diff options
author | Campbell Barton <ideasman42@gmail.com> | 2014-04-17 09:14:07 +0400 |
---|---|---|
committer | Campbell Barton <ideasman42@gmail.com> | 2014-04-17 10:04:28 +0400 |
commit | 3e3efae7e9420817a6fe35545d97568a69e2ce7c (patch) | |
tree | b6702eea72f629be453795e317fbcc22c3692535 /source/blender/blenlib/BLI_link_utils.h | |
parent | 1b9db9911d9cbcb81d58277084b9c4c5daf84e8a (diff) |
Viewport Text Drawing: replace single allocs with a memarena
- pass label strlen since in many cases its already known.
- use single linked list for cached text drawing.
- add BLI_link_utils.h for single linked list macros.
own tests give approx 22% overall speedup.
Diffstat (limited to 'source/blender/blenlib/BLI_link_utils.h')
-rw-r--r-- | source/blender/blenlib/BLI_link_utils.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_link_utils.h b/source/blender/blenlib/BLI_link_utils.h new file mode 100644 index 00000000000..d469b105f93 --- /dev/null +++ b/source/blender/blenlib/BLI_link_utils.h @@ -0,0 +1,46 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#ifndef __BLI_LINK_UTILS_H__ +#define __BLI_LINK_UTILS_H__ + +/** \file BLI_link_utils.h + * \ingroup bli + * \brief Single link-list utility macros. (header only api). + * + * Use this api when the structure defines its own ``next`` pointer + * and a double linked list such as #ListBase isnt needed. + */ + +#define BLI_LINKS_PREPEND(list, link) { \ + CHECK_TYPE_PAIR(list, link); \ + (link)->next = list; \ + list = link; \ +} (void)0 + +#define BLI_LINKS_FREE(list) { \ + while (list) { \ + void *next = list->next; \ + MEM_freeN(list); \ + list = next; \ + } \ +} (void)0 + +#endif /* __BLI_LINK_UTILS_H__ */ |