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| author | Aras Pranckevicius <aras@nesnausk.org> | 2022-07-15 10:21:27 +0300 |
|---|---|---|
| committer | Aras Pranckevicius <aras@nesnausk.org> | 2022-07-15 10:21:27 +0300 |
| commit | 63ea0f7581faeeb629b040b7a4dc661bc84c789c (patch) | |
| tree | 22ec0e460d2c7e3d27adc8a7eebbbf0ce618e692 | |
| parent | 8fd2b79ca190946fe95d915d19abbe9ddac895e9 (diff) | |
BLI_bitmap: fix _BITMAP_NUM_BLOCKS to not over-count by one block
For bit counts that were exact multiple of block size, the macro was
computing one block too much.
Reviewed By: Campbell Barton, Bastien Montagne
Differential Revision: https://developer.blender.org/D15454
| -rw-r--r-- | source/blender/blenlib/BLI_bitmap.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/source/blender/blenlib/BLI_bitmap.h b/source/blender/blenlib/BLI_bitmap.h index 26dc6c7ffc9..973cc5c3d1e 100644 --- a/source/blender/blenlib/BLI_bitmap.h +++ b/source/blender/blenlib/BLI_bitmap.h @@ -27,7 +27,7 @@ typedef unsigned int BLI_bitmap; /** * Number of blocks needed to hold '_num' bits. */ -#define _BITMAP_NUM_BLOCKS(_num) (((_num) >> _BITMAP_POWER) + 1) +#define _BITMAP_NUM_BLOCKS(_num) (((_num) + _BITMAP_MASK) >> _BITMAP_POWER) /** * Size (in bytes) used to hold '_num' bits. |