diff options
| -rw-r--r-- | ChangeLog | 33 | ||||
| -rw-r--r-- | include/freetype/internal/services/svmm.h | 25 | ||||
| -rw-r--r-- | include/freetype/internal/services/svttglyf.h | 19 | ||||
| -rw-r--r-- | src/truetype/Jamfile | 2 | ||||
| -rw-r--r-- | src/truetype/truetype.c | 1 | ||||
| -rw-r--r-- | src/truetype/ttdriver.c | 76 | ||||
| -rw-r--r-- | src/truetype/ttdriver.h | 2 | ||||
| -rw-r--r-- | src/truetype/ttobjs.c | 7 | ||||
| -rw-r--r-- | src/truetype/ttpic.c | 79 | ||||
| -rw-r--r-- | src/truetype/ttpic.h | 59 |
10 files changed, 262 insertions, 41 deletions
@@ -1,5 +1,38 @@ 2009-04-05 Oran Agra <oran@monfort.co.il> + Position Independent Code (PIC) support in truetype driver. + + * include/freetype/internal/services/svmm.h add macros to init + instances of FT_Service_MultiMastersRec. + * include/freetype/internal/services/svttglyf.h add macros to init + instances of FT_Service_TTGlyfRec. + + * src/truetype/ttdriver.h declare tt_driver_class using macros from + ftdriver.h, when FT_CONFIG_OPTION_PIC is defined create and destroy + functions will be declared. + * src/truetype/ttdriver.c when FT_CONFIG_OPTION_PIC is defined + the following structs: + tt_service_gx_multi_masters, tt_service_truetype_glyf, tt_driver_class + and tt_services array, + will have functions to init or create and destroy them + instead of being allocated in the global scope. + And macros will be used from ttpic.h in order to access them + from the pic_container. + * src/truetype/ttobjs.c change trick_names array to be + PIC-compatible by being a two dimentional array rather than array + of pointers. + + New Files: + * src/truetype/ttpic.h declare struct to hold PIC globals for truetype + driver and macros to access them. + * src/truetype/ttpic.c implement functions to allocate, destroy and + initialize PIC globals for truetype driver. + + * src/truetype/truetype.c add new file to build: ttpic.c. + * src/truetype/jamfile add new files to FT2_MULTI build: ttpic.c. + +2009-04-05 Oran Agra <oran@monfort.co.il> + Position Independent Code (PIC) support and infrastructure in base. * include/freetype/config/ftoption.h add FT_CONFIG_OPTION_PIC diff --git a/include/freetype/internal/services/svmm.h b/include/freetype/internal/services/svmm.h index 8a99ec4b1..66e1da22f 100644 --- a/include/freetype/internal/services/svmm.h +++ b/include/freetype/internal/services/svmm.h @@ -68,6 +68,31 @@ FT_BEGIN_HEADER FT_Set_Var_Design_Func set_var_design; }; +#ifndef FT_CONFIG_OPTION_PIC + +#define FT_DEFINE_SERVICE_MULTIMASTERSREC(class_, get_mm_, set_mm_design_, \ + set_mm_blend_, get_mm_var_, set_var_design_) \ + static const FT_Service_MultiMastersRec class_ = \ + { \ + get_mm_, set_mm_design_, set_mm_blend_, get_mm_var_, set_var_design_ \ + }; + +#else /* FT_CONFIG_OPTION_PIC */ + +#define FT_DEFINE_SERVICE_MULTIMASTERSREC(class_, get_mm_, set_mm_design_, \ + set_mm_blend_, get_mm_var_, set_var_design_) \ + void \ + FT_Init_Class_##class_( FT_Service_MultiMastersRec* clazz ) \ + { \ + clazz->get_mm = get_mm_; \ + clazz->set_mm_design = set_mm_design_; \ + clazz->set_mm_blend = set_mm_blend_; \ + clazz->get_mm_var = get_mm_var_; \ + clazz->set_var_design = set_var_design_; \ + } + +#endif /* FT_CONFIG_OPTION_PIC */ + /* */ diff --git a/include/freetype/internal/services/svttglyf.h b/include/freetype/internal/services/svttglyf.h index e57d484b7..ab2dc9a9f 100644 --- a/include/freetype/internal/services/svttglyf.h +++ b/include/freetype/internal/services/svttglyf.h @@ -37,6 +37,25 @@ FT_BEGIN_HEADER TT_Glyf_GetLocationFunc get_location; }; +#ifndef FT_CONFIG_OPTION_PIC + +#define FT_DEFINE_SERVICE_TTGLYFREC(class_, get_location_ ) \ + static const FT_Service_TTGlyfRec class_ = \ + { \ + get_location_ \ + }; + +#else /* FT_CONFIG_OPTION_PIC */ + +#define FT_DEFINE_SERVICE_TTGLYFREC(class_, get_location_ ) \ + void \ + FT_Init_Class_##class_( FT_Service_TTGlyfRec* clazz ) \ + { \ + clazz->get_location = get_location_; \ + } + +#endif /* FT_CONFIG_OPTION_PIC */ + /* */ diff --git a/src/truetype/Jamfile b/src/truetype/Jamfile index a166909f4..a8cccfe13 100644 --- a/src/truetype/Jamfile +++ b/src/truetype/Jamfile @@ -16,7 +16,7 @@ SubDir FT2_TOP $(FT2_SRC_DIR) truetype ; if $(FT2_MULTI) { - _sources = ttdriver ttobjs ttpload ttgload ttinterp ttgxvar ; + _sources = ttdriver ttobjs ttpload ttgload ttinterp ttgxvar ttpic ; } else { diff --git a/src/truetype/truetype.c b/src/truetype/truetype.c index b36473a72..4bd120978 100644 --- a/src/truetype/truetype.c +++ b/src/truetype/truetype.c @@ -19,6 +19,7 @@ #define FT_MAKE_OPTION_SINGLE_OBJECT #include <ft2build.h> +#include "ttpic.c" #include "ttdriver.c" /* driver interface */ #include "ttpload.c" /* tables loader */ #include "ttgload.c" /* glyph loader */ diff --git a/src/truetype/ttdriver.c b/src/truetype/ttdriver.c index d59233894..dca009a10 100644 --- a/src/truetype/ttdriver.c +++ b/src/truetype/ttdriver.c @@ -40,6 +40,7 @@ #include "tterrors.h" +#include "ttpic.h" /*************************************************************************/ /* */ @@ -343,14 +344,13 @@ /*************************************************************************/ #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT - static const FT_Service_MultiMastersRec tt_service_gx_multi_masters = - { + FT_DEFINE_SERVICE_MULTIMASTERSREC(tt_service_gx_multi_masters, (FT_Get_MM_Func) NULL, (FT_Set_MM_Design_Func) NULL, (FT_Set_MM_Blend_Func) TT_Set_MM_Blend, (FT_Get_MM_Var_Func) TT_Get_MM_Var, (FT_Set_Var_Design_Func)TT_Set_Var_Design - }; + ) #endif static const FT_Service_TrueTypeEngineRec tt_service_truetype_engine = @@ -370,33 +370,36 @@ #endif /* TT_USE_BYTECODE_INTERPRETER */ }; - static const FT_Service_TTGlyfRec tt_service_truetype_glyf = - { + FT_DEFINE_SERVICE_TTGLYFREC(tt_service_truetype_glyf, (TT_Glyf_GetLocationFunc)tt_face_get_location - }; + ) - static const FT_ServiceDescRec tt_services[] = - { - { FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_TRUETYPE }, #ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT - { FT_SERVICE_ID_MULTI_MASTERS, &tt_service_gx_multi_masters }, + FT_DEFINE_SERVICEDESCREC4(tt_services, + FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_TRUETYPE, + FT_SERVICE_ID_MULTI_MASTERS, &FT_TT_SERVICE_GX_MULTI_MASTERS_GET, + FT_SERVICE_ID_TRUETYPE_ENGINE, &tt_service_truetype_engine, + FT_SERVICE_ID_TT_GLYF, &FT_TT_SERVICE_TRUETYPE_GLYF_GET + ) +#else + FT_DEFINE_SERVICEDESCREC3(tt_services, + FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_TRUETYPE, + FT_SERVICE_ID_TRUETYPE_ENGINE, &tt_service_truetype_engine, + FT_SERVICE_ID_TT_GLYF, &FT_TT_SERVICE_TRUETYPE_GLYF_GET + ) #endif - { FT_SERVICE_ID_TRUETYPE_ENGINE, &tt_service_truetype_engine }, - { FT_SERVICE_ID_TT_GLYF, &tt_service_truetype_glyf }, - { NULL, NULL } - }; - FT_CALLBACK_DEF( FT_Module_Interface ) tt_get_interface( FT_Module driver, /* TT_Driver */ const char* tt_interface ) { + FT_Library library = driver->library; FT_Module_Interface result; FT_Module sfntd; SFNT_Service sfnt; + FT_UNUSED(library); - - result = ft_service_list_lookup( tt_services, tt_interface ); + result = ft_service_list_lookup( FT_TT_SERVICES_GET, tt_interface ); if ( result != NULL ) return result; @@ -415,18 +418,25 @@ /* The FT_DriverInterface structure is defined in ftdriver.h. */ - FT_CALLBACK_TABLE_DEF - const FT_Driver_ClassRec tt_driver_class = - { - { - FT_MODULE_FONT_DRIVER | - FT_MODULE_DRIVER_SCALABLE | #ifdef TT_USE_BYTECODE_INTERPRETER - FT_MODULE_DRIVER_HAS_HINTER, +#define TT_HINTER_FLAG FT_MODULE_DRIVER_HAS_HINTER #else - 0, +#define TT_HINTER_FLAG 0 #endif +#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS +#define TT_SIZE_SELECT tt_size_select +#else +#define TT_SIZE_SELECT 0 +#endif + + FT_DEFINE_DRIVER(tt_driver_class, + + + FT_MODULE_FONT_DRIVER | + FT_MODULE_DRIVER_SCALABLE | + TT_HINTER_FLAG, + sizeof ( TT_DriverRec ), "truetype", /* driver name */ @@ -438,7 +448,6 @@ tt_driver_init, tt_driver_done, tt_get_interface, - }, sizeof ( TT_FaceRec ), sizeof ( TT_SizeRec ), @@ -451,10 +460,9 @@ tt_slot_init, 0, /* FT_Slot_DoneFunc */ -#ifdef FT_CONFIG_OPTION_OLD_INTERNALS - ft_stub_set_char_sizes, - ft_stub_set_pixel_sizes, -#endif + ft_stub_set_char_sizes, /* FT_CONFIG_OPTION_OLD_INTERNALS */ + ft_stub_set_pixel_sizes, /* FT_CONFIG_OPTION_OLD_INTERNALS */ + Load_Glyph, tt_get_kerning, @@ -462,12 +470,8 @@ tt_get_advances, tt_size_request, -#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS - tt_size_select -#else - 0 /* FT_Size_SelectFunc */ -#endif - }; + TT_SIZE_SELECT + ) /* END */ diff --git a/src/truetype/ttdriver.h b/src/truetype/ttdriver.h index f6f26e4b5..aae00f261 100644 --- a/src/truetype/ttdriver.h +++ b/src/truetype/ttdriver.h @@ -27,7 +27,7 @@ FT_BEGIN_HEADER - FT_EXPORT_VAR( const FT_Driver_ClassRec ) tt_driver_class; + FT_DECLARE_DRIVER( tt_driver_class ) FT_END_HEADER diff --git a/src/truetype/ttobjs.c b/src/truetype/ttobjs.c index b125d61a0..56c3967fb 100644 --- a/src/truetype/ttobjs.c +++ b/src/truetype/ttobjs.c @@ -148,7 +148,9 @@ static FT_Bool tt_check_trickyness( FT_String* name ) { - static const char* const trick_names[] = +#define TRICK_NAMES_MAX_CHARACTERS 16 +#define TRICK_NAMES_COUNT 7 + static const char trick_names[TRICK_NAMES_COUNT][TRICK_NAMES_MAX_CHARACTERS+1] = { "DFKaiSho-SB", /* dfkaisb.ttf */ "DFKaiShu", @@ -157,7 +159,6 @@ "MingLiU", /* mingliu.ttf & mingliu.ttc */ "PMingLiU", /* mingliu.ttc */ "MingLi43", /* mingli.ttf */ - NULL }; int nn; @@ -167,7 +168,7 @@ /* Note that we only check the face name at the moment; it might */ /* be worth to do more checks for a few special cases. */ - for ( nn = 0; trick_names[nn] != NULL; nn++ ) + for ( nn = 0; nn < TRICK_NAMES_COUNT; nn++ ) if ( ft_strstr( name, trick_names[nn] ) ) return TRUE; diff --git a/src/truetype/ttpic.c b/src/truetype/ttpic.c new file mode 100644 index 000000000..27ec4a1d5 --- /dev/null +++ b/src/truetype/ttpic.c @@ -0,0 +1,79 @@ +/***************************************************************************/ +/* */ +/* ttpic.c */ +/* */ +/* The FreeType position independent code services for truetype 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 "ttpic.h" + +#ifdef FT_CONFIG_OPTION_PIC + + /* forward declaration of PIC init functions from ttdriver.c */ + FT_Error FT_Create_Class_tt_services( FT_Library, FT_ServiceDescRec**); + void FT_Destroy_Class_tt_services( FT_Library, FT_ServiceDescRec*); + void FT_Init_Class_tt_service_gx_multi_masters(FT_Service_MultiMastersRec*); + void FT_Init_Class_tt_service_truetype_glyf(FT_Service_TTGlyfRec*); + + void + tt_driver_class_pic_free( FT_Library library ) + { + FT_PIC_Container* pic_container = &library->pic_container; + FT_Memory memory = library->memory; + if ( pic_container->truetype ) + { + TTModulePIC* container = (TTModulePIC*)pic_container->truetype; + if(container->tt_services) + FT_Destroy_Class_tt_services(library, container->tt_services); + container->tt_services = NULL; + FT_FREE( container ); + pic_container->truetype = NULL; + } + } + + FT_Error + tt_driver_class_pic_init( FT_Library library ) + { + FT_PIC_Container* pic_container = &library->pic_container; + FT_Error error = FT_Err_Ok; + TTModulePIC* container; + FT_Memory memory = library->memory; + + /* 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->truetype = container; + + /* initialize pointer table - this is how the module usually expects this data */ + error = FT_Create_Class_tt_services(library, &container->tt_services); + if(error) + goto Exit; +#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT + FT_Init_Class_tt_service_gx_multi_masters(&container->tt_service_gx_multi_masters); +#endif + FT_Init_Class_tt_service_truetype_glyf(&container->tt_service_truetype_glyf); +Exit: + if(error) + tt_driver_class_pic_free(library); + return error; + } + +#endif /* FT_CONFIG_OPTION_PIC */ + + +/* END */ diff --git a/src/truetype/ttpic.h b/src/truetype/ttpic.h new file mode 100644 index 000000000..84de0fee9 --- /dev/null +++ b/src/truetype/ttpic.h @@ -0,0 +1,59 @@ +/***************************************************************************/ +/* */ +/* ttpic.h */ +/* */ +/* The FreeType position independent code services for truetype 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 __TTPIC_H__ +#define __TTPIC_H__ + + +FT_BEGIN_HEADER + +#ifndef FT_CONFIG_OPTION_PIC +#define FT_TT_SERVICES_GET tt_services +#define FT_TT_SERVICE_GX_MULTI_MASTERS_GET tt_service_gx_multi_masters +#define FT_TT_SERVICE_TRUETYPE_GLYF_GET tt_service_truetype_glyf + +#else /* FT_CONFIG_OPTION_PIC */ + +#include FT_MULTIPLE_MASTERS_H +#include FT_SERVICE_MULTIPLE_MASTERS_H +#include FT_SERVICE_TRUETYPE_GLYF_H + + typedef struct TTModulePIC_ + { + FT_ServiceDescRec* tt_services; +#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT + FT_Service_MultiMastersRec tt_service_gx_multi_masters; +#endif + FT_Service_TTGlyfRec tt_service_truetype_glyf; + } TTModulePIC; + +#define GET_PIC(lib) ((TTModulePIC*)((lib)->pic_container.truetype)) +#define FT_TT_SERVICES_GET (GET_PIC(library)->tt_services) +#define FT_TT_SERVICE_GX_MULTI_MASTERS_GET (GET_PIC(library)->tt_service_gx_multi_masters) +#define FT_TT_SERVICE_TRUETYPE_GLYF_GET (GET_PIC(library)->tt_service_truetype_glyf) + +#endif /* FT_CONFIG_OPTION_PIC */ + + /* */ + +FT_END_HEADER + +#endif /* __TTPIC_H__ */ + + +/* END */ |