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-rw-r--r--src/autofit/afcjk.c85
1 files changed, 44 insertions, 41 deletions
diff --git a/src/autofit/afcjk.c b/src/autofit/afcjk.c
index ca7acca..905408b 100644
--- a/src/autofit/afcjk.c
+++ b/src/autofit/afcjk.c
@@ -4,7 +4,7 @@
/* */
/* Auto-fitter hinting routines for CJK writing system (body). */
/* */
-/* Copyright 2006-2014 by */
+/* Copyright 2006-2015 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -260,8 +260,8 @@
FT_Pos fills[AF_BLUE_STRING_MAX_LEN];
FT_Pos flats[AF_BLUE_STRING_MAX_LEN];
- FT_Int num_fills;
- FT_Int num_flats;
+ FT_UInt num_fills;
+ FT_UInt num_flats;
FT_Bool fill;
@@ -720,8 +720,8 @@
{
AF_Point pt = seg->first;
AF_Point last = seg->last;
- AF_Flags f0 = (AF_Flags)( pt->flags & AF_FLAG_CONTROL );
- AF_Flags f1;
+ FT_UInt f0 = pt->flags & AF_FLAG_CONTROL;
+ FT_UInt f1;
seg->flags &= ~AF_EDGE_ROUND;
@@ -729,7 +729,7 @@
for ( ; pt != last; f0 = f1 )
{
pt = pt->next;
- f1 = (AF_Flags)( pt->flags & AF_FLAG_CONTROL );
+ f1 = pt->flags & AF_FLAG_CONTROL;
if ( !f0 && !f1 )
break;
@@ -765,10 +765,6 @@
/* now compare each segment to the others */
for ( seg1 = segments; seg1 < segment_limit; seg1++ )
{
- /* the fake segments are for metrics hinting only */
- if ( seg1->first == seg1->last )
- continue;
-
if ( seg1->dir != major_dir )
continue;
@@ -867,19 +863,19 @@
if ( link == seg2 )
{
- seg->link = 0;
+ seg->link = NULL;
seg->serif = link1;
}
else if ( link == link2 )
{
- seg->link = 0;
+ seg->link = NULL;
seg->serif = seg1;
}
}
}
else
{
- seg1->link = link1->link = 0;
+ seg1->link = link1->link = NULL;
break;
}
@@ -896,7 +892,7 @@
seg2->num_linked++;
if ( seg2->link != seg1 )
{
- seg1->link = 0;
+ seg1->link = NULL;
if ( seg2->score < dist_threshold || seg1->score < seg2->score * 4 )
seg1->serif = seg2->link;
@@ -1028,10 +1024,11 @@
edge->first = seg;
edge->last = seg;
+ edge->dir = seg->dir;
edge->fpos = seg->pos;
- edge->opos = edge->pos = FT_MulFix( seg->pos, scale );
+ edge->opos = FT_MulFix( seg->pos, scale );
+ edge->pos = edge->opos;
seg->edge_next = seg;
- edge->dir = seg->dir;
}
else
{
@@ -1162,7 +1159,7 @@
/* Example: the `c' in cour.pfa at size 13 */
if ( edge->serif && edge->link )
- edge->serif = 0;
+ edge->serif = NULL;
}
}
@@ -1193,7 +1190,7 @@
/* Compute all edges which lie within blue zones. */
- FT_LOCAL_DEF( void )
+ static void
af_cjk_hints_compute_blue_edges( AF_GlyphHints hints,
AF_CJKMetrics metrics,
AF_Dimension dim )
@@ -1304,7 +1301,7 @@
/* compute flags depending on render mode, etc. */
mode = metrics->root.scaler.render_mode;
-#ifdef AF_CONFIG_OPTION_USE_WARPER
+#if 0 /* 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
@@ -1337,6 +1334,12 @@
scaler_flags |= AF_SCALER_FLAG_NO_ADVANCE;
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ /* get (global) warper flag */
+ if ( !metrics->root.globals->module->warping )
+ scaler_flags |= AF_SCALER_FLAG_NO_WARPER;
+#endif
+
hints->scaler_flags = scaler_flags;
hints->other_flags = other_flags;
@@ -1357,13 +1360,13 @@
static FT_Pos
af_cjk_snap_width( AF_Width widths,
- FT_Int count,
+ FT_UInt count,
FT_Pos width )
{
- int n;
- FT_Pos best = 64 + 32 + 2;
- FT_Pos reference = width;
- FT_Pos scaled;
+ FT_UInt n;
+ FT_Pos best = 64 + 32 + 2;
+ FT_Pos reference = width;
+ FT_Pos scaled;
for ( n = 0; n < count; n++ )
@@ -1408,8 +1411,8 @@
af_cjk_compute_stem_width( AF_GlyphHints hints,
AF_Dimension dim,
FT_Pos width,
- AF_Edge_Flags base_flags,
- AF_Edge_Flags stem_flags )
+ FT_UInt base_flags,
+ FT_UInt stem_flags )
{
AF_CJKMetrics metrics = (AF_CJKMetrics)hints->metrics;
AF_CJKAxis axis = &metrics->axis[dim];
@@ -1533,10 +1536,9 @@
{
FT_Pos dist = stem_edge->opos - base_edge->opos;
- FT_Pos fitted_width = af_cjk_compute_stem_width(
- hints, dim, dist,
- (AF_Edge_Flags)base_edge->flags,
- (AF_Edge_Flags)stem_edge->flags );
+ FT_Pos fitted_width = af_cjk_compute_stem_width( hints, dim, dist,
+ base_edge->flags,
+ stem_edge->flags );
stem_edge->pos = base_edge->pos + fitted_width;
@@ -1614,8 +1616,8 @@
org_len = edge2->opos - edge->opos;
cur_len = af_cjk_compute_stem_width( hints, dim, org_len,
- (AF_Edge_Flags)edge->flags,
- (AF_Edge_Flags)edge2->flags );
+ edge->flags,
+ edge2->flags );
org_center = ( edge->opos + edge2->opos ) / 2 + anchor;
cur_pos1 = org_center - cur_len / 2;
@@ -1716,7 +1718,7 @@
AF_Edge edge_limit = edges + axis->num_edges;
FT_PtrDist n_edges;
AF_Edge edge;
- AF_Edge anchor = 0;
+ AF_Edge anchor = NULL;
FT_Pos delta = 0;
FT_Int skipped = 0;
FT_Bool has_last_stem = FALSE;
@@ -2194,7 +2196,13 @@
goto Exit;
/* analyze glyph outline */
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ if ( ( metrics->root.scaler.render_mode == FT_RENDER_MODE_LIGHT &&
+ AF_HINTS_DO_WARP( hints ) ) ||
+ AF_HINTS_DO_HORIZONTAL( hints ) )
+#else
if ( AF_HINTS_DO_HORIZONTAL( hints ) )
+#endif
{
error = af_cjk_hints_detect_features( hints, AF_DIMENSION_HORZ );
if ( error )
@@ -2220,8 +2228,9 @@
{
#ifdef AF_CONFIG_OPTION_USE_WARPER
- if ( dim == AF_DIMENSION_HORZ &&
- metrics->root.scaler.render_mode == FT_RENDER_MODE_NORMAL )
+ if ( dim == AF_DIMENSION_HORZ &&
+ metrics->root.scaler.render_mode == FT_RENDER_MODE_LIGHT &&
+ AF_HINTS_DO_WARP( hints ) )
{
AF_WarperRec warper;
FT_Fixed scale;
@@ -2243,12 +2252,6 @@
}
}
-#if 0
- af_glyph_hints_dump_points( hints );
- af_glyph_hints_dump_segments( hints );
- af_glyph_hints_dump_edges( hints );
-#endif
-
af_glyph_hints_save( hints, outline );
Exit:
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 13:35:50 +0000