diff options
Diffstat (limited to 'third_party/freetype/src/base/ftlcdfil.c')
| -rw-r--r-- | third_party/freetype/src/base/ftlcdfil.c | 27 |
1 files changed, 6 insertions, 21 deletions
diff --git a/third_party/freetype/src/base/ftlcdfil.c b/third_party/freetype/src/base/ftlcdfil.c index ff6f7e98ce..f8e1709e92 100644 --- a/third_party/freetype/src/base/ftlcdfil.c +++ b/third_party/freetype/src/base/ftlcdfil.c @@ -4,7 +4,7 @@ /* */ /* FreeType API for color filtering of subpixel bitmap glyphs (body). */ /* */ -/* Copyright 2006-2015 by */ +/* Copyright 2006-2017 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -296,6 +296,8 @@ return FT_THROW( Invalid_Argument ); ft_memcpy( library->lcd_weights, weights, 5 ); + library->lcd_filter_func = _ft_lcd_filter_fir; + library->lcd_extra = 2; return FT_Err_Ok; } @@ -305,12 +307,10 @@ FT_Library_SetLcdFilter( FT_Library library, FT_LcdFilter filter ) { + static const FT_Byte default_filter[5] = + { 0x08, 0x4d, 0x56, 0x4d, 0x08 }; static const FT_Byte light_filter[5] = { 0x00, 0x55, 0x56, 0x55, 0x00 }; - /* the values here sum up to a value larger than 256, */ - /* providing a cheap gamma correction */ - static const FT_Byte default_filter[5] = - { 0x10, 0x40, 0x70, 0x40, 0x10 }; if ( !library ) @@ -324,25 +324,9 @@ break; case FT_LCD_FILTER_DEFAULT: -#if defined( FT_FORCE_LEGACY_LCD_FILTER ) - - library->lcd_filter_func = _ft_lcd_filter_legacy; - library->lcd_extra = 0; - -#elif defined( FT_FORCE_LIGHT_LCD_FILTER ) - - ft_memcpy( library->lcd_weights, light_filter, 5 ); - library->lcd_filter_func = _ft_lcd_filter_fir; - library->lcd_extra = 2; - -#else - ft_memcpy( library->lcd_weights, default_filter, 5 ); library->lcd_filter_func = _ft_lcd_filter_fir; library->lcd_extra = 2; - -#endif - break; case FT_LCD_FILTER_LIGHT: @@ -354,6 +338,7 @@ #ifdef USE_LEGACY case FT_LCD_FILTER_LEGACY: + case FT_LCD_FILTER_LEGACY1: library->lcd_filter_func = _ft_lcd_filter_legacy; library->lcd_extra = 0; break; |