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https://github.com/ClassiCube/ClassiCube.git
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Remove unused SUBPIXEL_RENDERING code
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UnknownShadow200
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1d6d79a864
@ -3032,14 +3032,6 @@ FT_BEGIN_HEADER
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/* glyph outline in pixels and use the @FT_PIXEL_MODE_LCD_V mode. */
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/* glyph outline in pixels and use the @FT_PIXEL_MODE_LCD_V mode. */
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/* */
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/* */
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/* <Note> */
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/* <Note> */
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/* Should you define FT_CONFIG_OPTION_SUBPIXEL_RENDERING in your */
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/* `ftoption.h', which enables patented ClearType-style rendering, */
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/* the LCD-optimized glyph bitmaps should be filtered to reduce color */
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/* fringes inherent to this technology. You can either set up LCD */
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/* filtering with @FT_Library_SetLcdFilter or @FT_Face_Properties, */
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/* or do the filtering yourself. The default FreeType LCD rendering */
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/* technology does not require filtering. */
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/* */
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/* The selected render mode only affects vector glyphs of a font. */
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/* The selected render mode only affects vector glyphs of a font. */
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/* Embedded bitmaps often have a different pixel mode like */
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/* Embedded bitmaps often have a different pixel mode like */
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/* @FT_PIXEL_MODE_MONO. You can use @FT_Bitmap_Convert to transform */
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/* @FT_PIXEL_MODE_MONO. You can use @FT_Bitmap_Convert to transform */
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@ -1864,11 +1864,6 @@
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internal->refcount = 1;
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internal->refcount = 1;
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internal->no_stem_darkening = -1;
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internal->no_stem_darkening = -1;
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#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
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/* Per-face filtering can only be set up by FT_Face_Properties */
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internal->lcd_filter_func = NULL;
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#endif
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}
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}
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if ( aface )
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if ( aface )
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@ -2877,18 +2872,8 @@
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}
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}
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else if ( properties->tag == FT_PARAM_TAG_LCD_FILTER_WEIGHTS )
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else if ( properties->tag == FT_PARAM_TAG_LCD_FILTER_WEIGHTS )
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{
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{
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#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
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if ( properties->data )
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{
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ft_memcpy( face->internal->lcd_weights,
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properties->data,
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FT_LCD_FILTER_FIVE_TAPS );
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face->internal->lcd_filter_func = ft_lcd_filter_fir;
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}
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#else
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error = FT_THROW( Unimplemented_Feature );
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error = FT_THROW( Unimplemented_Feature );
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goto Exit;
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goto Exit;
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#endif
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}
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}
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else if ( properties->tag == FT_PARAM_TAG_RANDOM_SEED )
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else if ( properties->tag == FT_PARAM_TAG_RANDOM_SEED )
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{
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{
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@ -270,27 +270,6 @@ FT_BEGIN_HEADER
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FT_CMap_Done( FT_CMap cmap );
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FT_CMap_Done( FT_CMap cmap );
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/* adds LCD padding to Min and Max boundaries */
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FT_BASE( void )
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ft_lcd_padding( FT_Pos* Min,
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FT_Pos* Max,
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FT_GlyphSlot slot );
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#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
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typedef void (*FT_Bitmap_LcdFilterFunc)( FT_Bitmap* bitmap,
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FT_Render_Mode render_mode,
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FT_Byte* weights );
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/* This is the default LCD filter, an in-place, 5-tap FIR filter. */
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FT_BASE( void )
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ft_lcd_filter_fir( FT_Bitmap* bitmap,
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FT_Render_Mode mode,
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FT_LcdFiveTapFilter weights );
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#endif /* FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
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/*************************************************************************/
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/*************************************************************************/
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/* */
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/* */
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/* <Struct> */
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/* <Struct> */
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@ -374,11 +353,6 @@ FT_BEGIN_HEADER
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FT_Char no_stem_darkening;
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FT_Char no_stem_darkening;
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FT_Int32 random_seed;
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FT_Int32 random_seed;
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#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
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FT_LcdFiveTapFilter lcd_weights; /* filter weights, if any */
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FT_Bitmap_LcdFilterFunc lcd_filter_func; /* filtering callback */
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#endif
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FT_Int refcount;
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FT_Int refcount;
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} FT_Face_InternalRec;
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} FT_Face_InternalRec;
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@ -888,11 +862,6 @@ FT_BEGIN_HEADER
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FT_DebugHook_Func debug_hooks[4];
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FT_DebugHook_Func debug_hooks[4];
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#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
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FT_LcdFiveTapFilter lcd_weights; /* filter weights, if any */
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FT_Bitmap_LcdFilterFunc lcd_filter_func; /* filtering callback */
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#endif
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FT_Int refcount;
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FT_Int refcount;
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} FT_LibraryRec;
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} FT_LibraryRec;
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@ -108,23 +108,6 @@ FT_BEGIN_HEADER
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#undef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
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#undef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
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/*************************************************************************/
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/* */
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/* Uncomment the line below if you want to activate LCD rendering */
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/* technology similar to ClearType in this build of the library. This */
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/* technology triples the resolution in the direction color subpixels. */
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/* To mitigate color fringes inherent to this technology, you also need */
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/* to explicitly set up LCD filtering. */
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/* */
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/* Note that this feature is covered by several Microsoft patents */
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/* and should not be activated in any default build of the library. */
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/* When this macro is not defined, FreeType offers alternative LCD */
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/* rendering technology that produces excellent output without LCD */
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/* filtering. */
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/* */
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/* #define FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
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/*************************************************************************/
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/*************************************************************************/
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/* */
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/* */
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/* Many compilers provide a non-ANSI 64-bit data type that can be used */
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/* Many compilers provide a non-ANSI 64-bit data type that can be used */
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@ -160,68 +160,6 @@
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params.flags = FT_RASTER_FLAG_AA;
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params.flags = FT_RASTER_FLAG_AA;
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#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
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#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
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/* implode outline if needed */
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{
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FT_Vector* points = outline->points;
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FT_Vector* points_end = points + outline->n_points;
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FT_Vector* vec;
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if ( hmul )
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for ( vec = points; vec < points_end; vec++ )
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vec->x *= 3;
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if ( vmul )
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for ( vec = points; vec < points_end; vec++ )
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vec->y *= 3;
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}
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/* render outline into the bitmap */
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error = render->raster_render( render->raster, ¶ms );
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/* deflate outline if needed */
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{
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FT_Vector* points = outline->points;
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FT_Vector* points_end = points + outline->n_points;
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FT_Vector* vec;
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if ( hmul )
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for ( vec = points; vec < points_end; vec++ )
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vec->x /= 3;
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if ( vmul )
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for ( vec = points; vec < points_end; vec++ )
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vec->y /= 3;
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}
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if ( error )
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goto Exit;
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/* finally apply filtering */
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if ( hmul || vmul )
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{
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FT_Byte* lcd_weights;
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FT_Bitmap_LcdFilterFunc lcd_filter_func;
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/* Per-face LCD filtering takes priority if set up. */
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if ( slot->face && slot->face->internal->lcd_filter_func )
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{
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lcd_weights = slot->face->internal->lcd_weights;
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lcd_filter_func = slot->face->internal->lcd_filter_func;
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}
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else
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{
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lcd_weights = slot->library->lcd_weights;
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lcd_filter_func = slot->library->lcd_filter_func;
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}
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if ( lcd_filter_func )
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lcd_filter_func( bitmap, mode, lcd_weights );
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}
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#else /* !FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
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#else /* !FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
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if ( hmul ) /* lcd */
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if ( hmul ) /* lcd */
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