diff options
Diffstat (limited to 'cut-n-paste-code/freetype/ftsmooth.c')
| -rw-r--r-- | cut-n-paste-code/freetype/ftsmooth.c | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/cut-n-paste-code/freetype/ftsmooth.c b/cut-n-paste-code/freetype/ftsmooth.c deleted file mode 100644 index dec3d1da3..000000000 --- a/cut-n-paste-code/freetype/ftsmooth.c +++ /dev/null @@ -1,239 +0,0 @@ -/***************************************************************************/ -/* */ -/* ftsmooth.c */ -/* */ -/* Anti-aliasing renderer interface (body). */ -/* */ -/* Copyright 2000 by */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* This file is part of the FreeType project, and may only be used, */ -/* modified, and distributed under the terms of the FreeType project */ -/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ -/* this file you indicate that you have read the license and */ -/* understand and accept it fully. */ -/* */ -/***************************************************************************/ - - -#ifdef FT_FLAT_COMPILE - -#include "ftobjs.h" -#include "ftoutln.h" - - -#else - -#include <freetype/internal/ftobjs.h> -#include <freetype/ftoutln.h> - - -#endif - -#ifdef FT_FLAT_COMPILE - -#include "ftsmooth.h" -#include "ftgrays.h" - -#else - -#ifdef FT_FLAT_COMPILE - -#include "ftsmooth.h" -#include "ftgrays.h" - -#else - -#include <smooth/ftsmooth.h> -#include <smooth/ftgrays.h> - -#endif - -#endif - - - /* initialize renderer -- init its raster */ - static - FT_Error ft_smooth_init( FT_Renderer render ) - { - FT_Library library = FT_MODULE_LIBRARY( render ); - - - render->clazz->raster_class->raster_reset( render->raster, - library->raster_pool, - library->raster_pool_size ); - - return 0; - } - - - /* sets render-specific mode */ - static - FT_Error ft_smooth_set_mode( FT_Renderer render, - FT_ULong mode_tag, - FT_Pointer data ) - { - /* we simply pass it to the raster */ - return render->clazz->raster_class->raster_set_mode( render->raster, - mode_tag, - data ); - } - - /* transform a given glyph image */ - static - FT_Error ft_smooth_transform( FT_Renderer render, - FT_GlyphSlot slot, - FT_Matrix* matrix, - FT_Vector* delta ) - { - FT_Error error = FT_Err_Ok; - - - if ( slot->format != render->glyph_format ) - { - error = FT_Err_Invalid_Argument; - goto Exit; - } - - if ( matrix ) - FT_Outline_Transform( &slot->outline, matrix ); - - if ( delta ) - FT_Outline_Translate( &slot->outline, delta->x, delta->y ); - - Exit: - return error; - } - - - /* return the glyph's control box */ - static - void ft_smooth_get_cbox( FT_Renderer render, - FT_GlyphSlot slot, - FT_BBox* cbox ) - { - MEM_Set( cbox, 0, sizeof ( *cbox ) ); - - if ( slot->format == render->glyph_format ) - FT_Outline_Get_CBox( &slot->outline, cbox ); - } - - - /* convert a slot's glyph image into a bitmap */ - static - FT_Error ft_smooth_render( FT_Renderer render, - FT_GlyphSlot slot, - FT_UInt mode, - FT_Vector* origin ) - { - FT_Error error; - FT_Outline* outline; - FT_BBox cbox; - FT_UInt width, height, pitch; - FT_Bitmap* bitmap; - FT_Memory memory; - - FT_Raster_Params params; - - - /* check glyph image format */ - if ( slot->format != render->glyph_format ) - { - error = FT_Err_Invalid_Argument; - goto Exit; - } - - /* check mode */ - if ( mode != ft_render_mode_normal ) - return FT_Err_Cannot_Render_Glyph; - - outline = &slot->outline; - - /* translate the outline to the new origin if needed */ - if ( origin ) - FT_Outline_Translate( outline, origin->x, origin->y ); - - /* compute the control box, and grid fit it */ - FT_Outline_Get_CBox( outline, &cbox ); - - cbox.xMin &= -64; - cbox.yMin &= -64; - cbox.xMax = ( cbox.xMax + 63 ) & -64; - cbox.yMax = ( cbox.yMax + 63 ) & -64; - - width = ( cbox.xMax - cbox.xMin ) >> 6; - height = ( cbox.yMax - cbox.yMin ) >> 6; - bitmap = &slot->bitmap; - memory = render->root.memory; - - /* release old bitmap buffer */ - if ( slot->flags & ft_glyph_own_bitmap ) - { - FREE( bitmap->buffer ); - slot->flags &= ~ft_glyph_own_bitmap; - } - - /* allocate new one, depends on pixel format */ - pitch = width; - bitmap->pixel_mode = ft_pixel_mode_grays; - bitmap->num_grays = 256; - bitmap->width = width; - bitmap->rows = height; - bitmap->pitch = pitch; - - if ( ALLOC( bitmap->buffer, (FT_ULong)pitch * height ) ) - goto Exit; - - slot->flags |= ft_glyph_own_bitmap; - - /* translate outline to render it into the bitmap */ - FT_Outline_Translate( outline, -cbox.xMin, -cbox.yMin ); - - /* set up parameters */ - params.target = bitmap; - params.source = outline; - params.flags = ft_raster_flag_aa; - - /* render outline into the bitmap */ - error = render->raster_render( render->raster, ¶ms ); - if ( error ) - goto Exit; - - slot->format = ft_glyph_format_bitmap; - slot->bitmap_left = cbox.xMin >> 6; - slot->bitmap_top = cbox.yMax >> 6; - - Exit: - return error; - } - - - const FT_Renderer_Class ft_smooth_renderer_class = - { - { - ft_module_renderer, - sizeof( FT_RendererRec ), - - "smooth", - 0x10000L, - 0x20000L, - - 0, /* module specific interface */ - - (FT_Module_Constructor)ft_smooth_init, - (FT_Module_Destructor) 0, - (FT_Module_Requester) 0 - }, - - ft_glyph_format_outline, - - (FTRenderer_render) ft_smooth_render, - (FTRenderer_transform)ft_smooth_transform, - (FTRenderer_getCBox) ft_smooth_get_cbox, - (FTRenderer_setMode) ft_smooth_set_mode, - - (FT_Raster_Funcs*) &ft_grays_raster - }; - - -/* END */ |