misc/libfreetype/src/autofit/aflatin2.c
changeset 9372 915436ff64ab
parent 9371 f3840de881bd
child 9373 b769a8e38cbd
--- a/misc/libfreetype/src/autofit/aflatin2.c	Thu Jul 25 23:16:06 2013 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,2375 +0,0 @@
-/***************************************************************************/
-/*                                                                         */
-/*  aflatin2.c                                                             */
-/*                                                                         */
-/*    Auto-fitter hinting routines for latin script (body).                */
-/*                                                                         */
-/*  Copyright 2003-2011 by                                                 */
-/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
-/*                                                                         */
-/*  This file is part of the FreeType project, and may only be used,       */
-/*  modified, and distributed under the terms of the FreeType project      */
-/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
-/*  this file you indicate that you have read the license and              */
-/*  understand and accept it fully.                                        */
-/*                                                                         */
-/***************************************************************************/
-
-
-#include FT_ADVANCES_H
-
-#include "aflatin.h"
-#include "aflatin2.h"
-#include "aferrors.h"
-
-
-#ifdef AF_CONFIG_OPTION_USE_WARPER
-#include "afwarp.h"
-#endif
-
-
-  /*************************************************************************/
-  /*                                                                       */
-  /* The macro FT_COMPONENT is used in trace mode.  It is an implicit      */
-  /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log  */
-  /* messages during execution.                                            */
-  /*                                                                       */
-#undef  FT_COMPONENT
-#define FT_COMPONENT  trace_aflatin2
-
-
-  FT_LOCAL_DEF( FT_Error )
-  af_latin2_hints_compute_segments( AF_GlyphHints  hints,
-                                    AF_Dimension   dim );
-
-  FT_LOCAL_DEF( void )
-  af_latin2_hints_link_segments( AF_GlyphHints  hints,
-                                 AF_Dimension   dim );
-
-  /*************************************************************************/
-  /*************************************************************************/
-  /*****                                                               *****/
-  /*****            L A T I N   G L O B A L   M E T R I C S            *****/
-  /*****                                                               *****/
-  /*************************************************************************/
-  /*************************************************************************/
-
-  FT_LOCAL_DEF( void )
-  af_latin2_metrics_init_widths( AF_LatinMetrics  metrics,
-                                 FT_Face          face,
-                                 FT_ULong         charcode )
-  {
-    /* scan the array of segments in each direction */
-    AF_GlyphHintsRec  hints[1];
-
-
-    af_glyph_hints_init( hints, face->memory );
-
-    metrics->axis[AF_DIMENSION_HORZ].width_count = 0;
-    metrics->axis[AF_DIMENSION_VERT].width_count = 0;
-
-    {
-      FT_Error             error;
-      FT_UInt              glyph_index;
-      int                  dim;
-      AF_LatinMetricsRec   dummy[1];
-      AF_Scaler            scaler = &dummy->root.scaler;
-
-
-      glyph_index = FT_Get_Char_Index( face, charcode );
-      if ( glyph_index == 0 )
-        goto Exit;
-
-      error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
-      if ( error || face->glyph->outline.n_points <= 0 )
-        goto Exit;
-
-      FT_ZERO( dummy );
-
-      dummy->units_per_em = metrics->units_per_em;
-      scaler->x_scale     = scaler->y_scale = 0x10000L;
-      scaler->x_delta     = scaler->y_delta = 0;
-      scaler->face        = face;
-      scaler->render_mode = FT_RENDER_MODE_NORMAL;
-      scaler->flags       = 0;
-
-      af_glyph_hints_rescale( hints, (AF_ScriptMetrics)dummy );
-
-      error = af_glyph_hints_reload( hints, &face->glyph->outline );
-      if ( error )
-        goto Exit;
-
-      for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
-      {
-        AF_LatinAxis  axis    = &metrics->axis[dim];
-        AF_AxisHints  axhints = &hints->axis[dim];
-        AF_Segment    seg, limit, link;
-        FT_UInt       num_widths = 0;
-
-
-        error = af_latin2_hints_compute_segments( hints,
-                                                 (AF_Dimension)dim );
-        if ( error )
-          goto Exit;
-
-        af_latin2_hints_link_segments( hints,
-                                      (AF_Dimension)dim );
-
-        seg   = axhints->segments;
-        limit = seg + axhints->num_segments;
-
-        for ( ; seg < limit; seg++ )
-        {
-          link = seg->link;
-
-          /* we only consider stem segments there! */
-          if ( link && link->link == seg && link > seg )
-          {
-            FT_Pos  dist;
-
-
-            dist = seg->pos - link->pos;
-            if ( dist < 0 )
-              dist = -dist;
-
-            if ( num_widths < AF_LATIN_MAX_WIDTHS )
-              axis->widths[ num_widths++ ].org = dist;
-          }
-        }
-
-        af_sort_widths( num_widths, axis->widths );
-        axis->width_count = num_widths;
-      }
-
-  Exit:
-      for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
-      {
-        AF_LatinAxis  axis = &metrics->axis[dim];
-        FT_Pos        stdw;
-
-
-        stdw = ( axis->width_count > 0 )
-                 ? axis->widths[0].org
-                 : AF_LATIN_CONSTANT( metrics, 50 );
-
-        /* let's try 20% of the smallest width */
-        axis->edge_distance_threshold = stdw / 5;
-        axis->standard_width          = stdw;
-        axis->extra_light             = 0;
-      }
-    }
-
-    af_glyph_hints_done( hints );
-  }
-
-
-
-#define AF_LATIN_MAX_TEST_CHARACTERS  12
-
-
-  static const char af_latin2_blue_chars[AF_LATIN_MAX_BLUES]
-                                        [AF_LATIN_MAX_TEST_CHARACTERS+1] =
-  {
-    "THEZOCQS",
-    "HEZLOCUS",
-    "fijkdbh",
-    "xzroesc",
-    "xzroesc",
-    "pqgjy"
-  };
-
-
-  static void
-  af_latin2_metrics_init_blues( AF_LatinMetrics  metrics,
-                                FT_Face          face )
-  {
-    FT_Pos        flats [AF_LATIN_MAX_TEST_CHARACTERS];
-    FT_Pos        rounds[AF_LATIN_MAX_TEST_CHARACTERS];
-    FT_Int        num_flats;
-    FT_Int        num_rounds;
-    FT_Int        bb;
-    AF_LatinBlue  blue;
-    FT_Error      error;
-    AF_LatinAxis  axis  = &metrics->axis[AF_DIMENSION_VERT];
-    FT_GlyphSlot  glyph = face->glyph;
-
-
-    /* we compute the blues simply by loading each character from the     */
-    /* 'af_latin2_blue_chars[blues]' string, then compute its top-most or */
-    /* bottom-most points (depending on `AF_IS_TOP_BLUE')                 */
-
-    FT_TRACE5(( "blue zones computation\n" ));
-    FT_TRACE5(( "------------------------------------------------\n" ));
-
-    for ( bb = 0; bb < AF_LATIN_BLUE_MAX; bb++ )
-    {
-      const char*  p     = af_latin2_blue_chars[bb];
-      const char*  limit = p + AF_LATIN_MAX_TEST_CHARACTERS;
-      FT_Pos*      blue_ref;
-      FT_Pos*      blue_shoot;
-
-
-      FT_TRACE5(( "blue %3d: ", bb ));
-
-      num_flats  = 0;
-      num_rounds = 0;
-
-      for ( ; p < limit && *p; p++ )
-      {
-        FT_UInt     glyph_index;
-        FT_Int      best_point, best_y, best_first, best_last;
-        FT_Vector*  points;
-        FT_Bool     round;
-
-
-        FT_TRACE5(( "'%c'", *p ));
-
-        /* load the character in the face -- skip unknown or empty ones */
-        glyph_index = FT_Get_Char_Index( face, (FT_UInt)*p );
-        if ( glyph_index == 0 )
-          continue;
-
-        error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
-        if ( error || glyph->outline.n_points <= 0 )
-          continue;
-
-        /* now compute min or max point indices and coordinates */
-        points      = glyph->outline.points;
-        best_point  = -1;
-        best_y      = 0;  /* make compiler happy */
-        best_first  = 0;  /* ditto */
-        best_last   = 0;  /* ditto */
-
-        {
-          FT_Int  nn;
-          FT_Int  first = 0;
-          FT_Int  last  = -1;
-
-
-          for ( nn = 0; nn < glyph->outline.n_contours; first = last+1, nn++ )
-          {
-            FT_Int  old_best_point = best_point;
-            FT_Int  pp;
-
-
-            last = glyph->outline.contours[nn];
-
-            /* Avoid single-point contours since they are never rasterized. */
-            /* In some fonts, they correspond to mark attachment points     */
-            /* which are way outside of the glyph's real outline.           */
-            if ( last == first )
-                continue;
-
-            if ( AF_LATIN_IS_TOP_BLUE( bb ) )
-            {
-              for ( pp = first; pp <= last; pp++ )
-                if ( best_point < 0 || points[pp].y > best_y )
-                {
-                  best_point = pp;
-                  best_y     = points[pp].y;
-                }
-            }
-            else
-            {
-              for ( pp = first; pp <= last; pp++ )
-                if ( best_point < 0 || points[pp].y < best_y )
-                {
-                  best_point = pp;
-                  best_y     = points[pp].y;
-                }
-            }
-
-            if ( best_point != old_best_point )
-            {
-              best_first = first;
-              best_last  = last;
-            }
-          }
-          FT_TRACE5(( "%5d", best_y ));
-        }
-
-        /* now check whether the point belongs to a straight or round   */
-        /* segment; we first need to find in which contour the extremum */
-        /* lies, then inspect its previous and next points              */
-        {
-          FT_Int  start, end, prev, next;
-          FT_Pos  dist;
-
-
-          /* now look for the previous and next points that are not on the */
-          /* same Y coordinate.  Threshold the `closeness'...              */
-          start = end = best_point;
-
-          do
-          {
-            prev = start-1;
-            if ( prev < best_first )
-              prev = best_last;
-
-            dist = points[prev].y - best_y;
-            if ( dist < -5 || dist > 5 )
-              break;
-
-            start = prev;
-
-          } while ( start != best_point );
-
-          do
-          {
-            next = end+1;
-            if ( next > best_last )
-              next = best_first;
-
-            dist = points[next].y - best_y;
-            if ( dist < -5 || dist > 5 )
-              break;
-
-            end = next;
-
-          } while ( end != best_point );
-
-          /* now, set the `round' flag depending on the segment's kind */
-          round = FT_BOOL(
-            FT_CURVE_TAG( glyph->outline.tags[start] ) != FT_CURVE_TAG_ON ||
-            FT_CURVE_TAG( glyph->outline.tags[ end ] ) != FT_CURVE_TAG_ON );
-
-          FT_TRACE5(( "%c ", round ? 'r' : 'f' ));
-        }
-
-        if ( round )
-          rounds[num_rounds++] = best_y;
-        else
-          flats[num_flats++]   = best_y;
-      }
-
-      FT_TRACE5(( "\n" ));
-
-      if ( num_flats == 0 && num_rounds == 0 )
-      {
-        /*
-         *  we couldn't find a single glyph to compute this blue zone,
-         *  we will simply ignore it then
-         */
-        FT_TRACE5(( "empty\n" ));
-        continue;
-      }
-
-      /* we have computed the contents of the `rounds' and `flats' tables, */
-      /* now determine the reference and overshoot position of the blue -- */
-      /* we simply take the median value after a simple sort               */
-      af_sort_pos( num_rounds, rounds );
-      af_sort_pos( num_flats,  flats );
-
-      blue       = & axis->blues[axis->blue_count];
-      blue_ref   = & blue->ref.org;
-      blue_shoot = & blue->shoot.org;
-
-      axis->blue_count++;
-
-      if ( num_flats == 0 )
-      {
-        *blue_ref   =
-        *blue_shoot = rounds[num_rounds / 2];
-      }
-      else if ( num_rounds == 0 )
-      {
-        *blue_ref   =
-        *blue_shoot = flats[num_flats / 2];
-      }
-      else
-      {
-        *blue_ref   = flats[num_flats / 2];
-        *blue_shoot = rounds[num_rounds / 2];
-      }
-
-      /* there are sometimes problems: if the overshoot position of top     */
-      /* zones is under its reference position, or the opposite for bottom  */
-      /* zones.  We must thus check everything there and correct the errors */
-      if ( *blue_shoot != *blue_ref )
-      {
-        FT_Pos   ref      = *blue_ref;
-        FT_Pos   shoot    = *blue_shoot;
-        FT_Bool  over_ref = FT_BOOL( shoot > ref );
-
-
-        if ( AF_LATIN_IS_TOP_BLUE( bb ) ^ over_ref )
-          *blue_shoot = *blue_ref = ( shoot + ref ) / 2;
-      }
-
-      blue->flags = 0;
-      if ( AF_LATIN_IS_TOP_BLUE( bb ) )
-        blue->flags |= AF_LATIN_BLUE_TOP;
-
-      /*
-       * The following flags is used later to adjust the y and x scales
-       * in order to optimize the pixel grid alignment of the top of small
-       * letters.
-       */
-      if ( bb == AF_LATIN_BLUE_SMALL_TOP )
-        blue->flags |= AF_LATIN_BLUE_ADJUSTMENT;
-
-      FT_TRACE5(( "-- ref = %ld, shoot = %ld\n", *blue_ref, *blue_shoot ));
-    }
-
-    return;
-  }
-
-
-  FT_LOCAL_DEF( void )
-  af_latin2_metrics_check_digits( AF_LatinMetrics  metrics,
-                                  FT_Face          face )
-  {
-    FT_UInt   i;
-    FT_Bool   started = 0, same_width = 1;
-    FT_Fixed  advance, old_advance = 0;
-
-
-    /* check whether all ASCII digits have the same advance width; */
-    /* digit `0' is 0x30 in all supported charmaps                 */
-    for ( i = 0x30; i <= 0x39; i++ )
-    {
-      FT_UInt  glyph_index;
-
-
-      glyph_index = FT_Get_Char_Index( face, i );
-      if ( glyph_index == 0 )
-        continue;
-
-      if ( FT_Get_Advance( face, glyph_index,
-                           FT_LOAD_NO_SCALE         |
-                           FT_LOAD_NO_HINTING       |
-                           FT_LOAD_IGNORE_TRANSFORM,
-                           &advance ) )
-        continue;
-
-      if ( started )
-      {
-        if ( advance != old_advance )
-        {
-          same_width = 0;
-          break;
-        }
-      }
-      else
-      {
-        old_advance = advance;
-        started     = 1;
-      }
-    }
-
-    metrics->root.digits_have_same_width = same_width;
-  }
-
-
-  FT_LOCAL_DEF( FT_Error )
-  af_latin2_metrics_init( AF_LatinMetrics  metrics,
-                          FT_Face          face )
-  {
-    FT_Error    error = AF_Err_Ok;
-    FT_CharMap  oldmap = face->charmap;
-    FT_UInt     ee;
-
-    static const FT_Encoding  latin_encodings[] =
-    {
-      FT_ENCODING_UNICODE,
-      FT_ENCODING_APPLE_ROMAN,
-      FT_ENCODING_ADOBE_STANDARD,
-      FT_ENCODING_ADOBE_LATIN_1,
-      FT_ENCODING_NONE  /* end of list */
-    };
-
-
-    metrics->units_per_em = face->units_per_EM;
-
-    /* do we have a latin charmap in there? */
-    for ( ee = 0; latin_encodings[ee] != FT_ENCODING_NONE; ee++ )
-    {
-      error = FT_Select_Charmap( face, latin_encodings[ee] );
-      if ( !error )
-        break;
-    }
-
-    if ( !error )
-    {
-      /* For now, compute the standard width and height from the `o'. */
-      af_latin2_metrics_init_widths( metrics, face, 'o' );
-      af_latin2_metrics_init_blues( metrics, face );
-      af_latin2_metrics_check_digits( metrics, face );
-    }
-
-    FT_Set_Charmap( face, oldmap );
-    return AF_Err_Ok;
-  }
-
-
-  static void
-  af_latin2_metrics_scale_dim( AF_LatinMetrics  metrics,
-                               AF_Scaler        scaler,
-                               AF_Dimension     dim )
-  {
-    FT_Fixed      scale;
-    FT_Pos        delta;
-    AF_LatinAxis  axis;
-    FT_UInt       nn;
-
-
-    if ( dim == AF_DIMENSION_HORZ )
-    {
-      scale = scaler->x_scale;
-      delta = scaler->x_delta;
-    }
-    else
-    {
-      scale = scaler->y_scale;
-      delta = scaler->y_delta;
-    }
-
-    axis = &metrics->axis[dim];
-
-    if ( axis->org_scale == scale && axis->org_delta == delta )
-      return;
-
-    axis->org_scale = scale;
-    axis->org_delta = delta;
-
-    /*
-     * correct Y scale to optimize the alignment of the top of small
-     * letters to the pixel grid
-     */
-    if ( dim == AF_DIMENSION_VERT )
-    {
-      AF_LatinAxis  vaxis = &metrics->axis[AF_DIMENSION_VERT];
-      AF_LatinBlue  blue = NULL;
-
-
-      for ( nn = 0; nn < vaxis->blue_count; nn++ )
-      {
-        if ( vaxis->blues[nn].flags & AF_LATIN_BLUE_ADJUSTMENT )
-        {
-          blue = &vaxis->blues[nn];
-          break;
-        }
-      }
-
-      if ( blue )
-      {
-        FT_Pos  scaled = FT_MulFix( blue->shoot.org, scaler->y_scale );
-        FT_Pos  fitted = ( scaled + 40 ) & ~63;
-
-#if 1
-        if ( scaled != fitted )
-        {
-          scale = FT_MulDiv( scale, fitted, scaled );
-          FT_TRACE5(( "== scaled x-top = %.2g"
-                      "  fitted = %.2g, scaling = %.4g\n",
-                      scaled / 64.0, fitted / 64.0,
-                      ( fitted * 1.0 ) / scaled ));
-        }
-#endif
-      }
-    }
-
-    axis->scale = scale;
-    axis->delta = delta;
-
-    if ( dim == AF_DIMENSION_HORZ )
-    {
-      metrics->root.scaler.x_scale = scale;
-      metrics->root.scaler.x_delta = delta;
-    }
-    else
-    {
-      metrics->root.scaler.y_scale = scale;
-      metrics->root.scaler.y_delta = delta;
-    }
-
-    /* scale the standard widths */
-    for ( nn = 0; nn < axis->width_count; nn++ )
-    {
-      AF_Width  width = axis->widths + nn;
-
-
-      width->cur = FT_MulFix( width->org, scale );
-      width->fit = width->cur;
-    }
-
-    /* an extra-light axis corresponds to a standard width that is */
-    /* smaller than 0.75 pixels                                    */
-    axis->extra_light =
-      (FT_Bool)( FT_MulFix( axis->standard_width, scale ) < 32 + 8 );
-
-    if ( dim == AF_DIMENSION_VERT )
-    {
-      /* scale the blue zones */
-      for ( nn = 0; nn < axis->blue_count; nn++ )
-      {
-        AF_LatinBlue  blue = &axis->blues[nn];
-        FT_Pos        dist;
-
-
-        blue->ref.cur   = FT_MulFix( blue->ref.org, scale ) + delta;
-        blue->ref.fit   = blue->ref.cur;
-        blue->shoot.cur = FT_MulFix( blue->shoot.org, scale ) + delta;
-        blue->shoot.fit = blue->shoot.cur;
-        blue->flags    &= ~AF_LATIN_BLUE_ACTIVE;
-
-        /* a blue zone is only active if it is less than 3/4 pixels tall */
-        dist = FT_MulFix( blue->ref.org - blue->shoot.org, scale );
-        if ( dist <= 48 && dist >= -48 )
-        {
-          FT_Pos  delta1, delta2;
-
-          delta1 = blue->shoot.org - blue->ref.org;
-          delta2 = delta1;
-          if ( delta1 < 0 )
-            delta2 = -delta2;
-
-          delta2 = FT_MulFix( delta2, scale );
-
-          if ( delta2 < 32 )
-            delta2 = 0;
-          else if ( delta2 < 64 )
-            delta2 = 32 + ( ( ( delta2 - 32 ) + 16 ) & ~31 );
-          else
-            delta2 = FT_PIX_ROUND( delta2 );
-
-          if ( delta1 < 0 )
-            delta2 = -delta2;
-
-          blue->ref.fit   = FT_PIX_ROUND( blue->ref.cur );
-          blue->shoot.fit = blue->ref.fit + delta2;
-
-          FT_TRACE5(( ">> activating blue zone %d:"
-                      "  ref.cur=%.2g ref.fit=%.2g"
-                      "  shoot.cur=%.2g shoot.fit=%.2g\n",
-                      nn, blue->ref.cur / 64.0, blue->ref.fit / 64.0,
-                      blue->shoot.cur / 64.0, blue->shoot.fit / 64.0 ));
-
-          blue->flags |= AF_LATIN_BLUE_ACTIVE;
-        }
-      }
-    }
-  }
-
-
-  FT_LOCAL_DEF( void )
-  af_latin2_metrics_scale( AF_LatinMetrics  metrics,
-                           AF_Scaler        scaler )
-  {
-    metrics->root.scaler.render_mode = scaler->render_mode;
-    metrics->root.scaler.face        = scaler->face;
-
-    af_latin2_metrics_scale_dim( metrics, scaler, AF_DIMENSION_HORZ );
-    af_latin2_metrics_scale_dim( metrics, scaler, AF_DIMENSION_VERT );
-  }
-
-
-  /*************************************************************************/
-  /*************************************************************************/
-  /*****                                                               *****/
-  /*****           L A T I N   G L Y P H   A N A L Y S I S             *****/
-  /*****                                                               *****/
-  /*************************************************************************/
-  /*************************************************************************/
-
-#define  SORT_SEGMENTS
-
-  FT_LOCAL_DEF( FT_Error )
-  af_latin2_hints_compute_segments( AF_GlyphHints  hints,
-                                    AF_Dimension   dim )
-  {
-    AF_AxisHints  axis          = &hints->axis[dim];
-    FT_Memory     memory        = hints->memory;
-    FT_Error      error         = AF_Err_Ok;
-    AF_Segment    segment       = NULL;
-    AF_SegmentRec seg0;
-    AF_Point*     contour       = hints->contours;
-    AF_Point*     contour_limit = contour + hints->num_contours;
-    AF_Direction  major_dir, segment_dir;
-
-
-    FT_ZERO( &seg0 );
-    seg0.score = 32000;
-    seg0.flags = AF_EDGE_NORMAL;
-
-    major_dir   = (AF_Direction)FT_ABS( axis->major_dir );
-    segment_dir = major_dir;
-
-    axis->num_segments = 0;
-
-    /* set up (u,v) in each point */
-    if ( dim == AF_DIMENSION_HORZ )
-    {
-      AF_Point  point = hints->points;
-      AF_Point  limit = point + hints->num_points;
-
-
-      for ( ; point < limit; point++ )
-      {
-        point->u = point->fx;
-        point->v = point->fy;
-      }
-    }
-    else
-    {
-      AF_Point  point = hints->points;
-      AF_Point  limit = point + hints->num_points;
-
-
-      for ( ; point < limit; point++ )
-      {
-        point->u = point->fy;
-        point->v = point->fx;
-      }
-    }
-
-    /* do each contour separately */
-    for ( ; contour < contour_limit; contour++ )
-    {
-      AF_Point  point   =  contour[0];
-      AF_Point  start   =  point;
-      AF_Point  last    =  point->prev;
-
-
-      if ( point == last )  /* skip singletons -- just in case */
-        continue;
-
-      /* already on an edge ?, backtrack to find its start */
-      if ( FT_ABS( point->in_dir ) == major_dir )
-      {
-        point = point->prev;
-
-        while ( point->in_dir == start->in_dir )
-          point = point->prev;
-      }
-      else  /* otherwise, find first segment start, if any */
-      {
-        while ( FT_ABS( point->out_dir ) != major_dir )
-        {
-          point = point->next;
-
-          if ( point == start )
-            goto NextContour;
-        }
-      }
-
-      start = point;
-
-      for  (;;)
-      {
-        AF_Point  first;
-        FT_Pos    min_u, min_v, max_u, max_v;
-
-        /* we're at the start of a new segment */
-        FT_ASSERT( FT_ABS( point->out_dir ) == major_dir &&
-                           point->in_dir != point->out_dir );
-        first = point;
-
-        min_u = max_u = point->u;
-        min_v = max_v = point->v;
-
-        point = point->next;
-
-        while ( point->out_dir == first->out_dir )
-        {
-          point = point->next;
-
-          if ( point->u < min_u )
-            min_u = point->u;
-
-          if ( point->u > max_u )
-            max_u = point->u;
-        }
-
-        if ( point->v < min_v )
-          min_v = point->v;
-
-        if ( point->v > max_v )
-          max_v = point->v;
-
-        /* record new segment */
-        error = af_axis_hints_new_segment( axis, memory, &segment );
-        if ( error )
-          goto Exit;
-
-        segment[0]         = seg0;
-        segment->dir       = first->out_dir;
-        segment->first     = first;
-        segment->last      = point;
-        segment->contour   = contour;
-        segment->pos       = (FT_Short)(( min_u + max_u ) >> 1);
-        segment->min_coord = (FT_Short) min_v;
-        segment->max_coord = (FT_Short) max_v;
-        segment->height    = (FT_Short)(max_v - min_v);
-
-        /* a segment is round if it doesn't have successive */
-        /* on-curve points.                                 */
-        {
-          AF_Point  pt   = first;
-          AF_Point  last = point;
-          AF_Flags  f0   = (AF_Flags)(pt->flags & AF_FLAG_CONTROL);
-          AF_Flags  f1;
-
-
-          segment->flags &= ~AF_EDGE_ROUND;
-
-          for ( ; pt != last; f0 = f1 )
-          {
-            pt = pt->next;
-            f1 = (AF_Flags)(pt->flags & AF_FLAG_CONTROL);
-
-            if ( !f0 && !f1 )
-              break;
-
-            if ( pt == last )
-              segment->flags |= AF_EDGE_ROUND;
-          }
-        }
-
-       /* this can happen in the case of a degenerate contour
-        * e.g. a 2-point vertical contour
-        */
-        if ( point == start )
-          break;
-
-        /* jump to the start of the next segment, if any */
-        while ( FT_ABS(point->out_dir) != major_dir )
-        {
-          point = point->next;
-
-          if ( point == start )
-            goto NextContour;
-        }
-      }
-
-    NextContour:
-      ;
-    } /* contours */
-
-    /* now slightly increase the height of segments when this makes */
-    /* sense -- this is used to better detect and ignore serifs     */
-    {
-      AF_Segment  segments     = axis->segments;
-      AF_Segment  segments_end = segments + axis->num_segments;
-
-
-      for ( segment = segments; segment < segments_end; segment++ )
-      {
-        AF_Point  first   = segment->first;
-        AF_Point  last    = segment->last;
-        AF_Point  p;
-        FT_Pos    first_v = first->v;
-        FT_Pos    last_v  = last->v;
-
-
-        if ( first == last )
-          continue;
-
-        if ( first_v < last_v )
-        {
-          p = first->prev;
-          if ( p->v < first_v )
-            segment->height = (FT_Short)( segment->height +
-                                          ( ( first_v - p->v ) >> 1 ) );
-
-          p = last->next;
-          if ( p->v > last_v )
-            segment->height = (FT_Short)( segment->height +
-                                          ( ( p->v - last_v ) >> 1 ) );
-        }
-        else
-        {
-          p = first->prev;
-          if ( p->v > first_v )
-            segment->height = (FT_Short)( segment->height +
-                                          ( ( p->v - first_v ) >> 1 ) );
-
-          p = last->next;
-          if ( p->v < last_v )
-            segment->height = (FT_Short)( segment->height +
-                                          ( ( last_v - p->v ) >> 1 ) );
-        }
-      }
-    }
-
-#ifdef AF_SORT_SEGMENTS
-   /* place all segments with a negative direction to the start
-    * of the array, used to speed up segment linking later...
-    */
-    {
-      AF_Segment  segments = axis->segments;
-      FT_UInt     count    = axis->num_segments;
-      FT_UInt     ii, jj;
-
-      for (ii = 0; ii < count; ii++)
-      {
-        if ( segments[ii].dir > 0 )
-        {
-          for (jj = ii+1; jj < count; jj++)
-          {
-            if ( segments[jj].dir < 0 )
-            {
-              AF_SegmentRec  tmp;
-
-              tmp          = segments[ii];
-              segments[ii] = segments[jj];
-              segments[jj] = tmp;
-
-              break;
-            }
-          }
-
-          if ( jj == count )
-            break;
-        }
-      }
-      axis->mid_segments = ii;
-    }
-#endif
-
-  Exit:
-    return error;
-  }
-
-
-  FT_LOCAL_DEF( void )
-  af_latin2_hints_link_segments( AF_GlyphHints  hints,
-                                 AF_Dimension   dim )
-  {
-    AF_AxisHints  axis          = &hints->axis[dim];
-    AF_Segment    segments      = axis->segments;
-    AF_Segment    segment_limit = segments + axis->num_segments;
-#ifdef AF_SORT_SEGMENTS
-    AF_Segment    segment_mid   = segments + axis->mid_segments;
-#endif
-    FT_Pos        len_threshold, len_score;
-    AF_Segment    seg1, seg2;
-
-
-    len_threshold = AF_LATIN_CONSTANT( hints->metrics, 8 );
-    if ( len_threshold == 0 )
-      len_threshold = 1;
-
-    len_score = AF_LATIN_CONSTANT( hints->metrics, 6000 );
-
-#ifdef AF_SORT_SEGMENTS
-    for ( seg1 = segments; seg1 < segment_mid; seg1++ )
-    {
-      if ( seg1->dir != axis->major_dir || seg1->first == seg1->last )
-        continue;
-
-      for ( seg2 = segment_mid; seg2 < segment_limit; seg2++ )
-#else
-    /* now compare each segment to the others */
-    for ( seg1 = segments; seg1 < segment_limit; seg1++ )
-    {
-      /* the fake segments are introduced to hint the metrics -- */
-      /* we must never link them to anything                     */
-      if ( seg1->dir != axis->major_dir || seg1->first == seg1->last )
-        continue;
-
-      for ( seg2 = segments; seg2 < segment_limit; seg2++ )
-        if ( seg1->dir + seg2->dir == 0 && seg2->pos > seg1->pos )
-#endif
-        {
-          FT_Pos  pos1 = seg1->pos;
-          FT_Pos  pos2 = seg2->pos;
-          FT_Pos  dist = pos2 - pos1;
-
-
-          if ( dist < 0 )
-            continue;
-
-          {
-            FT_Pos  min = seg1->min_coord;
-            FT_Pos  max = seg1->max_coord;
-            FT_Pos  len, score;
-
-
-            if ( min < seg2->min_coord )
-              min = seg2->min_coord;
-
-            if ( max > seg2->max_coord )
-              max = seg2->max_coord;
-
-            len = max - min;
-            if ( len >= len_threshold )
-            {
-              score = dist + len_score / len;
-              if ( score < seg1->score )
-              {
-                seg1->score = score;
-                seg1->link  = seg2;
-              }
-
-              if ( score < seg2->score )
-              {
-                seg2->score = score;
-                seg2->link  = seg1;
-              }
-            }
-          }
-        }
-    }
-#if 0
-    }
-#endif
-
-    /* now, compute the `serif' segments */
-    for ( seg1 = segments; seg1 < segment_limit; seg1++ )
-    {
-      seg2 = seg1->link;
-
-      if ( seg2 )
-      {
-        if ( seg2->link != seg1 )
-        {
-          seg1->link  = 0;
-          seg1->serif = seg2->link;
-        }
-      }
-    }
-  }
-
-
-  FT_LOCAL_DEF( FT_Error )
-  af_latin2_hints_compute_edges( AF_GlyphHints  hints,
-                                 AF_Dimension   dim )
-  {
-    AF_AxisHints  axis   = &hints->axis[dim];
-    FT_Error      error  = AF_Err_Ok;
-    FT_Memory     memory = hints->memory;
-    AF_LatinAxis  laxis  = &((AF_LatinMetrics)hints->metrics)->axis[dim];
-
-    AF_Segment    segments      = axis->segments;
-    AF_Segment    segment_limit = segments + axis->num_segments;
-    AF_Segment    seg;
-
-    AF_Direction  up_dir;
-    FT_Fixed      scale;
-    FT_Pos        edge_distance_threshold;
-    FT_Pos        segment_length_threshold;
-
-
-    axis->num_edges = 0;
-
-    scale = ( dim == AF_DIMENSION_HORZ ) ? hints->x_scale
-                                         : hints->y_scale;
-
-    up_dir = ( dim == AF_DIMENSION_HORZ ) ? AF_DIR_UP
-                                          : AF_DIR_RIGHT;
-
-    /*
-     *  We want to ignore very small (mostly serif) segments, we do that
-     *  by ignoring those that whose length is less than a given fraction
-     *  of the standard width. If there is no standard width, we ignore
-     *  those that are less than a given size in pixels
-     *
-     *  also, unlink serif segments that are linked to segments farther
-     *  than 50% of the standard width
-     */
-    if ( dim == AF_DIMENSION_HORZ )
-    {
-      if ( laxis->width_count > 0 )
-        segment_length_threshold = (laxis->standard_width * 10 ) >> 4;
-      else
-        segment_length_threshold = FT_DivFix( 64, hints->y_scale );
-    }
-    else
-      segment_length_threshold = 0;
-
-    /*********************************************************************/
-    /*                                                                   */
-    /* We will begin by generating a sorted table of edges for the       */
-    /* current direction.  To do so, we simply scan each segment and try */
-    /* to find an edge in our table that corresponds to its position.    */
-    /*                                                                   */
-    /* If no edge is found, we create and insert a new edge in the       */
-    /* sorted table.  Otherwise, we simply add the segment to the edge's */
-    /* list which will be processed in the second step to compute the    */
-    /* edge's properties.                                                */
-    /*                                                                   */
-    /* Note that the edges table is sorted along the segment/edge        */
-    /* position.                                                         */
-    /*                                                                   */
-    /*********************************************************************/
-
-    edge_distance_threshold = FT_MulFix( laxis->edge_distance_threshold,
-                                         scale );
-    if ( edge_distance_threshold > 64 / 4 )
-      edge_distance_threshold = 64 / 4;
-
-    edge_distance_threshold = FT_DivFix( edge_distance_threshold,
-                                         scale );
-
-    for ( seg = segments; seg < segment_limit; seg++ )
-    {
-      AF_Edge  found = 0;
-      FT_Int   ee;
-
-
-      if ( seg->height < segment_length_threshold )
-        continue;
-
-      /* A special case for serif edges: If they are smaller than */
-      /* 1.5 pixels we ignore them.                               */
-      if ( seg->serif )
-      {
-        FT_Pos  dist = seg->serif->pos - seg->pos;
-
-        if (dist < 0)
-          dist = -dist;
-
-        if (dist >= laxis->standard_width >> 1)
-        {
-          /* unlink this serif, it is too distant from its reference stem */
-          seg->serif = NULL;
-        }
-        else if ( 2*seg->height < 3 * segment_length_threshold )
-          continue;
-      }
-
-      /* look for an edge corresponding to the segment */
-      for ( ee = 0; ee < axis->num_edges; ee++ )
-      {
-        AF_Edge  edge = axis->edges + ee;
-        FT_Pos   dist;
-
-
-        dist = seg->pos - edge->fpos;
-        if ( dist < 0 )
-          dist = -dist;
-
-        if ( dist < edge_distance_threshold && edge->dir == seg->dir )
-        {
-          found = edge;
-          break;
-        }
-      }
-
-      if ( !found )
-      {
-        AF_Edge   edge;
-
-
-        /* insert a new edge in the list and */
-        /* sort according to the position    */
-        error = af_axis_hints_new_edge( axis, seg->pos, seg->dir,
-                                        memory, &edge );
-        if ( error )
-          goto Exit;
-
-        /* add the segment to the new edge's list */
-        FT_ZERO( edge );
-
-        edge->first    = seg;
-        edge->last     = seg;
-        edge->fpos     = seg->pos;
-        edge->dir      = seg->dir;
-        edge->opos     = edge->pos = FT_MulFix( seg->pos, scale );
-        seg->edge_next = seg;
-      }
-      else
-      {
-        /* if an edge was found, simply add the segment to the edge's */
-        /* list                                                       */
-        seg->edge_next         = found->first;
-        found->last->edge_next = seg;
-        found->last            = seg;
-      }
-    }
-
-
-    /*********************************************************************/
-    /*                                                                   */
-    /* Good, we will now compute each edge's properties according to     */
-    /* segments found on its position.  Basically, these are:            */
-    /*                                                                   */
-    /*  - edge's main direction                                          */
-    /*  - stem edge, serif edge or both (which defaults to stem then)    */
-    /*  - rounded edge, straight or both (which defaults to straight)    */
-    /*  - link for edge                                                  */
-    /*                                                                   */
-    /*********************************************************************/
-
-    /* first of all, set the `edge' field in each segment -- this is */
-    /* required in order to compute edge links                       */
-
-    /*
-     * Note that removing this loop and setting the `edge' field of each
-     * segment directly in the code above slows down execution speed for
-     * some reasons on platforms like the Sun.
-     */
-    {
-      AF_Edge  edges      = axis->edges;
-      AF_Edge  edge_limit = edges + axis->num_edges;
-      AF_Edge  edge;
-
-
-      for ( edge = edges; edge < edge_limit; edge++ )
-      {
-        seg = edge->first;
-        if ( seg )
-          do
-          {
-            seg->edge = edge;
-            seg       = seg->edge_next;
-
-          } while ( seg != edge->first );
-      }
-
-      /* now, compute each edge properties */
-      for ( edge = edges; edge < edge_limit; edge++ )
-      {
-        FT_Int  is_round    = 0;  /* does it contain round segments?    */
-        FT_Int  is_straight = 0;  /* does it contain straight segments? */
-#if 0
-        FT_Pos  ups         = 0;  /* number of upwards segments         */
-        FT_Pos  downs       = 0;  /* number of downwards segments       */
-#endif
-
-
-        seg = edge->first;
-
-        do
-        {
-          FT_Bool  is_serif;
-
-
-          /* check for roundness of segment */
-          if ( seg->flags & AF_EDGE_ROUND )
-            is_round++;
-          else
-            is_straight++;
-
-#if 0
-          /* check for segment direction */
-          if ( seg->dir == up_dir )
-            ups   += seg->max_coord-seg->min_coord;
-          else
-            downs += seg->max_coord-seg->min_coord;
-#endif
-
-          /* check for links -- if seg->serif is set, then seg->link must */
-          /* be ignored                                                   */
-          is_serif = (FT_Bool)( seg->serif               &&
-                                seg->serif->edge         &&
-                                seg->serif->edge != edge );
-
-          if ( ( seg->link && seg->link->edge != NULL ) || is_serif )
-          {
-            AF_Edge     edge2;
-            AF_Segment  seg2;
-
-
-            edge2 = edge->link;
-            seg2  = seg->link;
-
-            if ( is_serif )
-            {
-              seg2  = seg->serif;
-              edge2 = edge->serif;
-            }
-
-            if ( edge2 )
-            {
-              FT_Pos  edge_delta;
-              FT_Pos  seg_delta;
-
-
-              edge_delta = edge->fpos - edge2->fpos;
-              if ( edge_delta < 0 )
-                edge_delta = -edge_delta;
-
-              seg_delta = seg->pos - seg2->pos;
-              if ( seg_delta < 0 )
-                seg_delta = -seg_delta;
-
-              if ( seg_delta < edge_delta )
-                edge2 = seg2->edge;
-            }
-            else
-              edge2 = seg2->edge;
-
-            if ( is_serif )
-            {
-              edge->serif   = edge2;
-              edge2->flags |= AF_EDGE_SERIF;
-            }
-            else
-              edge->link  = edge2;
-          }
-
-          seg = seg->edge_next;
-
-        } while ( seg != edge->first );
-
-        /* set the round/straight flags */
-        edge->flags = AF_EDGE_NORMAL;
-
-        if ( is_round > 0 && is_round >= is_straight )
-          edge->flags |= AF_EDGE_ROUND;
-
-#if 0
-        /* set the edge's main direction */
-        edge->dir = AF_DIR_NONE;
-
-        if ( ups > downs )
-          edge->dir = (FT_Char)up_dir;
-
-        else if ( ups < downs )
-          edge->dir = (FT_Char)-up_dir;
-
-        else if ( ups == downs )
-          edge->dir = 0;  /* both up and down! */
-#endif
-
-        /* gets rid of serifs if link is set                */
-        /* XXX: This gets rid of many unpleasant artefacts! */
-        /*      Example: the `c' in cour.pfa at size 13     */
-
-        if ( edge->serif && edge->link )
-          edge->serif = 0;
-      }
-    }
-
-  Exit:
-    return error;
-  }
-
-
-  FT_LOCAL_DEF( FT_Error )
-  af_latin2_hints_detect_features( AF_GlyphHints  hints,
-                                   AF_Dimension   dim )
-  {
-    FT_Error  error;
-
-
-    error = af_latin2_hints_compute_segments( hints, dim );
-    if ( !error )
-    {
-      af_latin2_hints_link_segments( hints, dim );
-
-      error = af_latin2_hints_compute_edges( hints, dim );
-    }
-    return error;
-  }
-
-
-  FT_LOCAL_DEF( void )
-  af_latin2_hints_compute_blue_edges( AF_GlyphHints    hints,
-                                      AF_LatinMetrics  metrics )
-  {
-    AF_AxisHints  axis       = &hints->axis[ AF_DIMENSION_VERT ];
-    AF_Edge       edge       = axis->edges;
-    AF_Edge       edge_limit = edge + axis->num_edges;
-    AF_LatinAxis  latin      = &metrics->axis[ AF_DIMENSION_VERT ];
-    FT_Fixed      scale      = latin->scale;
-    FT_Pos        best_dist0;  /* initial threshold */
-
-
-    /* compute the initial threshold as a fraction of the EM size */
-    best_dist0 = FT_MulFix( metrics->units_per_em / 40, scale );
-
-    if ( best_dist0 > 64 / 2 )
-      best_dist0 = 64 / 2;
-
-    /* compute which blue zones are active, i.e. have their scaled */
-    /* size < 3/4 pixels                                           */
-
-    /* for each horizontal edge search the blue zone which is closest */
-    for ( ; edge < edge_limit; edge++ )
-    {
-      FT_Int    bb;
-      AF_Width  best_blue = NULL;
-      FT_Pos    best_dist = best_dist0;
-
-      for ( bb = 0; bb < AF_LATIN_BLUE_MAX; bb++ )
-      {
-        AF_LatinBlue  blue = latin->blues + bb;
-        FT_Bool       is_top_blue, is_major_dir;
-
-
-        /* skip inactive blue zones (i.e., those that are too small) */
-        if ( !( blue->flags & AF_LATIN_BLUE_ACTIVE ) )
-          continue;
-
-        /* if it is a top zone, check for right edges -- if it is a bottom */
-        /* zone, check for left edges                                      */
-        /*                                                                 */
-        /* of course, that's for TrueType                                  */
-        is_top_blue  = (FT_Byte)( ( blue->flags & AF_LATIN_BLUE_TOP ) != 0 );
-        is_major_dir = FT_BOOL( edge->dir == axis->major_dir );
-
-        /* if it is a top zone, the edge must be against the major    */
-        /* direction; if it is a bottom zone, it must be in the major */
-        /* direction                                                  */
-        if ( is_top_blue ^ is_major_dir )
-        {
-          FT_Pos     dist;
-          AF_Width   compare;
-
-
-          /* if it's a rounded edge, compare it to the overshoot position */
-          /* if it's a flat edge, compare it to the reference position    */
-          if ( edge->flags & AF_EDGE_ROUND )
-            compare = &blue->shoot;
-          else
-            compare = &blue->ref;
-
-          dist = edge->fpos - compare->org;
-          if (dist < 0)
-            dist = -dist;
-
-          dist = FT_MulFix( dist, scale );
-          if ( dist < best_dist )
-          {
-            best_dist = dist;
-            best_blue = compare;
-          }
-
-#if 0
-          /* now, compare it to the overshoot position if the edge is     */
-          /* rounded, and if the edge is over the reference position of a */
-          /* top zone, or under the reference position of a bottom zone   */
-          if ( edge->flags & AF_EDGE_ROUND && dist != 0 )
-          {
-            FT_Bool  is_under_ref = FT_BOOL( edge->fpos < blue->ref.org );
-
-
-            if ( is_top_blue ^ is_under_ref )
-            {
-              blue = latin->blues + bb;
-              dist = edge->fpos - blue->shoot.org;
-              if ( dist < 0 )
-                dist = -dist;
-
-              dist = FT_MulFix( dist, scale );
-              if ( dist < best_dist )
-              {
-                best_dist = dist;
-                best_blue = & blue->shoot;
-              }
-            }
-          }
-#endif
-        }
-      }
-
-      if ( best_blue )
-        edge->blue_edge = best_blue;
-    }
-  }
-
-
-  static FT_Error
-  af_latin2_hints_init( AF_GlyphHints    hints,
-                        AF_LatinMetrics  metrics )
-  {
-    FT_Render_Mode  mode;
-    FT_UInt32       scaler_flags, other_flags;
-    FT_Face         face = metrics->root.scaler.face;
-
-
-    af_glyph_hints_rescale( hints, (AF_ScriptMetrics)metrics );
-
-    /*
-     *  correct x_scale and y_scale if needed, since they may have
-     *  been modified `af_latin2_metrics_scale_dim' above
-     */
-    hints->x_scale = metrics->axis[AF_DIMENSION_HORZ].scale;
-    hints->x_delta = metrics->axis[AF_DIMENSION_HORZ].delta;
-    hints->y_scale = metrics->axis[AF_DIMENSION_VERT].scale;
-    hints->y_delta = metrics->axis[AF_DIMENSION_VERT].delta;
-
-    /* compute flags depending on render mode, etc. */
-    mode = metrics->root.scaler.render_mode;
-
-#if 0 /* #ifdef AF_CONFIG_OPTION_USE_WARPER */
-    if ( mode == FT_RENDER_MODE_LCD || mode == FT_RENDER_MODE_LCD_V )
-    {
-      metrics->root.scaler.render_mode = mode = FT_RENDER_MODE_NORMAL;
-    }
-#endif
-
-    scaler_flags = hints->scaler_flags;
-    other_flags  = 0;
-
-    /*
-     *  We snap the width of vertical stems for the monochrome and
-     *  horizontal LCD rendering targets only.
-     */
-    if ( mode == FT_RENDER_MODE_MONO || mode == FT_RENDER_MODE_LCD )
-      other_flags |= AF_LATIN_HINTS_HORZ_SNAP;
-
-    /*
-     *  We snap the width of horizontal stems for the monochrome and
-     *  vertical LCD rendering targets only.
-     */
-    if ( mode == FT_RENDER_MODE_MONO || mode == FT_RENDER_MODE_LCD_V )
-      other_flags |= AF_LATIN_HINTS_VERT_SNAP;
-
-    /*
-     *  We adjust stems to full pixels only if we don't use the `light' mode.
-     */
-    if ( mode != FT_RENDER_MODE_LIGHT )
-      other_flags |= AF_LATIN_HINTS_STEM_ADJUST;
-
-    if ( mode == FT_RENDER_MODE_MONO )
-      other_flags |= AF_LATIN_HINTS_MONO;
-
-    /*
-     *  In `light' hinting mode we disable horizontal hinting completely.
-     *  We also do it if the face is italic.
-     */
-    if ( mode == FT_RENDER_MODE_LIGHT                    ||
-         (face->style_flags & FT_STYLE_FLAG_ITALIC) != 0 )
-      scaler_flags |= AF_SCALER_FLAG_NO_HORIZONTAL;
-
-    hints->scaler_flags = scaler_flags;
-    hints->other_flags  = other_flags;
-
-    return 0;
-  }
-
-
-  /*************************************************************************/
-  /*************************************************************************/
-  /*****                                                               *****/
-  /*****        L A T I N   G L Y P H   G R I D - F I T T I N G        *****/
-  /*****                                                               *****/
-  /*************************************************************************/
-  /*************************************************************************/
-
-  /* snap a given width in scaled coordinates to one of the */
-  /* current standard widths                                */
-
-  static FT_Pos
-  af_latin2_snap_width( AF_Width  widths,
-                        FT_Int    count,
-                        FT_Pos    width )
-  {
-    int     n;
-    FT_Pos  best      = 64 + 32 + 2;
-    FT_Pos  reference = width;
-    FT_Pos  scaled;
-
-
-    for ( n = 0; n < count; n++ )
-    {
-      FT_Pos  w;
-      FT_Pos  dist;
-
-
-      w = widths[n].cur;
-      dist = width - w;
-      if ( dist < 0 )
-        dist = -dist;
-      if ( dist < best )
-      {
-        best      = dist;
-        reference = w;
-      }
-    }
-
-    scaled = FT_PIX_ROUND( reference );
-
-    if ( width >= reference )
-    {
-      if ( width < scaled + 48 )
-        width = reference;
-    }
-    else
-    {
-      if ( width > scaled - 48 )
-        width = reference;
-    }
-
-    return width;
-  }
-
-
-  /* compute the snapped width of a given stem */
-
-  static FT_Pos
-  af_latin2_compute_stem_width( AF_GlyphHints  hints,
-                                AF_Dimension   dim,
-                                FT_Pos         width,
-                                AF_Edge_Flags  base_flags,
-                                AF_Edge_Flags  stem_flags )
-  {
-    AF_LatinMetrics  metrics  = (AF_LatinMetrics) hints->metrics;
-    AF_LatinAxis     axis     = & metrics->axis[dim];
-    FT_Pos           dist     = width;
-    FT_Int           sign     = 0;
-    FT_Int           vertical = ( dim == AF_DIMENSION_VERT );
-
-
-    FT_UNUSED(base_flags);
-
-    if ( !AF_LATIN_HINTS_DO_STEM_ADJUST( hints ) ||
-          axis->extra_light                      )
-      return width;
-
-    if ( dist < 0 )
-    {
-      dist = -width;
-      sign = 1;
-    }
-
-    if ( (  vertical && !AF_LATIN_HINTS_DO_VERT_SNAP( hints ) ) ||
-         ( !vertical && !AF_LATIN_HINTS_DO_HORZ_SNAP( hints ) ) )
-    {
-      /* smooth hinting process: very lightly quantize the stem width */
-
-      /* leave the widths of serifs alone */
-
-      if ( ( stem_flags & AF_EDGE_SERIF ) && vertical && ( dist < 3 * 64 ) )
-        goto Done_Width;
-
-#if 0
-      else if ( ( base_flags & AF_EDGE_ROUND ) )
-      {
-        if ( dist < 80 )
-          dist = 64;
-      }
-      else if ( dist < 56 )
-        dist = 56;
-#endif
-      if ( axis->width_count > 0 )
-      {
-        FT_Pos  delta;
-
-
-        /* compare to standard width */
-        if ( axis->width_count > 0 )
-        {
-          delta = dist - axis->widths[0].cur;
-
-          if ( delta < 0 )
-            delta = -delta;
-
-          if ( delta < 40 )
-          {
-            dist = axis->widths[0].cur;
-            if ( dist < 48 )
-              dist = 48;
-
-            goto Done_Width;
-          }
-        }
-
-        if ( dist < 3 * 64 )
-        {
-          delta  = dist & 63;
-          dist  &= -64;
-
-          if ( delta < 10 )
-            dist += delta;
-
-          else if ( delta < 32 )
-            dist += 10;
-
-          else if ( delta < 54 )
-            dist += 54;
-
-          else
-            dist += delta;
-        }
-        else
-          dist = ( dist + 32 ) & ~63;
-      }
-    }
-    else
-    {
-      /* strong hinting process: snap the stem width to integer pixels */
-      FT_Pos  org_dist = dist;
-
-
-      dist = af_latin2_snap_width( axis->widths, axis->width_count, dist );
-
-      if ( vertical )
-      {
-        /* in the case of vertical hinting, always round */
-        /* the stem heights to integer pixels            */
-
-        if ( dist >= 64 )
-          dist = ( dist + 16 ) & ~63;
-        else
-          dist = 64;
-      }
-      else
-      {
-        if ( AF_LATIN_HINTS_DO_MONO( hints ) )
-        {
-          /* monochrome horizontal hinting: snap widths to integer pixels */
-          /* with a different threshold                                   */
-
-          if ( dist < 64 )
-            dist = 64;
-          else
-            dist = ( dist + 32 ) & ~63;
-        }
-        else
-        {
-          /* for horizontal anti-aliased hinting, we adopt a more subtle */
-          /* approach: we strengthen small stems, round stems whose size */
-          /* is between 1 and 2 pixels to an integer, otherwise nothing  */
-
-          if ( dist < 48 )
-            dist = ( dist + 64 ) >> 1;
-
-          else if ( dist < 128 )
-          {
-            /* We only round to an integer width if the corresponding */
-            /* distortion is less than 1/4 pixel.  Otherwise this     */
-            /* makes everything worse since the diagonals, which are  */
-            /* not hinted, appear a lot bolder or thinner than the    */
-            /* vertical stems.                                        */
-
-            FT_Int  delta;
-
-
-            dist = ( dist + 22 ) & ~63;
-            delta = dist - org_dist;
-            if ( delta < 0 )
-              delta = -delta;
-
-            if (delta >= 16)
-            {
-              dist = org_dist;
-              if ( dist < 48 )
-                dist = ( dist + 64 ) >> 1;
-            }
-          }
-          else
-            /* round otherwise to prevent color fringes in LCD mode */
-            dist = ( dist + 32 ) & ~63;
-        }
-      }
-    }
-
-  Done_Width:
-    if ( sign )
-      dist = -dist;
-
-    return dist;
-  }
-
-
-  /* align one stem edge relative to the previous stem edge */
-
-  static void
-  af_latin2_align_linked_edge( AF_GlyphHints  hints,
-                               AF_Dimension   dim,
-                               AF_Edge        base_edge,
-                               AF_Edge        stem_edge )
-  {
-    FT_Pos  dist = stem_edge->opos - base_edge->opos;
-
-    FT_Pos  fitted_width = af_latin2_compute_stem_width(
-                             hints, dim, dist,
-                             (AF_Edge_Flags)base_edge->flags,
-                             (AF_Edge_Flags)stem_edge->flags );
-
-
-    stem_edge->pos = base_edge->pos + fitted_width;
-
-    FT_TRACE5(( "LINK: edge %d (opos=%.2f) linked to (%.2f), "
-                "dist was %.2f, now %.2f\n",
-                stem_edge-hints->axis[dim].edges, stem_edge->opos / 64.0,
-                stem_edge->pos / 64.0, dist / 64.0, fitted_width / 64.0 ));
-  }
-
-
-  static void
-  af_latin2_align_serif_edge( AF_GlyphHints  hints,
-                              AF_Edge        base,
-                              AF_Edge        serif )
-  {
-    FT_UNUSED( hints );
-
-    serif->pos = base->pos + (serif->opos - base->opos);
-  }
-
-
-  /*************************************************************************/
-  /*************************************************************************/
-  /*************************************************************************/
-  /****                                                                 ****/
-  /****                    E D G E   H I N T I N G                      ****/
-  /****                                                                 ****/
-  /*************************************************************************/
-  /*************************************************************************/
-  /*************************************************************************/
-
-
-  FT_LOCAL_DEF( void )
-  af_latin2_hint_edges( AF_GlyphHints  hints,
-                        AF_Dimension   dim )
-  {
-    AF_AxisHints  axis       = &hints->axis[dim];
-    AF_Edge       edges      = axis->edges;
-    AF_Edge       edge_limit = edges + axis->num_edges;
-    AF_Edge       edge;
-    AF_Edge       anchor     = 0;
-    FT_Int        has_serifs = 0;
-    FT_Pos        anchor_drift = 0;
-
-
-
-    FT_TRACE5(( "==== hinting %s edges =====\n",
-                dim == AF_DIMENSION_HORZ ? "vertical" : "horizontal" ));
-
-    /* we begin by aligning all stems relative to the blue zone */
-    /* if needed -- that's only for horizontal edges            */
-
-    if ( dim == AF_DIMENSION_VERT && AF_HINTS_DO_BLUES( hints ) )
-    {
-      for ( edge = edges; edge < edge_limit; edge++ )
-      {
-        AF_Width  blue;
-        AF_Edge   edge1, edge2;
-
-
-        if ( edge->flags & AF_EDGE_DONE )
-          continue;
-
-        blue  = edge->blue_edge;
-        edge1 = NULL;
-        edge2 = edge->link;
-
-        if ( blue )
-        {
-          edge1 = edge;
-        }
-        else if ( edge2 && edge2->blue_edge )
-        {
-          blue  = edge2->blue_edge;
-          edge1 = edge2;
-          edge2 = edge;
-        }
-
-        if ( !edge1 )
-          continue;
-
-        FT_TRACE5(( "BLUE: edge %d (opos=%.2f) snapped to (%.2f), "
-                    "was (%.2f)\n",
-                    edge1-edges, edge1->opos / 64.0, blue->fit / 64.0,
-                    edge1->pos / 64.0 ));
-
-        edge1->pos    = blue->fit;
-        edge1->flags |= AF_EDGE_DONE;
-
-        if ( edge2 && !edge2->blue_edge )
-        {
-          af_latin2_align_linked_edge( hints, dim, edge1, edge2 );
-          edge2->flags |= AF_EDGE_DONE;
-        }
-
-        if ( !anchor )
-        {
-          anchor = edge;
-
-          anchor_drift = (anchor->pos - anchor->opos);
-          if (edge2)
-            anchor_drift = (anchor_drift + (edge2->pos - edge2->opos)) >> 1;
-        }
-      }
-    }
-
-    /* now we will align all stem edges, trying to maintain the */
-    /* relative order of stems in the glyph                     */
-    for ( edge = edges; edge < edge_limit; edge++ )
-    {
-      AF_Edge  edge2;
-
-
-      if ( edge->flags & AF_EDGE_DONE )
-        continue;
-
-      /* skip all non-stem edges */
-      edge2 = edge->link;
-      if ( !edge2 )
-      {
-        has_serifs++;
-        continue;
-      }
-
-      /* now align the stem */
-
-      /* this should not happen, but it's better to be safe */
-      if ( edge2->blue_edge )
-      {
-        FT_TRACE5(( "ASSERTION FAILED for edge %d\n", edge2-edges ));
-
-        af_latin2_align_linked_edge( hints, dim, edge2, edge );
-        edge->flags |= AF_EDGE_DONE;
-        continue;
-      }
-
-      if ( !anchor )
-      {
-        FT_Pos  org_len, org_center, cur_len;
-        FT_Pos  cur_pos1, error1, error2, u_off, d_off;
-
-
-        org_len = edge2->opos - edge->opos;
-        cur_len = af_latin2_compute_stem_width(
-                    hints, dim, org_len,
-                    (AF_Edge_Flags)edge->flags,
-                    (AF_Edge_Flags)edge2->flags );
-        if ( cur_len <= 64 )
-          u_off = d_off = 32;
-        else
-        {
-          u_off = 38;
-          d_off = 26;
-        }
-
-        if ( cur_len < 96 )
-        {
-          org_center = edge->opos + ( org_len >> 1 );
-
-          cur_pos1   = FT_PIX_ROUND( org_center );
-
-          error1 = org_center - ( cur_pos1 - u_off );
-          if ( error1 < 0 )
-            error1 = -error1;
-
-          error2 = org_center - ( cur_pos1 + d_off );
-          if ( error2 < 0 )
-            error2 = -error2;
-
-          if ( error1 < error2 )
-            cur_pos1 -= u_off;
-          else
-            cur_pos1 += d_off;
-
-          edge->pos  = cur_pos1 - cur_len / 2;
-          edge2->pos = edge->pos + cur_len;
-        }
-        else
-          edge->pos = FT_PIX_ROUND( edge->opos );
-
-        FT_TRACE5(( "ANCHOR: edge %d (opos=%.2f) and %d (opos=%.2f)"
-                    " snapped to (%.2f) (%.2f)\n",
-                    edge-edges, edge->opos / 64.0,
-                    edge2-edges, edge2->opos / 64.0,
-                    edge->pos / 64.0, edge2->pos / 64.0 ));
-        anchor = edge;
-
-        edge->flags |= AF_EDGE_DONE;
-
-        af_latin2_align_linked_edge( hints, dim, edge, edge2 );
-
-        edge2->flags |= AF_EDGE_DONE;
-
-        anchor_drift = ( (anchor->pos - anchor->opos) +
-                         (edge2->pos - edge2->opos)) >> 1;
-
-        FT_TRACE5(( "DRIFT: %.2f\n", anchor_drift/64.0 ));
-      }
-      else
-      {
-        FT_Pos   org_pos, org_len, org_center, cur_center, cur_len;
-        FT_Pos   org_left, org_right;
-
-
-        org_pos    = edge->opos + anchor_drift;
-        org_len    = edge2->opos - edge->opos;
-        org_center = org_pos + ( org_len >> 1 );
-
-        cur_len = af_latin2_compute_stem_width(
-                   hints, dim, org_len,
-                   (AF_Edge_Flags)edge->flags,
-                   (AF_Edge_Flags)edge2->flags );
-
-        org_left  = org_pos + ((org_len - cur_len) >> 1);
-        org_right = org_pos + ((org_len + cur_len) >> 1);
-
-        FT_TRACE5(( "ALIGN: left=%.2f right=%.2f ",
-                    org_left / 64.0, org_right / 64.0 ));
-        cur_center = org_center;
-
-        if ( edge2->flags & AF_EDGE_DONE )
-        {
-          FT_TRACE5(( "\n" ));
-          edge->pos = edge2->pos - cur_len;
-        }
-        else
-        {
-         /* we want to compare several displacement, and choose
-          * the one that increases fitness while minimizing
-          * distortion as well
-          */
-          FT_Pos   displacements[6], scores[6], org, fit, delta;
-          FT_UInt  count = 0;
-
-          /* note: don't even try to fit tiny stems */
-          if ( cur_len < 32 )
-          {
-            FT_TRACE5(( "tiny stem\n" ));
-            goto AlignStem;
-          }
-
-          /* if the span is within a single pixel, don't touch it */
-          if ( FT_PIX_FLOOR(org_left) == FT_PIX_CEIL(org_right) )
-          {
-            FT_TRACE5(( "single pixel stem\n" ));
-            goto AlignStem;
-          }
-
-          if (cur_len <= 96)
-          {
-           /* we want to avoid the absolute worst case which is
-            * when the left and right edges of the span each represent
-            * about 50% of the gray. we'd better want to change this
-            * to 25/75%, since this is much more pleasant to the eye with
-            * very acceptable distortion
-            */
-            FT_Pos  frac_left  = (org_left) & 63;
-            FT_Pos  frac_right = (org_right) & 63;
-
-            if ( frac_left  >= 22 && frac_left  <= 42 &&
-                 frac_right >= 22 && frac_right <= 42 )
-            {
-              org = frac_left;
-              fit = (org <= 32) ? 16 : 48;
-              delta = FT_ABS(fit - org);
-              displacements[count] = fit - org;
-              scores[count++]      = delta;
-              FT_TRACE5(( "dispA=%.2f (%d) ", (fit - org) / 64.0, delta ));
-
-              org = frac_right;
-              fit = (org <= 32) ? 16 : 48;
-              delta = FT_ABS(fit - org);
-              displacements[count] = fit - org;
-              scores[count++]     = delta;
-              FT_TRACE5(( "dispB=%.2f (%d) ", (fit - org) / 64.0, delta ));
-            }
-          }
-
-          /* snapping the left edge to the grid */
-          org   = org_left;
-          fit   = FT_PIX_ROUND(org);
-          delta = FT_ABS(fit - org);
-          displacements[count] = fit - org;
-          scores[count++]      = delta;
-          FT_TRACE5(( "dispC=%.2f (%d) ", (fit - org) / 64.0, delta ));
-
-          /* snapping the right edge to the grid */
-          org   = org_right;
-          fit   = FT_PIX_ROUND(org);
-          delta = FT_ABS(fit - org);
-          displacements[count] = fit - org;
-          scores[count++]      = delta;
-          FT_TRACE5(( "dispD=%.2f (%d) ", (fit - org) / 64.0, delta ));
-
-          /* now find the best displacement */
-          {
-            FT_Pos  best_score = scores[0];
-            FT_Pos  best_disp  = displacements[0];
-            FT_UInt nn;
-
-            for (nn = 1; nn < count; nn++)
-            {
-              if (scores[nn] < best_score)
-              {
-                best_score = scores[nn];
-                best_disp  = displacements[nn];
-              }
-            }
-
-            cur_center = org_center + best_disp;
-          }
-          FT_TRACE5(( "\n" ));
-        }
-
-      AlignStem:
-        edge->pos  = cur_center - (cur_len >> 1);
-        edge2->pos = edge->pos + cur_len;
-
-        FT_TRACE5(( "STEM1: %d (opos=%.2f) to %d (opos=%.2f)"
-                    " snapped to (%.2f) and (%.2f),"
-                    " org_len=%.2f cur_len=%.2f\n",
-                    edge-edges, edge->opos / 64.0,
-                    edge2-edges, edge2->opos / 64.0,
-                    edge->pos / 64.0, edge2->pos / 64.0,
-                    org_len / 64.0, cur_len / 64.0 ));
-
-        edge->flags  |= AF_EDGE_DONE;
-        edge2->flags |= AF_EDGE_DONE;
-
-        if ( edge > edges && edge->pos < edge[-1].pos )
-        {
-          FT_TRACE5(( "BOUND: %d (pos=%.2f) to (%.2f)\n",
-                      edge-edges, edge->pos / 64.0, edge[-1].pos / 64.0 ));
-          edge->pos = edge[-1].pos;
-        }
-      }
-    }
-
-    /* make sure that lowercase m's maintain their symmetry */
-
-    /* In general, lowercase m's have six vertical edges if they are sans */
-    /* serif, or twelve if they are with serifs.  This implementation is  */
-    /* based on that assumption, and seems to work very well with most    */
-    /* faces.  However, if for a certain face this assumption is not      */
-    /* true, the m is just rendered like before.  In addition, any stem   */
-    /* correction will only be applied to symmetrical glyphs (even if the */
-    /* glyph is not an m), so the potential for unwanted distortion is    */
-    /* relatively low.                                                    */
-
-    /* We don't handle horizontal edges since we can't easily assure that */
-    /* the third (lowest) stem aligns with the base line; it might end up */
-    /* one pixel higher or lower.                                         */
-
-#if 0
-    {
-      FT_Int  n_edges = edge_limit - edges;
-
-
-      if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) )
-      {
-        AF_Edge  edge1, edge2, edge3;
-        FT_Pos   dist1, dist2, span, delta;
-
-
-        if ( n_edges == 6 )
-        {
-          edge1 = edges;
-          edge2 = edges + 2;
-          edge3 = edges + 4;
-        }
-        else
-        {
-          edge1 = edges + 1;
-          edge2 = edges + 5;
-          edge3 = edges + 9;
-        }
-
-        dist1 = edge2->opos - edge1->opos;
-        dist2 = edge3->opos - edge2->opos;
-
-        span = dist1 - dist2;
-        if ( span < 0 )
-          span = -span;
-
-        if ( span < 8 )
-        {
-          delta = edge3->pos - ( 2 * edge2->pos - edge1->pos );
-          edge3->pos -= delta;
-          if ( edge3->link )
-            edge3->link->pos -= delta;
-
-          /* move the serifs along with the stem */
-          if ( n_edges == 12 )
-          {
-            ( edges + 8 )->pos -= delta;
-            ( edges + 11 )->pos -= delta;
-          }
-
-          edge3->flags |= AF_EDGE_DONE;
-          if ( edge3->link )
-            edge3->link->flags |= AF_EDGE_DONE;
-        }
-      }
-    }
-#endif
-
-    if ( has_serifs || !anchor )
-    {
-      /*
-       *  now hint the remaining edges (serifs and single) in order
-       *  to complete our processing
-       */
-      for ( edge = edges; edge < edge_limit; edge++ )
-      {
-        FT_Pos  delta;
-
-
-        if ( edge->flags & AF_EDGE_DONE )
-          continue;
-
-        delta = 1000;
-
-        if ( edge->serif )
-        {
-          delta = edge->serif->opos - edge->opos;
-          if ( delta < 0 )
-            delta = -delta;
-        }
-
-        if ( delta < 64 + 16 )
-        {
-          af_latin2_align_serif_edge( hints, edge->serif, edge );
-          FT_TRACE5(( "SERIF: edge %d (opos=%.2f) serif to %d (opos=%.2f)"
-                      " aligned to (%.2f)\n",
-                      edge-edges, edge->opos / 64.0,
-                      edge->serif - edges, edge->serif->opos / 64.0,
-                      edge->pos / 64.0 ));
-        }
-        else if ( !anchor )
-        {
-          FT_TRACE5(( "SERIF_ANCHOR: edge %d (opos=%.2f)"
-                      " snapped to (%.2f)\n",
-                      edge-edges, edge->opos / 64.0, edge->pos / 64.0 ));
-          edge->pos = FT_PIX_ROUND( edge->opos );
-          anchor    = edge;
-        }
-        else
-        {
-          AF_Edge  before, after;
-
-
-          for ( before = edge - 1; before >= edges; before-- )
-            if ( before->flags & AF_EDGE_DONE )
-              break;
-
-          for ( after = edge + 1; after < edge_limit; after++ )
-            if ( after->flags & AF_EDGE_DONE )
-              break;
-
-          if ( before >= edges && before < edge   &&
-               after < edge_limit && after > edge )
-          {
-            if ( after->opos == before->opos )
-              edge->pos = before->pos;
-            else
-              edge->pos = before->pos +
-                          FT_MulDiv( edge->opos - before->opos,
-                                     after->pos - before->pos,
-                                     after->opos - before->opos );
-            FT_TRACE5(( "SERIF_LINK1: edge %d (opos=%.2f) snapped to (%.2f)"
-                        " from %d (opos=%.2f)\n",
-                        edge-edges, edge->opos / 64.0, edge->pos / 64.0,
-                        before - edges, before->opos / 64.0 ));
-          }
-          else
-          {
-            edge->pos = anchor->pos +
-                        ( ( edge->opos - anchor->opos + 16 ) & ~31 );
-
-            FT_TRACE5(( "SERIF_LINK2: edge %d (opos=%.2f)"
-                        " snapped to (%.2f)\n",
-                        edge-edges, edge->opos / 64.0, edge->pos / 64.0 ));
-          }
-        }
-
-        edge->flags |= AF_EDGE_DONE;
-
-        if ( edge > edges && edge->pos < edge[-1].pos )
-          edge->pos = edge[-1].pos;
-
-        if ( edge + 1 < edge_limit        &&
-             edge[1].flags & AF_EDGE_DONE &&
-             edge->pos > edge[1].pos      )
-          edge->pos = edge[1].pos;
-      }
-    }
-  }
-
-
-  static FT_Error
-  af_latin2_hints_apply( AF_GlyphHints    hints,
-                         FT_Outline*      outline,
-                         AF_LatinMetrics  metrics )
-  {
-    FT_Error  error;
-    int       dim;
-
-
-    error = af_glyph_hints_reload( hints, outline );
-    if ( error )
-      goto Exit;
-
-    /* analyze glyph outline */
-#ifdef AF_CONFIG_OPTION_USE_WARPER
-    if ( metrics->root.scaler.render_mode == FT_RENDER_MODE_LIGHT ||
-         AF_HINTS_DO_HORIZONTAL( hints ) )
-#else
-    if ( AF_HINTS_DO_HORIZONTAL( hints ) )
-#endif
-    {
-      error = af_latin2_hints_detect_features( hints, AF_DIMENSION_HORZ );
-      if ( error )
-        goto Exit;
-    }
-
-    if ( AF_HINTS_DO_VERTICAL( hints ) )
-    {
-      error = af_latin2_hints_detect_features( hints, AF_DIMENSION_VERT );
-      if ( error )
-        goto Exit;
-
-      af_latin2_hints_compute_blue_edges( hints, metrics );
-    }
-
-    /* grid-fit the outline */
-    for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
-    {
-#ifdef AF_CONFIG_OPTION_USE_WARPER
-      if ( ( dim == AF_DIMENSION_HORZ &&
-             metrics->root.scaler.render_mode == FT_RENDER_MODE_LIGHT ) )
-      {
-        AF_WarperRec  warper;
-        FT_Fixed      scale;
-        FT_Pos        delta;
-
-
-        af_warper_compute( &warper, hints, dim, &scale, &delta );
-        af_glyph_hints_scale_dim( hints, dim, scale, delta );
-        continue;
-      }
-#endif
-
-      if ( ( dim == AF_DIMENSION_HORZ && AF_HINTS_DO_HORIZONTAL( hints ) ) ||
-           ( dim == AF_DIMENSION_VERT && AF_HINTS_DO_VERTICAL( hints ) )   )
-      {
-        af_latin2_hint_edges( hints, (AF_Dimension)dim );
-        af_glyph_hints_align_edge_points( hints, (AF_Dimension)dim );
-        af_glyph_hints_align_strong_points( hints, (AF_Dimension)dim );
-        af_glyph_hints_align_weak_points( hints, (AF_Dimension)dim );
-      }
-    }
-    af_glyph_hints_save( hints, outline );
-
-  Exit:
-    return error;
-  }
-
-
-  /*************************************************************************/
-  /*************************************************************************/
-  /*****                                                               *****/
-  /*****              L A T I N   S C R I P T   C L A S S              *****/
-  /*****                                                               *****/
-  /*************************************************************************/
-  /*************************************************************************/
-
-
-  static const AF_Script_UniRangeRec  af_latin2_uniranges[] =
-  {
-    AF_UNIRANGE_REC( 32UL,  127UL ),    /* TODO: Add new Unicode ranges here! */
-    AF_UNIRANGE_REC( 160UL, 255UL ),
-    AF_UNIRANGE_REC( 0UL,   0UL )
-  };
-
-
-  AF_DEFINE_SCRIPT_CLASS(af_latin2_script_class,
-    AF_SCRIPT_LATIN2,
-    af_latin2_uniranges,
-
-    sizeof( AF_LatinMetricsRec ),
-
-    (AF_Script_InitMetricsFunc) af_latin2_metrics_init,
-    (AF_Script_ScaleMetricsFunc)af_latin2_metrics_scale,
-    (AF_Script_DoneMetricsFunc) NULL,
-
-    (AF_Script_InitHintsFunc)   af_latin2_hints_init,
-    (AF_Script_ApplyHintsFunc)  af_latin2_hints_apply
-  )
-
-
-/* END */