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| author | Po Lu <luangruo@yahoo.com> | 2022-04-21 03:09:22 +0000 |
|---|---|---|
| committer | Po Lu <luangruo@yahoo.com> | 2022-04-21 03:09:22 +0000 |
| commit | 8c282d68bde6d8ef348da5ca30f697f6a47e5b81 (patch) | |
| tree | 956add41fe468f4cc7c865550c1429a89d0fb5b7 /lisp/emacs-lisp/cursor-sensor.el | |
| parent | ab530ddeb57084993fbf5f5857f3f8f3b4ec606c (diff) | |
| download | emacs-8c282d68bde6d8ef348da5ca30f697f6a47e5b81.tar.gz emacs-8c282d68bde6d8ef348da5ca30f697f6a47e5b81.tar.bz2 emacs-8c282d68bde6d8ef348da5ca30f697f6a47e5b81.zip | |
Use a cache on Haiku to avoid constantly reading fonts during font lookup
* src/haiku_font_support.cc (struct font_object_cache_bucket):
New struct.
(language_code_points): Make `int'.
(hash_string): New function.
(cache_font_object_data, lookup_font_object_data)
(font_object_has_chars): New functions.
(font_check_wanted_chars, font_check_one_of)
(font_check_language): Lookup in cached font object instead.
(be_init_font_data, be_evict_font_cache): New functions.
* src/haiku_support.h (struct haiku_font_pattern): Make
`uint32_t's ints instead.
* src/haikufont.c (haikufont_apply_registry, syms_of_haikufont):
Adjust for those changes.
* src/haikuterm.c (haiku_frame_up_to_date): Clear font lookup
cache every 50 updates.
Diffstat (limited to 'lisp/emacs-lisp/cursor-sensor.el')
0 files changed, 0 insertions, 0 deletions