/src/freetype/src/smooth/ftspic.c
https://bitbucket.org/cabalistic/ogredeps/ · C · 107 lines · 61 code · 22 blank · 24 comment · 5 complexity · 7545106eff1b96ac2ec88a5476840852 MD5 · raw file
- /***************************************************************************/
- /* */
- /* ftspic.c */
- /* */
- /* The FreeType position independent code services for smooth module. */
- /* */
- /* Copyright 2009, 2010 by */
- /* Oran Agra and Mickey Gabel. */
- /* */
- /* 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. */
- /* */
- /***************************************************************************/
- #include <ft2build.h>
- #include FT_FREETYPE_H
- #include FT_INTERNAL_OBJECTS_H
- #include "ftspic.h"
- #include "ftsmerrs.h"
- #ifdef FT_CONFIG_OPTION_PIC
- /* forward declaration of PIC init functions from ftgrays.c */
- void
- FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs );
- void
- ft_smooth_renderer_class_pic_free( FT_Library library )
- {
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Memory memory = library->memory;
- if ( pic_container->smooth )
- {
- SmoothPIC* container = (SmoothPIC*)pic_container->smooth;
- if ( --container->ref_count )
- return;
- FT_FREE( container );
- pic_container->smooth = NULL;
- }
- }
- FT_Error
- ft_smooth_renderer_class_pic_init( FT_Library library )
- {
- FT_PIC_Container* pic_container = &library->pic_container;
- FT_Error error = Smooth_Err_Ok;
- SmoothPIC* container;
- FT_Memory memory = library->memory;
- /* since this function also serve smooth_lcd and smooth_lcdv renderers,
- it implements reference counting */
- if ( pic_container->smooth )
- {
- ((SmoothPIC*)pic_container->smooth)->ref_count++;
- return error;
- }
- /* allocate pointer, clear and set global container pointer */
- if ( FT_ALLOC ( container, sizeof ( *container ) ) )
- return error;
- FT_MEM_SET( container, 0, sizeof ( *container ) );
- pic_container->smooth = container;
- container->ref_count = 1;
- /* initialize pointer table - this is how the module usually expects this data */
- FT_Init_Class_ft_grays_raster( &container->ft_grays_raster );
- /*Exit:*/
- if ( error )
- ft_smooth_renderer_class_pic_free( library );
- return error;
- }
- /* re-route these init and free functions to the above functions */
- FT_Error ft_smooth_lcd_renderer_class_pic_init( FT_Library library )
- {
- return ft_smooth_renderer_class_pic_init( library );
- }
- void ft_smooth_lcd_renderer_class_pic_free( FT_Library library )
- {
- ft_smooth_renderer_class_pic_free( library );
- }
- FT_Error ft_smooth_lcdv_renderer_class_pic_init( FT_Library library )
- {
- return ft_smooth_renderer_class_pic_init( library );
- }
- void ft_smooth_lcdv_renderer_class_pic_free( FT_Library library )
- {
- ft_smooth_renderer_class_pic_free( library );
- }
- #endif /* FT_CONFIG_OPTION_PIC */
- /* END */