diff options
Diffstat (limited to 'src/freetype2/pshinter/pshalgo.c')
| -rw-r--r-- | src/freetype2/pshinter/pshalgo.c | 93 |
1 files changed, 52 insertions, 41 deletions
diff --git a/src/freetype2/pshinter/pshalgo.c b/src/freetype2/pshinter/pshalgo.c index 505d95c..417dcee 100644 --- a/src/freetype2/pshinter/pshalgo.c +++ b/src/freetype2/pshinter/pshalgo.c @@ -4,7 +4,7 @@ /* */ /* PostScript hinting algorithm (body). */ /* */ -/* Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used */ @@ -103,7 +103,7 @@ if ( idx >= table->max_hints ) { - FT_ERROR(( "psh_hint_table_record: invalid hint index %d\n", idx )); + FT_TRACE0(( "psh_hint_table_record: invalid hint index %d\n", idx )); return; } @@ -137,7 +137,7 @@ if ( table->num_hints < table->max_hints ) table->sort_global[table->num_hints++] = hint; else - FT_ERROR(( "psh_hint_table_record: too many sorted hints! BUG!\n" )); + FT_TRACE0(( "psh_hint_table_record: too many sorted hints! BUG!\n" )); } @@ -230,7 +230,7 @@ FT_UInt idx; - FT_ERROR(( "psh_hint_table_init: missing/incorrect hint masks!\n" )); + FT_TRACE0(( "psh_hint_table_init: missing/incorrect hint masks\n" )); count = table->max_hints; for ( idx = 0; idx < count; idx++ ) @@ -282,8 +282,8 @@ { hint2 = sort[0]; if ( psh_hint_overlap( hint, hint2 ) ) - FT_ERROR(( "psh_hint_table_activate_mask:" - " found overlapping hints\n" )) + FT_TRACE0(( "psh_hint_table_activate_mask:" + " found overlapping hints\n" )) } #else count2 = 0; @@ -295,8 +295,8 @@ if ( count < table->max_hints ) table->sort[count++] = hint; else - FT_ERROR(( "psh_hint_tableactivate_mask:" - " too many active hints\n" )); + FT_TRACE0(( "psh_hint_tableactivate_mask:" + " too many active hints\n" )); } } } @@ -898,7 +898,7 @@ #ifdef DEBUG_ZONES -#include <stdio.h> +#include FT_CONFIG_STANDARD_LIBRARY_H static void psh_print_zone( PSH_Zone zone ) @@ -2223,15 +2223,22 @@ FT_Fixed x_scale = dim_x->scale_mult; FT_Fixed y_scale = dim_y->scale_mult; + FT_Fixed old_x_scale = x_scale; + FT_Fixed old_y_scale = y_scale; + FT_Fixed scaled; FT_Fixed fitted; + FT_Bool rescale = FALSE; + scaled = FT_MulFix( globals->blues.normal_top.zones->org_ref, y_scale ); fitted = FT_PIX_ROUND( scaled ); if ( fitted != 0 && scaled != fitted ) { + rescale = TRUE; + y_scale = FT_MulDiv( y_scale, fitted, scaled ); if ( fitted < scaled ) @@ -2239,43 +2246,47 @@ psh_globals_set_scale( glyph->globals, x_scale, y_scale, 0, 0 ); } - } - - glyph->do_horz_hints = 1; - glyph->do_vert_hints = 1; - - glyph->do_horz_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_MONO || - hint_mode == FT_RENDER_MODE_LCD ); - glyph->do_vert_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_MONO || - hint_mode == FT_RENDER_MODE_LCD_V ); + glyph->do_horz_hints = 1; + glyph->do_vert_hints = 1; - glyph->do_stem_adjust = FT_BOOL( hint_mode != FT_RENDER_MODE_LIGHT ); + glyph->do_horz_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_MONO || + hint_mode == FT_RENDER_MODE_LCD ); - for ( dimension = 0; dimension < 2; dimension++ ) - { - /* load outline coordinates into glyph */ - psh_glyph_load_points( glyph, dimension ); - - /* compute local extrema */ - psh_glyph_compute_extrema( glyph ); - - /* compute aligned stem/hints positions */ - psh_hint_table_align_hints( &glyph->hint_tables[dimension], - glyph->globals, - dimension, - glyph ); + glyph->do_vert_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_MONO || + hint_mode == FT_RENDER_MODE_LCD_V ); - /* find strong points, align them, then interpolate others */ - psh_glyph_find_strong_points( glyph, dimension ); - if ( dimension == 1 ) - psh_glyph_find_blue_points( &globals->blues, glyph ); - psh_glyph_interpolate_strong_points( glyph, dimension ); - psh_glyph_interpolate_normal_points( glyph, dimension ); - psh_glyph_interpolate_other_points( glyph, dimension ); + glyph->do_stem_adjust = FT_BOOL( hint_mode != FT_RENDER_MODE_LIGHT ); - /* save hinted coordinates back to outline */ - psh_glyph_save_points( glyph, dimension ); + for ( dimension = 0; dimension < 2; dimension++ ) + { + /* load outline coordinates into glyph */ + psh_glyph_load_points( glyph, dimension ); + + /* compute local extrema */ + psh_glyph_compute_extrema( glyph ); + + /* compute aligned stem/hints positions */ + psh_hint_table_align_hints( &glyph->hint_tables[dimension], + glyph->globals, + dimension, + glyph ); + + /* find strong points, align them, then interpolate others */ + psh_glyph_find_strong_points( glyph, dimension ); + if ( dimension == 1 ) + psh_glyph_find_blue_points( &globals->blues, glyph ); + psh_glyph_interpolate_strong_points( glyph, dimension ); + psh_glyph_interpolate_normal_points( glyph, dimension ); + psh_glyph_interpolate_other_points( glyph, dimension ); + + /* save hinted coordinates back to outline */ + psh_glyph_save_points( glyph, dimension ); + + if ( rescale ) + psh_globals_set_scale( glyph->globals, + old_x_scale, old_y_scale, 0, 0 ); + } } Exit: |