* src/truetyoe/ttdriver.c (Set_Char_Sizes): fixed a small rounding bug.

Actually, it seems that previous versions of FreeType didn't perform TrueType rounding exactly as appropriate.
22 years ago · 8a4f0e3d73
parent 1ef648350e
commit 8a4f0e3d73
2 changed files with 8 additions and 2 deletions
--- a/6
+++ b/6
@ -1,3 +1,9 @@
+2003-03-15  David Turner  <david@freetype.org>
+
+    * src/truetyoe/ttdriver.c (Set_Char_Sizes): fixed a small rounding bug.
+    Actually, it seems that previous versions of FreeType didn't perform
+    TrueType rounding exactly as appropriate.
+
 2003-03-14  David Turner  <david@freetype.org>

    * src/truetype/ttdriver.c: fixing the small TrueType native rendering
--- a/src/truetype/ttdriver.c
+++ b/src/truetype/ttdriver.c
@ -207,8 +207,8 @@
     /* we need to use rounding in the following computations. Otherwise,
      * the resulting hinted outlines will be very slightly distorted
      */
-      dim_x = ( ( ( char_width  * horz_resolution ) / 72 ) + 32 ) & -64;
-      dim_y = ( ( ( char_height * vert_resolution ) / 72 ) + 32 ) & -64;
+      dim_x = ( ( char_width  * horz_resolution + (36+32*72) ) / 72 ) & -64;
+      dim_y = ( ( char_height * vert_resolution + (36+32*72) ) / 72 ) & -64;
    }
    else
    {