From 5b0e4436fc4416115aeb36a675314d4fd3925e1d Mon Sep 17 00:00:00 2001 From: eugeni Date: Fri, 20 Apr 2007 23:04:21 +0000 Subject: Add outline glyph cache (unused yet). git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@23036 b3059339-0415-0410-9bf9-f77b7e298cf2 --- libass/ass_cache.h | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'libass/ass_cache.h') diff --git a/libass/ass_cache.h b/libass/ass_cache.h index 67fac337ec..f4bd60524e 100644 --- a/libass/ass_cache.h +++ b/libass/ass_cache.h @@ -57,6 +57,28 @@ bitmap_hash_val_t* cache_find_bitmap(bitmap_hash_key_t* key); void ass_bitmap_cache_reset(void); void ass_bitmap_cache_done(void); +// describes an outline glyph +typedef struct glyph_hash_key_s { + ass_font_t* font; + int size; // font size + uint32_t ch; // character code + int bold, italic; + unsigned scale_x, scale_y; // 16.16 + FT_Vector advance; // subpixel shift vector +} glyph_hash_key_t; + +typedef struct glyph_hash_val_s { + FT_Glyph glyph; + FT_BBox bbox_scaled; // bbox after scaling, but before rotation + FT_Vector advance; // 26.6, advance distance to the next bitmap in line +} glyph_hash_val_t; + +void ass_glyph_cache_init(void); +void cache_add_glyph(glyph_hash_key_t* key, glyph_hash_val_t* val); +glyph_hash_val_t* cache_find_glyph(glyph_hash_key_t* key); +void ass_glyph_cache_reset(void); +void ass_glyph_cache_done(void); + typedef struct hashmap_s hashmap_t; typedef void (*hashmap_item_dtor_t)(void* key, size_t key_size, void* value, size_t value_size); typedef int (*hashmap_key_compare_t)(void* key1, void* key2, size_t key_size); -- cgit v1.2.3