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Micro-optimize 

I know...
This commit is contained in:
Behdad Esfahbod 2012-06-09 01:10:26 -04:00
parent 70416de298
commit ce47613889
2 changed files with 30 additions and 19 deletions
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3
src/hb-ot-layout-gsubgpos-private.hh
View File

@ -225,7 +225,8 @@ struct hb_apply_context_t
inline bool should_mark_skip_current_glyph (void) const
{
return _hb_ot_layout_skip_mark (face, &buffer->cur(), lookup_props, NULL);
unsigned int property;
return _hb_ot_layout_skip_mark (face, &buffer->cur(), lookup_props, &property);
}

46
src/hb-ot-layout.cc
View File

@ -107,9 +107,31 @@ _hb_ot_layout_get_glyph_property (hb_face_t *face,
return info->props_cache();
}
static hb_bool_t
static inline hb_bool_t
_hb_ot_layout_match_properties_mark (hb_face_t *face,
hb_codepoint_t glyph,
unsigned int glyph_props,
unsigned int lookup_props)
{
/* If using mark filtering sets, the high short of
* lookup_props has the set index.
*/
if (lookup_props & LookupFlag::UseMarkFilteringSet)
return _get_gdef (face).mark_set_covers (lookup_props >> 16, glyph);
/* The second byte of lookup_props has the meaning
* "ignore marks of attachment type different than
* the attachment type specified."
*/
if (lookup_props & LookupFlag::MarkAttachmentType && glyph_props & LookupFlag::MarkAttachmentType)
return (lookup_props & LookupFlag::MarkAttachmentType) == (glyph_props & LookupFlag::MarkAttachmentType);
return true;
}
static inline hb_bool_t
_hb_ot_layout_match_properties (hb_face_t *face,
hb_codepoint_t codepoint,
hb_codepoint_t glyph,
unsigned int glyph_props,
unsigned int lookup_props)
{
@ -119,21 +141,8 @@ _hb_ot_layout_match_properties (hb_face_t *face,
if (glyph_props & lookup_props & LookupFlag::IgnoreFlags)
return false;
if (glyph_props & HB_OT_LAYOUT_GLYPH_CLASS_MARK)
{
/* If using mark filtering sets, the high short of
* lookup_props has the set index.
*/
if (lookup_props & LookupFlag::UseMarkFilteringSet)
return _get_gdef (face).mark_set_covers (lookup_props >> 16, codepoint);
/* The second byte of lookup_props has the meaning
* "ignore marks of attachment type different than
* the attachment type specified."
*/
if (lookup_props & LookupFlag::MarkAttachmentType && glyph_props & LookupFlag::MarkAttachmentType)
return (lookup_props & LookupFlag::MarkAttachmentType) == (glyph_props & LookupFlag::MarkAttachmentType);
}
if (unlikely (glyph_props & HB_OT_LAYOUT_GLYPH_CLASS_MARK))
return _hb_ot_layout_match_properties_mark (face, glyph, glyph_props, lookup_props);
return true;
}
@ -161,7 +170,8 @@ _hb_ot_layout_skip_mark (hb_face_t *face,
unsigned int property;
property = _hb_ot_layout_get_glyph_property (face, ginfo);
(void) (property_out && (*property_out = property));
if (property_out)
*property_out = property;
/* If it's a mark, skip it we don't accept it. */
if (unlikely (property & HB_OT_LAYOUT_GLYPH_CLASS_MARK))