diff --git a/ChangeLog b/ChangeLog index 4dbb306b3..948c563fe 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2010-06-30 Alexei Podtelezhnikov + + Minor optimizations by avoiding divisions. + + * src/sfnt/ttkern.c (tt_face_load_kern, tt_face_get_kerning): + Replace divisions with multiplication in comparisons. + 2010-06-29 Werner Lemberg Fix minor tracing issues. diff --git a/src/sfnt/ttkern.c b/src/sfnt/ttkern.c index c1540802b..46888988e 100644 --- a/src/sfnt/ttkern.c +++ b/src/sfnt/ttkern.c @@ -5,7 +5,7 @@ /* Load the basic TrueType kerning table. This doesn't handle */ /* kerning data within the GPOS table at the moment. */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 by */ +/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -115,7 +115,7 @@ num_pairs = FT_NEXT_USHORT( p ); p += 6; - if ( ( p_next - p ) / 6 < (int)num_pairs ) /* handle broken count */ + if ( ( p_next - p ) < 6 * (int)num_pairs ) /* handle broken count */ num_pairs = (FT_UInt)( ( p_next - p ) / 6 ); avail |= mask; @@ -220,7 +220,7 @@ num_pairs = FT_NEXT_USHORT( p ); p += 6; - if ( ( next - p ) / 6 < (int)num_pairs ) /* handle broken count */ + if ( ( next - p ) < 6 * (int)num_pairs ) /* handle broken count */ num_pairs = (FT_UInt)( ( next - p ) / 6 ); switch ( coverage >> 8 )