diff options
Diffstat (limited to 'src/base/ftobjs.c')
| -rw-r--r-- | src/base/ftobjs.c | 69 |
1 files changed, 67 insertions, 2 deletions
diff --git a/src/base/ftobjs.c b/src/base/ftobjs.c index 36ee797..66a199a 100644 --- a/src/base/ftobjs.c +++ b/src/base/ftobjs.c @@ -513,6 +513,22 @@ ft_lookup_glyph_renderer( FT_GlyphSlot slot ); +#ifdef FT_CONFIG_OPTION_INFINALITY_PATCHSET + static void + ft_glyphslot_enlarge_metrics( FT_GlyphSlot slot, + FT_Render_Mode mode ) + { + FT_Glyph_Metrics* metrics = &slot->metrics; + FT_Pos enlarge_cbox = 0; + /* enlarge for grayscale rendering */ + if ( mode == FT_RENDER_MODE_NORMAL ) enlarge_cbox = 64; + + metrics->horiBearingX -= enlarge_cbox; + metrics->width += 2*enlarge_cbox; + } +#endif /* FT_CONFIG_OPTION_INFINALITY_PATCHSET */ + + #ifdef GRID_FIT_METRICS static void ft_glyphslot_grid_fit_metrics( FT_GlyphSlot slot, @@ -571,8 +587,33 @@ FT_Bool autohint = FALSE; FT_Module hinter; TT_Face ttface = (TT_Face)face; +#ifdef FT_CONFIG_OPTION_INFINALITY_PATCHSET + int checked_use_various_tweaks_env = FALSE; + FT_Bool use_various_tweaks = FALSE; + + if ( !checked_use_various_tweaks_env ) + { + char *use_various_tweaks_env = getenv( "INFINALITY_FT_USE_VARIOUS_TWEAKS" ); + if ( use_various_tweaks_env != NULL ) + { + if ( strcasecmp(use_various_tweaks_env, "default" ) != 0 ) + { + if ( strcasecmp(use_various_tweaks_env, "true") == 0) use_various_tweaks = TRUE; + else if ( strcasecmp(use_various_tweaks_env, "1") == 0) use_various_tweaks = TRUE; + else if ( strcasecmp(use_various_tweaks_env, "on") == 0) use_various_tweaks = TRUE; + else if ( strcasecmp(use_various_tweaks_env, "yes") == 0) use_various_tweaks = TRUE; + } + } + checked_use_various_tweaks_env = 1; + } + /* Force autohint if no tt instructions */ + if ( use_various_tweaks && + ttface->num_locations && + ttface->max_profile.maxSizeOfInstructions == 0 ) + load_flags |= FT_LOAD_FORCE_AUTOHINT; +#endif if ( !face || !face->size || !face->glyph ) return FT_Err_Invalid_Face_Handle; @@ -652,8 +693,18 @@ if ( autohint ) { FT_AutoHinter_Service hinting; - - +#ifdef FT_CONFIG_OPTION_INFINALITY_PATCHSET + if ( use_various_tweaks ) + { + /* Force slight hinting over full hinting always */ + load_flags &= ~FT_LOAD_TARGET_LCD; + load_flags &= ~FT_LOAD_TARGET_LCD_V; + load_flags &= ~FT_LOAD_TARGET_MONO; + load_flags &= ~FT_LOAD_TARGET_NORMAL; + load_flags |= FT_LOAD_TARGET_LIGHT; + /*printf("%d ", load_flags);*/ + } +#endif /* try to load embedded bitmaps first if available */ /* */ /* XXX: This is really a temporary hack that should disappear */ @@ -691,6 +742,10 @@ } else { +#ifdef FT_CONFIG_OPTION_INFINALITY_PATCHSET + char* c1 = "CUR_WIDTH"; + char* c2 = "0"; +#endif error = driver->clazz->load_glyph( slot, face->size, glyph_index, @@ -698,6 +753,16 @@ if ( error ) goto Exit; +#ifdef FT_CONFIG_OPTION_INFINALITY_PATCHSET + setenv(c1, c2, 1); + + { + /* fix for sdl_ttf */ + FT_Render_Mode mode = FT_LOAD_TARGET_MODE( load_flags ); + ft_glyphslot_enlarge_metrics( slot, mode ); + } +#endif + if ( slot->format == FT_GLYPH_FORMAT_OUTLINE ) { /* check that the loaded outline is correct */ |