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[VarData] Optimize longWord calculation

This commit is contained in:
Behdad Esfahbod 2022-12-03 14:56:00 -07:00
parent f2c980be29
commit e7eb445d29
1 changed files with 5 additions and 3 deletions
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8
src/hb-ot-layout-common.hh
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@ -2487,11 +2487,13 @@ struct VarData
const HBUINT8 *src_delta_bytes = src->get_delta_bytes ();
unsigned src_row_size = src->get_row_size ();
unsigned src_word_count = src->wordCount ();
unsigned src_long_words = src->longWords ();
bool has_long = false;
if (src->longWords ())
if (src_long_words)
{
for (r = 0; r < ri_count; r++)
for (r = 0; r < src_word_count; r++)
{
for (unsigned int i = 0; i < inner_map.get_next_value (); i++)
{
@ -2510,7 +2512,7 @@ struct VarData
signed max_threshold = has_long ? +65535 : +127;
for (r = 0; r < ri_count; r++)
{
bool short_circuit = src->longWords () == has_long && src->wordCount () <= r;
bool short_circuit = src_long_words == has_long && src_word_count <= r;
delta_sz[r] = kZero;
for (unsigned int i = 0; i < inner_map.get_next_value (); i++)