ref: dba4b3243ad012b54980a72d537fbcfa0bb07018
parent: afdc4c4c2b996ec48ac9fee27cdaff685cc3c9ee
author: David Turner <[email protected]>
date: Thu Feb 10 11:08:59 EST 2000
small update to the kerning code
--- a/src/truetype/ttdriver.c
+++ b/src/truetype/ttdriver.c
@@ -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: