diff options
author | Campbell Barton <ideasman42@gmail.com> | 2018-11-06 04:52:34 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2018-11-06 04:52:34 +0300 |
commit | d805a4a5efd53de234302d22fc0917db53b50e2b (patch) | |
tree | fa1bd54334936fe5cfba25eacce4dcffff386bb9 /source/blender/blenlib/BLI_heap_simple.h | |
parent | a90bcdf93d82bf5d9964b12bb20af696ca66654e (diff) |
Cleanup: move fast heap into own source & header
Diffstat (limited to 'source/blender/blenlib/BLI_heap_simple.h')
-rw-r--r-- | source/blender/blenlib/BLI_heap_simple.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_heap_simple.h b/source/blender/blenlib/BLI_heap_simple.h new file mode 100644 index 00000000000..077c8cc1bb9 --- /dev/null +++ b/source/blender/blenlib/BLI_heap_simple.h @@ -0,0 +1,45 @@ +/* + * ***** 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_HEAP_SIMPLE_H__ +#define __BLI_HEAP_SIMPLE_H__ + +/** \file BLI_heap_simple.h + * \ingroup bli + * \brief A min-heap / priority queue ADT + */ + + +struct FastHeap; +typedef struct FastHeap FastHeap; + +typedef void (*HeapSimpleFreeFP)(void *ptr); + +FastHeap *BLI_fastheap_new_ex(unsigned int tot_reserve) ATTR_WARN_UNUSED_RESULT; +FastHeap *BLI_fastheap_new(void) ATTR_WARN_UNUSED_RESULT; +void BLI_fastheap_clear(FastHeap *heap, HeapSimpleFreeFP ptrfreefp) ATTR_NONNULL(1); +void BLI_fastheap_free(FastHeap *heap, HeapSimpleFreeFP ptrfreefp) ATTR_NONNULL(1); +void BLI_fastheap_insert(FastHeap *heap, float value, void *ptr) ATTR_NONNULL(1); +bool BLI_fastheap_is_empty(const FastHeap *heap) ATTR_NONNULL(1); +uint BLI_fastheap_len(const FastHeap *heap) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(1); +float BLI_fastheap_top_value(const FastHeap *heap) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(1); +void *BLI_fastheap_pop_min(FastHeap *heap) ATTR_NONNULL(1); + +#endif /* __BLI_HEAP_SIMPLE_H__ */ |