:00 committed by Behdad Esfahbod
parent 2c137045dc
commit 583237299d
1 changed files with 8 additions and 6 deletions
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14
src/hb-set.hh
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@ -47,6 +47,7 @@ struct hb_set_t
struct page_map_t
{
int cmp (const page_map_t &o) const { return (int) o.major - (int) major; }
int cmp (uint32_t o_major) const { return (int) o_major - (int) major; }
uint32_t major;
uint32_t index;
@ -745,23 +746,24 @@ struct hb_set_t
return *codepoint != INVALID;
}
const auto* page_map_array = page_map.arrayZ;
unsigned int major = get_major (*codepoint);
unsigned int i = last_page_lookup;
if (unlikely (i >= page_map.length || (page_map.arrayZ[i]).major != major))
if (unlikely (i >= page_map.length || (page_map_array[i]).major != major))
{
page_map_t map = {major, 0};
page_map.bfind (map, &i, HB_BFIND_NOT_FOUND_STORE_CLOSEST);
page_map.bfind (major, &i, HB_BFIND_NOT_FOUND_STORE_CLOSEST);
if (i >= page_map.length) {
*codepoint = INVALID;
return false;
}
}
page_map_t &current = page_map.arrayZ[i];
const auto* pages_array = pages.arrayZ;
const page_map_t &current = page_map_array[i];
if (likely (current.major == major))
{
if (pages.arrayZ[current.index].next (codepoint))
if (pages_array[current.index].next (codepoint))
{
*codepoint += current.major * page_t::PAGE_BITS;
last_page_lookup = i;
@ -773,7 +775,7 @@ struct hb_set_t
for (; i < page_map.length; i++)
{
const page_map_t &current = page_map.arrayZ[i];
hb_codepoint_t m = pages.arrayZ[current.index].get_min ();
hb_codepoint_t m = pages_array[current.index].get_min ();
if (m != INVALID)
{
*codepoint = current.major * page_t::PAGE_BITS + m;