diff options
| -rw-r--r-- | ChangeLog | 38 | ||||
| -rw-r--r-- | src/smooth/Jamfile | 2 | ||||
| -rw-r--r-- | src/smooth/ftgrays.c | 24 | ||||
| -rw-r--r-- | src/smooth/ftgrays.h | 1 | ||||
| -rw-r--r-- | src/smooth/ftsmooth.c | 37 | ||||
| -rw-r--r-- | src/smooth/ftsmooth.h | 8 | ||||
| -rw-r--r-- | src/smooth/ftspic.c | 97 | ||||
| -rw-r--r-- | src/smooth/ftspic.h | 50 | ||||
| -rw-r--r-- | src/smooth/smooth.c | 1 |
9 files changed, 220 insertions, 38 deletions
@@ -1,5 +1,43 @@ 2009-04-05 Oran Agra <oran@monfort.co.il> + Position Independent Code (PIC) support in smooth renderer. + + * src/smooth/ftsmooth.h declare ft_smooth_renderer_class, + ft_smooth_lcd_renderer_class and ft_smooth_lcd_v_renderer_class + using macros from ftrender.h, + when FT_CONFIG_OPTION_PIC is defined create and destroy + functions will be declared. + * src/smooth/ftsmooth.c when FT_CONFIG_OPTION_PIC is defined + the following structs: + ft_smooth_renderer_class, ft_smooth_lcd_renderer_class + and ft_smooth_lcd_v_renderer_class + will have functions to init or create and destroy them + instead of being allocated in the global scope. + And macros will be used from ftspic.h in order to access + ft_grays_raster from the pic_container (allocated in ftgrays.c). + + * src/smooth/ftgrays.h include FT_CONFIG_CONFIG_H + * src/smooth/ftgrays.c when FT_CONFIG_OPTION_PIC is NOT defined + func_interface was moved from gray_convert_glyph_inner function + to the global scope. + When FT_CONFIG_OPTION_PIC is defined + func_interface and ft_grays_raster structs + will have functions to init them + instead of being allocated in the global scope. + And func_interface will be allocated on the stack of + gray_convert_glyph_inner. + + New Files: + * src/smooth/ftspic.h declare struct to hold PIC globals for smooth + renderer and macros to access them. + * src/smooth/ftspic.c implement functions to allocate, destroy and + initialize PIC globals for smooth renderer. + + * src/smooth/smooth.c add new file to build: ftspic.c. + * src/smooth/jamfile add new files to FT2_MULTI build: ftspic.c. + +2009-04-05 Oran Agra <oran@monfort.co.il> + Position Independent Code (PIC) support in cff driver. * include/freetype/internal/services/svcid.h add macros to init diff --git a/src/smooth/Jamfile b/src/smooth/Jamfile index 8a792df05..a8496aa2c 100644 --- a/src/smooth/Jamfile +++ b/src/smooth/Jamfile @@ -16,7 +16,7 @@ SubDir FT2_TOP $(FT2_SRC_DIR) smooth ; if $(FT2_MULTI) { - _sources = ftgrays ftsmooth ; + _sources = ftgrays ftsmooth ftspic ; } else { diff --git a/src/smooth/ftgrays.c b/src/smooth/ftgrays.c index 10fa2ae72..e779449e5 100644 --- a/src/smooth/ftgrays.c +++ b/src/smooth/ftgrays.c @@ -188,6 +188,7 @@ #endif /* !_STANDALONE_ */ +#include "ftspic.h" #ifndef FT_MEM_SET #define FT_MEM_SET( d, s, c ) ft_memset( d, s, c ) @@ -1666,23 +1667,25 @@ } TBand; - - static int - gray_convert_glyph_inner( RAS_ARG ) - { - static - const FT_Outline_Funcs func_interface = - { + FT_DEFINE_OUTLINE_FUNCS(func_interface, (FT_Outline_MoveTo_Func) gray_move_to, (FT_Outline_LineTo_Func) gray_line_to, (FT_Outline_ConicTo_Func)gray_conic_to, (FT_Outline_CubicTo_Func)gray_cubic_to, 0, 0 - }; + ) + + static int + gray_convert_glyph_inner( RAS_ARG ) + { volatile int error = 0; +#ifdef FT_CONFIG_OPTION_PIC + FT_Outline_Funcs func_interface; + Init_Class_func_interface(&func_interface); +#endif if ( ft_setjmp( ras.jump_buffer ) == 0 ) { @@ -2037,8 +2040,7 @@ } - const FT_Raster_Funcs ft_grays_raster = - { + FT_DEFINE_RASTER_FUNCS(ft_grays_raster, FT_GLYPH_FORMAT_OUTLINE, (FT_Raster_New_Func) gray_raster_new, @@ -2046,7 +2048,7 @@ (FT_Raster_Set_Mode_Func)0, (FT_Raster_Render_Func) gray_raster_render, (FT_Raster_Done_Func) gray_raster_done - }; + ) /* END */ diff --git a/src/smooth/ftgrays.h b/src/smooth/ftgrays.h index 2d409543d..f20f55f14 100644 --- a/src/smooth/ftgrays.h +++ b/src/smooth/ftgrays.h @@ -28,6 +28,7 @@ #include "ftimage.h" #else #include <ft2build.h> +#include FT_CONFIG_CONFIG_H /* for FT_CONFIG_OPTION_PIC */ #include FT_IMAGE_H #endif diff --git a/src/smooth/ftsmooth.c b/src/smooth/ftsmooth.c index 79b1caec2..f0b0513a4 100644 --- a/src/smooth/ftsmooth.c +++ b/src/smooth/ftsmooth.c @@ -22,6 +22,7 @@ #include FT_OUTLINE_H #include "ftsmooth.h" #include "ftgrays.h" +#include "ftspic.h" #include "ftsmerrs.h" @@ -384,10 +385,8 @@ } - FT_CALLBACK_TABLE_DEF - const FT_Renderer_Class ft_smooth_renderer_class = - { - { + FT_DEFINE_RENDERER(ft_smooth_renderer_class, + FT_MODULE_RENDERER, sizeof( FT_RendererRec ), @@ -400,7 +399,7 @@ (FT_Module_Constructor)ft_smooth_init, (FT_Module_Destructor) 0, (FT_Module_Requester) 0 - }, + , FT_GLYPH_FORMAT_OUTLINE, @@ -409,14 +408,12 @@ (FT_Renderer_GetCBoxFunc) ft_smooth_get_cbox, (FT_Renderer_SetModeFunc) ft_smooth_set_mode, - (FT_Raster_Funcs*) &ft_grays_raster - }; + (FT_Raster_Funcs*) &FT_GRAYS_RASTER_GET + ) - FT_CALLBACK_TABLE_DEF - const FT_Renderer_Class ft_smooth_lcd_renderer_class = - { - { + FT_DEFINE_RENDERER(ft_smooth_lcd_renderer_class, + FT_MODULE_RENDERER, sizeof( FT_RendererRec ), @@ -429,7 +426,7 @@ (FT_Module_Constructor)ft_smooth_init, (FT_Module_Destructor) 0, (FT_Module_Requester) 0 - }, + , FT_GLYPH_FORMAT_OUTLINE, @@ -438,15 +435,11 @@ (FT_Renderer_GetCBoxFunc) ft_smooth_get_cbox, (FT_Renderer_SetModeFunc) ft_smooth_set_mode, - (FT_Raster_Funcs*) &ft_grays_raster - }; - + (FT_Raster_Funcs*) &FT_GRAYS_RASTER_GET + ) + FT_DEFINE_RENDERER(ft_smooth_lcdv_renderer_class, - FT_CALLBACK_TABLE_DEF - const FT_Renderer_Class ft_smooth_lcdv_renderer_class = - { - { FT_MODULE_RENDERER, sizeof( FT_RendererRec ), @@ -459,7 +452,7 @@ (FT_Module_Constructor)ft_smooth_init, (FT_Module_Destructor) 0, (FT_Module_Requester) 0 - }, + , FT_GLYPH_FORMAT_OUTLINE, @@ -468,8 +461,8 @@ (FT_Renderer_GetCBoxFunc) ft_smooth_get_cbox, (FT_Renderer_SetModeFunc) ft_smooth_set_mode, - (FT_Raster_Funcs*) &ft_grays_raster - }; + (FT_Raster_Funcs*) &FT_GRAYS_RASTER_GET + ) /* END */ diff --git a/src/smooth/ftsmooth.h b/src/smooth/ftsmooth.h index 62cced448..3708790df 100644 --- a/src/smooth/ftsmooth.h +++ b/src/smooth/ftsmooth.h @@ -28,15 +28,15 @@ FT_BEGIN_HEADER #ifndef FT_CONFIG_OPTION_NO_STD_RASTER - FT_EXPORT_VAR( const FT_Renderer_Class ) ft_std_renderer_class; + FT_DECLARE_RENDERER( ft_std_renderer_class ) #endif #ifndef FT_CONFIG_OPTION_NO_SMOOTH_RASTER - FT_EXPORT_VAR( const FT_Renderer_Class ) ft_smooth_renderer_class; + FT_DECLARE_RENDERER( ft_smooth_renderer_class ) - FT_EXPORT_VAR( const FT_Renderer_Class ) ft_smooth_lcd_renderer_class; + FT_DECLARE_RENDERER( ft_smooth_lcd_renderer_class ) - FT_EXPORT_VAR( const FT_Renderer_Class ) ft_smooth_lcd_v_renderer_class; + FT_DECLARE_RENDERER( ft_smooth_lcd_v_renderer_class ) #endif diff --git a/src/smooth/ftspic.c b/src/smooth/ftspic.c new file mode 100644 index 000000000..aa547fceb --- /dev/null +++ b/src/smooth/ftspic.c @@ -0,0 +1,97 @@ +/***************************************************************************/ +/* */ +/* ftspic.c */ +/* */ +/* The FreeType position independent code services for smooth module. */ +/* */ +/* Copyright 2009 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" + +#ifdef FT_CONFIG_OPTION_PIC + + /* forward declaration of PIC init functions from ftgrays.c */ + void FT_Init_Class_ft_grays_raster(FT_Raster_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 = FT_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 */ diff --git a/src/smooth/ftspic.h b/src/smooth/ftspic.h new file mode 100644 index 000000000..c7e0ce9d8 --- /dev/null +++ b/src/smooth/ftspic.h @@ -0,0 +1,50 @@ +/***************************************************************************/ +/* */ +/* ftspic.h */ +/* */ +/* The FreeType position independent code services for smooth module. */ +/* */ +/* Copyright 2009 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. */ +/* */ +/***************************************************************************/ + + +#ifndef __FTSPIC_H__ +#define __FTSPIC_H__ + + +FT_BEGIN_HEADER + +#include FT_INTERNAL_PIC_H + +#ifndef FT_CONFIG_OPTION_PIC +#define FT_GRAYS_RASTER_GET ft_grays_raster + +#else /* FT_CONFIG_OPTION_PIC */ + + typedef struct SmoothPIC_ + { + int ref_count; + FT_Raster_Funcs ft_grays_raster; + } SmoothPIC; + +#define GET_PIC(lib) ((SmoothPIC*)((lib)->pic_container.smooth)) +#define FT_GRAYS_RASTER_GET (GET_PIC(library)->ft_grays_raster) + +#endif /* FT_CONFIG_OPTION_PIC */ + + /* */ + +FT_END_HEADER + +#endif /* __FTSPIC_H__ */ + + +/* END */ diff --git a/src/smooth/smooth.c b/src/smooth/smooth.c index ff6be3e40..a8ac51f9f 100644 --- a/src/smooth/smooth.c +++ b/src/smooth/smooth.c @@ -19,6 +19,7 @@ #define FT_MAKE_OPTION_SINGLE_OBJECT #include <ft2build.h> +#include "ftspic.c" #include "ftgrays.c" #include "ftsmooth.c" |