small update to the kerning code

This commit is contained in:
David Turner 2000-02-10 16:08:59 +00:00
parent afdc4c4c2b
commit dba4b3243a
1 changed files with 6 additions and 14 deletions

View File

@ -322,8 +322,8 @@
/* */
static
TT_Error Get_Kerning( TT_Face face,
TT_UShort left_glyph,
TT_UShort right_glyph,
TT_UInt left_glyph,
TT_UInt right_glyph,
TT_Vector* kerning )
{
TT_Kern_0_Pair* pair;
@ -345,9 +345,9 @@
left = 0;
right = face->num_kern_pairs - 1;
while ( left + 1 < right )
while ( left <= right )
{
TT_Int middle = (left + right) >> 1;
TT_Int middle = left + ((right-left) >> 1);
TT_ULong cur_pair;
@ -358,18 +358,10 @@
goto Found;
if ( cur_pair < search_tag )
left = middle;
left = middle+1;
else
right = middle;
right = middle-1;
}
pair = face->kern_pairs + left;
if ( PAIR_TAG( pair->left, pair->right ) == search_tag )
goto Found;
pair = face->kern_pairs + right;
if ( PAIR_TAG( pair->left, pair->right ) == search_tag )
goto Found;
}
Exit: