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