diff options
Diffstat (limited to 'include/freetype/ftcache.h')
| -rw-r--r-- | include/freetype/ftcache.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/include/freetype/ftcache.h b/include/freetype/ftcache.h index a9e1237..6af5306 100644 --- a/include/freetype/ftcache.h +++ b/include/freetype/ftcache.h @@ -56,9 +56,12 @@ FT_BEGIN_HEADER * interpret them in any way. * * Second, the cache calls, only when needed, a client-provided function - * to convert a @FTC_FaceID into a new @FT_Face object. The latter is + * to convert an @FTC_FaceID into a new @FT_Face object. The latter is * then completely managed by the cache, including its termination - * through @FT_Done_Face. + * through @FT_Done_Face. To monitor termination of face objects, the + * finalizer callback in the `generic' field of the @FT_Face object can + * be used, which might also be used to store the @FTC_FaceID of the + * face. * * Clients are free to map face IDs to anything else. The most simple * usage is to associate them to a (pathname,face_index) pair that is @@ -211,12 +214,17 @@ FT_BEGIN_HEADER /* */ +#ifdef FT_CONFIG_OPTION_OLD_INTERNALS + + /* these macros are incompatible with LLP64, should not be used */ + #define FT_POINTER_TO_ULONG( p ) ( (FT_ULong)(FT_Pointer)(p) ) #define FTC_FACE_ID_HASH( i ) \ ((FT_UInt32)(( FT_POINTER_TO_ULONG( i ) >> 3 ) ^ \ ( FT_POINTER_TO_ULONG( i ) << 7 ) ) ) +#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */ /*************************************************************************/ /*************************************************************************/ @@ -697,11 +705,17 @@ FT_BEGIN_HEADER (d1)->width == (d2)->width && \ (d1)->flags == (d2)->flags ) +#ifdef FT_CONFIG_OPTION_OLD_INTERNALS + + /* this macro is incompatible with LLP64, should not be used */ + #define FTC_IMAGE_TYPE_HASH( d ) \ (FT_UFast)( FTC_FACE_ID_HASH( (d)->face_id ) ^ \ ( (d)->width << 8 ) ^ (d)->height ^ \ ( (d)->flags << 4 ) ) +#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */ + /*************************************************************************/ /* */ @@ -1093,6 +1107,7 @@ FT_BEGIN_HEADER (f1)->pix_width == (f2)->pix_width && \ (f1)->pix_height == (f2)->pix_height ) + /* this macro is incompatible with LLP64, should not be used */ #define FTC_FONT_HASH( f ) \ (FT_UInt32)( FTC_FACE_ID_HASH((f)->face_id) ^ \ ((f)->pix_width << 8) ^ \ |