a8ec7845e0
Also replace "num" with: - "number" when it's not used to denote the number of items. - "digits" when digits in a string are being manipulated.
49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later
|
|
* Copyright 2012 by Nicholas Bishop. All rights reserved. */
|
|
|
|
/** \file
|
|
* \ingroup bli
|
|
*
|
|
* Utility functions for variable size bit-masks.
|
|
*/
|
|
|
|
#include <limits.h>
|
|
#include <string.h>
|
|
|
|
#include "BLI_bitmap.h"
|
|
#include "BLI_utildefines.h"
|
|
|
|
void BLI_bitmap_set_all(BLI_bitmap *bitmap, bool set, size_t bits)
|
|
{
|
|
memset(bitmap, set ? UCHAR_MAX : 0, BLI_BITMAP_SIZE(bits));
|
|
}
|
|
|
|
void BLI_bitmap_flip_all(BLI_bitmap *bitmap, size_t bits)
|
|
{
|
|
size_t blocks_num = _BITMAP_NUM_BLOCKS(bits);
|
|
for (size_t i = 0; i < blocks_num; i++) {
|
|
bitmap[i] ^= ~(BLI_bitmap)0;
|
|
}
|
|
}
|
|
|
|
void BLI_bitmap_copy_all(BLI_bitmap *dst, const BLI_bitmap *src, size_t bits)
|
|
{
|
|
memcpy(dst, src, BLI_BITMAP_SIZE(bits));
|
|
}
|
|
|
|
void BLI_bitmap_and_all(BLI_bitmap *dst, const BLI_bitmap *src, size_t bits)
|
|
{
|
|
size_t blocks_num = _BITMAP_NUM_BLOCKS(bits);
|
|
for (size_t i = 0; i < blocks_num; i++) {
|
|
dst[i] &= src[i];
|
|
}
|
|
}
|
|
|
|
void BLI_bitmap_or_all(BLI_bitmap *dst, const BLI_bitmap *src, size_t bits)
|
|
{
|
|
size_t blocks_num = _BITMAP_NUM_BLOCKS(bits);
|
|
for (size_t i = 0; i < blocks_num; i++) {
|
|
dst[i] |= src[i];
|
|
}
|
|
}
|